4 files changed, 29 insertions, 19 deletions
diff --git a/synapse/api/auth.py b/synapse/api/auth.py
index d8022bcf8e..943a488339 100644
--- a/synapse/api/auth.py
+++ b/synapse/api/auth.py
@@ -773,3 +773,16 @@ class Auth(object):
             raise AuthError(
                 403, "Guest access not allowed", errcode=Codes.GUEST_ACCESS_FORBIDDEN
             )
+
+    @defer.inlineCallbacks
+    def check_auth_blocking(self, error):
+        """Checks if the user should be rejected for some external reason,
+        such as monthly active user limiting or global disable flag
+        Args:
+            error (Error): The error that should be raised if user is to be
+            blocked
+            """
+        if self.hs.config.limit_usage_by_mau is True:
+            current_mau = yield self.store.get_monthly_active_count()
+            if current_mau >= self.hs.config.max_mau_value:
+                raise error
diff --git a/synapse/handlers/auth.py b/synapse/handlers/auth.py
index 184eef09d0..8f9cff92e8 100644
--- a/synapse/handlers/auth.py
+++ b/synapse/handlers/auth.py
@@ -913,12 +913,10 @@ class AuthHandler(BaseHandler):
         Ensure that if mau blocking is enabled that invalid users cannot
         log in.
         """
-        if self.hs.config.limit_usage_by_mau is True:
-            current_mau = yield self.store.count_monthly_users()
-            if current_mau >= self.hs.config.max_mau_value:
-                raise AuthError(
-                    403, "MAU Limit Exceeded", errcode=Codes.MAU_LIMIT_EXCEEDED
-                )
+        error = AuthError(
+            403, "Monthly Active User limits exceeded", errcode=Codes.MAU_LIMIT_EXCEEDED
+        )
+        yield self.auth.check_auth_blocking(error)
 
 
 @attr.s
diff --git a/synapse/handlers/register.py b/synapse/handlers/register.py
index 289704b241..706ed8c292 100644
--- a/synapse/handlers/register.py
+++ b/synapse/handlers/register.py
@@ -540,9 +540,7 @@ class RegistrationHandler(BaseHandler):
         Do not accept registrations if monthly active user limits exceeded
          and limiting is enabled
         """
-        if self.hs.config.limit_usage_by_mau is True:
-            current_mau = yield self.store.count_monthly_users()
-            if current_mau >= self.hs.config.max_mau_value:
-                raise RegistrationError(
-                    403, "MAU Limit Exceeded", Codes.MAU_LIMIT_EXCEEDED
-                )
+        error = RegistrationError(
+            403, "Monthly Active User limits exceeded", errcode=Codes.MAU_LIMIT_EXCEEDED
+        )
+        yield self.auth.check_auth_blocking(error)
diff --git a/synapse/storage/client_ips.py b/synapse/storage/client_ips.py
index 506915a1ef..83d64d1563 100644
--- a/synapse/storage/client_ips.py
+++ b/synapse/storage/client_ips.py
@@ -97,21 +97,22 @@ class ClientIpStore(background_updates.BackgroundUpdateStore):
 
     @defer.inlineCallbacks
     def _populate_monthly_active_users(self, user_id):
+        """Checks on the state of monthly active user limits and optionally
+        add the user to the monthly active tables
+
+        Args:
+            user_id(str): the user_id to query
+        """
+
         store = self.hs.get_datastore()
-        print "entering _populate_monthly_active_users"
         if self.hs.config.limit_usage_by_mau:
-            print "self.hs.config.limit_usage_by_mau is TRUE"
             is_user_monthly_active = yield store.is_user_monthly_active(user_id)
-            print "is_user_monthly_active is %r" % is_user_monthly_active
             if is_user_monthly_active:
                 yield store.upsert_monthly_active_user(user_id)
             else:
                 count = yield store.get_monthly_active_count()
-                print "count is %d" % count
                 if count < self.hs.config.max_mau_value:
-                    print "count is less than self.hs.config.max_mau_value "
-                    res = yield store.upsert_monthly_active_user(user_id)
-                    print "upsert response is %r" % res
+                    yield store.upsert_monthly_active_user(user_id)
 
     def _update_client_ips_batch(self):
         def update():