89 lines
2.3 KiB
Go
89 lines
2.3 KiB
Go
package common
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import (
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"errors"
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"net"
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"net/http"
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"time"
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"go.uber.org/zap"
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)
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type AccessPlatformAPIWithRetryParams struct {
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MaxExceedLimitRetryCount int
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MaxRecoverableRetryCount int
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SleepSecondWhenExceedLimit time.Duration
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Client *http.Client
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Request *http.Request
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SugarLogger *zap.SugaredLogger
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}
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const (
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PAErrorLevelSuccess = 0
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PAErrorLevelExceedLimit = 1
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PAErrorLevelRecoverable = 2
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PAErrorLevelFailed = 3
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)
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var (
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ErrRecoverableErrMaxRetry = errors.New("recoverable error reach max retry count!")
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ErrLimitReachMaxRetry = errors.New("Reach max retry count!")
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ErrHttpCode = errors.New("HTTP Code is not 200")
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ErrBusinessCode = errors.New("Business code is not ok")
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)
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var (
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CBErrMsgUnescape = "can not unescape data:%v, data:%v"
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CBErrMsgUnmarshal = "can not unmarshal data:%v, data:%v"
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)
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func AccessPlatformAPIWithRetry(params *AccessPlatformAPIWithRetryParams, handleResponse func(response *http.Response) (int, error)) error {
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exceedLimitRetryCount := 0
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recoverableErrorRetryCount := 0
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for {
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response, err := params.Client.Do(params.Request)
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if err != nil {
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params.SugarLogger.Debugf("client.Get return err:%v", err)
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err, ok := err.(net.Error)
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recoverableErrorRetryCount++
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if ok && err.Timeout() && recoverableErrorRetryCount <= params.MaxRecoverableRetryCount {
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continue
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} else {
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return err
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}
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}
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defer response.Body.Close()
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if response.StatusCode != 200 {
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params.SugarLogger.Debugf("http code is:%d", response.StatusCode)
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recoverableErrorRetryCount++
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if recoverableErrorRetryCount <= params.MaxRecoverableRetryCount {
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continue
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}
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return ErrHttpCode
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}
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errLevel, err := handleResponse(response)
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if err != nil {
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return err
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}
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if errLevel == PAErrorLevelSuccess {
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return nil
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} else if errLevel == PAErrorLevelExceedLimit {
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exceedLimitRetryCount++
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if exceedLimitRetryCount <= params.MaxExceedLimitRetryCount {
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time.Sleep(params.SleepSecondWhenExceedLimit)
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} else {
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return ErrLimitReachMaxRetry
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}
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} else if errLevel == PAErrorLevelRecoverable {
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if recoverableErrorRetryCount <= params.MaxRecoverableRetryCount {
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continue
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}
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return ErrRecoverableErrMaxRetry
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} else {
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return ErrBusinessCode
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}
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}
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}
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