github.com/m3db/m3@v1.5.0/src/cmd/tools/m3ctl/client/checker.go (about)

     1  // Copyright (c) 2020 Uber Technologies, Inc.
     2  //
     3  // Permission is hereby granted, free of charge, to any person obtaining a copy
     4  // of this software and associated documentation files (the "Software"), to deal
     5  // in the Software without restriction, including without limitation the rights
     6  // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
     7  // copies of the Software, and to permit persons to whom the Software is
     8  // furnished to do so, subject to the following conditions:
     9  //
    10  // The above copyright notice and this permission notice shall be included in
    11  // all copies or substantial portions of the Software.
    12  //
    13  // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    14  // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    15  // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    16  // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    17  // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    18  // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
    19  // THE SOFTWARE.
    20  
    21  package client
    22  
    23  import (
    24  	"fmt"
    25  	"io/ioutil"
    26  	"net/http"
    27  
    28  	"go.uber.org/zap"
    29  )
    30  
    31  func checkForAndHandleError(url string, resp *http.Response, zl *zap.Logger) error {
    32  	if resp.StatusCode/100 != 2 {
    33  		body, err := ioutil.ReadAll(resp.Body)
    34  		if err == nil {
    35  			zl.Error("error response",
    36  				zap.Error(fmt.Errorf("status %d", resp.StatusCode)),
    37  				zap.String("url", url),
    38  				zap.ByteString("response", body))
    39  		} else {
    40  			zl.Error("error response",
    41  				zap.Error(fmt.Errorf("status %d", resp.StatusCode)),
    42  				zap.String("url", url),
    43  				zap.Error(fmt.Errorf("response not available: %v", err)))
    44  		}
    45  		return fmt.Errorf("error response: status=%s, url=%s", resp.Status, url)
    46  	}
    47  	return nil
    48  }