Function httpRespToErrorResponse

api-error-response.go:121–227

httpRespToErrorResponse returns a new encoded ErrorResponse structure as error.

(resp *http.Response, bucketName, objectName string)

// httpRespToErrorResponse returns a new encoded ErrorResponse
// structure as error.
func httpRespToErrorResponse(resp *http.Response, bucketName, objectName string) error {
	if resp == nil {
		msg := "Empty http response. " + reportIssue
		return errInvalidArgument(msg)
	}

	errResp := ErrorResponse{
		StatusCode: resp.StatusCode,
		Server:     resp.Header.Get("Server"),
	}

	success := successStatus.Contains(resp.StatusCode)

	errBody, err := xmlDecodeAndBody(resp.Body, &errResp)
	// Xml decoding failed with no body, fall back to HTTP headers.
	if err != nil {
		var unmarshalErr xml.UnmarshalError
		if success && errors.As(err, &unmarshalErr) {
			// This is a successful message so not an error response
			// return nil,
			return nil
		}

		switch resp.StatusCode {
		case http.StatusNotFound:
			if objectName == "" {
				errResp = ErrorResponse{
					StatusCode: resp.StatusCode,
					Code:       NoSuchBucket,
					Message:    s3ErrorResponseMap[NoSuchBucket],
					BucketName: bucketName,
				}
			} else {
				errResp = ErrorResponse{
					StatusCode: resp.StatusCode,
					Code:       NoSuchKey,
					Message:    s3ErrorResponseMap[NoSuchKey],
					BucketName: bucketName,
					Key:        objectName,
				}
			}
		case http.StatusForbidden:
			errResp = ErrorResponse{
				StatusCode: resp.StatusCode,
				Code:       AccessDenied,
				Message:    s3ErrorResponseMap[AccessDenied],
				BucketName: bucketName,
				Key:        objectName,
			}
		case http.StatusConflict:
			errResp = ErrorResponse{
				StatusCode: resp.StatusCode,
				Code:       Conflict,
				Message:    s3ErrorResponseMap[Conflict],
				BucketName: bucketName,
			}
		case http.StatusPreconditionFailed:
			errResp = ErrorResponse{