Move some rest endpoints to client reader

changelog.d/5063.feature

@@ -0,0 +1 @@
+Add support for handling /verions, /voip and /push_rules client endpoints to client_reader worker.

docs/workers.rst

@@ -227,6 +227,12 @@ following regular expressions::
     ^/_matrix/client/(api/v1|r0|unstable)/account/3pid$
     ^/_matrix/client/(api/v1|r0|unstable)/keys/query$
     ^/_matrix/client/(api/v1|r0|unstable)/keys/changes$
+    ^/_matrix/client/versions$
+    ^/_matrix/client/(api/v1|r0|unstable)/voip/turnServer$
+
+Additionally, the following REST endpoints can be handled for GET requests::
+
+    ^/_matrix/client/(api/v1|r0|unstable)/pushrules/.*$
 
 Additionally, the following REST endpoints can be handled, but all requests must
 be routed to the same instance::

synapse/app/client_reader.py

@@ -45,16 +45,19 @@
 from synapse.replication.slave.storage.transactions import SlavedTransactionStore
 from synapse.replication.tcp.client import ReplicationClientHandler
 from synapse.rest.client.v1.login import LoginRestServlet
+from synapse.rest.client.v1.push_rule import PushRuleRestServlet
 from synapse.rest.client.v1.room import (
     JoinedRoomMemberListRestServlet,
     PublicRoomListRestServlet,
     RoomEventContextServlet,
     RoomMemberListRestServlet,
     RoomStateRestServlet,
 )
+from synapse.rest.client.v1.voip import VoipRestServlet
 from synapse.rest.client.v2_alpha.account import ThreepidRestServlet
 from synapse.rest.client.v2_alpha.keys import KeyChangesServlet, KeyQueryServlet
 from synapse.rest.client.v2_alpha.register import RegisterRestServlet
+from synapse.rest.client.versions import VersionsRestServlet
 from synapse.server import HomeServer
 from synapse.storage.engines import create_engine
 from synapse.util.httpresourcetree import create_resource_tree
@@ -109,12 +112,12 @@ def _listen_http(self, listener_config):
                     ThreepidRestServlet(self).register(resource)
                     KeyQueryServlet(self).register(resource)
                     KeyChangesServlet(self).register(resource)
+                    VoipRestServlet(self).register(resource)
+                    PushRuleRestServlet(self).register(resource)
+                    VersionsRestServlet(self).register(resource)
 
                     resources.update({
-                        "/_matrix/client/r0": resource,
-                        "/_matrix/client/unstable": resource,
-                        "/_matrix/client/v2_alpha": resource,
-                        "/_matrix/client/api/v1": resource,
+                        "/_matrix/client": resource,
                     })
 
         root_resource = create_resource_tree(resources, NoResource())

synapse/rest/client/v1/push_rule.py

@@ -39,9 +39,13 @@ def __init__(self, hs):
         super(PushRuleRestServlet, self).__init__(hs)
         self.store = hs.get_datastore()
         self.notifier = hs.get_notifier()
+        self._is_worker = hs.config.worker_app is not None
 
     @defer.inlineCallbacks
     def on_PUT(self, request):
+        if self._is_worker:
+            raise Exception("Cannot handle PUT /push_rules on worker")
+
         spec = _rule_spec_from_path([x.decode('utf8') for x in request.postpath])
         try:
             priority_class = _priority_class_from_spec(spec)
@@ -103,6 +107,9 @@ def on_PUT(self, request):
 
     @defer.inlineCallbacks
     def on_DELETE(self, request):
+        if self._is_worker:
+            raise Exception("Cannot handle DELETE /push_rules on worker")
+
         spec = _rule_spec_from_path([x.decode('utf8') for x in request.postpath])
 
         requester = yield self.auth.get_user_by_req(request)