1 /* 2 Copyright 2018 The Kubernetes Authors. 3 4 Licensed under the Apache License, Version 2.0 (the "License"); 5 you may not use this file except in compliance with the License. 6 You may obtain a copy of the License at 7 8 http://www.apache.org/licenses/LICENSE-2.0 9 10 Unless required by applicable law or agreed to in writing, software 11 distributed under the License is distributed on an "AS IS" BASIS, 12 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 See the License for the specific language governing permissions and 14 limitations under the License. 15 */ 16 17 /* 18 Package writer provides method to provision and persist the certificates. 19 20 It will create the certificates if they don't exist. 21 It will ensure the certificates are valid and not expiring. If not, it will recreate them. 22 23 Create a CertWriter that can write the certificate to secret 24 25 writer, err := NewSecretCertWriter(SecretCertWriterOptions{ 26 Secret: types.NamespacedName{Namespace: "foo", Name: "bar"}, 27 Client: client, 28 }) 29 if err != nil { 30 // handler error 31 } 32 33 Create a CertWriter that can write the certificate to the filesystem. 34 35 writer, err := NewFSCertWriter(FSCertWriterOptions{ 36 Path: "path/to/cert/", 37 }) 38 if err != nil { 39 // handler error 40 } 41 42 Provision the certificates using the CertWriter. The certificate will be available in the desired secret or 43 the desired path. 44 45 // writer can be either one of the CertWriters created above 46 certs, changed, err := writer.EnsureCerts("admissionwebhook.k8s.io", false) 47 if err != nil { 48 // handler error 49 } 50 51 Inject necessary information given the objects. 52 53 err = writer.Inject(objs...) 54 if err != nil { 55 // handler error 56 } 57 */ 58 package writer 59 60 import ( 61 logf "sigs.k8s.io/controller-runtime/pkg/log" 62 ) 63 64 var log = logf.Log.WithName("admission").WithName("cert").WithName("writer") 65