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cmd/syncthing: Return 500 with an error object instead of empty 200 on marshalling failure in REST response

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This commit is contained in:
Jakob Borg 2016-03-20 11:54:53 +01:00
parent 9550817078
commit dca8245ba4
1 changed files with 10 additions and 1 deletions
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11
cmd/syncthing/gui.go
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@ -149,7 +149,16 @@ func (s *apiService) getListener(guiCfg config.GUIConfiguration) (net.Listener,
func sendJSON(w http.ResponseWriter, jsonObject interface{}) { func sendJSON(w http.ResponseWriter, jsonObject interface{}) {
w.Header().Set("Content-Type", "application/json; charset=utf-8") w.Header().Set("Content-Type", "application/json; charset=utf-8")
json.NewEncoder(w).Encode(jsonObject) // Marshalling might fail, in which case we should return a 500 with the
// actual error.
bs, err := json.Marshal(jsonObject)
if err != nil {
// This Marshal() can't fail though.
bs, _ = json.Marshal(map[string]string{"error": err.Error()})
http.Error(w, string(bs), http.StatusInternalServerError)
return
}
w.Write(bs)
} }
func (s *apiService) Serve() { func (s *apiService) Serve() {