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tls support: dubbo/dubbo3/grpc protocol (#2073)
* tls support for grpc protocol * tls support for grpc protocol
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,93 @@ | ||
| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one or more | ||
| * contributor license agreements. See the NOTICE file distributed with | ||
| * this work for additional information regarding copyright ownership. | ||
| * The ASF licenses this file to You under the Apache License, Version 2.0 | ||
| * (the "License"); you may not use this file except in compliance with | ||
| * the License. You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
|
||
| package config | ||
|
|
||
| import ( | ||
| "crypto/tls" | ||
| "crypto/x509" | ||
| "io/ioutil" | ||
| ) | ||
|
|
||
| // TLSConfig tls config | ||
| type TLSConfig struct { | ||
| CACertFile string `yaml:"ca_cert_file" json:"ca_cert_file" property:"ca_cert_file"` | ||
| TLSCertFile string `yaml:"tls_cert_file" json:"tls_cert_file" property:"tls_cert_file"` | ||
| TLSKeyFile string `yaml:"tls_key_file" json:"tls_key_file" property:"tls_key_file"` | ||
| TLSServerName string `yaml:"tls_server_name" json:"tls_server_name" property:"tls_server_name"` | ||
| } | ||
|
|
||
| // GetServerTlsConfig build server tls config from TLSConfig | ||
| func GetServerTlsConfig(opt *TLSConfig) (*tls.Config, error) { | ||
| //no TLS | ||
| if opt.TLSCertFile == "" && opt.TLSKeyFile == "" { | ||
| return nil, nil | ||
| } | ||
| var ca *x509.CertPool | ||
| cfg := &tls.Config{} | ||
| //need mTLS | ||
| if opt.CACertFile != "" { | ||
| ca = x509.NewCertPool() | ||
| caBytes, err := ioutil.ReadFile(opt.CACertFile) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| if ok := ca.AppendCertsFromPEM(caBytes); !ok { | ||
| return nil, err | ||
| } | ||
| cfg.ClientAuth = tls.RequireAndVerifyClientCert | ||
| cfg.ClientCAs = ca | ||
| } | ||
| cert, err := tls.LoadX509KeyPair(opt.TLSCertFile, opt.TLSKeyFile) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| cfg.Certificates = []tls.Certificate{cert} | ||
| cfg.ServerName = opt.TLSServerName | ||
|
|
||
| return cfg, nil | ||
| } | ||
|
|
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| // GetClientTlsConfig build client tls config from TLSConfig | ||
| func GetClientTlsConfig(opt *TLSConfig) (*tls.Config, error) { | ||
| //no TLS | ||
| if opt.CACertFile == "" { | ||
| return nil, nil | ||
| } | ||
| cfg := &tls.Config{ | ||
| ServerName: opt.TLSServerName, | ||
| } | ||
| ca := x509.NewCertPool() | ||
| caBytes, err := ioutil.ReadFile(opt.CACertFile) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| if ok := ca.AppendCertsFromPEM(caBytes); !ok { | ||
| return nil, err | ||
| } | ||
| cfg.RootCAs = ca | ||
| //need mTls | ||
| if opt.TLSCertFile != "" { | ||
| var cert tls.Certificate | ||
| cert, err = tls.LoadX509KeyPair(opt.TLSCertFile, opt.TLSKeyFile) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| cfg.Certificates = []tls.Certificate{cert} | ||
| } | ||
| return cfg, err | ||
| } |
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