MaysWind
79 lines
1.9 KiB
Go
79 lines
1.9 KiB
Go
package httpclient
|
|
|
|
import (
|
|
"bytes"
|
|
"crypto/tls"
|
|
"io"
|
|
"net/http"
|
|
"net/url"
|
|
"time"
|
|
)
|
|
|
|
type defaultTransport struct {
|
|
defaultUserAgent string
|
|
enableHttpResponseLog bool
|
|
baseTransport http.RoundTripper
|
|
}
|
|
|
|
func (t *defaultTransport) RoundTrip(req *http.Request) (*http.Response, error) {
|
|
if len(req.Header.Values("User-Agent")) < 1 {
|
|
req.Header.Set("User-Agent", t.defaultUserAgent)
|
|
} else if req.Header.Get("User-Agent") == "" {
|
|
req.Header.Del("User-Agent")
|
|
}
|
|
|
|
resp, err := t.baseTransport.RoundTrip(req)
|
|
|
|
if t.enableHttpResponseLog && err == nil {
|
|
ctx := req.Context()
|
|
|
|
if handler, ok := ctx.Value(logHandleKey).(HttpResponseLogHandlerFunc); ok {
|
|
defer resp.Body.Close()
|
|
body, err := io.ReadAll(resp.Body)
|
|
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
handler(body)
|
|
|
|
resp.Body = io.NopCloser(bytes.NewReader(body))
|
|
}
|
|
}
|
|
|
|
return resp, err
|
|
}
|
|
|
|
// NewHttpClient creates and returns a new http client with specified settings
|
|
func NewHttpClient(requestTimeout uint32, proxy string, skipTLSVerify bool, defaultUserAgent string, enableHttpResponseLog bool) *http.Client {
|
|
baseTransport := http.DefaultTransport.(*http.Transport).Clone()
|
|
SetProxyUrl(baseTransport, proxy)
|
|
|
|
if skipTLSVerify {
|
|
baseTransport.TLSClientConfig = &tls.Config{
|
|
InsecureSkipVerify: true,
|
|
}
|
|
}
|
|
|
|
return &http.Client{
|
|
Transport: &defaultTransport{
|
|
defaultUserAgent: defaultUserAgent,
|
|
enableHttpResponseLog: enableHttpResponseLog,
|
|
baseTransport: baseTransport,
|
|
},
|
|
Timeout: time.Duration(requestTimeout) * time.Millisecond,
|
|
}
|
|
}
|
|
|
|
// SetProxyUrl sets proxy url to http transport according to specified proxy setting
|
|
func SetProxyUrl(transport *http.Transport, proxy string) {
|
|
if proxy == "none" {
|
|
transport.Proxy = nil
|
|
} else if proxy != "system" {
|
|
proxy, _ := url.Parse(proxy)
|
|
transport.Proxy = http.ProxyURL(proxy)
|
|
} else {
|
|
transport.Proxy = http.ProxyFromEnvironment
|
|
}
|
|
}
|