/
http.go
67 lines (55 loc) · 1.31 KB
/
http.go
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package util
import (
"bytes"
"fmt"
"io/ioutil"
"net"
"net/http"
"sync"
"time"
)
var httpOnce sync.Once
var netClient *http.Client
func GetHTTPClient() *http.Client {
httpOnce.Do(func() {
var netTransport = &http.Transport{
Dial: (&net.Dialer{
Timeout: 5 * time.Second,
KeepAlive: 30 * time.Second,
}).Dial,
TLSHandshakeTimeout: 5 * time.Second,
ResponseHeaderTimeout: 5 * time.Second,
ExpectContinueTimeout: 1 * time.Second,
}
netClient = &http.Client{
Timeout: time.Second * 20,
Transport: netTransport,
}
})
return netClient
}
// HTTPReq ..
func HTTPReq(method string, url string, httpClient *http.Client, content []byte, headers map[string]string) (body []byte, err error) {
req, err := http.NewRequest(method, url, bytes.NewBuffer(content))
if headers != nil {
for k, v := range headers {
req.Header.Set(k, v)
}
}
resp, err := httpClient.Do(req)
if err != nil {
err = fmt.Errorf("HTTP get failed. err = %v, url = %s", err, url)
return
}
if resp.StatusCode != http.StatusOK {
err = fmt.Errorf("HTTP read body failed. status code:%+v, url = %s", resp.StatusCode, url)
return
}
defer resp.Body.Close()
body, err = ioutil.ReadAll(resp.Body)
if err != nil {
err = fmt.Errorf("HTTP read body failed. err = %v, url = %s", err, url)
return
}
return
}