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authorAndrew Morgan <andrew@amorgan.xyz>2019-02-26 14:23:40 +0000
committerAndrew Morgan <andrew@amorgan.xyz>2019-02-26 14:23:40 +0000
commit802884d4ee06ca8e42f46f64e6da7c188d43dc69 (patch)
tree6767e6e142d75e5500092a829d488583fcedef51 /synapse/federation/transport
parentAdd changelog (diff)
parentMerge pull request #4745 from matrix-org/revert-4736-anoa/public_rooms_federate (diff)
downloadsynapse-802884d4ee06ca8e42f46f64e6da7c188d43dc69.tar.xz
Merge branch 'develop' of github.com:matrix-org/synapse into anoa/public_rooms_federate_develop
Diffstat (limited to 'synapse/federation/transport')
-rw-r--r--synapse/federation/transport/client.py169
-rw-r--r--synapse/federation/transport/server.py196
2 files changed, 241 insertions, 124 deletions
diff --git a/synapse/federation/transport/client.py b/synapse/federation/transport/client.py
index edba5a9808..8e2be218e2 100644
--- a/synapse/federation/transport/client.py
+++ b/synapse/federation/transport/client.py
@@ -21,7 +21,7 @@ from six.moves import urllib
 from twisted.internet import defer
 
 from synapse.api.constants import Membership
-from synapse.api.urls import FEDERATION_PREFIX as PREFIX
+from synapse.api.urls import FEDERATION_V1_PREFIX, FEDERATION_V2_PREFIX
 from synapse.util.logutils import log_function
 
 logger = logging.getLogger(__name__)
@@ -51,7 +51,7 @@ class TransportLayerClient(object):
         logger.debug("get_room_state dest=%s, room=%s",
                      destination, room_id)
 
-        path = _create_path(PREFIX, "/state/%s/", room_id)
+        path = _create_v1_path("/state/%s/", room_id)
         return self.client.get_json(
             destination, path=path, args={"event_id": event_id},
         )
@@ -73,7 +73,7 @@ class TransportLayerClient(object):
         logger.debug("get_room_state_ids dest=%s, room=%s",
                      destination, room_id)
 
-        path = _create_path(PREFIX, "/state_ids/%s/", room_id)
+        path = _create_v1_path("/state_ids/%s/", room_id)
         return self.client.get_json(
             destination, path=path, args={"event_id": event_id},
         )
@@ -95,7 +95,7 @@ class TransportLayerClient(object):
         logger.debug("get_pdu dest=%s, event_id=%s",
                      destination, event_id)
 
-        path = _create_path(PREFIX, "/event/%s/", event_id)
+        path = _create_v1_path("/event/%s/", event_id)
         return self.client.get_json(destination, path=path, timeout=timeout)
 
     @log_function
@@ -121,7 +121,7 @@ class TransportLayerClient(object):
             # TODO: raise?
             return
 
-        path = _create_path(PREFIX, "/backfill/%s/", room_id)
+        path = _create_v1_path("/backfill/%s/", room_id)
 
         args = {
             "v": event_tuples,
@@ -167,7 +167,7 @@ class TransportLayerClient(object):
         # generated by the json_data_callback.
         json_data = transaction.get_dict()
 
-        path = _create_path(PREFIX, "/send/%s/", transaction.transaction_id)
+        path = _create_v1_path("/send/%s/", transaction.transaction_id)
 
         response = yield self.client.put_json(
             transaction.destination,
@@ -184,7 +184,7 @@ class TransportLayerClient(object):
     @log_function
     def make_query(self, destination, query_type, args, retry_on_dns_fail,
                    ignore_backoff=False):
-        path = _create_path(PREFIX, "/query/%s", query_type)
+        path = _create_v1_path("/query/%s", query_type)
 
         content = yield self.client.get_json(
             destination=destination,
@@ -231,7 +231,7 @@ class TransportLayerClient(object):
                 "make_membership_event called with membership='%s', must be one of %s" %
                 (membership, ",".join(valid_memberships))
             )
-        path = _create_path(PREFIX, "/make_%s/%s/%s", membership, room_id, user_id)
+        path = _create_v1_path("/make_%s/%s/%s", membership, room_id, user_id)
 
         ignore_backoff = False
         retry_on_dns_fail = False
@@ -258,7 +258,7 @@ class TransportLayerClient(object):
     @defer.inlineCallbacks
     @log_function
     def send_join(self, destination, room_id, event_id, content):
-        path = _create_path(PREFIX, "/send_join/%s/%s", room_id, event_id)
+        path = _create_v1_path("/send_join/%s/%s", room_id, event_id)
 
         response = yield self.client.put_json(
             destination=destination,
@@ -271,7 +271,7 @@ class TransportLayerClient(object):
     @defer.inlineCallbacks
     @log_function
     def send_leave(self, destination, room_id, event_id, content):
-        path = _create_path(PREFIX, "/send_leave/%s/%s", room_id, event_id)
+        path = _create_v1_path("/send_leave/%s/%s", room_id, event_id)
 
         response = yield self.client.put_json(
             destination=destination,
@@ -289,8 +289,22 @@ class TransportLayerClient(object):
 
     @defer.inlineCallbacks
     @log_function
-    def send_invite(self, destination, room_id, event_id, content):
-        path = _create_path(PREFIX, "/invite/%s/%s", room_id, event_id)
+    def send_invite_v1(self, destination, room_id, event_id, content):
+        path = _create_v1_path("/invite/%s/%s", room_id, event_id)
+
+        response = yield self.client.put_json(
+            destination=destination,
+            path=path,
+            data=content,
+            ignore_backoff=True,
+        )
+
+        defer.returnValue(response)
+
+    @defer.inlineCallbacks
+    @log_function
+    def send_invite_v2(self, destination, room_id, event_id, content):
+        path = _create_v2_path("/invite/%s/%s", room_id, event_id)
 
         response = yield self.client.put_json(
             destination=destination,
@@ -306,7 +320,7 @@ class TransportLayerClient(object):
     def get_public_rooms(self, remote_server, limit, since_token,
                          search_filter=None, include_all_networks=False,
                          third_party_instance_id=None):
-        path = PREFIX + "/publicRooms"
+        path = _create_v1_path("/publicRooms")
 
         args = {
             "include_all_networks": "true" if include_all_networks else "false",
@@ -332,7 +346,7 @@ class TransportLayerClient(object):
     @defer.inlineCallbacks
     @log_function
     def exchange_third_party_invite(self, destination, room_id, event_dict):
-        path = _create_path(PREFIX, "/exchange_third_party_invite/%s", room_id,)
+        path = _create_v1_path("/exchange_third_party_invite/%s", room_id,)
 
         response = yield self.client.put_json(
             destination=destination,
@@ -345,7 +359,7 @@ class TransportLayerClient(object):
     @defer.inlineCallbacks
     @log_function
     def get_event_auth(self, destination, room_id, event_id):
-        path = _create_path(PREFIX, "/event_auth/%s/%s", room_id, event_id)
+        path = _create_v1_path("/event_auth/%s/%s", room_id, event_id)
 
         content = yield self.client.get_json(
             destination=destination,
@@ -357,7 +371,7 @@ class TransportLayerClient(object):
     @defer.inlineCallbacks
     @log_function
     def send_query_auth(self, destination, room_id, event_id, content):
-        path = _create_path(PREFIX, "/query_auth/%s/%s", room_id, event_id)
+        path = _create_v1_path("/query_auth/%s/%s", room_id, event_id)
 
         content = yield self.client.post_json(
             destination=destination,
@@ -392,7 +406,7 @@ class TransportLayerClient(object):
         Returns:
             A dict containg the device keys.
         """
-        path = PREFIX + "/user/keys/query"
+        path = _create_v1_path("/user/keys/query")
 
         content = yield self.client.post_json(
             destination=destination,
@@ -419,7 +433,7 @@ class TransportLayerClient(object):
         Returns:
             A dict containg the device keys.
         """
-        path = _create_path(PREFIX, "/user/devices/%s", user_id)
+        path = _create_v1_path("/user/devices/%s", user_id)
 
         content = yield self.client.get_json(
             destination=destination,
@@ -455,7 +469,7 @@ class TransportLayerClient(object):
             A dict containg the one-time keys.
         """
 
-        path = PREFIX + "/user/keys/claim"
+        path = _create_v1_path("/user/keys/claim")
 
         content = yield self.client.post_json(
             destination=destination,
@@ -469,7 +483,7 @@ class TransportLayerClient(object):
     @log_function
     def get_missing_events(self, destination, room_id, earliest_events,
                            latest_events, limit, min_depth, timeout):
-        path = _create_path(PREFIX, "/get_missing_events/%s", room_id,)
+        path = _create_v1_path("/get_missing_events/%s", room_id,)
 
         content = yield self.client.post_json(
             destination=destination,
@@ -489,7 +503,7 @@ class TransportLayerClient(object):
     def get_group_profile(self, destination, group_id, requester_user_id):
         """Get a group profile
         """
-        path = _create_path(PREFIX, "/groups/%s/profile", group_id,)
+        path = _create_v1_path("/groups/%s/profile", group_id,)
 
         return self.client.get_json(
             destination=destination,
@@ -508,7 +522,7 @@ class TransportLayerClient(object):
             requester_user_id (str)
             content (dict): The new profile of the group
         """
-        path = _create_path(PREFIX, "/groups/%s/profile", group_id,)
+        path = _create_v1_path("/groups/%s/profile", group_id,)
 
         return self.client.post_json(
             destination=destination,
@@ -522,7 +536,7 @@ class TransportLayerClient(object):
     def get_group_summary(self, destination, group_id, requester_user_id):
         """Get a group summary
         """
-        path = _create_path(PREFIX, "/groups/%s/summary", group_id,)
+        path = _create_v1_path("/groups/%s/summary", group_id,)
 
         return self.client.get_json(
             destination=destination,
@@ -535,7 +549,7 @@ class TransportLayerClient(object):
     def get_rooms_in_group(self, destination, group_id, requester_user_id):
         """Get all rooms in a group
         """
-        path = _create_path(PREFIX, "/groups/%s/rooms", group_id,)
+        path = _create_v1_path("/groups/%s/rooms", group_id,)
 
         return self.client.get_json(
             destination=destination,
@@ -548,7 +562,7 @@ class TransportLayerClient(object):
                           content):
         """Add a room to a group
         """
-        path = _create_path(PREFIX, "/groups/%s/room/%s", group_id, room_id,)
+        path = _create_v1_path("/groups/%s/room/%s", group_id, room_id,)
 
         return self.client.post_json(
             destination=destination,
@@ -562,8 +576,8 @@ class TransportLayerClient(object):
                              config_key, content):
         """Update room in group
         """
-        path = _create_path(
-            PREFIX, "/groups/%s/room/%s/config/%s",
+        path = _create_v1_path(
+            "/groups/%s/room/%s/config/%s",
             group_id, room_id, config_key,
         )
 
@@ -578,7 +592,7 @@ class TransportLayerClient(object):
     def remove_room_from_group(self, destination, group_id, requester_user_id, room_id):
         """Remove a room from a group
         """
-        path = _create_path(PREFIX, "/groups/%s/room/%s", group_id, room_id,)
+        path = _create_v1_path("/groups/%s/room/%s", group_id, room_id,)
 
         return self.client.delete_json(
             destination=destination,
@@ -591,7 +605,7 @@ class TransportLayerClient(object):
     def get_users_in_group(self, destination, group_id, requester_user_id):
         """Get users in a group
         """
-        path = _create_path(PREFIX, "/groups/%s/users", group_id,)
+        path = _create_v1_path("/groups/%s/users", group_id,)
 
         return self.client.get_json(
             destination=destination,
@@ -604,7 +618,7 @@ class TransportLayerClient(object):
     def get_invited_users_in_group(self, destination, group_id, requester_user_id):
         """Get users that have been invited to a group
         """
-        path = _create_path(PREFIX, "/groups/%s/invited_users", group_id,)
+        path = _create_v1_path("/groups/%s/invited_users", group_id,)
 
         return self.client.get_json(
             destination=destination,
@@ -617,8 +631,8 @@ class TransportLayerClient(object):
     def accept_group_invite(self, destination, group_id, user_id, content):
         """Accept a group invite
         """
-        path = _create_path(
-            PREFIX, "/groups/%s/users/%s/accept_invite",
+        path = _create_v1_path(
+            "/groups/%s/users/%s/accept_invite",
             group_id, user_id,
         )
 
@@ -633,7 +647,7 @@ class TransportLayerClient(object):
     def join_group(self, destination, group_id, user_id, content):
         """Attempts to join a group
         """
-        path = _create_path(PREFIX, "/groups/%s/users/%s/join", group_id, user_id)
+        path = _create_v1_path("/groups/%s/users/%s/join", group_id, user_id)
 
         return self.client.post_json(
             destination=destination,
@@ -646,7 +660,7 @@ class TransportLayerClient(object):
     def invite_to_group(self, destination, group_id, user_id, requester_user_id, content):
         """Invite a user to a group
         """
-        path = _create_path(PREFIX, "/groups/%s/users/%s/invite", group_id, user_id)
+        path = _create_v1_path("/groups/%s/users/%s/invite", group_id, user_id)
 
         return self.client.post_json(
             destination=destination,
@@ -662,7 +676,7 @@ class TransportLayerClient(object):
         invited.
         """
 
-        path = _create_path(PREFIX, "/groups/local/%s/users/%s/invite", group_id, user_id)
+        path = _create_v1_path("/groups/local/%s/users/%s/invite", group_id, user_id)
 
         return self.client.post_json(
             destination=destination,
@@ -676,7 +690,7 @@ class TransportLayerClient(object):
                                user_id, content):
         """Remove a user fron a group
         """
-        path = _create_path(PREFIX, "/groups/%s/users/%s/remove", group_id, user_id)
+        path = _create_v1_path("/groups/%s/users/%s/remove", group_id, user_id)
 
         return self.client.post_json(
             destination=destination,
@@ -693,7 +707,7 @@ class TransportLayerClient(object):
         kicked from the group.
         """
 
-        path = _create_path(PREFIX, "/groups/local/%s/users/%s/remove", group_id, user_id)
+        path = _create_v1_path("/groups/local/%s/users/%s/remove", group_id, user_id)
 
         return self.client.post_json(
             destination=destination,
@@ -708,7 +722,7 @@ class TransportLayerClient(object):
         the attestations
         """
 
-        path = _create_path(PREFIX, "/groups/%s/renew_attestation/%s", group_id, user_id)
+        path = _create_v1_path("/groups/%s/renew_attestation/%s", group_id, user_id)
 
         return self.client.post_json(
             destination=destination,
@@ -723,12 +737,12 @@ class TransportLayerClient(object):
         """Update a room entry in a group summary
         """
         if category_id:
-            path = _create_path(
-                PREFIX, "/groups/%s/summary/categories/%s/rooms/%s",
+            path = _create_v1_path(
+                "/groups/%s/summary/categories/%s/rooms/%s",
                 group_id, category_id, room_id,
             )
         else:
-            path = _create_path(PREFIX, "/groups/%s/summary/rooms/%s", group_id, room_id,)
+            path = _create_v1_path("/groups/%s/summary/rooms/%s", group_id, room_id,)
 
         return self.client.post_json(
             destination=destination,
@@ -744,12 +758,12 @@ class TransportLayerClient(object):
         """Delete a room entry in a group summary
         """
         if category_id:
-            path = _create_path(
-                PREFIX + "/groups/%s/summary/categories/%s/rooms/%s",
+            path = _create_v1_path(
+                "/groups/%s/summary/categories/%s/rooms/%s",
                 group_id, category_id, room_id,
             )
         else:
-            path = _create_path(PREFIX, "/groups/%s/summary/rooms/%s", group_id, room_id,)
+            path = _create_v1_path("/groups/%s/summary/rooms/%s", group_id, room_id,)
 
         return self.client.delete_json(
             destination=destination,
@@ -762,7 +776,7 @@ class TransportLayerClient(object):
     def get_group_categories(self, destination, group_id, requester_user_id):
         """Get all categories in a group
         """
-        path = _create_path(PREFIX, "/groups/%s/categories", group_id,)
+        path = _create_v1_path("/groups/%s/categories", group_id,)
 
         return self.client.get_json(
             destination=destination,
@@ -775,7 +789,7 @@ class TransportLayerClient(object):
     def get_group_category(self, destination, group_id, requester_user_id, category_id):
         """Get category info in a group
         """
-        path = _create_path(PREFIX, "/groups/%s/categories/%s", group_id, category_id,)
+        path = _create_v1_path("/groups/%s/categories/%s", group_id, category_id,)
 
         return self.client.get_json(
             destination=destination,
@@ -789,7 +803,7 @@ class TransportLayerClient(object):
                               content):
         """Update a category in a group
         """
-        path = _create_path(PREFIX, "/groups/%s/categories/%s", group_id, category_id,)
+        path = _create_v1_path("/groups/%s/categories/%s", group_id, category_id,)
 
         return self.client.post_json(
             destination=destination,
@@ -804,7 +818,7 @@ class TransportLayerClient(object):
                               category_id):
         """Delete a category in a group
         """
-        path = _create_path(PREFIX, "/groups/%s/categories/%s", group_id, category_id,)
+        path = _create_v1_path("/groups/%s/categories/%s", group_id, category_id,)
 
         return self.client.delete_json(
             destination=destination,
@@ -817,7 +831,7 @@ class TransportLayerClient(object):
     def get_group_roles(self, destination, group_id, requester_user_id):
         """Get all roles in a group
         """
-        path = _create_path(PREFIX, "/groups/%s/roles", group_id,)
+        path = _create_v1_path("/groups/%s/roles", group_id,)
 
         return self.client.get_json(
             destination=destination,
@@ -830,7 +844,7 @@ class TransportLayerClient(object):
     def get_group_role(self, destination, group_id, requester_user_id, role_id):
         """Get a roles info
         """
-        path = _create_path(PREFIX, "/groups/%s/roles/%s", group_id, role_id,)
+        path = _create_v1_path("/groups/%s/roles/%s", group_id, role_id,)
 
         return self.client.get_json(
             destination=destination,
@@ -844,7 +858,7 @@ class TransportLayerClient(object):
                           content):
         """Update a role in a group
         """
-        path = _create_path(PREFIX, "/groups/%s/roles/%s", group_id, role_id,)
+        path = _create_v1_path("/groups/%s/roles/%s", group_id, role_id,)
 
         return self.client.post_json(
             destination=destination,
@@ -858,7 +872,7 @@ class TransportLayerClient(object):
     def delete_group_role(self, destination, group_id, requester_user_id, role_id):
         """Delete a role in a group
         """
-        path = _create_path(PREFIX, "/groups/%s/roles/%s", group_id, role_id,)
+        path = _create_v1_path("/groups/%s/roles/%s", group_id, role_id,)
 
         return self.client.delete_json(
             destination=destination,
@@ -873,12 +887,12 @@ class TransportLayerClient(object):
         """Update a users entry in a group
         """
         if role_id:
-            path = _create_path(
-                PREFIX, "/groups/%s/summary/roles/%s/users/%s",
+            path = _create_v1_path(
+                "/groups/%s/summary/roles/%s/users/%s",
                 group_id, role_id, user_id,
             )
         else:
-            path = _create_path(PREFIX, "/groups/%s/summary/users/%s", group_id, user_id,)
+            path = _create_v1_path("/groups/%s/summary/users/%s", group_id, user_id,)
 
         return self.client.post_json(
             destination=destination,
@@ -893,7 +907,7 @@ class TransportLayerClient(object):
                               content):
         """Sets the join policy for a group
         """
-        path = _create_path(PREFIX, "/groups/%s/settings/m.join_policy", group_id,)
+        path = _create_v1_path("/groups/%s/settings/m.join_policy", group_id,)
 
         return self.client.put_json(
             destination=destination,
@@ -909,12 +923,12 @@ class TransportLayerClient(object):
         """Delete a users entry in a group
         """
         if role_id:
-            path = _create_path(
-                PREFIX, "/groups/%s/summary/roles/%s/users/%s",
+            path = _create_v1_path(
+                "/groups/%s/summary/roles/%s/users/%s",
                 group_id, role_id, user_id,
             )
         else:
-            path = _create_path(PREFIX, "/groups/%s/summary/users/%s", group_id, user_id,)
+            path = _create_v1_path("/groups/%s/summary/users/%s", group_id, user_id,)
 
         return self.client.delete_json(
             destination=destination,
@@ -927,7 +941,7 @@ class TransportLayerClient(object):
         """Get the groups a list of users are publicising
         """
 
-        path = PREFIX + "/get_groups_publicised"
+        path = _create_v1_path("/get_groups_publicised")
 
         content = {"user_ids": user_ids}
 
@@ -939,20 +953,43 @@ class TransportLayerClient(object):
         )
 
 
-def _create_path(prefix, path, *args):
-    """Creates a path from the prefix, path template and args. Ensures that
-    all args are url encoded.
+def _create_v1_path(path, *args):
+    """Creates a path against V1 federation API from the path template and
+    args. Ensures that all args are url encoded.
+
+    Example:
+
+        _create_v1_path("/event/%s/", event_id)
+
+    Args:
+        path (str): String template for the path
+        args: ([str]): Args to insert into path. Each arg will be url encoded
+
+    Returns:
+        str
+    """
+    return (
+        FEDERATION_V1_PREFIX
+        + path % tuple(urllib.parse.quote(arg, "") for arg in args)
+    )
+
+
+def _create_v2_path(path, *args):
+    """Creates a path against V2 federation API from the path template and
+    args. Ensures that all args are url encoded.
 
     Example:
 
-        _create_path(PREFIX, "/event/%s/", event_id)
+        _create_v2_path("/event/%s/", event_id)
 
     Args:
-        prefix (str)
         path (str): String template for the path
         args: ([str]): Args to insert into path. Each arg will be url encoded
 
     Returns:
         str
     """
-    return prefix + path % tuple(urllib.parse.quote(arg, "") for arg in args)
+    return (
+        FEDERATION_V2_PREFIX
+        + path % tuple(urllib.parse.quote(arg, "") for arg in args)
+    )
diff --git a/synapse/federation/transport/server.py b/synapse/federation/transport/server.py
index 6d4a26f595..5ba94be2ec 100644
--- a/synapse/federation/transport/server.py
+++ b/synapse/federation/transport/server.py
@@ -21,8 +21,9 @@ import re
 from twisted.internet import defer
 
 import synapse
+from synapse.api.constants import RoomVersions
 from synapse.api.errors import Codes, FederationDeniedError, SynapseError
-from synapse.api.urls import FEDERATION_PREFIX as PREFIX
+from synapse.api.urls import FEDERATION_V1_PREFIX, FEDERATION_V2_PREFIX
 from synapse.http.endpoint import parse_and_validate_server_name
 from synapse.http.server import JsonResource
 from synapse.http.servlet import (
@@ -42,9 +43,20 @@ logger = logging.getLogger(__name__)
 class TransportLayerServer(JsonResource):
     """Handles incoming federation HTTP requests"""
 
-    def __init__(self, hs):
+    def __init__(self, hs, servlet_groups=None):
+        """Initialize the TransportLayerServer
+
+        Will by default register all servlets. For custom behaviour, pass in
+        a list of servlet_groups to register.
+
+        Args:
+            hs (synapse.server.HomeServer): homeserver
+            servlet_groups (list[str], optional): List of servlet groups to register.
+                Defaults to ``DEFAULT_SERVLET_GROUPS``.
+        """
         self.hs = hs
         self.clock = hs.get_clock()
+        self.servlet_groups = servlet_groups
 
         super(TransportLayerServer, self).__init__(hs, canonical_json=False)
 
@@ -66,6 +78,7 @@ class TransportLayerServer(JsonResource):
             resource=self,
             ratelimiter=self.ratelimiter,
             authenticator=self.authenticator,
+            servlet_groups=self.servlet_groups,
         )
 
 
@@ -227,6 +240,8 @@ class BaseFederationServlet(object):
     """
     REQUIRE_AUTH = True
 
+    PREFIX = FEDERATION_V1_PREFIX  # Allows specifying the API version
+
     def __init__(self, handler, authenticator, ratelimiter, server_name):
         self.handler = handler
         self.authenticator = authenticator
@@ -286,7 +301,7 @@ class BaseFederationServlet(object):
         return new_func
 
     def register(self, server):
-        pattern = re.compile("^" + PREFIX + self.PATH + "$")
+        pattern = re.compile("^" + self.PREFIX + self.PATH + "$")
 
         for method in ("GET", "PUT", "POST"):
             code = getattr(self, "on_%s" % (method), None)
@@ -362,14 +377,6 @@ class FederationSendServlet(BaseFederationServlet):
         defer.returnValue((code, response))
 
 
-class FederationPullServlet(BaseFederationServlet):
-    PATH = "/pull/"
-
-    # This is for when someone asks us for everything since version X
-    def on_GET(self, origin, content, query):
-        return self.handler.on_pull_request(query["origin"][0], query["v"])
-
-
 class FederationEventServlet(BaseFederationServlet):
     PATH = "/event/(?P<event_id>[^/]*)/"
 
@@ -474,7 +481,7 @@ class FederationSendLeaveServlet(BaseFederationServlet):
 
     @defer.inlineCallbacks
     def on_PUT(self, origin, content, query, room_id, event_id):
-        content = yield self.handler.on_send_leave_request(origin, content)
+        content = yield self.handler.on_send_leave_request(origin, content, room_id)
         defer.returnValue((200, content))
 
 
@@ -492,18 +499,50 @@ class FederationSendJoinServlet(BaseFederationServlet):
     def on_PUT(self, origin, content, query, context, event_id):
         # TODO(paul): assert that context/event_id parsed from path actually
         #   match those given in content
-        content = yield self.handler.on_send_join_request(origin, content)
+        content = yield self.handler.on_send_join_request(origin, content, context)
         defer.returnValue((200, content))
 
 
-class FederationInviteServlet(BaseFederationServlet):
+class FederationV1InviteServlet(BaseFederationServlet):
     PATH = "/invite/(?P<context>[^/]*)/(?P<event_id>[^/]*)"
 
     @defer.inlineCallbacks
     def on_PUT(self, origin, content, query, context, event_id):
+        # We don't get a room version, so we have to assume its EITHER v1 or
+        # v2. This is "fine" as the only difference between V1 and V2 is the
+        # state resolution algorithm, and we don't use that for processing
+        # invites
+        content = yield self.handler.on_invite_request(
+            origin, content, room_version=RoomVersions.V1,
+        )
+
+        # V1 federation API is defined to return a content of `[200, {...}]`
+        # due to a historical bug.
+        defer.returnValue((200, (200, content)))
+
+
+class FederationV2InviteServlet(BaseFederationServlet):
+    PATH = "/invite/(?P<context>[^/]*)/(?P<event_id>[^/]*)"
+
+    PREFIX = FEDERATION_V2_PREFIX
+
+    @defer.inlineCallbacks
+    def on_PUT(self, origin, content, query, context, event_id):
         # TODO(paul): assert that context/event_id parsed from path actually
         #   match those given in content
-        content = yield self.handler.on_invite_request(origin, content)
+
+        room_version = content["room_version"]
+        event = content["event"]
+        invite_room_state = content["invite_room_state"]
+
+        # Synapse expects invite_room_state to be in unsigned, as it is in v1
+        # API
+
+        event.setdefault("unsigned", {})["invite_room_state"] = invite_room_state
+
+        content = yield self.handler.on_invite_request(
+            origin, event, room_version=room_version,
+        )
         defer.returnValue((200, content))
 
 
@@ -1262,7 +1301,6 @@ class FederationGroupsSettingJoinPolicyServlet(BaseFederationServlet):
 
 FEDERATION_SERVLET_CLASSES = (
     FederationSendServlet,
-    FederationPullServlet,
     FederationEventServlet,
     FederationStateServlet,
     FederationStateIdsServlet,
@@ -1273,7 +1311,8 @@ FEDERATION_SERVLET_CLASSES = (
     FederationEventServlet,
     FederationSendJoinServlet,
     FederationSendLeaveServlet,
-    FederationInviteServlet,
+    FederationV1InviteServlet,
+    FederationV2InviteServlet,
     FederationQueryAuthServlet,
     FederationGetMissingEventsServlet,
     FederationEventAuthServlet,
@@ -1282,10 +1321,12 @@ FEDERATION_SERVLET_CLASSES = (
     FederationClientKeysClaimServlet,
     FederationThirdPartyInviteExchangeServlet,
     On3pidBindServlet,
-    OpenIdUserInfo,
     FederationVersionServlet,
 )
 
+OPENID_SERVLET_CLASSES = (
+    OpenIdUserInfo,
+)
 
 ROOM_LIST_CLASSES = (
     PublicRoomList,
@@ -1324,44 +1365,83 @@ GROUP_ATTESTATION_SERVLET_CLASSES = (
     FederationGroupsRenewAttestaionServlet,
 )
 
+DEFAULT_SERVLET_GROUPS = (
+    "federation",
+    "room_list",
+    "group_server",
+    "group_local",
+    "group_attestation",
+    "openid",
+)
+
 
-def register_servlets(hs, resource, authenticator, ratelimiter):
-    for servletclass in FEDERATION_SERVLET_CLASSES:
-        servletclass(
-            handler=hs.get_federation_server(),
-            authenticator=authenticator,
-            ratelimiter=ratelimiter,
-            server_name=hs.hostname,
-        ).register(resource)
-
-    for servletclass in ROOM_LIST_CLASSES:
-        servletclass(
-            handler=hs.get_room_list_handler(),
-            authenticator=authenticator,
-            ratelimiter=ratelimiter,
-            server_name=hs.hostname,
-        ).register(resource)
-
-    for servletclass in GROUP_SERVER_SERVLET_CLASSES:
-        servletclass(
-            handler=hs.get_groups_server_handler(),
-            authenticator=authenticator,
-            ratelimiter=ratelimiter,
-            server_name=hs.hostname,
-        ).register(resource)
-
-    for servletclass in GROUP_LOCAL_SERVLET_CLASSES:
-        servletclass(
-            handler=hs.get_groups_local_handler(),
-            authenticator=authenticator,
-            ratelimiter=ratelimiter,
-            server_name=hs.hostname,
-        ).register(resource)
-
-    for servletclass in GROUP_ATTESTATION_SERVLET_CLASSES:
-        servletclass(
-            handler=hs.get_groups_attestation_renewer(),
-            authenticator=authenticator,
-            ratelimiter=ratelimiter,
-            server_name=hs.hostname,
-        ).register(resource)
+def register_servlets(hs, resource, authenticator, ratelimiter, servlet_groups=None):
+    """Initialize and register servlet classes.
+
+    Will by default register all servlets. For custom behaviour, pass in
+    a list of servlet_groups to register.
+
+    Args:
+        hs (synapse.server.HomeServer): homeserver
+        resource (TransportLayerServer): resource class to register to
+        authenticator (Authenticator): authenticator to use
+        ratelimiter (util.ratelimitutils.FederationRateLimiter): ratelimiter to use
+        servlet_groups (list[str], optional): List of servlet groups to register.
+            Defaults to ``DEFAULT_SERVLET_GROUPS``.
+    """
+    if not servlet_groups:
+        servlet_groups = DEFAULT_SERVLET_GROUPS
+
+    if "federation" in servlet_groups:
+        for servletclass in FEDERATION_SERVLET_CLASSES:
+            servletclass(
+                handler=hs.get_federation_server(),
+                authenticator=authenticator,
+                ratelimiter=ratelimiter,
+                server_name=hs.hostname,
+            ).register(resource)
+
+    if "openid" in servlet_groups:
+        for servletclass in OPENID_SERVLET_CLASSES:
+            servletclass(
+                handler=hs.get_federation_server(),
+                authenticator=authenticator,
+                ratelimiter=ratelimiter,
+                server_name=hs.hostname,
+            ).register(resource)
+
+    if "room_list" in servlet_groups:
+        for servletclass in ROOM_LIST_CLASSES:
+            servletclass(
+                handler=hs.get_room_list_handler(),
+                authenticator=authenticator,
+                ratelimiter=ratelimiter,
+                server_name=hs.hostname,
+            ).register(resource)
+
+    if "group_server" in servlet_groups:
+        for servletclass in GROUP_SERVER_SERVLET_CLASSES:
+            servletclass(
+                handler=hs.get_groups_server_handler(),
+                authenticator=authenticator,
+                ratelimiter=ratelimiter,
+                server_name=hs.hostname,
+            ).register(resource)
+
+    if "group_local" in servlet_groups:
+        for servletclass in GROUP_LOCAL_SERVLET_CLASSES:
+            servletclass(
+                handler=hs.get_groups_local_handler(),
+                authenticator=authenticator,
+                ratelimiter=ratelimiter,
+                server_name=hs.hostname,
+            ).register(resource)
+
+    if "group_attestation" in servlet_groups:
+        for servletclass in GROUP_ATTESTATION_SERVLET_CLASSES:
+            servletclass(
+                handler=hs.get_groups_attestation_renewer(),
+                authenticator=authenticator,
+                ratelimiter=ratelimiter,
+                server_name=hs.hostname,
+            ).register(resource)