prefix metrics with lms, use tags for enrollment

common/djangoapps/student/views.py

@@ -206,7 +206,7 @@ def change_enrollment(request):
             return {'success': False,
                     'error': 'enrollment in {} not allowed at this time'
                     .format(course.display_name)}
-        statsd.increment("user.enrollment_in_" + str(course_id))
+        statsd.increment("lms.user.enrollment",tags=["course:" + str(course_id)])
         enrollment, created = CourseEnrollment.objects.get_or_create(user=user, course_id=course.id)
         return {'success': True}
 
@@ -214,7 +214,7 @@ def change_enrollment(request):
         try:
             enrollment = CourseEnrollment.objects.get(user=user, course_id=course_id)
             enrollment.delete()
-            statsd.increment("user.unenrollment_in_" + str(course_id))
+            statsd.increment("lms.user.unenrollment", tags=["course:"+ str(course_id)])
             return {'success': True}
         except CourseEnrollment.DoesNotExist:
             return {'success': False, 'error': 'You are not enrolled for this course.'}
@@ -263,7 +263,7 @@ def login_user(request, error=""):
         log.info("Login success - {0} ({1})".format(username, email))
 
         try_change_enrollment(request)
-        statsd.increment("user.successful_login")
+        statsd.increment("lms.user.successful_login")
         return HttpResponse(json.dumps({'success': True}))
     
     log.warning("Login failed - Account not active for user {0}, resending activation".format(username))
@@ -469,7 +469,7 @@ def create_account(request, post_override=None):
             log.debug('bypassing activation email')
             login_user.is_active = True
             login_user.save()
-    statsd.increment("user.account_created")
+    statsd.increment("lms.user.account_created")
     js = {'success': True}
     return HttpResponse(json.dumps(js), mimetype="application/json")
 

common/lib/capa/capa/correctmap.py

@@ -55,9 +55,9 @@ class CorrectMap(object):
                                     }
                                     
         if correctness=="correct":
-            statsd.increment("user.correct_answer")
+            statsd.increment("lms.user.correct_answer")
         else:
-            statsd.increment("user.incorrect_answer")
+            statsd.increment("lms.user.incorrect_answer")
 
     def __repr__(self):
         return repr(self.cmap)