2014-05-06 15:50:31 +00:00
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// Copyright 2013 The Beego Authors. All rights reserved.
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// Copyright 2014 The Gogs Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package httplib
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import (
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"bytes"
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2021-07-14 14:43:13 +00:00
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"context"
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2014-05-06 15:50:31 +00:00
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"crypto/tls"
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"encoding/xml"
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"io"
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"io/ioutil"
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2014-11-18 20:13:08 +00:00
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"log"
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2014-08-23 13:13:55 +00:00
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"mime/multipart"
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"net"
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"net/http"
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"net/http/cookiejar"
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"net/http/httputil"
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"net/url"
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"os"
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"strings"
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"sync"
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"time"
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2021-03-01 21:08:10 +00:00
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jsoniter "github.com/json-iterator/go"
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2014-05-06 15:50:31 +00:00
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)
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2018-01-22 20:37:14 +00:00
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var defaultSetting = Settings{false, "GiteaServer", 60 * time.Second, 60 * time.Second, nil, nil, nil, false}
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2014-08-23 13:13:55 +00:00
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var defaultCookieJar http.CookieJar
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var settingMutex sync.Mutex
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// createDefaultCookie creates a global cookiejar to store cookies.
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func createDefaultCookie() {
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settingMutex.Lock()
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defer settingMutex.Unlock()
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defaultCookieJar, _ = cookiejar.New(nil)
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}
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2016-11-25 06:32:09 +00:00
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// SetDefaultSetting overwrites default settings
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func SetDefaultSetting(setting Settings) {
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settingMutex.Lock()
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defer settingMutex.Unlock()
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defaultSetting = setting
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if defaultSetting.ConnectTimeout == 0 {
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defaultSetting.ConnectTimeout = 60 * time.Second
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}
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if defaultSetting.ReadWriteTimeout == 0 {
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defaultSetting.ReadWriteTimeout = 60 * time.Second
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}
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}
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2016-11-25 06:32:09 +00:00
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// newRequest returns *Request with specific method
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func newRequest(url, method string) *Request {
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var resp http.Response
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req := http.Request{
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Method: method,
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Header: make(http.Header),
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Proto: "HTTP/1.1",
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ProtoMajor: 1,
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ProtoMinor: 1,
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}
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return &Request{url, &req, map[string]string{}, map[string]string{}, defaultSetting, &resp, nil}
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}
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2017-04-19 03:45:01 +00:00
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// NewRequest returns *Request with specific method
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func NewRequest(url, method string) *Request {
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return newRequest(url, method)
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}
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// Get returns *Request with GET method.
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func Get(url string) *Request {
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return newRequest(url, "GET")
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}
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// Post returns *Request with POST method.
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func Post(url string) *Request {
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return newRequest(url, "POST")
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}
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// Put returns *Request with PUT method.
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func Put(url string) *Request {
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return newRequest(url, "PUT")
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}
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// Delete returns *Request DELETE method.
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func Delete(url string) *Request {
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return newRequest(url, "DELETE")
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}
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// Head returns *Request with HEAD method.
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func Head(url string) *Request {
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return newRequest(url, "HEAD")
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}
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2016-11-25 06:32:09 +00:00
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// Settings is the default settings for http client
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type Settings struct {
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ShowDebug bool
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UserAgent string
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ConnectTimeout time.Duration
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ReadWriteTimeout time.Duration
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TLSClientConfig *tls.Config
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Proxy func(*http.Request) (*url.URL, error)
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Transport http.RoundTripper
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EnableCookie bool
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}
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// Request provides more useful methods for requesting one url than http.Request.
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type Request struct {
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url string
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req *http.Request
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params map[string]string
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files map[string]string
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setting Settings
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resp *http.Response
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body []byte
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}
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// Setting changes request settings
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func (r *Request) Setting(setting Settings) *Request {
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r.setting = setting
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return r
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}
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2021-07-14 14:43:13 +00:00
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// SetContext sets the request's Context
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func (r *Request) SetContext(ctx context.Context) *Request {
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r.req = r.req.WithContext(ctx)
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return r
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}
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// SetBasicAuth sets the request's Authorization header to use HTTP Basic Authentication with the provided username and password.
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func (r *Request) SetBasicAuth(username, password string) *Request {
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r.req.SetBasicAuth(username, password)
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return r
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}
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// SetEnableCookie sets enable/disable cookiejar
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func (r *Request) SetEnableCookie(enable bool) *Request {
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r.setting.EnableCookie = enable
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return r
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}
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// SetUserAgent sets User-Agent header field
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func (r *Request) SetUserAgent(useragent string) *Request {
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r.setting.UserAgent = useragent
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return r
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}
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// Debug sets show debug or not when executing request.
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func (r *Request) Debug(isdebug bool) *Request {
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r.setting.ShowDebug = isdebug
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return r
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}
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// SetTimeout sets connect time out and read-write time out for BeegoRequest.
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func (r *Request) SetTimeout(connectTimeout, readWriteTimeout time.Duration) *Request {
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r.setting.ConnectTimeout = connectTimeout
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r.setting.ReadWriteTimeout = readWriteTimeout
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return r
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}
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// SetTLSClientConfig sets tls connection configurations if visiting https url.
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func (r *Request) SetTLSClientConfig(config *tls.Config) *Request {
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r.setting.TLSClientConfig = config
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return r
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}
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// Header add header item string in request.
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func (r *Request) Header(key, value string) *Request {
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r.req.Header.Set(key, value)
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return r
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}
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2018-01-30 22:09:16 +00:00
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// HeaderWithSensitiveCase add header item in request and keep the case of the header key.
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func (r *Request) HeaderWithSensitiveCase(key, value string) *Request {
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r.req.Header[key] = []string{value}
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return r
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}
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// Headers returns headers in request.
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func (r *Request) Headers() http.Header {
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return r.req.Header
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}
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// SetProtocolVersion sets the protocol version for incoming requests.
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// Client requests always use HTTP/1.1.
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func (r *Request) SetProtocolVersion(vers string) *Request {
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if len(vers) == 0 {
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vers = "HTTP/1.1"
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}
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major, minor, ok := http.ParseHTTPVersion(vers)
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if ok {
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r.req.Proto = vers
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r.req.ProtoMajor = major
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r.req.ProtoMinor = minor
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}
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return r
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}
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// SetCookie add cookie into request.
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func (r *Request) SetCookie(cookie *http.Cookie) *Request {
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r.req.Header.Add("Cookie", cookie.String())
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return r
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}
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// SetTransport sets transport to
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func (r *Request) SetTransport(transport http.RoundTripper) *Request {
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r.setting.Transport = transport
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return r
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}
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// SetProxy sets http proxy
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// example:
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//
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// func(req *http.Request) (*url.URL, error) {
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// u, _ := url.ParseRequestURI("http://127.0.0.1:8118")
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// return u, nil
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// }
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func (r *Request) SetProxy(proxy func(*http.Request) (*url.URL, error)) *Request {
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r.setting.Proxy = proxy
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return r
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}
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// Param adds query param in to request.
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// params build query string as ?key1=value1&key2=value2...
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func (r *Request) Param(key, value string) *Request {
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r.params[key] = value
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return r
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}
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2016-11-25 06:32:09 +00:00
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// PostFile uploads file via http
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func (r *Request) PostFile(formname, filename string) *Request {
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r.files[formname] = filename
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return r
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}
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// Body adds request raw body.
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// it supports string and []byte.
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func (r *Request) Body(data interface{}) *Request {
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switch t := data.(type) {
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case string:
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bf := bytes.NewBufferString(t)
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r.req.Body = ioutil.NopCloser(bf)
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r.req.ContentLength = int64(len(t))
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case []byte:
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bf := bytes.NewBuffer(t)
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r.req.Body = ioutil.NopCloser(bf)
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r.req.ContentLength = int64(len(t))
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}
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return r
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}
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func (r *Request) getResponse() (*http.Response, error) {
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if r.resp.StatusCode != 0 {
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return r.resp, nil
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}
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var paramBody string
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if len(r.params) > 0 {
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var buf bytes.Buffer
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for k, v := range r.params {
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buf.WriteString(url.QueryEscape(k))
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buf.WriteByte('=')
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buf.WriteString(url.QueryEscape(v))
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buf.WriteByte('&')
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}
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paramBody = buf.String()
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paramBody = paramBody[0 : len(paramBody)-1]
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}
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if r.req.Method == "GET" && len(paramBody) > 0 {
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if strings.Contains(r.url, "?") {
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r.url += "&" + paramBody
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} else {
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r.url = r.url + "?" + paramBody
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}
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} else if r.req.Method == "POST" && r.req.Body == nil {
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if len(r.files) > 0 {
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pr, pw := io.Pipe()
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bodyWriter := multipart.NewWriter(pw)
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go func() {
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for formname, filename := range r.files {
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fileWriter, err := bodyWriter.CreateFormFile(formname, filename)
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if err != nil {
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log.Fatal(err)
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}
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fh, err := os.Open(filename)
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if err != nil {
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log.Fatal(err)
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}
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//iocopy
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_, err = io.Copy(fileWriter, fh)
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fh.Close()
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if err != nil {
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log.Fatal(err)
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}
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}
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for k, v := range r.params {
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|
err := bodyWriter.WriteField(k, v)
|
|
|
|
if err != nil {
|
|
|
|
log.Fatal(err)
|
|
|
|
}
|
2014-08-23 13:13:55 +00:00
|
|
|
}
|
2019-06-12 19:41:28 +00:00
|
|
|
_ = bodyWriter.Close()
|
|
|
|
_ = pw.Close()
|
2014-11-18 20:13:08 +00:00
|
|
|
}()
|
2015-08-27 15:06:14 +00:00
|
|
|
r.Header("Content-Type", bodyWriter.FormDataContentType())
|
|
|
|
r.req.Body = ioutil.NopCloser(pr)
|
2014-11-18 20:13:08 +00:00
|
|
|
} else if len(paramBody) > 0 {
|
2015-08-27 15:06:14 +00:00
|
|
|
r.Header("Content-Type", "application/x-www-form-urlencoded")
|
|
|
|
r.Body(paramBody)
|
2014-08-23 13:13:55 +00:00
|
|
|
}
|
2014-05-06 15:50:31 +00:00
|
|
|
}
|
|
|
|
|
2015-08-27 15:06:14 +00:00
|
|
|
url, err := url.Parse(r.url)
|
2014-05-06 15:50:31 +00:00
|
|
|
if err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
|
2015-08-27 15:06:14 +00:00
|
|
|
r.req.URL = url
|
2014-05-06 15:50:31 +00:00
|
|
|
|
2015-08-27 15:06:14 +00:00
|
|
|
trans := r.setting.Transport
|
2014-05-06 15:50:31 +00:00
|
|
|
|
|
|
|
if trans == nil {
|
|
|
|
// create default transport
|
2017-03-02 00:36:42 +00:00
|
|
|
proxy := r.setting.Proxy
|
|
|
|
if proxy == nil {
|
|
|
|
proxy = http.ProxyFromEnvironment
|
|
|
|
}
|
2014-05-06 15:50:31 +00:00
|
|
|
trans = &http.Transport{
|
2016-11-25 06:32:09 +00:00
|
|
|
TLSClientConfig: r.setting.TLSClientConfig,
|
2017-03-02 00:36:42 +00:00
|
|
|
Proxy: proxy,
|
2021-07-14 14:43:13 +00:00
|
|
|
DialContext: TimeoutDialer(r.setting.ConnectTimeout),
|
2014-05-06 15:50:31 +00:00
|
|
|
}
|
2019-06-12 19:41:28 +00:00
|
|
|
} else if t, ok := trans.(*http.Transport); ok {
|
|
|
|
if t.TLSClientConfig == nil {
|
|
|
|
t.TLSClientConfig = r.setting.TLSClientConfig
|
|
|
|
}
|
|
|
|
if t.Proxy == nil {
|
|
|
|
t.Proxy = r.setting.Proxy
|
|
|
|
}
|
2021-07-14 14:43:13 +00:00
|
|
|
if t.DialContext == nil {
|
|
|
|
t.DialContext = TimeoutDialer(r.setting.ConnectTimeout)
|
2014-05-06 15:50:31 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2014-08-23 13:13:55 +00:00
|
|
|
var jar http.CookieJar
|
2015-08-27 15:06:14 +00:00
|
|
|
if r.setting.EnableCookie {
|
2014-08-23 13:13:55 +00:00
|
|
|
if defaultCookieJar == nil {
|
|
|
|
createDefaultCookie()
|
|
|
|
}
|
|
|
|
jar = defaultCookieJar
|
|
|
|
} else {
|
|
|
|
jar = nil
|
|
|
|
}
|
|
|
|
|
2014-05-06 15:50:31 +00:00
|
|
|
client := &http.Client{
|
|
|
|
Transport: trans,
|
2014-08-23 13:13:55 +00:00
|
|
|
Jar: jar,
|
2021-04-25 18:48:12 +00:00
|
|
|
Timeout: r.setting.ReadWriteTimeout,
|
2014-08-23 13:13:55 +00:00
|
|
|
}
|
|
|
|
|
2015-08-27 15:06:14 +00:00
|
|
|
if len(r.setting.UserAgent) > 0 && len(r.req.Header.Get("User-Agent")) == 0 {
|
|
|
|
r.req.Header.Set("User-Agent", r.setting.UserAgent)
|
2014-08-23 13:13:55 +00:00
|
|
|
}
|
|
|
|
|
2015-08-27 15:06:14 +00:00
|
|
|
if r.setting.ShowDebug {
|
|
|
|
dump, err := httputil.DumpRequest(r.req, true)
|
2014-08-23 13:13:55 +00:00
|
|
|
if err != nil {
|
|
|
|
println(err.Error())
|
|
|
|
}
|
|
|
|
println(string(dump))
|
2014-05-06 15:50:31 +00:00
|
|
|
}
|
|
|
|
|
2015-08-27 15:06:14 +00:00
|
|
|
resp, err := client.Do(r.req)
|
2014-05-06 15:50:31 +00:00
|
|
|
if err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
2015-08-27 15:06:14 +00:00
|
|
|
r.resp = resp
|
2014-05-06 15:50:31 +00:00
|
|
|
return resp, nil
|
|
|
|
}
|
|
|
|
|
|
|
|
// String returns the body string in response.
|
|
|
|
// it calls Response inner.
|
2015-08-27 15:06:14 +00:00
|
|
|
func (r *Request) String() (string, error) {
|
|
|
|
data, err := r.Bytes()
|
2014-05-06 15:50:31 +00:00
|
|
|
if err != nil {
|
|
|
|
return "", err
|
|
|
|
}
|
|
|
|
|
|
|
|
return string(data), nil
|
|
|
|
}
|
|
|
|
|
|
|
|
// Bytes returns the body []byte in response.
|
|
|
|
// it calls Response inner.
|
2015-08-27 15:06:14 +00:00
|
|
|
func (r *Request) Bytes() ([]byte, error) {
|
|
|
|
if r.body != nil {
|
|
|
|
return r.body, nil
|
2014-08-23 13:13:55 +00:00
|
|
|
}
|
2015-08-27 15:06:14 +00:00
|
|
|
resp, err := r.getResponse()
|
2014-05-06 15:50:31 +00:00
|
|
|
if err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
|
|
|
if resp.Body == nil {
|
|
|
|
return nil, nil
|
|
|
|
}
|
|
|
|
defer resp.Body.Close()
|
|
|
|
data, err := ioutil.ReadAll(resp.Body)
|
|
|
|
if err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
2015-08-27 15:06:14 +00:00
|
|
|
r.body = data
|
2014-05-06 15:50:31 +00:00
|
|
|
return data, nil
|
|
|
|
}
|
|
|
|
|
|
|
|
// ToFile saves the body data in response to one file.
|
|
|
|
// it calls Response inner.
|
2015-08-27 15:06:14 +00:00
|
|
|
func (r *Request) ToFile(filename string) error {
|
2014-05-06 15:50:31 +00:00
|
|
|
f, err := os.Create(filename)
|
|
|
|
if err != nil {
|
|
|
|
return err
|
|
|
|
}
|
|
|
|
defer f.Close()
|
|
|
|
|
2015-08-27 15:06:14 +00:00
|
|
|
resp, err := r.getResponse()
|
2014-05-06 15:50:31 +00:00
|
|
|
if err != nil {
|
|
|
|
return err
|
|
|
|
}
|
|
|
|
if resp.Body == nil {
|
|
|
|
return nil
|
|
|
|
}
|
|
|
|
defer resp.Body.Close()
|
|
|
|
_, err = io.Copy(f, resp.Body)
|
2014-08-23 13:13:55 +00:00
|
|
|
return err
|
2014-05-06 15:50:31 +00:00
|
|
|
}
|
|
|
|
|
2016-11-25 06:32:09 +00:00
|
|
|
// ToJSON returns the map that marshals from the body bytes as json in response .
|
2014-05-06 15:50:31 +00:00
|
|
|
// it calls Response inner.
|
2016-11-25 06:32:09 +00:00
|
|
|
func (r *Request) ToJSON(v interface{}) error {
|
2015-08-27 15:06:14 +00:00
|
|
|
data, err := r.Bytes()
|
2014-05-06 15:50:31 +00:00
|
|
|
if err != nil {
|
|
|
|
return err
|
|
|
|
}
|
2021-03-01 21:08:10 +00:00
|
|
|
json := jsoniter.ConfigCompatibleWithStandardLibrary
|
2014-05-06 15:50:31 +00:00
|
|
|
err = json.Unmarshal(data, v)
|
2014-08-23 13:13:55 +00:00
|
|
|
return err
|
2014-05-06 15:50:31 +00:00
|
|
|
}
|
|
|
|
|
2016-11-25 06:32:09 +00:00
|
|
|
// ToXML returns the map that marshals from the body bytes as xml in response .
|
2014-05-06 15:50:31 +00:00
|
|
|
// it calls Response inner.
|
2016-11-25 06:32:09 +00:00
|
|
|
func (r *Request) ToXML(v interface{}) error {
|
2015-08-27 15:06:14 +00:00
|
|
|
data, err := r.Bytes()
|
2014-05-06 15:50:31 +00:00
|
|
|
if err != nil {
|
|
|
|
return err
|
|
|
|
}
|
|
|
|
err = xml.Unmarshal(data, v)
|
2014-08-23 13:13:55 +00:00
|
|
|
return err
|
2014-05-06 15:50:31 +00:00
|
|
|
}
|
|
|
|
|
2017-03-15 00:52:01 +00:00
|
|
|
// Response executes request client gets response manually.
|
2015-08-27 15:06:14 +00:00
|
|
|
func (r *Request) Response() (*http.Response, error) {
|
|
|
|
return r.getResponse()
|
2014-05-06 15:50:31 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
// TimeoutDialer returns functions of connection dialer with timeout settings for http.Transport Dial field.
|
2021-07-14 14:43:13 +00:00
|
|
|
func TimeoutDialer(cTimeout time.Duration) func(ctx context.Context, net, addr string) (c net.Conn, err error) {
|
|
|
|
return func(ctx context.Context, netw, addr string) (net.Conn, error) {
|
|
|
|
d := net.Dialer{Timeout: cTimeout}
|
|
|
|
conn, err := d.DialContext(ctx, netw, addr)
|
2014-05-06 15:50:31 +00:00
|
|
|
if err != nil {
|
|
|
|
return nil, err
|
|
|
|
}
|
2021-04-25 18:48:12 +00:00
|
|
|
return conn, nil
|
2014-05-06 15:50:31 +00:00
|
|
|
}
|
|
|
|
}
|