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-rw-r--r--synapse/replication/http/federation.py49
1 files changed, 44 insertions, 5 deletions
diff --git a/synapse/replication/http/federation.py b/synapse/replication/http/federation.py
index 49a3251372..7e23b565b9 100644
--- a/synapse/replication/http/federation.py
+++ b/synapse/replication/http/federation.py
@@ -17,7 +17,8 @@ import logging
 
 from twisted.internet import defer
 
-from synapse.events import event_type_from_format_version
+from synapse.api.room_versions import KNOWN_ROOM_VERSIONS
+from synapse.events import make_event_from_dict
 from synapse.events.snapshot import EventContext
 from synapse.http.servlet import parse_json_object_from_request
 from synapse.replication.http._base import ReplicationEndpoint
@@ -37,6 +38,9 @@ class ReplicationFederationSendEventsRestServlet(ReplicationEndpoint):
         {
             "events": [{
                 "event": { .. serialized event .. },
+                "room_version": .., // "1", "2", "3", etc: the version of the room
+                                    // containing the event
+                "event_format_version": .., // 1,2,3 etc: the event format version
                 "internal_metadata": { .. serialized internal_metadata .. },
                 "rejected_reason": ..,   // The event.rejected_reason field
                 "context": { .. serialized event context .. },
@@ -72,6 +76,7 @@ class ReplicationFederationSendEventsRestServlet(ReplicationEndpoint):
             event_payloads.append(
                 {
                     "event": event.get_pdu_json(),
+                    "room_version": event.room_version.identifier,
                     "event_format_version": event.format_version,
                     "internal_metadata": event.internal_metadata.get_dict(),
                     "rejected_reason": event.rejected_reason,
@@ -94,12 +99,13 @@ class ReplicationFederationSendEventsRestServlet(ReplicationEndpoint):
             event_and_contexts = []
             for event_payload in event_payloads:
                 event_dict = event_payload["event"]
-                format_ver = event_payload["event_format_version"]
+                room_ver = KNOWN_ROOM_VERSIONS[event_payload["room_version"]]
                 internal_metadata = event_payload["internal_metadata"]
                 rejected_reason = event_payload["rejected_reason"]
 
-                EventType = event_type_from_format_version(format_ver)
-                event = EventType(event_dict, internal_metadata, rejected_reason)
+                event = make_event_from_dict(
+                    event_dict, room_ver, internal_metadata, rejected_reason
+                )
 
                 context = EventContext.deserialize(
                     self.storage, event_payload["context"]
@@ -211,7 +217,7 @@ class ReplicationCleanRoomRestServlet(ReplicationEndpoint):
 
     Request format:
 
-        POST /_synapse/replication/fed_query/:fed_cleanup_room/:txn_id
+        POST /_synapse/replication/fed_cleanup_room/:room_id/:txn_id
 
         {}
     """
@@ -238,8 +244,41 @@ class ReplicationCleanRoomRestServlet(ReplicationEndpoint):
         return 200, {}
 
 
+class ReplicationStoreRoomOnInviteRestServlet(ReplicationEndpoint):
+    """Called to clean up any data in DB for a given room, ready for the
+    server to join the room.
+
+    Request format:
+
+        POST /_synapse/replication/store_room_on_invite/:room_id/:txn_id
+
+        {
+            "room_version": "1",
+        }
+    """
+
+    NAME = "store_room_on_invite"
+    PATH_ARGS = ("room_id",)
+
+    def __init__(self, hs):
+        super().__init__(hs)
+
+        self.store = hs.get_datastore()
+
+    @staticmethod
+    def _serialize_payload(room_id, room_version):
+        return {"room_version": room_version.identifier}
+
+    async def _handle_request(self, request, room_id):
+        content = parse_json_object_from_request(request)
+        room_version = KNOWN_ROOM_VERSIONS[content["room_version"]]
+        await self.store.maybe_store_room_on_invite(room_id, room_version)
+        return 200, {}
+
+
 def register_servlets(hs, http_server):
     ReplicationFederationSendEventsRestServlet(hs).register(http_server)
     ReplicationFederationSendEduRestServlet(hs).register(http_server)
     ReplicationGetQueryRestServlet(hs).register(http_server)
     ReplicationCleanRoomRestServlet(hs).register(http_server)
+    ReplicationStoreRoomOnInviteRestServlet(hs).register(http_server)