b3060bfbd0
* Fix golangci-lint errors Signed-off-by: z1cheng <imchench@gmail.com> * Fix dupl errors Signed-off-by: z1cheng <imchench@gmail.com> * Fix comments Signed-off-by: z1cheng <imchench@gmail.com> * Fix errcheck lint errors Signed-off-by: z1cheng <imchench@gmail.com> * Fix assert in e2e test Signed-off-by: z1cheng <imchench@gmail.com> * Not interrupt the waitForPodsReady Signed-off-by: z1cheng <imchench@gmail.com> * Replace string with constant Signed-off-by: z1cheng <imchench@gmail.com> * Fix comments Signed-off-by: z1cheng <imchench@gmail.com> * Revert write file permision Signed-off-by: z1cheng <imchench@gmail.com> --------- Signed-off-by: z1cheng <imchench@gmail.com>
378 lines
12 KiB
Go
378 lines
12 KiB
Go
/*
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Copyright 2018 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package modsecurity
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import (
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"net/http"
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"strings"
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"github.com/onsi/ginkgo/v2"
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"k8s.io/ingress-nginx/test/e2e/framework"
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)
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const (
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modSecurityFooHost = "modsecurity.foo.com"
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defaultSnippet = `SecRuleEngine On
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SecRequestBodyAccess On
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SecAuditEngine RelevantOnly
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SecAuditLogParts ABIJDEFHZ
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SecAuditLog /dev/stdout
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SecAuditLogType Serial
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SecRule REQUEST_HEADERS:User-Agent \"block-ua\" \"log,deny,id:107,status:403,msg:\'UA blocked\'\"`
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)
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var _ = framework.DescribeAnnotation("modsecurity owasp", func() {
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f := framework.NewDefaultFramework("modsecuritylocation")
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ginkgo.BeforeEach(func() {
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f.NewEchoDeployment()
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})
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ginkgo.It("should enable modsecurity", func() {
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host := modSecurityFooHost
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nameSpace := f.Namespace
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annotations := map[string]string{
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"nginx.ingress.kubernetes.io/enable-modsecurity": "true",
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}
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ing := framework.NewSingleIngress(host, "/", host, nameSpace, framework.EchoService, 80, annotations)
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f.EnsureIngress(ing)
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f.WaitForNginxServer(host,
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func(server string) bool {
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return strings.Contains(server, "modsecurity on;") &&
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strings.Contains(server, "modsecurity_rules_file /etc/nginx/modsecurity/modsecurity.conf;")
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})
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})
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ginkgo.It("should enable modsecurity with transaction ID and OWASP rules", func() {
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host := modSecurityFooHost
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nameSpace := f.Namespace
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annotations := map[string]string{
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"nginx.ingress.kubernetes.io/enable-modsecurity": "true",
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"nginx.ingress.kubernetes.io/enable-owasp-core-rules": "true",
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"nginx.ingress.kubernetes.io/modsecurity-transaction-id": "modsecurity-$request_id",
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}
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ing := framework.NewSingleIngress(host, "/", host, nameSpace, framework.EchoService, 80, annotations)
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f.EnsureIngress(ing)
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f.WaitForNginxServer(host,
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func(server string) bool {
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return strings.Contains(server, "modsecurity on;") &&
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strings.Contains(server, "modsecurity_rules_file /etc/nginx/owasp-modsecurity-crs/nginx-modsecurity.conf;") &&
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strings.Contains(server, "modsecurity_transaction_id \"modsecurity-$request_id\";")
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})
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})
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ginkgo.It("should disable modsecurity", func() {
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host := modSecurityFooHost
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nameSpace := f.Namespace
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annotations := map[string]string{
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"nginx.ingress.kubernetes.io/enable-modsecurity": "false",
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}
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ing := framework.NewSingleIngress(host, "/", host, nameSpace, framework.EchoService, 80, annotations)
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f.EnsureIngress(ing)
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f.WaitForNginxServer(host,
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func(server string) bool {
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return !strings.Contains(server, "modsecurity on;")
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})
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})
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ginkgo.It("should enable modsecurity with snippet", func() {
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host := modSecurityFooHost
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nameSpace := f.Namespace
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annotations := map[string]string{
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"nginx.ingress.kubernetes.io/enable-modsecurity": "true",
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"nginx.ingress.kubernetes.io/modsecurity-snippet": "SecRuleEngine On",
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}
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ing := framework.NewSingleIngress(host, "/", host, nameSpace, framework.EchoService, 80, annotations)
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f.EnsureIngress(ing)
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f.WaitForNginxServer(host,
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func(server string) bool {
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return strings.Contains(server, "modsecurity on;") &&
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strings.Contains(server, "SecRuleEngine On")
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})
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})
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ginkgo.It("should enable modsecurity without using 'modsecurity on;'", func() {
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f.SetNginxConfigMapData(map[string]string{
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"enable-modsecurity": "true",
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},
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)
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host := modSecurityFooHost
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nameSpace := f.Namespace
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annotations := map[string]string{
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"nginx.ingress.kubernetes.io/enable-modsecurity": "true",
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}
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ing := framework.NewSingleIngress(host, "/", host, nameSpace, framework.EchoService, 80, annotations)
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f.EnsureIngress(ing)
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f.WaitForNginxServer(host,
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func(server string) bool {
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return !strings.Contains(server, "modsecurity on;") &&
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!strings.Contains(server, "modsecurity_rules_file /etc/nginx/modsecurity/modsecurity.conf;")
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})
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})
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ginkgo.It("should disable modsecurity using 'modsecurity off;'", func() {
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f.SetNginxConfigMapData(map[string]string{
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"enable-modsecurity": "true",
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},
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)
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host := modSecurityFooHost
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nameSpace := f.Namespace
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annotations := map[string]string{
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"nginx.ingress.kubernetes.io/enable-modsecurity": "false",
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}
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ing := framework.NewSingleIngress(host, "/", host, nameSpace, framework.EchoService, 80, annotations)
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f.EnsureIngress(ing)
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f.WaitForNginxServer(host,
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func(server string) bool {
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return strings.Contains(server, "modsecurity off;")
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})
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})
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ginkgo.It("should enable modsecurity with snippet and block requests", func() {
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host := modSecurityFooHost
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nameSpace := f.Namespace
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snippet := defaultSnippet
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annotations := map[string]string{
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"nginx.ingress.kubernetes.io/enable-modsecurity": "true",
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"nginx.ingress.kubernetes.io/modsecurity-snippet": snippet,
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}
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f.UpdateNginxConfigMapData("annotation-value-word-blocklist", "load_module, lua_package, _by_lua, location, root, {, }")
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// Sleep a while just to guarantee that the configmap is applied
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framework.Sleep()
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ing := framework.NewSingleIngress(host, "/", host, nameSpace, framework.EchoService, 80, annotations)
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f.EnsureIngress(ing)
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f.WaitForNginxServer(host,
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func(server string) bool {
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return strings.Contains(server, "modsecurity on;") &&
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strings.Contains(server, "SecRuleEngine On")
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})
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f.HTTPTestClient().
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GET("/").
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WithHeader("Host", host).
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WithHeader("User-Agent", "block-ua").
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Expect().
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Status(http.StatusForbidden)
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})
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ginkgo.It("should enable modsecurity globally and with modsecurity-snippet block requests", func() {
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host := modSecurityFooHost
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nameSpace := f.Namespace
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snippet := defaultSnippet
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annotations := map[string]string{
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"nginx.ingress.kubernetes.io/modsecurity-snippet": snippet,
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}
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f.UpdateNginxConfigMapData("annotation-value-word-blocklist", "load_module, lua_package, _by_lua, location, root, {, }")
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// Sleep a while just to guarantee that the configmap is applied
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framework.Sleep()
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ing := framework.NewSingleIngress(host, "/", host, nameSpace, framework.EchoService, 80, annotations)
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f.EnsureIngress(ing)
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f.UpdateNginxConfigMapData("enable-modsecurity", "true")
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f.WaitForNginxServer(host,
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func(server string) bool {
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return strings.Contains(server, "SecRuleEngine On")
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})
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f.HTTPTestClient().
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GET("/").
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WithHeader("Host", host).
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WithHeader("User-Agent", "block-ua").
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Expect().
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Status(http.StatusForbidden)
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})
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ginkgo.It("should enable modsecurity when enable-owasp-modsecurity-crs is set to true", func() {
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host := modSecurityFooHost
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nameSpace := f.Namespace
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snippet := defaultSnippet
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annotations := map[string]string{
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"nginx.ingress.kubernetes.io/modsecurity-snippet": snippet,
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}
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f.UpdateNginxConfigMapData("annotation-value-word-blocklist", "load_module, lua_package, _by_lua, location, root, {, }")
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// Sleep a while just to guarantee that the configmap is applied
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framework.Sleep()
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ing := framework.NewSingleIngress(host, "/", host, nameSpace, framework.EchoService, 80, annotations)
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f.EnsureIngress(ing)
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f.SetNginxConfigMapData(map[string]string{
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"enable-modsecurity": "true",
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"enable-owasp-modsecurity-crs": "true",
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})
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f.WaitForNginxServer(host,
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func(server string) bool {
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return strings.Contains(server, "SecRuleEngine On")
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})
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f.HTTPTestClient().
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GET("/").
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WithHeader("Host", host).
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WithHeader("User-Agent", "block-ua").
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Expect().
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Status(http.StatusForbidden)
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})
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ginkgo.It("should enable modsecurity through the config map", func() {
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host := modSecurityFooHost
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nameSpace := f.Namespace
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snippet := `SecRequestBodyAccess On
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SecAuditEngine RelevantOnly
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SecAuditLogParts ABIJDEFHZ
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SecAuditLog /dev/stdout
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SecAuditLogType Serial
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SecRule REQUEST_HEADERS:User-Agent \"block-ua\" \"log,deny,id:107,status:403,msg:\'UA blocked\'\"`
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annotations := map[string]string{
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"nginx.ingress.kubernetes.io/modsecurity-snippet": snippet,
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}
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f.UpdateNginxConfigMapData("annotation-value-word-blocklist", "load_module, lua_package, _by_lua, location, root, {, }")
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// Sleep a while just to guarantee that the configmap is applied
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framework.Sleep()
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ing := framework.NewSingleIngress(host, "/", host, nameSpace, framework.EchoService, 80, annotations)
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f.EnsureIngress(ing)
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expectedComment := "SecRuleEngine On"
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f.SetNginxConfigMapData(map[string]string{
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"enable-modsecurity": "true",
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"enable-owasp-modsecurity-crs": "true",
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"modsecurity-snippet": expectedComment,
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})
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f.WaitForNginxServer(host,
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func(server string) bool {
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return strings.Contains(server, "SecRequestBodyAccess On")
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})
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f.HTTPTestClient().
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GET("/").
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WithHeader("Host", host).
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WithHeader("User-Agent", "block-ua").
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Expect().
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Status(http.StatusForbidden)
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})
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ginkgo.It("should enable modsecurity through the config map but ignore snippet as disabled by admin", func() {
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host := modSecurityFooHost
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nameSpace := f.Namespace
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snippet := `SecRequestBodyAccess On
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SecAuditEngine RelevantOnly
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SecAuditLogParts ABIJDEFHZ
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SecAuditLog /dev/stdout
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SecAuditLogType Serial
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SecRule REQUEST_HEADERS:User-Agent \"block-ua\" \"log,deny,id:107,status:403,msg:\'UA blocked\'\"`
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annotations := map[string]string{
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"nginx.ingress.kubernetes.io/modsecurity-snippet": snippet,
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}
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f.UpdateNginxConfigMapData("annotation-value-word-blocklist", "load_module, lua_package, _by_lua, location, root, {, }")
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// Sleep a while just to guarantee that the configmap is applied
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framework.Sleep()
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ing := framework.NewSingleIngress(host, "/", host, nameSpace, framework.EchoService, 80, annotations)
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f.EnsureIngress(ing)
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expectedComment := "SecRuleEngine On"
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f.SetNginxConfigMapData(map[string]string{
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"enable-modsecurity": "true",
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"enable-owasp-modsecurity-crs": "true",
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"allow-snippet-annotations": "false",
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"modsecurity-snippet": expectedComment,
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})
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f.WaitForNginxServer(host,
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func(server string) bool {
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return !strings.Contains(server, "block-ua")
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})
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f.HTTPTestClient().
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GET("/").
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WithHeader("Host", host).
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WithHeader("User-Agent", "block-ua").
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Expect().
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Status(http.StatusOK)
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})
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ginkgo.It("should disable default modsecurity conf setting when modsecurity-snippet is specified", func() {
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host := modSecurityFooHost
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nameSpace := f.Namespace
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snippet := `SecRuleEngine On
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SecRequestBodyAccess On
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SecAuditEngine RelevantOnly
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SecAuditLogParts ABIJDEFHZ
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SecAuditLogType Concurrent
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SecAuditLog /var/tmp/modsec_audit.log
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SecAuditLogStorageDir /var/tmp/
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SecRule REQUEST_HEADERS:User-Agent \"block-ua\" \"log,deny,id:107,status:403,msg:\'UA blocked\'\"`
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annotations := map[string]string{
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"nginx.ingress.kubernetes.io/enable-modsecurity": "true",
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"nginx.ingress.kubernetes.io/modsecurity-snippet": snippet,
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}
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f.UpdateNginxConfigMapData("annotation-value-word-blocklist", "load_module, lua_package, _by_lua, location, root, {, }")
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// Sleep a while just to guarantee that the configmap is applied
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framework.Sleep()
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ing := framework.NewSingleIngress(host, "/", host, nameSpace, framework.EchoService, 80, annotations)
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f.EnsureIngress(ing)
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f.WaitForNginxServer(host,
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func(server string) bool {
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return !strings.Contains(server, "modsecurity_rules_file /etc/nginx/modsecurity/modsecurity.conf;") &&
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strings.Contains(server, "SecAuditLog /var/tmp/modsec_audit.log")
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})
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f.HTTPTestClient().
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GET("/").
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WithHeader("Host", host).
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WithHeader("User-Agent", "block-ua").
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Expect().
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Status(http.StatusForbidden)
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})
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})
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