Initial implementation of auth conflict resolution

2 files changed, 36 insertions, 1 deletions

diff --git a/synapse/federation/transport/client.py b/synapse/federation/transport/client.py
index e634a3a213..4cb1dea2de 100644
--- a/synapse/federation/transport/client.py
+++ b/synapse/federation/transport/client.py
@@ -213,3 +213,19 @@ class TransportLayerClient(object):
         )
 
         defer.returnValue(response)
+
+    @defer.inlineCallbacks
+    @log_function
+    def send_query_auth(self, destination, room_id, event_id, content):
+        path = PREFIX + "/query_auth/%s/%s" % (room_id, event_id)
+
+        code, content = yield self.client.post_json(
+            destination=destination,
+            path=path,
+            data=content,
+        )
+
+        if not 200 <= code < 300:
+            raise RuntimeError("Got %d from send_invite", code)
+
+        defer.returnValue(json.loads(content))
diff --git a/synapse/federation/transport/server.py b/synapse/federation/transport/server.py
index a380a6910b..9c9f8d525b 100644
--- a/synapse/federation/transport/server.py
+++ b/synapse/federation/transport/server.py
@@ -42,7 +42,7 @@ class TransportLayerServer(object):
         content = None
         origin = None
 
-        if request.method == "PUT":
+        if request.method in ["PUT", "POST"]:
             # TODO: Handle other method types? other content types?
             try:
                 content_bytes = request.content.read()
@@ -234,6 +234,16 @@ class TransportLayerServer(object):
                 )
             )
         )
+        self.server.register_path(
+            "POST",
+            re.compile("^" + PREFIX + "/query_auth/([^/]*)/([^/]*)$"),
+            self._with_authentication(
+                lambda origin, content, query, context, event_id:
+                self._on_query_auth_request(
+                    origin, content, event_id,
+                )
+            )
+        )
 
     @defer.inlineCallbacks
     @log_function
@@ -325,3 +335,12 @@ class TransportLayerServer(object):
         )
 
         defer.returnValue((200, content))
+
+    @defer.inlineCallbacks
+    @log_function
+    def _on_query_auth_request(self, origin, content, event_id):
+        new_content = yield self.request_handler.on_query_auth_request(
+            origin, content, event_id
+        )
+
+        defer.returnValue((200, new_content))