Method checkResp

api/client.go:269–299

(resp *http.Response)

}

func (reqParams *ReqParams) checkResp(resp *http.Response) error {
	if resp.StatusCode < http.StatusBadRequest {
		return nil
	}
	if reqParams.BaseParams.Method == http.MethodHead {
		if msg := resp.Header.Get(cos.HdrError); msg != "" {
			httpErr := cmn.NewErrHTTP(nil, msg, resp.StatusCode)
			httpErr.Method, httpErr.URLPath = reqParams.BaseParams.Method, reqParams.Path
			return httpErr
		}
	}
	var (
		httpErr *cmn.ErrHTTP
		msg, _  = io.ReadAll(resp.Body)
	)
	if reqParams.BaseParams.Method != http.MethodHead && resp.StatusCode != http.StatusServiceUnavailable {
		if jsonErr := jsoniter.Unmarshal(msg, &httpErr); jsonErr == nil {
			return httpErr
		}
	}
	strMsg := string(msg)
	if resp.StatusCode == http.StatusServiceUnavailable && strMsg == "" {
		strMsg = fmt.Sprintf("[%s]: starting up, please try again later...",
			http.StatusText(http.StatusServiceUnavailable))
	}
	// HEAD request does not return the body - create http error
	// 503 is also to be preserved
	httpErr = cmn.NewErrHTTP(nil, strMsg, resp.StatusCode)
	httpErr.Method, httpErr.URLPath = reqParams.BaseParams.Method, reqParams.Path
	return httpErr
}