| /* |
| * 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 tlsutil |
| |
| import ( |
| "crypto/tls" |
| ) |
| |
| type SSLConfig struct { |
| VerifyPeer bool |
| VerifyHostName bool |
| CipherSuites []uint16 |
| MinVersion uint16 |
| MaxVersion uint16 |
| CACertFile string |
| CertFile string |
| KeyFile string |
| KeyPassphase string |
| } |
| |
| type SSLConfigOption func(*SSLConfig) |
| |
| func WithVerifyPeer(b bool) SSLConfigOption { return func(c *SSLConfig) { c.VerifyPeer = b } } |
| func WithVerifyHostName(b bool) SSLConfigOption { return func(c *SSLConfig) { c.VerifyHostName = b } } |
| func WithCipherSuits(s []uint16) SSLConfigOption { return func(c *SSLConfig) { c.CipherSuites = s } } |
| func WithVersion(min, max uint16) SSLConfigOption { |
| return func(c *SSLConfig) { c.MinVersion, c.MaxVersion = min, max } |
| } |
| func WithCert(f string) SSLConfigOption { return func(c *SSLConfig) { c.CertFile = f } } |
| func WithKey(k string) SSLConfigOption { return func(c *SSLConfig) { c.KeyFile = k } } |
| func WithKeyPass(p string) SSLConfigOption { return func(c *SSLConfig) { c.KeyPassphase = p } } |
| func WithCA(f string) SSLConfigOption { return func(c *SSLConfig) { c.CACertFile = f } } |
| |
| func toSSLConfig(opts ...SSLConfigOption) (op SSLConfig) { |
| for _, opt := range opts { |
| opt(&op) |
| } |
| return |
| } |
| |
| func DefaultClientTLSOptions() []SSLConfigOption { |
| return []SSLConfigOption{ |
| WithVerifyPeer(true), |
| WithVerifyHostName(true), |
| WithVersion(tls.VersionTLS12, tls.VersionTLS12), |
| } |
| } |
| |
| func DefaultServerTLSOptions() []SSLConfigOption { |
| return []SSLConfigOption{ |
| WithVerifyPeer(true), |
| WithVersion(tls.VersionTLS12, tls.VersionTLS12), |
| WithCipherSuits(TLS_CIPHER_SUITE), |
| } |
| } |