| // Copyright 2016 The etcd Authors |
| // |
| // Licensed 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 transport |
| |
| import ( |
| "net" |
| "net/http" |
| "strings" |
| "time" |
| ) |
| |
| type unixTransport struct{ *http.Transport } |
| |
| func NewTransport(info TLSInfo, dialtimeoutd time.Duration) (*http.Transport, error) { |
| cfg, err := info.ClientConfig() |
| if err != nil { |
| return nil, err |
| } |
| |
| t := &http.Transport{ |
| Proxy: http.ProxyFromEnvironment, |
| Dial: (&net.Dialer{ |
| Timeout: dialtimeoutd, |
| // value taken from http.DefaultTransport |
| KeepAlive: 30 * time.Second, |
| }).Dial, |
| // value taken from http.DefaultTransport |
| TLSHandshakeTimeout: 10 * time.Second, |
| TLSClientConfig: cfg, |
| } |
| |
| dialer := (&net.Dialer{ |
| Timeout: dialtimeoutd, |
| KeepAlive: 30 * time.Second, |
| }) |
| dial := func(net, addr string) (net.Conn, error) { |
| return dialer.Dial("unix", addr) |
| } |
| |
| tu := &http.Transport{ |
| Proxy: http.ProxyFromEnvironment, |
| Dial: dial, |
| TLSHandshakeTimeout: 10 * time.Second, |
| TLSClientConfig: cfg, |
| } |
| ut := &unixTransport{tu} |
| |
| t.RegisterProtocol("unix", ut) |
| t.RegisterProtocol("unixs", ut) |
| |
| return t, nil |
| } |
| |
| func (urt *unixTransport) RoundTrip(req *http.Request) (*http.Response, error) { |
| url := *req.URL |
| req.URL = &url |
| req.URL.Scheme = strings.Replace(req.URL.Scheme, "unix", "http", 1) |
| return urt.Transport.RoundTrip(req) |
| } |