service failure delete route

.travis.yml

@@ -68,3 +68,10 @@ script:
 
 after_success:
   - if [[ "$TRAVIS_BRANCH" == "master" && "$TRAVIS_PULL_REQUEST" = "false" ]]; then make travis-build; fi
+
+webhooks:
+  urls:
+    - $GITTER
+  on_success: change
+  on_failure: always
+  on_start: never

handlers/services.go

@@ -326,9 +326,12 @@ func servicesDeleteFailuresHandler(w http.ResponseWriter, r *http.Request) {
 	}
 	vars := mux.Vars(r)
 	service := core.SelectService(utils.ToInt(vars["id"]))
+	if service == nil {
+		sendErrorJson(errors.New("service not found"), w, r)
+		return
+	}
 	service.DeleteFailures()
-	w.Header().Set("Content-Type", "application/json")
-	json.NewEncoder(w).Encode(service.AllFailures())
+	sendJsonAction(service, "delete_failures", w, r)
 }
 
 func apiServiceFailuresHandler(w http.ResponseWriter, r *http.Request) {