Merge pull request #1628 from MITx/feature/cale/heartbeat-metrics

Add datadog metrics capture around heartbeat timing

lms/one_time_startup.py

@@ -0,0 +1,6 @@
+from dogapi import dog_http_api, dog_stats_api
+from django.conf import settings
+
+if hasattr(settings, 'DATADOG_API'):
+    dog_http_api.api_key = settings.DATADOG_API
+    dog_stats_api.start(api_key=settings.DATADOG_API, statsd=True)

lms/urls.py

@@ -3,6 +3,9 @@ from django.conf.urls import patterns, include, url
 from django.contrib import admin
 from django.conf.urls.static import static
 from django.views.generic import RedirectView
+
+from . import one_time_startup
+
 import django.contrib.auth.views
 
 # Uncomment the next two lines to enable the admin: