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Merge pull request #2948 from matrix-org/erikj/kill_as_sync

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Remove ability for AS users to call /events and /sync
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Erik Johnston 2018-03-06 11:10:09 +00:00 committed by GitHub
commit 7aed50a038
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4 changed files with 14 additions and 163 deletions
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9
synapse/handlers/room.py
View file

@ -475,12 +475,9 @@ class RoomEventSource(object):
user.to_string()
)
if app_service:
events, end_key = yield self.store.get_appservice_room_stream(
service=app_service,
from_key=from_key,
to_key=to_key,
limit=limit,
)
# We no longer support AS users using /sync directly.
# See https://github.com/matrix-org/matrix-doc/issues/1144
raise NotImplementedError()
else:
room_events = yield self.store.get_membership_changes_for_user(
user.to_string(), from_key, to_key

10
synapse/handlers/sync.py
View file

@ -998,8 +998,9 @@ class SyncHandler(object):
app_service = self.store.get_app_service_by_user_id(user_id)
if app_service:
rooms = yield self.store.get_app_service_rooms(app_service)
joined_room_ids = set(r.room_id for r in rooms)
# We no longer support AS users using /sync directly.
# See https://github.com/matrix-org/matrix-doc/issues/1144
raise NotImplementedError()
else:
joined_room_ids = yield self.store.get_rooms_for_user(user_id)
@ -1030,8 +1031,9 @@ class SyncHandler(object):
app_service = self.store.get_app_service_by_user_id(user_id)
if app_service:
rooms = yield self.store.get_app_service_rooms(app_service)
joined_room_ids = set(r.room_id for r in rooms)
# We no longer support AS users using /sync directly.
# See https://github.com/matrix-org/matrix-doc/issues/1144
raise NotImplementedError()
else:
joined_room_ids = yield self.store.get_rooms_for_user(user_id)

82
synapse/storage/appservice.py
View file

@ -18,11 +18,9 @@ import re
import simplejson as json
from twisted.internet import defer
from synapse.api.constants import Membership
from synapse.appservice import AppServiceTransaction
from synapse.config.appservice import load_appservices
from synapse.storage.events import EventsWorkerStore
from synapse.storage.roommember import RoomsForUser
from ._base import SQLBaseStore
@ -115,81 +113,11 @@ class ApplicationServiceWorkerStore(SQLBaseStore):
class ApplicationServiceStore(ApplicationServiceWorkerStore):
def __init__(self, db_conn, hs):
super(ApplicationServiceStore, self).__init__(db_conn, hs)
self.hostname = hs.hostname
def get_app_service_rooms(self, service):
"""Get a list of RoomsForUser for this application service.
Application services may be "interested" in lots of rooms depending on
the room ID, the room aliases, or the members in the room. This function
takes all of these into account and returns a list of RoomsForUser which
represent the entire list of room IDs that this application service
wants to know about.
Args:
service: The application service to get a room list for.
Returns:
A list of RoomsForUser.
"""
return self.runInteraction(
"get_app_service_rooms",
self._get_app_service_rooms_txn,
service,
)
def _get_app_service_rooms_txn(self, txn, service):
# get all rooms matching the room ID regex.
room_entries = self._simple_select_list_txn(
txn=txn, table="rooms", keyvalues=None, retcols=["room_id"]
)
matching_room_list = set([
r["room_id"] for r in room_entries if
service.is_interested_in_room(r["room_id"])
])
# resolve room IDs for matching room alias regex.
room_alias_mappings = self._simple_select_list_txn(
txn=txn, table="room_aliases", keyvalues=None,
retcols=["room_id", "room_alias"]
)
matching_room_list |= set([
r["room_id"] for r in room_alias_mappings if
service.is_interested_in_alias(r["room_alias"])
])
# get all rooms for every user for this AS. This is scoped to users on
# this HS only.
user_list = self._simple_select_list_txn(
txn=txn, table="users", keyvalues=None, retcols=["name"]
)
user_list = [
u["name"] for u in user_list if
service.is_interested_in_user(u["name"])
]
rooms_for_user_matching_user_id = set() # RoomsForUser list
for user_id in user_list:
# FIXME: This assumes this store is linked with RoomMemberStore :(
rooms_for_user = self._get_rooms_for_user_where_membership_is_txn(
txn=txn,
user_id=user_id,
membership_list=[Membership.JOIN]
)
rooms_for_user_matching_user_id |= set(rooms_for_user)
# make RoomsForUser tuples for room ids and aliases which are not in the
# main rooms_for_user_list - e.g. they are rooms which do not have AS
# registered users in it.
known_room_ids = [r.room_id for r in rooms_for_user_matching_user_id]
missing_rooms_for_user = [
RoomsForUser(r, service.sender, "join") for r in
matching_room_list if r not in known_room_ids
]
rooms_for_user_matching_user_id |= set(missing_rooms_for_user)
return rooms_for_user_matching_user_id
# This is currently empty due to there not being any AS storage functions
# that can't be run on the workers. Since this may change in future, and
# to keep consistency with the other stores, we keep this empty class for
# now.
pass
class ApplicationServiceTransactionWorkerStore(ApplicationServiceWorkerStore,

76
synapse/storage/stream.py
View file

@ -39,7 +39,6 @@ from synapse.storage._base import SQLBaseStore
from synapse.storage.events import EventsWorkerStore
from synapse.util.caches.descriptors import cached
from synapse.api.constants import EventTypes
from synapse.types import RoomStreamToken
from synapse.util.caches.stream_change_cache import StreamChangeCache
from synapse.util.logcontext import make_deferred_yieldable, preserve_fn
@ -717,81 +716,6 @@ class StreamStore(StreamWorkerStore):
def get_room_min_stream_ordering(self):
return self._backfill_id_gen.get_current_token()
@defer.inlineCallbacks
def get_appservice_room_stream(self, service, from_key, to_key, limit=0):
# NB this lives here instead of appservice.py so we can reuse the
# 'private' StreamToken class in this file.
if limit:
limit = max(limit, MAX_STREAM_SIZE)
else:
limit = MAX_STREAM_SIZE
# From and to keys should be integers from ordering.
from_id = RoomStreamToken.parse_stream_token(from_key)
to_id = RoomStreamToken.parse_stream_token(to_key)
if from_key == to_key:
defer.returnValue(([], to_key))
return
# select all the events between from/to with a sensible limit
sql = (
"SELECT e.event_id, e.room_id, e.type, s.state_key, "
"e.stream_ordering FROM events AS e "
"LEFT JOIN state_events as s ON "
"e.event_id = s.event_id "
"WHERE e.stream_ordering > ? AND e.stream_ordering <= ? "
"ORDER BY stream_ordering ASC LIMIT %(limit)d "
) % {
"limit": limit
}
def f(txn):
# pull out all the events between the tokens
txn.execute(sql, (from_id.stream, to_id.stream,))
rows = self.cursor_to_dict(txn)
# Logic:
# - We want ALL events which match the AS room_id regex
# - We want ALL events which match the rooms represented by the AS
# room_alias regex
# - We want ALL events for rooms that AS users have joined.
# This is currently supported via get_app_service_rooms (which is
# used for the Notifier listener rooms). We can't reasonably make a
# SQL query for these room IDs, so we'll pull all the events between
# from/to and filter in python.
rooms_for_as = self._get_app_service_rooms_txn(txn, service)
room_ids_for_as = [r.room_id for r in rooms_for_as]
def app_service_interested(row):
if row["room_id"] in room_ids_for_as:
return True
if row["type"] == EventTypes.Member:
if service.is_interested_in_user(row.get("state_key")):
return True
return False
return [r for r in rows if app_service_interested(r)]
rows = yield self.runInteraction("get_appservice_room_stream", f)
ret = yield self._get_events(
[r["event_id"] for r in rows],
get_prev_content=True
)
self._set_before_and_after(ret, rows, topo_order=from_id is None)
if rows:
key = "s%d" % max(r["stream_ordering"] for r in rows)
else:
# Assume we didn't get anything because there was nothing to
# get.
key = to_key
defer.returnValue((ret, key))
@defer.inlineCallbacks
def paginate_room_events(self, room_id, from_key, to_key=None,
direction='b', limit=-1, event_filter=None):