forked from gpmgo/gopm
/
http.go
52 lines (44 loc) · 1.53 KB
/
http.go
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// Copyright 2013 gopm 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 doc
import (
"flag"
"net"
"net/http"
"time"
"github.com/Unknwon/com"
)
var (
dialTimeout = flag.Duration("dial_timeout", 10*time.Second, "Timeout for dialing an HTTP connection.")
requestTimeout = flag.Duration("request_timeout", 20*time.Second, "Time out for roundtripping an HTTP request.")
)
func timeoutDial(network, addr string) (net.Conn, error) {
return net.DialTimeout(network, addr, *dialTimeout)
}
type transport struct {
t http.Transport
}
func (t *transport) RoundTrip(req *http.Request) (*http.Response, error) {
timer := time.AfterFunc(*requestTimeout, func() {
t.t.CancelRequest(req)
com.ColorLog("[WARN] Canceled request for %s, please interrupt the program.\n", req.URL)
})
defer timer.Stop()
resp, err := t.t.RoundTrip(req)
return resp, err
}
var (
httpTransport = &transport{t: http.Transport{Dial: timeoutDial, ResponseHeaderTimeout: *requestTimeout / 2}}
HttpClient = &http.Client{Transport: httpTransport}
)