Fixed small bug if no monkey exists

monkey/monkey_island/cc/models/monkey.py

@@ -52,7 +52,9 @@ class Monkey(Document):
 
     @staticmethod
     def get_latest_modifytime():
-        return Monkey.objects.order_by('-modifytime').first().modifytime
+        if Monkey.objects.count() > 0:
+            return Monkey.objects.order_by('-modifytime').first().modifytime
+        return None
 
     def is_dead(self):
         monkey_is_dead = False

monkey/monkey_island/cc/resources/telemetry_feed.py

@@ -1,3 +1,4 @@
+import logging
 from datetime import datetime
 
 import dateutil
@@ -9,6 +10,8 @@ from monkey_island.cc.auth import jwt_required
 from monkey_island.cc.database import mongo
 from monkey_island.cc.services.node import NodeService
 
+logger = logging.getLogger(__name__)
+
 __author__ = 'itay.mizeretz'
 
 
@@ -23,11 +26,15 @@ class TelemetryFeed(flask_restful.Resource):
 
         telemetries = telemetries.sort([('timestamp', flask_pymongo.ASCENDING)])
 
-        return \
+        try:
-            {
+            return \
-                'telemetries': [TelemetryFeed.get_displayed_telemetry(telem) for telem in telemetries],
+                {
-                'timestamp': datetime.now().isoformat()
+                    'telemetries': [TelemetryFeed.get_displayed_telemetry(telem) for telem in telemetries],
-            }
+                    'timestamp': datetime.now().isoformat()
+                }
+        except KeyError as err:
+            logger.error("Failed parsing telemetries. Error: {0}.".format(err.message))
+            return {'telemetries': [], 'timestamp': datetime.now().isoformat()}
 
     @staticmethod
     def get_displayed_telemetry(telem):