151 lines
3.8 KiB
Go
151 lines
3.8 KiB
Go
/*
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Copyright 2015 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 ssl
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import (
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"crypto/x509"
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"fmt"
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"io/ioutil"
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"testing"
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"time"
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certutil "k8s.io/client-go/util/cert"
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"k8s.io/client-go/util/cert/triple"
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"k8s.io/ingress-nginx/pkg/ingress"
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)
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// generateRSACerts generates a self signed certificate using a self generated ca
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func generateRSACerts(host string) (*triple.KeyPair, *triple.KeyPair, error) {
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ca, err := triple.NewCA("self-sign-ca")
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if err != nil {
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return nil, nil, err
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}
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key, err := certutil.NewPrivateKey()
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if err != nil {
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return nil, nil, fmt.Errorf("unable to create a server private key: %v", err)
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}
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config := certutil.Config{
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CommonName: host,
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Usages: []x509.ExtKeyUsage{x509.ExtKeyUsageAny},
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}
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cert, err := certutil.NewSignedCert(config, key, ca.Cert, ca.Key)
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if err != nil {
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return nil, nil, fmt.Errorf("unable to sign the server certificate: %v", err)
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}
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return &triple.KeyPair{
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Key: key,
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Cert: cert,
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}, ca, nil
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}
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func TestAddOrUpdateCertAndKey(t *testing.T) {
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td, err := ioutil.TempDir("", "ssl")
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if err != nil {
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t.Fatalf("Unexpected error creating temporal directory: %v", err)
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}
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ingress.DefaultSSLDirectory = td
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cert, _, err := generateRSACerts("echoheaders")
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if err != nil {
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t.Fatalf("unexpected error creating SSL certificate: %v", err)
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}
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name := fmt.Sprintf("test-%v", time.Now().UnixNano())
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c := certutil.EncodeCertPEM(cert.Cert)
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k := certutil.EncodePrivateKeyPEM(cert.Key)
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ngxCert, err := AddOrUpdateCertAndKey(name, c, k, []byte{})
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if err != nil {
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t.Fatalf("unexpected error checking SSL certificate: %v", err)
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}
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if ngxCert.PemFileName == "" {
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t.Fatalf("expected path to pem file but returned empty")
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}
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if len(ngxCert.CN) == 0 {
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t.Fatalf("expected at least one cname but none returned")
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}
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if ngxCert.CN[0] != "echoheaders" {
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t.Fatalf("expected cname echoheaders but %v returned", ngxCert.CN[0])
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}
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}
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func TestCACert(t *testing.T) {
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td, err := ioutil.TempDir("", "ssl")
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if err != nil {
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t.Fatalf("Unexpected error creating temporal directory: %v", err)
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}
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ingress.DefaultSSLDirectory = td
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cert, CA, err := generateRSACerts("echoheaders")
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if err != nil {
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t.Fatalf("unexpected error creating SSL certificate: %v", err)
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}
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name := fmt.Sprintf("test-%v", time.Now().UnixNano())
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c := certutil.EncodeCertPEM(cert.Cert)
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k := certutil.EncodePrivateKeyPEM(cert.Key)
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ca := certutil.EncodeCertPEM(CA.Cert)
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ngxCert, err := AddOrUpdateCertAndKey(name, c, k, ca)
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if err != nil {
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t.Fatalf("unexpected error checking SSL certificate: %v", err)
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}
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if ngxCert.CAFileName == "" {
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t.Fatalf("expected a valid CA file name")
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}
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}
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func TestGetFakeSSLCert(t *testing.T) {
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k, c := GetFakeSSLCert()
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if len(k) == 0 {
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t.Fatalf("expected a valid key")
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}
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if len(c) == 0 {
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t.Fatalf("expected a valid certificate")
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}
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}
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func TestAddCertAuth(t *testing.T) {
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td, err := ioutil.TempDir("", "ssl")
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if err != nil {
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t.Fatalf("Unexpected error creating temporal directory: %v", err)
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}
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ingress.DefaultSSLDirectory = td
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cn := "demo-ca"
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_, ca, err := generateRSACerts(cn)
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if err != nil {
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t.Fatalf("unexpected error creating SSL certificate: %v", err)
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}
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c := certutil.EncodeCertPEM(ca.Cert)
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ic, err := AddCertAuth(cn, c)
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if err != nil {
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t.Fatalf("unexpected error creating SSL certificate: %v", err)
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}
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if ic.CAFileName == "" {
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t.Fatalf("expected a valid CA file name")
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}
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}
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