k8s.io/apiserver@v0.31.1/pkg/server/dynamiccertificates/dynamic_sni_content.go (about) 1 /* 2 Copyright 2019 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 package dynamiccertificates 18 19 // DynamicFileSNIContent provides a SNICertKeyContentProvider that can dynamically react to new file content 20 type DynamicFileSNIContent struct { 21 *DynamicCertKeyPairContent 22 sniNames []string 23 } 24 25 var _ SNICertKeyContentProvider = &DynamicFileSNIContent{} 26 var _ ControllerRunner = &DynamicFileSNIContent{} 27 28 // NewDynamicSNIContentFromFiles returns a dynamic SNICertKeyContentProvider based on a cert and key filename and explicit names 29 func NewDynamicSNIContentFromFiles(purpose, certFile, keyFile string, sniNames ...string) (*DynamicFileSNIContent, error) { 30 servingContent, err := NewDynamicServingContentFromFiles(purpose, certFile, keyFile) 31 if err != nil { 32 return nil, err 33 } 34 35 ret := &DynamicFileSNIContent{ 36 DynamicCertKeyPairContent: servingContent, 37 sniNames: sniNames, 38 } 39 if err := ret.loadCertKeyPair(); err != nil { 40 return nil, err 41 } 42 43 return ret, nil 44 } 45 46 // SNINames returns explicitly set SNI names for the certificate. These are not dynamic. 47 func (c *DynamicFileSNIContent) SNINames() []string { 48 return c.sniNames 49 }