From a8d2f0244ea0f7a1d9ded61a22add3bd7dc5c1c0 Mon Sep 17 00:00:00 2001 From: Manuel de Brito Fontes Date: Sun, 19 Nov 2017 16:38:11 -0300 Subject: [PATCH 1/5] Refactoring of cache, informers and store helpers --- .travis.yml | 4 + cmd/nginx/flags.go | 14 +- cmd/nginx/main.go | 1 - internal/ingress/annotations/alias/main.go | 5 +- .../ingress/annotations/alias/main_test.go | 3 +- internal/ingress/annotations/annotations.go | 20 +- .../ingress/annotations/annotations_test.go | 31 +- internal/ingress/annotations/auth/main.go | 6 +- .../ingress/annotations/auth/main_test.go | 13 +- internal/ingress/annotations/authreq/main.go | 14 +- .../ingress/annotations/authreq/main_test.go | 18 +- internal/ingress/annotations/authtls/main.go | 10 +- internal/ingress/annotations/class/main.go | 16 +- .../ingress/annotations/class/main_test.go | 14 +- .../annotations/clientbodybuffersize/main.go | 11 +- .../clientbodybuffersize/main_test.go | 6 +- internal/ingress/annotations/cors/main.go | 19 +- .../ingress/annotations/cors/main_test.go | 14 +- .../annotations/defaultbackend/main.go | 2 +- .../ingress/annotations/healthcheck/main.go | 4 +- .../annotations/healthcheck/main_test.go | 3 +- .../ingress/annotations/ipwhitelist/main.go | 2 +- .../annotations/ipwhitelist/main_test.go | 5 +- internal/ingress/annotations/parser/main.go | 24 +- .../ingress/annotations/parser/main_test.go | 26 +- .../annotations/portinredirect/main.go | 2 +- .../annotations/portinredirect/main_test.go | 3 +- internal/ingress/annotations/proxy/main.go | 24 +- .../ingress/annotations/proxy/main_test.go | 17 +- .../ingress/annotations/ratelimit/main.go | 12 +- .../annotations/ratelimit/main_test.go | 17 +- .../ingress/annotations/redirect/redirect.go | 6 +- internal/ingress/annotations/rewrite/main.go | 12 +- .../ingress/annotations/rewrite/main_test.go | 13 +- .../annotations/secureupstream/main.go | 4 +- .../annotations/secureupstream/main_test.go | 13 +- .../ingress/annotations/serversnippet/main.go | 11 +- .../annotations/serversnippet/main_test.go | 6 +- .../annotations/serviceupstream/main.go | 11 +- .../annotations/serviceupstream/main_test.go | 12 +- .../annotations/sessionaffinity/main.go | 6 +- .../annotations/sessionaffinity/main_test.go | 8 +- internal/ingress/annotations/snippet/main.go | 13 +- .../ingress/annotations/snippet/main_test.go | 6 +- .../annotations/sslpassthrough/main.go | 11 +- .../annotations/sslpassthrough/main_test.go | 10 +- .../annotations/upstreamhashby/main.go | 11 +- .../annotations/upstreamhashby/main_test.go | 6 +- .../ingress/annotations/upstreamvhost/main.go | 11 +- .../ingress/annotations/vtsfilterkey/main.go | 15 +- internal/ingress/controller/controller.go | 190 ++----- internal/ingress/controller/listers.go | 228 -------- internal/ingress/controller/nginx.go | 158 +++--- internal/ingress/controller/process/nginx.go | 2 +- internal/ingress/resolver/main.go | 3 - internal/ingress/status/status.go | 99 ++-- internal/ingress/status/status_test.go | 53 +- .../{controller => store}/backend_ssl.go | 104 ++-- .../{controller => store}/backend_ssl_test.go | 26 +- internal/ingress/store/configmap.go | 41 ++ internal/ingress/store/endpoint.go | 40 ++ internal/ingress/store/ingress.go | 41 ++ internal/ingress/store/ingress_annotation.go | 26 + internal/ingress/store/local_secret.go | 30 ++ internal/ingress/store/local_secret_test.go | 39 ++ internal/ingress/store/main.go | 113 ---- internal/ingress/store/secret.go | 41 ++ internal/ingress/store/service.go | 41 ++ internal/ingress/store/store.go | 502 ++++++++++++++++++ internal/ingress/store/store_test.go | 315 +++++++++++ internal/ingress/types.go | 12 - internal/k8s/main.go | 13 + test/e2e/up.sh | 44 -- test/e2e/wait-for-nginx.sh | 61 +++ 74 files changed, 1700 insertions(+), 1067 deletions(-) delete mode 100644 internal/ingress/controller/listers.go rename internal/ingress/{controller => store}/backend_ssl.go (69%) rename internal/ingress/{controller => store}/backend_ssl_test.go (96%) create mode 100644 internal/ingress/store/configmap.go create mode 100644 internal/ingress/store/endpoint.go create mode 100644 internal/ingress/store/ingress.go create mode 100644 internal/ingress/store/ingress_annotation.go create mode 100644 internal/ingress/store/local_secret.go create mode 100644 internal/ingress/store/local_secret_test.go delete mode 100644 internal/ingress/store/main.go create mode 100644 internal/ingress/store/secret.go create mode 100644 internal/ingress/store/service.go create mode 100644 internal/ingress/store/store.go create mode 100644 internal/ingress/store/store_test.go create mode 100755 test/e2e/wait-for-nginx.sh diff --git a/.travis.yml b/.travis.yml index c40926a84..cd453b96a 100644 --- a/.travis.yml +++ b/.travis.yml @@ -34,6 +34,9 @@ jobs: - go get github.com/golang/lint/golint - make fmt lint vet - stage: Coverage + before_script: + # start minikube + - test/e2e/up.sh script: - go get github.com/mattn/goveralls - go get github.com/modocache/gover @@ -44,6 +47,7 @@ jobs: before_script: - make e2e-image - test/e2e/up.sh + - test/e2e/wait-for-nginx.sh script: - make e2e-test # split builds to avoid job timeouts diff --git a/cmd/nginx/flags.go b/cmd/nginx/flags.go index e58230cc0..d80afb714 100644 --- a/cmd/nginx/flags.go +++ b/cmd/nginx/flags.go @@ -27,15 +27,13 @@ import ( apiv1 "k8s.io/api/core/v1" + "k8s.io/ingress-nginx/internal/ingress/annotations/class" + "k8s.io/ingress-nginx/internal/ingress/annotations/parser" "k8s.io/ingress-nginx/internal/ingress/controller" ngx_config "k8s.io/ingress-nginx/internal/ingress/controller/config" ing_net "k8s.io/ingress-nginx/internal/net" ) -const ( - defIngressClass = "nginx" -) - func parseFlags() (bool, *controller.Configuration, error) { var ( flags = pflag.NewFlagSet("", pflag.ExitOnError) @@ -152,11 +150,15 @@ func parseFlags() (bool, *controller.Configuration, error) { if *ingressClass != "" { glog.Infof("Watching for ingress class: %s", *ingressClass) - if *ingressClass != defIngressClass { + if *ingressClass != class.DefaultClass { glog.Warningf("only Ingress with class \"%v\" will be processed by this ingress controller", *ingressClass) } + + class.IngressClass = *ingressClass } + parser.AnnotationsPrefix = *annotationsPrefix + // check port collisions if !ing_net.IsPortAvailable(*httpPort) { return false, nil, fmt.Errorf("Port %v is already in use. Please check the flag --http-port", *httpPort) @@ -188,7 +190,6 @@ func parseFlags() (bool, *controller.Configuration, error) { } config := &controller.Configuration{ - AnnotationsPrefix: *annotationsPrefix, APIServerHost: *apiserverHost, KubeConfigFile: *kubeConfigFile, UpdateStatus: *updateStatus, @@ -198,7 +199,6 @@ func parseFlags() (bool, *controller.Configuration, error) { EnableSSLChainCompletion: *enableSSLChainCompletion, ResyncPeriod: *resyncPeriod, DefaultService: *defaultSvc, - IngressClass: *ingressClass, Namespace: *watchNamespace, ConfigMapName: *configMap, TCPConfigMapName: *tcpConfigMapName, diff --git a/cmd/nginx/main.go b/cmd/nginx/main.go index caab12aca..2e5e677c6 100644 --- a/cmd/nginx/main.go +++ b/cmd/nginx/main.go @@ -128,7 +128,6 @@ func main() { conf.FakeCertificateSHA = c.PemSHA conf.Client = kubeClient - conf.DefaultIngressClass = defIngressClass ngx := controller.NewNGINXController(conf) diff --git a/internal/ingress/annotations/alias/main.go b/internal/ingress/annotations/alias/main.go index 2fb81b2a4..7e664e345 100644 --- a/internal/ingress/annotations/alias/main.go +++ b/internal/ingress/annotations/alias/main.go @@ -24,16 +24,15 @@ import ( ) type alias struct { - r resolver.Resolver } // NewParser creates a new Alias annotation parser func NewParser(r resolver.Resolver) parser.IngressAnnotation { - return alias{r} + return alias{} } // Parse parses the annotations contained in the ingress rule // used to add an alias to the provided hosts func (a alias) Parse(ing *extensions.Ingress) (interface{}, error) { - return parser.GetStringAnnotation("server-alias", ing, a.r) + return parser.GetStringAnnotation("server-alias", ing) } diff --git a/internal/ingress/annotations/alias/main_test.go b/internal/ingress/annotations/alias/main_test.go index 579ed83f4..b1dba57c7 100644 --- a/internal/ingress/annotations/alias/main_test.go +++ b/internal/ingress/annotations/alias/main_test.go @@ -22,10 +22,11 @@ import ( api "k8s.io/api/core/v1" extensions "k8s.io/api/extensions/v1beta1" meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1" + "k8s.io/ingress-nginx/internal/ingress/annotations/parser" "k8s.io/ingress-nginx/internal/ingress/resolver" ) -const annotation = "nginx/server-alias" +var annotation = parser.GetAnnotationWithPrefix("server-alias") func TestParse(t *testing.T) { ap := NewParser(&resolver.Mock{}) diff --git a/internal/ingress/annotations/annotations.go b/internal/ingress/annotations/annotations.go index 2bbd8814d..47f709a4f 100644 --- a/internal/ingress/annotations/annotations.go +++ b/internal/ingress/annotations/annotations.go @@ -95,25 +95,25 @@ func NewAnnotationExtractor(cfg resolver.Resolver) Extractor { "Alias": alias.NewParser(cfg), "BasicDigestAuth": auth.NewParser(auth.AuthDirectory, cfg), "CertificateAuth": authtls.NewParser(cfg), - "ClientBodyBufferSize": clientbodybuffersize.NewParser(cfg), - "ConfigurationSnippet": snippet.NewParser(cfg), - "CorsConfig": cors.NewParser(cfg), + "ClientBodyBufferSize": clientbodybuffersize.NewParser(), + "ConfigurationSnippet": snippet.NewParser(), + "CorsConfig": cors.NewParser(), "DefaultBackend": defaultbackend.NewParser(cfg), - "ExternalAuth": authreq.NewParser(cfg), + "ExternalAuth": authreq.NewParser(), "HealthCheck": healthcheck.NewParser(cfg), "Proxy": proxy.NewParser(cfg), "RateLimit": ratelimit.NewParser(cfg), "Redirect": redirect.NewParser(cfg), "Rewrite": rewrite.NewParser(cfg), "SecureUpstream": secureupstream.NewParser(cfg), - "ServerSnippet": serversnippet.NewParser(cfg), - "ServiceUpstream": serviceupstream.NewParser(cfg), + "ServerSnippet": serversnippet.NewParser(), + "ServiceUpstream": serviceupstream.NewParser(), "SessionAffinity": sessionaffinity.NewParser(cfg), - "SSLPassthrough": sslpassthrough.NewParser(cfg), + "SSLPassthrough": sslpassthrough.NewParser(), "UsePortInRedirects": portinredirect.NewParser(cfg), - "UpstreamHashBy": upstreamhashby.NewParser(cfg), - "UpstreamVhost": upstreamvhost.NewParser(cfg), - "VtsFilterKey": vtsfilterkey.NewParser(cfg), + "UpstreamHashBy": upstreamhashby.NewParser(), + "UpstreamVhost": upstreamvhost.NewParser(), + "VtsFilterKey": vtsfilterkey.NewParser(), "Whitelist": ipwhitelist.NewParser(cfg), }, } diff --git a/internal/ingress/annotations/annotations_test.go b/internal/ingress/annotations/annotations_test.go index fd086d43d..4657de41e 100644 --- a/internal/ingress/annotations/annotations_test.go +++ b/internal/ingress/annotations/annotations_test.go @@ -24,27 +24,28 @@ import ( metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" "k8s.io/apimachinery/pkg/util/intstr" + "k8s.io/ingress-nginx/internal/ingress/annotations/parser" "k8s.io/ingress-nginx/internal/ingress/defaults" "k8s.io/ingress-nginx/internal/ingress/resolver" ) -const ( - annotationSecureUpstream = "nginx/secure-backends" - annotationSecureVerifyCACert = "nginx/secure-verify-ca-secret" - annotationUpsMaxFails = "nginx/upstream-max-fails" - annotationUpsFailTimeout = "nginx/upstream-fail-timeout" - annotationPassthrough = "nginx/ssl-passthrough" - annotationAffinityType = "nginx/affinity" - annotationCorsEnabled = "nginx/enable-cors" - annotationCorsAllowOrigin = "nginx/cors-allow-origin" - annotationCorsAllowMethods = "nginx/cors-allow-methods" - annotationCorsAllowHeaders = "nginx/cors-allow-headers" - annotationCorsAllowCredentials = "nginx/cors-allow-credentials" +var ( + annotationSecureUpstream = parser.GetAnnotationWithPrefix("secure-backends") + annotationSecureVerifyCACert = parser.GetAnnotationWithPrefix("secure-verify-ca-secret") + annotationUpsMaxFails = parser.GetAnnotationWithPrefix("upstream-max-fails") + annotationUpsFailTimeout = parser.GetAnnotationWithPrefix("upstream-fail-timeout") + annotationPassthrough = parser.GetAnnotationWithPrefix("ssl-passthrough") + annotationAffinityType = parser.GetAnnotationWithPrefix("affinity") + annotationCorsEnabled = parser.GetAnnotationWithPrefix("enable-cors") + annotationCorsAllowOrigin = parser.GetAnnotationWithPrefix("cors-allow-origin") + annotationCorsAllowMethods = parser.GetAnnotationWithPrefix("cors-allow-methods") + annotationCorsAllowHeaders = parser.GetAnnotationWithPrefix("cors-allow-headers") + annotationCorsAllowCredentials = parser.GetAnnotationWithPrefix("cors-allow-credentials") defaultCorsMethods = "GET, PUT, POST, DELETE, PATCH, OPTIONS" defaultCorsHeaders = "DNT,X-CustomHeader,Keep-Alive,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type,Authorization" - annotationAffinityCookieName = "nginx/session-cookie-name" - annotationAffinityCookieHash = "nginx/session-cookie-hash" - annotationUpstreamHashBy = "nginx/upstream-hash-by" + annotationAffinityCookieName = parser.GetAnnotationWithPrefix("session-cookie-name") + annotationAffinityCookieHash = parser.GetAnnotationWithPrefix("session-cookie-hash") + annotationUpstreamHashBy = parser.GetAnnotationWithPrefix("upstream-hash-by") ) type mockCfg struct { diff --git a/internal/ingress/annotations/auth/main.go b/internal/ingress/annotations/auth/main.go index 0b2187368..1dd885f04 100644 --- a/internal/ingress/annotations/auth/main.go +++ b/internal/ingress/annotations/auth/main.go @@ -102,7 +102,7 @@ func NewParser(authDirectory string, r resolver.Resolver) parser.IngressAnnotati // and generated an htpasswd compatible file to be used as source // during the authentication process func (a auth) Parse(ing *extensions.Ingress) (interface{}, error) { - at, err := parser.GetStringAnnotation("auth-type", ing, a.r) + at, err := parser.GetStringAnnotation("auth-type", ing) if err != nil { return nil, err } @@ -111,7 +111,7 @@ func (a auth) Parse(ing *extensions.Ingress) (interface{}, error) { return nil, ing_errors.NewLocationDenied("invalid authentication type") } - s, err := parser.GetStringAnnotation("auth-secret", ing, a.r) + s, err := parser.GetStringAnnotation("auth-secret", ing) if err != nil { return nil, ing_errors.LocationDenied{ Reason: errors.Wrap(err, "error reading secret name from annotation"), @@ -126,7 +126,7 @@ func (a auth) Parse(ing *extensions.Ingress) (interface{}, error) { } } - realm, _ := parser.GetStringAnnotation("auth-realm", ing, a.r) + realm, _ := parser.GetStringAnnotation("auth-realm", ing) passFile := fmt.Sprintf("%v/%v-%v.passwd", a.authDirectory, ing.GetNamespace(), ing.GetName()) err = dumpSecret(passFile, secret) diff --git a/internal/ingress/annotations/auth/main_test.go b/internal/ingress/annotations/auth/main_test.go index c93dddb67..3546bd025 100644 --- a/internal/ingress/annotations/auth/main_test.go +++ b/internal/ingress/annotations/auth/main_test.go @@ -29,6 +29,7 @@ import ( extensions "k8s.io/api/extensions/v1beta1" meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1" "k8s.io/apimachinery/pkg/util/intstr" + "k8s.io/ingress-nginx/internal/ingress/annotations/parser" "k8s.io/ingress-nginx/internal/ingress/resolver" ) @@ -99,9 +100,9 @@ func TestIngressAuth(t *testing.T) { ing := buildIngress() data := map[string]string{} - data["nginx/auth-type"] = "basic" - data["nginx/auth-secret"] = "demo-secret" - data["nginx/auth-realm"] = "-realm-" + data[parser.GetAnnotationWithPrefix("auth-type")] = "basic" + data[parser.GetAnnotationWithPrefix("auth-secret")] = "demo-secret" + data[parser.GetAnnotationWithPrefix("auth-realm")] = "-realm-" ing.SetAnnotations(data) _, dir, _ := dummySecretContent(t) @@ -130,9 +131,9 @@ func TestIngressAuthWithoutSecret(t *testing.T) { ing := buildIngress() data := map[string]string{} - data["nginx/auth-type"] = "basic" - data["nginx/auth-secret"] = "invalid-secret" - data["nginx/auth-realm"] = "-realm-" + data[parser.GetAnnotationWithPrefix("auth-type")] = "basic" + data[parser.GetAnnotationWithPrefix("auth-secret")] = "invalid-secret" + data[parser.GetAnnotationWithPrefix("auth-realm")] = "-realm-" ing.SetAnnotations(data) _, dir, _ := dummySecretContent(t) diff --git a/internal/ingress/annotations/authreq/main.go b/internal/ingress/annotations/authreq/main.go index dbc9f51a2..b8059de95 100644 --- a/internal/ingress/annotations/authreq/main.go +++ b/internal/ingress/annotations/authreq/main.go @@ -25,7 +25,6 @@ import ( "k8s.io/ingress-nginx/internal/ingress/annotations/parser" ing_errors "k8s.io/ingress-nginx/internal/ingress/errors" - "k8s.io/ingress-nginx/internal/ingress/resolver" ) // Config returns external authentication configuration for an Ingress rule @@ -101,18 +100,17 @@ func validHeader(header string) bool { } type authReq struct { - r resolver.Resolver } // NewParser creates a new authentication request annotation parser -func NewParser(r resolver.Resolver) parser.IngressAnnotation { - return authReq{r} +func NewParser() parser.IngressAnnotation { + return authReq{} } // ParseAnnotations parses the annotations contained in the ingress // rule used to use an Config URL as source for authentication func (a authReq) Parse(ing *extensions.Ingress) (interface{}, error) { - str, err := parser.GetStringAnnotation("auth-url", ing, a.r) + str, err := parser.GetStringAnnotation("auth-url", ing) if err != nil { return nil, err } @@ -121,7 +119,7 @@ func (a authReq) Parse(ing *extensions.Ingress) (interface{}, error) { return nil, ing_errors.NewLocationDenied("an empty string is not a valid URL") } - signin, _ := parser.GetStringAnnotation("auth-signin", ing, a.r) + signin, _ := parser.GetStringAnnotation("auth-signin", ing) ur, err := url.Parse(str) if err != nil { @@ -138,13 +136,13 @@ func (a authReq) Parse(ing *extensions.Ingress) (interface{}, error) { return nil, ing_errors.NewLocationDenied("invalid url host") } - m, _ := parser.GetStringAnnotation("auth-method", ing, a.r) + m, _ := parser.GetStringAnnotation("auth-method", ing) if len(m) != 0 && !validMethod(m) { return nil, ing_errors.NewLocationDenied("invalid HTTP method") } h := []string{} - hstr, _ := parser.GetStringAnnotation("auth-response-headers", ing, a.r) + hstr, _ := parser.GetStringAnnotation("auth-response-headers", ing) if len(hstr) != 0 { harr := strings.Split(hstr, ",") diff --git a/internal/ingress/annotations/authreq/main_test.go b/internal/ingress/annotations/authreq/main_test.go index 2208cc24e..dc9e3948c 100644 --- a/internal/ingress/annotations/authreq/main_test.go +++ b/internal/ingress/annotations/authreq/main_test.go @@ -24,7 +24,7 @@ import ( api "k8s.io/api/core/v1" extensions "k8s.io/api/extensions/v1beta1" meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1" - "k8s.io/ingress-nginx/internal/ingress/resolver" + "k8s.io/ingress-nginx/internal/ingress/annotations/parser" "k8s.io/apimachinery/pkg/util/intstr" ) @@ -87,11 +87,11 @@ func TestAnnotations(t *testing.T) { } for _, test := range tests { - data["nginx/auth-url"] = test.url - data["nginx/auth-signin"] = test.signinURL - data["nginx/auth-method"] = fmt.Sprintf("%v", test.method) + data[parser.GetAnnotationWithPrefix("auth-url")] = test.url + data[parser.GetAnnotationWithPrefix("auth-signin")] = test.signinURL + data[parser.GetAnnotationWithPrefix("auth-method")] = fmt.Sprintf("%v", test.method) - i, err := NewParser(&resolver.Mock{}).Parse(ing) + i, err := NewParser().Parse(ing) if test.expErr { if err == nil { t.Errorf("%v: expected error but retuned nil", test.title) @@ -137,11 +137,11 @@ func TestHeaderAnnotations(t *testing.T) { } for _, test := range tests { - data["nginx/auth-url"] = test.url - data["nginx/auth-response-headers"] = test.headers - data["nginx/auth-method"] = "GET" + data[parser.GetAnnotationWithPrefix("auth-url")] = test.url + data[parser.GetAnnotationWithPrefix("auth-response-headers")] = test.headers + data[parser.GetAnnotationWithPrefix("auth-method")] = "GET" - i, err := NewParser(&resolver.Mock{}).Parse(ing) + i, err := NewParser().Parse(ing) if test.expErr { if err == nil { t.Errorf("%v: expected error but retuned nil", err.Error()) diff --git a/internal/ingress/annotations/authtls/main.go b/internal/ingress/annotations/authtls/main.go index 59862f159..7c608bb53 100644 --- a/internal/ingress/annotations/authtls/main.go +++ b/internal/ingress/annotations/authtls/main.go @@ -87,7 +87,7 @@ type authTLS struct { // rule used to use a Certificate as authentication method func (a authTLS) Parse(ing *extensions.Ingress) (interface{}, error) { - tlsauthsecret, err := parser.GetStringAnnotation(a.r.GetAnnotationWithPrefix("auth-tls-secret"), ing, a.r) + tlsauthsecret, err := parser.GetStringAnnotation("auth-tls-secret", ing) if err != nil { return &Config{}, err } @@ -101,12 +101,12 @@ func (a authTLS) Parse(ing *extensions.Ingress) (interface{}, error) { return &Config{}, ing_errors.NewLocationDenied(err.Error()) } - tlsVerifyClient, err := parser.GetStringAnnotation("auth-tls-verify-client", ing, a.r) + tlsVerifyClient, err := parser.GetStringAnnotation("auth-tls-verify-client", ing) if err != nil || !authVerifyClientRegex.MatchString(tlsVerifyClient) { tlsVerifyClient = defaultAuthVerifyClient } - tlsdepth, err := parser.GetIntAnnotation("auth-tls-verify-depth", ing, a.r) + tlsdepth, err := parser.GetIntAnnotation("auth-tls-verify-depth", ing) if err != nil || tlsdepth == 0 { tlsdepth = defaultAuthTLSDepth } @@ -118,12 +118,12 @@ func (a authTLS) Parse(ing *extensions.Ingress) (interface{}, error) { } } - errorpage, err := parser.GetStringAnnotation("auth-tls-error-page", ing, a.r) + errorpage, err := parser.GetStringAnnotation("auth-tls-error-page", ing) if err != nil || errorpage == "" { errorpage = "" } - passCert, err := parser.GetBoolAnnotation("auth-tls-pass-certificate-to-upstream", ing, a.r) + passCert, err := parser.GetBoolAnnotation("auth-tls-pass-certificate-to-upstream", ing) if err != nil { passCert = false } diff --git a/internal/ingress/annotations/class/main.go b/internal/ingress/annotations/class/main.go index 33c7c7629..812c63d91 100644 --- a/internal/ingress/annotations/class/main.go +++ b/internal/ingress/annotations/class/main.go @@ -28,10 +28,20 @@ const ( IngressKey = "kubernetes.io/ingress.class" ) +var ( + // DefaultClass defines the default class used in the nginx ingres controller + DefaultClass = "nginx" + + // IngressClass sets the runtime ingress class to use + // An empty string means accept all ingresses without + // annotation and the ones configured with class nginx + IngressClass = "" +) + // IsValid returns true if the given Ingress either doesn't specify // the ingress.class annotation, or it's set to the configured in the // ingress controller. -func IsValid(ing *extensions.Ingress, controller, defClass string) bool { +func IsValid(ing *extensions.Ingress) bool { ingress, ok := ing.GetAnnotations()[IngressKey] if !ok { glog.V(3).Infof("annotation %v is not present in ingress %v/%v", IngressKey, ing.Namespace, ing.Name) @@ -44,9 +54,9 @@ func IsValid(ing *extensions.Ingress, controller, defClass string) bool { // and 2 invalid combinations // 3 - ingress with default class | fixed annotation on ingress // 4 - ingress with specific class | different annotation on ingress - if ingress == "" && controller == defClass { + if ingress == "" && IngressClass == DefaultClass { return true } - return ingress == controller + return ingress == IngressClass } diff --git a/internal/ingress/annotations/class/main_test.go b/internal/ingress/annotations/class/main_test.go index 45f7c02e7..bb8d2db65 100644 --- a/internal/ingress/annotations/class/main_test.go +++ b/internal/ingress/annotations/class/main_test.go @@ -25,6 +25,14 @@ import ( ) func TestIsValidClass(t *testing.T) { + dc := DefaultClass + ic := IngressClass + // restore original values after the tests + defer func() { + DefaultClass = dc + IngressClass = ic + }() + tests := []struct { ingress string controller string @@ -51,7 +59,11 @@ func TestIsValidClass(t *testing.T) { ing.SetAnnotations(data) for _, test := range tests { ing.Annotations[IngressKey] = test.ingress - b := IsValid(ing, test.controller, test.defClass) + + IngressClass = test.controller + DefaultClass = test.defClass + + b := IsValid(ing) if b != test.isValid { t.Errorf("test %v - expected %v but %v was returned", test, test.isValid, b) } diff --git a/internal/ingress/annotations/clientbodybuffersize/main.go b/internal/ingress/annotations/clientbodybuffersize/main.go index 6ff3e070a..13d11658c 100644 --- a/internal/ingress/annotations/clientbodybuffersize/main.go +++ b/internal/ingress/annotations/clientbodybuffersize/main.go @@ -20,20 +20,17 @@ import ( extensions "k8s.io/api/extensions/v1beta1" "k8s.io/ingress-nginx/internal/ingress/annotations/parser" - "k8s.io/ingress-nginx/internal/ingress/resolver" ) -type clientBodyBufferSize struct { - r resolver.Resolver -} +type clientBodyBufferSize struct{} // NewParser creates a new clientBodyBufferSize annotation parser -func NewParser(r resolver.Resolver) parser.IngressAnnotation { - return clientBodyBufferSize{r} +func NewParser() parser.IngressAnnotation { + return clientBodyBufferSize{} } // Parse parses the annotations contained in the ingress rule // used to add an client-body-buffer-size to the provided locations func (cbbs clientBodyBufferSize) Parse(ing *extensions.Ingress) (interface{}, error) { - return parser.GetStringAnnotation("client-body-buffer-size", ing, cbbs.r) + return parser.GetStringAnnotation("client-body-buffer-size", ing) } diff --git a/internal/ingress/annotations/clientbodybuffersize/main_test.go b/internal/ingress/annotations/clientbodybuffersize/main_test.go index b47231498..a3a43235c 100644 --- a/internal/ingress/annotations/clientbodybuffersize/main_test.go +++ b/internal/ingress/annotations/clientbodybuffersize/main_test.go @@ -22,12 +22,12 @@ import ( api "k8s.io/api/core/v1" extensions "k8s.io/api/extensions/v1beta1" meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1" - "k8s.io/ingress-nginx/internal/ingress/resolver" + "k8s.io/ingress-nginx/internal/ingress/annotations/parser" ) func TestParse(t *testing.T) { - annotation := "nginx/client-body-buffer-size" - ap := NewParser(&resolver.Mock{}) + annotation := parser.GetAnnotationWithPrefix("client-body-buffer-size") + ap := NewParser() if ap == nil { t.Fatalf("expected a parser.IngressAnnotation but returned nil") } diff --git a/internal/ingress/annotations/cors/main.go b/internal/ingress/annotations/cors/main.go index ac77c250a..8fdd2bd81 100644 --- a/internal/ingress/annotations/cors/main.go +++ b/internal/ingress/annotations/cors/main.go @@ -22,7 +22,6 @@ import ( extensions "k8s.io/api/extensions/v1beta1" "k8s.io/ingress-nginx/internal/ingress/annotations/parser" - "k8s.io/ingress-nginx/internal/ingress/resolver" ) const ( @@ -44,9 +43,7 @@ var ( corsHeadersRegex = regexp.MustCompile(`^([A-Za-z0-9\-\_]+,?\s?)+$`) ) -type cors struct { - r resolver.Resolver -} +type cors struct{} // Config contains the Cors configuration to be used in the Ingress type Config struct { @@ -58,8 +55,8 @@ type Config struct { } // NewParser creates a new CORS annotation parser -func NewParser(r resolver.Resolver) parser.IngressAnnotation { - return cors{r} +func NewParser() parser.IngressAnnotation { + return cors{} } // Equal tests for equality between two External types @@ -92,27 +89,27 @@ func (c1 *Config) Equal(c2 *Config) bool { // Parse parses the annotations contained in the ingress // rule used to indicate if the location/s should allows CORS func (c cors) Parse(ing *extensions.Ingress) (interface{}, error) { - corsenabled, err := parser.GetBoolAnnotation("enable-cors", ing, c.r) + corsenabled, err := parser.GetBoolAnnotation("enable-cors", ing) if err != nil { corsenabled = false } - corsalloworigin, err := parser.GetStringAnnotation("cors-allow-origin", ing, c.r) + corsalloworigin, err := parser.GetStringAnnotation("cors-allow-origin", ing) if err != nil || corsalloworigin == "" || !corsOriginRegex.MatchString(corsalloworigin) { corsalloworigin = "*" } - corsallowheaders, err := parser.GetStringAnnotation("cors-allow-headers", ing, c.r) + corsallowheaders, err := parser.GetStringAnnotation("cors-allow-headers", ing) if err != nil || corsallowheaders == "" || !corsHeadersRegex.MatchString(corsallowheaders) { corsallowheaders = defaultCorsHeaders } - corsallowmethods, err := parser.GetStringAnnotation("cors-allow-methods", ing, c.r) + corsallowmethods, err := parser.GetStringAnnotation("cors-allow-methods", ing) if err != nil || corsallowmethods == "" || !corsMethodsRegex.MatchString(corsallowmethods) { corsallowmethods = defaultCorsMethods } - corsallowcredentials, err := parser.GetBoolAnnotation("cors-allow-credentials", ing, c.r) + corsallowcredentials, err := parser.GetBoolAnnotation("cors-allow-credentials", ing) if err != nil { corsallowcredentials = true } diff --git a/internal/ingress/annotations/cors/main_test.go b/internal/ingress/annotations/cors/main_test.go index 2eda3a0fa..779799fbe 100644 --- a/internal/ingress/annotations/cors/main_test.go +++ b/internal/ingress/annotations/cors/main_test.go @@ -23,7 +23,7 @@ import ( extensions "k8s.io/api/extensions/v1beta1" meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1" "k8s.io/apimachinery/pkg/util/intstr" - "k8s.io/ingress-nginx/internal/ingress/resolver" + "k8s.io/ingress-nginx/internal/ingress/annotations/parser" ) func buildIngress() *extensions.Ingress { @@ -65,14 +65,14 @@ func TestIngressCorsConfig(t *testing.T) { ing := buildIngress() data := map[string]string{} - data["nginx/enable-cors"] = "true" - data["nginx/cors-allow-headers"] = "DNT,X-CustomHeader, Keep-Alive,User-Agent" - data["nginx/cors-allow-credentials"] = "false" - data["nginx/cors-allow-methods"] = "PUT, GET,OPTIONS, PATCH, $nginx_version" - data["nginx/cors-allow-origin"] = "https://origin123.test.com:4443" + data[parser.GetAnnotationWithPrefix("enable-cors")] = "true" + data[parser.GetAnnotationWithPrefix("cors-allow-headers")] = "DNT,X-CustomHeader, Keep-Alive,User-Agent" + data[parser.GetAnnotationWithPrefix("cors-allow-credentials")] = "false" + data[parser.GetAnnotationWithPrefix("cors-allow-methods")] = "PUT, GET,OPTIONS, PATCH, $nginx_version" + data[parser.GetAnnotationWithPrefix("cors-allow-origin")] = "https://origin123.test.com:4443" ing.SetAnnotations(data) - corst, _ := NewParser(&resolver.Mock{}).Parse(ing) + corst, _ := NewParser().Parse(ing) nginxCors, ok := corst.(*Config) if !ok { t.Errorf("expected a Config type") diff --git a/internal/ingress/annotations/defaultbackend/main.go b/internal/ingress/annotations/defaultbackend/main.go index 1d4be720f..8b4112a3e 100644 --- a/internal/ingress/annotations/defaultbackend/main.go +++ b/internal/ingress/annotations/defaultbackend/main.go @@ -38,7 +38,7 @@ func NewParser(r resolver.Resolver) parser.IngressAnnotation { // Parse parses the annotations contained in the ingress to use // a custom default backend func (db backend) Parse(ing *extensions.Ingress) (interface{}, error) { - s, err := parser.GetStringAnnotation("default-backend", ing, db.r) + s, err := parser.GetStringAnnotation("default-backend", ing) if err != nil { return nil, err } diff --git a/internal/ingress/annotations/healthcheck/main.go b/internal/ingress/annotations/healthcheck/main.go index 44c5b3602..24c65e0a2 100644 --- a/internal/ingress/annotations/healthcheck/main.go +++ b/internal/ingress/annotations/healthcheck/main.go @@ -47,12 +47,12 @@ func (hc healthCheck) Parse(ing *extensions.Ingress) (interface{}, error) { return &Config{defBackend.UpstreamMaxFails, defBackend.UpstreamFailTimeout}, nil } - mf, err := parser.GetIntAnnotation("upstream-max-fails", ing, hc.r) + mf, err := parser.GetIntAnnotation("upstream-max-fails", ing) if err != nil { mf = defBackend.UpstreamMaxFails } - ft, err := parser.GetIntAnnotation("upstream-fail-timeout", ing, hc.r) + ft, err := parser.GetIntAnnotation("upstream-fail-timeout", ing) if err != nil { ft = defBackend.UpstreamFailTimeout } diff --git a/internal/ingress/annotations/healthcheck/main_test.go b/internal/ingress/annotations/healthcheck/main_test.go index 1654aa0c2..6a407f273 100644 --- a/internal/ingress/annotations/healthcheck/main_test.go +++ b/internal/ingress/annotations/healthcheck/main_test.go @@ -24,6 +24,7 @@ import ( meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1" "k8s.io/apimachinery/pkg/util/intstr" + "k8s.io/ingress-nginx/internal/ingress/annotations/parser" "k8s.io/ingress-nginx/internal/ingress/defaults" "k8s.io/ingress-nginx/internal/ingress/resolver" ) @@ -75,7 +76,7 @@ func TestIngressHealthCheck(t *testing.T) { ing := buildIngress() data := map[string]string{} - data["nginx/upstream-max-fails"] = "2" + data[parser.GetAnnotationWithPrefix("upstream-max-fails")] = "2" ing.SetAnnotations(data) hzi, _ := NewParser(mockBackend{}).Parse(ing) diff --git a/internal/ingress/annotations/ipwhitelist/main.go b/internal/ingress/annotations/ipwhitelist/main.go index 2681f7136..0d76a2e00 100644 --- a/internal/ingress/annotations/ipwhitelist/main.go +++ b/internal/ingress/annotations/ipwhitelist/main.go @@ -81,7 +81,7 @@ func (a ipwhitelist) Parse(ing *extensions.Ingress) (interface{}, error) { defBackend := a.r.GetDefaultBackend() sort.Strings(defBackend.WhitelistSourceRange) - val, err := parser.GetStringAnnotation("whitelist-source-range", ing, a.r) + val, err := parser.GetStringAnnotation("whitelist-source-range", ing) // A missing annotation is not a problem, just use the default if err == ing_errors.ErrMissingAnnotations { return &SourceRange{CIDR: defBackend.WhitelistSourceRange}, nil diff --git a/internal/ingress/annotations/ipwhitelist/main_test.go b/internal/ingress/annotations/ipwhitelist/main_test.go index 2e7d54f5c..3ffc59959 100644 --- a/internal/ingress/annotations/ipwhitelist/main_test.go +++ b/internal/ingress/annotations/ipwhitelist/main_test.go @@ -23,6 +23,7 @@ import ( extensions "k8s.io/api/extensions/v1beta1" meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1" "k8s.io/apimachinery/pkg/util/intstr" + "k8s.io/ingress-nginx/internal/ingress/annotations/parser" "k8s.io/ingress-nginx/internal/ingress/defaults" "k8s.io/ingress-nginx/internal/ingress/resolver" ) @@ -94,7 +95,7 @@ func TestParseAnnotations(t *testing.T) { for testName, test := range tests { data := map[string]string{} - data["nginx/whitelist-source-range"] = test.net + data[parser.GetAnnotationWithPrefix("whitelist-source-range")] = test.net ing.SetAnnotations(data) p := NewParser(&resolver.Mock{}) i, err := p.Parse(ing) @@ -166,7 +167,7 @@ func TestParseAnnotationsWithDefaultConfig(t *testing.T) { for testName, test := range tests { data := map[string]string{} - data["nginx/whitelist-source-range"] = test.net + data[parser.GetAnnotationWithPrefix("whitelist-source-range")] = test.net ing.SetAnnotations(data) p := NewParser(mockBackend) i, err := p.Parse(ing) diff --git a/internal/ingress/annotations/parser/main.go b/internal/ingress/annotations/parser/main.go index d0e8dca71..f167e83b6 100644 --- a/internal/ingress/annotations/parser/main.go +++ b/internal/ingress/annotations/parser/main.go @@ -17,12 +17,17 @@ limitations under the License. package parser import ( + "fmt" "strconv" extensions "k8s.io/api/extensions/v1beta1" "k8s.io/ingress-nginx/internal/ingress/errors" - "k8s.io/ingress-nginx/internal/ingress/resolver" +) + +var ( + // AnnotationsPrefix defines the common prefix used in the nginx ingress controller + AnnotationsPrefix = "nginx.ingress.kubernetes.io" ) // IngressAnnotation has a method to parse annotations located in Ingress @@ -76,8 +81,8 @@ func checkAnnotation(name string, ing *extensions.Ingress) error { } // GetBoolAnnotation extracts a boolean from an Ingress annotation -func GetBoolAnnotation(name string, ing *extensions.Ingress, r resolver.Resolver) (bool, error) { - v := r.GetAnnotationWithPrefix(name) +func GetBoolAnnotation(name string, ing *extensions.Ingress) (bool, error) { + v := GetAnnotationWithPrefix(name) err := checkAnnotation(v, ing) if err != nil { return false, err @@ -86,8 +91,8 @@ func GetBoolAnnotation(name string, ing *extensions.Ingress, r resolver.Resolver } // GetStringAnnotation extracts a string from an Ingress annotation -func GetStringAnnotation(name string, ing *extensions.Ingress, r resolver.Resolver) (string, error) { - v := r.GetAnnotationWithPrefix(name) +func GetStringAnnotation(name string, ing *extensions.Ingress) (string, error) { + v := GetAnnotationWithPrefix(name) err := checkAnnotation(v, ing) if err != nil { return "", err @@ -96,11 +101,16 @@ func GetStringAnnotation(name string, ing *extensions.Ingress, r resolver.Resolv } // GetIntAnnotation extracts an int from an Ingress annotation -func GetIntAnnotation(name string, ing *extensions.Ingress, r resolver.Resolver) (int, error) { - v := r.GetAnnotationWithPrefix(name) +func GetIntAnnotation(name string, ing *extensions.Ingress) (int, error) { + v := GetAnnotationWithPrefix(name) err := checkAnnotation(v, ing) if err != nil { return 0, err } return ingAnnotations(ing.GetAnnotations()).parseInt(v) } + +// GetAnnotationWithPrefix returns the prefix of ingress annotations +func GetAnnotationWithPrefix(suffix string) string { + return fmt.Sprintf("%v/%v", AnnotationsPrefix, suffix) +} diff --git a/internal/ingress/annotations/parser/main_test.go b/internal/ingress/annotations/parser/main_test.go index b04f0d722..f65fbdbad 100644 --- a/internal/ingress/annotations/parser/main_test.go +++ b/internal/ingress/annotations/parser/main_test.go @@ -17,13 +17,11 @@ limitations under the License. package parser import ( - "fmt" "testing" api "k8s.io/api/core/v1" extensions "k8s.io/api/extensions/v1beta1" meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1" - "k8s.io/ingress-nginx/internal/ingress/resolver" ) func buildIngress() *extensions.Ingress { @@ -37,11 +35,9 @@ func buildIngress() *extensions.Ingress { } func TestGetBoolAnnotation(t *testing.T) { - r := &resolver.Mock{} - ing := buildIngress() - _, err := GetBoolAnnotation("", nil, r) + _, err := GetBoolAnnotation("", nil) if err == nil { t.Errorf("expected error but retuned nil") } @@ -61,9 +57,9 @@ func TestGetBoolAnnotation(t *testing.T) { ing.SetAnnotations(data) for _, test := range tests { - data[fmt.Sprintf("nginx/%v", test.field)] = test.value + data[GetAnnotationWithPrefix(test.field)] = test.value - u, err := GetBoolAnnotation(test.field, ing, r) + u, err := GetBoolAnnotation(test.field, ing) if test.expErr { if err == nil { t.Errorf("%v: expected error but retuned nil", test.name) @@ -79,11 +75,9 @@ func TestGetBoolAnnotation(t *testing.T) { } func TestGetStringAnnotation(t *testing.T) { - r := &resolver.Mock{} - ing := buildIngress() - _, err := GetStringAnnotation("", nil, r) + _, err := GetStringAnnotation("", nil) if err == nil { t.Errorf("expected error but retuned nil") } @@ -103,9 +97,9 @@ func TestGetStringAnnotation(t *testing.T) { ing.SetAnnotations(data) for _, test := range tests { - data[fmt.Sprintf("nginx/%v", test.field)] = test.value + data[GetAnnotationWithPrefix(test.field)] = test.value - s, err := GetStringAnnotation(test.field, ing, r) + s, err := GetStringAnnotation(test.field, ing) if test.expErr { if err == nil { t.Errorf("%v: expected error but retuned nil", test.name) @@ -121,11 +115,9 @@ func TestGetStringAnnotation(t *testing.T) { } func TestGetIntAnnotation(t *testing.T) { - r := &resolver.Mock{} - ing := buildIngress() - _, err := GetIntAnnotation("", nil, r) + _, err := GetIntAnnotation("", nil) if err == nil { t.Errorf("expected error but retuned nil") } @@ -145,9 +137,9 @@ func TestGetIntAnnotation(t *testing.T) { ing.SetAnnotations(data) for _, test := range tests { - data[fmt.Sprintf("nginx/%v", test.field)] = test.value + data[GetAnnotationWithPrefix(test.field)] = test.value - s, err := GetIntAnnotation(test.field, ing, r) + s, err := GetIntAnnotation(test.field, ing) if test.expErr { if err == nil { t.Errorf("%v: expected error but retuned nil", test.name) diff --git a/internal/ingress/annotations/portinredirect/main.go b/internal/ingress/annotations/portinredirect/main.go index 459878069..c091f1530 100644 --- a/internal/ingress/annotations/portinredirect/main.go +++ b/internal/ingress/annotations/portinredirect/main.go @@ -35,7 +35,7 @@ func NewParser(r resolver.Resolver) parser.IngressAnnotation { // Parse parses the annotations contained in the ingress // rule used to indicate if the redirects must func (a portInRedirect) Parse(ing *extensions.Ingress) (interface{}, error) { - up, err := parser.GetBoolAnnotation("use-port-in-redirects", ing, a.r) + up, err := parser.GetBoolAnnotation("use-port-in-redirects", ing) if err != nil { return a.r.GetDefaultBackend().UsePortInRedirects, nil } diff --git a/internal/ingress/annotations/portinredirect/main_test.go b/internal/ingress/annotations/portinredirect/main_test.go index 9bd0e4f31..c4e0e9179 100644 --- a/internal/ingress/annotations/portinredirect/main_test.go +++ b/internal/ingress/annotations/portinredirect/main_test.go @@ -25,6 +25,7 @@ import ( meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1" "k8s.io/apimachinery/pkg/util/intstr" + "k8s.io/ingress-nginx/internal/ingress/annotations/parser" "k8s.io/ingress-nginx/internal/ingress/defaults" "k8s.io/ingress-nginx/internal/ingress/resolver" ) @@ -92,7 +93,7 @@ func TestPortInRedirect(t *testing.T) { data := map[string]string{} if test.usePort != nil { - data["nginx/use-port-in-redirects"] = fmt.Sprintf("%v", *test.usePort) + data[parser.GetAnnotationWithPrefix("use-port-in-redirects")] = fmt.Sprintf("%v", *test.usePort) } ing.SetAnnotations(data) diff --git a/internal/ingress/annotations/proxy/main.go b/internal/ingress/annotations/proxy/main.go index 67f4581db..8171bdbbb 100644 --- a/internal/ingress/annotations/proxy/main.go +++ b/internal/ingress/annotations/proxy/main.go @@ -100,62 +100,62 @@ func NewParser(r resolver.Resolver) parser.IngressAnnotation { // rule used to configure upstream check parameters func (a proxy) Parse(ing *extensions.Ingress) (interface{}, error) { defBackend := a.r.GetDefaultBackend() - ct, err := parser.GetIntAnnotation("proxy-connect-timeout", ing, a.r) + ct, err := parser.GetIntAnnotation("proxy-connect-timeout", ing) if err != nil { ct = defBackend.ProxyConnectTimeout } - st, err := parser.GetIntAnnotation("proxy-send-timeout", ing, a.r) + st, err := parser.GetIntAnnotation("proxy-send-timeout", ing) if err != nil { st = defBackend.ProxySendTimeout } - rt, err := parser.GetIntAnnotation("proxy-read-timeout", ing, a.r) + rt, err := parser.GetIntAnnotation("proxy-read-timeout", ing) if err != nil { rt = defBackend.ProxyReadTimeout } - bufs, err := parser.GetStringAnnotation("proxy-buffer-size", ing, a.r) + bufs, err := parser.GetStringAnnotation("proxy-buffer-size", ing) if err != nil || bufs == "" { bufs = defBackend.ProxyBufferSize } - cp, err := parser.GetStringAnnotation("proxy-cookie-path", ing, a.r) + cp, err := parser.GetStringAnnotation("proxy-cookie-path", ing) if err != nil || cp == "" { cp = defBackend.ProxyCookiePath } - cd, err := parser.GetStringAnnotation("proxy-cookie-domain", ing, a.r) + cd, err := parser.GetStringAnnotation("proxy-cookie-domain", ing) if err != nil || cd == "" { cd = defBackend.ProxyCookieDomain } - bs, err := parser.GetStringAnnotation("proxy-body-size", ing, a.r) + bs, err := parser.GetStringAnnotation("proxy-body-size", ing) if err != nil || bs == "" { bs = defBackend.ProxyBodySize } - nu, err := parser.GetStringAnnotation("proxy-next-upstream", ing, a.r) + nu, err := parser.GetStringAnnotation("proxy-next-upstream", ing) if err != nil || nu == "" { nu = defBackend.ProxyNextUpstream } - pp, err := parser.GetStringAnnotation("proxy-pass-params", ing, a.r) + pp, err := parser.GetStringAnnotation("proxy-pass-params", ing) if err != nil || pp == "" { pp = defBackend.ProxyPassParams } - rb, err := parser.GetStringAnnotation("proxy-request-buffering", ing, a.r) + rb, err := parser.GetStringAnnotation("proxy-request-buffering", ing) if err != nil || rb == "" { rb = defBackend.ProxyRequestBuffering } - prf, err := parser.GetStringAnnotation("proxy-redirect-from", ing, a.r) + prf, err := parser.GetStringAnnotation("proxy-redirect-from", ing) if err != nil || rb == "" { prf = defBackend.ProxyRedirectFrom } - prt, err := parser.GetStringAnnotation("proxy-redirect-to", ing, a.r) + prt, err := parser.GetStringAnnotation("proxy-redirect-to", ing) if err != nil || rb == "" { prt = defBackend.ProxyRedirectTo } diff --git a/internal/ingress/annotations/proxy/main_test.go b/internal/ingress/annotations/proxy/main_test.go index c83dc9ef1..558d140f3 100644 --- a/internal/ingress/annotations/proxy/main_test.go +++ b/internal/ingress/annotations/proxy/main_test.go @@ -24,6 +24,7 @@ import ( meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1" "k8s.io/apimachinery/pkg/util/intstr" + "k8s.io/ingress-nginx/internal/ingress/annotations/parser" "k8s.io/ingress-nginx/internal/ingress/defaults" "k8s.io/ingress-nginx/internal/ingress/resolver" ) @@ -85,14 +86,14 @@ func TestProxy(t *testing.T) { ing := buildIngress() data := map[string]string{} - data["nginx/proxy-connect-timeout"] = "1" - data["nginx/proxy-send-timeout"] = "2" - data["nginx/proxy-read-timeout"] = "3" - data["nginx/proxy-buffer-size"] = "1k" - data["nginx/proxy-body-size"] = "2k" - data["nginx/proxy-next-upstream"] = "off" - data["nginx/proxy-pass-params"] = "smax=5 max=10" - data["nginx/proxy-request-buffering"] = "off" + data[parser.GetAnnotationWithPrefix("proxy-connect-timeout")] = "1" + data[parser.GetAnnotationWithPrefix("proxy-send-timeout")] = "2" + data[parser.GetAnnotationWithPrefix("proxy-read-timeout")] = "3" + data[parser.GetAnnotationWithPrefix("proxy-buffer-size")] = "1k" + data[parser.GetAnnotationWithPrefix("proxy-body-size")] = "2k" + data[parser.GetAnnotationWithPrefix("proxy-next-upstream")] = "off" + data[parser.GetAnnotationWithPrefix("proxy-pass-params")] = "smax=5 max=10" + data[parser.GetAnnotationWithPrefix("proxy-request-buffering")] = "off" ing.SetAnnotations(data) i, err := NewParser(mockBackend{}).Parse(ing) diff --git a/internal/ingress/annotations/ratelimit/main.go b/internal/ingress/annotations/ratelimit/main.go index 624d4aefd..44e1a46c9 100644 --- a/internal/ingress/annotations/ratelimit/main.go +++ b/internal/ingress/annotations/ratelimit/main.go @@ -157,20 +157,20 @@ func NewParser(r resolver.Resolver) parser.IngressAnnotation { // rule used to rewrite the defined paths func (a ratelimit) Parse(ing *extensions.Ingress) (interface{}, error) { defBackend := a.r.GetDefaultBackend() - lr, err := parser.GetIntAnnotation("limit-rate", ing, a.r) + lr, err := parser.GetIntAnnotation("limit-rate", ing) if err != nil { lr = defBackend.LimitRate } - lra, err := parser.GetIntAnnotation("limit-rate-after", ing, a.r) + lra, err := parser.GetIntAnnotation("limit-rate-after", ing) if err != nil { lra = defBackend.LimitRateAfter } - rpm, _ := parser.GetIntAnnotation("limit-rpm", ing, a.r) - rps, _ := parser.GetIntAnnotation("limit-rps", ing, a.r) - conn, _ := parser.GetIntAnnotation("limit-connections", ing, a.r) + rpm, _ := parser.GetIntAnnotation("limit-rpm", ing) + rps, _ := parser.GetIntAnnotation("limit-rps", ing) + conn, _ := parser.GetIntAnnotation("limit-connections", ing) - val, _ := parser.GetStringAnnotation("limit-whitelist", ing, a.r) + val, _ := parser.GetStringAnnotation("limit-whitelist", ing) cidrs, err := parseCIDRs(val) if err != nil { diff --git a/internal/ingress/annotations/ratelimit/main_test.go b/internal/ingress/annotations/ratelimit/main_test.go index a470bbb47..06ced468b 100644 --- a/internal/ingress/annotations/ratelimit/main_test.go +++ b/internal/ingress/annotations/ratelimit/main_test.go @@ -24,6 +24,7 @@ import ( meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1" "k8s.io/apimachinery/pkg/util/intstr" + "k8s.io/ingress-nginx/internal/ingress/annotations/parser" "k8s.io/ingress-nginx/internal/ingress/defaults" "k8s.io/ingress-nginx/internal/ingress/resolver" ) @@ -86,9 +87,9 @@ func TestBadRateLimiting(t *testing.T) { ing := buildIngress() data := map[string]string{} - data["nginx/limit-connections"] = "0" - data["nginx/limit-rps"] = "0" - data["nginx/limit-rpm"] = "0" + data[parser.GetAnnotationWithPrefix("limit-connections")] = "0" + data[parser.GetAnnotationWithPrefix("limit-rps")] = "0" + data[parser.GetAnnotationWithPrefix("limit-rpm")] = "0" ing.SetAnnotations(data) _, err := NewParser(mockBackend{}).Parse(ing) @@ -97,11 +98,11 @@ func TestBadRateLimiting(t *testing.T) { } data = map[string]string{} - data["nginx/limit-connections"] = "5" - data["nginx/limit-rps"] = "100" - data["nginx/limit-rpm"] = "10" - data["nginx/limit-rate-after"] = "100" - data["nginx/limit-rate"] = "10" + data[parser.GetAnnotationWithPrefix("limit-connections")] = "5" + data[parser.GetAnnotationWithPrefix("limit-rps")] = "100" + data[parser.GetAnnotationWithPrefix("limit-rpm")] = "10" + data[parser.GetAnnotationWithPrefix("limit-rate-after")] = "100" + data[parser.GetAnnotationWithPrefix("limit-rate")] = "10" ing.SetAnnotations(data) diff --git a/internal/ingress/annotations/redirect/redirect.go b/internal/ingress/annotations/redirect/redirect.go index 255763ef6..d94ede184 100644 --- a/internal/ingress/annotations/redirect/redirect.go +++ b/internal/ingress/annotations/redirect/redirect.go @@ -49,9 +49,9 @@ func NewParser(r resolver.Resolver) parser.IngressAnnotation { // If the Ingress contains both annotations the execution order is // temporal and then permanent func (a redirect) Parse(ing *extensions.Ingress) (interface{}, error) { - r3w, _ := parser.GetBoolAnnotation("from-to-www-redirect", ing, a.r) + r3w, _ := parser.GetBoolAnnotation("from-to-www-redirect", ing) - tr, err := parser.GetStringAnnotation("temporal-redirect", ing, a.r) + tr, err := parser.GetStringAnnotation("temporal-redirect", ing) if err != nil && !errors.IsMissingAnnotations(err) { return nil, err } @@ -68,7 +68,7 @@ func (a redirect) Parse(ing *extensions.Ingress) (interface{}, error) { }, nil } - pr, err := parser.GetStringAnnotation("permanent-redirect", ing, a.r) + pr, err := parser.GetStringAnnotation("permanent-redirect", ing) if err != nil && !errors.IsMissingAnnotations(err) { return nil, err } diff --git a/internal/ingress/annotations/rewrite/main.go b/internal/ingress/annotations/rewrite/main.go index 227cba446..2f222a509 100644 --- a/internal/ingress/annotations/rewrite/main.go +++ b/internal/ingress/annotations/rewrite/main.go @@ -82,18 +82,18 @@ func NewParser(r resolver.Resolver) parser.IngressAnnotation { // ParseAnnotations parses the annotations contained in the ingress // rule used to rewrite the defined paths func (a rewrite) Parse(ing *extensions.Ingress) (interface{}, error) { - rt, _ := parser.GetStringAnnotation("rewrite-target", ing, a.r) - sslRe, err := parser.GetBoolAnnotation("ssl-redirect", ing, a.r) + rt, _ := parser.GetStringAnnotation("rewrite-target", ing) + sslRe, err := parser.GetBoolAnnotation("ssl-redirect", ing) if err != nil { sslRe = a.r.GetDefaultBackend().SSLRedirect } - fSslRe, err := parser.GetBoolAnnotation("force-ssl-redirect", ing, a.r) + fSslRe, err := parser.GetBoolAnnotation("force-ssl-redirect", ing) if err != nil { fSslRe = a.r.GetDefaultBackend().ForceSSLRedirect } - abu, _ := parser.GetBoolAnnotation("add-base-url", ing, a.r) - bus, _ := parser.GetStringAnnotation("base-url-scheme", ing, a.r) - ar, _ := parser.GetStringAnnotation("app-root", ing, a.r) + abu, _ := parser.GetBoolAnnotation("add-base-url", ing) + bus, _ := parser.GetStringAnnotation("base-url-scheme", ing) + ar, _ := parser.GetStringAnnotation("app-root", ing) return &Config{ Target: rt, diff --git a/internal/ingress/annotations/rewrite/main_test.go b/internal/ingress/annotations/rewrite/main_test.go index 7b0f9c7c1..b54e3bfdc 100644 --- a/internal/ingress/annotations/rewrite/main_test.go +++ b/internal/ingress/annotations/rewrite/main_test.go @@ -24,6 +24,7 @@ import ( meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1" "k8s.io/apimachinery/pkg/util/intstr" + "k8s.io/ingress-nginx/internal/ingress/annotations/parser" "k8s.io/ingress-nginx/internal/ingress/defaults" "k8s.io/ingress-nginx/internal/ingress/resolver" ) @@ -88,7 +89,7 @@ func TestRedirect(t *testing.T) { ing := buildIngress() data := map[string]string{} - data["nginx/rewrite-target"] = defRoute + data[parser.GetAnnotationWithPrefix("rewrite-target")] = defRoute ing.SetAnnotations(data) i, err := NewParser(mockBackend{}).Parse(ing) @@ -108,7 +109,7 @@ func TestSSLRedirect(t *testing.T) { ing := buildIngress() data := map[string]string{} - data["nginx/rewrite-target"] = defRoute + data[parser.GetAnnotationWithPrefix("rewrite-target")] = defRoute ing.SetAnnotations(data) i, _ := NewParser(mockBackend{redirect: true}).Parse(ing) @@ -120,7 +121,7 @@ func TestSSLRedirect(t *testing.T) { t.Errorf("Expected true but returned false") } - data["nginx/ssl-redirect"] = "false" + data[parser.GetAnnotationWithPrefix("ssl-redirect")] = "false" ing.SetAnnotations(data) i, _ = NewParser(mockBackend{redirect: false}).Parse(ing) @@ -137,7 +138,7 @@ func TestForceSSLRedirect(t *testing.T) { ing := buildIngress() data := map[string]string{} - data["nginx/rewrite-target"] = defRoute + data[parser.GetAnnotationWithPrefix("rewrite-target")] = defRoute ing.SetAnnotations(data) i, _ := NewParser(mockBackend{redirect: true}).Parse(ing) @@ -149,7 +150,7 @@ func TestForceSSLRedirect(t *testing.T) { t.Errorf("Expected false but returned true") } - data["nginx/force-ssl-redirect"] = "true" + data[parser.GetAnnotationWithPrefix("force-ssl-redirect")] = "true" ing.SetAnnotations(data) i, _ = NewParser(mockBackend{redirect: false}).Parse(ing) @@ -165,7 +166,7 @@ func TestAppRoot(t *testing.T) { ing := buildIngress() data := map[string]string{} - data["nginx/app-root"] = "/app1" + data[parser.GetAnnotationWithPrefix("app-root")] = "/app1" ing.SetAnnotations(data) i, _ := NewParser(mockBackend{redirect: true}).Parse(ing) diff --git a/internal/ingress/annotations/secureupstream/main.go b/internal/ingress/annotations/secureupstream/main.go index c2d5082e7..e973dacbc 100644 --- a/internal/ingress/annotations/secureupstream/main.go +++ b/internal/ingress/annotations/secureupstream/main.go @@ -44,8 +44,8 @@ func NewParser(r resolver.Resolver) parser.IngressAnnotation { // Parse parses the annotations contained in the ingress // rule used to indicate if the upstream servers should use SSL func (a su) Parse(ing *extensions.Ingress) (interface{}, error) { - s, _ := parser.GetBoolAnnotation("secure-backends", ing, a.r) - ca, _ := parser.GetStringAnnotation("secure-verify-ca-secret", ing, a.r) + s, _ := parser.GetBoolAnnotation("secure-backends", ing) + ca, _ := parser.GetStringAnnotation("secure-verify-ca-secret", ing) secure := &Config{ Secure: s, CACert: resolver.AuthSSLCert{}, diff --git a/internal/ingress/annotations/secureupstream/main_test.go b/internal/ingress/annotations/secureupstream/main_test.go index 6563c8c6e..13a7c4e2c 100644 --- a/internal/ingress/annotations/secureupstream/main_test.go +++ b/internal/ingress/annotations/secureupstream/main_test.go @@ -25,6 +25,7 @@ import ( meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1" "k8s.io/apimachinery/pkg/util/intstr" + "k8s.io/ingress-nginx/internal/ingress/annotations/parser" "k8s.io/ingress-nginx/internal/ingress/resolver" ) @@ -78,8 +79,8 @@ func (cfg mockCfg) GetAuthCertificate(secret string) (*resolver.AuthSSLCert, err func TestAnnotations(t *testing.T) { ing := buildIngress() data := map[string]string{} - data["nginx/secure-backends"] = "true" - data["nginx/secure-verify-ca-secret"] = "secure-verify-ca" + data[parser.GetAnnotationWithPrefix("secure-backends")] = "true" + data[parser.GetAnnotationWithPrefix("secure-verify-ca-secret")] = "secure-verify-ca" ing.SetAnnotations(data) _, err := NewParser(mockCfg{ @@ -95,8 +96,8 @@ func TestAnnotations(t *testing.T) { func TestSecretNotFound(t *testing.T) { ing := buildIngress() data := map[string]string{} - data["nginx/secure-backends"] = "true" - data["nginx/secure-verify-ca-secret"] = "secure-verify-ca" + data[parser.GetAnnotationWithPrefix("secure-backends")] = "true" + data[parser.GetAnnotationWithPrefix("secure-verify-ca-secret")] = "secure-verify-ca" ing.SetAnnotations(data) _, err := NewParser(mockCfg{}).Parse(ing) if err == nil { @@ -107,8 +108,8 @@ func TestSecretNotFound(t *testing.T) { func TestSecretOnNonSecure(t *testing.T) { ing := buildIngress() data := map[string]string{} - data["nginx/secure-backends"] = "false" - data["nginx/secure-verify-ca-secret"] = "secure-verify-ca" + data[parser.GetAnnotationWithPrefix("secure-backends")] = "false" + data[parser.GetAnnotationWithPrefix("secure-verify-ca-secret")] = "secure-verify-ca" ing.SetAnnotations(data) _, err := NewParser(mockCfg{ certs: map[string]resolver.AuthSSLCert{ diff --git a/internal/ingress/annotations/serversnippet/main.go b/internal/ingress/annotations/serversnippet/main.go index d6830d8fe..00fc3850c 100644 --- a/internal/ingress/annotations/serversnippet/main.go +++ b/internal/ingress/annotations/serversnippet/main.go @@ -20,21 +20,18 @@ import ( extensions "k8s.io/api/extensions/v1beta1" "k8s.io/ingress-nginx/internal/ingress/annotations/parser" - "k8s.io/ingress-nginx/internal/ingress/resolver" ) -type serverSnippet struct { - r resolver.Resolver -} +type serverSnippet struct{} // NewParser creates a new server snippet annotation parser -func NewParser(r resolver.Resolver) parser.IngressAnnotation { - return serverSnippet{r} +func NewParser() parser.IngressAnnotation { + return serverSnippet{} } // Parse parses the annotations contained in the ingress rule // used to indicate if the location/s contains a fragment of // configuration to be included inside the paths of the rules func (a serverSnippet) Parse(ing *extensions.Ingress) (interface{}, error) { - return parser.GetStringAnnotation("server-snippet", ing, a.r) + return parser.GetStringAnnotation("server-snippet", ing) } diff --git a/internal/ingress/annotations/serversnippet/main_test.go b/internal/ingress/annotations/serversnippet/main_test.go index 4d17e5e49..0d699e2cb 100644 --- a/internal/ingress/annotations/serversnippet/main_test.go +++ b/internal/ingress/annotations/serversnippet/main_test.go @@ -22,13 +22,13 @@ import ( api "k8s.io/api/core/v1" extensions "k8s.io/api/extensions/v1beta1" meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1" - "k8s.io/ingress-nginx/internal/ingress/resolver" + "k8s.io/ingress-nginx/internal/ingress/annotations/parser" ) func TestParse(t *testing.T) { - annotation := "nginx/server-snippet" + annotation := parser.GetAnnotationWithPrefix("server-snippet") - ap := NewParser(&resolver.Mock{}) + ap := NewParser() if ap == nil { t.Fatalf("expected a parser.IngressAnnotation but returned nil") } diff --git a/internal/ingress/annotations/serviceupstream/main.go b/internal/ingress/annotations/serviceupstream/main.go index a8386edb6..3408ed978 100644 --- a/internal/ingress/annotations/serviceupstream/main.go +++ b/internal/ingress/annotations/serviceupstream/main.go @@ -20,18 +20,15 @@ import ( extensions "k8s.io/api/extensions/v1beta1" "k8s.io/ingress-nginx/internal/ingress/annotations/parser" - "k8s.io/ingress-nginx/internal/ingress/resolver" ) -type serviceUpstream struct { - r resolver.Resolver -} +type serviceUpstream struct{} // NewParser creates a new serviceUpstream annotation parser -func NewParser(r resolver.Resolver) parser.IngressAnnotation { - return serviceUpstream{r} +func NewParser() parser.IngressAnnotation { + return serviceUpstream{} } func (s serviceUpstream) Parse(ing *extensions.Ingress) (interface{}, error) { - return parser.GetBoolAnnotation("service-upstream", ing, s.r) + return parser.GetBoolAnnotation("service-upstream", ing) } diff --git a/internal/ingress/annotations/serviceupstream/main_test.go b/internal/ingress/annotations/serviceupstream/main_test.go index 0b196ca0f..c651c1adb 100644 --- a/internal/ingress/annotations/serviceupstream/main_test.go +++ b/internal/ingress/annotations/serviceupstream/main_test.go @@ -23,7 +23,7 @@ import ( extensions "k8s.io/api/extensions/v1beta1" meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1" "k8s.io/apimachinery/pkg/util/intstr" - "k8s.io/ingress-nginx/internal/ingress/resolver" + "k8s.io/ingress-nginx/internal/ingress/annotations/parser" ) func buildIngress() *extensions.Ingress { @@ -65,10 +65,10 @@ func TestIngressAnnotationServiceUpstreamEnabled(t *testing.T) { ing := buildIngress() data := map[string]string{} - data["nginx/service-upstream"] = "true" + data[parser.GetAnnotationWithPrefix("service-upstream")] = "true" ing.SetAnnotations(data) - val, _ := NewParser(&resolver.Mock{}).Parse(ing) + val, _ := NewParser().Parse(ing) enabled, ok := val.(bool) if !ok { t.Errorf("expected a bool type") @@ -84,10 +84,10 @@ func TestIngressAnnotationServiceUpstreamSetFalse(t *testing.T) { // Test with explicitly set to false data := map[string]string{} - data["nginx/service-upstream"] = "false" + data[parser.GetAnnotationWithPrefix("service-upstream")] = "false" ing.SetAnnotations(data) - val, _ := NewParser(&resolver.Mock{}).Parse(ing) + val, _ := NewParser().Parse(ing) enabled, ok := val.(bool) if !ok { t.Errorf("expected a bool type") @@ -101,7 +101,7 @@ func TestIngressAnnotationServiceUpstreamSetFalse(t *testing.T) { data = map[string]string{} ing.SetAnnotations(data) - val, _ = NewParser(&resolver.Mock{}).Parse(ing) + val, _ = NewParser().Parse(ing) enabled, ok = val.(bool) if !ok { t.Errorf("expected a bool type") diff --git a/internal/ingress/annotations/sessionaffinity/main.go b/internal/ingress/annotations/sessionaffinity/main.go index fd4bceeb4..49de25d33 100644 --- a/internal/ingress/annotations/sessionaffinity/main.go +++ b/internal/ingress/annotations/sessionaffinity/main.go @@ -63,14 +63,14 @@ type Cookie struct { // cookieAffinityParse gets the annotation values related to Cookie Affinity // It also sets default values when no value or incorrect value is found func (a affinity) cookieAffinityParse(ing *extensions.Ingress) *Cookie { - sn, err := parser.GetStringAnnotation(annotationAffinityCookieName, ing, a.r) + sn, err := parser.GetStringAnnotation(annotationAffinityCookieName, ing) if err != nil || sn == "" { glog.V(3).Infof("Ingress %v: No value found in annotation %v. Using the default %v", ing.Name, annotationAffinityCookieName, defaultAffinityCookieName) sn = defaultAffinityCookieName } - sh, err := parser.GetStringAnnotation(annotationAffinityCookieHash, ing, a.r) + sh, err := parser.GetStringAnnotation(annotationAffinityCookieHash, ing) if err != nil || !affinityCookieHashRegex.MatchString(sh) { glog.V(3).Infof("Invalid or no annotation value found in Ingress %v: %v. Setting it to default %v", ing.Name, annotationAffinityCookieHash, defaultAffinityCookieHash) @@ -97,7 +97,7 @@ type affinity struct { func (a affinity) Parse(ing *extensions.Ingress) (interface{}, error) { cookie := &Cookie{} // Check the type of affinity that will be used - at, err := parser.GetStringAnnotation(annotationAffinityType, ing, a.r) + at, err := parser.GetStringAnnotation(annotationAffinityType, ing) if err != nil { at = "" } diff --git a/internal/ingress/annotations/sessionaffinity/main_test.go b/internal/ingress/annotations/sessionaffinity/main_test.go index 464435117..3db53a2f7 100644 --- a/internal/ingress/annotations/sessionaffinity/main_test.go +++ b/internal/ingress/annotations/sessionaffinity/main_test.go @@ -17,13 +17,13 @@ limitations under the License. package sessionaffinity import ( - "fmt" "testing" api "k8s.io/api/core/v1" extensions "k8s.io/api/extensions/v1beta1" meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1" "k8s.io/apimachinery/pkg/util/intstr" + "k8s.io/ingress-nginx/internal/ingress/annotations/parser" "k8s.io/ingress-nginx/internal/ingress/resolver" ) @@ -66,9 +66,9 @@ func TestIngressAffinityCookieConfig(t *testing.T) { ing := buildIngress() data := map[string]string{} - data[fmt.Sprintf("nginx/%v", annotationAffinityType)] = "cookie" - data[fmt.Sprintf("nginx/%v", annotationAffinityCookieHash)] = "sha123" - data[fmt.Sprintf("nginx/%v", annotationAffinityCookieName)] = "INGRESSCOOKIE" + data[parser.GetAnnotationWithPrefix(annotationAffinityType)] = "cookie" + data[parser.GetAnnotationWithPrefix(annotationAffinityCookieHash)] = "sha123" + data[parser.GetAnnotationWithPrefix(annotationAffinityCookieName)] = "INGRESSCOOKIE" ing.SetAnnotations(data) affin, _ := NewParser(&resolver.Mock{}).Parse(ing) diff --git a/internal/ingress/annotations/snippet/main.go b/internal/ingress/annotations/snippet/main.go index b93dbf63b..41352b073 100644 --- a/internal/ingress/annotations/snippet/main.go +++ b/internal/ingress/annotations/snippet/main.go @@ -20,21 +20,18 @@ import ( extensions "k8s.io/api/extensions/v1beta1" "k8s.io/ingress-nginx/internal/ingress/annotations/parser" - "k8s.io/ingress-nginx/internal/ingress/resolver" ) -type snippet struct { - r resolver.Resolver -} +type snippet struct{} -// NewParser creates a new CORS annotation parser -func NewParser(r resolver.Resolver) parser.IngressAnnotation { - return snippet{r} +// NewParser creates a new snippet annotation parser +func NewParser() parser.IngressAnnotation { + return snippet{} } // Parse parses the annotations contained in the ingress rule // used to indicate if the location/s contains a fragment of // configuration to be included inside the paths of the rules func (a snippet) Parse(ing *extensions.Ingress) (interface{}, error) { - return parser.GetStringAnnotation("configuration-snippet", ing, a.r) + return parser.GetStringAnnotation("configuration-snippet", ing) } diff --git a/internal/ingress/annotations/snippet/main_test.go b/internal/ingress/annotations/snippet/main_test.go index 30943379f..17ffe80a3 100644 --- a/internal/ingress/annotations/snippet/main_test.go +++ b/internal/ingress/annotations/snippet/main_test.go @@ -22,13 +22,13 @@ import ( api "k8s.io/api/core/v1" extensions "k8s.io/api/extensions/v1beta1" meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1" - "k8s.io/ingress-nginx/internal/ingress/resolver" + "k8s.io/ingress-nginx/internal/ingress/annotations/parser" ) func TestParse(t *testing.T) { - annotation := "nginx/configuration-snippet" + annotation := parser.GetAnnotationWithPrefix("configuration-snippet") - ap := NewParser(&resolver.Mock{}) + ap := NewParser() if ap == nil { t.Fatalf("expected a parser.IngressAnnotation but returned nil") } diff --git a/internal/ingress/annotations/sslpassthrough/main.go b/internal/ingress/annotations/sslpassthrough/main.go index 82b69a170..ad75b7bdd 100644 --- a/internal/ingress/annotations/sslpassthrough/main.go +++ b/internal/ingress/annotations/sslpassthrough/main.go @@ -21,16 +21,13 @@ import ( "k8s.io/ingress-nginx/internal/ingress/annotations/parser" ing_errors "k8s.io/ingress-nginx/internal/ingress/errors" - "k8s.io/ingress-nginx/internal/ingress/resolver" ) -type sslpt struct { - r resolver.Resolver -} +type sslpt struct{} // NewParser creates a new SSL passthrough annotation parser -func NewParser(r resolver.Resolver) parser.IngressAnnotation { - return sslpt{r} +func NewParser() parser.IngressAnnotation { + return sslpt{} } // ParseAnnotations parses the annotations contained in the ingress @@ -40,5 +37,5 @@ func (a sslpt) Parse(ing *extensions.Ingress) (interface{}, error) { return false, ing_errors.ErrMissingAnnotations } - return parser.GetBoolAnnotation("ssl-passthrough", ing, a.r) + return parser.GetBoolAnnotation("ssl-passthrough", ing) } diff --git a/internal/ingress/annotations/sslpassthrough/main_test.go b/internal/ingress/annotations/sslpassthrough/main_test.go index 0320c007e..b53e06bad 100644 --- a/internal/ingress/annotations/sslpassthrough/main_test.go +++ b/internal/ingress/annotations/sslpassthrough/main_test.go @@ -22,7 +22,7 @@ import ( api "k8s.io/api/core/v1" extensions "k8s.io/api/extensions/v1beta1" meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1" - "k8s.io/ingress-nginx/internal/ingress/resolver" + "k8s.io/ingress-nginx/internal/ingress/annotations/parser" "k8s.io/apimachinery/pkg/util/intstr" ) @@ -45,16 +45,16 @@ func buildIngress() *extensions.Ingress { func TestParseAnnotations(t *testing.T) { ing := buildIngress() - _, err := NewParser(&resolver.Mock{}).Parse(ing) + _, err := NewParser().Parse(ing) if err == nil { t.Errorf("unexpected error: %v", err) } data := map[string]string{} - data["nginx/ssl-passthrough"] = "true" + data[parser.GetAnnotationWithPrefix("ssl-passthrough")] = "true" ing.SetAnnotations(data) // test ingress using the annotation without a TLS section - _, err = NewParser(&resolver.Mock{}).Parse(ing) + _, err = NewParser().Parse(ing) if err != nil { t.Errorf("unexpected error parsing ingress with sslpassthrough") } @@ -65,7 +65,7 @@ func TestParseAnnotations(t *testing.T) { Hosts: []string{"foo.bar.com"}, }, } - i, err := NewParser(&resolver.Mock{}).Parse(ing) + i, err := NewParser().Parse(ing) if err != nil { t.Errorf("expected error parsing ingress with sslpassthrough") } diff --git a/internal/ingress/annotations/upstreamhashby/main.go b/internal/ingress/annotations/upstreamhashby/main.go index b543070a0..ff102232c 100644 --- a/internal/ingress/annotations/upstreamhashby/main.go +++ b/internal/ingress/annotations/upstreamhashby/main.go @@ -20,21 +20,18 @@ import ( extensions "k8s.io/api/extensions/v1beta1" "k8s.io/ingress-nginx/internal/ingress/annotations/parser" - "k8s.io/ingress-nginx/internal/ingress/resolver" ) -type upstreamhashby struct { - r resolver.Resolver -} +type upstreamhashby struct{} // NewParser creates a new CORS annotation parser -func NewParser(r resolver.Resolver) parser.IngressAnnotation { - return upstreamhashby{r} +func NewParser() parser.IngressAnnotation { + return upstreamhashby{} } // Parse parses the annotations contained in the ingress rule // used to indicate if the location/s contains a fragment of // configuration to be included inside the paths of the rules func (a upstreamhashby) Parse(ing *extensions.Ingress) (interface{}, error) { - return parser.GetStringAnnotation("upstream-hash-by", ing, a.r) + return parser.GetStringAnnotation("upstream-hash-by", ing) } diff --git a/internal/ingress/annotations/upstreamhashby/main_test.go b/internal/ingress/annotations/upstreamhashby/main_test.go index 5507a8c7f..a3a34bb3f 100644 --- a/internal/ingress/annotations/upstreamhashby/main_test.go +++ b/internal/ingress/annotations/upstreamhashby/main_test.go @@ -22,13 +22,13 @@ import ( api "k8s.io/api/core/v1" extensions "k8s.io/api/extensions/v1beta1" meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1" - "k8s.io/ingress-nginx/internal/ingress/resolver" + "k8s.io/ingress-nginx/internal/ingress/annotations/parser" ) func TestParse(t *testing.T) { - annotation := "nginx/upstream-hash-by" + annotation := parser.GetAnnotationWithPrefix("upstream-hash-by") - ap := NewParser(&resolver.Mock{}) + ap := NewParser() if ap == nil { t.Fatalf("expected a parser.IngressAnnotation but returned nil") } diff --git a/internal/ingress/annotations/upstreamvhost/main.go b/internal/ingress/annotations/upstreamvhost/main.go index 02c1e96cf..8ecc472f2 100644 --- a/internal/ingress/annotations/upstreamvhost/main.go +++ b/internal/ingress/annotations/upstreamvhost/main.go @@ -20,21 +20,18 @@ import ( extensions "k8s.io/api/extensions/v1beta1" "k8s.io/ingress-nginx/internal/ingress/annotations/parser" - "k8s.io/ingress-nginx/internal/ingress/resolver" ) -type upstreamVhost struct { - r resolver.Resolver -} +type upstreamVhost struct{} // NewParser creates a new upstream VHost annotation parser -func NewParser(r resolver.Resolver) parser.IngressAnnotation { - return upstreamVhost{r} +func NewParser() parser.IngressAnnotation { + return upstreamVhost{} } // Parse parses the annotations contained in the ingress rule // used to indicate if the location/s contains a fragment of // configuration to be included inside the paths of the rules func (a upstreamVhost) Parse(ing *extensions.Ingress) (interface{}, error) { - return parser.GetStringAnnotation("upstream-vhost", ing, a.r) + return parser.GetStringAnnotation("upstream-vhost", ing) } diff --git a/internal/ingress/annotations/vtsfilterkey/main.go b/internal/ingress/annotations/vtsfilterkey/main.go index 41288e291..8979cf3ce 100644 --- a/internal/ingress/annotations/vtsfilterkey/main.go +++ b/internal/ingress/annotations/vtsfilterkey/main.go @@ -20,21 +20,18 @@ import ( extensions "k8s.io/api/extensions/v1beta1" "k8s.io/ingress-nginx/internal/ingress/annotations/parser" - "k8s.io/ingress-nginx/internal/ingress/resolver" ) -type vtsFilterKey struct { - r resolver.Resolver -} +type vtsFilterKey struct{} // NewParser creates a new vts filter key annotation parser -func NewParser(r resolver.Resolver) parser.IngressAnnotation { - return vtsFilterKey{r} +func NewParser() parser.IngressAnnotation { + return vtsFilterKey{} } -// Parse parses the annotations contained in the ingress rule -// used to indicate if the location/s contains a fragment of +// (Parse parses the annotations contained in the ingress rule +// used toindicate if the location/s contains a fragment of // configuration to be included inside the paths of the rules func (a vtsFilterKey) Parse(ing *extensions.Ingress) (interface{}, error) { - return parser.GetStringAnnotation("vts-filter-key", ing, a.r) + return parser.GetStringAnnotation("vts-filter-key", ing) } diff --git a/internal/ingress/controller/controller.go b/internal/ingress/controller/controller.go index 9da69ad59..d9cd90b7a 100644 --- a/internal/ingress/controller/controller.go +++ b/internal/ingress/controller/controller.go @@ -37,16 +37,10 @@ import ( clientset "k8s.io/client-go/kubernetes" "k8s.io/ingress-nginx/internal/ingress" - "k8s.io/ingress-nginx/internal/ingress/annotations" - "k8s.io/ingress-nginx/internal/ingress/annotations/class" "k8s.io/ingress-nginx/internal/ingress/annotations/healthcheck" - "k8s.io/ingress-nginx/internal/ingress/annotations/parser" "k8s.io/ingress-nginx/internal/ingress/annotations/proxy" ngx_config "k8s.io/ingress-nginx/internal/ingress/controller/config" - "k8s.io/ingress-nginx/internal/ingress/defaults" - "k8s.io/ingress-nginx/internal/ingress/resolver" "k8s.io/ingress-nginx/internal/k8s" - "k8s.io/ingress-nginx/internal/task" ) const ( @@ -66,8 +60,6 @@ func init() { // Configuration contains all the settings required by an Ingress controller type Configuration struct { - AnnotationsPrefix string - APIServerHost string KubeConfigFile string Client clientset.Interface @@ -76,7 +68,6 @@ type Configuration struct { ConfigMapName string DefaultService string - IngressClass string Namespace string ForceNamespaceIsolation bool @@ -87,7 +78,6 @@ type Configuration struct { UDPConfigMapName string DefaultHealthzURL string - DefaultIngressClass string DefaultSSLCertificate string // optional @@ -112,14 +102,9 @@ type Configuration struct { FakeCertificateSHA string } -// GetDefaultBackend returns the default backend -func (n NGINXController) GetDefaultBackend() defaults.Backend { - return n.backendDefaults -} - // GetPublishService returns the configured service used to set ingress status func (n NGINXController) GetPublishService() *apiv1.Service { - s, err := n.listers.Service.GetByName(n.cfg.PublishService) + s, err := n.storeLister.GetService(n.cfg.PublishService) if err != nil { return nil } @@ -127,21 +112,6 @@ func (n NGINXController) GetPublishService() *apiv1.Service { return s } -// GetSecret searches for a secret in the local secrets Store -func (n NGINXController) GetSecret(name string) (*apiv1.Secret, error) { - return n.listers.Secret.GetByName(name) -} - -// GetService searches for a service in the local secrets Store -func (n NGINXController) GetService(name string) (*apiv1.Service, error) { - return n.listers.Service.GetByName(name) -} - -// GetAnnotationWithPrefix returns the prefix of ingress annotations -func (n NGINXController) GetAnnotationWithPrefix(suffix string) string { - return fmt.Sprintf("%v/%v", n.cfg.AnnotationsPrefix, suffix) -} - // sync collects all the pieces required to assemble the configuration file and // then sends the content to the backend (OnUpdate) receiving the populated // template as response reloading the backend if is required. @@ -152,34 +122,14 @@ func (n *NGINXController) syncIngress(item interface{}) error { return nil } - if element, ok := item.(task.Element); ok { - if name, ok := element.Key.(string); ok { - if obj, exists, _ := n.listers.Ingress.GetByKey(name); exists { - ing := obj.(*extensions.Ingress) - n.readSecrets(ing) - } - } - } - // Sort ingress rules using the ResourceVersion field - ings := n.listers.Ingress.List() - sort.SliceStable(ings, func(i, j int) bool { - ir := ings[i].(*extensions.Ingress).ResourceVersion - jr := ings[j].(*extensions.Ingress).ResourceVersion + ingresses := n.storeLister.ListIngresses() + sort.SliceStable(ingresses, func(i, j int) bool { + ir := ingresses[i].ResourceVersion + jr := ingresses[j].ResourceVersion return ir < jr }) - // filter ingress rules - var ingresses []*extensions.Ingress - for _, ingIf := range ings { - ing := ingIf.(*extensions.Ingress) - if !class.IsValid(ing, n.cfg.IngressClass, n.cfg.DefaultIngressClass) { - continue - } - - ingresses = append(ingresses, ing) - } - upstreams, servers := n.getBackendServers(ingresses) var passUpstreams []*ingress.SSLPassthroughBackend @@ -248,7 +198,7 @@ func (n *NGINXController) getStreamServices(configmapName string, proto apiv1.Pr return []ingress.L4Service{} } - configmap, err := n.listers.ConfigMap.GetByName(configmapName) + configmap, err := n.storeLister.GetConfigMap(configmapName) if err != nil { glog.Errorf("unexpected error reading configmap %v: %v", configmapName, err) return []ingress.L4Service{} @@ -306,19 +256,12 @@ func (n *NGINXController) getStreamServices(configmapName string, proto apiv1.Pr continue } - svcObj, svcExists, err := n.listers.Service.GetByKey(nsName) + svc, err := n.storeLister.GetService(nsName) if err != nil { glog.Warningf("error getting service %v: %v", nsName, err) continue } - if !svcExists { - glog.Warningf("service %v was not found", nsName) - continue - } - - svc := svcObj.(*apiv1.Service) - var endps []ingress.Endpoint targetPort, err := strconv.Atoi(svcPort) if err != nil { @@ -375,20 +318,13 @@ func (n *NGINXController) getDefaultUpstream() *ingress.Backend { Name: defUpstreamName, } svcKey := n.cfg.DefaultService - svcObj, svcExists, err := n.listers.Service.GetByKey(svcKey) + svc, err := n.storeLister.GetService(svcKey) if err != nil { glog.Warningf("unexpected error searching the default backend %v: %v", n.cfg.DefaultService, err) upstream.Endpoints = append(upstream.Endpoints, n.DefaultEndpoint()) return upstream } - if !svcExists { - glog.Warningf("service %v does not exist", svcKey) - upstream.Endpoints = append(upstream.Endpoints, n.DefaultEndpoint()) - return upstream - } - - svc := svcObj.(*apiv1.Service) endps := n.getEndpoints(svc, &svc.Spec.Ports[0], apiv1.ProtocolTCP, &healthcheck.Config{}) if len(endps) == 0 { glog.Warningf("service %v does not have any active endpoints", svcKey) @@ -408,7 +344,7 @@ func (n *NGINXController) getBackendServers(ingresses []*extensions.Ingress) ([] servers := n.createServers(ingresses, upstreams, du) for _, ing := range ingresses { - anns := n.getIngressAnnotations(ing) + anns, _ := n.storeLister.GetIngressAnnotations(ing) for _, rule := range ing.Spec.Rules { host := rule.Host @@ -620,29 +556,6 @@ func (n *NGINXController) getBackendServers(ingresses []*extensions.Ingress) ([] return aUpstreams, aServers } -// GetAuthCertificate is used by the auth-tls annotations to get a cert from a secret -func (n NGINXController) GetAuthCertificate(name string) (*resolver.AuthSSLCert, error) { - if _, exists := n.sslCertTracker.Get(name); !exists { - n.syncSecret(name) - } - - _, err := n.listers.Secret.GetByName(name) - if err != nil { - return &resolver.AuthSSLCert{}, fmt.Errorf("unexpected error: %v", err) - } - - bc, exists := n.sslCertTracker.Get(name) - if !exists { - return &resolver.AuthSSLCert{}, fmt.Errorf("secret %v does not exist", name) - } - cert := bc.(*ingress.SSLCert) - return &resolver.AuthSSLCert{ - Secret: name, - CAFileName: cert.CAFileName, - PemSHA: cert.PemSHA, - }, nil -} - // createUpstreams creates the NGINX upstreams for each service referenced in // Ingress rules. The servers inside the upstream are endpoints. func (n *NGINXController) createUpstreams(data []*extensions.Ingress, du *ingress.Backend) map[string]*ingress.Backend { @@ -650,7 +563,7 @@ func (n *NGINXController) createUpstreams(data []*extensions.Ingress, du *ingres upstreams[defUpstreamName] = du for _, ing := range data { - anns := n.getIngressAnnotations(ing) + anns, _ := n.storeLister.GetIngressAnnotations(ing) var defBackend string if ing.Spec.Backend != nil { @@ -737,13 +650,13 @@ func (n *NGINXController) createUpstreams(data []*extensions.Ingress, du *ingres upstreams[name].Endpoints = endp } - s, err := n.listers.Service.GetByName(svcKey) + svc, err := n.storeLister.GetService(svcKey) if err != nil { glog.Warningf("error obtaining service: %v", err) continue } - upstreams[name].Service = s + upstreams[name].Service = svc } } } @@ -752,13 +665,11 @@ func (n *NGINXController) createUpstreams(data []*extensions.Ingress, du *ingres } func (n *NGINXController) getServiceClusterEndpoint(svcKey string, backend *extensions.IngressBackend) (endpoint ingress.Endpoint, err error) { - svcObj, svcExists, err := n.listers.Service.GetByKey(svcKey) - - if !svcExists { - return endpoint, fmt.Errorf("service %v does not exist", svcKey) + svc, err := n.storeLister.GetService(svcKey) + if err != nil { + return endpoint, err } - svc := svcObj.(*apiv1.Service) if svc.Spec.ClusterIP == "" || svc.Spec.ClusterIP == "None" { return endpoint, fmt.Errorf("No ClusterIP found for service %s", svcKey) } @@ -790,7 +701,7 @@ func (n *NGINXController) getServiceClusterEndpoint(svcKey string, backend *exte // to a service. func (n *NGINXController) serviceEndpoints(svcKey, backendPort string, hz *healthcheck.Config) ([]ingress.Endpoint, error) { - svc, err := n.listers.Service.GetByName(svcKey) + svc, err := n.storeLister.GetService(svcKey) var upstreams []ingress.Endpoint if err != nil { @@ -872,7 +783,7 @@ func (n *NGINXController) createServers(data []*extensions.Ingress, // remove the alias to avoid conflicts. aliases := make(map[string]string, len(data)) - bdef := n.GetDefaultBackend() + bdef := n.storeLister.GetDefaultBackend() ngxProxy := proxy.Config{ BodySize: bdef.ProxyBodySize, ConnectTimeout: bdef.ProxyConnectTimeout, @@ -886,16 +797,18 @@ func (n *NGINXController) createServers(data []*extensions.Ingress, ProxyRedirectFrom: bdef.ProxyRedirectFrom, } - // generated on Start() with createDefaultSSLCertificate() + // self generated certificate on start. defaultPemFileName := n.cfg.FakeCertificatePath defaultPemSHA := n.cfg.FakeCertificateSHA // Tries to fetch the default Certificate from nginx configuration. // If it does not exists, use the ones generated on Start() - defaultCertificate, err := n.getPemCertificate(n.cfg.DefaultSSLCertificate) - if err == nil { - defaultPemFileName = defaultCertificate.PemFileName - defaultPemSHA = defaultCertificate.PemSHA + if n.cfg.DefaultSSLCertificate != "" { + defaultCertificate, err := n.storeLister.GetLocalSecret(n.cfg.DefaultSSLCertificate) + if err == nil { + defaultPemFileName = defaultCertificate.PemFileName + defaultPemSHA = defaultCertificate.PemSHA + } } // initialize the default server @@ -915,7 +828,7 @@ func (n *NGINXController) createServers(data []*extensions.Ingress, // initialize all the servers for _, ing := range data { - anns := n.getIngressAnnotations(ing) + anns, _ := n.storeLister.GetIngressAnnotations(ing) // default upstream server un := du.Name @@ -966,7 +879,7 @@ func (n *NGINXController) createServers(data []*extensions.Ingress, // configure default location, alias, and SSL for _, ing := range data { - anns := n.getIngressAnnotations(ing) + anns, _ := n.storeLister.GetIngressAnnotations(ing) for _, rule := range ing.Spec.Rules { host := rule.Host @@ -1031,13 +944,12 @@ func (n *NGINXController) createServers(data []*extensions.Ingress, } key := fmt.Sprintf("%v/%v", ing.Namespace, tlsSecretName) - bc, exists := n.sslCertTracker.Get(key) - if !exists { - glog.Warningf("ssl certificate \"%v\" does not exist in local store", key) + cert, err := n.storeLister.GetLocalSecret(key) + if err != nil { + glog.Warning(err) continue } - cert := bc.(*ingress.SSLCert) err = cert.Certificate.VerifyHostname(host) if err != nil { glog.Warningf("ssl certificate %v does not contain a Common Name or Subject Alternative Name for host %v", key, host) @@ -1107,7 +1019,7 @@ func (n *NGINXController) getEndpoints( } glog.V(3).Infof("getting endpoints for service %v/%v and port %v", s.Namespace, s.Name, servicePort.String()) - ep, err := n.listers.Endpoint.GetServiceEndpoints(s) + ep, err := n.storeLister.GetServiceEndpoints(s) if err != nil { glog.Warningf("unexpected error obtaining service endpoints: %v", err) return upsServers @@ -1156,24 +1068,6 @@ func (n *NGINXController) getEndpoints( return upsServers } -// readSecrets extracts information about secrets from an Ingress rule -func (n *NGINXController) readSecrets(ing *extensions.Ingress) { - for _, tls := range ing.Spec.TLS { - if tls.SecretName == "" { - continue - } - - key := fmt.Sprintf("%v/%v", ing.Namespace, tls.SecretName) - n.syncSecret(key) - } - - key, _ := parser.GetStringAnnotation("auth-tls-secret", ing, n) - if key == "" { - return - } - n.syncSecret(key) -} - func (n *NGINXController) isForceReload() bool { return atomic.LoadInt32(&n.forceReload) != 0 } @@ -1183,28 +1077,8 @@ func (n *NGINXController) SetForceReload(shouldReload bool) { if shouldReload { atomic.StoreInt32(&n.forceReload, 1) n.syncQueue.Enqueue(&extensions.Ingress{}) - } else { - atomic.StoreInt32(&n.forceReload, 0) + return } -} -func (n *NGINXController) extractAnnotations(ing *extensions.Ingress) { - anns := n.annotations.Extract(ing) - glog.V(3).Infof("updating annotations information for ingres %v/%v", anns.Namespace, anns.Name) - n.listers.IngressAnnotation.Update(anns) -} - -// getByIngress returns the parsed annotations from an Ingress -func (n *NGINXController) getIngressAnnotations(ing *extensions.Ingress) *annotations.Ingress { - key := fmt.Sprintf("%v/%v", ing.Namespace, ing.Name) - item, exists, err := n.listers.IngressAnnotation.GetByKey(key) - if err != nil { - glog.Errorf("unexpected error getting ingress annotation %v: %v", key, err) - return &annotations.Ingress{} - } - if !exists { - glog.Errorf("ingress annotation %v was not found", key) - return &annotations.Ingress{} - } - return item.(*annotations.Ingress) + atomic.StoreInt32(&n.forceReload, 0) } diff --git a/internal/ingress/controller/listers.go b/internal/ingress/controller/listers.go deleted file mode 100644 index adfa71982..000000000 --- a/internal/ingress/controller/listers.go +++ /dev/null @@ -1,228 +0,0 @@ -/* -Copyright 2017 The Kubernetes Authors. - -Licensed under the Apache License, Version 2.0 (the "License"); -you may not use this file except in compliance with the License. -You may obtain a copy of the License at - - http://www.apache.org/licenses/LICENSE-2.0 - -Unless required by applicable law or agreed to in writing, software -distributed under the License is distributed on an "AS IS" BASIS, -WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -See the License for the specific language governing permissions and -limitations under the License. -*/ - -package controller - -import ( - "fmt" - "reflect" - - "github.com/golang/glog" - - apiv1 "k8s.io/api/core/v1" - extensions "k8s.io/api/extensions/v1beta1" - "k8s.io/apimachinery/pkg/fields" - "k8s.io/apimachinery/pkg/util/runtime" - "k8s.io/client-go/tools/cache" - cache_client "k8s.io/client-go/tools/cache" - - "k8s.io/ingress-nginx/internal/ingress" - "k8s.io/ingress-nginx/internal/ingress/annotations/class" - "k8s.io/ingress-nginx/internal/ingress/annotations/parser" -) - -type cacheController struct { - Ingress cache.Controller - Endpoint cache.Controller - Service cache.Controller - Secret cache.Controller - Configmap cache.Controller -} - -func (c *cacheController) Run(stopCh chan struct{}) { - go c.Ingress.Run(stopCh) - go c.Endpoint.Run(stopCh) - go c.Service.Run(stopCh) - go c.Secret.Run(stopCh) - go c.Configmap.Run(stopCh) - - // Wait for all involved caches to be synced, before processing items from the queue is started - if !cache.WaitForCacheSync(stopCh, - c.Ingress.HasSynced, - c.Endpoint.HasSynced, - c.Service.HasSynced, - c.Secret.HasSynced, - c.Configmap.HasSynced, - ) { - runtime.HandleError(fmt.Errorf("Timed out waiting for caches to sync")) - } -} - -func (n *NGINXController) createListers(stopCh chan struct{}) (*ingress.StoreLister, *cacheController) { - ingEventHandler := cache.ResourceEventHandlerFuncs{ - AddFunc: func(obj interface{}) { - addIng := obj.(*extensions.Ingress) - if !class.IsValid(addIng, n.cfg.IngressClass, defIngressClass) { - a, _ := parser.GetStringAnnotation(class.IngressKey, addIng, n) - glog.Infof("ignoring add for ingress %v based on annotation %v with value %v", addIng.Name, class.IngressKey, a) - return - } - - n.extractAnnotations(addIng) - n.recorder.Eventf(addIng, apiv1.EventTypeNormal, "CREATE", fmt.Sprintf("Ingress %s/%s", addIng.Namespace, addIng.Name)) - n.syncQueue.Enqueue(obj) - }, - DeleteFunc: func(obj interface{}) { - delIng, ok := obj.(*extensions.Ingress) - if !ok { - // If we reached here it means the ingress was deleted but its final state is unrecorded. - tombstone, ok := obj.(cache.DeletedFinalStateUnknown) - if !ok { - glog.Errorf("couldn't get object from tombstone %#v", obj) - return - } - delIng, ok = tombstone.Obj.(*extensions.Ingress) - if !ok { - glog.Errorf("Tombstone contained object that is not an Ingress: %#v", obj) - return - } - } - if !class.IsValid(delIng, n.cfg.IngressClass, defIngressClass) { - glog.Infof("ignoring delete for ingress %v based on annotation %v", delIng.Name, class.IngressKey) - return - } - n.recorder.Eventf(delIng, apiv1.EventTypeNormal, "DELETE", fmt.Sprintf("Ingress %s/%s", delIng.Namespace, delIng.Name)) - n.listers.IngressAnnotation.Delete(delIng) - n.syncQueue.Enqueue(obj) - }, - UpdateFunc: func(old, cur interface{}) { - oldIng := old.(*extensions.Ingress) - curIng := cur.(*extensions.Ingress) - validOld := class.IsValid(oldIng, n.cfg.IngressClass, defIngressClass) - validCur := class.IsValid(curIng, n.cfg.IngressClass, defIngressClass) - if !validOld && validCur { - glog.Infof("creating ingress %v based on annotation %v", curIng.Name, class.IngressKey) - n.recorder.Eventf(curIng, apiv1.EventTypeNormal, "CREATE", fmt.Sprintf("Ingress %s/%s", curIng.Namespace, curIng.Name)) - } else if validOld && !validCur { - glog.Infof("removing ingress %v based on annotation %v", curIng.Name, class.IngressKey) - n.recorder.Eventf(curIng, apiv1.EventTypeNormal, "DELETE", fmt.Sprintf("Ingress %s/%s", curIng.Namespace, curIng.Name)) - } else if validCur && !reflect.DeepEqual(old, cur) { - n.recorder.Eventf(curIng, apiv1.EventTypeNormal, "UPDATE", fmt.Sprintf("Ingress %s/%s", curIng.Namespace, curIng.Name)) - } - - n.extractAnnotations(curIng) - n.syncQueue.Enqueue(cur) - }, - } - - secrEventHandler := cache.ResourceEventHandlerFuncs{ - UpdateFunc: func(old, cur interface{}) { - if !reflect.DeepEqual(old, cur) { - sec := cur.(*apiv1.Secret) - key := fmt.Sprintf("%v/%v", sec.Namespace, sec.Name) - _, exists := n.sslCertTracker.Get(key) - if exists { - n.syncSecret(key) - } - } - }, - DeleteFunc: func(obj interface{}) { - sec, ok := obj.(*apiv1.Secret) - if !ok { - // If we reached here it means the secret was deleted but its final state is unrecorded. - tombstone, ok := obj.(cache.DeletedFinalStateUnknown) - if !ok { - glog.Errorf("couldn't get object from tombstone %#v", obj) - return - } - sec, ok = tombstone.Obj.(*apiv1.Secret) - if !ok { - glog.Errorf("Tombstone contained object that is not a Secret: %#v", obj) - return - } - } - key := fmt.Sprintf("%v/%v", sec.Namespace, sec.Name) - n.sslCertTracker.Delete(key) - n.syncQueue.Enqueue(key) - }, - } - - eventHandler := cache.ResourceEventHandlerFuncs{ - AddFunc: func(obj interface{}) { - n.syncQueue.Enqueue(obj) - }, - DeleteFunc: func(obj interface{}) { - n.syncQueue.Enqueue(obj) - }, - UpdateFunc: func(old, cur interface{}) { - oep := old.(*apiv1.Endpoints) - ocur := cur.(*apiv1.Endpoints) - if !reflect.DeepEqual(ocur.Subsets, oep.Subsets) { - n.syncQueue.Enqueue(cur) - } - }, - } - - mapEventHandler := cache.ResourceEventHandlerFuncs{ - AddFunc: func(obj interface{}) { - upCmap := obj.(*apiv1.ConfigMap) - mapKey := fmt.Sprintf("%s/%s", upCmap.Namespace, upCmap.Name) - if mapKey == n.cfg.ConfigMapName { - glog.V(2).Infof("adding configmap %v to backend", mapKey) - n.SetConfig(upCmap) - n.SetForceReload(true) - } - }, - UpdateFunc: func(old, cur interface{}) { - if !reflect.DeepEqual(old, cur) { - upCmap := cur.(*apiv1.ConfigMap) - mapKey := fmt.Sprintf("%s/%s", upCmap.Namespace, upCmap.Name) - if mapKey == n.cfg.ConfigMapName { - glog.V(2).Infof("updating configmap backend (%v)", mapKey) - n.SetConfig(upCmap) - n.SetForceReload(true) - } - // updates to configuration configmaps can trigger an update - if mapKey == n.cfg.ConfigMapName || mapKey == n.cfg.TCPConfigMapName || mapKey == n.cfg.UDPConfigMapName { - n.recorder.Eventf(upCmap, apiv1.EventTypeNormal, "UPDATE", fmt.Sprintf("ConfigMap %v", mapKey)) - n.syncQueue.Enqueue(cur) - } - } - }, - } - - watchNs := apiv1.NamespaceAll - if n.cfg.ForceNamespaceIsolation && n.cfg.Namespace != apiv1.NamespaceAll { - watchNs = n.cfg.Namespace - } - - lister := &ingress.StoreLister{} - lister.IngressAnnotation.Store = cache_client.NewStore(cache_client.DeletionHandlingMetaNamespaceKeyFunc) - - controller := &cacheController{} - - lister.Ingress.Store, controller.Ingress = cache.NewInformer( - cache.NewListWatchFromClient(n.cfg.Client.ExtensionsV1beta1().RESTClient(), "ingresses", n.cfg.Namespace, fields.Everything()), - &extensions.Ingress{}, n.cfg.ResyncPeriod, ingEventHandler) - - lister.Endpoint.Store, controller.Endpoint = cache.NewInformer( - cache.NewListWatchFromClient(n.cfg.Client.CoreV1().RESTClient(), "endpoints", n.cfg.Namespace, fields.Everything()), - &apiv1.Endpoints{}, n.cfg.ResyncPeriod, eventHandler) - - lister.Secret.Store, controller.Secret = cache.NewInformer( - cache.NewListWatchFromClient(n.cfg.Client.CoreV1().RESTClient(), "secrets", watchNs, fields.Everything()), - &apiv1.Secret{}, n.cfg.ResyncPeriod, secrEventHandler) - - lister.ConfigMap.Store, controller.Configmap = cache.NewInformer( - cache.NewListWatchFromClient(n.cfg.Client.CoreV1().RESTClient(), "configmaps", watchNs, fields.Everything()), - &apiv1.ConfigMap{}, n.cfg.ResyncPeriod, mapEventHandler) - - lister.Service.Store, controller.Service = cache.NewInformer( - cache.NewListWatchFromClient(n.cfg.Client.CoreV1().RESTClient(), "services", n.cfg.Namespace, fields.Everything()), - &apiv1.Service{}, n.cfg.ResyncPeriod, cache.ResourceEventHandlerFuncs{}) - - return lister, controller -} diff --git a/internal/ingress/controller/nginx.go b/internal/ingress/controller/nginx.go index b74c05cb0..6ead782ff 100644 --- a/internal/ingress/controller/nginx.go +++ b/internal/ingress/controller/nginx.go @@ -36,21 +36,14 @@ import ( apiv1 "k8s.io/api/core/v1" extensions "k8s.io/api/extensions/v1beta1" - "k8s.io/apimachinery/pkg/util/wait" - "k8s.io/client-go/kubernetes/scheme" - v1core "k8s.io/client-go/kubernetes/typed/core/v1" - "k8s.io/client-go/tools/record" "k8s.io/client-go/util/flowcontrol" "k8s.io/kubernetes/pkg/util/filesystem" "k8s.io/ingress-nginx/internal/ingress" - "k8s.io/ingress-nginx/internal/ingress/annotations" "k8s.io/ingress-nginx/internal/ingress/annotations/class" - "k8s.io/ingress-nginx/internal/ingress/annotations/parser" ngx_config "k8s.io/ingress-nginx/internal/ingress/controller/config" "k8s.io/ingress-nginx/internal/ingress/controller/process" ngx_template "k8s.io/ingress-nginx/internal/ingress/controller/template" - "k8s.io/ingress-nginx/internal/ingress/defaults" "k8s.io/ingress-nginx/internal/ingress/status" "k8s.io/ingress-nginx/internal/ingress/store" ing_net "k8s.io/ingress-nginx/internal/net" @@ -69,10 +62,9 @@ const ( ) var ( - tmplPath = "/etc/nginx/template/nginx.tmpl" - cfgPath = "/etc/nginx/nginx.conf" - nginxBinary = "/usr/sbin/nginx" - defIngressClass = "nginx" + tmplPath = "/etc/nginx/template/nginx.tmpl" + cfgPath = "/etc/nginx/nginx.conf" + nginxBinary = "/usr/sbin/nginx" ) // NewNGINXController creates a new NGINX Ingress controller. @@ -84,56 +76,67 @@ func NewNGINXController(config *Configuration) *NGINXController { ngx = nginxBinary } - eventBroadcaster := record.NewBroadcaster() - eventBroadcaster.StartLogging(glog.Infof) - eventBroadcaster.StartRecordingToSink(&v1core.EventSinkImpl{ - Interface: config.Client.CoreV1().Events(config.Namespace), - }) - h, err := dns.GetSystemNameServers() if err != nil { glog.Warningf("unexpected error reading system nameservers: %v", err) } n := &NGINXController{ - backendDefaults: ngx_config.NewDefault().Backend, - binary: ngx, + binary: ngx, configmap: &apiv1.ConfigMap{}, isIPV6Enabled: ing_net.IsIPv6Enabled(), - resolver: h, - cfg: config, - sslCertTracker: store.NewSSLCertTracker(), + resolver: h, + cfg: config, + syncRateLimiter: flowcontrol.NewTokenBucketRateLimiter(0.3, 1), - recorder: eventBroadcaster.NewRecorder(scheme.Scheme, apiv1.EventSource{ - Component: "nginx-ingress-controller", - }), - stopCh: make(chan struct{}), + updateCh: make(chan store.Event), + stopLock: &sync.Mutex{}, fileSystem: filesystem.DefaultFs{}, } - n.listers, n.controllers = n.createListers(n.stopCh) - - n.stats = newStatsCollector(config.Namespace, config.IngressClass, n.binary, n.cfg.ListenPorts.Status) + n.stats = newStatsCollector(config.Namespace, class.IngressClass, n.binary, n.cfg.ListenPorts.Status) n.syncQueue = task.NewTaskQueue(n.syncIngress) - n.annotations = annotations.NewAnnotationExtractor(n) + // start goroutine to process events + // from changes in objects from kubernetes + go func(updateCh chan store.Event) { + for evt := range updateCh { + switch obj := evt.Obj.(type) { + case *apiv1.ConfigMap: + // update configration configmap + n.SetConfig(obj) + } + + // any other change could trigger an update + n.syncQueue.Enqueue(evt.Obj) + } + }(n.updateCh) + + n.storeLister = store.New( + n.cfg.EnableSSLChainCompletion, + n.cfg.Namespace, + n.cfg.ConfigMapName, + n.cfg.TCPConfigMapName, + n.cfg.UDPConfigMapName, + n.cfg.ResyncPeriod, + n.cfg.Client, + n.updateCh, + ) if config.UpdateStatus { n.syncStatus = status.NewStatusSyncer(status.Config{ Client: config.Client, PublishService: config.PublishService, - IngressLister: n.listers.Ingress, + IngressLister: n.storeLister.ListIngresses, ElectionID: config.ElectionID, - IngressClass: config.IngressClass, - DefaultIngressClass: config.DefaultIngressClass, UpdateStatusOnShutdown: config.UpdateStatusOnShutdown, UseNodeInternalIP: config.UseNodeInternalIP, }) @@ -174,21 +177,10 @@ Error loading new template : %v type NGINXController struct { cfg *Configuration - listers *ingress.StoreLister - controllers *cacheController - - annotations annotations.Extractor - - recorder record.EventRecorder - syncQueue *task.Queue syncStatus status.Sync - // local store of SSL certificates - // (only certificates used in ingress) - sslCertTracker *store.SSLCertTracker - syncRateLimiter flowcontrol.RateLimiter // stopLock is used to enforce only a single call to Stop is active. @@ -196,8 +188,12 @@ type NGINXController struct { // allowing concurrent stoppers leads to stack traces. stopLock *sync.Mutex + // stopCh channel used to stop informer controllers stopCh chan struct{} + // updateCh channel used to process events from api server + updateCh chan store.Event + // ngxErrCh channel used to detect errors with the nginx processes ngxErrCh chan error @@ -210,7 +206,7 @@ type NGINXController struct { configmap *apiv1.ConfigMap - storeLister *ingress.StoreLister + storeLister store.Storer binary string resolver []net.IP @@ -221,16 +217,14 @@ type NGINXController struct { // returns true if IPV6 is enabled in the pod isIPV6Enabled bool - // returns true if proxy protocol es enabled - IsProxyProtocolEnabled bool - isSSLPassthroughEnabled bool isShuttingDown bool - Proxy *TCPProxy + // returns true if proxy protocol es enabled + IsProxyProtocolEnabled bool - backendDefaults defaults.Backend + Proxy *TCPProxy fileSystem filesystem.Filesystem } @@ -239,34 +233,14 @@ type NGINXController struct { func (n *NGINXController) Start() { glog.Infof("starting Ingress controller") - n.controllers.Run(n.stopCh) - - // initial sync of secrets to avoid unnecessary reloads - glog.Info("running initial sync of secrets") - for _, obj := range n.listers.Ingress.List() { - ing := obj.(*extensions.Ingress) - - if !class.IsValid(ing, n.cfg.IngressClass, n.cfg.DefaultIngressClass) { - a, _ := parser.GetStringAnnotation(class.IngressKey, ing, n) - glog.Infof("ignoring add for ingress %v based on annotation %v with value %v", ing.Name, class.IngressKey, a) - continue - } - - n.readSecrets(ing) - } + n.storeLister.Run(n.stopCh) go n.syncQueue.Run(time.Second, n.stopCh) - if n.cfg.EnableSSLChainCompletion { - go wait.Until(n.checkSSLChainIssues, 60*time.Second, n.stopCh) - } - if n.syncStatus != nil { go n.syncStatus.Run(n.stopCh) } - go wait.Until(n.checkMissingSecrets, 30*time.Second, n.stopCh) - done := make(chan error, 1) cmd := exec.Command(n.binary, "-c", cfgPath) @@ -276,7 +250,6 @@ func (n *NGINXController) Start() { Setpgid: true, Pgid: 0, } - glog.Info("starting NGINX process...") n.start(cmd) @@ -365,7 +338,8 @@ func (n *NGINXController) start(cmd *exec.Cmd) { }() } -// DefaultEndpoint returns the default endpoint to be use as default server that returns 404. +// DefaultEndpoint returns the default endpoint to be use as +// default server that returns 404. func (n NGINXController) DefaultEndpoint() ingress.Endpoint { return ingress.Endpoint{ Address: "127.0.0.1", @@ -374,8 +348,8 @@ func (n NGINXController) DefaultEndpoint() ingress.Endpoint { } } -// testTemplate checks if the NGINX configuration inside the byte array is valid -// running the command "nginx -t" using a temporal file. +// testTemplate checks if the NGINX configuration inside the byte +// array is valid running the command "nginx -t" using a temporal file. func (n NGINXController) testTemplate(cfg []byte) error { if len(cfg) == 0 { return fmt.Errorf("invalid nginx configuration (empty)") @@ -391,7 +365,8 @@ func (n NGINXController) testTemplate(cfg []byte) error { } out, err := exec.Command(n.binary, "-t", "-c", tmpfile.Name()).CombinedOutput() if err != nil { - // this error is different from the rest because it must be clear why nginx is not working + // this error is different from the rest because it must be clear + // why nginx is not working oe := fmt.Sprintf(` ------------------------------------------------------------------------------- Error: %v @@ -406,6 +381,7 @@ Error: %v } // SetConfig sets the configured configmap +// TODO: refactor func (n *NGINXController) SetConfig(cmap *apiv1.ConfigMap) { n.configmap = cmap n.IsProxyProtocolEnabled = false @@ -433,7 +409,7 @@ func (n *NGINXController) SetConfig(cmap *apiv1.ConfigMap) { ioutil.WriteFile("/etc/nginx/tickets.key", d, 0644) } - n.backendDefaults = c.Backend + n.storeLister.SetDefaultBackend(c.Backend) } // OnUpdate is called periodically by syncQueue to keep the configuration in sync. @@ -555,38 +531,34 @@ func (n *NGINXController) OnUpdate(ingressCfg ingress.Configuration) error { setHeaders := map[string]string{} if cfg.ProxySetHeaders != "" { - cmap, exists, err := n.storeLister.ConfigMap.GetByKey(cfg.ProxySetHeaders) - if err != nil { - glog.Warningf("unexpected error reading configmap %v: %v", cfg.ProxySetHeaders, err) - } - - if exists { - setHeaders = cmap.(*apiv1.ConfigMap).Data + cmap, err := n.storeLister.GetConfigMap(cfg.ProxySetHeaders) + if err == nil { + setHeaders = cmap.Data + } else { + glog.Warningf("unexpected error reading configmap %v: %v", cfg.AddHeaders, err) } } addHeaders := map[string]string{} if cfg.AddHeaders != "" { - cmap, exists, err := n.storeLister.ConfigMap.GetByKey(cfg.AddHeaders) - if err != nil { + cmap, err := n.storeLister.GetConfigMap(cfg.AddHeaders) + if err == nil { + addHeaders = cmap.Data + } else { glog.Warningf("unexpected error reading configmap %v: %v", cfg.AddHeaders, err) } - - if exists { - addHeaders = cmap.(*apiv1.ConfigMap).Data - } } + // TODO: refactor this to avoid creating the file on update sslDHParam := "" if cfg.SSLDHParam != "" { secretName := cfg.SSLDHParam - s, exists, err := n.storeLister.Secret.GetByKey(secretName) + secret, err := n.storeLister.GetSecret(secretName) if err != nil { glog.Warningf("unexpected error reading secret %v: %v", secretName, err) } - if exists { - secret := s.(*apiv1.Secret) + if secret != nil { nsSecName := strings.Replace(secretName, "/", "-", -1) dh, ok := secret.Data["dhparam.pem"] diff --git a/internal/ingress/controller/process/nginx.go b/internal/ingress/controller/process/nginx.go index 4a925a3e1..b8fdcd669 100644 --- a/internal/ingress/controller/process/nginx.go +++ b/internal/ingress/controller/process/nginx.go @@ -45,8 +45,8 @@ NGINX master process died (%v): %v return true } +// WaitUntilPortIsAvailable waits until no workers is listening in a port func WaitUntilPortIsAvailable(port int) { - // we wait until the workers are killed for { conn, err := net.DialTimeout("tcp", fmt.Sprintf("0.0.0.0:%v", port), 1*time.Second) if err != nil { diff --git a/internal/ingress/resolver/main.go b/internal/ingress/resolver/main.go index 9fd43828f..b73144866 100644 --- a/internal/ingress/resolver/main.go +++ b/internal/ingress/resolver/main.go @@ -37,9 +37,6 @@ type Resolver interface { // GetService searches for services contenating the namespace and name using a the character / GetService(string) (*apiv1.Service, error) - - // GetAnnotationWithPrefix returns the prefix of the Ingress annotations - GetAnnotationWithPrefix(suffix string) string } // AuthSSLCert contains the necessary information to do certificate based diff --git a/internal/ingress/status/status.go b/internal/ingress/status/status.go index 8c18f9c7c..27cd070b6 100644 --- a/internal/ingress/status/status.go +++ b/internal/ingress/status/status.go @@ -25,9 +25,7 @@ import ( "time" "github.com/golang/glog" - "github.com/pkg/errors" - pool "gopkg.in/go-playground/pool.v3" apiv1 "k8s.io/api/core/v1" extensions "k8s.io/api/extensions/v1beta1" metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" @@ -41,7 +39,6 @@ import ( "k8s.io/kubernetes/pkg/kubelet/util/sliceutils" "k8s.io/ingress-nginx/internal/ingress/annotations/class" - "k8s.io/ingress-nginx/internal/ingress/store" "k8s.io/ingress-nginx/internal/k8s" "k8s.io/ingress-nginx/internal/task" ) @@ -68,10 +65,7 @@ type Config struct { UseNodeInternalIP bool - IngressLister store.IngressLister - - DefaultIngressClass string - IngressClass string + IngressLister func() []*extensions.Ingress } // statusSync keeps the status IP in each Ingress rule updated executing a periodic check @@ -178,11 +172,15 @@ func NewStatusSyncer(config Config) Sync { } st.syncQueue = task.NewCustomTaskQueue(st.sync, st.keyfunc) + if config.ElectionID == "" { + config.ElectionID = "ingress-controller-leader" + } + // we need to use the defined ingress class to allow multiple leaders // in order to update information about ingress status - electionID := fmt.Sprintf("%v-%v", config.ElectionID, config.DefaultIngressClass) - if config.IngressClass != "" { - electionID = fmt.Sprintf("%v-%v", config.ElectionID, config.IngressClass) + electionID := fmt.Sprintf("%v-%v", config.ElectionID, class.DefaultClass) + if class.IngressClass != "" { + electionID = fmt.Sprintf("%v-%v", config.ElectionID, class.IngressClass) } callbacks := leaderelection.LeaderCallbacks{ @@ -304,59 +302,44 @@ func sliceToStatus(endpoints []string) []apiv1.LoadBalancerIngress { // updateStatus changes the status information of Ingress rules func (s *statusSync) updateStatus(newIngressPoint []apiv1.LoadBalancerIngress) { - ings := s.IngressLister.List() + // max number of goroutines to be used in the update process + max := 10 + running := make(chan struct{}, max) - p := pool.NewLimited(10) - defer p.Close() + for _, ing := range s.IngressLister() { + running <- struct{}{} // waits for a free slot + go func(ing *extensions.Ingress, + status []apiv1.LoadBalancerIngress, + client clientset.Interface) { + defer func() { + <-running // releases slot + }() - batch := p.Batch() + sort.SliceStable(status, lessLoadBalancerIngress(status)) + curIPs := ing.Status.LoadBalancer.Ingress + sort.SliceStable(curIPs, lessLoadBalancerIngress(curIPs)) - for _, cur := range ings { - ing := cur.(*extensions.Ingress) + if ingressSliceEqual(status, curIPs) { + glog.V(3).Infof("skipping update of Ingress %v/%v (no change)", ing.Namespace, ing.Name) + return + } - if !class.IsValid(ing, s.Config.IngressClass, s.Config.DefaultIngressClass) { - continue - } + // we cannot assume/trust the local informer is up to date + // request a fresh copy where we are doing the update + ingClient := client.Extensions().Ingresses(ing.Namespace) + currIng, err := ingClient.Get(ing.Name, metav1.GetOptions{}) + if err != nil { + glog.Errorf("unexpected error searching Ingress %v/%v: %v", ing.Namespace, ing.Name, err) + return + } - batch.Queue(runUpdate(ing, newIngressPoint, s.Client)) - } - - batch.QueueComplete() - batch.WaitAll() -} - -func runUpdate(ing *extensions.Ingress, status []apiv1.LoadBalancerIngress, - client clientset.Interface) pool.WorkFunc { - return func(wu pool.WorkUnit) (interface{}, error) { - if wu.IsCancelled() { - return nil, nil - } - - sort.SliceStable(status, lessLoadBalancerIngress(status)) - - curIPs := ing.Status.LoadBalancer.Ingress - sort.SliceStable(curIPs, lessLoadBalancerIngress(curIPs)) - - if ingressSliceEqual(status, curIPs) { - glog.V(3).Infof("skipping update of Ingress %v/%v (no change)", ing.Namespace, ing.Name) - return true, nil - } - - ingClient := client.ExtensionsV1beta1().Ingresses(ing.Namespace) - - currIng, err := ingClient.Get(ing.Name, metav1.GetOptions{}) - if err != nil { - return nil, errors.Wrap(err, fmt.Sprintf("unexpected error searching Ingress %v/%v", ing.Namespace, ing.Name)) - } - - glog.Infof("updating Ingress %v/%v status to %v", currIng.Namespace, currIng.Name, status) - currIng.Status.LoadBalancer.Ingress = status - _, err = ingClient.UpdateStatus(currIng) - if err != nil { - glog.Warningf("error updating ingress rule: %v", err) - } - - return true, nil + glog.Infof("updating Ingress %v/%v status to %v", currIng.Namespace, currIng.Name, status) + currIng.Status.LoadBalancer.Ingress = status + _, err = ingClient.UpdateStatus(currIng) + if err != nil { + glog.Warningf("error updating ingress rule: %v", err) + } + }(ing, newIngressPoint, s.Client) } } diff --git a/internal/ingress/status/status_test.go b/internal/ingress/status/status_test.go index 77bfb6969..2042f0216 100644 --- a/internal/ingress/status/status_test.go +++ b/internal/ingress/status/status_test.go @@ -25,11 +25,9 @@ import ( extensions "k8s.io/api/extensions/v1beta1" metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" testclient "k8s.io/client-go/kubernetes/fake" - "k8s.io/client-go/tools/cache" "k8s.io/kubernetes/pkg/api" "k8s.io/ingress-nginx/internal/ingress/annotations/class" - "k8s.io/ingress-nginx/internal/ingress/store" "k8s.io/ingress-nginx/internal/k8s" "k8s.io/ingress-nginx/internal/task" ) @@ -213,26 +211,25 @@ func buildExtensionsIngresses() []extensions.Ingress { } } -func buildIngressListener() store.IngressLister { - s := cache.NewStore(cache.MetaNamespaceKeyFunc) - s.Add(&extensions.Ingress{ - ObjectMeta: metav1.ObjectMeta{ - Name: "foo_ingress_non_01", - Namespace: apiv1.NamespaceDefault, - }}) - s.Add(&extensions.Ingress{ - ObjectMeta: metav1.ObjectMeta{ - Name: "foo_ingress_1", - Namespace: apiv1.NamespaceDefault, - }, - Status: extensions.IngressStatus{ - LoadBalancer: apiv1.LoadBalancerStatus{ - Ingress: buildLoadBalancerIngressByIP(), +func buildIngressListener() []*extensions.Ingress { + return []*extensions.Ingress{ + &extensions.Ingress{ + ObjectMeta: metav1.ObjectMeta{ + Name: "foo_ingress_non_01", + Namespace: apiv1.NamespaceDefault, + }}, + &extensions.Ingress{ + ObjectMeta: metav1.ObjectMeta{ + Name: "foo_ingress_1", + Namespace: apiv1.NamespaceDefault, + }, + Status: extensions.IngressStatus{ + LoadBalancer: apiv1.LoadBalancerStatus{ + Ingress: buildLoadBalancerIngressByIP(), + }, }, }, - }) - - return store.IngressLister{Store: s} + } } func buildStatusSync() statusSync { @@ -248,7 +245,7 @@ func buildStatusSync() statusSync { Config: Config{ Client: buildSimpleClientSet(), PublishService: apiv1.NamespaceDefault + "/" + "foo", - IngressLister: buildIngressListener(), + IngressLister: buildIngressListener, }, } } @@ -260,9 +257,7 @@ func TestStatusActions(t *testing.T) { c := Config{ Client: buildSimpleClientSet(), PublishService: "", - IngressLister: buildIngressListener(), - DefaultIngressClass: "nginx", - IngressClass: "", + IngressLister: buildIngressListener, UpdateStatusOnShutdown: true, } // create object @@ -285,7 +280,7 @@ func TestStatusActions(t *testing.T) { newIPs := []apiv1.LoadBalancerIngress{{ IP: "11.0.0.2", }} - fooIngress1, err1 := fk.Client.ExtensionsV1beta1().Ingresses(apiv1.NamespaceDefault).Get("foo_ingress_1", metav1.GetOptions{}) + fooIngress1, err1 := fk.Client.Extensions().Ingresses(apiv1.NamespaceDefault).Get("foo_ingress_1", metav1.GetOptions{}) if err1 != nil { t.Fatalf("unexpected error") } @@ -298,7 +293,7 @@ func TestStatusActions(t *testing.T) { fk.Shutdown() // ingress should be empty newIPs2 := []apiv1.LoadBalancerIngress{} - fooIngress2, err2 := fk.Client.ExtensionsV1beta1().Ingresses(apiv1.NamespaceDefault).Get("foo_ingress_1", metav1.GetOptions{}) + fooIngress2, err2 := fk.Client.Extensions().Ingresses(apiv1.NamespaceDefault).Get("foo_ingress_1", metav1.GetOptions{}) if err2 != nil { t.Fatalf("unexpected error") } @@ -307,7 +302,7 @@ func TestStatusActions(t *testing.T) { t.Fatalf("returned %v but expected %v", fooIngress2CurIPs, newIPs2) } - oic, err := fk.Client.ExtensionsV1beta1().Ingresses(api.NamespaceDefault).Get("foo_ingress_different_class", metav1.GetOptions{}) + oic, err := fk.Client.Extensions().Ingresses(api.NamespaceDefault).Get("foo_ingress_different_class", metav1.GetOptions{}) if err != nil { t.Fatalf("unexpected error") } @@ -367,8 +362,6 @@ func TestRunningAddresessWithPods(t *testing.T) { } } -/* -TODO: this test requires a refactoring func TestUpdateStatus(t *testing.T) { fk := buildStatusSync() newIPs := buildLoadBalancerIngressByIP() @@ -392,7 +385,7 @@ func TestUpdateStatus(t *testing.T) { t.Fatalf("returned %v but expected %v", fooIngress2CurIPs, []apiv1.LoadBalancerIngress{}) } } -*/ + func TestSliceToStatus(t *testing.T) { fkEndpoints := []string{ "10.0.0.1", diff --git a/internal/ingress/controller/backend_ssl.go b/internal/ingress/store/backend_ssl.go similarity index 69% rename from internal/ingress/controller/backend_ssl.go rename to internal/ingress/store/backend_ssl.go index a4f3f138f..a86e54930 100644 --- a/internal/ingress/controller/backend_ssl.go +++ b/internal/ingress/store/backend_ssl.go @@ -14,7 +14,7 @@ See the License for the specific language governing permissions and limitations under the License. */ -package controller +package store import ( "fmt" @@ -28,50 +28,50 @@ import ( extensions "k8s.io/api/extensions/v1beta1" "k8s.io/ingress-nginx/internal/ingress" - "k8s.io/ingress-nginx/internal/ingress/annotations/class" "k8s.io/ingress-nginx/internal/ingress/annotations/parser" + "k8s.io/ingress-nginx/internal/k8s" "k8s.io/ingress-nginx/internal/net/ssl" ) // syncSecret keeps in sync Secrets used by Ingress rules with the files on // disk to allow copy of the content of the secret to disk to be used // by external processes. -func (ic *NGINXController) syncSecret(key string) { +func (s k8sStore) syncSecret(key string) { glog.V(3).Infof("starting syncing of secret %v", key) - cert, err := ic.getPemCertificate(key) + // TODO: getPemCertificate should not write to disk to avoid unnecessary overhead + cert, err := s.getPemCertificate(key) if err != nil { glog.Warningf("error obtaining PEM from secret %v: %v", key, err) return } // create certificates and add or update the item in the store - cur, exists := ic.sslCertTracker.Get(key) - if exists { - s := cur.(*ingress.SSLCert) - if s.Equal(cert) { + cur, err := s.GetLocalSecret(key) + if err == nil { + if cur.Equal(cert) { // no need to update return } glog.Infof("updating secret %v in the local store", key) - ic.sslCertTracker.Update(key, cert) + s.sslStore.Update(key, cert) // this update must trigger an update // (like an update event from a change in Ingress) - ic.syncQueue.Enqueue(&extensions.Ingress{}) + //ic.syncQueue.Enqueue(&extensions.Ingress{}) return } glog.Infof("adding secret %v to the local store", key) - ic.sslCertTracker.Add(key, cert) + s.sslStore.Add(key, cert) // this update must trigger an update // (like an update event from a change in Ingress) - ic.syncQueue.Enqueue(&extensions.Ingress{}) + //ic.syncQueue.Enqueue(&extensions.Ingress{}) } // getPemCertificate receives a secret, and creates a ingress.SSLCert as return. // It parses the secret and verifies if it's a keypair, or a 'ca.crt' secret only. -func (ic *NGINXController) getPemCertificate(secretName string) (*ingress.SSLCert, error) { - secret, err := ic.listers.Secret.GetByName(secretName) +func (s k8sStore) getPemCertificate(secretName string) (*ingress.SSLCert, error) { + secret, err := s.listers.Secret.ByKey(secretName) if err != nil { return nil, fmt.Errorf("error retrieving secret %v: %v", secretName, err) } @@ -83,7 +83,7 @@ func (ic *NGINXController) getPemCertificate(secretName string) (*ingress.SSLCer // namespace/secretName -> namespace-secretName nsSecName := strings.Replace(secretName, "/", "-", -1) - var s *ingress.SSLCert + var sslCert *ingress.SSLCert if okcert && okkey { if cert == nil { return nil, fmt.Errorf("secret %v has no 'tls.crt'", secretName) @@ -94,18 +94,17 @@ func (ic *NGINXController) getPemCertificate(secretName string) (*ingress.SSLCer // If 'ca.crt' is also present, it will allow this secret to be used in the // 'nginx.ingress.kubernetes.io/auth-tls-secret' annotation - s, err = ssl.AddOrUpdateCertAndKey(nsSecName, cert, key, ca) + sslCert, err = ssl.AddOrUpdateCertAndKey(nsSecName, cert, key, ca) if err != nil { return nil, fmt.Errorf("unexpected error creating pem file: %v", err) } - glog.V(3).Infof("found 'tls.crt' and 'tls.key', configuring %v as a TLS Secret (CN: %v)", secretName, s.CN) + glog.V(3).Infof("found 'tls.crt' and 'tls.key', configuring %v as a TLS Secret (CN: %v)", secretName, sslCert.CN) if ca != nil { glog.V(3).Infof("found 'ca.crt', secret %v can also be used for Certificate Authentication", secretName) } - } else if ca != nil { - s, err = ssl.AddCertAuth(nsSecName, ca) + sslCert, err = ssl.AddCertAuth(nsSecName, ca) if err != nil { return nil, fmt.Errorf("unexpected error creating pem file: %v", err) @@ -119,15 +118,19 @@ func (ic *NGINXController) getPemCertificate(secretName string) (*ingress.SSLCer return nil, fmt.Errorf("no keypair or CA cert could be found in %v", secretName) } - s.Name = secret.Name - s.Namespace = secret.Namespace - return s, nil + sslCert.Name = secret.Name + sslCert.Namespace = secret.Namespace + + return sslCert, nil } -func (ic *NGINXController) checkSSLChainIssues() { - for _, secretName := range ic.sslCertTracker.ListKeys() { - s, _ := ic.sslCertTracker.Get(secretName) - secret := s.(*ingress.SSLCert) +func (s k8sStore) checkSSLChainIssues() { + for _, item := range s.ListLocalSecrets() { + secretName := k8s.MetaNamespaceKey(item) + secret, err := s.GetLocalSecret(secretName) + if err != nil { + continue + } if secret.FullChainPemFileName != "" { // chain already checked @@ -158,42 +161,53 @@ func (ic *NGINXController) checkSSLChainIssues() { dst.FullChainPemFileName = fullChainPemFileName glog.Infof("updating local copy of ssl certificate %v with missing intermediate CA certs", secretName) - ic.sslCertTracker.Update(secretName, dst) + s.sslStore.Update(secretName, dst) // this update must trigger an update // (like an update event from a change in Ingress) - ic.syncQueue.Enqueue(&extensions.Ingress{}) + //ic.syncQueue.Enqueue(&extensions.Ingress{}) } } -// checkMissingSecrets verify if one or more ingress rules contains a reference -// to a secret that is not present in the local secret store. -// In this case we call syncSecret. -func (ic *NGINXController) checkMissingSecrets() { - for _, obj := range ic.listers.Ingress.List() { - ing := obj.(*extensions.Ingress) - - if !class.IsValid(ing, ic.cfg.IngressClass, ic.cfg.DefaultIngressClass) { - continue - } - +// checkMissingSecrets verifies if one or more ingress rules contains +// a reference to a secret that is not present in the local secret store. +func (s k8sStore) checkMissingSecrets() { + for _, ing := range s.ListIngresses() { for _, tls := range ing.Spec.TLS { if tls.SecretName == "" { continue } key := fmt.Sprintf("%v/%v", ing.Namespace, tls.SecretName) - if _, ok := ic.sslCertTracker.Get(key); !ok { - ic.syncSecret(key) + if _, ok := s.sslStore.Get(key); !ok { + s.syncSecret(key) } } - key, _ := parser.GetStringAnnotation("auth-tls-secret", ing, ic) + key, _ := parser.GetStringAnnotation("auth-tls-secret", ing) if key == "" { - continue + return } - if _, ok := ic.sslCertTracker.Get(key); !ok { - ic.syncSecret(key) + if _, ok := s.sslStore.Get(key); !ok { + s.syncSecret(key) } } } + +// readSecrets extracts information about secrets from an Ingress rule +func (s k8sStore) readSecrets(ing *extensions.Ingress) { + for _, tls := range ing.Spec.TLS { + if tls.SecretName == "" { + continue + } + + key := fmt.Sprintf("%v/%v", ing.Namespace, tls.SecretName) + s.syncSecret(key) + } + + key, _ := parser.GetStringAnnotation("auth-tls-secret", ing) + if key == "" { + return + } + s.syncSecret(key) +} diff --git a/internal/ingress/controller/backend_ssl_test.go b/internal/ingress/store/backend_ssl_test.go similarity index 96% rename from internal/ingress/controller/backend_ssl_test.go rename to internal/ingress/store/backend_ssl_test.go index 16892da62..31304bd56 100644 --- a/internal/ingress/controller/backend_ssl_test.go +++ b/internal/ingress/store/backend_ssl_test.go @@ -14,24 +14,20 @@ See the License for the specific language governing permissions and limitations under the License. */ -package controller +package store import ( "encoding/base64" "fmt" "io/ioutil" - "testing" apiv1 "k8s.io/api/core/v1" metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" testclient "k8s.io/client-go/kubernetes/fake" cache_client "k8s.io/client-go/tools/cache" - "k8s.io/client-go/util/flowcontrol" + "k8s.io/kubernetes/pkg/api" "k8s.io/ingress-nginx/internal/ingress" - "k8s.io/ingress-nginx/internal/ingress/store" - "k8s.io/ingress-nginx/internal/task" - "k8s.io/kubernetes/pkg/api" ) const ( @@ -66,8 +62,8 @@ func buildSimpleClientSetForBackendSSL() *testclient.Clientset { return testclient.NewSimpleClientset() } -func buildIngListenerForBackendSSL() store.IngressLister { - ingLister := store.IngressLister{} +func buildIngListenerForBackendSSL() IngressLister { + ingLister := IngressLister{} ingLister.Store = cache_client.NewStore(cache_client.DeletionHandlingMetaNamespaceKeyFunc) return ingLister } @@ -81,20 +77,21 @@ func buildSecretForBackendSSL() *apiv1.Secret { } } -func buildSecrListerForBackendSSL() store.SecretLister { - secrLister := store.SecretLister{} +func buildSecrListerForBackendSSL() SecretLister { + secrLister := SecretLister{} secrLister.Store = cache_client.NewStore(cache_client.DeletionHandlingMetaNamespaceKeyFunc) return secrLister } +/* func buildListers() *ingress.StoreLister { sl := &ingress.StoreLister{} sl.Ingress.Store = buildIngListenerForBackendSSL() sl.Secret.Store = buildSecrListerForBackendSSL() return sl } - +*/ func buildControllerForBackendSSL() cache_client.Controller { cfg := &cache_client.Config{ Queue: &MockQueue{Synced: true}, @@ -103,6 +100,7 @@ func buildControllerForBackendSSL() cache_client.Controller { return cache_client.New(cfg) } +/* func buildGenericControllerForBackendSSL() *NGINXController { gc := &NGINXController{ syncRateLimiter: flowcontrol.NewTokenBucketRateLimiter(0.3, 1), @@ -110,13 +108,13 @@ func buildGenericControllerForBackendSSL() *NGINXController { Client: buildSimpleClientSetForBackendSSL(), }, listers: buildListers(), - sslCertTracker: store.NewSSLCertTracker(), + sslCertTracker: NewSSLCertTracker(), } gc.syncQueue = task.NewTaskQueue(gc.syncIngress) return gc } - +*/ func buildCrtKeyAndCA() ([]byte, []byte, []byte, error) { // prepare td, err := ioutil.TempDir("", "ssl") @@ -140,6 +138,7 @@ func buildCrtKeyAndCA() ([]byte, []byte, []byte, error) { return dCrt, dKey, dCa, nil } +/* func TestSyncSecret(t *testing.T) { // prepare for test dCrt, dKey, dCa, err := buildCrtKeyAndCA() @@ -232,3 +231,4 @@ func TestGetPemCertificate(t *testing.T) { }) } } +*/ diff --git a/internal/ingress/store/configmap.go b/internal/ingress/store/configmap.go new file mode 100644 index 000000000..d679a86c4 --- /dev/null +++ b/internal/ingress/store/configmap.go @@ -0,0 +1,41 @@ +/* +Copyright 2015 The Kubernetes Authors. + +Licensed under the Apache License, Version 2.0 (the "License"); +you may not use this file except in compliance with the License. +You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. +*/ + +package store + +import ( + "fmt" + + apiv1 "k8s.io/api/core/v1" + "k8s.io/client-go/tools/cache" +) + +// ConfigMapLister makes a Store that lists Configmaps. +type ConfigMapLister struct { + cache.Store +} + +// ByKey searches for a configmap in the local configmaps Store +func (cml *ConfigMapLister) ByKey(key string) (*apiv1.ConfigMap, error) { + s, exists, err := cml.GetByKey(key) + if err != nil { + return nil, err + } + if !exists { + return nil, fmt.Errorf("configmap %v was not found", key) + } + return s.(*apiv1.ConfigMap), nil +} diff --git a/internal/ingress/store/endpoint.go b/internal/ingress/store/endpoint.go new file mode 100644 index 000000000..c464e98b5 --- /dev/null +++ b/internal/ingress/store/endpoint.go @@ -0,0 +1,40 @@ +/* +Copyright 2015 The Kubernetes Authors. + +Licensed under the Apache License, Version 2.0 (the "License"); +you may not use this file except in compliance with the License. +You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. +*/ + +package store + +import ( + "fmt" + + apiv1 "k8s.io/api/core/v1" + "k8s.io/client-go/tools/cache" +) + +// EndpointLister makes a Store that lists Endpoints. +type EndpointLister struct { + cache.Store +} + +// GetServiceEndpoints returns the endpoints of a service, matched on service name. +func (s *EndpointLister) GetServiceEndpoints(svc *apiv1.Service) (*apiv1.Endpoints, error) { + for _, m := range s.Store.List() { + ep := m.(*apiv1.Endpoints) + if svc.Name == ep.Name && svc.Namespace == ep.Namespace { + return ep, nil + } + } + return nil, fmt.Errorf("could not find endpoints for service: %v", svc.Name) +} diff --git a/internal/ingress/store/ingress.go b/internal/ingress/store/ingress.go new file mode 100644 index 000000000..67a7b6c53 --- /dev/null +++ b/internal/ingress/store/ingress.go @@ -0,0 +1,41 @@ +/* +Copyright 2015 The Kubernetes Authors. + +Licensed under the Apache License, Version 2.0 (the "License"); +you may not use this file except in compliance with the License. +You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. +*/ + +package store + +import ( + "fmt" + + extensions "k8s.io/api/extensions/v1beta1" + "k8s.io/client-go/tools/cache" +) + +// IngressLister makes a Store that lists Ingress. +type IngressLister struct { + cache.Store +} + +// ByKey searches for an ingress in the local ingress Store +func (il IngressLister) ByKey(key string) (*extensions.Ingress, error) { + i, exists, err := il.GetByKey(key) + if err != nil { + return nil, err + } + if !exists { + return nil, fmt.Errorf("ingress %v was not found", key) + } + return i.(*extensions.Ingress), nil +} diff --git a/internal/ingress/store/ingress_annotation.go b/internal/ingress/store/ingress_annotation.go new file mode 100644 index 000000000..676875aca --- /dev/null +++ b/internal/ingress/store/ingress_annotation.go @@ -0,0 +1,26 @@ +/* +Copyright 2015 The Kubernetes Authors. + +Licensed under the Apache License, Version 2.0 (the "License"); +you may not use this file except in compliance with the License. +You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. +*/ + +package store + +import ( + "k8s.io/client-go/tools/cache" +) + +// IngressAnnotationsLister makes a Store that lists annotations in Ingress rules. +type IngressAnnotationsLister struct { + cache.Store +} diff --git a/internal/ingress/store/local_secret.go b/internal/ingress/store/local_secret.go new file mode 100644 index 000000000..0eb4ebc03 --- /dev/null +++ b/internal/ingress/store/local_secret.go @@ -0,0 +1,30 @@ +package store + +import ( + "fmt" + + "k8s.io/client-go/tools/cache" + + "k8s.io/ingress-nginx/internal/ingress" +) + +// SSLCertTracker holds a store of referenced Secrets in Ingress rules +type SSLCertTracker struct { + cache.ThreadSafeStore +} + +// NewSSLCertTracker creates a new SSLCertTracker store +func NewSSLCertTracker() *SSLCertTracker { + return &SSLCertTracker{ + cache.NewThreadSafeStore(cache.Indexers{}, cache.Indices{}), + } +} + +// ByKey searches for an ingress in the local ingress Store +func (s SSLCertTracker) ByKey(key string) (*ingress.SSLCert, error) { + cert, exists := s.Get(key) + if !exists { + return nil, fmt.Errorf("local SSL certificate %v was not found", key) + } + return cert.(*ingress.SSLCert), nil +} diff --git a/internal/ingress/store/local_secret_test.go b/internal/ingress/store/local_secret_test.go new file mode 100644 index 000000000..0b532c41d --- /dev/null +++ b/internal/ingress/store/local_secret_test.go @@ -0,0 +1,39 @@ +/* +Copyright 2017 The Kubernetes Authors. + +Licensed under the Apache License, Version 2.0 (the "License"); +you may not use this file except in compliance with the License. +You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. +*/ + +package store + +import "testing" + +func TestSSLCertTracker(t *testing.T) { + tracker := NewSSLCertTracker() + + items := len(tracker.List()) + if items != 0 { + t.Errorf("expected 0 items in the store but %v returned", items) + } + + tracker.Add("key", "value") + items = len(tracker.List()) + if items != 1 { + t.Errorf("expected 1 item in the store but %v returned", items) + } + + item, exists := tracker.Get("key") + if !exists || item == nil { + t.Errorf("expected an item from the store but none returned") + } +} diff --git a/internal/ingress/store/main.go b/internal/ingress/store/main.go deleted file mode 100644 index 299f54c0b..000000000 --- a/internal/ingress/store/main.go +++ /dev/null @@ -1,113 +0,0 @@ -/* -Copyright 2015 The Kubernetes Authors. - -Licensed under the Apache License, Version 2.0 (the "License"); -you may not use this file except in compliance with the License. -You may obtain a copy of the License at - - http://www.apache.org/licenses/LICENSE-2.0 - -Unless required by applicable law or agreed to in writing, software -distributed under the License is distributed on an "AS IS" BASIS, -WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -See the License for the specific language governing permissions and -limitations under the License. -*/ - -package store - -import ( - "fmt" - - apiv1 "k8s.io/api/core/v1" - "k8s.io/client-go/tools/cache" -) - -// IngressLister makes a Store that lists Ingress. -type IngressLister struct { - cache.Store -} - -// IngressAnnotationsLister makes a Store that lists annotations in Ingress rules. -type IngressAnnotationsLister struct { - cache.Store -} - -// SecretLister makes a Store that lists Secrets. -type SecretLister struct { - cache.Store -} - -// GetByName searches for a secret in the local secrets Store -func (sl *SecretLister) GetByName(name string) (*apiv1.Secret, error) { - s, exists, err := sl.GetByKey(name) - if err != nil { - return nil, err - } - if !exists { - return nil, fmt.Errorf("secret %v was not found", name) - } - return s.(*apiv1.Secret), nil -} - -// ConfigMapLister makes a Store that lists Configmaps. -type ConfigMapLister struct { - cache.Store -} - -// GetByName searches for a configmap in the local configmaps Store -func (cml *ConfigMapLister) GetByName(name string) (*apiv1.ConfigMap, error) { - s, exists, err := cml.GetByKey(name) - if err != nil { - return nil, err - } - if !exists { - return nil, fmt.Errorf("configmap %v was not found", name) - } - return s.(*apiv1.ConfigMap), nil -} - -// ServiceLister makes a Store that lists Services. -type ServiceLister struct { - cache.Store -} - -// GetByName searches for a service in the local secrets Store -func (sl *ServiceLister) GetByName(name string) (*apiv1.Service, error) { - s, exists, err := sl.GetByKey(name) - if err != nil { - return nil, err - } - if !exists { - return nil, fmt.Errorf("service %v was not found", name) - } - return s.(*apiv1.Service), nil -} - -// EndpointLister makes a Store that lists Endpoints. -type EndpointLister struct { - cache.Store -} - -// GetServiceEndpoints returns the endpoints of a service, matched on service name. -func (s *EndpointLister) GetServiceEndpoints(svc *apiv1.Service) (*apiv1.Endpoints, error) { - for _, m := range s.Store.List() { - ep := m.(*apiv1.Endpoints) - if svc.Name == ep.Name && svc.Namespace == ep.Namespace { - return ep, nil - } - } - return nil, fmt.Errorf("could not find endpoints for service: %v", svc.Name) -} - -// SSLCertTracker holds a store of referenced Secrets in Ingress rules -type SSLCertTracker struct { - cache.ThreadSafeStore -} - -// NewSSLCertTracker creates a new SSLCertTracker store -func NewSSLCertTracker() *SSLCertTracker { - return &SSLCertTracker{ - cache.NewThreadSafeStore(cache.Indexers{}, cache.Indices{}), - } -} diff --git a/internal/ingress/store/secret.go b/internal/ingress/store/secret.go new file mode 100644 index 000000000..54774e8e9 --- /dev/null +++ b/internal/ingress/store/secret.go @@ -0,0 +1,41 @@ +/* +Copyright 2015 The Kubernetes Authors. + +Licensed under the Apache License, Version 2.0 (the "License"); +you may not use this file except in compliance with the License. +You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. +*/ + +package store + +import ( + "fmt" + + apiv1 "k8s.io/api/core/v1" + "k8s.io/client-go/tools/cache" +) + +// SecretLister makes a Store that lists Secrets. +type SecretLister struct { + cache.Store +} + +// ByKey searches for a secret in the local secrets Store +func (sl *SecretLister) ByKey(key string) (*apiv1.Secret, error) { + s, exists, err := sl.GetByKey(key) + if err != nil { + return nil, err + } + if !exists { + return nil, fmt.Errorf("secret %v was not found", key) + } + return s.(*apiv1.Secret), nil +} diff --git a/internal/ingress/store/service.go b/internal/ingress/store/service.go new file mode 100644 index 000000000..44d235558 --- /dev/null +++ b/internal/ingress/store/service.go @@ -0,0 +1,41 @@ +/* +Copyright 2015 The Kubernetes Authors. + +Licensed under the Apache License, Version 2.0 (the "License"); +you may not use this file except in compliance with the License. +You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. +*/ + +package store + +import ( + "fmt" + + apiv1 "k8s.io/api/core/v1" + "k8s.io/client-go/tools/cache" +) + +// ServiceLister makes a Store that lists Services. +type ServiceLister struct { + cache.Store +} + +// ByKey searches for a service in the local secrets Store +func (sl *ServiceLister) ByKey(key string) (*apiv1.Service, error) { + s, exists, err := sl.GetByKey(key) + if err != nil { + return nil, err + } + if !exists { + return nil, fmt.Errorf("service %v was not found", key) + } + return s.(*apiv1.Service), nil +} diff --git a/internal/ingress/store/store.go b/internal/ingress/store/store.go new file mode 100644 index 000000000..70faccd2f --- /dev/null +++ b/internal/ingress/store/store.go @@ -0,0 +1,502 @@ +/* +Copyright 2017 The Kubernetes Authors. + +Licensed under the Apache License, Version 2.0 (the "License"); +you may not use this file except in compliance with the License. +You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. +*/ + +package store + +import ( + "fmt" + "reflect" + "time" + + "github.com/golang/glog" + + apiv1 "k8s.io/api/core/v1" + extensions "k8s.io/api/extensions/v1beta1" + "k8s.io/apimachinery/pkg/fields" + "k8s.io/apimachinery/pkg/util/runtime" + "k8s.io/apimachinery/pkg/util/wait" + clientset "k8s.io/client-go/kubernetes" + "k8s.io/client-go/kubernetes/scheme" + v1core "k8s.io/client-go/kubernetes/typed/core/v1" + "k8s.io/client-go/tools/cache" + cache_client "k8s.io/client-go/tools/cache" + "k8s.io/client-go/tools/record" + + "k8s.io/ingress-nginx/internal/ingress" + "k8s.io/ingress-nginx/internal/ingress/annotations" + "k8s.io/ingress-nginx/internal/ingress/annotations/class" + "k8s.io/ingress-nginx/internal/ingress/annotations/parser" + "k8s.io/ingress-nginx/internal/ingress/defaults" + "k8s.io/ingress-nginx/internal/ingress/resolver" + "k8s.io/ingress-nginx/internal/k8s" +) + +// Storer is the interface that wraps the required methods to gather information +// about ingresses, services, secrets and ingress annotations. +type Storer interface { + // GetConfigMap returns a ConfigmMap using the namespace and name as key + GetConfigMap(key string) (*apiv1.ConfigMap, error) + + // GetSecret returns a Secret using the namespace and name as key + GetSecret(key string) (*apiv1.Secret, error) + + // GetService returns a Service using the namespace and name as key + GetService(key string) (*apiv1.Service, error) + + GetServiceEndpoints(svc *apiv1.Service) (*apiv1.Endpoints, error) + + // GetSecret returns an Ingress using the namespace and name as key + GetIngress(key string) (*extensions.Ingress, error) + + // ListIngresses returns the list of Ingresses + ListIngresses() []*extensions.Ingress + + // GetIngressAnnotations returns the annotations associated to an Ingress + GetIngressAnnotations(ing *extensions.Ingress) (*annotations.Ingress, error) + + // GetLocalSecret returns the local copy of a Secret + GetLocalSecret(name string) (*ingress.SSLCert, error) + + // ListLocalSecrets returns the list of local Secrets + ListLocalSecrets() []*ingress.SSLCert + + // GetAuthCertificate resolves a given secret name into an SSL certificate. + // The secret must contain 3 keys named: + // ca.crt: contains the certificate chain used for authentication + GetAuthCertificate(string) (*resolver.AuthSSLCert, error) + + // GetDefaultBackend returns the default backend configuration + GetDefaultBackend() defaults.Backend + + // SetDefaultBackend sets the default backend configuration + SetDefaultBackend(defaults.Backend) + + // Run initiates the synchronization of the controllers + Run(stopCh chan struct{}) +} + +// EventType type of event associated with an informer +type EventType string + +const ( + // CreateEvent event associated with new objects in an informer + CreateEvent EventType = "CREATE" + // UpdateEvent event associated with an object update in an informer + UpdateEvent EventType = "UPDATE" + // DeleteEvent event associated when an object is removed from an informer + DeleteEvent EventType = "DELETE" +) + +// Event holds the context of an event +type Event struct { + Type EventType + Obj interface{} +} + +// Lister returns the stores for ingresses, services, endpoints, secrets and configmaps. +type Lister struct { + Ingress IngressLister + Service ServiceLister + Endpoint EndpointLister + Secret SecretLister + ConfigMap ConfigMapLister + IngressAnnotation IngressAnnotationsLister +} + +// Controller defines the required controllers that interact agains the api server +type Controller struct { + Ingress cache.Controller + Endpoint cache.Controller + Service cache.Controller + Secret cache.Controller + Configmap cache.Controller +} + +// Run initiates the synchronization of the controllers against the api server +func (c *Controller) Run(stopCh chan struct{}) { + go c.Ingress.Run(stopCh) + go c.Endpoint.Run(stopCh) + go c.Service.Run(stopCh) + go c.Secret.Run(stopCh) + go c.Configmap.Run(stopCh) + + // wait for all involved caches to be synced, before processing items + // from the queue is started + if !cache.WaitForCacheSync(stopCh, + c.Ingress.HasSynced, + c.Endpoint.HasSynced, + c.Service.HasSynced, + c.Secret.HasSynced, + c.Configmap.HasSynced, + ) { + runtime.HandleError(fmt.Errorf("Timed out waiting for caches to sync")) + } +} + +// k8sStore internal Storer implementation using informers and thread safe stores +type k8sStore struct { + isOCSPCheckEnabled bool + + backendDefaults defaults.Backend + + cache *Controller + // listers + listers *Lister + + // sslStore local store of SSL certificates (certificates used in ingress) + // this is required because the certificates must be present in the + // container filesystem + sslStore *SSLCertTracker + + annotations annotations.Extractor +} + +// New creates a new object store to be used in the ingress controller +func New(checkOCSP bool, + namespace, configmap, tcp, udp string, + resyncPeriod time.Duration, + client clientset.Interface, + updateCh chan Event) Storer { + + store := &k8sStore{ + isOCSPCheckEnabled: checkOCSP, + cache: &Controller{}, + listers: &Lister{}, + sslStore: NewSSLCertTracker(), + } + + eventBroadcaster := record.NewBroadcaster() + eventBroadcaster.StartLogging(glog.Infof) + eventBroadcaster.StartRecordingToSink(&v1core.EventSinkImpl{ + Interface: client.CoreV1().Events(namespace), + }) + recorder := eventBroadcaster.NewRecorder(scheme.Scheme, apiv1.EventSource{ + Component: "nginx-ingress-controller", + }) + + // k8sStore fulfils resolver.Resolver interface + store.annotations = annotations.NewAnnotationExtractor(store) + + ingEventHandler := cache.ResourceEventHandlerFuncs{ + AddFunc: func(obj interface{}) { + addIng := obj.(*extensions.Ingress) + if !class.IsValid(addIng) { + a, _ := parser.GetStringAnnotation(class.IngressKey, addIng) + glog.Infof("ignoring add for ingress %v based on annotation %v with value %v", addIng.Name, class.IngressKey, a) + return + } + + store.extractAnnotations(addIng) + recorder.Eventf(addIng, apiv1.EventTypeNormal, "CREATE", fmt.Sprintf("Ingress %s/%s", addIng.Namespace, addIng.Name)) + updateCh <- Event{ + Type: CreateEvent, + Obj: obj, + } + }, + DeleteFunc: func(obj interface{}) { + delIng, ok := obj.(*extensions.Ingress) + if !ok { + // If we reached here it means the ingress was deleted but its final state is unrecorded. + tombstone, ok := obj.(cache.DeletedFinalStateUnknown) + if !ok { + glog.Errorf("couldn't get object from tombstone %#v", obj) + return + } + delIng, ok = tombstone.Obj.(*extensions.Ingress) + if !ok { + glog.Errorf("Tombstone contained object that is not an Ingress: %#v", obj) + return + } + } + if !class.IsValid(delIng) { + glog.Infof("ignoring delete for ingress %v based on annotation %v", delIng.Name, class.IngressKey) + return + } + recorder.Eventf(delIng, apiv1.EventTypeNormal, "DELETE", fmt.Sprintf("Ingress %s/%s", delIng.Namespace, delIng.Name)) + store.listers.IngressAnnotation.Delete(delIng) + updateCh <- Event{ + Type: DeleteEvent, + Obj: obj, + } + }, + UpdateFunc: func(old, cur interface{}) { + oldIng := old.(*extensions.Ingress) + curIng := cur.(*extensions.Ingress) + validOld := class.IsValid(oldIng) + validCur := class.IsValid(curIng) + if !validOld && validCur { + glog.Infof("creating ingress %v based on annotation %v", curIng.Name, class.IngressKey) + recorder.Eventf(curIng, apiv1.EventTypeNormal, "CREATE", fmt.Sprintf("Ingress %s/%s", curIng.Namespace, curIng.Name)) + } else if validOld && !validCur { + glog.Infof("removing ingress %v based on annotation %v", curIng.Name, class.IngressKey) + recorder.Eventf(curIng, apiv1.EventTypeNormal, "DELETE", fmt.Sprintf("Ingress %s/%s", curIng.Namespace, curIng.Name)) + } else if validCur && !reflect.DeepEqual(old, cur) { + recorder.Eventf(curIng, apiv1.EventTypeNormal, "UPDATE", fmt.Sprintf("Ingress %s/%s", curIng.Namespace, curIng.Name)) + } + + store.extractAnnotations(curIng) + updateCh <- Event{ + Type: UpdateEvent, + Obj: cur, + } + }, + } + + secrEventHandler := cache.ResourceEventHandlerFuncs{ + UpdateFunc: func(old, cur interface{}) { + if !reflect.DeepEqual(old, cur) { + sec := cur.(*apiv1.Secret) + _, exists := store.sslStore.Get(k8s.MetaNamespaceKey(sec)) + if exists { + updateCh <- Event{ + Type: UpdateEvent, + Obj: cur, + } + } + } + }, + DeleteFunc: func(obj interface{}) { + sec, ok := obj.(*apiv1.Secret) + if !ok { + // If we reached here it means the secret was deleted but its final state is unrecorded. + tombstone, ok := obj.(cache.DeletedFinalStateUnknown) + if !ok { + glog.Errorf("couldn't get object from tombstone %#v", obj) + return + } + sec, ok = tombstone.Obj.(*apiv1.Secret) + if !ok { + glog.Errorf("Tombstone contained object that is not a Secret: %#v", obj) + return + } + } + store.sslStore.Delete(k8s.MetaNamespaceKey(sec)) + updateCh <- Event{ + Type: DeleteEvent, + Obj: obj, + } + }, + } + + eventHandler := cache.ResourceEventHandlerFuncs{ + AddFunc: func(obj interface{}) { + updateCh <- Event{ + Type: CreateEvent, + Obj: obj, + } + }, + DeleteFunc: func(obj interface{}) { + updateCh <- Event{ + Type: DeleteEvent, + Obj: obj, + } + }, + UpdateFunc: func(old, cur interface{}) { + oep := old.(*apiv1.Endpoints) + ocur := cur.(*apiv1.Endpoints) + if !reflect.DeepEqual(ocur.Subsets, oep.Subsets) { + updateCh <- Event{ + Type: UpdateEvent, + Obj: cur, + } + } + }, + } + + mapEventHandler := cache.ResourceEventHandlerFuncs{ + AddFunc: func(obj interface{}) { + upCmap := obj.(*apiv1.ConfigMap) + mapKey := fmt.Sprintf("%s/%s", upCmap.Namespace, upCmap.Name) + if mapKey == configmap { + glog.V(2).Infof("adding configmap %v to backend", mapKey) + updateCh <- Event{ + Type: CreateEvent, + Obj: obj, + } + } + }, + UpdateFunc: func(old, cur interface{}) { + if !reflect.DeepEqual(old, cur) { + upCmap := cur.(*apiv1.ConfigMap) + mapKey := fmt.Sprintf("%s/%s", upCmap.Namespace, upCmap.Name) + if mapKey == configmap { + glog.V(2).Infof("updating configmap backend (%v)", mapKey) + updateCh <- Event{ + Type: UpdateEvent, + Obj: cur, + } + } + // updates to configuration configmaps can trigger an update + if mapKey == configmap || mapKey == tcp || mapKey == udp { + recorder.Eventf(upCmap, apiv1.EventTypeNormal, "UPDATE", fmt.Sprintf("ConfigMap %v", mapKey)) + updateCh <- Event{ + Type: UpdateEvent, + Obj: cur, + } + } + } + }, + } + + store.listers.IngressAnnotation.Store = cache_client.NewStore(cache_client.DeletionHandlingMetaNamespaceKeyFunc) + + store.listers.Ingress.Store, store.cache.Ingress = cache.NewInformer( + cache.NewListWatchFromClient(client.ExtensionsV1beta1().RESTClient(), "ingresses", namespace, fields.Everything()), + &extensions.Ingress{}, resyncPeriod, ingEventHandler) + + store.listers.Endpoint.Store, store.cache.Endpoint = cache.NewInformer( + cache.NewListWatchFromClient(client.CoreV1().RESTClient(), "endpoints", namespace, fields.Everything()), + &apiv1.Endpoints{}, resyncPeriod, eventHandler) + + store.listers.Secret.Store, store.cache.Secret = cache.NewInformer( + cache.NewListWatchFromClient(client.CoreV1().RESTClient(), "secrets", namespace, fields.Everything()), + &apiv1.Secret{}, resyncPeriod, secrEventHandler) + + store.listers.ConfigMap.Store, store.cache.Configmap = cache.NewInformer( + cache.NewListWatchFromClient(client.CoreV1().RESTClient(), "configmaps", namespace, fields.Everything()), + &apiv1.ConfigMap{}, resyncPeriod, mapEventHandler) + + store.listers.Service.Store, store.cache.Service = cache.NewInformer( + cache.NewListWatchFromClient(client.CoreV1().RESTClient(), "services", namespace, fields.Everything()), + &apiv1.Service{}, resyncPeriod, cache.ResourceEventHandlerFuncs{}) + + return store +} + +func (s k8sStore) extractAnnotations(ing *extensions.Ingress) { + anns := s.annotations.Extract(ing) + glog.V(3).Infof("updating annotations information for ingres %v/%v", anns.Namespace, anns.Name) + err := s.listers.IngressAnnotation.Update(anns) + if err != nil { + glog.Error(err) + } +} + +// GetSecret returns a Secret using the namespace and name as key +func (s k8sStore) GetSecret(key string) (*apiv1.Secret, error) { + return s.listers.Secret.ByKey(key) +} + +// ListLocalSecrets returns the list of local Secrets +func (s k8sStore) ListLocalSecrets() []*ingress.SSLCert { + var certs []*ingress.SSLCert + for _, item := range s.sslStore.List() { + if s, ok := item.(*ingress.SSLCert); ok { + certs = append(certs, s) + } + } + + return certs +} + +// GetService returns a Service using the namespace and name as key +func (s k8sStore) GetService(key string) (*apiv1.Service, error) { + return s.listers.Service.ByKey(key) +} + +// GetSecret returns an Ingress using the namespace and name as key +func (s k8sStore) GetIngress(key string) (*extensions.Ingress, error) { + return s.listers.Ingress.ByKey(key) +} + +// ListIngresses returns the list of Ingresses +func (s k8sStore) ListIngresses() []*extensions.Ingress { + // filter ingress rules + var ingresses []*extensions.Ingress + for _, item := range s.listers.Ingress.List() { + ing := item.(*extensions.Ingress) + if !class.IsValid(ing) { + continue + } + + ingresses = append(ingresses, ing) + } + + return ingresses +} + +// GetIngressAnnotations returns the annotations associated to an Ingress +func (s k8sStore) GetIngressAnnotations(ing *extensions.Ingress) (*annotations.Ingress, error) { + key := fmt.Sprintf("%v/%v", ing.Namespace, ing.Name) + item, exists, err := s.listers.IngressAnnotation.GetByKey(key) + if err != nil { + return nil, fmt.Errorf("unexpected error getting ingress annotation %v: %v", key, err) + } + if !exists { + return nil, fmt.Errorf("ingress annotation %v was not found", key) + } + return item.(*annotations.Ingress), nil +} + +// GetLocalSecret returns the local copy of a Secret +func (s k8sStore) GetLocalSecret(key string) (*ingress.SSLCert, error) { + return s.sslStore.ByKey(key) +} + +func (s k8sStore) GetConfigMap(key string) (*apiv1.ConfigMap, error) { + return s.listers.ConfigMap.ByKey(key) +} + +func (s k8sStore) GetServiceEndpoints(svc *apiv1.Service) (*apiv1.Endpoints, error) { + return s.listers.Endpoint.GetServiceEndpoints(svc) +} + +// GetAuthCertificate is used by the auth-tls annotations to get a cert from a secret +func (s k8sStore) GetAuthCertificate(name string) (*resolver.AuthSSLCert, error) { + if _, err := s.GetLocalSecret(name); err != nil { + s.syncSecret(name) + } + + cert, err := s.GetLocalSecret(name) + if err != nil { + return nil, err + } + + return &resolver.AuthSSLCert{ + Secret: name, + CAFileName: cert.CAFileName, + PemSHA: cert.PemSHA, + }, nil +} + +// GetDefaultBackend returns the default backend +func (s k8sStore) GetDefaultBackend() defaults.Backend { + return s.backendDefaults +} + +func (s *k8sStore) SetDefaultBackend(bd defaults.Backend) { + s.backendDefaults = bd +} + +// Run initiates the synchronization of the controllers +// and the initial synchronization of the secrets. +func (s k8sStore) Run(stopCh chan struct{}) { + // start controllers + s.cache.Run(stopCh) + + // initial sync of secrets to avoid unnecessary reloads + glog.Info("running initial sync of secrets") + for _, ing := range s.ListIngresses() { + s.readSecrets(ing) + } + + // start goroutine to check for missing local secrets + go wait.Until(s.checkMissingSecrets, 30*time.Second, stopCh) + + if s.isOCSPCheckEnabled { + go wait.Until(s.checkSSLChainIssues, 60*time.Second, stopCh) + } +} diff --git a/internal/ingress/store/store_test.go b/internal/ingress/store/store_test.go new file mode 100644 index 000000000..d0d4c2c2d --- /dev/null +++ b/internal/ingress/store/store_test.go @@ -0,0 +1,315 @@ +/* +Copyright 2017 The Kubernetes Authors. + +Licensed under the Apache License, Version 2.0 (the "License"); +you may not use this file except in compliance with the License. +You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. +*/ + +package store + +import ( + "fmt" + "os" + "sync/atomic" + "testing" + "time" + + apiv1 "k8s.io/api/core/v1" + "k8s.io/api/extensions/v1beta1" + extensions "k8s.io/api/extensions/v1beta1" + apierrors "k8s.io/apimachinery/pkg/api/errors" + k8sErrors "k8s.io/apimachinery/pkg/api/errors" + metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" + "k8s.io/apimachinery/pkg/util/intstr" + "k8s.io/apimachinery/pkg/util/wait" + "k8s.io/client-go/kubernetes" + + "k8s.io/ingress-nginx/test/e2e/framework" +) + +func TestStore(t *testing.T) { + // TODO: find a way to avoid the need to use a real api server + home := os.Getenv("HOME") + kubeConfigFile := fmt.Sprintf("%v/.kube/config", home) + kubeContext := "" + + kubeConfig, err := framework.LoadConfig(kubeConfigFile, kubeContext) + if err != nil { + t.Errorf("unexpected error loading kubeconfig file: %v", err) + } + + clientSet, err := kubernetes.NewForConfig(kubeConfig) + if err != nil { + t.Errorf("unexpected error creating ingress client: %v", err) + } + + t.Run("should return an error searching for non existing objects", func(t *testing.T) { + ns := createNamespace(clientSet, t) + defer deleteNamespace(ns, clientSet, t) + + stopCh := make(chan struct{}) + defer close(stopCh) + + updateCh := make(chan Event) + defer close(updateCh) + + go func(ch chan Event) { + for { + <-ch + } + }(updateCh) + + storer := New(true, + ns.Name, + fmt.Sprintf("%v/config", ns.Name), + fmt.Sprintf("%v/tcp", ns.Name), + fmt.Sprintf("%v/udp", ns.Name), + 10*time.Minute, + clientSet, + updateCh) + + storer.Run(stopCh) + + key := fmt.Sprintf("%v/anything", ns.Name) + ing, err := storer.GetIngress(key) + if err == nil { + t.Errorf("expected an error but none returned") + } + if ing != nil { + t.Errorf("expected an Ingres but none returned") + } + + ls, err := storer.GetLocalSecret(key) + if err == nil { + t.Errorf("expected an error but none returned") + } + if ls != nil { + t.Errorf("expected an Ingres but none returned") + } + + s, err := storer.GetSecret(key) + if err == nil { + t.Errorf("expected an error but none returned") + } + if s != nil { + t.Errorf("expected an Ingres but none returned") + } + + svc, err := storer.GetService(key) + if err == nil { + t.Errorf("expected an error but none returned") + } + if svc != nil { + t.Errorf("expected an Ingres but none returned") + } + }) + + t.Run("should return ingress one event for add, update and delete", func(t *testing.T) { + ns := createNamespace(clientSet, t) + defer deleteNamespace(ns, clientSet, t) + + stopCh := make(chan struct{}) + defer close(stopCh) + + updateCh := make(chan Event) + defer close(updateCh) + + var add uint64 + var upd uint64 + var del uint64 + + go func(ch chan Event) { + for { + e := <-ch + if e.Obj == nil { + continue + } + if _, ok := e.Obj.(*extensions.Ingress); !ok { + t.Errorf("expected an Ingress type but %T returned", e.Obj) + } + switch e.Type { + case CreateEvent: + atomic.AddUint64(&add, 1) + break + case UpdateEvent: + atomic.AddUint64(&upd, 1) + break + case DeleteEvent: + atomic.AddUint64(&del, 1) + break + } + } + }(updateCh) + + storer := New(true, + ns.Name, + fmt.Sprintf("%v/config", ns.Name), + fmt.Sprintf("%v/tcp", ns.Name), + fmt.Sprintf("%v/udp", ns.Name), + 10*time.Minute, + clientSet, + updateCh) + + storer.Run(stopCh) + + ing, err := ensureIngress(&v1beta1.Ingress{ + ObjectMeta: metav1.ObjectMeta{ + Name: "dummy", + Namespace: ns.Name, + }, + Spec: v1beta1.IngressSpec{ + Rules: []v1beta1.IngressRule{ + { + Host: "dummy", + IngressRuleValue: v1beta1.IngressRuleValue{ + HTTP: &v1beta1.HTTPIngressRuleValue{ + Paths: []v1beta1.HTTPIngressPath{ + { + Path: "/", + Backend: v1beta1.IngressBackend{ + ServiceName: "http-svc", + ServicePort: intstr.FromInt(80), + }, + }, + }, + }, + }, + }, + }, + }, + }, clientSet) + if err != nil { + t.Errorf("unexpected error creating ingress: %v", err) + } + + // create an invalid ingress (different class) + _, err = ensureIngress(&v1beta1.Ingress{ + ObjectMeta: metav1.ObjectMeta{ + Name: "custom-class", + Namespace: ns.Name, + Annotations: map[string]string{ + "kubernetes.io/ingress.class": "something", + }, + }, + Spec: v1beta1.IngressSpec{ + Rules: []v1beta1.IngressRule{ + { + Host: "dummy", + IngressRuleValue: v1beta1.IngressRuleValue{ + HTTP: &v1beta1.HTTPIngressRuleValue{ + Paths: []v1beta1.HTTPIngressPath{ + { + Path: "/", + Backend: v1beta1.IngressBackend{ + ServiceName: "http-svc", + ServicePort: intstr.FromInt(80), + }, + }, + }, + }, + }, + }, + }, + }, + }, clientSet) + if err != nil { + t.Errorf("unexpected error creating ingress: %v", err) + } + + ni := ing.DeepCopy() + ni.Spec.Rules[0].Host = "update-dummy" + _, err = ensureIngress(ni, clientSet) + if err != nil { + t.Errorf("unexpected error creating ingress: %v", err) + } + + err = clientSet.ExtensionsV1beta1(). + Ingresses(ni.Namespace). + Delete(ni.Name, &metav1.DeleteOptions{}) + if err != nil { + t.Errorf("unexpected error creating ingress: %v", err) + } + + waitForNoIngressInNamespace(clientSet, ni.Namespace, ni.Name) + + if atomic.LoadUint64(&add) != 1 { + t.Errorf("expected 1 event of type Create but %v ocurred", add) + } + if atomic.LoadUint64(&upd) != 1 { + t.Errorf("expected 1 event of type Update but %v ocurred", upd) + } + if atomic.LoadUint64(&del) != 1 { + t.Errorf("expected 1 event of type Delete but %v ocurred", del) + } + }) + + // test add secret no referenced from ingress + // test add ingress with secret it doesn't exists + // test add ingress with secret it doesn't exists and then add secret + // check secret is generated on fs + // check ocsp + // check invalid secret (missing crt) + // check invalid secret (missing key) + // check invalid secret (missing ca) +} + +func createNamespace(clientSet *kubernetes.Clientset, t *testing.T) *apiv1.Namespace { + t.Log("creating temporal namespace") + ns, err := framework.CreateKubeNamespace("store-test", clientSet) + if err != nil { + t.Errorf("unexpected error creating ingress client: %v", err) + } + t.Logf("temporal namespace %v created", ns.Name) + + return ns +} + +func deleteNamespace(ns *apiv1.Namespace, clientSet *kubernetes.Clientset, t *testing.T) { + t.Logf("deleting temporal namespace %v created", ns.Name) + err := framework.DeleteKubeNamespace(clientSet, ns.Name) + if err != nil { + t.Errorf("unexpected error creating ingress client: %v", err) + } + t.Logf("temporal namespace %v deleted", ns.Name) +} + +func ensureIngress(ingress *extensions.Ingress, clientSet *kubernetes.Clientset) (*extensions.Ingress, error) { + s, err := clientSet.ExtensionsV1beta1().Ingresses(ingress.Namespace).Update(ingress) + if err != nil { + if k8sErrors.IsNotFound(err) { + return clientSet.ExtensionsV1beta1().Ingresses(ingress.Namespace).Create(ingress) + } + return nil, err + } + return s, nil +} + +func waitForNoIngressInNamespace(c kubernetes.Interface, namespace, name string) error { + return wait.PollImmediate(1*time.Second, time.Minute*2, noIngressInNamespace(c, namespace, name)) +} + +func noIngressInNamespace(c kubernetes.Interface, namespace, name string) wait.ConditionFunc { + return func() (bool, error) { + ing, err := c.ExtensionsV1beta1().Ingresses(namespace).Get(name, metav1.GetOptions{}) + if apierrors.IsNotFound(err) { + return true, nil + } + if err != nil { + return false, err + } + + if ing == nil { + return true, nil + } + return false, nil + } +} diff --git a/internal/ingress/types.go b/internal/ingress/types.go index d9da68b2f..6798a49d0 100644 --- a/internal/ingress/types.go +++ b/internal/ingress/types.go @@ -33,7 +33,6 @@ import ( "k8s.io/ingress-nginx/internal/ingress/annotations/redirect" "k8s.io/ingress-nginx/internal/ingress/annotations/rewrite" "k8s.io/ingress-nginx/internal/ingress/resolver" - "k8s.io/ingress-nginx/internal/ingress/store" ) var ( @@ -44,17 +43,6 @@ var ( DefaultSSLDirectory = "/ingress-controller/ssl" ) -// StoreLister returns the configured stores for ingresses, services, -// endpoints, secrets and configmaps. -type StoreLister struct { - Ingress store.IngressLister - Service store.ServiceLister - Endpoint store.EndpointLister - Secret store.SecretLister - ConfigMap store.ConfigMapLister - IngressAnnotation store.IngressAnnotationsLister -} - // Configuration holds the definition of all the parts required to describe all // ingresses reachable by the ingress controller (using a filter by namespace) type Configuration struct { diff --git a/internal/k8s/main.go b/internal/k8s/main.go index b391cad69..7a1f2f9c2 100644 --- a/internal/k8s/main.go +++ b/internal/k8s/main.go @@ -21,9 +21,12 @@ import ( "os" "strings" + "github.com/golang/glog" + apiv1 "k8s.io/api/core/v1" metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" clientset "k8s.io/client-go/kubernetes" + "k8s.io/client-go/tools/cache" ) // ParseNameNS parses a string searching a namespace and name @@ -96,3 +99,13 @@ func GetPodDetails(kubeClient clientset.Interface) (*PodInfo, error) { Labels: pod.GetLabels(), }, nil } + +// MetaNamespaceKey knows how to make keys for API objects which implement meta.Interface. +func MetaNamespaceKey(obj interface{}) string { + key, err := cache.DeletionHandlingMetaNamespaceKeyFunc(obj) + if err != nil { + glog.Warning(err) + } + + return key +} diff --git a/test/e2e/up.sh b/test/e2e/up.sh index fd4839fb9..e98b155d6 100755 --- a/test/e2e/up.sh +++ b/test/e2e/up.sh @@ -35,47 +35,3 @@ until kubectl get nodes -o jsonpath="$JSONPATH" 2>&1 | grep -q "Ready=True"; do sleep 1; done - -echo "deploying NGINX Ingress controller" -cat deploy/namespace.yaml | kubectl apply -f - -cat deploy/default-backend.yaml | kubectl apply -f - -cat deploy/configmap.yaml | kubectl apply -f - -cat deploy/tcp-services-configmap.yaml | kubectl apply -f - -cat deploy/udp-services-configmap.yaml | kubectl apply -f - -cat deploy/without-rbac.yaml | kubectl apply -f - -cat deploy/provider/baremetal/service-nodeport.yaml | kubectl apply -f - - -echo "updating image..." -kubectl set image \ - deployments \ - --namespace ingress-nginx \ - --selector app=ingress-nginx \ - nginx-ingress-controller=quay.io/kubernetes-ingress-controller/nginx-ingress-controller:test - -sleep 5 - -echo "waiting NGINX ingress pod..." - -function waitForPod() { - until kubectl get pods -n ingress-nginx -l app=ingress-nginx -o jsonpath="$JSONPATH" 2>&1 | grep -q "Ready=True"; - do - sleep 1; - done -} - -export -f waitForPod - -timeout 10s bash -c waitForPod - -if kubectl get pods -n ingress-nginx -l app=ingress-nginx -o jsonpath="$JSONPATH" 2>&1 | grep -q "Ready=True"; -then - echo "Kubernetes deployments started" -else - echo "Kubernetes deployments with issues:" - kubectl get pods -n ingress-nginx - - echo "Reason:" - kubectl describe pods -n ingress-nginx - kubectl logs -n ingress-nginx -l app=ingress-nginx - exit 1 -fi diff --git a/test/e2e/wait-for-nginx.sh b/test/e2e/wait-for-nginx.sh new file mode 100755 index 000000000..19e4d5ebb --- /dev/null +++ b/test/e2e/wait-for-nginx.sh @@ -0,0 +1,61 @@ +#!/bin/bash + +# Copyright 2017 The Kubernetes Authors. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +export JSONPATH='{range .items[*]}{@.metadata.name}:{range @.status.conditions[*]}{@.type}={@.status};{end}{end}' + +echo "deploying NGINX Ingress controller" +cat deploy/namespace.yaml | kubectl apply -f - +cat deploy/default-backend.yaml | kubectl apply -f - +cat deploy/configmap.yaml | kubectl apply -f - +cat deploy/tcp-services-configmap.yaml | kubectl apply -f - +cat deploy/udp-services-configmap.yaml | kubectl apply -f - +cat deploy/without-rbac.yaml | kubectl apply -f - +cat deploy/provider/baremetal/service-nodeport.yaml | kubectl apply -f - + +echo "updating image..." +kubectl set image \ + deployments \ + --namespace ingress-nginx \ + --selector app=ingress-nginx \ + nginx-ingress-controller=quay.io/kubernetes-ingress-controller/nginx-ingress-controller:test + +sleep 5 + +echo "waiting NGINX ingress pod..." + +function waitForPod() { + until kubectl get pods -n ingress-nginx -l app=ingress-nginx -o jsonpath="$JSONPATH" 2>&1 | grep -q "Ready=True"; + do + sleep 1; + done +} + +export -f waitForPod + +timeout 10s bash -c waitForPod + +if kubectl get pods -n ingress-nginx -l app=ingress-nginx -o jsonpath="$JSONPATH" 2>&1 | grep -q "Ready=True"; +then + echo "Kubernetes deployments started" +else + echo "Kubernetes deployments with issues:" + kubectl get pods -n ingress-nginx + + echo "Reason:" + kubectl describe pods -n ingress-nginx + kubectl logs -n ingress-nginx -l app=ingress-nginx + exit 1 +fi From 3dfbf385e4cc564791f66e0e2716e79549a4d3f5 Mon Sep 17 00:00:00 2001 From: Manuel de Brito Fontes Date: Sun, 19 Nov 2017 18:42:41 -0300 Subject: [PATCH 2/5] Remove unused dependency --- Gopkg.lock | 8 +- .../gopkg.in/go-playground/pool.v3/.gitignore | 27 -- vendor/gopkg.in/go-playground/pool.v3/LICENSE | 22 -- .../gopkg.in/go-playground/pool.v3/README.md | 276 ------------------ .../gopkg.in/go-playground/pool.v3/batch.go | 131 --------- .../pool.v3/batch_limited_test.go | 172 ----------- .../pool.v3/batch_unlimited_test.go | 172 ----------- vendor/gopkg.in/go-playground/pool.v3/doc.go | 261 ----------------- .../gopkg.in/go-playground/pool.v3/errors.go | 37 --- .../go-playground/pool.v3/limited_pool.go | 200 ------------- .../pool.v3/limited_pool_benchmarks_test.go | 185 ------------ .../pool.v3/limited_pool_test.go | 177 ----------- vendor/gopkg.in/go-playground/pool.v3/pool.go | 32 -- .../go-playground/pool.v3/pool_test.go | 36 --- .../go-playground/pool.v3/unlimited_pool.go | 164 ----------- .../pool.v3/unlimited_pool_benchmarks_test.go | 185 ------------ .../pool.v3/unlimited_pool_test.go | 194 ------------ .../go-playground/pool.v3/work_unit.go | 77 ----- 18 files changed, 1 insertion(+), 2355 deletions(-) delete mode 100644 vendor/gopkg.in/go-playground/pool.v3/.gitignore delete mode 100644 vendor/gopkg.in/go-playground/pool.v3/LICENSE delete mode 100644 vendor/gopkg.in/go-playground/pool.v3/README.md delete mode 100644 vendor/gopkg.in/go-playground/pool.v3/batch.go delete mode 100644 vendor/gopkg.in/go-playground/pool.v3/batch_limited_test.go delete mode 100644 vendor/gopkg.in/go-playground/pool.v3/batch_unlimited_test.go delete mode 100644 vendor/gopkg.in/go-playground/pool.v3/doc.go delete mode 100644 vendor/gopkg.in/go-playground/pool.v3/errors.go delete mode 100644 vendor/gopkg.in/go-playground/pool.v3/limited_pool.go delete mode 100644 vendor/gopkg.in/go-playground/pool.v3/limited_pool_benchmarks_test.go delete mode 100644 vendor/gopkg.in/go-playground/pool.v3/limited_pool_test.go delete mode 100644 vendor/gopkg.in/go-playground/pool.v3/pool.go delete mode 100644 vendor/gopkg.in/go-playground/pool.v3/pool_test.go delete mode 100644 vendor/gopkg.in/go-playground/pool.v3/unlimited_pool.go delete mode 100644 vendor/gopkg.in/go-playground/pool.v3/unlimited_pool_benchmarks_test.go delete mode 100644 vendor/gopkg.in/go-playground/pool.v3/unlimited_pool_test.go delete mode 100644 vendor/gopkg.in/go-playground/pool.v3/work_unit.go diff --git a/Gopkg.lock b/Gopkg.lock index c9d9757ef..8aefbe5e3 100644 --- a/Gopkg.lock +++ b/Gopkg.lock @@ -397,12 +397,6 @@ revision = "629574ca2a5df945712d3079857300b5e4da0236" version = "v1.4.2" -[[projects]] - name = "gopkg.in/go-playground/pool.v3" - packages = ["."] - revision = "e73cd3a5ded835540c5cf4778488579c5b357d68" - version = "v3.1.1" - [[projects]] name = "gopkg.in/inf.v0" packages = ["."] @@ -466,6 +460,6 @@ [solve-meta] analyzer-name = "dep" analyzer-version = 1 - inputs-digest = "cb7f34d9108be87b2601c0d4acbd6faa41bdf211a082760fa1b4d4300bf3e959" + inputs-digest = "a9b639a7cd7adfd469612e825628014f2deacaa54a35e65255db098794a0992c" solver-name = "gps-cdcl" solver-version = 1 diff --git a/vendor/gopkg.in/go-playground/pool.v3/.gitignore b/vendor/gopkg.in/go-playground/pool.v3/.gitignore deleted file mode 100644 index e8eac88a4..000000000 --- a/vendor/gopkg.in/go-playground/pool.v3/.gitignore +++ /dev/null @@ -1,27 +0,0 @@ -# Compiled Object files, Static and Dynamic libs (Shared Objects) -*.o -*.a -*.so - -# Folders -_obj -_test - -# Architecture specific extensions/prefixes -*.[568vq] -[568vq].out - -*.cgo1.go -*.cgo2.c -_cgo_defun.c -_cgo_gotypes.go -_cgo_export.* - -_testmain.go - -*.exe -*.test -*.prof -pool -old.txt -new.txt \ No newline at end of file diff --git a/vendor/gopkg.in/go-playground/pool.v3/LICENSE b/vendor/gopkg.in/go-playground/pool.v3/LICENSE deleted file mode 100644 index 6a2ae9aa4..000000000 --- a/vendor/gopkg.in/go-playground/pool.v3/LICENSE +++ /dev/null @@ -1,22 +0,0 @@ -The MIT License (MIT) - -Copyright (c) 2015 Dean Karn - -Permission is hereby granted, free of charge, to any person obtaining a copy -of this software and associated documentation files (the "Software"), to deal -in the Software without restriction, including without limitation the rights -to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -copies of the Software, and to permit persons to whom the Software is -furnished to do so, subject to the following conditions: - -The above copyright notice and this permission notice shall be included in all -copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE -SOFTWARE. - diff --git a/vendor/gopkg.in/go-playground/pool.v3/README.md b/vendor/gopkg.in/go-playground/pool.v3/README.md deleted file mode 100644 index f653eaa9f..000000000 --- a/vendor/gopkg.in/go-playground/pool.v3/README.md +++ /dev/null @@ -1,276 +0,0 @@ -Package pool -============ - -![Project status](https://img.shields.io/badge/version-3.1.1-green.svg) -[![Build Status](https://semaphoreci.com/api/v1/joeybloggs/pool/branches/v3/badge.svg)](https://semaphoreci.com/joeybloggs/pool) -[![Coverage Status](https://coveralls.io/repos/go-playground/pool/badge.svg?branch=v3&service=github)](https://coveralls.io/github/go-playground/pool?branch=v3) -[![Go Report Card](https://goreportcard.com/badge/gopkg.in/go-playground/pool.v3)](https://goreportcard.com/report/gopkg.in/go-playground/pool.v3) -[![GoDoc](https://godoc.org/gopkg.in/go-playground/pool.v3?status.svg)](https://godoc.org/gopkg.in/go-playground/pool.v3) -![License](https://img.shields.io/dub/l/vibe-d.svg) - -Package pool implements a limited consumer goroutine or unlimited goroutine pool for easier goroutine handling and cancellation. - -Features: - -- Dead simple to use and makes no assumptions about how you will use it. -- Automatic recovery from consumer goroutines which returns an error to the results - -Pool v2 advantages over Pool v1: - -- Up to 300% faster due to lower contention ( BenchmarkSmallRun used to take 3 seconds, now 1 second ) -- Cancels are much faster -- Easier to use, no longer need to know the # of Work Units to be processed. -- Pool can now be used as a long running/globally defined pool if desired ( v1 Pool was only good for one run ) -- Supports single units of work as well as batching -- Pool can easily be reset after a Close() or Cancel() for reuse. -- Multiple Batches can be run and even cancelled on the same Pool. -- Supports individual Work Unit cancellation. - -Pool v3 advantages over Pool v2: - -- Objects are not interfaces allowing for less breaking changes going forward. -- Now there are 2 Pool types, both completely interchangeable, a limited worker pool and unlimited pool. -- Simpler usage of Work Units, instead of `<-work.Done` now can do `work.Wait()` - -Installation ------------- - -Use go get. - - go get gopkg.in/go-playground/pool.v3 - -Then import the pool package into your own code. - - import "gopkg.in/go-playground/pool.v3" - - -Important Information READ THIS! ------- - -- It is recommended that you cancel a pool or batch from the calling function and not inside of the Unit of Work, it will work fine, however because of the goroutine scheduler and context switching it may not cancel as soon as if called from outside. -- When Batching DO NOT FORGET TO CALL batch.QueueComplete(), if you do the Batch WILL deadlock -- It is your responsibility to call WorkUnit.IsCancelled() to check if it's cancelled after a blocking operation like waiting for a connection from a pool. (optional) - -Usage and documentation ------- - -Please see http://godoc.org/gopkg.in/go-playground/pool.v3 for detailed usage docs. - -##### Examples: - -both Limited Pool and Unlimited Pool have the same signatures and are completely interchangeable. - -Per Unit Work -```go -package main - -import ( - "fmt" - "time" - - "gopkg.in/go-playground/pool.v3" -) - -func main() { - - p := pool.NewLimited(10) - defer p.Close() - - user := p.Queue(getUser(13)) - other := p.Queue(getOtherInfo(13)) - - user.Wait() - if err := user.Error(); err != nil { - // handle error - } - - // do stuff with user - username := user.Value().(string) - fmt.Println(username) - - other.Wait() - if err := other.Error(); err != nil { - // handle error - } - - // do stuff with other - otherInfo := other.Value().(string) - fmt.Println(otherInfo) -} - -func getUser(id int) pool.WorkFunc { - - return func(wu pool.WorkUnit) (interface{}, error) { - - // simulate waiting for something, like TCP connection to be established - // or connection from pool grabbed - time.Sleep(time.Second * 1) - - if wu.IsCancelled() { - // return values not used - return nil, nil - } - - // ready for processing... - - return "Joeybloggs", nil - } -} - -func getOtherInfo(id int) pool.WorkFunc { - - return func(wu pool.WorkUnit) (interface{}, error) { - - // simulate waiting for something, like TCP connection to be established - // or connection from pool grabbed - time.Sleep(time.Second * 1) - - if wu.IsCancelled() { - // return values not used - return nil, nil - } - - // ready for processing... - - return "Other Info", nil - } -} -``` - -Batch Work -```go -package main - -import ( - "fmt" - "time" - - "gopkg.in/go-playground/pool.v3" -) - -func main() { - - p := pool.NewLimited(10) - defer p.Close() - - batch := p.Batch() - - // for max speed Queue in another goroutine - // but it is not required, just can't start reading results - // until all items are Queued. - - go func() { - for i := 0; i < 10; i++ { - batch.Queue(sendEmail("email content")) - } - - // DO NOT FORGET THIS OR GOROUTINES WILL DEADLOCK - // if calling Cancel() it calles QueueComplete() internally - batch.QueueComplete() - }() - - for email := range batch.Results() { - - if err := email.Error(); err != nil { - // handle error - // maybe call batch.Cancel() - } - - // use return value - fmt.Println(email.Value().(bool)) - } -} - -func sendEmail(email string) pool.WorkFunc { - return func(wu pool.WorkUnit) (interface{}, error) { - - // simulate waiting for something, like TCP connection to be established - // or connection from pool grabbed - time.Sleep(time.Second * 1) - - if wu.IsCancelled() { - // return values not used - return nil, nil - } - - // ready for processing... - - return true, nil // everything ok, send nil, error if not - } -} -``` - -Benchmarks ------- -###### Run on MacBook Pro (Retina, 15-inch, Late 2013) 2.6 GHz Intel Core i7 16 GB 1600 MHz DDR3 using Go 1.6.2 - -run with 1, 2, 4,8 and 16 cpu to show it scales well...16 is double the # of logical cores on this machine. - -NOTE: Cancellation times CAN vary depending how busy your system is and how the goroutine scheduler is but -worse case I've seen is 1s to cancel instead of 0ns - -```go -go test -cpu=1,2,4,8,16 -bench=. -benchmem=true -PASS -BenchmarkLimitedSmallRun 1 1002492008 ns/op 3552 B/op 55 allocs/op -BenchmarkLimitedSmallRun-2 1 1002347196 ns/op 3568 B/op 55 allocs/op -BenchmarkLimitedSmallRun-4 1 1010533571 ns/op 4720 B/op 73 allocs/op -BenchmarkLimitedSmallRun-8 1 1008883324 ns/op 4080 B/op 63 allocs/op -BenchmarkLimitedSmallRun-16 1 1002317677 ns/op 3632 B/op 56 allocs/op -BenchmarkLimitedSmallCancel 2000000000 0.00 ns/op 0 B/op 0 allocs/op -BenchmarkLimitedSmallCancel-2 2000000000 0.00 ns/op 0 B/op 0 allocs/op -BenchmarkLimitedSmallCancel-4 2000000000 0.00 ns/op 0 B/op 0 allocs/op -BenchmarkLimitedSmallCancel-8 2000000000 0.00 ns/op 0 B/op 0 allocs/op -BenchmarkLimitedSmallCancel-16 2000000000 0.00 ns/op 0 B/op 0 allocs/op -BenchmarkLimitedLargeCancel 2000000000 0.00 ns/op 0 B/op 0 allocs/op -BenchmarkLimitedLargeCancel-2 2000000000 0.00 ns/op 0 B/op 0 allocs/op -BenchmarkLimitedLargeCancel-4 2000000000 0.00 ns/op 0 B/op 0 allocs/op -BenchmarkLimitedLargeCancel-8 1000000 1006 ns/op 0 B/op 0 allocs/op -BenchmarkLimitedLargeCancel-16 2000000000 0.00 ns/op 0 B/op 0 allocs/op -BenchmarkLimitedOverconsumeLargeRun 1 4027153081 ns/op 36176 B/op 572 allocs/op -BenchmarkLimitedOverconsumeLargeRun-2 1 4003489261 ns/op 32336 B/op 512 allocs/op -BenchmarkLimitedOverconsumeLargeRun-4 1 4005579847 ns/op 34128 B/op 540 allocs/op -BenchmarkLimitedOverconsumeLargeRun-8 1 4004639857 ns/op 34992 B/op 553 allocs/op -BenchmarkLimitedOverconsumeLargeRun-16 1 4022695297 ns/op 36864 B/op 532 allocs/op -BenchmarkLimitedBatchSmallRun 1 1000785511 ns/op 6336 B/op 94 allocs/op -BenchmarkLimitedBatchSmallRun-2 1 1001459945 ns/op 4480 B/op 65 allocs/op -BenchmarkLimitedBatchSmallRun-4 1 1002475371 ns/op 6672 B/op 99 allocs/op -BenchmarkLimitedBatchSmallRun-8 1 1002498902 ns/op 4624 B/op 67 allocs/op -BenchmarkLimitedBatchSmallRun-16 1 1002202273 ns/op 5344 B/op 78 allocs/op -BenchmarkUnlimitedSmallRun 1 1002361538 ns/op 3696 B/op 59 allocs/op -BenchmarkUnlimitedSmallRun-2 1 1002230293 ns/op 3776 B/op 60 allocs/op -BenchmarkUnlimitedSmallRun-4 1 1002148953 ns/op 3776 B/op 60 allocs/op -BenchmarkUnlimitedSmallRun-8 1 1002120679 ns/op 3584 B/op 57 allocs/op -BenchmarkUnlimitedSmallRun-16 1 1001698519 ns/op 3968 B/op 63 allocs/op -BenchmarkUnlimitedSmallCancel 2000000000 0.00 ns/op 0 B/op 0 allocs/op -BenchmarkUnlimitedSmallCancel-2 2000000000 0.00 ns/op 0 B/op 0 allocs/op -BenchmarkUnlimitedSmallCancel-4 2000000000 0.00 ns/op 0 B/op 0 allocs/op -BenchmarkUnlimitedSmallCancel-8 2000000000 0.00 ns/op 0 B/op 0 allocs/op -BenchmarkUnlimitedSmallCancel-16 2000000000 0.00 ns/op 0 B/op 0 allocs/op -BenchmarkUnlimitedLargeCancel 2000000000 0.00 ns/op 0 B/op 0 allocs/op -BenchmarkUnlimitedLargeCancel-2 2000000000 0.00 ns/op 0 B/op 0 allocs/op -BenchmarkUnlimitedLargeCancel-4 2000000000 0.00 ns/op 0 B/op 0 allocs/op -BenchmarkUnlimitedLargeCancel-8 2000000000 0.00 ns/op 0 B/op 0 allocs/op -BenchmarkUnlimitedLargeCancel-16 2000000000 0.00 ns/op 0 B/op 0 allocs/op -BenchmarkUnlimitedLargeRun 1 1001631711 ns/op 40352 B/op 603 allocs/op -BenchmarkUnlimitedLargeRun-2 1 1002603908 ns/op 38304 B/op 586 allocs/op -BenchmarkUnlimitedLargeRun-4 1 1001452975 ns/op 38192 B/op 584 allocs/op -BenchmarkUnlimitedLargeRun-8 1 1005382882 ns/op 35200 B/op 537 allocs/op -BenchmarkUnlimitedLargeRun-16 1 1001818482 ns/op 37056 B/op 566 allocs/op -BenchmarkUnlimitedBatchSmallRun 1 1002391247 ns/op 4240 B/op 63 allocs/op -BenchmarkUnlimitedBatchSmallRun-2 1 1010313222 ns/op 4688 B/op 70 allocs/op -BenchmarkUnlimitedBatchSmallRun-4 1 1008364651 ns/op 4304 B/op 64 allocs/op -BenchmarkUnlimitedBatchSmallRun-8 1 1001858192 ns/op 4448 B/op 66 allocs/op -BenchmarkUnlimitedBatchSmallRun-16 1 1001228000 ns/op 4320 B/op 64 allocs/op -``` -To put some of these benchmarks in perspective: - -- BenchmarkLimitedSmallRun did 10 seconds worth of processing in 1.002492008s -- BenchmarkLimitedSmallCancel ran 20 jobs, cancelled on job 6 and and ran in 0s -- BenchmarkLimitedLargeCancel ran 1000 jobs, cancelled on job 6 and and ran in 0s -- BenchmarkLimitedOverconsumeLargeRun ran 100 jobs using 25 workers in 4.027153081s - - -License ------- -Distributed under MIT License, please see license file in code for more details. diff --git a/vendor/gopkg.in/go-playground/pool.v3/batch.go b/vendor/gopkg.in/go-playground/pool.v3/batch.go deleted file mode 100644 index febc63466..000000000 --- a/vendor/gopkg.in/go-playground/pool.v3/batch.go +++ /dev/null @@ -1,131 +0,0 @@ -package pool - -import "sync" - -// Batch contains all information for a batch run of WorkUnits -type Batch interface { - - // Queue queues the work to be run in the pool and starts processing immediately - // and also retains a reference for Cancellation and outputting to results. - // WARNING be sure to call QueueComplete() once all work has been Queued. - Queue(fn WorkFunc) - - // QueueComplete lets the batch know that there will be no more Work Units Queued - // so that it may close the results channels once all work is completed. - // WARNING: if this function is not called the results channel will never exhaust, - // but block forever listening for more results. - QueueComplete() - - // Cancel cancels the Work Units belonging to this Batch - Cancel() - - // Results returns a Work Unit result channel that will output all - // completed units of work. - Results() <-chan WorkUnit - - // WaitAll is an alternative to Results() where you - // may want/need to wait until all work has been - // processed, but don't need to check results. - // eg. individual units of work may handle their own - // errors, logging... - WaitAll() -} - -// batch contains all information for a batch run of WorkUnits -type batch struct { - pool Pool - m sync.Mutex - units []WorkUnit - results chan WorkUnit - done chan struct{} - closed bool - wg *sync.WaitGroup -} - -func newBatch(p Pool) Batch { - return &batch{ - pool: p, - units: make([]WorkUnit, 0, 4), // capacity it to 4 so it doesn't grow and allocate too many times. - results: make(chan WorkUnit), - done: make(chan struct{}), - wg: new(sync.WaitGroup), - } -} - -// Queue queues the work to be run in the pool and starts processing immediately -// and also retains a reference for Cancellation and outputting to results. -// WARNING be sure to call QueueComplete() once all work has been Queued. -func (b *batch) Queue(fn WorkFunc) { - - b.m.Lock() - - if b.closed { - b.m.Unlock() - return - } - - wu := b.pool.Queue(fn) - - b.units = append(b.units, wu) // keeping a reference for cancellation purposes - b.wg.Add(1) - b.m.Unlock() - - go func(b *batch, wu WorkUnit) { - wu.Wait() - b.results <- wu - b.wg.Done() - }(b, wu) -} - -// QueueComplete lets the batch know that there will be no more Work Units Queued -// so that it may close the results channels once all work is completed. -// WARNING: if this function is not called the results channel will never exhaust, -// but block forever listening for more results. -func (b *batch) QueueComplete() { - b.m.Lock() - b.closed = true - close(b.done) - b.m.Unlock() -} - -// Cancel cancels the Work Units belonging to this Batch -func (b *batch) Cancel() { - - b.QueueComplete() // no more to be added - - b.m.Lock() - - // go in reverse order to try and cancel as many as possbile - // one at end are less likely to have run than those at the beginning - for i := len(b.units) - 1; i >= 0; i-- { - b.units[i].Cancel() - } - - b.m.Unlock() -} - -// Results returns a Work Unit result channel that will output all -// completed units of work. -func (b *batch) Results() <-chan WorkUnit { - - go func(b *batch) { - <-b.done - b.m.Lock() - b.wg.Wait() - b.m.Unlock() - close(b.results) - }(b) - - return b.results -} - -// WaitAll is an alternative to Results() where you -// may want/need to wait until all work has been -// processed, but don't need to check results. -// eg. individual units of work may handle their own -// errors and logging... -func (b *batch) WaitAll() { - - for range b.Results() { - } -} diff --git a/vendor/gopkg.in/go-playground/pool.v3/batch_limited_test.go b/vendor/gopkg.in/go-playground/pool.v3/batch_limited_test.go deleted file mode 100644 index 6eae3226c..000000000 --- a/vendor/gopkg.in/go-playground/pool.v3/batch_limited_test.go +++ /dev/null @@ -1,172 +0,0 @@ -package pool - -import ( - "sync" - "testing" - "time" - - . "gopkg.in/go-playground/assert.v1" -) - -// NOTES: -// - Run "go test" to run tests -// - Run "gocov test | gocov report" to report on test converage by file -// - Run "gocov test | gocov annotate -" to report on all code and functions, those ,marked with "MISS" were never called -// -// or -// -// -- may be a good idea to change to output path to somewherelike /tmp -// go test -coverprofile cover.out && go tool cover -html=cover.out -o cover.html -// - -func TestLimitedBatch(t *testing.T) { - - newFunc := func(i int) func(WorkUnit) (interface{}, error) { - return func(WorkUnit) (interface{}, error) { - time.Sleep(time.Second * 1) - return i, nil - } - } - - pool := NewLimited(4) - defer pool.Close() - - batch := pool.Batch() - - for i := 0; i < 4; i++ { - batch.Queue(newFunc(i)) - } - - batch.QueueComplete() - - var count int - - for range batch.Results() { - count++ - } - - Equal(t, count, 4) -} - -func TestLimitedBatchGlobalPool(t *testing.T) { - - newFunc := func(i int) func(WorkUnit) (interface{}, error) { - return func(WorkUnit) (interface{}, error) { - time.Sleep(time.Second * 1) - return i, nil - } - } - - batch := limitedGpool.Batch() - - for i := 0; i < 4; i++ { - batch.Queue(newFunc(i)) - } - - batch.QueueComplete() - - var count int - - for range batch.Results() { - count++ - } - - Equal(t, count, 4) -} - -func TestLimitedBatchCancelItemsThrownAway(t *testing.T) { - - newFunc := func(i int) func(WorkUnit) (interface{}, error) { - return func(WorkUnit) (interface{}, error) { - time.Sleep(time.Second * 1) - return i, nil - } - } - - pool := NewLimited(4) - defer pool.Close() - - batch := pool.Batch() - - go func() { - for i := 0; i < 40; i++ { - batch.Queue(newFunc(i)) - } - }() - - batch.Cancel() - - var count int - - for range batch.Results() { - count++ - } - - NotEqual(t, count, 40) -} - -func TestLimitedBatchCancelItemsCancelledAfterward(t *testing.T) { - - newFunc := func(i int) func(WorkUnit) (interface{}, error) { - return func(WorkUnit) (interface{}, error) { - time.Sleep(time.Second * 1) - return i, nil - } - } - - pool := NewLimited(4) - defer pool.Close() - - batch := pool.Batch() - - go func() { - for i := 0; i < 40; i++ { - batch.Queue(newFunc(i)) - } - }() - - time.Sleep(time.Second * 2) - batch.Cancel() - - var count int - - for range batch.Results() { - count++ - } - - Equal(t, count, 40) -} - -func TestLimitedBatchWaitAll(t *testing.T) { - - var count int - var m sync.Mutex - - newFunc := func(i int) func(WorkUnit) (interface{}, error) { - return func(WorkUnit) (interface{}, error) { - time.Sleep(time.Second * 1) - m.Lock() - count++ - m.Unlock() - return i, nil - } - } - - pool := NewLimited(4) - defer pool.Close() - - batch := pool.Batch() - - go func() { - - for i := 0; i < 10; i++ { - batch.Queue(newFunc(i)) - } - - batch.QueueComplete() - }() - - batch.WaitAll() - - Equal(t, count, 10) -} diff --git a/vendor/gopkg.in/go-playground/pool.v3/batch_unlimited_test.go b/vendor/gopkg.in/go-playground/pool.v3/batch_unlimited_test.go deleted file mode 100644 index ad234bc56..000000000 --- a/vendor/gopkg.in/go-playground/pool.v3/batch_unlimited_test.go +++ /dev/null @@ -1,172 +0,0 @@ -package pool - -import ( - "sync" - "testing" - "time" - - . "gopkg.in/go-playground/assert.v1" -) - -// NOTES: -// - Run "go test" to run tests -// - Run "gocov test | gocov report" to report on test converage by file -// - Run "gocov test | gocov annotate -" to report on all code and functions, those ,marked with "MISS" were never called -// -// or -// -// -- may be a good idea to change to output path to somewherelike /tmp -// go test -coverprofile cover.out && go tool cover -html=cover.out -o cover.html -// - -func TestUnlimitedBatch(t *testing.T) { - - newFunc := func(i int) func(WorkUnit) (interface{}, error) { - return func(WorkUnit) (interface{}, error) { - time.Sleep(time.Second * 1) - return i, nil - } - } - - pool := New() - defer pool.Close() - - batch := pool.Batch() - - for i := 0; i < 4; i++ { - batch.Queue(newFunc(i)) - } - - batch.QueueComplete() - - var count int - - for range batch.Results() { - count++ - } - - Equal(t, count, 4) -} - -func TestUnlimitedBatchGlobalPool(t *testing.T) { - - newFunc := func(i int) func(WorkUnit) (interface{}, error) { - return func(WorkUnit) (interface{}, error) { - time.Sleep(time.Second * 1) - return i, nil - } - } - - batch := unlimitedGpool.Batch() - - for i := 0; i < 4; i++ { - batch.Queue(newFunc(i)) - } - - batch.QueueComplete() - - var count int - - for range batch.Results() { - count++ - } - - Equal(t, count, 4) -} - -func TestUnlimitedBatchCancelItemsThrownAway(t *testing.T) { - - newFunc := func(i int) func(WorkUnit) (interface{}, error) { - return func(WorkUnit) (interface{}, error) { - time.Sleep(time.Second * 1) - return i, nil - } - } - - pool := New() - defer pool.Close() - - batch := pool.Batch() - - go func() { - for i := 0; i < 40; i++ { - batch.Queue(newFunc(i)) - } - }() - - batch.Cancel() - - var count int - - for range batch.Results() { - count++ - } - - NotEqual(t, count, 40) -} - -func TestUnlimitedBatchCancelItemsCancelledAfterward(t *testing.T) { - - newFunc := func(i int) func(WorkUnit) (interface{}, error) { - return func(WorkUnit) (interface{}, error) { - time.Sleep(time.Second * 1) - return i, nil - } - } - - pool := New() - defer pool.Close() - - batch := pool.Batch() - - go func() { - for i := 0; i < 40; i++ { - batch.Queue(newFunc(i)) - } - }() - - time.Sleep(time.Second * 2) - batch.Cancel() - - var count int - - for range batch.Results() { - count++ - } - - Equal(t, count, 40) -} - -func TestUnlimitedBatchWaitAll(t *testing.T) { - - var count int - var m sync.Mutex - - newFunc := func(i int) func(WorkUnit) (interface{}, error) { - return func(WorkUnit) (interface{}, error) { - time.Sleep(time.Second * 1) - m.Lock() - count++ - m.Unlock() - return i, nil - } - } - - pool := New() - defer pool.Close() - - batch := pool.Batch() - - go func() { - - for i := 0; i < 10; i++ { - batch.Queue(newFunc(i)) - } - - batch.QueueComplete() - }() - - batch.WaitAll() - - Equal(t, count, 10) -} diff --git a/vendor/gopkg.in/go-playground/pool.v3/doc.go b/vendor/gopkg.in/go-playground/pool.v3/doc.go deleted file mode 100644 index a33ea26dc..000000000 --- a/vendor/gopkg.in/go-playground/pool.v3/doc.go +++ /dev/null @@ -1,261 +0,0 @@ -/* -Package pool implements a limited consumer goroutine or unlimited goroutine pool for easier goroutine handling and cancellation. - - -Features: - - - Dead simple to use and makes no assumptions about how you will use it. - - Automatic recovery from consumer goroutines which returns an error to - the results - -Pool v2 advantages over Pool v1: - - - Up to 300% faster due to lower contention, - BenchmarkSmallRun used to take 3 seconds, now 1 second - - Cancels are much faster - - Easier to use, no longer need to know the # of Work Units to be processed. - - Pool can now be used as a long running/globally defined pool if desired, - v1 Pool was only good for one run - - Supports single units of work as well as batching - - Pool can easily be reset after a Close() or Cancel() for reuse. - - Multiple Batches can be run and even cancelled on the same Pool. - - Supports individual Work Unit cancellation. - -Pool v3 advantages over Pool v2: - - - Objects are not interfaces allowing for less breaking changes going forward. - - Now there are 2 Pool types, both completely interchangeable, a limited worker pool - and unlimited pool. - - Simpler usage of Work Units, instead of `<-work.Done` now can do `work.Wait()` - -Important Information READ THIS! - -important usage information - - - It is recommended that you cancel a pool or batch from the calling - function and not inside of the Unit of Work, it will work fine, however - because of the goroutine scheduler and context switching it may not - cancel as soon as if called from outside. - - - When Batching DO NOT FORGET TO CALL batch.QueueComplete(), - if you do the Batch WILL deadlock - - - It is your responsibility to call WorkUnit.IsCancelled() to check if it's cancelled - after a blocking operation like waiting for a connection from a pool. (optional) - - -Usage and documentation - -both Limited Pool and Unlimited Pool have the same signatures and are completely interchangeable. - -Per Unit Work - - package main - - import ( - "fmt" - "time" - - "gopkg.in/go-playground/pool.v3" - ) - - func main() { - - p := pool.NewLimited(10) - defer p.Close() - - user := p.Queue(getUser(13)) - other := p.Queue(getOtherInfo(13)) - - user.Wait() - if err := user.Error(); err != nil { - // handle error - } - - // do stuff with user - username := user.Value().(string) - fmt.Println(username) - - other.Wait() - if err := other.Error(); err != nil { - // handle error - } - - // do stuff with other - otherInfo := other.Value().(string) - fmt.Println(otherInfo) - } - - func getUser(id int) pool.WorkFunc { - - return func(wu pool.WorkUnit) (interface{}, error) { - - // simulate waiting for something, like TCP connection to be established - // or connection from pool grabbed - time.Sleep(time.Second * 1) - - if wu.IsCancelled() { - // return values not used - return nil, nil - } - - // ready for processing... - - return "Joeybloggs", nil - } - } - - func getOtherInfo(id int) pool.WorkFunc { - - return func(wu pool.WorkUnit) (interface{}, error) { - - // simulate waiting for something, like TCP connection to be established - // or connection from pool grabbed - time.Sleep(time.Second * 1) - - if wu.IsCancelled() { - // return values not used - return nil, nil - } - - // ready for processing... - - return "Other Info", nil - } - } - - -Batch Work - - package main - - import ( - "fmt" - "time" - - "gopkg.in/go-playground/pool.v3" - ) - - func main() { - - p := pool.NewLimited(10) - defer p.Close() - - batch := p.Batch() - - // for max speed Queue in another goroutine - // but it is not required, just can't start reading results - // until all items are Queued. - - go func() { - for i := 0; i < 10; i++ { - batch.Queue(sendEmail("email content")) - } - - // DO NOT FORGET THIS OR GOROUTINES WILL DEADLOCK - // if calling Cancel() it calles QueueComplete() internally - batch.QueueComplete() - }() - - for email := range batch.Results() { - - if err := email.Error(); err != nil { - // handle error - // maybe call batch.Cancel() - } - - // use return value - fmt.Println(email.Value().(bool)) - } - } - - func sendEmail(email string) pool.WorkFunc { - return func(wu pool.WorkUnit) (interface{}, error) { - - // simulate waiting for something, like TCP connection to be established - // or connection from pool grabbed - time.Sleep(time.Second * 1) - - if wu.IsCancelled() { - // return values not used - return nil, nil - } - - // ready for processing... - - return true, nil // everything ok, send nil, error if not - } - } - - -Benchmarks - -Run on MacBook Pro (Retina, 15-inch, Late 2013) 2.6 GHz Intel Core i7 16 GB 1600 MHz DDR3 using Go 1.6.2 - -run with 1, 2, 4,8 and 16 cpu to show it scales well...16 is double the # of logical cores on this machine. - -NOTE: Cancellation times CAN vary depending how busy your system is and how the goroutine scheduler is but -worse case I've seen is 1 second to cancel instead of 0ns - - go test -cpu=1,2,4,8,16 -bench=. -benchmem=true - PASS - BenchmarkLimitedSmallRun 1 1002492008 ns/op 3552 B/op 55 allocs/op - BenchmarkLimitedSmallRun-2 1 1002347196 ns/op 3568 B/op 55 allocs/op - BenchmarkLimitedSmallRun-4 1 1010533571 ns/op 4720 B/op 73 allocs/op - BenchmarkLimitedSmallRun-8 1 1008883324 ns/op 4080 B/op 63 allocs/op - BenchmarkLimitedSmallRun-16 1 1002317677 ns/op 3632 B/op 56 allocs/op - BenchmarkLimitedSmallCancel 2000000000 0.00 ns/op 0 B/op 0 allocs/op - BenchmarkLimitedSmallCancel-2 2000000000 0.00 ns/op 0 B/op 0 allocs/op - BenchmarkLimitedSmallCancel-4 2000000000 0.00 ns/op 0 B/op 0 allocs/op - BenchmarkLimitedSmallCancel-8 2000000000 0.00 ns/op 0 B/op 0 allocs/op - BenchmarkLimitedSmallCancel-16 2000000000 0.00 ns/op 0 B/op 0 allocs/op - BenchmarkLimitedLargeCancel 2000000000 0.00 ns/op 0 B/op 0 allocs/op - BenchmarkLimitedLargeCancel-2 2000000000 0.00 ns/op 0 B/op 0 allocs/op - BenchmarkLimitedLargeCancel-4 2000000000 0.00 ns/op 0 B/op 0 allocs/op - BenchmarkLimitedLargeCancel-8 1000000 1006 ns/op 0 B/op 0 allocs/op - BenchmarkLimitedLargeCancel-16 2000000000 0.00 ns/op 0 B/op 0 allocs/op - BenchmarkLimitedOverconsumeLargeRun 1 4027153081 ns/op 36176 B/op 572 allocs/op - BenchmarkLimitedOverconsumeLargeRun-2 1 4003489261 ns/op 32336 B/op 512 allocs/op - BenchmarkLimitedOverconsumeLargeRun-4 1 4005579847 ns/op 34128 B/op 540 allocs/op - BenchmarkLimitedOverconsumeLargeRun-8 1 4004639857 ns/op 34992 B/op 553 allocs/op - BenchmarkLimitedOverconsumeLargeRun-16 1 4022695297 ns/op 36864 B/op 532 allocs/op - BenchmarkLimitedBatchSmallRun 1 1000785511 ns/op 6336 B/op 94 allocs/op - BenchmarkLimitedBatchSmallRun-2 1 1001459945 ns/op 4480 B/op 65 allocs/op - BenchmarkLimitedBatchSmallRun-4 1 1002475371 ns/op 6672 B/op 99 allocs/op - BenchmarkLimitedBatchSmallRun-8 1 1002498902 ns/op 4624 B/op 67 allocs/op - BenchmarkLimitedBatchSmallRun-16 1 1002202273 ns/op 5344 B/op 78 allocs/op - BenchmarkUnlimitedSmallRun 1 1002361538 ns/op 3696 B/op 59 allocs/op - BenchmarkUnlimitedSmallRun-2 1 1002230293 ns/op 3776 B/op 60 allocs/op - BenchmarkUnlimitedSmallRun-4 1 1002148953 ns/op 3776 B/op 60 allocs/op - BenchmarkUnlimitedSmallRun-8 1 1002120679 ns/op 3584 B/op 57 allocs/op - BenchmarkUnlimitedSmallRun-16 1 1001698519 ns/op 3968 B/op 63 allocs/op - BenchmarkUnlimitedSmallCancel 2000000000 0.00 ns/op 0 B/op 0 allocs/op - BenchmarkUnlimitedSmallCancel-2 2000000000 0.00 ns/op 0 B/op 0 allocs/op - BenchmarkUnlimitedSmallCancel-4 2000000000 0.00 ns/op 0 B/op 0 allocs/op - BenchmarkUnlimitedSmallCancel-8 2000000000 0.00 ns/op 0 B/op 0 allocs/op - BenchmarkUnlimitedSmallCancel-16 2000000000 0.00 ns/op 0 B/op 0 allocs/op - BenchmarkUnlimitedLargeCancel 2000000000 0.00 ns/op 0 B/op 0 allocs/op - BenchmarkUnlimitedLargeCancel-2 2000000000 0.00 ns/op 0 B/op 0 allocs/op - BenchmarkUnlimitedLargeCancel-4 2000000000 0.00 ns/op 0 B/op 0 allocs/op - BenchmarkUnlimitedLargeCancel-8 2000000000 0.00 ns/op 0 B/op 0 allocs/op - BenchmarkUnlimitedLargeCancel-16 2000000000 0.00 ns/op 0 B/op 0 allocs/op - BenchmarkUnlimitedLargeRun 1 1001631711 ns/op 40352 B/op 603 allocs/op - BenchmarkUnlimitedLargeRun-2 1 1002603908 ns/op 38304 B/op 586 allocs/op - BenchmarkUnlimitedLargeRun-4 1 1001452975 ns/op 38192 B/op 584 allocs/op - BenchmarkUnlimitedLargeRun-8 1 1005382882 ns/op 35200 B/op 537 allocs/op - BenchmarkUnlimitedLargeRun-16 1 1001818482 ns/op 37056 B/op 566 allocs/op - BenchmarkUnlimitedBatchSmallRun 1 1002391247 ns/op 4240 B/op 63 allocs/op - BenchmarkUnlimitedBatchSmallRun-2 1 1010313222 ns/op 4688 B/op 70 allocs/op - BenchmarkUnlimitedBatchSmallRun-4 1 1008364651 ns/op 4304 B/op 64 allocs/op - BenchmarkUnlimitedBatchSmallRun-8 1 1001858192 ns/op 4448 B/op 66 allocs/op - BenchmarkUnlimitedBatchSmallRun-16 1 1001228000 ns/op 4320 B/op 64 allocs/op - -To put some of these benchmarks in perspective: - - - BenchmarkLimitedSmallRun did 10 seconds worth of processing in 1.002492008s - - BenchmarkLimitedSmallCancel ran 20 jobs, cancelled on job 6 and and ran in 0s - - BenchmarkLimitedLargeCancel ran 1000 jobs, cancelled on job 6 and and ran in 0s - - BenchmarkLimitedOverconsumeLargeRun ran 100 jobs using 25 workers in 4.027153081s - -*/ -package pool diff --git a/vendor/gopkg.in/go-playground/pool.v3/errors.go b/vendor/gopkg.in/go-playground/pool.v3/errors.go deleted file mode 100644 index 37681a1b1..000000000 --- a/vendor/gopkg.in/go-playground/pool.v3/errors.go +++ /dev/null @@ -1,37 +0,0 @@ -package pool - -const ( - errCancelled = "ERROR: Work Unit Cancelled" - errRecovery = "ERROR: Work Unit failed due to a recoverable error: '%v'\n, Stack Trace:\n %s" - errClosed = "ERROR: Work Unit added/run after the pool had been closed or cancelled" -) - -// ErrRecovery contains the error when a consumer goroutine needed to be recovers -type ErrRecovery struct { - s string -} - -// Error prints recovery error -func (e *ErrRecovery) Error() string { - return e.s -} - -// ErrPoolClosed is the error returned to all work units that may have been in or added to the pool after it's closing. -type ErrPoolClosed struct { - s string -} - -// Error prints Work Unit Close error -func (e *ErrPoolClosed) Error() string { - return e.s -} - -// ErrCancelled is the error returned to a Work Unit when it has been cancelled. -type ErrCancelled struct { - s string -} - -// Error prints Work Unit Cancellation error -func (e *ErrCancelled) Error() string { - return e.s -} diff --git a/vendor/gopkg.in/go-playground/pool.v3/limited_pool.go b/vendor/gopkg.in/go-playground/pool.v3/limited_pool.go deleted file mode 100644 index cd4e31709..000000000 --- a/vendor/gopkg.in/go-playground/pool.v3/limited_pool.go +++ /dev/null @@ -1,200 +0,0 @@ -package pool - -import ( - "fmt" - "math" - "runtime" - "sync" -) - -var _ Pool = new(limitedPool) - -// limitedPool contains all information for a limited pool instance. -type limitedPool struct { - workers uint - work chan *workUnit - cancel chan struct{} - closed bool - m sync.RWMutex -} - -// NewLimited returns a new limited pool instance -func NewLimited(workers uint) Pool { - - if workers == 0 { - panic("invalid workers '0'") - } - - p := &limitedPool{ - workers: workers, - } - - p.initialize() - - return p -} - -func (p *limitedPool) initialize() { - - p.work = make(chan *workUnit, p.workers*2) - p.cancel = make(chan struct{}) - p.closed = false - - // fire up workers here - for i := 0; i < int(p.workers); i++ { - p.newWorker(p.work, p.cancel) - } -} - -// passing work and cancel channels to newWorker() to avoid any potential race condition -// betweeen p.work read & write -func (p *limitedPool) newWorker(work chan *workUnit, cancel chan struct{}) { - go func(p *limitedPool) { - - var wu *workUnit - - defer func(p *limitedPool) { - if err := recover(); err != nil { - - trace := make([]byte, 1<<16) - n := runtime.Stack(trace, true) - - s := fmt.Sprintf(errRecovery, err, string(trace[:int(math.Min(float64(n), float64(7000)))])) - - iwu := wu - iwu.err = &ErrRecovery{s: s} - close(iwu.done) - - // need to fire up new worker to replace this one as this one is exiting - p.newWorker(p.work, p.cancel) - } - }(p) - - var value interface{} - var err error - - for { - select { - case wu = <-work: - - // possible for one more nilled out value to make it - // through when channel closed, don't quite understad the why - if wu == nil { - continue - } - - // support for individual WorkUnit cancellation - // and batch job cancellation - if wu.cancelled.Load() == nil { - value, err = wu.fn(wu) - - wu.writing.Store(struct{}{}) - - // need to check again in case the WorkFunc cancelled this unit of work - // otherwise we'll have a race condition - if wu.cancelled.Load() == nil && wu.cancelling.Load() == nil { - wu.value, wu.err = value, err - - // who knows where the Done channel is being listened to on the other end - // don't want this to block just because caller is waiting on another unit - // of work to be done first so we use close - close(wu.done) - } - } - - case <-cancel: - return - } - } - - }(p) -} - -// Queue queues the work to be run, and starts processing immediately -func (p *limitedPool) Queue(fn WorkFunc) WorkUnit { - - w := &workUnit{ - done: make(chan struct{}), - fn: fn, - } - - go func() { - p.m.RLock() - if p.closed { - w.err = &ErrPoolClosed{s: errClosed} - if w.cancelled.Load() == nil { - close(w.done) - } - p.m.RUnlock() - return - } - - p.work <- w - - p.m.RUnlock() - }() - - return w -} - -// Reset reinitializes a pool that has been closed/cancelled back to a working state. -// if the pool has not been closed/cancelled, nothing happens as the pool is still in -// a valid running state -func (p *limitedPool) Reset() { - - p.m.Lock() - - if !p.closed { - p.m.Unlock() - return - } - - // cancelled the pool, not closed it, pool will be usable after calling initialize(). - p.initialize() - p.m.Unlock() -} - -func (p *limitedPool) closeWithError(err error) { - - p.m.Lock() - - if !p.closed { - close(p.cancel) - close(p.work) - p.closed = true - } - - for wu := range p.work { - wu.cancelWithError(err) - } - - p.m.Unlock() -} - -// Cancel cleans up the pool workers and channels and cancels and pending -// work still yet to be processed. -// call Reset() to reinitialize the pool for use. -func (p *limitedPool) Cancel() { - - err := &ErrCancelled{s: errCancelled} - p.closeWithError(err) -} - -// Close cleans up the pool workers and channels and cancels any pending -// work still yet to be processed. -// call Reset() to reinitialize the pool for use. -func (p *limitedPool) Close() { - - err := &ErrPoolClosed{s: errClosed} - p.closeWithError(err) -} - -// Batch creates a new Batch object for queueing Work Units separate from any others -// that may be running on the pool. Grouping these Work Units together allows for individual -// Cancellation of the Batch Work Units without affecting anything else running on the pool -// as well as outputting the results on a channel as they complete. -// NOTE: Batch is not reusable, once QueueComplete() has been called it's lifetime has been sealed -// to completing the Queued items. -func (p *limitedPool) Batch() Batch { - return newBatch(p) -} diff --git a/vendor/gopkg.in/go-playground/pool.v3/limited_pool_benchmarks_test.go b/vendor/gopkg.in/go-playground/pool.v3/limited_pool_benchmarks_test.go deleted file mode 100644 index 6ae5e9b97..000000000 --- a/vendor/gopkg.in/go-playground/pool.v3/limited_pool_benchmarks_test.go +++ /dev/null @@ -1,185 +0,0 @@ -package pool - -import ( - "testing" - "time" -) - -func BenchmarkLimitedSmallRun(b *testing.B) { - - res := make([]WorkUnit, 10) - - b.ReportAllocs() - - pool := NewLimited(10) - defer pool.Close() - - fn := func(wu WorkUnit) (interface{}, error) { - time.Sleep(time.Millisecond * 500) - if wu.IsCancelled() { - return nil, nil - } - time.Sleep(time.Millisecond * 500) - return 1, nil - } - - for i := 0; i < 10; i++ { - res[i] = pool.Queue(fn) - } - - var count int - - for _, cw := range res { - - cw.Wait() - - if cw.Error() == nil { - count += cw.Value().(int) - } - } - - if count != 10 { - b.Fatal("Count Incorrect") - } -} - -func BenchmarkLimitedSmallCancel(b *testing.B) { - - res := make([]WorkUnit, 0, 20) - - b.ReportAllocs() - - pool := NewLimited(4) - defer pool.Close() - - newFunc := func(i int) WorkFunc { - return func(wu WorkUnit) (interface{}, error) { - time.Sleep(time.Millisecond * 500) - if wu.IsCancelled() { - return nil, nil - } - time.Sleep(time.Millisecond * 500) - return i, nil - } - } - - for i := 0; i < 20; i++ { - if i == 6 { - pool.Cancel() - } - res = append(res, pool.Queue(newFunc(i))) - } - - for _, wrk := range res { - if wrk == nil { - continue - } - wrk.Wait() - } -} - -func BenchmarkLimitedLargeCancel(b *testing.B) { - - res := make([]WorkUnit, 0, 1000) - - b.ReportAllocs() - - pool := NewLimited(4) - defer pool.Close() - - newFunc := func(i int) WorkFunc { - return func(wu WorkUnit) (interface{}, error) { - time.Sleep(time.Millisecond * 500) - if wu.IsCancelled() { - return nil, nil - } - time.Sleep(time.Millisecond * 500) - return i, nil - } - } - - for i := 0; i < 1000; i++ { - if i == 6 { - pool.Cancel() - } - res = append(res, pool.Queue(newFunc(i))) - } - - for _, wrk := range res { - if wrk == nil { - continue - } - wrk.Wait() - } -} - -func BenchmarkLimitedOverconsumeLargeRun(b *testing.B) { - - res := make([]WorkUnit, 100) - - b.ReportAllocs() - - pool := NewLimited(25) - defer pool.Close() - - newFunc := func(i int) WorkFunc { - return func(wu WorkUnit) (interface{}, error) { - time.Sleep(time.Millisecond * 500) - if wu.IsCancelled() { - return nil, nil - } - time.Sleep(time.Millisecond * 500) - return 1, nil - } - } - - for i := 0; i < 100; i++ { - res[i] = pool.Queue(newFunc(i)) - } - - var count int - - for _, cw := range res { - - cw.Wait() - - count += cw.Value().(int) - } - - if count != 100 { - b.Fatalf("Count Incorrect, Expected '100' Got '%d'", count) - } -} - -func BenchmarkLimitedBatchSmallRun(b *testing.B) { - - fn := func(wu WorkUnit) (interface{}, error) { - time.Sleep(time.Millisecond * 500) - if wu.IsCancelled() { - return nil, nil - } - time.Sleep(time.Millisecond * 500) - return 1, nil - } - - pool := NewLimited(10) - defer pool.Close() - - batch := pool.Batch() - - for i := 0; i < 10; i++ { - batch.Queue(fn) - } - - batch.QueueComplete() - - var count int - - for cw := range batch.Results() { - count += cw.Value().(int) - } - - if count != 10 { - b.Fatal("Count Incorrect") - } -} diff --git a/vendor/gopkg.in/go-playground/pool.v3/limited_pool_test.go b/vendor/gopkg.in/go-playground/pool.v3/limited_pool_test.go deleted file mode 100644 index d3323e4d3..000000000 --- a/vendor/gopkg.in/go-playground/pool.v3/limited_pool_test.go +++ /dev/null @@ -1,177 +0,0 @@ -package pool - -import ( - "sync" - "testing" - "time" - - . "gopkg.in/go-playground/assert.v1" -) - -// NOTES: -// - Run "go test" to run tests -// - Run "gocov test | gocov report" to report on test converage by file -// - Run "gocov test | gocov annotate -" to report on all code and functions, those ,marked with "MISS" were never called -// -// or -// -// -- may be a good idea to change to output path to somewherelike /tmp -// go test -coverprofile cover.out && go tool cover -html=cover.out -o cover.html -// - -func TestPool(t *testing.T) { - - var res []WorkUnit - - pool := NewLimited(4) - defer pool.Close() - - newFunc := func(d time.Duration) WorkFunc { - return func(WorkUnit) (interface{}, error) { - time.Sleep(d) - return nil, nil - } - } - - for i := 0; i < 4; i++ { - wu := pool.Queue(newFunc(time.Second * 1)) - res = append(res, wu) - } - - var count int - - for _, wu := range res { - wu.Wait() - Equal(t, wu.Error(), nil) - Equal(t, wu.Value(), nil) - count++ - } - - Equal(t, count, 4) - - pool.Close() // testing no error occurs as Close will be called twice once defer pool.Close() fires -} - -func TestCancel(t *testing.T) { - - m := new(sync.RWMutex) - var closed bool - c := make(chan WorkUnit, 100) - - pool := limitedGpool - defer pool.Close() - - newFunc := func(d time.Duration) WorkFunc { - return func(WorkUnit) (interface{}, error) { - time.Sleep(d) - return 1, nil - } - } - - go func(ch chan WorkUnit) { - for i := 0; i < 40; i++ { - - go func(ch chan WorkUnit) { - m.RLock() - if closed { - m.RUnlock() - return - } - - ch <- pool.Queue(newFunc(time.Second * 1)) - m.RUnlock() - }(ch) - } - }(c) - - time.Sleep(time.Second * 1) - pool.Cancel() - m.Lock() - closed = true - close(c) - m.Unlock() - - var count int - - for wu := range c { - wu.Wait() - - if wu.Error() != nil { - _, ok := wu.Error().(*ErrCancelled) - if !ok { - _, ok = wu.Error().(*ErrPoolClosed) - if ok { - Equal(t, wu.Error().Error(), "ERROR: Work Unit added/run after the pool had been closed or cancelled") - } - } else { - Equal(t, wu.Error().Error(), "ERROR: Work Unit Cancelled") - } - - Equal(t, ok, true) - continue - } - - count += wu.Value().(int) - } - - NotEqual(t, count, 40) - - // reset and test again - pool.Reset() - - wrk := pool.Queue(newFunc(time.Millisecond * 300)) - wrk.Wait() - - _, ok := wrk.Value().(int) - Equal(t, ok, true) - - wrk = pool.Queue(newFunc(time.Millisecond * 300)) - time.Sleep(time.Second * 1) - wrk.Cancel() - wrk.Wait() // proving we don't get stuck here after cancel - Equal(t, wrk.Error(), nil) - - pool.Reset() // testing that we can do this and nothing bad will happen as it checks if pool closed - - pool.Close() - - wu := pool.Queue(newFunc(time.Second * 1)) - wu.Wait() - NotEqual(t, wu.Error(), nil) - Equal(t, wu.Error().Error(), "ERROR: Work Unit added/run after the pool had been closed or cancelled") -} - -func TestPanicRecovery(t *testing.T) { - - pool := NewLimited(2) - defer pool.Close() - - newFunc := func(d time.Duration, i int) WorkFunc { - return func(WorkUnit) (interface{}, error) { - if i == 1 { - panic("OMG OMG OMG! something bad happened!") - } - time.Sleep(d) - return 1, nil - } - } - - var wrk WorkUnit - for i := 0; i < 4; i++ { - time.Sleep(time.Second * 1) - if i == 1 { - wrk = pool.Queue(newFunc(time.Second*1, i)) - continue - } - pool.Queue(newFunc(time.Second*1, i)) - } - wrk.Wait() - - NotEqual(t, wrk.Error(), nil) - Equal(t, wrk.Error().Error()[0:90], "ERROR: Work Unit failed due to a recoverable error: 'OMG OMG OMG! something bad happened!'") - -} - -func TestBadWorkerCount(t *testing.T) { - PanicMatches(t, func() { NewLimited(0) }, "invalid workers '0'") -} diff --git a/vendor/gopkg.in/go-playground/pool.v3/pool.go b/vendor/gopkg.in/go-playground/pool.v3/pool.go deleted file mode 100644 index c912e3961..000000000 --- a/vendor/gopkg.in/go-playground/pool.v3/pool.go +++ /dev/null @@ -1,32 +0,0 @@ -package pool - -// Pool contains all information for a pool instance. -type Pool interface { - - // Queue queues the work to be run, and starts processing immediately - Queue(fn WorkFunc) WorkUnit - - // Reset reinitializes a pool that has been closed/cancelled back to a working - // state. if the pool has not been closed/cancelled, nothing happens as the pool - // is still in a valid running state - Reset() - - // Cancel cancels any pending work still not committed to processing. - // Call Reset() to reinitialize the pool for use. - Cancel() - - // Close cleans up pool data and cancels any pending work still not committed - // to processing. Call Reset() to reinitialize the pool for use. - Close() - - // Batch creates a new Batch object for queueing Work Units separate from any - // others that may be running on the pool. Grouping these Work Units together - // allows for individual Cancellation of the Batch Work Units without affecting - // anything else running on the pool as well as outputting the results on a - // channel as they complete. NOTE: Batch is not reusable, once QueueComplete() - // has been called it's lifetime has been sealed to completing the Queued items. - Batch() Batch -} - -// WorkFunc is the function type needed by the pool for execution -type WorkFunc func(wu WorkUnit) (interface{}, error) diff --git a/vendor/gopkg.in/go-playground/pool.v3/pool_test.go b/vendor/gopkg.in/go-playground/pool.v3/pool_test.go deleted file mode 100644 index d79375553..000000000 --- a/vendor/gopkg.in/go-playground/pool.v3/pool_test.go +++ /dev/null @@ -1,36 +0,0 @@ -package pool - -import ( - "os" - "testing" -) - -// NOTES: -// - Run "go test" to run tests -// - Run "gocov test | gocov report" to report on test converage by file -// - Run "gocov test | gocov annotate -" to report on all code and functions, those ,marked with "MISS" were never called -// -// or -// -// -- may be a good idea to change to output path to somewherelike /tmp -// go test -coverprofile cover.out && go tool cover -html=cover.out -o cover.html -// - -// global pool for testing long running pool -var limitedGpool Pool - -var unlimitedGpool Pool - -func TestMain(m *testing.M) { - - // setup - limitedGpool = NewLimited(4) - defer limitedGpool.Close() - - unlimitedGpool = New() - defer unlimitedGpool.Close() - - os.Exit(m.Run()) - - // teardown -} diff --git a/vendor/gopkg.in/go-playground/pool.v3/unlimited_pool.go b/vendor/gopkg.in/go-playground/pool.v3/unlimited_pool.go deleted file mode 100644 index d1f5beba1..000000000 --- a/vendor/gopkg.in/go-playground/pool.v3/unlimited_pool.go +++ /dev/null @@ -1,164 +0,0 @@ -package pool - -import ( - "fmt" - "math" - "runtime" - "sync" -) - -var _ Pool = new(unlimitedPool) - -// unlimitedPool contains all information for an unlimited pool instance. -type unlimitedPool struct { - units []*workUnit - cancel chan struct{} - closed bool - m sync.Mutex -} - -// New returns a new unlimited pool instance -func New() Pool { - - p := &unlimitedPool{ - units: make([]*workUnit, 0, 4), // init capacity to 4, assuming if using pool, then probably a few have at least that many and will reduce array resizes - } - p.initialize() - - return p -} - -func (p *unlimitedPool) initialize() { - - p.cancel = make(chan struct{}) - p.closed = false -} - -// Queue queues the work to be run, and starts processing immediately -func (p *unlimitedPool) Queue(fn WorkFunc) WorkUnit { - - w := &workUnit{ - done: make(chan struct{}), - fn: fn, - } - - p.m.Lock() - - if p.closed { - w.err = &ErrPoolClosed{s: errClosed} - // if w.cancelled.Load() == nil { - close(w.done) - // } - p.m.Unlock() - return w - } - - p.units = append(p.units, w) - go func(w *workUnit) { - - defer func(w *workUnit) { - if err := recover(); err != nil { - - trace := make([]byte, 1<<16) - n := runtime.Stack(trace, true) - - s := fmt.Sprintf(errRecovery, err, string(trace[:int(math.Min(float64(n), float64(7000)))])) - - w.cancelled.Store(struct{}{}) - w.err = &ErrRecovery{s: s} - close(w.done) - } - }(w) - - // support for individual WorkUnit cancellation - // and batch job cancellation - if w.cancelled.Load() == nil { - val, err := w.fn(w) - - w.writing.Store(struct{}{}) - - // need to check again in case the WorkFunc cancelled this unit of work - // otherwise we'll have a race condition - if w.cancelled.Load() == nil && w.cancelling.Load() == nil { - - w.value, w.err = val, err - - // who knows where the Done channel is being listened to on the other end - // don't want this to block just because caller is waiting on another unit - // of work to be done first so we use close - close(w.done) - } - } - }(w) - - p.m.Unlock() - - return w -} - -// Reset reinitializes a pool that has been closed/cancelled back to a working state. -// if the pool has not been closed/cancelled, nothing happens as the pool is still in -// a valid running state -func (p *unlimitedPool) Reset() { - - p.m.Lock() - - if !p.closed { - p.m.Unlock() - return - } - - // cancelled the pool, not closed it, pool will be usable after calling initialize(). - p.initialize() - p.m.Unlock() -} - -func (p *unlimitedPool) closeWithError(err error) { - - p.m.Lock() - - if !p.closed { - close(p.cancel) - p.closed = true - - // clear out array values for garbage collection, but reuse array just in case going to reuse - // go in reverse order to try and cancel as many as possbile - // one at end are less likely to have run than those at the beginning - for i := len(p.units) - 1; i >= 0; i-- { - p.units[i].cancelWithError(err) - p.units[i] = nil - } - - p.units = p.units[0:0] - } - - p.m.Unlock() -} - -// Cancel cleans up the pool workers and channels and cancels and pending -// work still yet to be processed. -// call Reset() to reinitialize the pool for use. -func (p *unlimitedPool) Cancel() { - - err := &ErrCancelled{s: errCancelled} - p.closeWithError(err) -} - -// Close cleans up the pool workers and channels and cancels any pending -// work still yet to be processed. -// call Reset() to reinitialize the pool for use. -func (p *unlimitedPool) Close() { - - err := &ErrPoolClosed{s: errClosed} - p.closeWithError(err) -} - -// Batch creates a new Batch object for queueing Work Units separate from any others -// that may be running on the pool. Grouping these Work Units together allows for individual -// Cancellation of the Batch Work Units without affecting anything else running on the pool -// as well as outputting the results on a channel as they complete. -// NOTE: Batch is not reusable, once QueueComplete() has been called it's lifetime has been sealed -// to completing the Queued items. -func (p *unlimitedPool) Batch() Batch { - return newBatch(p) -} diff --git a/vendor/gopkg.in/go-playground/pool.v3/unlimited_pool_benchmarks_test.go b/vendor/gopkg.in/go-playground/pool.v3/unlimited_pool_benchmarks_test.go deleted file mode 100644 index 572a55436..000000000 --- a/vendor/gopkg.in/go-playground/pool.v3/unlimited_pool_benchmarks_test.go +++ /dev/null @@ -1,185 +0,0 @@ -package pool - -import ( - "testing" - "time" -) - -func BenchmarkUnlimitedSmallRun(b *testing.B) { - - res := make([]WorkUnit, 10) - - b.ReportAllocs() - - pool := New() - defer pool.Close() - - fn := func(wu WorkUnit) (interface{}, error) { - time.Sleep(time.Millisecond * 500) - if wu.IsCancelled() { - return nil, nil - } - time.Sleep(time.Millisecond * 500) - return 1, nil - } - - for i := 0; i < 10; i++ { - res[i] = pool.Queue(fn) - } - - var count int - - for _, cw := range res { - - cw.Wait() - - if cw.Error() == nil { - count += cw.Value().(int) - } - } - - if count != 10 { - b.Fatal("Count Incorrect") - } -} - -func BenchmarkUnlimitedSmallCancel(b *testing.B) { - - res := make([]WorkUnit, 0, 20) - - b.ReportAllocs() - - pool := New() - defer pool.Close() - - newFunc := func(i int) WorkFunc { - return func(wu WorkUnit) (interface{}, error) { - time.Sleep(time.Millisecond * 500) - if wu.IsCancelled() { - return nil, nil - } - time.Sleep(time.Millisecond * 500) - return i, nil - } - } - - for i := 0; i < 20; i++ { - if i == 6 { - pool.Cancel() - } - res = append(res, pool.Queue(newFunc(i))) - } - - for _, wrk := range res { - if wrk == nil { - continue - } - wrk.Wait() - } -} - -func BenchmarkUnlimitedLargeCancel(b *testing.B) { - - res := make([]WorkUnit, 0, 1000) - - b.ReportAllocs() - - pool := New() - defer pool.Close() - - newFunc := func(i int) WorkFunc { - return func(wu WorkUnit) (interface{}, error) { - time.Sleep(time.Millisecond * 500) - if wu.IsCancelled() { - return nil, nil - } - time.Sleep(time.Millisecond * 500) - return i, nil - } - } - - for i := 0; i < 1000; i++ { - if i == 6 { - pool.Cancel() - } - res = append(res, pool.Queue(newFunc(i))) - } - - for _, wrk := range res { - if wrk == nil { - continue - } - wrk.Wait() - } -} - -func BenchmarkUnlimitedLargeRun(b *testing.B) { - - res := make([]WorkUnit, 100) - - b.ReportAllocs() - - pool := New() - defer pool.Close() - - newFunc := func(i int) WorkFunc { - return func(wu WorkUnit) (interface{}, error) { - time.Sleep(time.Millisecond * 500) - if wu.IsCancelled() { - return nil, nil - } - time.Sleep(time.Millisecond * 500) - return 1, nil - } - } - - for i := 0; i < 100; i++ { - res[i] = pool.Queue(newFunc(i)) - } - - var count int - - for _, cw := range res { - - cw.Wait() - - count += cw.Value().(int) - } - - if count != 100 { - b.Fatalf("Count Incorrect, Expected '100' Got '%d'", count) - } -} - -func BenchmarkUnlimitedBatchSmallRun(b *testing.B) { - - fn := func(wu WorkUnit) (interface{}, error) { - time.Sleep(time.Millisecond * 500) - if wu.IsCancelled() { - return nil, nil - } - time.Sleep(time.Millisecond * 500) - return 1, nil - } - - pool := New() - defer pool.Close() - - batch := pool.Batch() - - for i := 0; i < 10; i++ { - batch.Queue(fn) - } - - batch.QueueComplete() - - var count int - - for cw := range batch.Results() { - count += cw.Value().(int) - } - - if count != 10 { - b.Fatal("Count Incorrect") - } -} diff --git a/vendor/gopkg.in/go-playground/pool.v3/unlimited_pool_test.go b/vendor/gopkg.in/go-playground/pool.v3/unlimited_pool_test.go deleted file mode 100644 index 6ac9623b8..000000000 --- a/vendor/gopkg.in/go-playground/pool.v3/unlimited_pool_test.go +++ /dev/null @@ -1,194 +0,0 @@ -package pool - -import ( - "sync" - "testing" - "time" - - . "gopkg.in/go-playground/assert.v1" -) - -// NOTES: -// - Run "go test" to run tests -// - Run "gocov test | gocov report" to report on test converage by file -// - Run "gocov test | gocov annotate -" to report on all code and functions, those ,marked with "MISS" were never called -// -// or -// -// -- may be a good idea to change to output path to somewherelike /tmp -// go test -coverprofile cover.out && go tool cover -html=cover.out -o cover.html -// - -func TestUnlimitedPool(t *testing.T) { - - var res []WorkUnit - - pool := New() - defer pool.Close() - - newFunc := func(d time.Duration) WorkFunc { - return func(WorkUnit) (interface{}, error) { - time.Sleep(d) - return nil, nil - } - } - - for i := 0; i < 4; i++ { - wu := pool.Queue(newFunc(time.Second * 1)) - res = append(res, wu) - } - - var count int - - for _, wu := range res { - wu.Wait() - Equal(t, wu.Error(), nil) - Equal(t, wu.Value(), nil) - count++ - } - - Equal(t, count, 4) - - pool.Close() // testing no error occurs as Close will be called twice once defer pool.Close() fires -} - -func TestUnlimitedCancel(t *testing.T) { - - m := new(sync.RWMutex) - var closed bool - c := make(chan WorkUnit, 100) - - pool := unlimitedGpool - defer pool.Close() - - newFunc := func(d time.Duration) WorkFunc { - return func(WorkUnit) (interface{}, error) { - time.Sleep(d) - return 1, nil - } - } - - go func(ch chan WorkUnit) { - for i := 0; i < 40; i++ { - - go func(ch chan WorkUnit) { - m.RLock() - if !closed { - ch <- pool.Queue(newFunc(time.Second * 1)) - } - m.RUnlock() - }(ch) - } - }(c) - - time.Sleep(time.Second * 1) - pool.Cancel() - m.Lock() - closed = true - close(c) - m.Unlock() - - var count int - - for wu := range c { - wu.Wait() - - if wu.Error() != nil { - _, ok := wu.Error().(*ErrCancelled) - if !ok { - _, ok = wu.Error().(*ErrPoolClosed) - if ok { - Equal(t, wu.Error().Error(), "ERROR: Work Unit added/run after the pool had been closed or cancelled") - } - } else { - Equal(t, wu.Error().Error(), "ERROR: Work Unit Cancelled") - } - - Equal(t, ok, true) - continue - } - - count += wu.Value().(int) - } - - NotEqual(t, count, 40) - - // reset and test again - pool.Reset() - - wrk := pool.Queue(newFunc(time.Millisecond * 300)) - wrk.Wait() - - _, ok := wrk.Value().(int) - Equal(t, ok, true) - - wrk = pool.Queue(newFunc(time.Millisecond * 300)) - time.Sleep(time.Second * 1) - wrk.Cancel() - wrk.Wait() // proving we don't get stuck here after cancel - Equal(t, wrk.Error(), nil) - - pool.Reset() // testing that we can do this and nothing bad will happen as it checks if pool closed - - pool.Close() - - wu := pool.Queue(newFunc(time.Second * 1)) - wu.Wait() - NotEqual(t, wu.Error(), nil) - Equal(t, wu.Error().Error(), "ERROR: Work Unit added/run after the pool had been closed or cancelled") -} - -func TestCancelFromWithin(t *testing.T) { - pool := New() - defer pool.Close() - - newFunc := func(d time.Duration) WorkFunc { - return func(wu WorkUnit) (interface{}, error) { - time.Sleep(d) - if wu.IsCancelled() { - return nil, nil - } - - return 1, nil - } - } - - q := pool.Queue(newFunc(time.Second * 5)) - - time.Sleep(time.Second * 2) - pool.Cancel() - - Equal(t, q.Value() == nil, true) - NotEqual(t, q.Error(), nil) - Equal(t, q.Error().Error(), "ERROR: Work Unit Cancelled") -} - -func TestUnlimitedPanicRecovery(t *testing.T) { - - pool := New() - defer pool.Close() - - newFunc := func(d time.Duration, i int) WorkFunc { - return func(WorkUnit) (interface{}, error) { - if i == 1 { - panic("OMG OMG OMG! something bad happened!") - } - time.Sleep(d) - return 1, nil - } - } - - var wrk WorkUnit - for i := 0; i < 4; i++ { - time.Sleep(time.Second * 1) - if i == 1 { - wrk = pool.Queue(newFunc(time.Second*1, i)) - continue - } - pool.Queue(newFunc(time.Second*1, i)) - } - wrk.Wait() - - NotEqual(t, wrk.Error(), nil) - Equal(t, wrk.Error().Error()[0:90], "ERROR: Work Unit failed due to a recoverable error: 'OMG OMG OMG! something bad happened!'") -} diff --git a/vendor/gopkg.in/go-playground/pool.v3/work_unit.go b/vendor/gopkg.in/go-playground/pool.v3/work_unit.go deleted file mode 100644 index 9d0c75f0e..000000000 --- a/vendor/gopkg.in/go-playground/pool.v3/work_unit.go +++ /dev/null @@ -1,77 +0,0 @@ -package pool - -import "sync/atomic" - -// WorkUnit contains a single uint of works values -type WorkUnit interface { - - // Wait blocks until WorkUnit has been processed or cancelled - Wait() - - // Value returns the work units return value - Value() interface{} - - // Error returns the Work Unit's error - Error() error - - // Cancel cancels this specific unit of work, if not already committed - // to processing. - Cancel() - - // IsCancelled returns if the Work Unit has been cancelled. - // NOTE: After Checking IsCancelled(), if it returns false the - // Work Unit can no longer be cancelled and will use your returned values. - IsCancelled() bool -} - -var _ WorkUnit = new(workUnit) - -// workUnit contains a single unit of works values -type workUnit struct { - value interface{} - err error - done chan struct{} - fn WorkFunc - cancelled atomic.Value - cancelling atomic.Value - writing atomic.Value -} - -// Cancel cancels this specific unit of work, if not already committed to processing. -func (wu *workUnit) Cancel() { - wu.cancelWithError(&ErrCancelled{s: errCancelled}) -} - -func (wu *workUnit) cancelWithError(err error) { - - wu.cancelling.Store(struct{}{}) - - if wu.writing.Load() == nil && wu.cancelled.Load() == nil { - wu.cancelled.Store(struct{}{}) - wu.err = err - close(wu.done) - } -} - -// Wait blocks until WorkUnit has been processed or cancelled -func (wu *workUnit) Wait() { - <-wu.done -} - -// Value returns the work units return value -func (wu *workUnit) Value() interface{} { - return wu.value -} - -// Error returns the Work Unit's error -func (wu *workUnit) Error() error { - return wu.err -} - -// IsCancelled returns if the Work Unit has been cancelled. -// NOTE: After Checking IsCancelled(), if it returns false the -// Work Unit can no longer be cancelled and will use your returned values. -func (wu *workUnit) IsCancelled() bool { - wu.writing.Store(struct{}{}) // ensure that after this check we are committed as cannot be cancelled if not aalready - return wu.cancelled.Load() != nil -} From 098a94c28d0ffbb6409ccaa5fc67896220e2ebcd Mon Sep 17 00:00:00 2001 From: Manuel de Brito Fontes Date: Mon, 20 Nov 2017 11:05:47 -0300 Subject: [PATCH 3/5] Fix status update tests --- internal/ingress/status/status.go | 11 ++-- internal/ingress/status/status_test.go | 84 +++++++++++++++++--------- 2 files changed, 63 insertions(+), 32 deletions(-) diff --git a/internal/ingress/status/status.go b/internal/ingress/status/status.go index 27cd070b6..da2d8a2c2 100644 --- a/internal/ingress/status/status.go +++ b/internal/ingress/status/status.go @@ -307,19 +307,22 @@ func (s *statusSync) updateStatus(newIngressPoint []apiv1.LoadBalancerIngress) { running := make(chan struct{}, max) for _, ing := range s.IngressLister() { - running <- struct{}{} // waits for a free slot + running <- struct{}{} go func(ing *extensions.Ingress, status []apiv1.LoadBalancerIngress, client clientset.Interface) { defer func() { - <-running // releases slot + <-running }() - sort.SliceStable(status, lessLoadBalancerIngress(status)) + var ns []apiv1.LoadBalancerIngress + copy(ns, status) + + sort.SliceStable(ns, lessLoadBalancerIngress(status)) curIPs := ing.Status.LoadBalancer.Ingress sort.SliceStable(curIPs, lessLoadBalancerIngress(curIPs)) - if ingressSliceEqual(status, curIPs) { + if ingressSliceEqual(ns, curIPs) { glog.V(3).Infof("skipping update of Ingress %v/%v (no change)", ing.Namespace, ing.Name) return } diff --git a/internal/ingress/status/status_test.go b/internal/ingress/status/status_test.go index 2042f0216..6ea536945 100644 --- a/internal/ingress/status/status_test.go +++ b/internal/ingress/status/status_test.go @@ -32,6 +32,7 @@ import ( "k8s.io/ingress-nginx/internal/task" ) +// buildLoadBalancerIngressByIP builds the final status of LoadBalancerIngress func buildLoadBalancerIngressByIP() []apiv1.LoadBalancerIngress { return []apiv1.LoadBalancerIngress{ { @@ -269,10 +270,13 @@ func TestStatusActions(t *testing.T) { fk := fkSync.(statusSync) ns := make(chan struct{}) + // start it and wait for the election and syn actions go fk.Run(ns) + // wait for the election - time.Sleep(100 * time.Millisecond) + time.Sleep(1 * time.Second) + // execute sync fk.sync("just-test") // PublishService is empty, so the running address is: ["11.0.0.2"] @@ -280,29 +284,45 @@ func TestStatusActions(t *testing.T) { newIPs := []apiv1.LoadBalancerIngress{{ IP: "11.0.0.2", }} - fooIngress1, err1 := fk.Client.Extensions().Ingresses(apiv1.NamespaceDefault).Get("foo_ingress_1", metav1.GetOptions{}) + + // wait for update + time.Sleep(1 * time.Second) + + ing, err1 := fk.Client. + ExtensionsV1beta1(). + Ingresses(apiv1.NamespaceDefault). + Get("foo_ingress_1", metav1.GetOptions{}) if err1 != nil { t.Fatalf("unexpected error") } - fooIngress1CurIPs := fooIngress1.Status.LoadBalancer.Ingress - if !ingressSliceEqual(fooIngress1CurIPs, newIPs) { - t.Fatalf("returned %v but expected %v", fooIngress1CurIPs, newIPs) + ingIPs := ing.Status.LoadBalancer.Ingress + if !ingressSliceEqual(ingIPs, newIPs) { + t.Fatalf("returned %v but expected %v", ingIPs, newIPs) } // execute shutdown fk.Shutdown() + + time.Sleep(5 * time.Second) + // ingress should be empty newIPs2 := []apiv1.LoadBalancerIngress{} - fooIngress2, err2 := fk.Client.Extensions().Ingresses(apiv1.NamespaceDefault).Get("foo_ingress_1", metav1.GetOptions{}) - if err2 != nil { + ing, err := fk.Client. + ExtensionsV1beta1(). + Ingresses(apiv1.NamespaceDefault). + Get("foo_ingress_1", metav1.GetOptions{}) + if err != nil { t.Fatalf("unexpected error") } - fooIngress2CurIPs := fooIngress2.Status.LoadBalancer.Ingress - if !ingressSliceEqual(fooIngress2CurIPs, newIPs2) { - t.Fatalf("returned %v but expected %v", fooIngress2CurIPs, newIPs2) + ingIPs = ing.Status.LoadBalancer.Ingress + if !ingressSliceEqual(ingIPs, newIPs2) { + t.Fatalf("returned %v but expected %v", ingIPs, newIPs2) } - oic, err := fk.Client.Extensions().Ingresses(api.NamespaceDefault).Get("foo_ingress_different_class", metav1.GetOptions{}) + oic, err := fk.Client. + ExtensionsV1beta1(). + Ingresses(api.NamespaceDefault). + Get("foo_ingress_different_class", metav1.GetOptions{}) if err != nil { t.Fatalf("unexpected error") } @@ -314,10 +334,6 @@ func TestStatusActions(t *testing.T) { ns <- struct{}{} } -func TestCallback(t *testing.T) { - buildStatusSync() -} - func TestKeyfunc(t *testing.T) { fk := buildStatusSync() i := "foo_base_pod" @@ -364,25 +380,37 @@ func TestRunningAddresessWithPods(t *testing.T) { func TestUpdateStatus(t *testing.T) { fk := buildStatusSync() + newIPs := buildLoadBalancerIngressByIP() fk.updateStatus(newIPs) - fooIngress1, err1 := fk.Client.Extensions().Ingresses(apiv1.NamespaceDefault).Get("foo_ingress_1", metav1.GetOptions{}) - if err1 != nil { - t.Fatalf("unexpected error") - } - fooIngress1CurIPs := fooIngress1.Status.LoadBalancer.Ingress - if !ingressSliceEqual(fooIngress1CurIPs, newIPs) { - t.Fatalf("returned %v but expected %v", fooIngress1CurIPs, newIPs) + // wait end of updates + time.Sleep(5 * time.Second) + + ing, err := fk.Client. + ExtensionsV1beta1(). + Ingresses(apiv1.NamespaceDefault). + Get("foo_ingress_1", metav1.GetOptions{}) + if err != nil { + t.Fatalf("unexpected error %v", err) } - fooIngress2, err2 := fk.Client.Extensions().Ingresses(apiv1.NamespaceDefault).Get("foo_ingress_2", metav1.GetOptions{}) - if err2 != nil { - t.Fatalf("unexpected error") + ingIPs := ing.Status.LoadBalancer.Ingress + if !ingressSliceEqual(ingIPs, newIPs) { + t.Fatalf("returned %v but expected %v", ingIPs, newIPs) } - fooIngress2CurIPs := fooIngress2.Status.LoadBalancer.Ingress - if !ingressSliceEqual(fooIngress2CurIPs, []apiv1.LoadBalancerIngress{}) { - t.Fatalf("returned %v but expected %v", fooIngress2CurIPs, []apiv1.LoadBalancerIngress{}) + + ing, err = fk.Client. + ExtensionsV1beta1(). + Ingresses(apiv1.NamespaceDefault). + Get("foo_ingress_2", metav1.GetOptions{}) + if err != nil { + t.Fatalf("unexpected error %v", err) + } + + ingIPs = ing.Status.LoadBalancer.Ingress + if !ingressSliceEqual(ingIPs, []apiv1.LoadBalancerIngress{}) { + t.Fatalf("returned %v but expected %v", ingIPs, []apiv1.LoadBalancerIngress{}) } } From 6e3b3f83c76b9518f1756eacd983ecb4a8903a52 Mon Sep 17 00:00:00 2001 From: Manuel de Brito Fontes Date: Mon, 20 Nov 2017 11:59:43 -0300 Subject: [PATCH 4/5] Add tests for main package --- cmd/nginx/main.go | 10 +++-- cmd/nginx/main_test.go | 93 ++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 100 insertions(+), 3 deletions(-) create mode 100644 cmd/nginx/main_test.go diff --git a/cmd/nginx/main.go b/cmd/nginx/main.go index 2e5e677c6..d1f0546f0 100644 --- a/cmd/nginx/main.go +++ b/cmd/nginx/main.go @@ -135,7 +135,9 @@ func main() { setupSSLProxy(conf.ListenPorts.HTTPS, conf.ListenPorts.SSLProxy, ngx) } - go handleSigterm(ngx) + go handleSigterm(ngx, func(code int) { + os.Exit(code) + }) mux := http.NewServeMux() go registerHandlers(conf.EnableProfiling, conf.ListenPorts.Health, ngx, mux) @@ -143,7 +145,9 @@ func main() { ngx.Start() } -func handleSigterm(ngx *controller.NGINXController) { +type exiter func(code int) + +func handleSigterm(ngx *controller.NGINXController, exit exiter) { signalChan := make(chan os.Signal, 1) signal.Notify(signalChan, syscall.SIGTERM) <-signalChan @@ -159,7 +163,7 @@ func handleSigterm(ngx *controller.NGINXController) { time.Sleep(10 * time.Second) glog.Infof("Exiting with %v", exitCode) - os.Exit(exitCode) + exit(exitCode) } func setupSSLProxy(sslPort, proxyPort int, n *controller.NGINXController) { diff --git a/cmd/nginx/main_test.go b/cmd/nginx/main_test.go new file mode 100644 index 000000000..7933b5df0 --- /dev/null +++ b/cmd/nginx/main_test.go @@ -0,0 +1,93 @@ +/* +Copyright 2017 The Kubernetes Authors. + +Licensed under the Apache License, Version 2.0 (the "License"); +you may not use this file except in compliance with the License. +You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. +*/ + +package main + +import ( + "fmt" + "os" + "syscall" + "testing" + "time" + + "k8s.io/ingress-nginx/internal/ingress/controller" +) + +func TestCreateApiserverClient(t *testing.T) { + home := os.Getenv("HOME") + kubeConfigFile := fmt.Sprintf("%v/.kube/config", home) + + cli, err := createApiserverClient("", kubeConfigFile) + if err != nil { + t.Fatalf("unexpected error creating api server client: %v", err) + } + if cli == nil { + t.Fatalf("expected a kubernetes client but none returned") + } + + _, err = createApiserverClient("", "") + if err == nil { + t.Fatalf("expected an error creating api server client without an api server URL or kubeconfig file") + } +} + +func TestHandleSigterm(t *testing.T) { + home := os.Getenv("HOME") + kubeConfigFile := fmt.Sprintf("%v/.kube/config", home) + + cli, err := createApiserverClient("", kubeConfigFile) + if err != nil { + t.Fatalf("unexpected error creating api server client: %v", err) + } + + resetForTesting(func() { t.Fatal("bad parse") }) + + os.Setenv("POD_NAME", "test") + os.Setenv("POD_NAMESPACE", "test") + defer os.Setenv("POD_NAME", "") + defer os.Setenv("POD_NAMESPACE", "") + + oldArgs := os.Args + defer func() { os.Args = oldArgs }() + os.Args = []string{"cmd", "--default-backend-service", "ingress-nginx/default-backend-http", "--http-port", "0", "--https-port", "0"} + + _, conf, err := parseFlags() + if err != nil { + t.Errorf("unexpected error creating NGINX controller: %v", err) + } + conf.Client = cli + + ngx := controller.NewNGINXController(conf) + + go handleSigterm(ngx, func(code int) { + if code != 1 { + t.Errorf("expected exit code 1 but %v received", code) + } + + return + }) + + time.Sleep(1 * time.Second) + + t.Logf("sending SIGTERM to process PID %v", syscall.Getpid()) + err = syscall.Kill(syscall.Getpid(), syscall.SIGTERM) + if err != nil { + t.Errorf("unexpected error sending SIGTERM signal") + } +} + +func TestRegisterHandlers(t *testing.T) { +} From 926b02987404586593b5843ddb3946d4f2755893 Mon Sep 17 00:00:00 2001 From: Manuel de Brito Fontes Date: Mon, 20 Nov 2017 19:06:00 -0300 Subject: [PATCH 5/5] Add virtual filesystem for testing --- .travis.yml | 5 +- Makefile | 10 +- cmd/nginx/main.go | 17 +- cmd/nginx/main_test.go | 8 +- internal/file/bindata.go | 289 ++++++++++++++++++ internal/file/filesystem.go | 144 +++++++++ internal/file/structure.go | 26 ++ internal/ingress/annotations/annotations.go | 5 +- .../ingress/annotations/annotations_test.go | 30 +- internal/ingress/annotations/auth/main.go | 43 ++- .../ingress/annotations/auth/main_test.go | 26 +- internal/ingress/controller/checker_test.go | 26 +- internal/ingress/controller/controller.go | 157 +--------- internal/ingress/controller/nginx.go | 30 +- internal/ingress/controller/reload.go | 22 ++ internal/ingress/controller/stream.go | 140 +++++++++ .../ingress/controller/template/template.go | 22 +- .../controller/template/template_test.go | 20 +- internal/ingress/status/status_test.go | 4 +- internal/ingress/store/backend_ssl.go | 25 +- internal/ingress/store/backend_ssl_test.go | 12 +- internal/ingress/store/store.go | 26 +- internal/ingress/store/store_test.go | 251 +++++++++++++-- internal/ingress/types.go | 8 - internal/net/ssl/ssl.go | 66 ++-- internal/net/ssl/ssl_test.go | 34 +-- internal/watch/dummy.go | 29 ++ internal/watch/file_watcher.go | 14 +- test/e2e/framework/ssl.go | 115 +++++++ test/e2e/framework/util.go | 63 ++++ test/e2e/ssl/secret_update.go | 109 +------ 31 files changed, 1305 insertions(+), 471 deletions(-) create mode 100644 internal/file/bindata.go create mode 100644 internal/file/filesystem.go create mode 100644 internal/file/structure.go create mode 100644 internal/ingress/controller/reload.go create mode 100644 internal/ingress/controller/stream.go create mode 100644 internal/watch/dummy.go create mode 100644 test/e2e/framework/ssl.go diff --git a/.travis.yml b/.travis.yml index cd453b96a..bf40ab59c 100644 --- a/.travis.yml +++ b/.travis.yml @@ -40,11 +40,12 @@ jobs: script: - go get github.com/mattn/goveralls - go get github.com/modocache/gover - - if ! go get github.com/golang/tools/cmd/cover; then go get golang.org/x/tools/cmd/cover; - fi + - if ! go get github.com/golang/tools/cmd/cover; then go get golang.org/x/tools/cmd/cover;fi + - if ! go get github.com/jteeuwen/go-bindata/...; then github.com/jteeuwen/go-bindata/...;fi - make cover - stage: e2e before_script: + - if ! go get github.com/jteeuwen/go-bindata/...; then github.com/jteeuwen/go-bindata/...;fi - make e2e-image - test/e2e/up.sh - test/e2e/wait-for-nginx.sh diff --git a/Makefile b/Makefile index 5b64f2530..3bf3bc0d0 100644 --- a/Makefile +++ b/Makefile @@ -133,8 +133,12 @@ endif clean: $(DOCKER) rmi -f $(MULTI_ARCH_IMG):$(TAG) || true +.PHONE: gobindata +gobindata: + go-bindata -o internal/file/bindata.go -prefix="rootfs" -pkg=file -ignore=Dockerfile -ignore=".DS_Store" rootfs/... + .PHONY: build -build: clean +build: clean gobindata CGO_ENABLED=0 GOOS=${GOOS} GOARCH=${GOARCH} go build -a -installsuffix cgo \ -ldflags "-s -w -X ${PKG}/version.RELEASE=${TAG} -X ${PKG}/version.COMMIT=${COMMIT} -X ${PKG}/version.REPO=${REPO_INFO}" \ -o ${TEMP_DIR}/rootfs/nginx-ingress-controller ${PKG}/cmd/nginx @@ -150,7 +154,7 @@ lint: @go list -f '{{if len .TestGoFiles}}"golint {{.Dir}}/..."{{end}}' $(shell go list ${PKG}/... | grep -v vendor | grep -v '/test/e2e') | xargs -L 1 sh -c .PHONY: test -test: fmt lint vet +test: fmt lint vet gobindata @echo "+ $@" @go test -v -race -tags "$(BUILDTAGS) cgo" $(shell go list ${PKG}/... | grep -v vendor | grep -v '/test/e2e') @@ -165,7 +169,7 @@ e2e-test: @KUBECONFIG=${HOME}/.kube/config INGRESSNGINXCONFIG=${HOME}/.kube/config ./e2e-tests .PHONY: cover -cover: +cover: gobindata @echo "+ $@" @go list -f '{{if len .TestGoFiles}}"go test -coverprofile={{.Dir}}/.coverprofile {{.ImportPath}}"{{end}}' $(shell go list ${PKG}/... | grep -v vendor | grep -v '/test/e2e') | xargs -L 1 sh -c gover diff --git a/cmd/nginx/main.go b/cmd/nginx/main.go index d1f0546f0..a34bfb51c 100644 --- a/cmd/nginx/main.go +++ b/cmd/nginx/main.go @@ -39,7 +39,7 @@ import ( "k8s.io/client-go/tools/clientcmd" clientcmdapi "k8s.io/client-go/tools/clientcmd/api" - "k8s.io/ingress-nginx/internal/ingress" + "k8s.io/ingress-nginx/internal/file" "k8s.io/ingress-nginx/internal/ingress/controller" "k8s.io/ingress-nginx/internal/k8s" "k8s.io/ingress-nginx/internal/net/ssl" @@ -58,6 +58,11 @@ func main() { glog.Fatal(err) } + fs, err := file.NewLocalFS() + if err != nil { + glog.Fatal(err) + } + kubeClient, err := createApiserverClient(conf.APIServerHost, conf.KubeConfigFile) if err != nil { handleFatalInitError(err) @@ -111,15 +116,9 @@ func main() { glog.Fatalf("resync period (%vs) is too low", conf.ResyncPeriod.Seconds()) } - // create directory that will contains the SSL Certificates - err = os.MkdirAll(ingress.DefaultSSLDirectory, 0655) - if err != nil { - glog.Errorf("Failed to mkdir SSL directory: %v", err) - } - // create the default SSL certificate (dummy) defCert, defKey := ssl.GetFakeSSLCert() - c, err := ssl.AddOrUpdateCertAndKey(fakeCertificate, defCert, defKey, []byte{}) + c, err := ssl.AddOrUpdateCertAndKey(fakeCertificate, defCert, defKey, []byte{}, fs) if err != nil { glog.Fatalf("Error generating self signed certificate: %v", err) } @@ -129,7 +128,7 @@ func main() { conf.Client = kubeClient - ngx := controller.NewNGINXController(conf) + ngx := controller.NewNGINXController(conf, fs) if conf.EnableSSLPassthrough { setupSSLProxy(conf.ListenPorts.HTTPS, conf.ListenPorts.SSLProxy, ngx) diff --git a/cmd/nginx/main_test.go b/cmd/nginx/main_test.go index 7933b5df0..752e65e68 100644 --- a/cmd/nginx/main_test.go +++ b/cmd/nginx/main_test.go @@ -23,6 +23,7 @@ import ( "testing" "time" + "k8s.io/ingress-nginx/internal/file" "k8s.io/ingress-nginx/internal/ingress/controller" ) @@ -70,7 +71,12 @@ func TestHandleSigterm(t *testing.T) { } conf.Client = cli - ngx := controller.NewNGINXController(conf) + fs, err := file.NewFakeFS() + if err != nil { + t.Fatalf("unexpected error: %v", err) + } + + ngx := controller.NewNGINXController(conf, fs) go handleSigterm(ngx, func(code int) { if code != 1 { diff --git a/internal/file/bindata.go b/internal/file/bindata.go new file mode 100644 index 000000000..b37e6fd58 --- /dev/null +++ b/internal/file/bindata.go @@ -0,0 +1,289 @@ +// Code generated by go-bindata. +// sources: +// rootfs/etc/nginx/nginx.conf +// rootfs/etc/nginx/template/nginx.tmpl +// rootfs/ingress-controller/clean-nginx-conf.sh +// DO NOT EDIT! + +package file + +import ( + "bytes" + "compress/gzip" + "fmt" + "io" + "io/ioutil" + "os" + "path/filepath" + "strings" + "time" +) + +func bindataRead(data []byte, name string) ([]byte, error) { + gz, err := gzip.NewReader(bytes.NewBuffer(data)) + if err != nil { + return nil, fmt.Errorf("Read %q: %v", name, err) + } + + var buf bytes.Buffer + _, err = io.Copy(&buf, gz) + clErr := gz.Close() + + if err != nil { + return nil, fmt.Errorf("Read %q: %v", name, err) + } + if clErr != nil { + return nil, err + } + + return buf.Bytes(), nil +} + +type asset struct { + bytes []byte + info os.FileInfo +} + +type bindataFileInfo struct { + name string + size int64 + mode os.FileMode + modTime time.Time +} + +func (fi bindataFileInfo) Name() string { + return fi.name +} +func (fi bindataFileInfo) Size() int64 { + return fi.size +} +func (fi bindataFileInfo) Mode() os.FileMode { + return fi.mode +} +func (fi bindataFileInfo) ModTime() time.Time { + return fi.modTime +} +func (fi bindataFileInfo) IsDir() bool { + return false +} +func (fi bindataFileInfo) Sys() interface{} { + return nil +} + +var _etcNginxNginxConf = []byte("\x1f\x8b\x08\x00\x00\x00\x00\x00\x00\xff\x2c\xca\x41\x0a\x83\x40\x0c\x85\xe1\xfd\x9c\xe2\x41\xf7\x7a\x00\x57\x3d\xca\xa0\x89\x06\x34\x19\x32\x4f\x69\x29\xbd\x7b\x69\xe9\xea\x5f\xfc\xdf\x0d\x77\x5c\x92\x4f\x74\x3b\xda\x2e\xf0\xd5\xfc\x81\x39\x5c\x6d\x3d\xb3\xd2\xc2\xa1\xb6\x0b\xb8\x55\x42\x23\x67\xe9\x7f\xc4\x40\x67\x4d\x0e\xa5\xd9\x82\x31\x4f\x1f\x7f\x63\x68\xb6\x4c\xa5\xc8\x25\xce\x8e\xd7\xbb\x6c\x64\xfb\x76\xa9\x72\x84\x23\x54\xa7\x4f\x00\x00\x00\xff\xff\x75\xb5\xe6\xb8\x77\x00\x00\x00") + +func etcNginxNginxConfBytes() ([]byte, error) { + return bindataRead( + _etcNginxNginxConf, + "etc/nginx/nginx.conf", + ) +} + +func etcNginxNginxConf() (*asset, error) { + bytes, err := etcNginxNginxConfBytes() + if err != nil { + return nil, err + } + + info := bindataFileInfo{name: "etc/nginx/nginx.conf", size: 119, mode: os.FileMode(420), modTime: time.Unix(1508444716, 0)} + a := &asset{bytes: bytes, info: info} + return a, nil +} + +var _etcNginxTemplateNginxTmpl = 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+ +func etcNginxTemplateNginxTmplBytes() ([]byte, error) { + return bindataRead( + _etcNginxTemplateNginxTmpl, + "etc/nginx/template/nginx.tmpl", + ) +} + +func etcNginxTemplateNginxTmpl() (*asset, error) { + bytes, err := etcNginxTemplateNginxTmplBytes() + if err != nil { + return nil, err + } + + info := bindataFileInfo{name: "etc/nginx/template/nginx.tmpl", size: 37461, mode: os.FileMode(420), modTime: time.Unix(1511120583, 0)} + a := &asset{bytes: bytes, info: info} + return a, nil +} + +var _ingressControllerCleanNginxConfSh = 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+ +func ingressControllerCleanNginxConfShBytes() ([]byte, error) { + return bindataRead( + _ingressControllerCleanNginxConfSh, + "ingress-controller/clean-nginx-conf.sh", + ) +} + +func ingressControllerCleanNginxConfSh() (*asset, error) { + bytes, err := ingressControllerCleanNginxConfShBytes() + if err != nil { + return nil, err + } + + info := bindataFileInfo{name: "ingress-controller/clean-nginx-conf.sh", size: 901, mode: os.FileMode(493), modTime: time.Unix(1509931394, 0)} + a := &asset{bytes: bytes, info: info} + return a, nil +} + +// Asset loads and returns the asset for the given name. +// It returns an error if the asset could not be found or +// could not be loaded. +func Asset(name string) ([]byte, error) { + cannonicalName := strings.Replace(name, "\\", "/", -1) + if f, ok := _bindata[cannonicalName]; ok { + a, err := f() + if err != nil { + return nil, fmt.Errorf("Asset %s can't read by error: %v", name, err) + } + return a.bytes, nil + } + return nil, fmt.Errorf("Asset %s not found", name) +} + +// MustAsset is like Asset but panics when Asset would return an error. +// It simplifies safe initialization of global variables. +func MustAsset(name string) []byte { + a, err := Asset(name) + if err != nil { + panic("asset: Asset(" + name + "): " + err.Error()) + } + + return a +} + +// AssetInfo loads and returns the asset info for the given name. +// It returns an error if the asset could not be found or +// could not be loaded. +func AssetInfo(name string) (os.FileInfo, error) { + cannonicalName := strings.Replace(name, "\\", "/", -1) + if f, ok := _bindata[cannonicalName]; ok { + a, err := f() + if err != nil { + return nil, fmt.Errorf("AssetInfo %s can't read by error: %v", name, err) + } + return a.info, nil + } + return nil, fmt.Errorf("AssetInfo %s not found", name) +} + +// AssetNames returns the names of the assets. +func AssetNames() []string { + names := make([]string, 0, len(_bindata)) + for name := range _bindata { + names = append(names, name) + } + return names +} + +// _bindata is a table, holding each asset generator, mapped to its name. +var _bindata = map[string]func() (*asset, error){ + "etc/nginx/nginx.conf": etcNginxNginxConf, + "etc/nginx/template/nginx.tmpl": etcNginxTemplateNginxTmpl, + "ingress-controller/clean-nginx-conf.sh": ingressControllerCleanNginxConfSh, +} + +// AssetDir returns the file names below a certain +// directory embedded in the file by go-bindata. +// For example if you run go-bindata on data/... and data contains the +// following hierarchy: +// data/ +// foo.txt +// img/ +// a.png +// b.png +// then AssetDir("data") would return []string{"foo.txt", "img"} +// AssetDir("data/img") would return []string{"a.png", "b.png"} +// AssetDir("foo.txt") and AssetDir("notexist") would return an error +// AssetDir("") will return []string{"data"}. +func AssetDir(name string) ([]string, error) { + node := _bintree + if len(name) != 0 { + cannonicalName := strings.Replace(name, "\\", "/", -1) + pathList := strings.Split(cannonicalName, "/") + for _, p := range pathList { + node = node.Children[p] + if node == nil { + return nil, fmt.Errorf("Asset %s not found", name) + } + } + } + if node.Func != nil { + return nil, fmt.Errorf("Asset %s not found", name) + } + rv := make([]string, 0, len(node.Children)) + for childName := range node.Children { + rv = append(rv, childName) + } + return rv, nil +} + +type bintree struct { + Func func() (*asset, error) + Children map[string]*bintree +} +var _bintree = &bintree{nil, map[string]*bintree{ + "etc": &bintree{nil, map[string]*bintree{ + "nginx": &bintree{nil, map[string]*bintree{ + "nginx.conf": &bintree{etcNginxNginxConf, map[string]*bintree{}}, + "template": &bintree{nil, map[string]*bintree{ + "nginx.tmpl": &bintree{etcNginxTemplateNginxTmpl, map[string]*bintree{}}, + }}, + }}, + }}, + "ingress-controller": &bintree{nil, map[string]*bintree{ + "clean-nginx-conf.sh": &bintree{ingressControllerCleanNginxConfSh, map[string]*bintree{}}, + }}, +}} + +// RestoreAsset restores an asset under the given directory +func RestoreAsset(dir, name string) error { + data, err := Asset(name) + if err != nil { + return err + } + info, err := AssetInfo(name) + if err != nil { + return err + } + err = os.MkdirAll(_filePath(dir, filepath.Dir(name)), os.FileMode(0755)) + if err != nil { + return err + } + err = ioutil.WriteFile(_filePath(dir, name), data, info.Mode()) + if err != nil { + return err + } + err = os.Chtimes(_filePath(dir, name), info.ModTime(), info.ModTime()) + if err != nil { + return err + } + return nil +} + +// RestoreAssets restores an asset under the given directory recursively +func RestoreAssets(dir, name string) error { + children, err := AssetDir(name) + // File + if err != nil { + return RestoreAsset(dir, name) + } + // Dir + for _, child := range children { + err = RestoreAssets(dir, filepath.Join(name, child)) + if err != nil { + return err + } + } + return nil +} + +func _filePath(dir, name string) string { + cannonicalName := strings.Replace(name, "\\", "/", -1) + return filepath.Join(append([]string{dir}, strings.Split(cannonicalName, "/")...)...) +} + diff --git a/internal/file/filesystem.go b/internal/file/filesystem.go new file mode 100644 index 000000000..3c8dd58b0 --- /dev/null +++ b/internal/file/filesystem.go @@ -0,0 +1,144 @@ +package file + +import ( + "os" + "path/filepath" + + "github.com/golang/glog" + + "k8s.io/kubernetes/pkg/util/filesystem" +) + +// Filesystem is an interface that we can use to mock various filesystem operations +type Filesystem interface { + filesystem.Filesystem +} + +// NewLocalFS implements Filesystem using same-named functions from "os" and "io/ioutil". +func NewLocalFS() (Filesystem, error) { + fs := filesystem.DefaultFs{} + + err := initialize(false, fs) + if err != nil { + return nil, err + } + + return fs, nil +} + +// NewFakeFS creates an in-memory filesytem with all the required +// paths used by the ingress controller. +// This allows running test without polluting the local machine. +func NewFakeFS() (Filesystem, error) { + fs := filesystem.NewFakeFs() + + err := initialize(true, fs) + if err != nil { + return nil, err + } + + return fs, nil +} + +// initialize creates the required directory structure and when +// runs as virtual filesystem it copies the local files to it +func initialize(isVirtual bool, fs Filesystem) error { + for _, directory := range directories { + err := fs.MkdirAll(directory, 0655) + if err != nil { + return err + } + } + + if !isVirtual { + return nil + } + + for _, file := range files { + f, err := fs.Create(file) + if err != nil { + return err + } + + _, err = f.Write([]byte("")) + if err != nil { + return err + } + + err = f.Close() + if err != nil { + return err + } + } + + err := fs.MkdirAll("/proc", 0655) + if err != nil { + return err + } + + glog.Info("Restoring generated (go-bindata) assets in virtual filesystem...") + for _, assetName := range AssetNames() { + err := restoreAsset("/", assetName, fs) + if err != nil { + return err + } + } + + return nil +} + +// restoreAsset restores an asset under the given directory +func restoreAsset(dir, name string, fs Filesystem) error { + data, err := Asset(name) + if err != nil { + return err + } + info, err := AssetInfo(name) + if err != nil { + return err + } + err = fs.MkdirAll(_filePath(dir, filepath.Dir(name)), os.FileMode(0755)) + if err != nil { + return err + } + + f, err := fs.Create(_filePath(dir, name)) + if err != nil { + return err + } + + _, err = f.Write(data) + if err != nil { + return err + } + + err = f.Close() + if err != nil { + return err + } + + //Missing info.Mode() + + err = fs.Chtimes(_filePath(dir, name), info.ModTime(), info.ModTime()) + if err != nil { + return err + } + return nil +} + +// restoreAssets restores an asset under the given directory recursively +func restoreAssets(dir, name string, fs Filesystem) error { + children, err := AssetDir(name) + // File + if err != nil { + return restoreAsset(dir, name, fs) + } + // Dir + for _, child := range children { + err = restoreAssets(dir, filepath.Join(name, child), fs) + if err != nil { + return err + } + } + return nil +} diff --git a/internal/file/structure.go b/internal/file/structure.go new file mode 100644 index 000000000..aa4cd74dd --- /dev/null +++ b/internal/file/structure.go @@ -0,0 +1,26 @@ +package file + +const ( + // AuthDirectory default directory used to store files + // to authenticate request + AuthDirectory = "/etc/ingress-controller/auth" + + // DefaultSSLDirectory defines the location where the SSL certificates will be generated + // This directory contains all the SSL certificates that are specified in Ingress rules. + // The name of each file is -.pem. The content is the concatenated + // certificate and key. + DefaultSSLDirectory = "/ingress-controller/ssl" +) + +var ( + directories = []string{ + "/etc/nginx/template", + "/run", + DefaultSSLDirectory, + AuthDirectory, + } + + files = []string{ + "/run/nginx.pid", + } +) diff --git a/internal/ingress/annotations/annotations.go b/internal/ingress/annotations/annotations.go index 47f709a4f..f154d566c 100644 --- a/internal/ingress/annotations/annotations.go +++ b/internal/ingress/annotations/annotations.go @@ -23,6 +23,7 @@ import ( extensions "k8s.io/api/extensions/v1beta1" metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" + "k8s.io/ingress-nginx/internal/file" "k8s.io/ingress-nginx/internal/ingress/annotations/alias" "k8s.io/ingress-nginx/internal/ingress/annotations/auth" "k8s.io/ingress-nginx/internal/ingress/annotations/authreq" @@ -89,11 +90,11 @@ type Extractor struct { } // NewAnnotationExtractor creates a new annotations extractor -func NewAnnotationExtractor(cfg resolver.Resolver) Extractor { +func NewAnnotationExtractor(cfg resolver.Resolver, fs file.Filesystem) Extractor { return Extractor{ map[string]parser.IngressAnnotation{ "Alias": alias.NewParser(cfg), - "BasicDigestAuth": auth.NewParser(auth.AuthDirectory, cfg), + "BasicDigestAuth": auth.NewParser(file.AuthDirectory, fs, cfg), "CertificateAuth": authtls.NewParser(cfg), "ClientBodyBufferSize": clientbodybuffersize.NewParser(), "ConfigurationSnippet": snippet.NewParser(), diff --git a/internal/ingress/annotations/annotations_test.go b/internal/ingress/annotations/annotations_test.go index 4657de41e..b4c54819f 100644 --- a/internal/ingress/annotations/annotations_test.go +++ b/internal/ingress/annotations/annotations_test.go @@ -24,6 +24,7 @@ import ( metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" "k8s.io/apimachinery/pkg/util/intstr" + "k8s.io/ingress-nginx/internal/file" "k8s.io/ingress-nginx/internal/ingress/annotations/parser" "k8s.io/ingress-nginx/internal/ingress/defaults" "k8s.io/ingress-nginx/internal/ingress/resolver" @@ -113,7 +114,8 @@ func buildIngress() *extensions.Ingress { } func TestSecureUpstream(t *testing.T) { - ec := NewAnnotationExtractor(mockCfg{}) + fs := newFS(t) + ec := NewAnnotationExtractor(mockCfg{}, fs) ing := buildIngress() fooAnns := []struct { @@ -137,6 +139,7 @@ func TestSecureUpstream(t *testing.T) { } func TestSecureVerifyCACert(t *testing.T) { + fs := newFS(t) ec := NewAnnotationExtractor(mockCfg{ MockSecrets: map[string]*apiv1.Secret{ "default/secure-verify-ca": { @@ -145,7 +148,7 @@ func TestSecureVerifyCACert(t *testing.T) { }, }, }, - }) + }, fs) anns := []struct { it int @@ -172,7 +175,8 @@ func TestSecureVerifyCACert(t *testing.T) { } func TestHealthCheck(t *testing.T) { - ec := NewAnnotationExtractor(mockCfg{}) + fs := newFS(t) + ec := NewAnnotationExtractor(mockCfg{}, fs) ing := buildIngress() fooAnns := []struct { @@ -202,7 +206,8 @@ func TestHealthCheck(t *testing.T) { } func TestSSLPassthrough(t *testing.T) { - ec := NewAnnotationExtractor(mockCfg{}) + fs := newFS(t) + ec := NewAnnotationExtractor(mockCfg{}, fs) ing := buildIngress() fooAnns := []struct { @@ -226,7 +231,8 @@ func TestSSLPassthrough(t *testing.T) { } func TestUpstreamHashBy(t *testing.T) { - ec := NewAnnotationExtractor(mockCfg{}) + fs := newFS(t) + ec := NewAnnotationExtractor(mockCfg{}, fs) ing := buildIngress() fooAnns := []struct { @@ -250,7 +256,8 @@ func TestUpstreamHashBy(t *testing.T) { } func TestAffinitySession(t *testing.T) { - ec := NewAnnotationExtractor(mockCfg{}) + fs := newFS(t) + ec := NewAnnotationExtractor(mockCfg{}, fs) ing := buildIngress() fooAnns := []struct { @@ -282,7 +289,8 @@ func TestAffinitySession(t *testing.T) { } func TestCors(t *testing.T) { - ec := NewAnnotationExtractor(mockCfg{}) + fs := newFS(t) + ec := NewAnnotationExtractor(mockCfg{}, fs) ing := buildIngress() fooAnns := []struct { @@ -372,3 +380,11 @@ func TestMergeLocationAnnotations(t *testing.T) { } } */ + +func newFS(t *testing.T) file.Filesystem { + fs, err := file.NewFakeFS() + if err != nil { + t.Fatalf("unexpected error creating filesystem: %v", err) + } + return fs +} diff --git a/internal/ingress/annotations/auth/main.go b/internal/ingress/annotations/auth/main.go index 1dd885f04..4caa13bfc 100644 --- a/internal/ingress/annotations/auth/main.go +++ b/internal/ingress/annotations/auth/main.go @@ -18,9 +18,6 @@ package auth import ( "fmt" - "io/ioutil" - "os" - "path" "regexp" "github.com/pkg/errors" @@ -35,9 +32,6 @@ import ( var ( authTypeRegex = regexp.MustCompile(`basic|digest`) - // AuthDirectory default directory used to store files - // to authenticate request - AuthDirectory = "/etc/ingress-controller/auth" ) // Config returns authentication configuration for an Ingress rule @@ -78,23 +72,13 @@ func (bd1 *Config) Equal(bd2 *Config) bool { type auth struct { r resolver.Resolver + fs file.Filesystem authDirectory string } // NewParser creates a new authentication annotation parser -func NewParser(authDirectory string, r resolver.Resolver) parser.IngressAnnotation { - os.MkdirAll(authDirectory, 0755) - - currPath := authDirectory - for currPath != "/" { - currPath = path.Dir(currPath) - err := os.Chmod(currPath, 0755) - if err != nil { - break - } - } - - return auth{r, authDirectory} +func NewParser(authDirectory string, fs file.Filesystem, r resolver.Resolver) parser.IngressAnnotation { + return auth{r, fs, authDirectory} } // Parse parses the annotations contained in the ingress @@ -129,7 +113,7 @@ func (a auth) Parse(ing *extensions.Ingress) (interface{}, error) { realm, _ := parser.GetStringAnnotation("auth-realm", ing) passFile := fmt.Sprintf("%v/%v-%v.passwd", a.authDirectory, ing.GetNamespace(), ing.GetName()) - err = dumpSecret(passFile, secret) + err = dumpSecret(passFile, secret, a.fs) if err != nil { return nil, err } @@ -145,7 +129,7 @@ func (a auth) Parse(ing *extensions.Ingress) (interface{}, error) { // dumpSecret dumps the content of a secret into a file // in the expected format for the specified authorization -func dumpSecret(filename string, secret *api.Secret) error { +func dumpSecret(filename string, secret *api.Secret, fs file.Filesystem) error { val, ok := secret.Data["auth"] if !ok { return ing_errors.LocationDenied{ @@ -153,13 +137,26 @@ func dumpSecret(filename string, secret *api.Secret) error { } } - // TODO: check permissions required - err := ioutil.WriteFile(filename, val, 0777) + f, err := fs.Create(filename) if err != nil { return ing_errors.LocationDenied{ Reason: errors.Wrap(err, "unexpected error creating password file"), } } + _, err = f.Write(val) + if err != nil { + return ing_errors.LocationDenied{ + Reason: errors.Wrap(err, "unexpected error writing password file"), + } + } + + err = f.Close() + if err != nil { + return ing_errors.LocationDenied{ + Reason: errors.Wrap(err, "unexpected error closing password file"), + } + } + return nil } diff --git a/internal/ingress/annotations/auth/main_test.go b/internal/ingress/annotations/auth/main_test.go index 3546bd025..94282fa2b 100644 --- a/internal/ingress/annotations/auth/main_test.go +++ b/internal/ingress/annotations/auth/main_test.go @@ -29,6 +29,7 @@ import ( extensions "k8s.io/api/extensions/v1beta1" meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1" "k8s.io/apimachinery/pkg/util/intstr" + "k8s.io/ingress-nginx/internal/file" "k8s.io/ingress-nginx/internal/ingress/annotations/parser" "k8s.io/ingress-nginx/internal/ingress/resolver" ) @@ -87,10 +88,11 @@ func (m mockSecret) GetSecret(name string) (*api.Secret, error) { } func TestIngressWithoutAuth(t *testing.T) { + fs := newFS(t) ing := buildIngress() _, dir, _ := dummySecretContent(t) defer os.RemoveAll(dir) - _, err := NewParser(dir, &mockSecret{}).Parse(ing) + _, err := NewParser(dir, fs, &mockSecret{}).Parse(ing) if err == nil { t.Error("Expected error with ingress without annotations") } @@ -108,7 +110,9 @@ func TestIngressAuth(t *testing.T) { _, dir, _ := dummySecretContent(t) defer os.RemoveAll(dir) - i, err := NewParser(dir, &mockSecret{}).Parse(ing) + fs := newFS(t) + + i, err := NewParser(dir, fs, &mockSecret{}).Parse(ing) if err != nil { t.Errorf("Uxpected error with ingress: %v", err) } @@ -139,7 +143,9 @@ func TestIngressAuthWithoutSecret(t *testing.T) { _, dir, _ := dummySecretContent(t) defer os.RemoveAll(dir) - _, err := NewParser(dir, mockSecret{}).Parse(ing) + fs := newFS(t) + + _, err := NewParser(dir, fs, mockSecret{}).Parse(ing) if err == nil { t.Errorf("expected an error with invalid secret name") } @@ -167,14 +173,24 @@ func TestDumpSecret(t *testing.T) { sd := s.Data s.Data = nil - err := dumpSecret(tmpfile, s) + fs := newFS(t) + + err := dumpSecret(tmpfile, s, fs) if err == nil { t.Errorf("Expected error with secret without auth") } s.Data = sd - err = dumpSecret(tmpfile, s) + err = dumpSecret(tmpfile, s, fs) if err != nil { t.Errorf("Unexpected error creating htpasswd file %v: %v", tmpfile, err) } } + +func newFS(t *testing.T) file.Filesystem { + fs, err := file.NewFakeFS() + if err != nil { + t.Fatalf("unexpected error creating filesystem: %v", err) + } + return fs +} diff --git a/internal/ingress/controller/checker_test.go b/internal/ingress/controller/checker_test.go index 51002a5ea..0aab41c49 100644 --- a/internal/ingress/controller/checker_test.go +++ b/internal/ingress/controller/checker_test.go @@ -25,8 +25,8 @@ import ( "testing" "k8s.io/apiserver/pkg/server/healthz" - "k8s.io/kubernetes/pkg/util/filesystem" + "k8s.io/ingress-nginx/internal/file" ngx_config "k8s.io/ingress-nginx/internal/ingress/controller/config" ) @@ -41,8 +41,10 @@ func TestNginxCheck(t *testing.T) { // port to be used in the check p := server.Listener.Addr().(*net.TCPAddr).Port - // mock filesystem - fs := filesystem.NewFakeFs() + fs, err := file.NewFakeFS() + if err != nil { + t.Fatalf("unexpected error: %v", err) + } n := &NGINXController{ cfg: &Configuration{ @@ -59,13 +61,6 @@ func TestNginxCheck(t *testing.T) { } }) - // create required files - fs.MkdirAll("/run", 0655) - pidFile, err := fs.Create("/run/nginx.pid") - if err != nil { - t.Fatalf("unexpected error: %v", err) - } - t.Run("no process", func(t *testing.T) { if err := callHealthz(true, mux); err == nil { t.Errorf("expected an error but none returned") @@ -81,18 +76,9 @@ func TestNginxCheck(t *testing.T) { cmd.Wait() }() - pidFile.Write([]byte(fmt.Sprintf("%v", pid))) - pidFile.Close() - healthz.InstallHandler(mux, n) - t.Run("valid request", func(t *testing.T) { - if err := callHealthz(false, mux); err != nil { - t.Error(err) - } - }) - - pidFile, err = fs.Create("/run/nginx.pid") + pidFile, err := fs.Create("/run/nginx.pid") if err != nil { t.Fatalf("unexpected error: %v", err) } diff --git a/internal/ingress/controller/controller.go b/internal/ingress/controller/controller.go index d9cd90b7a..c8fa6e941 100644 --- a/internal/ingress/controller/controller.go +++ b/internal/ingress/controller/controller.go @@ -23,8 +23,6 @@ import ( "reflect" "sort" "strconv" - "strings" - "sync/atomic" "time" "github.com/golang/glog" @@ -40,7 +38,6 @@ import ( "k8s.io/ingress-nginx/internal/ingress/annotations/healthcheck" "k8s.io/ingress-nginx/internal/ingress/annotations/proxy" ngx_config "k8s.io/ingress-nginx/internal/ingress/controller/config" - "k8s.io/ingress-nginx/internal/k8s" ) const ( @@ -102,16 +99,6 @@ type Configuration struct { FakeCertificateSHA string } -// GetPublishService returns the configured service used to set ingress status -func (n NGINXController) GetPublishService() *apiv1.Service { - s, err := n.storeLister.GetService(n.cfg.PublishService) - if err != nil { - return nil - } - - return s -} - // sync collects all the pieces required to assemble the configuration file and // then sends the content to the backend (OnUpdate) receiving the populated // template as response reloading the backend if is required. @@ -185,131 +172,6 @@ func (n *NGINXController) syncIngress(item interface{}) error { return nil } -func (n *NGINXController) getStreamServices(configmapName string, proto apiv1.Protocol) []ingress.L4Service { - glog.V(3).Infof("obtaining information about stream services of type %v located in configmap %v", proto, configmapName) - if configmapName == "" { - // no configmap configured - return []ingress.L4Service{} - } - - _, _, err := k8s.ParseNameNS(configmapName) - if err != nil { - glog.Errorf("unexpected error reading configmap %v: %v", configmapName, err) - return []ingress.L4Service{} - } - - configmap, err := n.storeLister.GetConfigMap(configmapName) - if err != nil { - glog.Errorf("unexpected error reading configmap %v: %v", configmapName, err) - return []ingress.L4Service{} - } - - var svcs []ingress.L4Service - var svcProxyProtocol ingress.ProxyProtocol - // k -> port to expose - // v -> /: - for k, v := range configmap.Data { - externalPort, err := strconv.Atoi(k) - if err != nil { - glog.Warningf("%v is not valid as a TCP/UDP port", k) - continue - } - - rp := []int{ - n.cfg.ListenPorts.HTTP, - n.cfg.ListenPorts.HTTPS, - n.cfg.ListenPorts.SSLProxy, - n.cfg.ListenPorts.Status, - n.cfg.ListenPorts.Health, - n.cfg.ListenPorts.Default, - } - - if intInSlice(externalPort, rp) { - glog.Warningf("port %v cannot be used for TCP or UDP services. It is reserved for the Ingress controller", k) - continue - } - - nsSvcPort := strings.Split(v, ":") - if len(nsSvcPort) < 2 { - glog.Warningf("invalid format (namespace/name:port:[PROXY]:[PROXY]) '%v'", k) - continue - } - - nsName := nsSvcPort[0] - svcPort := nsSvcPort[1] - svcProxyProtocol.Decode = false - svcProxyProtocol.Encode = false - - // Proxy protocol is possible if the service is TCP - if len(nsSvcPort) >= 3 && proto == apiv1.ProtocolTCP { - if len(nsSvcPort) >= 3 && strings.ToUpper(nsSvcPort[2]) == "PROXY" { - svcProxyProtocol.Decode = true - } - if len(nsSvcPort) == 4 && strings.ToUpper(nsSvcPort[3]) == "PROXY" { - svcProxyProtocol.Encode = true - } - } - - svcNs, svcName, err := k8s.ParseNameNS(nsName) - if err != nil { - glog.Warningf("%v", err) - continue - } - - svc, err := n.storeLister.GetService(nsName) - if err != nil { - glog.Warningf("error getting service %v: %v", nsName, err) - continue - } - - var endps []ingress.Endpoint - targetPort, err := strconv.Atoi(svcPort) - if err != nil { - glog.V(3).Infof("searching service %v endpoints using the name '%v'", svcNs, svcName, svcPort) - for _, sp := range svc.Spec.Ports { - if sp.Name == svcPort { - if sp.Protocol == proto { - endps = n.getEndpoints(svc, &sp, proto, &healthcheck.Config{}) - break - } - } - } - } else { - // we need to use the TargetPort (where the endpoints are running) - glog.V(3).Infof("searching service %v/%v endpoints using the target port '%v'", svcNs, svcName, targetPort) - for _, sp := range svc.Spec.Ports { - if sp.Port == int32(targetPort) { - if sp.Protocol == proto { - endps = n.getEndpoints(svc, &sp, proto, &healthcheck.Config{}) - break - } - } - } - } - - // stream services cannot contain empty upstreams and there is no - // default backend equivalent - if len(endps) == 0 { - glog.Warningf("service %v/%v does not have any active endpoints for port %v and protocol %v", svcNs, svcName, svcPort, proto) - continue - } - - svcs = append(svcs, ingress.L4Service{ - Port: externalPort, - Backend: ingress.L4Backend{ - Name: svcName, - Namespace: svcNs, - Port: intstr.FromString(svcPort), - Protocol: proto, - ProxyProtocol: svcProxyProtocol, - }, - Endpoints: endps, - }) - } - - return svcs -} - // getDefaultUpstream returns an upstream associated with the // default backend service. In case of error retrieving information // configure the upstream to return http code 503. @@ -664,7 +526,9 @@ func (n *NGINXController) createUpstreams(data []*extensions.Ingress, du *ingres return upstreams } -func (n *NGINXController) getServiceClusterEndpoint(svcKey string, backend *extensions.IngressBackend) (endpoint ingress.Endpoint, err error) { +func (n *NGINXController) getServiceClusterEndpoint(svcKey string, + backend *extensions.IngressBackend) (endpoint ingress.Endpoint, err error) { + svc, err := n.storeLister.GetService(svcKey) if err != nil { return endpoint, err @@ -1067,18 +931,3 @@ func (n *NGINXController) getEndpoints( glog.V(3).Infof("endpoints found: %v", upsServers) return upsServers } - -func (n *NGINXController) isForceReload() bool { - return atomic.LoadInt32(&n.forceReload) != 0 -} - -// SetForceReload sets if the ingress controller should be reloaded or not -func (n *NGINXController) SetForceReload(shouldReload bool) { - if shouldReload { - atomic.StoreInt32(&n.forceReload, 1) - n.syncQueue.Enqueue(&extensions.Ingress{}) - return - } - - atomic.StoreInt32(&n.forceReload, 0) -} diff --git a/internal/ingress/controller/nginx.go b/internal/ingress/controller/nginx.go index 6ead782ff..3f1c42dc5 100644 --- a/internal/ingress/controller/nginx.go +++ b/internal/ingress/controller/nginx.go @@ -39,6 +39,7 @@ import ( "k8s.io/client-go/util/flowcontrol" "k8s.io/kubernetes/pkg/util/filesystem" + "k8s.io/ingress-nginx/internal/file" "k8s.io/ingress-nginx/internal/ingress" "k8s.io/ingress-nginx/internal/ingress/annotations/class" ngx_config "k8s.io/ingress-nginx/internal/ingress/controller/config" @@ -50,6 +51,7 @@ import ( "k8s.io/ingress-nginx/internal/net/dns" "k8s.io/ingress-nginx/internal/net/ssl" "k8s.io/ingress-nginx/internal/task" + "k8s.io/ingress-nginx/internal/watch" ) type statusModule string @@ -70,7 +72,7 @@ var ( // NewNGINXController creates a new NGINX Ingress controller. // If the environment variable NGINX_BINARY exists it will be used // as source for nginx commands -func NewNGINXController(config *Configuration) *NGINXController { +func NewNGINXController(config *Configuration, fs file.Filesystem) *NGINXController { ngx := os.Getenv("NGINX_BINARY") if ngx == "" { ngx = nginxBinary @@ -98,7 +100,7 @@ func NewNGINXController(config *Configuration) *NGINXController { stopLock: &sync.Mutex{}, - fileSystem: filesystem.DefaultFs{}, + fileSystem: fs, } n.stats = newStatsCollector(config.Namespace, class.IngressClass, n.binary, n.cfg.ListenPorts.Status) @@ -128,6 +130,7 @@ func NewNGINXController(config *Configuration) *NGINXController { n.cfg.UDPConfigMapName, n.cfg.ResyncPeriod, n.cfg.Client, + n.fileSystem, n.updateCh, ) @@ -144,9 +147,8 @@ func NewNGINXController(config *Configuration) *NGINXController { glog.Warning("Update of ingress status is disabled (flag --update-status=false was specified)") } - var onChange func() - onChange = func() { - template, err := ngx_template.NewTemplate(tmplPath, onChange) + onChange := func() { + template, err := ngx_template.NewTemplate(tmplPath, n.fileSystem) if err != nil { // this error is different from the rest because it must be clear why nginx is not working glog.Errorf(` @@ -163,7 +165,17 @@ Error loading new template : %v n.SetForceReload(true) } - ngxTpl, err := ngx_template.NewTemplate(tmplPath, onChange) + // TODO: refactor + if _, ok := fs.(filesystem.DefaultFs); !ok { + watch.NewDummyFileWatcher(tmplPath, onChange) + } else { + _, err = watch.NewFileWatcher(tmplPath, onChange) + if err != nil { + glog.Fatalf("unexpected error watching template %v: %v", tmplPath, err) + } + } + + ngxTpl, err := ngx_template.NewTemplate(tmplPath, n.fileSystem) if err != nil { glog.Fatalf("invalid NGINX template: %v", err) } @@ -563,7 +575,7 @@ func (n *NGINXController) OnUpdate(ingressCfg ingress.Configuration) error { dh, ok := secret.Data["dhparam.pem"] if ok { - pemFileName, err := ssl.AddOrUpdateDHParam(nsSecName, dh) + pemFileName, err := ssl.AddOrUpdateDHParam(nsSecName, dh, n.fileSystem) if err != nil { glog.Warningf("unexpected error adding or updating dhparam %v file: %v", nsSecName, err) } else { @@ -584,6 +596,8 @@ func (n *NGINXController) OnUpdate(ingressCfg ingress.Configuration) error { cfg.EnableBrotli = false } + svc, _ := n.storeLister.GetService(n.cfg.PublishService) + tc := ngx_config.TemplateConfig{ ProxySetHeaders: setHeaders, AddHeaders: addHeaders, @@ -601,7 +615,7 @@ func (n *NGINXController) OnUpdate(ingressCfg ingress.Configuration) error { RedirectServers: redirectServers, IsSSLPassthroughEnabled: n.isSSLPassthroughEnabled, ListenPorts: n.cfg.ListenPorts, - PublishService: n.GetPublishService(), + PublishService: svc, } content, err := n.t.Write(tc) diff --git a/internal/ingress/controller/reload.go b/internal/ingress/controller/reload.go new file mode 100644 index 000000000..a40b0e0ca --- /dev/null +++ b/internal/ingress/controller/reload.go @@ -0,0 +1,22 @@ +package controller + +import ( + "sync/atomic" + + extensions "k8s.io/api/extensions/v1beta1" +) + +func (n *NGINXController) isForceReload() bool { + return atomic.LoadInt32(&n.forceReload) != 0 +} + +// SetForceReload sets if the ingress controller should be reloaded or not +func (n *NGINXController) SetForceReload(shouldReload bool) { + if shouldReload { + atomic.StoreInt32(&n.forceReload, 1) + n.syncQueue.Enqueue(&extensions.Ingress{}) + return + } + + atomic.StoreInt32(&n.forceReload, 0) +} diff --git a/internal/ingress/controller/stream.go b/internal/ingress/controller/stream.go new file mode 100644 index 000000000..0ee797190 --- /dev/null +++ b/internal/ingress/controller/stream.go @@ -0,0 +1,140 @@ +package controller + +import ( + "strconv" + "strings" + + "github.com/golang/glog" + + apiv1 "k8s.io/api/core/v1" + "k8s.io/apimachinery/pkg/util/intstr" + + "k8s.io/ingress-nginx/internal/ingress" + "k8s.io/ingress-nginx/internal/ingress/annotations/healthcheck" + "k8s.io/ingress-nginx/internal/k8s" +) + +func (n *NGINXController) getStreamServices(configmapName string, proto apiv1.Protocol) []ingress.L4Service { + glog.V(3).Infof("obtaining information about stream services of type %v located in configmap %v", proto, configmapName) + if configmapName == "" { + // no configmap configured + return []ingress.L4Service{} + } + + _, _, err := k8s.ParseNameNS(configmapName) + if err != nil { + glog.Errorf("unexpected error reading configmap %v: %v", configmapName, err) + return []ingress.L4Service{} + } + + configmap, err := n.storeLister.GetConfigMap(configmapName) + if err != nil { + glog.Errorf("unexpected error reading configmap %v: %v", configmapName, err) + return []ingress.L4Service{} + } + + var svcs []ingress.L4Service + var svcProxyProtocol ingress.ProxyProtocol + // k -> port to expose + // v -> /: + for k, v := range configmap.Data { + externalPort, err := strconv.Atoi(k) + if err != nil { + glog.Warningf("%v is not valid as a TCP/UDP port", k) + continue + } + + rp := []int{ + n.cfg.ListenPorts.HTTP, + n.cfg.ListenPorts.HTTPS, + n.cfg.ListenPorts.SSLProxy, + n.cfg.ListenPorts.Status, + n.cfg.ListenPorts.Health, + n.cfg.ListenPorts.Default, + } + + if intInSlice(externalPort, rp) { + glog.Warningf("port %v cannot be used for TCP or UDP services. It is reserved for the Ingress controller", k) + continue + } + + nsSvcPort := strings.Split(v, ":") + if len(nsSvcPort) < 2 { + glog.Warningf("invalid format (namespace/name:port:[PROXY]:[PROXY]) '%v'", k) + continue + } + + nsName := nsSvcPort[0] + svcPort := nsSvcPort[1] + svcProxyProtocol.Decode = false + svcProxyProtocol.Encode = false + + // Proxy protocol is possible if the service is TCP + if len(nsSvcPort) >= 3 && proto == apiv1.ProtocolTCP { + if len(nsSvcPort) >= 3 && strings.ToUpper(nsSvcPort[2]) == "PROXY" { + svcProxyProtocol.Decode = true + } + if len(nsSvcPort) == 4 && strings.ToUpper(nsSvcPort[3]) == "PROXY" { + svcProxyProtocol.Encode = true + } + } + + svcNs, svcName, err := k8s.ParseNameNS(nsName) + if err != nil { + glog.Warningf("%v", err) + continue + } + + svc, err := n.storeLister.GetService(nsName) + if err != nil { + glog.Warningf("error getting service %v: %v", nsName, err) + continue + } + + var endps []ingress.Endpoint + targetPort, err := strconv.Atoi(svcPort) + if err != nil { + glog.V(3).Infof("searching service %v endpoints using the name '%v'", svcNs, svcName, svcPort) + for _, sp := range svc.Spec.Ports { + if sp.Name == svcPort { + if sp.Protocol == proto { + endps = n.getEndpoints(svc, &sp, proto, &healthcheck.Config{}) + break + } + } + } + } else { + // we need to use the TargetPort (where the endpoints are running) + glog.V(3).Infof("searching service %v/%v endpoints using the target port '%v'", svcNs, svcName, targetPort) + for _, sp := range svc.Spec.Ports { + if sp.Port == int32(targetPort) { + if sp.Protocol == proto { + endps = n.getEndpoints(svc, &sp, proto, &healthcheck.Config{}) + break + } + } + } + } + + // stream services cannot contain empty upstreams and there is no + // default backend equivalent + if len(endps) == 0 { + glog.Warningf("service %v/%v does not have any active endpoints for port %v and protocol %v", svcNs, svcName, svcPort, proto) + continue + } + + svcs = append(svcs, ingress.L4Service{ + Port: externalPort, + Backend: ingress.L4Backend{ + Name: svcName, + Namespace: svcNs, + Port: intstr.FromString(svcPort), + Protocol: proto, + ProxyProtocol: svcProxyProtocol, + }, + Endpoints: endps, + }) + } + + return svcs +} diff --git a/internal/ingress/controller/template/template.go b/internal/ingress/controller/template/template.go index b5cea55e6..751b5d19a 100644 --- a/internal/ingress/controller/template/template.go +++ b/internal/ingress/controller/template/template.go @@ -29,16 +29,17 @@ import ( text_template "text/template" "github.com/golang/glog" + "github.com/pkg/errors" "github.com/pborman/uuid" extensions "k8s.io/api/extensions/v1beta1" "k8s.io/apimachinery/pkg/util/sets" + "k8s.io/ingress-nginx/internal/file" "k8s.io/ingress-nginx/internal/ingress" "k8s.io/ingress-nginx/internal/ingress/annotations/ratelimit" "k8s.io/ingress-nginx/internal/ingress/controller/config" ing_net "k8s.io/ingress-nginx/internal/net" - "k8s.io/ingress-nginx/internal/watch" ) const ( @@ -50,32 +51,33 @@ const ( // Template ... type Template struct { tmpl *text_template.Template - fw watch.FileWatcher - bp *BufferPool + //fw watch.FileWatcher + bp *BufferPool } //NewTemplate returns a new Template instance or an //error if the specified template file contains errors -func NewTemplate(file string, onChange func()) (*Template, error) { - tmpl, err := text_template.New("nginx.tmpl").Funcs(funcMap).ParseFiles(file) +func NewTemplate(file string, fs file.Filesystem) (*Template, error) { + data, err := fs.ReadFile(file) if err != nil { - return nil, err + return nil, errors.Wrapf(err, "unexpected error reading template %v", file) } - fw, err := watch.NewFileWatcher(file, onChange) + + tmpl, err := text_template.New("nginx.tmpl").Funcs(funcMap).Parse(string(data)) if err != nil { return nil, err } return &Template{ tmpl: tmpl, - fw: fw, - bp: NewBufferPool(defBufferSize), + // fw: fw, + bp: NewBufferPool(defBufferSize), }, nil } // Close removes the file watcher func (t *Template) Close() { - t.fw.Close() + //t.fw.Close() } // Write populates a buffer using a template with NGINX configuration diff --git a/internal/ingress/controller/template/template_test.go b/internal/ingress/controller/template/template_test.go index e147a2e7b..3fd0cd4e3 100644 --- a/internal/ingress/controller/template/template_test.go +++ b/internal/ingress/controller/template/template_test.go @@ -26,6 +26,7 @@ import ( "strings" "testing" + "k8s.io/ingress-nginx/internal/file" "k8s.io/ingress-nginx/internal/ingress" "k8s.io/ingress-nginx/internal/ingress/annotations/authreq" "k8s.io/ingress-nginx/internal/ingress/annotations/rewrite" @@ -174,13 +175,13 @@ func TestTemplateWithData(t *testing.T) { if dat.ListenPorts == nil { dat.ListenPorts = &config.ListenPorts{} } - tf, err := os.Open(path.Join(pwd, "../../../../rootfs/etc/nginx/template/nginx.tmpl")) - if err != nil { - t.Errorf("unexpected error reading json file: %v", err) - } - defer tf.Close() - ngxTpl, err := NewTemplate(tf.Name(), func() {}) + fs, err := file.NewFakeFS() + if err != nil { + t.Fatalf("unexpected error: %v", err) + } + + ngxTpl, err := NewTemplate("/etc/nginx/template/nginx.tmpl", fs) if err != nil { t.Errorf("invalid NGINX template: %v", err) } @@ -207,13 +208,12 @@ func BenchmarkTemplateWithData(b *testing.B) { b.Errorf("unexpected error unmarshalling json: %v", err) } - tf, err := os.Open(path.Join(pwd, "../../../rootfs/etc/nginx/template/nginx.tmpl")) + fs, err := file.NewFakeFS() if err != nil { - b.Errorf("unexpected error reading json file: %v", err) + b.Fatalf("unexpected error: %v", err) } - defer tf.Close() - ngxTpl, err := NewTemplate(tf.Name(), func() {}) + ngxTpl, err := NewTemplate("/etc/nginx/template/nginx.tmpl", fs) if err != nil { b.Errorf("invalid NGINX template: %v", err) } diff --git a/internal/ingress/status/status_test.go b/internal/ingress/status/status_test.go index 6ea536945..658ecdf73 100644 --- a/internal/ingress/status/status_test.go +++ b/internal/ingress/status/status_test.go @@ -214,12 +214,12 @@ func buildExtensionsIngresses() []extensions.Ingress { func buildIngressListener() []*extensions.Ingress { return []*extensions.Ingress{ - &extensions.Ingress{ + { ObjectMeta: metav1.ObjectMeta{ Name: "foo_ingress_non_01", Namespace: apiv1.NamespaceDefault, }}, - &extensions.Ingress{ + { ObjectMeta: metav1.ObjectMeta{ Name: "foo_ingress_1", Namespace: apiv1.NamespaceDefault, diff --git a/internal/ingress/store/backend_ssl.go b/internal/ingress/store/backend_ssl.go index a86e54930..8d674d3bd 100644 --- a/internal/ingress/store/backend_ssl.go +++ b/internal/ingress/store/backend_ssl.go @@ -18,7 +18,6 @@ package store import ( "fmt" - "io/ioutil" "strings" "github.com/golang/glog" @@ -27,6 +26,7 @@ import ( apiv1 "k8s.io/api/core/v1" extensions "k8s.io/api/extensions/v1beta1" + "k8s.io/ingress-nginx/internal/file" "k8s.io/ingress-nginx/internal/ingress" "k8s.io/ingress-nginx/internal/ingress/annotations/parser" "k8s.io/ingress-nginx/internal/k8s" @@ -57,7 +57,7 @@ func (s k8sStore) syncSecret(key string) { s.sslStore.Update(key, cert) // this update must trigger an update // (like an update event from a change in Ingress) - //ic.syncQueue.Enqueue(&extensions.Ingress{}) + s.sendDummyEvent() return } @@ -65,7 +65,7 @@ func (s k8sStore) syncSecret(key string) { s.sslStore.Add(key, cert) // this update must trigger an update // (like an update event from a change in Ingress) - //ic.syncQueue.Enqueue(&extensions.Ingress{}) + s.sendDummyEvent() } // getPemCertificate receives a secret, and creates a ingress.SSLCert as return. @@ -94,7 +94,7 @@ func (s k8sStore) getPemCertificate(secretName string) (*ingress.SSLCert, error) // If 'ca.crt' is also present, it will allow this secret to be used in the // 'nginx.ingress.kubernetes.io/auth-tls-secret' annotation - sslCert, err = ssl.AddOrUpdateCertAndKey(nsSecName, cert, key, ca) + sslCert, err = ssl.AddOrUpdateCertAndKey(nsSecName, cert, key, ca, s.filesystem) if err != nil { return nil, fmt.Errorf("unexpected error creating pem file: %v", err) } @@ -104,7 +104,7 @@ func (s k8sStore) getPemCertificate(secretName string) (*ingress.SSLCert, error) glog.V(3).Infof("found 'ca.crt', secret %v can also be used for Certificate Authentication", secretName) } } else if ca != nil { - sslCert, err = ssl.AddCertAuth(nsSecName, ca) + sslCert, err = ssl.AddCertAuth(nsSecName, ca, s.filesystem) if err != nil { return nil, fmt.Errorf("unexpected error creating pem file: %v", err) @@ -137,14 +137,21 @@ func (s k8sStore) checkSSLChainIssues() { continue } - data, err := ssl.FullChainCert(secret.PemFileName) + data, err := ssl.FullChainCert(secret.PemFileName, s.filesystem) if err != nil { glog.Errorf("unexpected error generating SSL certificate with full intermediate chain CA certs: %v", err) continue } - fullChainPemFileName := fmt.Sprintf("%v/%v-%v-full-chain.pem", ingress.DefaultSSLDirectory, secret.Namespace, secret.Name) - err = ioutil.WriteFile(fullChainPemFileName, data, 0655) + fullChainPemFileName := fmt.Sprintf("%v/%v-%v-full-chain.pem", file.DefaultSSLDirectory, secret.Namespace, secret.Name) + + file, err := s.filesystem.Create(fullChainPemFileName) + if err != nil { + glog.Errorf("unexpected error creating SSL certificate file %v: %v", fullChainPemFileName, err) + continue + } + + _, err = file.Write(data) if err != nil { glog.Errorf("unexpected error creating SSL certificate: %v", err) continue @@ -164,7 +171,7 @@ func (s k8sStore) checkSSLChainIssues() { s.sslStore.Update(secretName, dst) // this update must trigger an update // (like an update event from a change in Ingress) - //ic.syncQueue.Enqueue(&extensions.Ingress{}) + s.sendDummyEvent() } } diff --git a/internal/ingress/store/backend_ssl_test.go b/internal/ingress/store/backend_ssl_test.go index 31304bd56..9d004d02c 100644 --- a/internal/ingress/store/backend_ssl_test.go +++ b/internal/ingress/store/backend_ssl_test.go @@ -18,16 +18,12 @@ package store import ( "encoding/base64" - "fmt" - "io/ioutil" apiv1 "k8s.io/api/core/v1" metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" testclient "k8s.io/client-go/kubernetes/fake" cache_client "k8s.io/client-go/tools/cache" "k8s.io/kubernetes/pkg/api" - - "k8s.io/ingress-nginx/internal/ingress" ) const ( @@ -115,14 +111,8 @@ func buildGenericControllerForBackendSSL() *NGINXController { return gc } */ -func buildCrtKeyAndCA() ([]byte, []byte, []byte, error) { - // prepare - td, err := ioutil.TempDir("", "ssl") - if err != nil { - return nil, nil, nil, fmt.Errorf("error occurs while creating temp directory: %v", err) - } - ingress.DefaultSSLDirectory = td +func buildCrtKeyAndCA() ([]byte, []byte, []byte, error) { dCrt, err := base64.StdEncoding.DecodeString(tlsCrt) if err != nil { return nil, nil, nil, err diff --git a/internal/ingress/store/store.go b/internal/ingress/store/store.go index 70faccd2f..2264a57db 100644 --- a/internal/ingress/store/store.go +++ b/internal/ingress/store/store.go @@ -25,6 +25,7 @@ import ( apiv1 "k8s.io/api/core/v1" extensions "k8s.io/api/extensions/v1beta1" + metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" "k8s.io/apimachinery/pkg/fields" "k8s.io/apimachinery/pkg/util/runtime" "k8s.io/apimachinery/pkg/util/wait" @@ -35,6 +36,7 @@ import ( cache_client "k8s.io/client-go/tools/cache" "k8s.io/client-go/tools/record" + "k8s.io/ingress-nginx/internal/file" "k8s.io/ingress-nginx/internal/ingress" "k8s.io/ingress-nginx/internal/ingress/annotations" "k8s.io/ingress-nginx/internal/ingress/annotations/class" @@ -162,6 +164,10 @@ type k8sStore struct { sslStore *SSLCertTracker annotations annotations.Extractor + + filesystem file.Filesystem + + updateCh chan Event } // New creates a new object store to be used in the ingress controller @@ -169,6 +175,7 @@ func New(checkOCSP bool, namespace, configmap, tcp, udp string, resyncPeriod time.Duration, client clientset.Interface, + fs file.Filesystem, updateCh chan Event) Storer { store := &k8sStore{ @@ -176,6 +183,8 @@ func New(checkOCSP bool, cache: &Controller{}, listers: &Lister{}, sslStore: NewSSLCertTracker(), + filesystem: fs, + updateCh: updateCh, } eventBroadcaster := record.NewBroadcaster() @@ -188,7 +197,7 @@ func New(checkOCSP bool, }) // k8sStore fulfils resolver.Resolver interface - store.annotations = annotations.NewAnnotationExtractor(store) + store.annotations = annotations.NewAnnotationExtractor(store, fs) ingEventHandler := cache.ResourceEventHandlerFuncs{ AddFunc: func(obj interface{}) { @@ -494,9 +503,22 @@ func (s k8sStore) Run(stopCh chan struct{}) { } // start goroutine to check for missing local secrets - go wait.Until(s.checkMissingSecrets, 30*time.Second, stopCh) + go wait.Until(s.checkMissingSecrets, 10*time.Second, stopCh) if s.isOCSPCheckEnabled { go wait.Until(s.checkSSLChainIssues, 60*time.Second, stopCh) } } + +// sendDummyEvent sends a dummy event to trigger an update +func (s *k8sStore) sendDummyEvent() { + s.updateCh <- Event{ + Type: UpdateEvent, + Obj: &extensions.Ingress{ + ObjectMeta: metav1.ObjectMeta{ + Name: "dummy", + Namespace: "dummy", + }, + }, + } +} diff --git a/internal/ingress/store/store_test.go b/internal/ingress/store/store_test.go index d0d4c2c2d..bea582577 100644 --- a/internal/ingress/store/store_test.go +++ b/internal/ingress/store/store_test.go @@ -26,13 +26,12 @@ import ( apiv1 "k8s.io/api/core/v1" "k8s.io/api/extensions/v1beta1" extensions "k8s.io/api/extensions/v1beta1" - apierrors "k8s.io/apimachinery/pkg/api/errors" k8sErrors "k8s.io/apimachinery/pkg/api/errors" metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" "k8s.io/apimachinery/pkg/util/intstr" - "k8s.io/apimachinery/pkg/util/wait" "k8s.io/client-go/kubernetes" + "k8s.io/ingress-nginx/internal/file" "k8s.io/ingress-nginx/test/e2e/framework" ) @@ -68,6 +67,7 @@ func TestStore(t *testing.T) { } }(updateCh) + fs := newFS(t) storer := New(true, ns.Name, fmt.Sprintf("%v/config", ns.Name), @@ -75,6 +75,7 @@ func TestStore(t *testing.T) { fmt.Sprintf("%v/udp", ns.Name), 10*time.Minute, clientSet, + fs, updateCh) storer.Run(stopCh) @@ -150,6 +151,7 @@ func TestStore(t *testing.T) { } }(updateCh) + fs := newFS(t) storer := New(true, ns.Name, fmt.Sprintf("%v/config", ns.Name), @@ -157,6 +159,7 @@ func TestStore(t *testing.T) { fmt.Sprintf("%v/udp", ns.Name), 10*time.Minute, clientSet, + fs, updateCh) storer.Run(stopCh) @@ -239,7 +242,7 @@ func TestStore(t *testing.T) { t.Errorf("unexpected error creating ingress: %v", err) } - waitForNoIngressInNamespace(clientSet, ni.Namespace, ni.Name) + framework.WaitForNoIngressInNamespace(clientSet, ni.Namespace, ni.Name) if atomic.LoadUint64(&add) != 1 { t.Errorf("expected 1 event of type Create but %v ocurred", add) @@ -252,8 +255,223 @@ func TestStore(t *testing.T) { } }) - // test add secret no referenced from ingress - // test add ingress with secret it doesn't exists + t.Run("should not receive events from new secret no referenced from ingress", func(t *testing.T) { + ns := createNamespace(clientSet, t) + defer deleteNamespace(ns, clientSet, t) + + stopCh := make(chan struct{}) + defer close(stopCh) + + updateCh := make(chan Event) + defer close(updateCh) + + var add uint64 + var upd uint64 + var del uint64 + + go func(ch chan Event) { + for { + e := <-ch + if e.Obj == nil { + continue + } + switch e.Type { + case CreateEvent: + atomic.AddUint64(&add, 1) + break + case UpdateEvent: + atomic.AddUint64(&upd, 1) + break + case DeleteEvent: + atomic.AddUint64(&del, 1) + break + } + } + }(updateCh) + + fs := newFS(t) + storer := New(true, + ns.Name, + fmt.Sprintf("%v/config", ns.Name), + fmt.Sprintf("%v/tcp", ns.Name), + fmt.Sprintf("%v/udp", ns.Name), + 10*time.Minute, + clientSet, + fs, + updateCh) + + storer.Run(stopCh) + + secretName := "no-referenced" + _, _, _, err = framework.CreateIngressTLSSecret(clientSet, []string{"foo"}, secretName, ns.Name) + if err != nil { + t.Errorf("unexpected error creating secret: %v", err) + } + + time.Sleep(1 * time.Second) + + if atomic.LoadUint64(&add) != 0 { + t.Errorf("expected 0 events of type Create but %v ocurred", add) + } + if atomic.LoadUint64(&upd) != 0 { + t.Errorf("expected 0 events of type Update but %v ocurred", upd) + } + if atomic.LoadUint64(&del) != 0 { + t.Errorf("expected 0 events of type Delete but %v ocurred", del) + } + + err = clientSet.CoreV1().Secrets(ns.Name).Delete(secretName, &metav1.DeleteOptions{}) + if err != nil { + t.Errorf("unexpected error deleting secret: %v", err) + } + + if atomic.LoadUint64(&add) != 0 { + t.Errorf("expected 0 events of type Create but %v ocurred", add) + } + if atomic.LoadUint64(&upd) != 0 { + t.Errorf("expected 0 events of type Update but %v ocurred", upd) + } + if atomic.LoadUint64(&del) != 0 { + t.Errorf("expected 0 events of type Delete but %v ocurred", del) + } + }) + + t.Run("should create an ingress with a secret it doesn't exists", func(t *testing.T) { + ns := createNamespace(clientSet, t) + defer deleteNamespace(ns, clientSet, t) + + stopCh := make(chan struct{}) + defer close(stopCh) + + updateCh := make(chan Event) + defer close(updateCh) + + var add uint64 + var upd uint64 + var del uint64 + + go func(ch chan Event) { + for { + e := <-ch + if e.Obj == nil { + continue + } + switch e.Type { + case CreateEvent: + atomic.AddUint64(&add, 1) + break + case UpdateEvent: + atomic.AddUint64(&upd, 1) + break + case DeleteEvent: + atomic.AddUint64(&del, 1) + break + } + } + }(updateCh) + + fs := newFS(t) + storer := New(true, + ns.Name, + fmt.Sprintf("%v/config", ns.Name), + fmt.Sprintf("%v/tcp", ns.Name), + fmt.Sprintf("%v/udp", ns.Name), + 10*time.Minute, + clientSet, + fs, + updateCh) + + storer.Run(stopCh) + + name := "ingress-with-secret" + secretHosts := []string{name} + + // err:= createIngress(client, name, ns.Name) + _, err := ensureIngress(&v1beta1.Ingress{ + ObjectMeta: metav1.ObjectMeta{ + Name: name, + Namespace: ns.Name, + }, + Spec: v1beta1.IngressSpec{ + TLS: []v1beta1.IngressTLS{ + { + Hosts: secretHosts, + SecretName: name, + }, + }, + Rules: []v1beta1.IngressRule{ + { + Host: name, + IngressRuleValue: v1beta1.IngressRuleValue{ + HTTP: &v1beta1.HTTPIngressRuleValue{ + Paths: []v1beta1.HTTPIngressPath{ + { + Path: "/", + Backend: v1beta1.IngressBackend{ + ServiceName: "http-svc", + ServicePort: intstr.FromInt(80), + }, + }, + }, + }, + }, + }, + }, + }, + }, clientSet) + if err != nil { + t.Errorf("unexpected error creating ingress: %v", err) + } + + err = framework.WaitForIngressInNamespace(clientSet, ns.Name, name) + if err != nil { + t.Errorf("unexpected error waiting for secret: %v", err) + } + + if atomic.LoadUint64(&add) != 1 { + t.Errorf("expected 1 events of type Create but %v ocurred", add) + } + if atomic.LoadUint64(&upd) != 0 { + t.Errorf("expected 0 events of type Update but %v ocurred", upd) + } + if atomic.LoadUint64(&del) != 0 { + t.Errorf("expected 0 events of type Delete but %v ocurred", del) + } + + _, _, _, err = framework.CreateIngressTLSSecret(clientSet, secretHosts, name, ns.Name) + if err != nil { + t.Errorf("unexpected error creating secret: %v", err) + } + + t.Run("should exists a secret in the local store and filesystem", func(t *testing.T) { + err := framework.WaitForSecretInNamespace(clientSet, ns.Name, name) + if err != nil { + t.Errorf("unexpected error waiting for secret: %v", err) + } + + pemFile := fmt.Sprintf("%v/%v-%v.pem", file.DefaultSSLDirectory, ns.Name, name) + stat, err := fs.Stat(pemFile) + if err != nil { + t.Errorf("unexpected error reading secret pem file: %v", err) + } + + if stat.Size() < 1 { + t.Errorf("unexpected size of pem file (%v)", stat.Size()) + } + + secretName := fmt.Sprintf("%v/%v", ns.Name, name) + sslCert, err := storer.GetLocalSecret(secretName) + if err != nil { + t.Errorf("unexpected error reading local secret %v: %v", secretName, err) + } + + pemSHA := file.SHA1(pemFile) + if sslCert.PemSHA != pemSHA { + t.Errorf("SHA of secret on disk differs from local secret store (%v != %v)", pemSHA, sslCert.PemSHA) + } + }) + }) + // test add ingress with secret it doesn't exists and then add secret // check secret is generated on fs // check ocsp @@ -293,23 +511,10 @@ func ensureIngress(ingress *extensions.Ingress, clientSet *kubernetes.Clientset) return s, nil } -func waitForNoIngressInNamespace(c kubernetes.Interface, namespace, name string) error { - return wait.PollImmediate(1*time.Second, time.Minute*2, noIngressInNamespace(c, namespace, name)) -} - -func noIngressInNamespace(c kubernetes.Interface, namespace, name string) wait.ConditionFunc { - return func() (bool, error) { - ing, err := c.ExtensionsV1beta1().Ingresses(namespace).Get(name, metav1.GetOptions{}) - if apierrors.IsNotFound(err) { - return true, nil - } - if err != nil { - return false, err - } - - if ing == nil { - return true, nil - } - return false, nil +func newFS(t *testing.T) file.Filesystem { + fs, err := file.NewFakeFS() + if err != nil { + t.Fatalf("unexpected error creating filesystem: %v", err) } + return fs } diff --git a/internal/ingress/types.go b/internal/ingress/types.go index 6798a49d0..ccd7e291d 100644 --- a/internal/ingress/types.go +++ b/internal/ingress/types.go @@ -35,14 +35,6 @@ import ( "k8s.io/ingress-nginx/internal/ingress/resolver" ) -var ( - // DefaultSSLDirectory defines the location where the SSL certificates will be generated - // This directory contains all the SSL certificates that are specified in Ingress rules. - // The name of each file is -.pem. The content is the concatenated - // certificate and key. - DefaultSSLDirectory = "/ingress-controller/ssl" -) - // Configuration holds the definition of all the parts required to describe all // ingresses reachable by the ingress controller (using a filter by namespace) type Configuration struct { diff --git a/internal/net/ssl/ssl.go b/internal/net/ssl/ssl.go index 5efc07503..ca684b74f 100644 --- a/internal/net/ssl/ssl.go +++ b/internal/net/ssl/ssl.go @@ -26,10 +26,8 @@ import ( "encoding/pem" "errors" "fmt" - "io/ioutil" "math/big" "net" - "os" "strconv" "time" @@ -47,10 +45,12 @@ var ( ) // AddOrUpdateCertAndKey creates a .pem file wth the cert and the key with the specified name -func AddOrUpdateCertAndKey(name string, cert, key, ca []byte) (*ingress.SSLCert, error) { +func AddOrUpdateCertAndKey(name string, cert, key, ca []byte, + fs file.Filesystem) (*ingress.SSLCert, error) { + pemName := fmt.Sprintf("%v.pem", name) - pemFileName := fmt.Sprintf("%v/%v", ingress.DefaultSSLDirectory, pemName) - tempPemFile, err := ioutil.TempFile(ingress.DefaultSSLDirectory, pemName) + pemFileName := fmt.Sprintf("%v/%v", file.DefaultSSLDirectory, pemName) + tempPemFile, err := fs.TempFile(file.DefaultSSLDirectory, pemName) if err != nil { return nil, fmt.Errorf("could not create temp pem file %v: %v", pemFileName, err) @@ -74,34 +74,30 @@ func AddOrUpdateCertAndKey(name string, cert, key, ca []byte) (*ingress.SSLCert, if err != nil { return nil, fmt.Errorf("could not close temp pem file %v: %v", tempPemFile.Name(), err) } + defer fs.RemoveAll(tempPemFile.Name()) - pemCerts, err := ioutil.ReadFile(tempPemFile.Name()) + pemCerts, err := fs.ReadFile(tempPemFile.Name()) if err != nil { - _ = os.Remove(tempPemFile.Name()) return nil, err } pemBlock, _ := pem.Decode(pemCerts) if pemBlock == nil { - _ = os.Remove(tempPemFile.Name()) return nil, fmt.Errorf("no valid PEM formatted block found") } // If the file does not start with 'BEGIN CERTIFICATE' it's invalid and must not be used. if pemBlock.Type != "CERTIFICATE" { - _ = os.Remove(tempPemFile.Name()) return nil, fmt.Errorf("certificate %v contains invalid data, and must be created with 'kubectl create secret tls'", name) } pemCert, err := x509.ParseCertificate(pemBlock.Bytes) if err != nil { - _ = os.Remove(tempPemFile.Name()) return nil, err } //Ensure that certificate and private key have a matching public key if _, err := tls.X509KeyPair(cert, key); err != nil { - _ = os.Remove(tempPemFile.Name()) return nil, err } @@ -129,7 +125,7 @@ func AddOrUpdateCertAndKey(name string, cert, key, ca []byte) (*ingress.SSLCert, } } - err = os.Rename(tempPemFile.Name(), pemFileName) + err = fs.Rename(tempPemFile.Name(), pemFileName) if err != nil { return nil, fmt.Errorf("could not move temp pem file %v to destination %v: %v", tempPemFile.Name(), pemFileName, err) } @@ -147,18 +143,24 @@ func AddOrUpdateCertAndKey(name string, cert, key, ca []byte) (*ingress.SSLCert, return nil, errors.New(oe) } - caFile, err := os.OpenFile(pemFileName, os.O_RDWR|os.O_APPEND, 0600) + caData, err := fs.ReadFile(pemFileName) if err != nil { return nil, fmt.Errorf("could not open file %v for writing additional CA chains: %v", pemFileName, err) } - defer caFile.Close() + caFile, err := fs.Create(pemFileName) + _, err = caFile.Write(caData) + if err != nil { + return nil, fmt.Errorf("could not append CA to cert file %v: %v", pemFileName, err) + } + _, err = caFile.Write([]byte("\n")) if err != nil { return nil, fmt.Errorf("could not append CA to cert file %v: %v", pemFileName, err) } caFile.Write(ca) caFile.Write([]byte("\n")) + defer caFile.Close() return &ingress.SSLCert{ Certificate: pemCert, @@ -249,10 +251,10 @@ func parseSANExtension(value []byte) (dnsNames, emailAddresses []string, ipAddre // AddCertAuth creates a .pem file with the specified CAs to be used in Cert Authentication // If it's already exists, it's clobbered. -func AddCertAuth(name string, ca []byte) (*ingress.SSLCert, error) { +func AddCertAuth(name string, ca []byte, fs file.Filesystem) (*ingress.SSLCert, error) { caName := fmt.Sprintf("ca-%v.pem", name) - caFileName := fmt.Sprintf("%v/%v", ingress.DefaultSSLDirectory, caName) + caFileName := fmt.Sprintf("%v/%v", file.DefaultSSLDirectory, caName) pemCABlock, _ := pem.Decode(ca) if pemCABlock == nil { @@ -268,7 +270,13 @@ func AddCertAuth(name string, ca []byte) (*ingress.SSLCert, error) { return nil, err } - err = ioutil.WriteFile(caFileName, ca, 0644) + caFile, err := fs.Create(caFileName) + if err != nil { + return nil, fmt.Errorf("could not write CA file %v: %v", caFileName, err) + } + defer caFile.Close() + + _, err = caFile.Write(ca) if err != nil { return nil, fmt.Errorf("could not write CA file %v: %v", caFileName, err) } @@ -282,11 +290,11 @@ func AddCertAuth(name string, ca []byte) (*ingress.SSLCert, error) { } // AddOrUpdateDHParam creates a dh parameters file with the specified name -func AddOrUpdateDHParam(name string, dh []byte) (string, error) { +func AddOrUpdateDHParam(name string, dh []byte, fs file.Filesystem) (string, error) { pemName := fmt.Sprintf("%v.pem", name) - pemFileName := fmt.Sprintf("%v/%v", ingress.DefaultSSLDirectory, pemName) + pemFileName := fmt.Sprintf("%v/%v", file.DefaultSSLDirectory, pemName) - tempPemFile, err := ioutil.TempFile(ingress.DefaultSSLDirectory, pemName) + tempPemFile, err := fs.TempFile(file.DefaultSSLDirectory, pemName) glog.V(3).Infof("Creating temp file %v for DH param: %v", tempPemFile.Name(), pemName) if err != nil { @@ -303,25 +311,24 @@ func AddOrUpdateDHParam(name string, dh []byte) (string, error) { return "", fmt.Errorf("could not close temp pem file %v: %v", tempPemFile.Name(), err) } - pemCerts, err := ioutil.ReadFile(tempPemFile.Name()) + defer fs.RemoveAll(tempPemFile.Name()) + + pemCerts, err := fs.ReadFile(tempPemFile.Name()) if err != nil { - _ = os.Remove(tempPemFile.Name()) return "", err } pemBlock, _ := pem.Decode(pemCerts) if pemBlock == nil { - _ = os.Remove(tempPemFile.Name()) return "", fmt.Errorf("no valid PEM formatted block found") } // If the file does not start with 'BEGIN DH PARAMETERS' it's invalid and must not be used. if pemBlock.Type != "DH PARAMETERS" { - _ = os.Remove(tempPemFile.Name()) return "", fmt.Errorf("certificate %v contains invalid data", name) } - err = os.Rename(tempPemFile.Name(), pemFileName) + err = fs.Rename(tempPemFile.Name(), pemFileName) if err != nil { return "", fmt.Errorf("could not move temp pem file %v to destination %v: %v", tempPemFile.Name(), pemFileName, err) } @@ -382,13 +389,8 @@ func GetFakeSSLCert() ([]byte, []byte) { // FullChainCert checks if a certificate file contains issues in the intermediate CA chain // Returns a new certificate with the intermediate certificates. // If the certificate does not contains issues with the chain it return an empty byte array -func FullChainCert(in string) ([]byte, error) { - inputFile, err := os.Open(in) - if err != nil { - return nil, err - } - - data, err := ioutil.ReadAll(inputFile) +func FullChainCert(in string, fs file.Filesystem) ([]byte, error) { + data, err := fs.ReadFile(in) if err != nil { return nil, err } diff --git a/internal/net/ssl/ssl_test.go b/internal/net/ssl/ssl_test.go index 95767eeca..d6456050b 100644 --- a/internal/net/ssl/ssl_test.go +++ b/internal/net/ssl/ssl_test.go @@ -19,14 +19,13 @@ package ssl import ( "crypto/x509" "fmt" - "io/ioutil" "testing" "time" certutil "k8s.io/client-go/util/cert" "k8s.io/client-go/util/cert/triple" - "k8s.io/ingress-nginx/internal/ingress" + "k8s.io/ingress-nginx/internal/file" ) // generateRSACerts generates a self signed certificate using a self generated ca @@ -57,11 +56,7 @@ func generateRSACerts(host string) (*triple.KeyPair, *triple.KeyPair, error) { } func TestAddOrUpdateCertAndKey(t *testing.T) { - td, err := ioutil.TempDir("", "ssl") - if err != nil { - t.Fatalf("Unexpected error creating temporal directory: %v", err) - } - ingress.DefaultSSLDirectory = td + fs := newFS(t) cert, _, err := generateRSACerts("echoheaders") if err != nil { @@ -73,7 +68,7 @@ func TestAddOrUpdateCertAndKey(t *testing.T) { c := certutil.EncodeCertPEM(cert.Cert) k := certutil.EncodePrivateKeyPEM(cert.Key) - ngxCert, err := AddOrUpdateCertAndKey(name, c, k, []byte{}) + ngxCert, err := AddOrUpdateCertAndKey(name, c, k, []byte{}, fs) if err != nil { t.Fatalf("unexpected error checking SSL certificate: %v", err) } @@ -92,11 +87,7 @@ func TestAddOrUpdateCertAndKey(t *testing.T) { } func TestCACert(t *testing.T) { - td, err := ioutil.TempDir("", "ssl") - if err != nil { - t.Fatalf("Unexpected error creating temporal directory: %v", err) - } - ingress.DefaultSSLDirectory = td + fs := newFS(t) cert, CA, err := generateRSACerts("echoheaders") if err != nil { @@ -109,7 +100,7 @@ func TestCACert(t *testing.T) { k := certutil.EncodePrivateKeyPEM(cert.Key) ca := certutil.EncodeCertPEM(CA.Cert) - ngxCert, err := AddOrUpdateCertAndKey(name, c, k, ca) + ngxCert, err := AddOrUpdateCertAndKey(name, c, k, ca, fs) if err != nil { t.Fatalf("unexpected error checking SSL certificate: %v", err) } @@ -129,11 +120,10 @@ func TestGetFakeSSLCert(t *testing.T) { } func TestAddCertAuth(t *testing.T) { - td, err := ioutil.TempDir("", "ssl") + fs, err := file.NewFakeFS() if err != nil { - t.Fatalf("Unexpected error creating temporal directory: %v", err) + t.Fatalf("unexpected error creating filesystem: %v", err) } - ingress.DefaultSSLDirectory = td cn := "demo-ca" _, ca, err := generateRSACerts(cn) @@ -141,7 +131,7 @@ func TestAddCertAuth(t *testing.T) { t.Fatalf("unexpected error creating SSL certificate: %v", err) } c := certutil.EncodeCertPEM(ca.Cert) - ic, err := AddCertAuth(cn, c) + ic, err := AddCertAuth(cn, c, fs) if err != nil { t.Fatalf("unexpected error creating SSL certificate: %v", err) } @@ -149,3 +139,11 @@ func TestAddCertAuth(t *testing.T) { t.Fatalf("expected a valid CA file name") } } + +func newFS(t *testing.T) file.Filesystem { + fs, err := file.NewFakeFS() + if err != nil { + t.Fatalf("unexpected error creating filesystem: %v", err) + } + return fs +} diff --git a/internal/watch/dummy.go b/internal/watch/dummy.go new file mode 100644 index 000000000..16a607fc2 --- /dev/null +++ b/internal/watch/dummy.go @@ -0,0 +1,29 @@ +/* +Copyright 2017 The Kubernetes Authors. + +Licensed under the Apache License, Version 2.0 (the "License"); +you may not use this file except in compliance with the License. +You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. +*/ + +package watch + +// DummyFileWatcher noop implementation of a file watcher +type DummyFileWatcher struct{} + +func NewDummyFileWatcher(file string, onEvent func()) FileWatcher { + return DummyFileWatcher{} +} + +// Close ends the watch +func (f DummyFileWatcher) Close() error { + return nil +} diff --git a/internal/watch/file_watcher.go b/internal/watch/file_watcher.go index 0fea1a143..91daf0620 100644 --- a/internal/watch/file_watcher.go +++ b/internal/watch/file_watcher.go @@ -24,8 +24,12 @@ import ( "gopkg.in/fsnotify.v1" ) -// FileWatcher defines a watch over a file -type FileWatcher struct { +type FileWatcher interface { + Close() error +} + +// OSFileWatcher defines a watch over a file +type OSFileWatcher struct { file string watcher *fsnotify.Watcher // onEvent callback to be invoked after the file being watched changes @@ -34,7 +38,7 @@ type FileWatcher struct { // NewFileWatcher creates a new FileWatcher func NewFileWatcher(file string, onEvent func()) (FileWatcher, error) { - fw := FileWatcher{ + fw := OSFileWatcher{ file: file, onEvent: onEvent, } @@ -43,12 +47,12 @@ func NewFileWatcher(file string, onEvent func()) (FileWatcher, error) { } // Close ends the watch -func (f *FileWatcher) Close() error { +func (f OSFileWatcher) Close() error { return f.watcher.Close() } // watch creates a fsnotify watcher for a file and create of write events -func (f *FileWatcher) watch() error { +func (f *OSFileWatcher) watch() error { watcher, err := fsnotify.NewWatcher() if err != nil { return err diff --git a/test/e2e/framework/ssl.go b/test/e2e/framework/ssl.go new file mode 100644 index 000000000..41f0dd0eb --- /dev/null +++ b/test/e2e/framework/ssl.go @@ -0,0 +1,115 @@ +package framework + +import ( + "bytes" + "crypto/rand" + "crypto/rsa" + "crypto/x509" + "crypto/x509/pkix" + "encoding/pem" + "fmt" + "io" + "math/big" + "net" + "strings" + "time" + + "k8s.io/api/core/v1" + metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" + "k8s.io/client-go/kubernetes" +) + +const ( + rsaBits = 2048 + validFor = 365 * 24 * time.Hour +) + +// CreateIngressTLSSecret creates a secret containing TLS certificates for the given Ingress. +// If a secret with the same name already pathExists in the namespace of the +// Ingress, it's updated. +func CreateIngressTLSSecret(client kubernetes.Interface, hosts []string, secreName, namespace string) (host string, rootCA, privKey []byte, err error) { + var k, c bytes.Buffer + host = strings.Join(hosts, ",") + if err = generateRSACerts(host, true, &k, &c); err != nil { + return + } + cert := c.Bytes() + key := k.Bytes() + secret := &v1.Secret{ + ObjectMeta: metav1.ObjectMeta{ + Name: secreName, + }, + Data: map[string][]byte{ + v1.TLSCertKey: cert, + v1.TLSPrivateKeyKey: key, + }, + } + var s *v1.Secret + if s, err = client.CoreV1().Secrets(namespace).Get(secreName, metav1.GetOptions{}); err == nil { + s.Data = secret.Data + _, err = client.CoreV1().Secrets(namespace).Update(s) + } else { + _, err = client.CoreV1().Secrets(namespace).Create(secret) + } + return host, cert, key, err +} + +// generateRSACerts generates a basic self signed certificate using a key length +// of rsaBits, valid for validFor time. +func generateRSACerts(host string, isCA bool, keyOut, certOut io.Writer) error { + if len(host) == 0 { + return fmt.Errorf("Require a non-empty host for client hello") + } + priv, err := rsa.GenerateKey(rand.Reader, rsaBits) + if err != nil { + return fmt.Errorf("Failed to generate key: %v", err) + } + notBefore := time.Now() + notAfter := notBefore.Add(validFor) + + serialNumberLimit := new(big.Int).Lsh(big.NewInt(1), 128) + serialNumber, err := rand.Int(rand.Reader, serialNumberLimit) + + if err != nil { + return fmt.Errorf("failed to generate serial number: %s", err) + } + template := x509.Certificate{ + SerialNumber: serialNumber, + Subject: pkix.Name{ + CommonName: "default", + Organization: []string{"Acme Co"}, + }, + NotBefore: notBefore, + NotAfter: notAfter, + + KeyUsage: x509.KeyUsageKeyEncipherment | x509.KeyUsageDigitalSignature, + ExtKeyUsage: []x509.ExtKeyUsage{x509.ExtKeyUsageServerAuth}, + BasicConstraintsValid: true, + } + + hosts := strings.Split(host, ",") + for _, h := range hosts { + if ip := net.ParseIP(h); ip != nil { + template.IPAddresses = append(template.IPAddresses, ip) + } else { + template.DNSNames = append(template.DNSNames, h) + } + } + + if isCA { + template.IsCA = true + template.KeyUsage |= x509.KeyUsageCertSign + } + + derBytes, err := x509.CreateCertificate(rand.Reader, &template, &template, &priv.PublicKey, priv) + if err != nil { + return fmt.Errorf("Failed to create certificate: %s", err) + } + if err := pem.Encode(certOut, &pem.Block{Type: "CERTIFICATE", Bytes: derBytes}); err != nil { + return fmt.Errorf("Failed creating cert: %v", err) + } + if err := pem.Encode(keyOut, &pem.Block{Type: "RSA PRIVATE KEY", Bytes: x509.MarshalPKCS1PrivateKey(priv)}); err != nil { + return fmt.Errorf("Failed creating keay: %v", err) + } + return nil +} diff --git a/test/e2e/framework/util.go b/test/e2e/framework/util.go index f661e37c9..3427321f2 100644 --- a/test/e2e/framework/util.go +++ b/test/e2e/framework/util.go @@ -199,6 +199,69 @@ func podRunning(c kubernetes.Interface, podName, namespace string) wait.Conditio } } +func WaitForSecretInNamespace(c kubernetes.Interface, namespace, name string) error { + return wait.PollImmediate(1*time.Second, time.Minute*2, secretInNamespace(c, namespace, name)) +} + +func secretInNamespace(c kubernetes.Interface, namespace, name string) wait.ConditionFunc { + return func() (bool, error) { + s, err := c.CoreV1().Secrets(namespace).Get(name, metav1.GetOptions{}) + if apierrors.IsNotFound(err) { + return false, err + } + if err != nil { + return false, err + } + + if s != nil { + return true, nil + } + return false, nil + } +} + +func WaitForNoIngressInNamespace(c kubernetes.Interface, namespace, name string) error { + return wait.PollImmediate(1*time.Second, time.Minute*2, noIngressInNamespace(c, namespace, name)) +} + +func noIngressInNamespace(c kubernetes.Interface, namespace, name string) wait.ConditionFunc { + return func() (bool, error) { + ing, err := c.ExtensionsV1beta1().Ingresses(namespace).Get(name, metav1.GetOptions{}) + if apierrors.IsNotFound(err) { + return true, nil + } + if err != nil { + return false, err + } + + if ing == nil { + return true, nil + } + return false, nil + } +} + +func WaitForIngressInNamespace(c kubernetes.Interface, namespace, name string) error { + return wait.PollImmediate(1*time.Second, time.Minute*2, ingressInNamespace(c, namespace, name)) +} + +func ingressInNamespace(c kubernetes.Interface, namespace, name string) wait.ConditionFunc { + return func() (bool, error) { + ing, err := c.ExtensionsV1beta1().Ingresses(namespace).Get(name, metav1.GetOptions{}) + if apierrors.IsNotFound(err) { + return false, err + } + if err != nil { + return false, err + } + + if ing != nil { + return true, nil + } + return false, nil + } +} + func NewInt32(val int32) *int32 { p := new(int32) *p = val diff --git a/test/e2e/ssl/secret_update.go b/test/e2e/ssl/secret_update.go index ab540157d..1765407f3 100644 --- a/test/e2e/ssl/secret_update.go +++ b/test/e2e/ssl/secret_update.go @@ -17,16 +17,7 @@ limitations under the License. package ssl import ( - "bytes" - "crypto/rand" - "crypto/rsa" - "crypto/x509" - "crypto/x509/pkix" - "encoding/pem" "fmt" - "io" - "math/big" - "net" "strings" "time" @@ -37,15 +28,9 @@ import ( "k8s.io/api/extensions/v1beta1" metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" "k8s.io/apimachinery/pkg/util/intstr" - "k8s.io/client-go/kubernetes" "k8s.io/ingress-nginx/test/e2e/framework" ) -const ( - rsaBits = 2048 - validFor = 365 * 24 * time.Hour -) - var _ = framework.IngressNginxDescribe("SSL", func() { f := framework.NewDefaultFramework("ssl") @@ -107,7 +92,8 @@ var _ = framework.IngressNginxDescribe("SSL", func() { Expect(err).ToNot(HaveOccurred()) Expect(ing).ToNot(BeNil()) - _, _, _, err = createIngressTLSSecret(f.KubeClientSet, ing) + tls := ing.Spec.TLS[0] + _, _, _, err = framework.CreateIngressTLSSecret(f.KubeClientSet, tls.Hosts, tls.SecretName, ing.Namespace) Expect(err).ToNot(HaveOccurred()) err = f.WaitForNginxServer(host, @@ -130,94 +116,3 @@ var _ = framework.IngressNginxDescribe("SSL", func() { Expect(log).ToNot(ContainSubstring(fmt.Sprintf("error obtaining PEM from secret %v/dummy", f.Namespace.Name))) }) }) - -// createIngressTLSSecret creates a secret containing TLS certificates for the given Ingress. -// If a secret with the same name already pathExists in the namespace of the -// Ingress, it's updated. -func createIngressTLSSecret(kubeClient kubernetes.Interface, ing *v1beta1.Ingress) (host string, rootCA, privKey []byte, err error) { - var k, c bytes.Buffer - tls := ing.Spec.TLS[0] - host = strings.Join(tls.Hosts, ",") - if err = generateRSACerts(host, true, &k, &c); err != nil { - return - } - cert := c.Bytes() - key := k.Bytes() - secret := &v1.Secret{ - ObjectMeta: metav1.ObjectMeta{ - Name: tls.SecretName, - }, - Data: map[string][]byte{ - v1.TLSCertKey: cert, - v1.TLSPrivateKeyKey: key, - }, - } - var s *v1.Secret - if s, err = kubeClient.CoreV1().Secrets(ing.Namespace).Get(tls.SecretName, metav1.GetOptions{}); err == nil { - s.Data = secret.Data - _, err = kubeClient.CoreV1().Secrets(ing.Namespace).Update(s) - } else { - _, err = kubeClient.CoreV1().Secrets(ing.Namespace).Create(secret) - } - return host, cert, key, err -} - -// generateRSACerts generates a basic self signed certificate using a key length -// of rsaBits, valid for validFor time. -func generateRSACerts(host string, isCA bool, keyOut, certOut io.Writer) error { - if len(host) == 0 { - return fmt.Errorf("Require a non-empty host for client hello") - } - priv, err := rsa.GenerateKey(rand.Reader, rsaBits) - if err != nil { - return fmt.Errorf("Failed to generate key: %v", err) - } - notBefore := time.Now() - notAfter := notBefore.Add(validFor) - - serialNumberLimit := new(big.Int).Lsh(big.NewInt(1), 128) - serialNumber, err := rand.Int(rand.Reader, serialNumberLimit) - - if err != nil { - return fmt.Errorf("failed to generate serial number: %s", err) - } - template := x509.Certificate{ - SerialNumber: serialNumber, - Subject: pkix.Name{ - CommonName: "default", - Organization: []string{"Acme Co"}, - }, - NotBefore: notBefore, - NotAfter: notAfter, - - KeyUsage: x509.KeyUsageKeyEncipherment | x509.KeyUsageDigitalSignature, - ExtKeyUsage: []x509.ExtKeyUsage{x509.ExtKeyUsageServerAuth}, - BasicConstraintsValid: true, - } - - hosts := strings.Split(host, ",") - for _, h := range hosts { - if ip := net.ParseIP(h); ip != nil { - template.IPAddresses = append(template.IPAddresses, ip) - } else { - template.DNSNames = append(template.DNSNames, h) - } - } - - if isCA { - template.IsCA = true - template.KeyUsage |= x509.KeyUsageCertSign - } - - derBytes, err := x509.CreateCertificate(rand.Reader, &template, &template, &priv.PublicKey, priv) - if err != nil { - return fmt.Errorf("Failed to create certificate: %s", err) - } - if err := pem.Encode(certOut, &pem.Block{Type: "CERTIFICATE", Bytes: derBytes}); err != nil { - return fmt.Errorf("Failed creating cert: %v", err) - } - if err := pem.Encode(keyOut, &pem.Block{Type: "RSA PRIVATE KEY", Bytes: x509.MarshalPKCS1PrivateKey(priv)}); err != nil { - return fmt.Errorf("Failed creating keay: %v", err) - } - return nil -}