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Synapse 1.10.0rc2 (2020-02-06)
============================== Bugfixes -------- - Fix an issue with cross-signing where device signatures were not sent to remote servers. ([\#6844](https://github.com/matrix-org/synapse/issues/6844)) - Fix to the unknown remote device detection which was introduced in 1.10.rc1. ([\#6848](https://github.com/matrix-org/synapse/issues/6848)) Internal Changes ---------------- - Detect unexpected sender keys on remote encrypted events and resync device lists. ([\#6850](https://github.com/matrix-org/synapse/issues/6850)) -----BEGIN PGP SIGNATURE----- iQJEBAABCgAuFiEEumuwyPtYLL2OMhYdOtoG7cdT0R4FAl478l8QHGVyaWtAbWF0 cml4Lm9yZwAKCRA62gbtx1PRHmKfD/0ZpBV95gMk0iecfvO6IY8+0KigzDUypgXf zp1k+k5DBUmH5/83h7+cXWHIJyofv1At1YdIq9J/nNeyqr3V3dcQwPabOKYbI96d kVD0EZX+2NjuYejAuF9eJNdiwRq5yMLluCfnOXr5jCS0NNdpO1xVb4bWYm50RmcD WJvBvmfwXwCC3AFyNb4IAipaVUXuVXXx1YhjFs6DsbtpPUG88e4uIhpfvrS4v0t8 GFJZNuVJStOvyKHHTfNRIMkhy4xidj3HRUMSmjNpx07WnPBnbv4LnUOD1boYxgaP EoODYnoAPshdiKB0AywNNjue3TmFD/Z7vVEzlFP/lNZ4GDU4kN9C/EwFYw0C2Jqq f9O/E2ZuP9Qqume5O9UwMQQAmhV5lMBaIsYRbixU+9bSB893zRHRffA11HypzD00 ZXj8QDOXpiXp2jpAwN1Rk9e/aZEX3qd+zUAgRmk+kYb0KTC2/gcY956rodNSSO/U RFYg4DFvoCgCrRSxZ4LQMlFu3YY2E7qWH+p/OHk3WG79jW64VpEFaytvv8fR+GKq g3EbtWy6mUzlKYqbjZ+ZTUDe5AWdv6ZX8xJqRD/S6cpiwyh6Gp89HHNvBThXoCmK fxkgw8if7eIITuTlNuDrqunxyWqwd3oVlzd2mi2bg0yRfcqJ9C6OuBV1VTLFZeky 3sjCiU0IRw== =kcSy -----END PGP SIGNATURE----- Merge tag 'v1.10.0rc2' into develop Synapse 1.10.0rc2 (2020-02-06) ============================== Bugfixes -------- - Fix an issue with cross-signing where device signatures were not sent to remote servers. ([\#6844](https://github.com/matrix-org/synapse/issues/6844)) - Fix to the unknown remote device detection which was introduced in 1.10.rc1. ([\#6848](https://github.com/matrix-org/synapse/issues/6848)) Internal Changes ---------------- - Detect unexpected sender keys on remote encrypted events and resync device lists. ([\#6850](https://github.com/matrix-org/synapse/issues/6850))
This commit is contained in:
Erik Johnston
commit
2201ef8556
8 changed files with 90 additions and 23 deletions
18
CHANGES.md
18
CHANGES.md
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@ -1,7 +1,23 @@
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Synapse 1.10.0rc2 (2020-02-06)
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==============================
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Bugfixes
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--------
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- Fix an issue with cross-signing where device signatures were not sent to remote servers. ([\#6844](https://github.com/matrix-org/synapse/issues/6844))
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- Fix to the unknown remote device detection which was introduced in 1.10.rc1. ([\#6848](https://github.com/matrix-org/synapse/issues/6848))
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Internal Changes
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----------------
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- Detect unexpected sender keys on remote encrypted events and resync device lists. ([\#6850](https://github.com/matrix-org/synapse/issues/6850))
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Synapse 1.10.0rc1 (2020-01-31)
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==============================
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**WARNING**: As of this release Synapse validates `client_secret` parameters in the Client-Server API as per the spec. See [\#6766](https://github.com/matrix-org/synapse/issues/6766) for details.
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**WARNING to client developers**: As of this release Synapse validates `client_secret` parameters in the Client-Server API as per the spec. See [\#6766](https://github.com/matrix-org/synapse/issues/6766) for details.
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Features
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@ -36,7 +36,7 @@ try:
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except ImportError:
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pass
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__version__ = "1.10.0rc1"
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__version__ = "1.10.0rc2"
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if bool(os.environ.get("SYNAPSE_TEST_PATCH_LOG_CONTEXTS", False)):
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# We import here so that we don't have to install a bunch of deps when
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@ -77,12 +77,11 @@ class EventTypes(object):
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Aliases = "m.room.aliases"
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Redaction = "m.room.redaction"
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ThirdPartyInvite = "m.room.third_party_invite"
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Encryption = "m.room.encryption"
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RelatedGroups = "m.room.related_groups"
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RoomHistoryVisibility = "m.room.history_visibility"
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CanonicalAlias = "m.room.canonical_alias"
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Encryption = "m.room.encryption"
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Encrypted = "m.room.encrypted"
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RoomAvatar = "m.room.avatar"
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RoomEncryption = "m.room.encryption"
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GuestAccess = "m.room.guest_access"
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@ -598,7 +598,13 @@ class DeviceListUpdater(object):
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# happens if we've missed updates.
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resync = yield self._need_to_do_resync(user_id, pending_updates)
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logger.debug("Need to re-sync devices for %r? %r", user_id, resync)
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if logger.isEnabledFor(logging.INFO):
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logger.info(
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"Received device list update for %s, requiring resync: %s. Devices: %s",
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user_id,
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resync,
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", ".join(u[0] for u in pending_updates),
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)
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if resync:
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yield self.user_device_resync(user_id)
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@ -752,22 +752,68 @@ class FederationHandler(BaseHandler):
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# For encrypted messages we check that we know about the sending device,
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# if we don't then we mark the device cache for that user as stale.
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if event.type == EventTypes.Encryption:
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if event.type == EventTypes.Encrypted:
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device_id = event.content.get("device_id")
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sender_key = event.content.get("sender_key")
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cached_devices = await self.store.get_cached_devices_for_user(event.sender)
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resync = False # Whether we should resync device lists.
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device = None
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if device_id is not None:
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cached_devices = await self.store.get_cached_devices_for_user(
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event.sender
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)
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if device_id not in cached_devices:
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device = cached_devices.get(device_id)
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if device is None:
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logger.info(
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"Received event from remote device not in our cache: %s %s",
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event.sender,
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device_id,
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)
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await self.store.mark_remote_user_device_cache_as_stale(
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event.sender
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resync = True
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# We also check if the `sender_key` matches what we expect.
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if sender_key is not None:
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# Figure out what sender key we're expecting. If we know the
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# device and recognize the algorithm then we can work out the
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# exact key to expect. Otherwise check it matches any key we
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# have for that device.
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if device:
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keys = device.get("keys", {}).get("keys", {})
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if event.content.get("algorithm") == "m.megolm.v1.aes-sha2":
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# For this algorithm we expect a curve25519 key.
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key_name = "curve25519:%s" % (device_id,)
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current_keys = [keys.get(key_name)]
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else:
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# We don't know understand the algorithm, so we just
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# check it matches a key for the device.
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current_keys = keys.values()
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elif device_id:
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# We don't have any keys for the device ID.
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current_keys = []
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else:
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# The event didn't include a device ID, so we just look for
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# keys across all devices.
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current_keys = (
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key
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for device in cached_devices
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for key in device.get("keys", {}).get("keys", {}).values()
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)
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# We now check that the sender key matches (one of) the expected
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# keys.
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if sender_key not in current_keys:
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logger.info(
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"Received event from remote device with unexpected sender key: %s %s: %s",
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event.sender,
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device_id or "<no device_id>",
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sender_key,
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)
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resync = True
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if resync:
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await self.store.mark_remote_user_device_cache_as_stale(event.sender)
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# Immediately attempt a resync in the background
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if self.config.worker_app:
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return run_in_background(self._user_device_resync, event.sender)
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@ -360,7 +360,7 @@ class RoomCreationHandler(BaseHandler):
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(EventTypes.RoomHistoryVisibility, ""),
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(EventTypes.GuestAccess, ""),
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(EventTypes.RoomAvatar, ""),
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(EventTypes.Encryption, ""),
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(EventTypes.RoomEncryption, ""),
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(EventTypes.ServerACL, ""),
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(EventTypes.RelatedGroups, ""),
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(EventTypes.PowerLevels, ""),
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@ -286,7 +286,7 @@ class StatsHandler(StateDeltasHandler):
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room_state["history_visibility"] = event_content.get(
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"history_visibility"
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)
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elif typ == EventTypes.Encryption:
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elif typ == EventTypes.RoomEncryption:
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room_state["encryption"] = event_content.get("algorithm")
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elif typ == EventTypes.Name:
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room_state["name"] = event_content.get("name")
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@ -744,7 +744,7 @@ class StatsStore(StateDeltasStore):
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EventTypes.Create,
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EventTypes.JoinRules,
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EventTypes.RoomHistoryVisibility,
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EventTypes.Encryption,
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EventTypes.RoomEncryption,
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EventTypes.Name,
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EventTypes.Topic,
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EventTypes.RoomAvatar,
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@ -816,7 +816,7 @@ class StatsStore(StateDeltasStore):
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room_state["history_visibility"] = event.content.get(
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"history_visibility"
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)
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elif event.type == EventTypes.Encryption:
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elif event.type == EventTypes.RoomEncryption:
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room_state["encryption"] = event.content.get("algorithm")
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elif event.type == EventTypes.Name:
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room_state["name"] = event.content.get("name")
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