diff options
Diffstat (limited to 'synapse/handlers')
-rw-r--r-- | synapse/handlers/device.py | 4 | ||||
-rw-r--r-- | synapse/handlers/devicemessage.py | 14 | ||||
-rw-r--r-- | synapse/handlers/e2e_keys.py | 21 | ||||
-rw-r--r-- | synapse/handlers/federation.py | 15 | ||||
-rw-r--r-- | synapse/handlers/register.py | 8 | ||||
-rw-r--r-- | synapse/handlers/room_list.py | 3 |
6 files changed, 48 insertions, 17 deletions
diff --git a/synapse/handlers/device.py b/synapse/handlers/device.py index 2152efc692..0e83453851 100644 --- a/synapse/handlers/device.py +++ b/synapse/handlers/device.py @@ -14,6 +14,7 @@ # limitations under the License. from synapse.api import errors from synapse.api.constants import EventTypes +from synapse.api.errors import FederationDeniedError from synapse.util import stringutils from synapse.util.async import Linearizer from synapse.util.caches.expiringcache import ExpiringCache @@ -513,6 +514,9 @@ class DeviceListEduUpdater(object): # This makes it more likely that the device lists will # eventually become consistent. return + except FederationDeniedError as e: + logger.info(e) + return except Exception: # TODO: Remember that we are now out of sync and try again # later diff --git a/synapse/handlers/devicemessage.py b/synapse/handlers/devicemessage.py index f7fad15c62..d996aa90bb 100644 --- a/synapse/handlers/devicemessage.py +++ b/synapse/handlers/devicemessage.py @@ -17,7 +17,8 @@ import logging from twisted.internet import defer -from synapse.types import get_domain_from_id +from synapse.api.errors import SynapseError +from synapse.types import get_domain_from_id, UserID from synapse.util.stringutils import random_string @@ -33,7 +34,7 @@ class DeviceMessageHandler(object): """ self.store = hs.get_datastore() self.notifier = hs.get_notifier() - self.is_mine_id = hs.is_mine_id + self.is_mine = hs.is_mine self.federation = hs.get_federation_sender() hs.get_replication_layer().register_edu_handler( @@ -52,6 +53,12 @@ class DeviceMessageHandler(object): message_type = content["type"] message_id = content["message_id"] for user_id, by_device in content["messages"].items(): + # we use UserID.from_string to catch invalid user ids + if not self.is_mine(UserID.from_string(user_id)): + logger.warning("Request for keys for non-local user %s", + user_id) + raise SynapseError(400, "Not a user here") + messages_by_device = { device_id: { "content": message_content, @@ -77,7 +84,8 @@ class DeviceMessageHandler(object): local_messages = {} remote_messages = {} for user_id, by_device in messages.items(): - if self.is_mine_id(user_id): + # we use UserID.from_string to catch invalid user ids + if self.is_mine(UserID.from_string(user_id)): messages_by_device = { device_id: { "content": message_content, diff --git a/synapse/handlers/e2e_keys.py b/synapse/handlers/e2e_keys.py index 668a90e495..9aa95f89e6 100644 --- a/synapse/handlers/e2e_keys.py +++ b/synapse/handlers/e2e_keys.py @@ -19,8 +19,10 @@ import logging from canonicaljson import encode_canonical_json from twisted.internet import defer -from synapse.api.errors import SynapseError, CodeMessageException -from synapse.types import get_domain_from_id +from synapse.api.errors import ( + SynapseError, CodeMessageException, FederationDeniedError, +) +from synapse.types import get_domain_from_id, UserID from synapse.util.logcontext import preserve_fn, make_deferred_yieldable from synapse.util.retryutils import NotRetryingDestination @@ -32,7 +34,7 @@ class E2eKeysHandler(object): self.store = hs.get_datastore() self.federation = hs.get_replication_layer() self.device_handler = hs.get_device_handler() - self.is_mine_id = hs.is_mine_id + self.is_mine = hs.is_mine self.clock = hs.get_clock() # doesn't really work as part of the generic query API, because the @@ -70,7 +72,8 @@ class E2eKeysHandler(object): remote_queries = {} for user_id, device_ids in device_keys_query.items(): - if self.is_mine_id(user_id): + # we use UserID.from_string to catch invalid user ids + if self.is_mine(UserID.from_string(user_id)): local_query[user_id] = device_ids else: remote_queries[user_id] = device_ids @@ -139,6 +142,10 @@ class E2eKeysHandler(object): failures[destination] = { "status": 503, "message": "Not ready for retry", } + except FederationDeniedError as e: + failures[destination] = { + "status": 403, "message": "Federation Denied", + } except Exception as e: # include ConnectionRefused and other errors failures[destination] = { @@ -170,7 +177,8 @@ class E2eKeysHandler(object): result_dict = {} for user_id, device_ids in query.items(): - if not self.is_mine_id(user_id): + # we use UserID.from_string to catch invalid user ids + if not self.is_mine(UserID.from_string(user_id)): logger.warning("Request for keys for non-local user %s", user_id) raise SynapseError(400, "Not a user here") @@ -213,7 +221,8 @@ class E2eKeysHandler(object): remote_queries = {} for user_id, device_keys in query.get("one_time_keys", {}).items(): - if self.is_mine_id(user_id): + # we use UserID.from_string to catch invalid user ids + if self.is_mine(UserID.from_string(user_id)): for device_id, algorithm in device_keys.items(): local_query.append((user_id, device_id, algorithm)) else: diff --git a/synapse/handlers/federation.py b/synapse/handlers/federation.py index ac70730885..8ee9434c9b 100644 --- a/synapse/handlers/federation.py +++ b/synapse/handlers/federation.py @@ -22,6 +22,7 @@ from ._base import BaseHandler from synapse.api.errors import ( AuthError, FederationError, StoreError, CodeMessageException, SynapseError, + FederationDeniedError, ) from synapse.api.constants import EventTypes, Membership, RejectedReason from synapse.events.validator import EventValidator @@ -782,6 +783,9 @@ class FederationHandler(BaseHandler): except NotRetryingDestination as e: logger.info(e.message) continue + except FederationDeniedError as e: + logger.info(e) + continue except Exception as e: logger.exception( "Failed to backfill from %s because %s", @@ -804,13 +808,12 @@ class FederationHandler(BaseHandler): event_ids = list(extremities.keys()) logger.debug("calling resolve_state_groups in _maybe_backfill") + resolve = logcontext.preserve_fn( + self.state_handler.resolve_state_groups_for_events + ) states = yield logcontext.make_deferred_yieldable(defer.gatherResults( - [ - logcontext.preserve_fn(self.state_handler.resolve_state_groups)( - room_id, [e] - ) - for e in event_ids - ], consumeErrors=True, + [resolve(room_id, [e]) for e in event_ids], + consumeErrors=True, )) states = dict(zip(event_ids, [s.state for s in states])) diff --git a/synapse/handlers/register.py b/synapse/handlers/register.py index 5b808beac1..9021d4d57f 100644 --- a/synapse/handlers/register.py +++ b/synapse/handlers/register.py @@ -25,6 +25,7 @@ from synapse.http.client import CaptchaServerHttpClient from synapse import types from synapse.types import UserID from synapse.util.async import run_on_reactor +from synapse.util.threepids import check_3pid_allowed from ._base import BaseHandler logger = logging.getLogger(__name__) @@ -293,7 +294,7 @@ class RegistrationHandler(BaseHandler): """ for c in threepidCreds: - logger.info("validating theeepidcred sid %s on id server %s", + logger.info("validating threepidcred sid %s on id server %s", c['sid'], c['idServer']) try: identity_handler = self.hs.get_handlers().identity_handler @@ -307,6 +308,11 @@ class RegistrationHandler(BaseHandler): logger.info("got threepid with medium '%s' and address '%s'", threepid['medium'], threepid['address']) + if not check_3pid_allowed(self.hs, threepid['medium'], threepid['address']): + raise RegistrationError( + 403, "Third party identifier is not allowed" + ) + @defer.inlineCallbacks def bind_emails(self, user_id, threepidCreds): """Links emails with a user ID and informs an identity server. diff --git a/synapse/handlers/room_list.py b/synapse/handlers/room_list.py index bb40075387..dfa09141ed 100644 --- a/synapse/handlers/room_list.py +++ b/synapse/handlers/room_list.py @@ -203,7 +203,8 @@ class RoomListHandler(BaseHandler): if limit: step = limit + 1 else: - step = len(rooms_to_scan) + # step cannot be zero + step = len(rooms_to_scan) if len(rooms_to_scan) != 0 else 1 chunk = [] for i in xrange(0, len(rooms_to_scan), step): |