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Merge pull request #1379 from aaronlehmann/token-error

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Handle nonstandard token endpoint errors
This commit is contained in:
Stephen Day 2016-01-20 15:07:47 -08:00
commit 0d46f0e786
2 changed files with 25 additions and 3 deletions
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9
docs/api/errcode/errors.go
View file

@ -69,6 +69,15 @@ func (ec *ErrorCode) UnmarshalText(text []byte) error {
return nil
}
// WithMessage creates a new Error struct based on the passed-in info and
// overrides the Message property.
func (ec ErrorCode) WithMessage(message string) Error {
return Error{
Code: ec,
Message: message,
}
}
// WithDetail creates a new Error struct based on the passed-in info and
// set the Detail property appropriately
func (ec ErrorCode) WithDetail(detail interface{}) Error {

19
docs/client/errors.go
View file

@ -31,13 +31,26 @@ func (e *UnexpectedHTTPResponseError) Error() string {
return fmt.Sprintf("Error parsing HTTP response: %s: %q", e.ParseErr.Error(), string(e.Response))
}
func parseHTTPErrorResponse(r io.Reader) error {
func parseHTTPErrorResponse(statusCode int, r io.Reader) error {
var errors errcode.Errors
body, err := ioutil.ReadAll(r)
if err != nil {
return err
}
// For backward compatibility, handle irregularly formatted
// messages that contain a "details" field.
var detailsErr struct {
Details string `json:"details"`
}
err = json.Unmarshal(body, &detailsErr)
if err == nil && detailsErr.Details != "" {
if statusCode == http.StatusUnauthorized {
return errcode.ErrorCodeUnauthorized.WithMessage(detailsErr.Details)
}
return errcode.ErrorCodeUnknown.WithMessage(detailsErr.Details)
}
if err := json.Unmarshal(body, &errors); err != nil {
return &UnexpectedHTTPResponseError{
ParseErr: err,
@ -53,14 +66,14 @@ func parseHTTPErrorResponse(r io.Reader) error {
// range.
func HandleErrorResponse(resp *http.Response) error {
if resp.StatusCode == 401 {
err := parseHTTPErrorResponse(resp.Body)
err := parseHTTPErrorResponse(resp.StatusCode, resp.Body)
if uErr, ok := err.(*UnexpectedHTTPResponseError); ok {
return errcode.ErrorCodeUnauthorized.WithDetail(uErr.Response)
}
return err
}
if resp.StatusCode >= 400 && resp.StatusCode < 500 {
return parseHTTPErrorResponse(resp.Body)
return parseHTTPErrorResponse(resp.StatusCode, resp.Body)
}
return &UnexpectedHTTPStatusError{Status: resp.Status}
}