73 lines
2 KiB
Go
73 lines
2 KiB
Go
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/*
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Copyright 2015 The Kubernetes Authors All rights reserved.
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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 nginx
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import (
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"crypto/x509"
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"encoding/pem"
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"fmt"
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"io/ioutil"
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"os"
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"github.com/golang/glog"
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)
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// AddOrUpdateCertAndKey creates a .pem file wth the cert and the key with the specified name
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func (nginx *NginxManager) AddOrUpdateCertAndKey(name string, cert string, key string) string {
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pemFileName := sslDirectory + "/" + name + ".pem"
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pem, err := os.Create(pemFileName)
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if err != nil {
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glog.Fatalf("Couldn't create pem file %v: %v", pemFileName, err)
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}
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defer pem.Close()
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_, err = pem.WriteString(fmt.Sprintf("%v\n%v", key, cert))
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if err != nil {
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glog.Fatalf("Couldn't write to pem file %v: %v", pemFileName, err)
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}
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return pemFileName
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}
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// CheckSSLCertificate checks if the certificate and key file are valid
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// returning the result of the validation and the list of hostnames
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// contained in the common name/s
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func (nginx *NginxManager) CheckSSLCertificate(secretName string) ([]string, error) {
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pemFileName := sslDirectory + "/" + secretName + ".pem"
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pemCerts, err := ioutil.ReadFile(pemFileName)
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if err != nil {
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return []string{}, err
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}
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var block *pem.Block
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block, pemCerts = pem.Decode(pemCerts)
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cert, err := x509.ParseCertificate(block.Bytes)
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if err != nil {
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return []string{}, err
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}
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cn := []string{cert.Subject.CommonName}
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if len(cert.DNSNames) > 0 {
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cn = append(cn, cert.DNSNames...)
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}
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glog.V(2).Infof("DNS %v %v\n", cn, len(cn))
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return cn, nil
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}
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