diff options
author | Erik Johnston <erik@matrix.org> | 2014-11-05 11:07:54 +0000 |
---|---|---|
committer | Erik Johnston <erik@matrix.org> | 2014-11-05 11:07:54 +0000 |
commit | 96c001e6688617cc365f548a3152a32c647ebc59 (patch) | |
tree | 678b86f68ca706a34dd4b73591f549e7f7ca9469 /synapse | |
parent | PEP8 (diff) | |
download | synapse-96c001e6688617cc365f548a3152a32c647ebc59.tar.xz |
Fix auth checks to all use the given old_event_state
Diffstat (limited to '')
-rw-r--r-- | synapse/api/auth.py | 55 | ||||
-rw-r--r-- | synapse/handlers/_base.py | 19 | ||||
-rw-r--r-- | synapse/handlers/federation.py | 6 | ||||
-rw-r--r-- | synapse/state.py | 8 |
4 files changed, 54 insertions, 34 deletions
diff --git a/synapse/api/auth.py b/synapse/api/auth.py index c684265101..9eb0491c97 100644 --- a/synapse/api/auth.py +++ b/synapse/api/auth.py @@ -22,7 +22,7 @@ from synapse.api.errors import AuthError, StoreError, Codes, SynapseError from synapse.api.events.room import ( RoomMemberEvent, RoomPowerLevelsEvent, RoomRedactionEvent, RoomJoinRulesEvent, RoomOpsPowerLevelsEvent, InviteJoinEvent, - RoomCreateEvent, + RoomCreateEvent, RoomSendEventLevelEvent, RoomAddStateLevelEvent, ) from synapse.util.logutils import log_function @@ -37,8 +37,7 @@ class Auth(object): self.hs = hs self.store = hs.get_datastore() - @defer.inlineCallbacks - def check(self, event, snapshot, raises=False): + def check(self, event, raises=False): """ Checks if this event is correctly authed. Returns: @@ -52,17 +51,17 @@ class Auth(object): if event.old_state_events is None: # Oh, we don't know what the state of the room was, so we # are trusting that this is allowed (at least for now) - defer.returnValue(True) + return True if hasattr(event, "outlier") and event.outlier is True: # TODO (erikj): Auth for outliers is done differently. - defer.returnValue(True) + return True is_state = hasattr(event, "state_key") if event.type == RoomCreateEvent.TYPE: # FIXME - defer.returnValue(True) + return True if event.type == RoomMemberEvent.TYPE: self._can_replace_state(event) @@ -71,8 +70,7 @@ class Auth(object): logger.debug("Allowing! %s", event) else: logger.debug("Denying! %s", event) - defer.returnValue(allowed) - return + return allowed if not event.type == InviteJoinEvent.TYPE: self.check_event_sender_in_room(event) @@ -80,10 +78,10 @@ class Auth(object): if is_state: # TODO (erikj): This really only should be called for *new* # state - yield self._can_add_state(event) + self._can_add_state(event) self._can_replace_state(event) else: - yield self._can_send_event(event) + self._can_send_event(event) if event.type == RoomPowerLevelsEvent.TYPE: self._check_power_levels(event) @@ -91,9 +89,8 @@ class Auth(object): if event.type == RoomRedactionEvent.TYPE: self._check_redaction(event) - logger.debug("Allowing! %s", event) - defer.returnValue(True) + return True else: raise AuthError(500, "Unknown event: %s" % event) except AuthError as e: @@ -103,7 +100,7 @@ class Auth(object): if raises: raise e - defer.returnValue(False) + return False @defer.inlineCallbacks def check_joined_room(self, room_id, user_id): @@ -326,10 +323,15 @@ class Auth(object): def is_server_admin(self, user): return self.store.is_server_admin(user) - @defer.inlineCallbacks @log_function def _can_send_event(self, event): - send_level = yield self.store.get_send_event_level(event.room_id) + key = (RoomSendEventLevelEvent.TYPE, "", ) + send_level_event = event.old_state_events.get(key) + send_level = None + if send_level_event: + send_level = send_level_event.content.get(event.user_id) + if not send_level: + send_level = send_level_event.content.get("level", 0) if send_level: send_level = int(send_level) @@ -351,16 +353,21 @@ class Auth(object): 403, "You don't have permission to post to the room" ) - defer.returnValue(True) + return True - @defer.inlineCallbacks def _can_add_state(self, event): - add_level = yield self.store.get_add_state_level(event.room_id) - - if not add_level: - defer.returnValue(True) - - add_level = int(add_level) + key = (RoomAddStateLevelEvent.TYPE, "", ) + add_level_event = event.old_state_events.get(key) + add_level = None + if add_level_event: + add_level = add_level_event.content.get(event.user_id) + if not add_level: + add_level = add_level_event.content.get("level", 0) + + if add_level: + add_level = int(add_level) + else: + add_level = 0 user_level = self._get_power_level_from_event_state( event, @@ -374,7 +381,7 @@ class Auth(object): 403, "You don't have permission to add state to the room" ) - defer.returnValue(True) + return True def _can_replace_state(self, event): user_level = self._get_power_level_from_event_state( diff --git a/synapse/handlers/_base.py b/synapse/handlers/_base.py index 28b64565ae..509f7b550c 100644 --- a/synapse/handlers/_base.py +++ b/synapse/handlers/_base.py @@ -20,6 +20,12 @@ from synapse.util.async import run_on_reactor from synapse.crypto.event_signing import add_hashes_and_signatures +import logging + + +logger = logging.getLogger(__name__) + + class BaseHandler(object): def __init__(self, hs): @@ -58,15 +64,18 @@ class BaseHandler(object): yield self.state_handler.annotate_state_groups(event) - yield add_hashes_and_signatures( + logger.debug("Signing event...") + + add_hashes_and_signatures( event, self.server_name, self.signing_key ) - if not suppress_auth: - yield self.auth.check(event, snapshot, raises=True) + logger.debug("Signed event.") - if hasattr(event, "state_key"): - yield self.state_handler.handle_new_event(event, snapshot) + if not suppress_auth: + logger.debug("Authing...") + self.auth.check(event, raises=True) + logger.debug("Authed") yield self.store.persist_event(event) diff --git a/synapse/handlers/federation.py b/synapse/handlers/federation.py index 06a2dabae2..1464a60937 100644 --- a/synapse/handlers/federation.py +++ b/synapse/handlers/federation.py @@ -118,7 +118,7 @@ class FederationHandler(BaseHandler): logger.debug("Event: %s", event) try: - yield self.auth.check(event, None, raises=True) + self.auth.check(event, raises=True) except AuthError as e: raise FederationError( "ERROR", @@ -319,7 +319,7 @@ class FederationHandler(BaseHandler): snapshot.fill_out_prev_events(event) yield self.state_handler.annotate_state_groups(event) - yield self.auth.check(event, None, raises=True) + self.auth.check(event, raises=True) pdu = self.pdu_codec.pdu_from_event(event) @@ -333,7 +333,7 @@ class FederationHandler(BaseHandler): event.outlier = False is_new_state = yield self.state_handler.annotate_state_groups(event) - yield self.auth.check(event, None, raises=True) + self.auth.check(event, raises=True) # FIXME (erikj): All this is duplicated above :( diff --git a/synapse/state.py b/synapse/state.py index 9771883bc3..32744e047c 100644 --- a/synapse/state.py +++ b/synapse/state.py @@ -188,11 +188,15 @@ class StateHandler(object): consumeErrors=True ) - max_power = max([int(p) for p in new_powers]) + new_powers = [ + int(p) if p else 0 for p in new_powers + ] + + max_power = max(new_powers) curr_events = [ z[0] for z in zip(curr_events, new_powers) - if int(z[1]) == max_power + if z[1] == max_power ] if not curr_events: |