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-rw-r--r--synapse/handlers/room_member_worker.py41
-rw-r--r--synapse/replication/http/membership.py262
2 files changed, 108 insertions, 195 deletions
diff --git a/synapse/handlers/room_member_worker.py b/synapse/handlers/room_member_worker.py
index 22d8b4b0d3..acc6eb8099 100644
--- a/synapse/handlers/room_member_worker.py
+++ b/synapse/handlers/room_member_worker.py
@@ -20,16 +20,24 @@ from twisted.internet import defer
 from synapse.api.errors import SynapseError
 from synapse.handlers.room_member import RoomMemberHandler
 from synapse.replication.http.membership import (
-    get_or_register_3pid_guest,
-    notify_user_membership_change,
-    remote_join,
-    remote_reject_invite,
+    ReplicationRegister3PIDGuestRestServlet as Repl3PID,
+    ReplicationRemoteJoinRestServlet as ReplRemoteJoin,
+    ReplicationRemoteRejectInviteRestServlet as ReplRejectInvite,
+    ReplicationUserJoinedLeftRoomRestServlet as ReplJoinedLeft,
 )
 
 logger = logging.getLogger(__name__)
 
 
 class RoomMemberWorkerHandler(RoomMemberHandler):
+    def __init__(self, hs):
+        super(RoomMemberWorkerHandler, self).__init__(hs)
+
+        self._get_register_3pid_client = Repl3PID.make_client(hs)
+        self._remote_join_client = ReplRemoteJoin.make_client(hs)
+        self._remote_reject_client = ReplRejectInvite.make_client(hs)
+        self._notify_change_client = ReplJoinedLeft.make_client(hs)
+
     @defer.inlineCallbacks
     def _remote_join(self, requester, remote_room_hosts, room_id, user, content):
         """Implements RoomMemberHandler._remote_join
@@ -37,10 +45,7 @@ class RoomMemberWorkerHandler(RoomMemberHandler):
         if len(remote_room_hosts) == 0:
             raise SynapseError(404, "No known servers")
 
-        ret = yield remote_join(
-            self.simple_http_client,
-            host=self.config.worker_replication_host,
-            port=self.config.worker_replication_http_port,
+        ret = yield self._remote_join_client(
             requester=requester,
             remote_room_hosts=remote_room_hosts,
             room_id=room_id,
@@ -55,10 +60,7 @@ class RoomMemberWorkerHandler(RoomMemberHandler):
     def _remote_reject_invite(self, requester, remote_room_hosts, room_id, target):
         """Implements RoomMemberHandler._remote_reject_invite
         """
-        return remote_reject_invite(
-            self.simple_http_client,
-            host=self.config.worker_replication_host,
-            port=self.config.worker_replication_http_port,
+        return self._remote_reject_client(
             requester=requester,
             remote_room_hosts=remote_room_hosts,
             room_id=room_id,
@@ -68,10 +70,7 @@ class RoomMemberWorkerHandler(RoomMemberHandler):
     def _user_joined_room(self, target, room_id):
         """Implements RoomMemberHandler._user_joined_room
         """
-        return notify_user_membership_change(
-            self.simple_http_client,
-            host=self.config.worker_replication_host,
-            port=self.config.worker_replication_http_port,
+        return self._notify_change_client(
             user_id=target.to_string(),
             room_id=room_id,
             change="joined",
@@ -80,10 +79,7 @@ class RoomMemberWorkerHandler(RoomMemberHandler):
     def _user_left_room(self, target, room_id):
         """Implements RoomMemberHandler._user_left_room
         """
-        return notify_user_membership_change(
-            self.simple_http_client,
-            host=self.config.worker_replication_host,
-            port=self.config.worker_replication_http_port,
+        return self._notify_change_client(
             user_id=target.to_string(),
             room_id=room_id,
             change="left",
@@ -92,10 +88,7 @@ class RoomMemberWorkerHandler(RoomMemberHandler):
     def get_or_register_3pid_guest(self, requester, medium, address, inviter_user_id):
         """Implements RoomMemberHandler.get_or_register_3pid_guest
         """
-        return get_or_register_3pid_guest(
-            self.simple_http_client,
-            host=self.config.worker_replication_host,
-            port=self.config.worker_replication_http_port,
+        return self._get_register_3pid_client(
             requester=requester,
             medium=medium,
             address=address,
diff --git a/synapse/replication/http/membership.py b/synapse/replication/http/membership.py
index 6bfc8a5b89..8ad83e8421 100644
--- a/synapse/replication/http/membership.py
+++ b/synapse/replication/http/membership.py
@@ -14,182 +14,53 @@
 # limitations under the License.
 
 import logging
-import re
 
 from twisted.internet import defer
 
-from synapse.api.errors import MatrixCodeMessageException, SynapseError
-from synapse.http.servlet import RestServlet, parse_json_object_from_request
+from synapse.http.servlet import parse_json_object_from_request
+from synapse.replication.http._base import ReplicationEndpoint
 from synapse.types import Requester, UserID
 from synapse.util.distributor import user_joined_room, user_left_room
 
 logger = logging.getLogger(__name__)
 
 
-@defer.inlineCallbacks
-def remote_join(client, host, port, requester, remote_room_hosts,
-                room_id, user_id, content):
-    """Ask the master to do a remote join for the given user to the given room
-
-    Args:
-        client (SimpleHttpClient)
-        host (str): host of master
-        port (int): port on master listening for HTTP replication
-        requester (Requester)
-        remote_room_hosts (list[str]): Servers to try and join via
-        room_id (str)
-        user_id (str)
-        content (dict): The event content to use for the join event
-
-    Returns:
-        Deferred
-    """
-    uri = "http://%s:%s/_synapse/replication/remote_join" % (host, port)
-
-    payload = {
-        "requester": requester.serialize(),
-        "remote_room_hosts": remote_room_hosts,
-        "room_id": room_id,
-        "user_id": user_id,
-        "content": content,
-    }
-
-    try:
-        result = yield client.post_json_get_json(uri, payload)
-    except MatrixCodeMessageException as e:
-        # We convert to SynapseError as we know that it was a SynapseError
-        # on the master process that we should send to the client. (And
-        # importantly, not stack traces everywhere)
-        raise SynapseError(e.code, e.msg, e.errcode)
-    defer.returnValue(result)
-
-
-@defer.inlineCallbacks
-def remote_reject_invite(client, host, port, requester, remote_room_hosts,
-                         room_id, user_id):
-    """Ask master to reject the invite for the user and room.
-
-    Args:
-        client (SimpleHttpClient)
-        host (str): host of master
-        port (int): port on master listening for HTTP replication
-        requester (Requester)
-        remote_room_hosts (list[str]): Servers to try and reject via
-        room_id (str)
-        user_id (str)
-
-    Returns:
-        Deferred
-    """
-    uri = "http://%s:%s/_synapse/replication/remote_reject_invite" % (host, port)
-
-    payload = {
-        "requester": requester.serialize(),
-        "remote_room_hosts": remote_room_hosts,
-        "room_id": room_id,
-        "user_id": user_id,
-    }
-
-    try:
-        result = yield client.post_json_get_json(uri, payload)
-    except MatrixCodeMessageException as e:
-        # We convert to SynapseError as we know that it was a SynapseError
-        # on the master process that we should send to the client. (And
-        # importantly, not stack traces everywhere)
-        raise SynapseError(e.code, e.msg, e.errcode)
-    defer.returnValue(result)
-
-
-@defer.inlineCallbacks
-def get_or_register_3pid_guest(client, host, port, requester,
-                               medium, address, inviter_user_id):
-    """Ask the master to get/create a guest account for given 3PID.
-
-    Args:
-        client (SimpleHttpClient)
-        host (str): host of master
-        port (int): port on master listening for HTTP replication
-        requester (Requester)
-        medium (str)
-        address (str)
-        inviter_user_id (str): The user ID who is trying to invite the
-            3PID
-
-    Returns:
-        Deferred[(str, str)]: A 2-tuple of `(user_id, access_token)` of the
-        3PID guest account.
-    """
-
-    uri = "http://%s:%s/_synapse/replication/get_or_register_3pid_guest" % (host, port)
-
-    payload = {
-        "requester": requester.serialize(),
-        "medium": medium,
-        "address": address,
-        "inviter_user_id": inviter_user_id,
-    }
-
-    try:
-        result = yield client.post_json_get_json(uri, payload)
-    except MatrixCodeMessageException as e:
-        # We convert to SynapseError as we know that it was a SynapseError
-        # on the master process that we should send to the client. (And
-        # importantly, not stack traces everywhere)
-        raise SynapseError(e.code, e.msg, e.errcode)
-    defer.returnValue(result)
-
-
-@defer.inlineCallbacks
-def notify_user_membership_change(client, host, port, user_id, room_id, change):
-    """Notify master that a user has joined or left the room
-
-    Args:
-        client (SimpleHttpClient)
-        host (str): host of master
-        port (int): port on master listening for HTTP replication.
-        user_id (str)
-        room_id (str)
-        change (str): Either "join" or "left"
-
-    Returns:
-        Deferred
+class ReplicationRemoteJoinRestServlet(ReplicationEndpoint):
+    """Does a remote join for the given user to the given room
     """
-    assert change in ("joined", "left")
-
-    uri = "http://%s:%s/_synapse/replication/user_%s_room" % (host, port, change)
-
-    payload = {
-        "user_id": user_id,
-        "room_id": room_id,
-    }
-
-    try:
-        result = yield client.post_json_get_json(uri, payload)
-    except MatrixCodeMessageException as e:
-        # We convert to SynapseError as we know that it was a SynapseError
-        # on the master process that we should send to the client. (And
-        # importantly, not stack traces everywhere)
-        raise SynapseError(e.code, e.msg, e.errcode)
-    defer.returnValue(result)
-
 
-class ReplicationRemoteJoinRestServlet(RestServlet):
-    PATTERNS = [re.compile("^/_synapse/replication/remote_join$")]
+    NAME = "remote_join"
+    PATH_ARGS = ("room_id", "user_id",)
 
     def __init__(self, hs):
-        super(ReplicationRemoteJoinRestServlet, self).__init__()
+        super(ReplicationRemoteJoinRestServlet, self).__init__(hs)
 
         self.federation_handler = hs.get_handlers().federation_handler
         self.store = hs.get_datastore()
         self.clock = hs.get_clock()
 
+    @staticmethod
+    def _serialize_payload(requester, room_id, user_id, remote_room_hosts,
+                           content):
+        """
+        Args:
+            requester(Requester)
+            room_id (str)
+            user_id (str)
+            remote_room_hosts (list[str]): Servers to try and join via
+            content(dict): The event content to use for the join event
+        """
+        return {
+            "requester": requester.serialize(),
+            "remote_room_hosts": remote_room_hosts,
+            "content": content,
+        }
+
     @defer.inlineCallbacks
-    def on_POST(self, request):
+    def _handle_request(self, request, room_id, user_id):
         content = parse_json_object_from_request(request)
 
         remote_room_hosts = content["remote_room_hosts"]
-        room_id = content["room_id"]
-        user_id = content["user_id"]
         event_content = content["content"]
 
         requester = Requester.deserialize(self.store, content["requester"])
@@ -212,23 +83,39 @@ class ReplicationRemoteJoinRestServlet(RestServlet):
         defer.returnValue((200, {}))
 
 
-class ReplicationRemoteRejectInviteRestServlet(RestServlet):
-    PATTERNS = [re.compile("^/_synapse/replication/remote_reject_invite$")]
+class ReplicationRemoteRejectInviteRestServlet(ReplicationEndpoint):
+    """Rejects the invite for the user and room.
+    """
+
+    NAME = "remote_reject_invite"
+    PATH_ARGS = ("room_id", "user_id",)
 
     def __init__(self, hs):
-        super(ReplicationRemoteRejectInviteRestServlet, self).__init__()
+        super(ReplicationRemoteRejectInviteRestServlet, self).__init__(hs)
 
         self.federation_handler = hs.get_handlers().federation_handler
         self.store = hs.get_datastore()
         self.clock = hs.get_clock()
 
+    @staticmethod
+    def _serialize_payload(requester, room_id, user_id, remote_room_hosts):
+        """
+        Args:
+            requester(Requester)
+            room_id (str)
+            user_id (str)
+            remote_room_hosts (list[str]): Servers to try and reject via
+        """
+        return {
+            "requester": requester.serialize(),
+            "remote_room_hosts": remote_room_hosts,
+        }
+
     @defer.inlineCallbacks
-    def on_POST(self, request):
+    def _handle_request(self, request, room_id, user_id):
         content = parse_json_object_from_request(request)
 
         remote_room_hosts = content["remote_room_hosts"]
-        room_id = content["room_id"]
-        user_id = content["user_id"]
 
         requester = Requester.deserialize(self.store, content["requester"])
 
@@ -264,18 +151,39 @@ class ReplicationRemoteRejectInviteRestServlet(RestServlet):
         defer.returnValue((200, ret))
 
 
-class ReplicationRegister3PIDGuestRestServlet(RestServlet):
-    PATTERNS = [re.compile("^/_synapse/replication/get_or_register_3pid_guest$")]
+class ReplicationRegister3PIDGuestRestServlet(ReplicationEndpoint):
+    """Gets/creates a guest account for given 3PID.
+    """
+
+    NAME = "get_or_register_3pid_guest"
+    PATH_ARGS = ()
 
     def __init__(self, hs):
-        super(ReplicationRegister3PIDGuestRestServlet, self).__init__()
+        super(ReplicationRegister3PIDGuestRestServlet, self).__init__(hs)
 
         self.registeration_handler = hs.get_handlers().registration_handler
         self.store = hs.get_datastore()
         self.clock = hs.get_clock()
 
+    @staticmethod
+    def _serialize_payload(requester, medium, address, inviter_user_id):
+        """
+        Args:
+            requester(Requester)
+            medium (str)
+            address (str)
+            inviter_user_id (str): The user ID who is trying to invite the
+                3PID
+        """
+        return {
+            "requester": requester.serialize(),
+            "medium": medium,
+            "address": address,
+            "inviter_user_id": inviter_user_id,
+        }
+
     @defer.inlineCallbacks
-    def on_POST(self, request):
+    def _handle_request(self, request):
         content = parse_json_object_from_request(request)
 
         medium = content["medium"]
@@ -296,23 +204,35 @@ class ReplicationRegister3PIDGuestRestServlet(RestServlet):
         defer.returnValue((200, ret))
 
 
-class ReplicationUserJoinedLeftRoomRestServlet(RestServlet):
-    PATTERNS = [re.compile("^/_synapse/replication/user_(?P<change>joined|left)_room$")]
+class ReplicationUserJoinedLeftRoomRestServlet(ReplicationEndpoint):
+    """Notifies that a user has joined or left the room
+    """
+
+    NAME = "membership_change"
+    PATH_ARGS = ("room_id", "user_id", "change")
+    CACHE = False  # No point caching as should return instantly.
 
     def __init__(self, hs):
-        super(ReplicationUserJoinedLeftRoomRestServlet, self).__init__()
+        super(ReplicationUserJoinedLeftRoomRestServlet, self).__init__(hs)
 
         self.registeration_handler = hs.get_handlers().registration_handler
         self.store = hs.get_datastore()
         self.clock = hs.get_clock()
         self.distributor = hs.get_distributor()
 
-    def on_POST(self, request, change):
-        content = parse_json_object_from_request(request)
+    @staticmethod
+    def _serialize_payload(room_id, user_id, change):
+        """
+        Args:
+            room_id (str)
+            user_id (str)
+            change (str): Either "joined" or "left"
+        """
+        assert change in ("joined", "left",)
 
-        user_id = content["user_id"]
-        room_id = content["room_id"]
+        return {}
 
+    def _handle_request(self, request, room_id, user_id, change):
         logger.info("user membership change: %s in %s", user_id, room_id)
 
         user = UserID.from_string(user_id)