Quit calling ajax when there is an error

Change-Id: Iceb0ab2ff2e4d8a70df50ade9e81e0662d93fb16

monitoring/alarms/views.py

@@ -128,7 +128,10 @@ def get_status(alarms):
 
 
 def generate_status(request):
-    alarms = api.monitor.alarm_list(request)
+    try:
+        alarms = api.monitor.alarm_list(request)
+    except Exception:
+        alarms = []
     alarms_by_service = {}
     for a in alarms:
         service = alarm_tables.show_service(a)

monitoring/static/monitoring/js/controllers.js

@@ -17,10 +17,7 @@ angular.module('monitoring.controllers', [])
                     $scope._serviceModel = data.series
                }).
                 error(function(data, status, headers, config) {
-                  // called asynchronously if an error occurs
-                  // or server returns response with an error status.
-                  // reload page if there was an error, login may be required
-                    window.top.location.reload(true)
+                    $scope.stop();
                 });
         }
         $scope.onTimeout = function(){