Allow guest access to /sync

This commit is contained in:
Mark Haines 2015-12-22 11:21:03 +00:00
parent 45a9e0ae0c
commit c3fff251a9
1 changed files with 98 additions and 46 deletions

View File

@ -15,8 +15,8 @@
from ._base import BaseHandler
from synapse.streams.config import PaginationConfig
from synapse.api.constants import Membership, EventTypes
from synapse.api.errors import AuthError
from synapse.util import unwrapFirstError
from twisted.internet import defer
@ -118,6 +118,8 @@ class SyncResult(collections.namedtuple("SyncResult", [
self.presence or self.joined or self.invited
)
GuestRoom = collections.namedtuple("GuestRoom", ("room_id", "membership"))
class SyncHandler(BaseHandler):
@ -136,6 +138,12 @@ class SyncHandler(BaseHandler):
A Deferred SyncResult.
"""
if sync_config.is_guest:
for room_id in sync_config.filter.list_rooms():
world_readable = yield self._is_world_readable(room_id)
if not world_readable:
raise AuthError(403, "Guest access not allowed")
if timeout == 0 or since_token is None or full_state:
# we are going to return immediately, so don't bother calling
# notifier.wait_for_events.
@ -152,6 +160,17 @@ class SyncHandler(BaseHandler):
)
defer.returnValue(result)
@defer.inlineCallbacks
def _is_world_readable(self, room_id):
state = yield self.hs.get_state_handler().get_current_state(
room_id,
EventTypes.RoomHistoryVisibility
)
if state and "history_visibility" in state.content:
defer.returnValue(state.content["history_visibility"] == "world_readable")
else:
defer.returnValue(False)
def current_sync_for_user(self, sync_config, since_token=None,
full_state=False):
"""Get the sync for client needed to match what the server has now.
@ -175,20 +194,23 @@ class SyncHandler(BaseHandler):
"""
now_token = yield self.event_sources.get_current_token()
if sync_config.is_guest:
room_list = []
for room_id in sync_config.filter.list_rooms():
room_list.append(GuestRoom(room_id, Membership.JOIN))
account_data = {}
account_data_by_room = {}
tags_by_room = {}
# TODO: Hook up read receipts
ephemeral_by_room = {}
else:
now_token, ephemeral_by_room = yield self.ephemeral_by_room(
sync_config, now_token
)
presence_stream = self.event_sources.sources["presence"]
# TODO (mjark): This looks wrong, shouldn't we be getting the presence
# UP to the present rather than after the present?
pagination_config = PaginationConfig(from_token=now_token)
presence, _ = yield presence_stream.get_pagination_rows(
user=sync_config.user,
pagination_config=pagination_config.get_source_config("presence"),
key=None
)
membership_list = (Membership.INVITE, Membership.JOIN)
if sync_config.filter.include_leave:
membership_list += (Membership.LEAVE, Membership.BAN)
@ -208,6 +230,20 @@ class SyncHandler(BaseHandler):
sync_config.user.to_string()
)
presence_stream = self.event_sources.sources["presence"]
joined_room_ids = [
room.room_id for room in room_list
if room.membership == Membership.JOIN
]
presence, _ = yield presence_stream.get_new_events(
from_key=0,
user=sync_config.user,
room_ids=joined_room_ids,
is_guest=sync_config.is_guest,
)
joined = []
invited = []
archived = []
@ -411,24 +447,47 @@ class SyncHandler(BaseHandler):
"""
now_token = yield self.event_sources.get_current_token()
rooms = yield self.store.get_rooms_for_user(sync_config.user.to_string())
if sync_config.is_guest:
room_ids = sync_config.filter.list_rooms()
ephemeral_by_room = {}
tags_by_room = {}
account_data = {}
account_data_by_room = {}
else:
rooms = yield self.store.get_rooms_for_user(
sync_config.user.to_string()
)
room_ids = [room.room_id for room in rooms]
now_token, ephemeral_by_room = yield self.ephemeral_by_room(
sync_config, now_token, since_token
)
tags_by_room = yield self.store.get_updated_tags(
sync_config.user.to_string(),
since_token.account_data_key,
)
account_data, account_data_by_room = (
yield self.store.get_updated_account_data_for_user(
sync_config.user.to_string(),
since_token.account_data_key,
)
)
presence_source = self.event_sources.sources["presence"]
presence, presence_key = yield presence_source.get_new_events(
user=sync_config.user,
from_key=since_token.presence_key,
limit=sync_config.filter.presence_limit(),
room_ids=room_ids,
# /sync doesn't support guest access, they can't get to this point in code
is_guest=False,
is_guest=sync_config.is_guest,
)
now_token = now_token.copy_and_replace("presence_key", presence_key)
now_token, ephemeral_by_room = yield self.ephemeral_by_room(
sync_config, now_token, since_token
)
rm_handler = self.hs.get_handlers().room_member_handler
app_service = yield self.store.get_app_service_by_user_id(
sync_config.user.to_string()
@ -448,18 +507,8 @@ class SyncHandler(BaseHandler):
from_key=since_token.room_key,
to_key=now_token.room_key,
limit=timeline_limit + 1,
)
tags_by_room = yield self.store.get_updated_tags(
sync_config.user.to_string(),
since_token.account_data_key,
)
account_data, account_data_by_room = (
yield self.store.get_updated_account_data_for_user(
sync_config.user.to_string(),
since_token.account_data_key,
)
room_ids=room_ids if sync_config.is_guest else (),
is_guest=sync_config.is_guest,
)
joined = []
@ -591,7 +640,10 @@ class SyncHandler(BaseHandler):
end_key = "s" + room_key.split('-')[-1]
loaded_recents = sync_config.filter.filter_room_timeline(events)
loaded_recents = yield self._filter_events_for_client(
sync_config.user.to_string(), loaded_recents,
sync_config.user.to_string(),
loaded_recents,
is_guest=sync_config.is_guest,
require_all_visible_for_guests=False
)
loaded_recents.extend(recents)
recents = loaded_recents