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authorDavid Baker <dave@matrix.org>2016-05-31 11:55:57 +0100
committerDavid Baker <dave@matrix.org>2016-05-31 11:55:57 +0100
commite1625d62a8313ff34662aa72ae4d0574e540cc2b (patch)
tree20def5e976e0ddbf67a3c805f8c58c174a12ec6d /synapse/federation/transport/server.py
parentMerge pull request #802 from matrix-org/dbkr/split_room_list_handler (diff)
downloadsynapse-e1625d62a8313ff34662aa72ae4d0574e540cc2b.tar.xz
Add federation room list servlet
Diffstat (limited to 'synapse/federation/transport/server.py')
-rw-r--r--synapse/federation/transport/server.py65
1 files changed, 64 insertions, 1 deletions
diff --git a/synapse/federation/transport/server.py b/synapse/federation/transport/server.py
index 5b6c7d11dd..b82f72fd57 100644
--- a/synapse/federation/transport/server.py
+++ b/synapse/federation/transport/server.py
@@ -134,10 +134,11 @@ class Authenticator(object):
 
 
 class BaseFederationServlet(object):
-    def __init__(self, handler, authenticator, ratelimiter, server_name):
+    def __init__(self, handler, authenticator, ratelimiter, server_name, room_list_handler):
         self.handler = handler
         self.authenticator = authenticator
         self.ratelimiter = ratelimiter
+        self.room_list_handler = room_list_handler
 
     def _wrap(self, code):
         authenticator = self.authenticator
@@ -491,6 +492,66 @@ class OpenIdUserInfo(BaseFederationServlet):
     def _wrap(self, code):
         return code
 
+class PublicRoomList(BaseFederationServlet):
+    """
+    Fetch the public room list for this server.
+
+    This API returns information in the same format as /publicRooms on the
+    client API, but will only ever include local public rooms and hence is
+    intended for consumption by other home servers.
+
+    GET /publicRooms HTTP/1.1
+
+    HTTP/1.1 200 OK
+    Content-Type: application/json
+
+    {
+        "chunk": [
+            {
+                "aliases": [
+                    "#test:localhost"
+                ],
+                "guest_can_join": false,
+                "name": "test room",
+                "num_joined_members": 3,
+                "room_id": "!whkydVegtvatLfXmPN:localhost",
+                "world_readable": false
+            }
+        ],
+        "end": "END",
+        "start": "START"
+    }
+    """
+
+    PATH = "/publicRooms"
+
+    @defer.inlineCallbacks
+    def on_GET(self, request):
+        data = yield self.room_list_handler.get_public_room_list()
+        defer.returnValue((200, data))
+
+        token = parse_string(request, "access_token")
+        if token is None:
+            defer.returnValue((401, {
+                "errcode": "M_MISSING_TOKEN", "error": "Access Token required"
+            }))
+            return
+
+        user_id = yield self.handler.on_openid_userinfo(token)
+
+        if user_id is None:
+            defer.returnValue((401, {
+                "errcode": "M_UNKNOWN_TOKEN",
+                "error": "Access Token unknown or expired"
+            }))
+
+        defer.returnValue((200, {"sub": user_id}))
+
+    # Avoid doing remote HS authorization checks which are done by default by
+    # BaseFederationServlet.
+    def _wrap(self, code):
+        return code
+
 
 SERVLET_CLASSES = (
     FederationSendServlet,
@@ -513,6 +574,7 @@ SERVLET_CLASSES = (
     FederationThirdPartyInviteExchangeServlet,
     On3pidBindServlet,
     OpenIdUserInfo,
+    PublicRoomList,
 )
 
 
@@ -523,4 +585,5 @@ def register_servlets(hs, resource, authenticator, ratelimiter):
             authenticator=authenticator,
             ratelimiter=ratelimiter,
             server_name=hs.hostname,
+            room_list_handler=hs.get_room_list_handler(),
         ).register(resource)