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Fix backend error handling, maybe

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This commit is contained in:
Kane York 2016-01-03 13:50:33 -08:00
parent c634e50b5d
commit 41a40d360d
1 changed files with 11 additions and 3 deletions
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14
socketserver/server/backend.go
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@ -115,10 +115,13 @@ func HTTPBackendUncachedPublish(w http.ResponseWriter, r *http.Request) {
}
// ErrForwardedFromBackend is an error returned by the backend server.
type ErrForwardedFromBackend string
type ErrForwardedFromBackend struct {
JSONError interface{}
}
func (bfe ErrForwardedFromBackend) Error() string {
return string(bfe)
bytes, _ := json.Marshal(bfe)
return string(bytes)
}
// ErrAuthorizationNeeded is emitted when the backend replies with HTTP 401.
@ -174,7 +177,12 @@ func SendRemoteCommand(remoteCommand, data string, auth AuthInfo) (responseStr s
return "", ErrAuthorizationNeeded
} else if resp.StatusCode != 200 {
if resp.Header.Get("Content-Type") == "application/json" {
return "", ErrForwardedFromBackend(responseStr)
var err2 ErrForwardedFromBackend
err := json.Unmarshal(respBytes, &err2.JSONError)
if err != nil {
return "", fmt.Errorf("error decoding json error from backend: %v | %s", err, responseStr)
}
return "", err2
}
return "", httpError(resp.StatusCode)
}