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Open-IM-Server/pkg/common/http/http_client.go

143 lines
3.7 KiB

// Copyright © 2023 OpenIM. All rights reserved.
//
// 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 http
import (
"bytes"
"context"
"encoding/json"
"io"
"io/ioutil"
"net/http"
urlLib "net/url"
"time"
"github.com/OpenIMSDK/protocol/constant"
"github.com/OpenIMSDK/tools/errs"
"github.com/OpenIMSDK/tools/log"
"github.com/OpenIMSDK/Open-IM-Server/pkg/callbackstruct"
"github.com/OpenIMSDK/Open-IM-Server/pkg/common/config"
)
var client http.Client
func Get(url string) (response []byte, err error) {
client := http.Client{Timeout: 5 * time.Second}
resp, err := client.Get(url)
if err != nil {
return nil, err
}
defer resp.Body.Close()
body, err := ioutil.ReadAll(resp.Body)
if err != nil {
return nil, err
}
return body, nil
}
func Post(
ctx context.Context,
url string,
header map[string]string,
data interface{},
timeout int,
) (content []byte, err error) {
if timeout > 0 {
var cancel func()
ctx, cancel = context.WithTimeout(ctx, time.Second*time.Duration(timeout))
defer cancel()
}
jsonStr, err := json.Marshal(data)
if err != nil {
return nil, err
}
req, err := http.NewRequestWithContext(ctx, http.MethodPost, url, bytes.NewBuffer(jsonStr))
if err != nil {
return nil, err
}
if operationID, _ := ctx.Value(constant.OperationID).(string); operationID != "" {
req.Header.Set(constant.OperationID, operationID)
}
for k, v := range header {
req.Header.Set(k, v)
}
req.Header.Add("content-type", "application/json; charset=utf-8")
resp, err := client.Do(req)
if err != nil {
return nil, err
}
defer resp.Body.Close()
result, err := io.ReadAll(resp.Body)
if err != nil {
return nil, err
}
return result, nil
}
func PostReturn(
ctx context.Context,
url string,
header map[string]string,
input, output interface{},
timeOutSecond int,
) error {
b, err := Post(ctx, url, header, input, timeOutSecond)
if err != nil {
return err
}
err = json.Unmarshal(b, output)
return err
}
func callBackPostReturn(
ctx context.Context,
url, command string,
input interface{},
output callbackstruct.CallbackResp,
callbackConfig config.CallBackConfig,
) error {
defer log.ZDebug(ctx, "callback", "url", url, "command", command, "input", input, "callbackConfig", callbackConfig)
v := urlLib.Values{}
v.Set(constant.CallbackCommand, command)
url = url + "?" + v.Encode()
b, err := Post(ctx, url, nil, input, callbackConfig.CallbackTimeOut)
if err != nil {
if callbackConfig.CallbackFailedContinue != nil && *callbackConfig.CallbackFailedContinue {
log.ZWarn(ctx, "callback failed but continue", err, "url", url)
return errs.ErrCallbackContinue
}
return errs.ErrNetwork.Wrap(err.Error())
}
if err = json.Unmarshal(b, output); err != nil {
if callbackConfig.CallbackFailedContinue != nil && *callbackConfig.CallbackFailedContinue {
log.ZWarn(ctx, "callback failed but continue", err, "url", url)
return errs.ErrCallbackContinue
}
return errs.ErrData.Wrap(err.Error())
}
return output.Parse()
}
func CallBackPostReturn(
ctx context.Context,
url string,
req callbackstruct.CallbackReq,
resp callbackstruct.CallbackResp,
callbackConfig config.CallBackConfig,
) error {
return callBackPostReturn(ctx, url, req.GetCallbackCommand(), req, resp, callbackConfig)
}