first commit
This commit is contained in:
395
pkg/httpclient/client.go
Normal file
395
pkg/httpclient/client.go
Normal file
@ -0,0 +1,395 @@
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package httpclient
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import (
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"context"
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"encoding/json"
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"errors"
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"fmt"
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"github.com/spf13/cast"
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"net/http"
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httpURL "net/url"
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"time"
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"git.bvbej.com/bvbej/base-golang/pkg/trace"
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)
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const (
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// DefaultTTL 一次http请求最长执行1分钟
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DefaultTTL = time.Minute
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)
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// Get 请求
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func Get(url string, form httpURL.Values, options ...Option) (body []byte, err error) {
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return withoutBody(http.MethodGet, url, form, options...)
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}
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// Delete delete 请求
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func Delete(url string, form httpURL.Values, options ...Option) (body []byte, err error) {
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return withoutBody(http.MethodDelete, url, form, options...)
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}
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func withoutBody(method, url string, form httpURL.Values, options ...Option) (body []byte, err error) {
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if url == "" {
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return nil, errors.New("url required")
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}
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if len(form) > 0 {
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if url, err = addFormValuesIntoURL(url, form); err != nil {
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return
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}
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}
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ts := time.Now()
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opt := getOption()
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defer func() {
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if opt.trace != nil {
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opt.dialog.Success = err == nil
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opt.dialog.CostSeconds = time.Since(ts).Seconds()
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opt.trace.AppendDialog(opt.dialog)
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}
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releaseOption(opt)
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}()
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for _, f := range options {
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f(opt)
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}
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opt.header["Content-Type"] = []string{"application/x-www-form-urlencoded; charset=utf-8"}
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if opt.trace != nil {
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opt.header[trace.Header] = []string{opt.trace.ID()}
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}
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ttl := opt.ttl
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if ttl <= 0 {
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ttl = DefaultTTL
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}
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ctx, cancel := context.WithTimeout(context.Background(), ttl)
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defer cancel()
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if opt.dialog != nil {
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decodedURL, _ := httpURL.QueryUnescape(url)
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opt.dialog.Request = &trace.Request{
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TTL: ttl.String(),
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Method: method,
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DecodedURL: decodedURL,
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Header: opt.header,
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}
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}
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retryTimes := opt.retryTimes
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if retryTimes <= 0 {
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retryTimes = DefaultRetryTimes
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}
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retryDelay := opt.retryDelay
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if retryDelay <= 0 {
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retryDelay = DefaultRetryDelay
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}
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var httpCode int
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defer func() {
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if opt.alarmObject == nil {
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return
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}
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if opt.alarmVerify != nil && !opt.alarmVerify(body) && err == nil {
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return
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}
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info := &struct {
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TraceID string `json:"trace_id"`
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Request struct {
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Method string `json:"method"`
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URL string `json:"url"`
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} `json:"request"`
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Response struct {
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HTTPCode int `json:"http_code"`
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Body string `json:"body"`
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} `json:"response"`
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Error string `json:"error"`
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}{}
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if opt.trace != nil {
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info.TraceID = opt.trace.ID()
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}
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info.Request.Method = method
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info.Request.URL = url
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info.Response.HTTPCode = httpCode
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info.Response.Body = string(body)
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info.Error = ""
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if err != nil {
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info.Error = fmt.Sprintf("%+v", err)
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}
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raw, _ := json.MarshalIndent(info, "", " ")
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onFailedAlarm(opt.alarmTitle, raw, opt.logger, opt.alarmObject)
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}()
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for k := 0; k < retryTimes; k++ {
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body, httpCode, err = doHTTP(ctx, method, url, nil, opt)
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if shouldRetry(ctx, httpCode) || (opt.retryVerify != nil && opt.retryVerify(body)) {
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time.Sleep(retryDelay)
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continue
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}
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return
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}
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return
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}
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// PostForm post form 请求
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func PostForm(url string, form httpURL.Values, options ...Option) (body []byte, err error) {
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return withFormBody(http.MethodPost, url, form, options...)
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}
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// PostJSON post json 请求
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func PostJSON(url string, raw json.RawMessage, options ...Option) (body []byte, err error) {
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return withJSONBody(http.MethodPost, url, raw, options...)
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}
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// PutForm put form 请求
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func PutForm(url string, form httpURL.Values, options ...Option) (body []byte, err error) {
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return withFormBody(http.MethodPut, url, form, options...)
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}
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// PutJSON put json 请求
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func PutJSON(url string, raw json.RawMessage, options ...Option) (body []byte, err error) {
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return withJSONBody(http.MethodPut, url, raw, options...)
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}
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// PatchFrom patch form 请求
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func PatchFrom(url string, form httpURL.Values, options ...Option) (body []byte, err error) {
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return withFormBody(http.MethodPatch, url, form, options...)
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}
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// PatchJSON patch json 请求
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func PatchJSON(url string, raw json.RawMessage, options ...Option) (body []byte, err error) {
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return withJSONBody(http.MethodPatch, url, raw, options...)
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}
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func withFormBody(method, url string, form httpURL.Values, options ...Option) (body []byte, err error) {
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if url == "" {
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return nil, errors.New("url required")
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}
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if len(form) == 0 {
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return nil, errors.New("form required")
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}
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ts := time.Now()
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opt := getOption()
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defer func() {
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if opt.trace != nil {
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opt.dialog.Success = err == nil
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opt.dialog.CostSeconds = time.Since(ts).Seconds()
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opt.trace.AppendDialog(opt.dialog)
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}
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releaseOption(opt)
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}()
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for _, f := range options {
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f(opt)
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}
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opt.header["Content-Type"] = []string{"application/x-www-form-urlencoded; charset=utf-8"}
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if opt.trace != nil {
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opt.header[trace.Header] = []string{opt.trace.ID()}
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}
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ttl := opt.ttl
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if ttl <= 0 {
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ttl = DefaultTTL
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}
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ctx, cancel := context.WithTimeout(context.Background(), ttl)
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defer cancel()
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formValue := form.Encode()
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if opt.dialog != nil {
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decodedURL, _ := httpURL.QueryUnescape(url)
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opt.dialog.Request = &trace.Request{
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TTL: ttl.String(),
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Method: method,
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DecodedURL: decodedURL,
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Header: opt.header,
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Body: formValue,
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}
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}
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retryTimes := opt.retryTimes
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if retryTimes <= 0 {
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retryTimes = DefaultRetryTimes
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}
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retryDelay := opt.retryDelay
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if retryDelay <= 0 {
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retryDelay = DefaultRetryDelay
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}
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var httpCode int
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defer func() {
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if opt.alarmObject == nil {
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return
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}
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if opt.alarmVerify != nil && !opt.alarmVerify(body) && err == nil {
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return
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}
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info := &struct {
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TraceID string `json:"trace_id"`
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Request struct {
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Method string `json:"method"`
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URL string `json:"url"`
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} `json:"request"`
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Response struct {
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HTTPCode int `json:"http_code"`
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Body string `json:"body"`
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} `json:"response"`
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Error string `json:"error"`
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}{}
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if opt.trace != nil {
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info.TraceID = opt.trace.ID()
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}
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info.Request.Method = method
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info.Request.URL = url
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info.Response.HTTPCode = httpCode
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info.Response.Body = string(body)
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info.Error = ""
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if err != nil {
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info.Error = fmt.Sprintf("%+v", err)
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}
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raw, _ := json.MarshalIndent(info, "", " ")
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onFailedAlarm(opt.alarmTitle, raw, opt.logger, opt.alarmObject)
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}()
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for k := 0; k < retryTimes; k++ {
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body, httpCode, err = doHTTP(ctx, method, url, []byte(formValue), opt)
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if shouldRetry(ctx, httpCode) || (opt.retryVerify != nil && opt.retryVerify(body)) {
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time.Sleep(retryDelay)
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continue
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}
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return
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}
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return
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}
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func withJSONBody(method, url string, raw json.RawMessage, options ...Option) (body []byte, err error) {
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if url == "" {
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return nil, errors.New("url required")
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}
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if len(raw) == 0 {
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return nil, errors.New("raw required")
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}
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ts := time.Now()
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opt := getOption()
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defer func() {
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if opt.trace != nil {
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opt.dialog.Success = err == nil
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opt.dialog.CostSeconds = time.Since(ts).Seconds()
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opt.trace.AppendDialog(opt.dialog)
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}
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releaseOption(opt)
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}()
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for _, f := range options {
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f(opt)
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}
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opt.header["Content-Type"] = []string{"application/json; charset=utf-8"}
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if opt.trace != nil {
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opt.header[trace.Header] = []string{opt.trace.ID()}
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}
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ttl := opt.ttl
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if ttl <= 0 {
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ttl = DefaultTTL
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}
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ctx, cancel := context.WithTimeout(context.Background(), ttl)
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defer cancel()
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if opt.dialog != nil {
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decodedURL, _ := httpURL.QueryUnescape(url)
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opt.dialog.Request = &trace.Request{
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TTL: ttl.String(),
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Method: method,
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DecodedURL: decodedURL,
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Header: opt.header,
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Body: cast.ToString(raw),
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}
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}
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retryTimes := opt.retryTimes
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if retryTimes <= 0 {
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retryTimes = DefaultRetryTimes
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}
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retryDelay := opt.retryDelay
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if retryDelay <= 0 {
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retryDelay = DefaultRetryDelay
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}
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var httpCode int
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defer func() {
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if opt.alarmObject == nil {
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return
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}
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if opt.alarmVerify != nil && !opt.alarmVerify(body) && err == nil {
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return
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}
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info := &struct {
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TraceID string `json:"trace_id"`
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Request struct {
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Method string `json:"method"`
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URL string `json:"url"`
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} `json:"request"`
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Response struct {
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HTTPCode int `json:"http_code"`
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Body string `json:"body"`
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} `json:"response"`
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Error string `json:"error"`
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}{}
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if opt.trace != nil {
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info.TraceID = opt.trace.ID()
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}
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info.Request.Method = method
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info.Request.URL = url
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info.Response.HTTPCode = httpCode
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info.Response.Body = string(body)
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info.Error = ""
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if err != nil {
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info.Error = fmt.Sprintf("%+v", err)
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}
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raw, _ := json.MarshalIndent(info, "", " ")
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onFailedAlarm(opt.alarmTitle, raw, opt.logger, opt.alarmObject)
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}()
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for k := 0; k < retryTimes; k++ {
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body, httpCode, err = doHTTP(ctx, method, url, raw, opt)
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if shouldRetry(ctx, httpCode) || (opt.retryVerify != nil && opt.retryVerify(body)) {
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time.Sleep(retryDelay)
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continue
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}
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return
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}
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return
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}
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