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-rw-r--r--synapse/rest/client/v1/admin.py101
-rw-r--r--synapse/rest/client/v1/room.py23
2 files changed, 105 insertions, 19 deletions
diff --git a/synapse/rest/client/v1/admin.py b/synapse/rest/client/v1/admin.py
index 6073cc6fa2..303419d281 100644
--- a/synapse/rest/client/v1/admin.py
+++ b/synapse/rest/client/v1/admin.py
@@ -17,7 +17,7 @@
 from twisted.internet import defer
 
 from synapse.api.constants import Membership
-from synapse.api.errors import AuthError, SynapseError
+from synapse.api.errors import AuthError, SynapseError, Codes, NotFoundError
 from synapse.types import UserID, create_requester
 from synapse.http.servlet import parse_json_object_from_request
 
@@ -114,12 +114,18 @@ class PurgeMediaCacheRestServlet(ClientV1RestServlet):
 
 class PurgeHistoryRestServlet(ClientV1RestServlet):
     PATTERNS = client_path_patterns(
-        "/admin/purge_history/(?P<room_id>[^/]*)/(?P<event_id>[^/]*)"
+        "/admin/purge_history/(?P<room_id>[^/]*)(/(?P<event_id>[^/]+))?"
     )
 
     def __init__(self, hs):
+        """
+
+        Args:
+            hs (synapse.server.HomeServer)
+        """
         super(PurgeHistoryRestServlet, self).__init__(hs)
         self.handlers = hs.get_handlers()
+        self.store = hs.get_datastore()
 
     @defer.inlineCallbacks
     def on_POST(self, request, room_id, event_id):
@@ -133,12 +139,89 @@ class PurgeHistoryRestServlet(ClientV1RestServlet):
 
         delete_local_events = bool(body.get("delete_local_events", False))
 
-        yield self.handlers.message_handler.purge_history(
-            room_id, event_id,
+        # establish the topological ordering we should keep events from. The
+        # user can provide an event_id in the URL or the request body, or can
+        # provide a timestamp in the request body.
+        if event_id is None:
+            event_id = body.get('purge_up_to_event_id')
+
+        if event_id is not None:
+            event = yield self.store.get_event(event_id)
+
+            if event.room_id != room_id:
+                raise SynapseError(400, "Event is for wrong room.")
+
+            depth = event.depth
+            logger.info(
+                "[purge] purging up to depth %i (event_id %s)",
+                depth, event_id,
+            )
+        elif 'purge_up_to_ts' in body:
+            ts = body['purge_up_to_ts']
+            if not isinstance(ts, int):
+                raise SynapseError(
+                    400, "purge_up_to_ts must be an int",
+                    errcode=Codes.BAD_JSON,
+                )
+
+            stream_ordering = (
+                yield self.store.find_first_stream_ordering_after_ts(ts)
+            )
+
+            (_, depth, _) = (
+                yield self.store.get_room_event_after_stream_ordering(
+                    room_id, stream_ordering,
+                )
+            )
+            logger.info(
+                "[purge] purging up to depth %i (received_ts %i => "
+                "stream_ordering %i)",
+                depth, ts, stream_ordering,
+            )
+        else:
+            raise SynapseError(
+                400,
+                "must specify purge_up_to_event_id or purge_up_to_ts",
+                errcode=Codes.BAD_JSON,
+            )
+
+        purge_id = yield self.handlers.message_handler.start_purge_history(
+            room_id, depth,
             delete_local_events=delete_local_events,
         )
 
-        defer.returnValue((200, {}))
+        defer.returnValue((200, {
+            "purge_id": purge_id,
+        }))
+
+
+class PurgeHistoryStatusRestServlet(ClientV1RestServlet):
+    PATTERNS = client_path_patterns(
+        "/admin/purge_history_status/(?P<purge_id>[^/]+)"
+    )
+
+    def __init__(self, hs):
+        """
+
+        Args:
+            hs (synapse.server.HomeServer)
+        """
+        super(PurgeHistoryStatusRestServlet, self).__init__(hs)
+        self.handlers = hs.get_handlers()
+
+    @defer.inlineCallbacks
+    def on_GET(self, request, purge_id):
+        requester = yield self.auth.get_user_by_req(request)
+        is_admin = yield self.auth.is_server_admin(requester.user)
+
+        if not is_admin:
+            raise AuthError(403, "You are not a server admin")
+
+        purge_status = self.handlers.message_handler.get_purge_status(purge_id)
+        if purge_status is None:
+            raise NotFoundError("purge id '%s' not found" % purge_id)
+
+        defer.returnValue((200, purge_status.asdict()))
 
 
 class DeactivateAccountRestServlet(ClientV1RestServlet):
@@ -180,6 +263,7 @@ class ShutdownRoomRestServlet(ClientV1RestServlet):
         self.handlers = hs.get_handlers()
         self.state = hs.get_state_handler()
         self.event_creation_handler = hs.get_event_creation_handler()
+        self.room_member_handler = hs.get_room_member_handler()
 
     @defer.inlineCallbacks
     def on_POST(self, request, room_id):
@@ -238,7 +322,7 @@ class ShutdownRoomRestServlet(ClientV1RestServlet):
             logger.info("Kicking %r from %r...", user_id, room_id)
 
             target_requester = create_requester(user_id)
-            yield self.handlers.room_member_handler.update_membership(
+            yield self.room_member_handler.update_membership(
                 requester=target_requester,
                 target=target_requester.user,
                 room_id=room_id,
@@ -247,9 +331,9 @@ class ShutdownRoomRestServlet(ClientV1RestServlet):
                 ratelimit=False
             )
 
-            yield self.handlers.room_member_handler.forget(target_requester.user, room_id)
+            yield self.room_member_handler.forget(target_requester.user, room_id)
 
-            yield self.handlers.room_member_handler.update_membership(
+            yield self.room_member_handler.update_membership(
                 requester=target_requester,
                 target=target_requester.user,
                 room_id=new_room_id,
@@ -508,6 +592,7 @@ class SearchUsersRestServlet(ClientV1RestServlet):
 def register_servlets(hs, http_server):
     WhoisRestServlet(hs).register(http_server)
     PurgeMediaCacheRestServlet(hs).register(http_server)
+    PurgeHistoryStatusRestServlet(hs).register(http_server)
     DeactivateAccountRestServlet(hs).register(http_server)
     PurgeHistoryRestServlet(hs).register(http_server)
     UsersRestServlet(hs).register(http_server)
diff --git a/synapse/rest/client/v1/room.py b/synapse/rest/client/v1/room.py
index 817fd47842..70d788deea 100644
--- a/synapse/rest/client/v1/room.py
+++ b/synapse/rest/client/v1/room.py
@@ -30,7 +30,7 @@ from synapse.http.servlet import (
 
 import logging
 import urllib
-import ujson as json
+import simplejson as json
 
 logger = logging.getLogger(__name__)
 
@@ -84,6 +84,7 @@ class RoomStateEventRestServlet(ClientV1RestServlet):
         super(RoomStateEventRestServlet, self).__init__(hs)
         self.handlers = hs.get_handlers()
         self.event_creation_hander = hs.get_event_creation_handler()
+        self.room_member_handler = hs.get_room_member_handler()
 
     def register(self, http_server):
         # /room/$roomid/state/$eventtype
@@ -156,7 +157,7 @@ class RoomStateEventRestServlet(ClientV1RestServlet):
 
         if event_type == EventTypes.Member:
             membership = content.get("membership", None)
-            event = yield self.handlers.room_member_handler.update_membership(
+            event = yield self.room_member_handler.update_membership(
                 requester,
                 target=UserID.from_string(state_key),
                 room_id=room_id,
@@ -229,7 +230,7 @@ class RoomSendEventRestServlet(ClientV1RestServlet):
 class JoinRoomAliasServlet(ClientV1RestServlet):
     def __init__(self, hs):
         super(JoinRoomAliasServlet, self).__init__(hs)
-        self.handlers = hs.get_handlers()
+        self.room_member_handler = hs.get_room_member_handler()
 
     def register(self, http_server):
         # /join/$room_identifier[/$txn_id]
@@ -257,7 +258,7 @@ class JoinRoomAliasServlet(ClientV1RestServlet):
             except Exception:
                 remote_room_hosts = None
         elif RoomAlias.is_valid(room_identifier):
-            handler = self.handlers.room_member_handler
+            handler = self.room_member_handler
             room_alias = RoomAlias.from_string(room_identifier)
             room_id, remote_room_hosts = yield handler.lookup_room_alias(room_alias)
             room_id = room_id.to_string()
@@ -266,7 +267,7 @@ class JoinRoomAliasServlet(ClientV1RestServlet):
                 room_identifier,
             ))
 
-        yield self.handlers.room_member_handler.update_membership(
+        yield self.room_member_handler.update_membership(
             requester=requester,
             target=requester.user,
             room_id=room_id,
@@ -562,7 +563,7 @@ class RoomEventContextServlet(ClientV1RestServlet):
 class RoomForgetRestServlet(ClientV1RestServlet):
     def __init__(self, hs):
         super(RoomForgetRestServlet, self).__init__(hs)
-        self.handlers = hs.get_handlers()
+        self.room_member_handler = hs.get_room_member_handler()
 
     def register(self, http_server):
         PATTERNS = ("/rooms/(?P<room_id>[^/]*)/forget")
@@ -575,7 +576,7 @@ class RoomForgetRestServlet(ClientV1RestServlet):
             allow_guest=False,
         )
 
-        yield self.handlers.room_member_handler.forget(
+        yield self.room_member_handler.forget(
             user=requester.user,
             room_id=room_id,
         )
@@ -593,12 +594,12 @@ class RoomMembershipRestServlet(ClientV1RestServlet):
 
     def __init__(self, hs):
         super(RoomMembershipRestServlet, self).__init__(hs)
-        self.handlers = hs.get_handlers()
+        self.room_member_handler = hs.get_room_member_handler()
 
     def register(self, http_server):
         # /rooms/$roomid/[invite|join|leave]
         PATTERNS = ("/rooms/(?P<room_id>[^/]*)/"
-                    "(?P<membership_action>join|invite|leave|ban|unban|kick|forget)")
+                    "(?P<membership_action>join|invite|leave|ban|unban|kick)")
         register_txn_path(self, PATTERNS, http_server)
 
     @defer.inlineCallbacks
@@ -622,7 +623,7 @@ class RoomMembershipRestServlet(ClientV1RestServlet):
             content = {}
 
         if membership_action == "invite" and self._has_3pid_invite_keys(content):
-            yield self.handlers.room_member_handler.do_3pid_invite(
+            yield self.room_member_handler.do_3pid_invite(
                 room_id,
                 requester.user,
                 content["medium"],
@@ -644,7 +645,7 @@ class RoomMembershipRestServlet(ClientV1RestServlet):
         if 'reason' in content and membership_action in ['kick', 'ban']:
             event_content = {'reason': content['reason']}
 
-        yield self.handlers.room_member_handler.update_membership(
+        yield self.room_member_handler.update_membership(
             requester=requester,
             target=target,
             room_id=room_id,