diff options
| -rw-r--r-- | changelog.d/4796.feature | 1 | ||||
| -rw-r--r-- | docs/workers.rst | 2 | ||||
| -rw-r--r-- | synapse/app/client_reader.py | 11 | ||||
| -rw-r--r-- | synapse/handlers/device.py | 342 | ||||
| -rw-r--r-- | synapse/replication/slave/storage/deviceinbox.py | 15 | ||||
| -rw-r--r-- | synapse/replication/slave/storage/devices.py | 45 | ||||
| -rw-r--r-- | synapse/replication/slave/storage/push_rule.py | 2 | ||||
| -rw-r--r-- | synapse/server.py | 7 | ||||
| -rw-r--r-- | synapse/storage/deviceinbox.py | 324 | ||||
| -rw-r--r-- | synapse/storage/devices.py | 675 | ||||
| -rw-r--r-- | synapse/storage/end_to_end_keys.py | 88 |
11 files changed, 765 insertions, 747 deletions
diff --git a/changelog.d/4796.feature b/changelog.d/4796.feature new file mode 100644 index 0000000000..9e05560a3f --- /dev/null +++ b/changelog.d/4796.feature @@ -0,0 +1 @@ +Add support for /keys/query and /keys/changes REST endpoints to client_reader worker. diff --git a/docs/workers.rst b/docs/workers.rst index 3c18db1b19..d80fc04d2e 100644 --- a/docs/workers.rst +++ b/docs/workers.rst @@ -225,6 +225,8 @@ following regular expressions:: ^/_matrix/client/(api/v1|r0|unstable)/rooms/.*/state$ ^/_matrix/client/(api/v1|r0|unstable)/login$ ^/_matrix/client/(api/v1|r0|unstable)/account/3pid$ + ^/_matrix/client/(api/v1|r0|unstable)/keys/query$ + ^/_matrix/client/(api/v1|r0|unstable)/keys/changes$ Additionally, the following REST endpoints can be handled, but all requests must be routed to the same instance:: diff --git a/synapse/app/client_reader.py b/synapse/app/client_reader.py index 5070094cad..beaea64a61 100644 --- a/synapse/app/client_reader.py +++ b/synapse/app/client_reader.py @@ -33,9 +33,13 @@ from synapse.replication.slave.storage._base import BaseSlavedStore from synapse.replication.slave.storage.account_data import SlavedAccountDataStore from synapse.replication.slave.storage.appservice import SlavedApplicationServiceStore from synapse.replication.slave.storage.client_ips import SlavedClientIpStore +from synapse.replication.slave.storage.deviceinbox import SlavedDeviceInboxStore +from synapse.replication.slave.storage.devices import SlavedDeviceStore from synapse.replication.slave.storage.directory import DirectoryStore from synapse.replication.slave.storage.events import SlavedEventStore from synapse.replication.slave.storage.keys import SlavedKeyStore +from synapse.replication.slave.storage.push_rule import SlavedPushRuleStore +from synapse.replication.slave.storage.receipts import SlavedReceiptsStore from synapse.replication.slave.storage.registration import SlavedRegistrationStore from synapse.replication.slave.storage.room import RoomStore from synapse.replication.slave.storage.transactions import SlavedTransactionStore @@ -49,6 +53,7 @@ from synapse.rest.client.v1.room import ( RoomStateRestServlet, ) from synapse.rest.client.v2_alpha.account import ThreepidRestServlet +from synapse.rest.client.v2_alpha.keys import KeyChangesServlet, KeyQueryServlet from synapse.rest.client.v2_alpha.register import RegisterRestServlet from synapse.server import HomeServer from synapse.storage.engines import create_engine @@ -61,6 +66,10 @@ logger = logging.getLogger("synapse.app.client_reader") class ClientReaderSlavedStore( + SlavedDeviceInboxStore, + SlavedDeviceStore, + SlavedReceiptsStore, + SlavedPushRuleStore, SlavedAccountDataStore, SlavedEventStore, SlavedKeyStore, @@ -98,6 +107,8 @@ class ClientReaderServer(HomeServer): RegisterRestServlet(self).register(resource) LoginRestServlet(self).register(resource) ThreepidRestServlet(self).register(resource) + KeyQueryServlet(self).register(resource) + KeyChangesServlet(self).register(resource) resources.update({ "/_matrix/client/r0": resource, diff --git a/synapse/handlers/device.py b/synapse/handlers/device.py index c708c35d4d..c09a7c6280 100644 --- a/synapse/handlers/device.py +++ b/synapse/handlers/device.py @@ -37,13 +37,185 @@ from ._base import BaseHandler logger = logging.getLogger(__name__) -class DeviceHandler(BaseHandler): +class DeviceWorkerHandler(BaseHandler): def __init__(self, hs): - super(DeviceHandler, self).__init__(hs) + super(DeviceWorkerHandler, self).__init__(hs) self.hs = hs self.state = hs.get_state_handler() self._auth_handler = hs.get_auth_handler() + + @defer.inlineCallbacks + def get_devices_by_user(self, user_id): + """ + Retrieve the given user's devices + + Args: + user_id (str): + Returns: + defer.Deferred: list[dict[str, X]]: info on each device + """ + + device_map = yield self.store.get_devices_by_user(user_id) + + ips = yield self.store.get_last_client_ip_by_device( + user_id, device_id=None + ) + + devices = list(device_map.values()) + for device in devices: + _update_device_from_client_ips(device, ips) + + defer.returnValue(devices) + + @defer.inlineCallbacks + def get_device(self, user_id, device_id): + """ Retrieve the given device + + Args: + user_id (str): + device_id (str): + + Returns: + defer.Deferred: dict[str, X]: info on the device + Raises: + errors.NotFoundError: if the device was not found + """ + try: + device = yield self.store.get_device(user_id, device_id) + except errors.StoreError: + raise errors.NotFoundError + ips = yield self.store.get_last_client_ip_by_device( + user_id, device_id, + ) + _update_device_from_client_ips(device, ips) + defer.returnValue(device) + + @measure_func("device.get_user_ids_changed") + @defer.inlineCallbacks + def get_user_ids_changed(self, user_id, from_token): + """Get list of users that have had the devices updated, or have newly + joined a room, that `user_id` may be interested in. + + Args: + user_id (str) + from_token (StreamToken) + """ + now_room_key = yield self.store.get_room_events_max_id() + + room_ids = yield self.store.get_rooms_for_user(user_id) + + # First we check if any devices have changed + changed = yield self.store.get_user_whose_devices_changed( + from_token.device_list_key + ) + + # Then work out if any users have since joined + rooms_changed = self.store.get_rooms_that_changed(room_ids, from_token.room_key) + + member_events = yield self.store.get_membership_changes_for_user( + user_id, from_token.room_key, now_room_key, + ) + rooms_changed.update(event.room_id for event in member_events) + + stream_ordering = RoomStreamToken.parse_stream_token( + from_token.room_key + ).stream + + possibly_changed = set(changed) + possibly_left = set() + for room_id in rooms_changed: + current_state_ids = yield self.store.get_current_state_ids(room_id) + + # The user may have left the room + # TODO: Check if they actually did or if we were just invited. + if room_id not in room_ids: + for key, event_id in iteritems(current_state_ids): + etype, state_key = key + if etype != EventTypes.Member: + continue + possibly_left.add(state_key) + continue + + # Fetch the current state at the time. + try: + event_ids = yield self.store.get_forward_extremeties_for_room( + room_id, stream_ordering=stream_ordering + ) + except errors.StoreError: + # we have purged the stream_ordering index since the stream + # ordering: treat it the same as a new room + event_ids = [] + + # special-case for an empty prev state: include all members + # in the changed list + if not event_ids: + for key, event_id in iteritems(current_state_ids): + etype, state_key = key + if etype != EventTypes.Member: + continue + possibly_changed.add(state_key) + continue + + current_member_id = current_state_ids.get((EventTypes.Member, user_id)) + if not current_member_id: + continue + + # mapping from event_id -> state_dict + prev_state_ids = yield self.store.get_state_ids_for_events(event_ids) + + # Check if we've joined the room? If so we just blindly add all the users to + # the "possibly changed" users. + for state_dict in itervalues(prev_state_ids): + member_event = state_dict.get((EventTypes.Member, user_id), None) + if not member_event or member_event != current_member_id: + for key, event_id in iteritems(current_state_ids): + etype, state_key = key + if etype != EventTypes.Member: + continue + possibly_changed.add(state_key) + break + + # If there has been any change in membership, include them in the + # possibly changed list. We'll check if they are joined below, + # and we're not toooo worried about spuriously adding users. + for key, event_id in iteritems(current_state_ids): + etype, state_key = key + if etype != EventTypes.Member: + continue + + # check if this member has changed since any of the extremities + # at the stream_ordering, and add them to the list if so. + for state_dict in itervalues(prev_state_ids): + prev_event_id = state_dict.get(key, None) + if not prev_event_id or prev_event_id != event_id: + if state_key != user_id: + possibly_changed.add(state_key) + break + + if possibly_changed or possibly_left: + users_who_share_room = yield self.store.get_users_who_share_room_with_user( + user_id + ) + + # Take the intersection of the users whose devices may have changed + # and those that actually still share a room with the user + possibly_joined = possibly_changed & users_who_share_room + possibly_left = (possibly_changed | possibly_left) - users_who_share_room + else: + possibly_joined = [] + possibly_left = [] + + defer.returnValue({ + "changed": list(possibly_joined), + "left": list(possibly_left), + }) + + +class DeviceHandler(DeviceWorkerHandler): + def __init__(self, hs): + super(DeviceHandler, self).__init__(hs) + self.federation_sender = hs.get_federation_sender() self._edu_updater = DeviceListEduUpdater(hs, self) @@ -104,52 +276,6 @@ class DeviceHandler(BaseHandler): raise errors.StoreError(500, "Couldn't generate a device ID.") @defer.inlineCallbacks - def get_devices_by_user(self, user_id): - """ - Retrieve the given user's devices - - Args: - user_id (str): - Returns: - defer.Deferred: list[dict[str, X]]: info on each device - """ - - device_map = yield self.store.get_devices_by_user(user_id) - - ips = yield self.store.get_last_client_ip_by_device( - user_id, device_id=None - ) - - devices = list(device_map.values()) - for device in devices: - _update_device_from_client_ips(device, ips) - - defer.returnValue(devices) - - @defer.inlineCallbacks - def get_device(self, user_id, device_id): - """ Retrieve the given device - - Args: - user_id (str): - device_id (str): - - Returns: - defer.Deferred: dict[str, X]: info on the device - Raises: - errors.NotFoundError: if the device was not found - """ - try: - device = yield self.store.get_device(user_id, device_id) - except errors.StoreError: - raise errors.NotFoundError - ips = yield self.store.get_last_client_ip_by_device( - user_id, device_id, - ) - _update_device_from_client_ips(device, ips) - defer.returnValue(device) - - @defer.inlineCallbacks def delete_device(self, user_id, device_id): """ Delete the given device @@ -287,126 +413,6 @@ class DeviceHandler(BaseHandler): for host in hosts: self.federation_sender.send_device_messages(host) - @measure_func("device.get_user_ids_changed") - @defer.inlineCallbacks - def get_user_ids_changed(self, user_id, from_token): - """Get list of users that have had the devices updated, or have newly - joined a room, that `user_id` may be interested in. - - Args: - user_id (str) - from_token (StreamToken) - """ - now_token = yield self.hs.get_event_sources().get_current_token() - - room_ids = yield self.store.get_rooms_for_user(user_id) - - # First we check if any devices have changed - changed = yield self.store.get_user_whose_devices_changed( - from_token.device_list_key - ) - - # Then work out if any users have since joined - rooms_changed = self.store.get_rooms_that_changed(room_ids, from_token.room_key) - - member_events = yield self.store.get_membership_changes_for_user( - user_id, from_token.room_key, now_token.room_key - ) - rooms_changed.update(event.room_id for event in member_events) - - stream_ordering = RoomStreamToken.parse_stream_token( - from_token.room_key - ).stream - - possibly_changed = set(changed) - possibly_left = set() - for room_id in rooms_changed: - current_state_ids = yield self.store.get_current_state_ids(room_id) - - # The user may have left the room - # TODO: Check if they actually did or if we were just invited. - if room_id not in room_ids: - for key, event_id in iteritems(current_state_ids): - etype, state_key = key - if etype != EventTypes.Member: - continue - possibly_left.add(state_key) - continue - - # Fetch the current state at the time. - try: - event_ids = yield self.store.get_forward_extremeties_for_room( - room_id, stream_ordering=stream_ordering - ) - except errors.StoreError: - # we have purged the stream_ordering index since the stream - # ordering: treat it the same as a new room - event_ids = [] - - # special-case for an empty prev state: include all members - # in the changed list - if not event_ids: - for key, event_id in iteritems(current_state_ids): - etype, state_key = key - if etype != EventTypes.Member: - continue - possibly_changed.add(state_key) - continue - - current_member_id = current_state_ids.get((EventTypes.Member, user_id)) - if not current_member_id: - continue - - # mapping from event_id -> state_dict - prev_state_ids = yield self.store.get_state_ids_for_events(event_ids) - - # Check if we've joined the room? If so we just blindly add all the users to - # the "possibly changed" users. - for state_dict in itervalues(prev_state_ids): - member_event = state_dict.get((EventTypes.Member, user_id), None) - if not member_event or member_event != current_member_id: - for key, event_id in iteritems(current_state_ids): - etype, state_key = key - if etype != EventTypes.Member: - continue - possibly_changed.add(state_key) - break - - # If there has been any change in membership, include them in the - # possibly changed list. We'll check if they are joined below, - # and we're not toooo worried about spuriously adding users. - for key, event_id in iteritems(current_state_ids): - etype, state_key = key - if etype != EventTypes.Member: - continue - - # check if this member has changed since any of the extremities - # at the stream_ordering, and add them to the list if so. - for state_dict in itervalues(prev_state_ids): - prev_event_id = state_dict.get(key, None) - if not prev_event_id or prev_event_id != event_id: - if state_key != user_id: - possibly_changed.add(state_key) - break - - if possibly_changed or possibly_left: - users_who_share_room = yield self.store.get_users_who_share_room_with_user( - user_id - ) - - # Take the intersection of the users whose devices may have changed - # and those that actually still share a room with the user - possibly_joined = possibly_changed & users_who_share_room - possibly_left = (possibly_changed | possibly_left) - users_who_share_room - else: - possibly_joined = [] - possibly_left = [] - - defer.returnValue({ - "changed": list(possibly_joined), - "left": list(possibly_left), - }) - @defer.inlineCallbacks def on_federation_query_user_devices(self, user_id): stream_id, devices = yield self.store.get_devices_with_keys_by_user(user_id) diff --git a/synapse/replication/slave/storage/deviceinbox.py b/synapse/replication/slave/storage/deviceinbox.py index 4f19fd35aa..4d59778863 100644 --- a/synapse/replication/slave/storage/deviceinbox.py +++ b/synapse/replication/slave/storage/deviceinbox.py @@ -13,15 +13,14 @@ # See the License for the specific language governing permissions and # limitations under the License. -from synapse.storage import DataStore +from synapse.replication.slave.storage._base import BaseSlavedStore +from synapse.replication.slave.storage._slaved_id_tracker import SlavedIdTracker +from synapse.storage.deviceinbox import DeviceInboxWorkerStore from synapse.util.caches.expiringcache import ExpiringCache from synapse.util.caches.stream_change_cache import StreamChangeCache -from ._base import BaseSlavedStore, __func__ -from ._slaved_id_tracker import SlavedIdTracker - -class SlavedDeviceInboxStore(BaseSlavedStore): +class SlavedDeviceInboxStore(DeviceInboxWorkerStore, BaseSlavedStore): def __init__(self, db_conn, hs): super(SlavedDeviceInboxStore, self).__init__(db_conn, hs) self._device_inbox_id_gen = SlavedIdTracker( @@ -43,12 +42,6 @@ class SlavedDeviceInboxStore(BaseSlavedStore): expiry_ms=30 * 60 * 1000, ) - get_to_device_stream_token = __func__(DataStore.get_to_device_stream_token) - get_new_messages_for_device = __func__(DataStore.get_new_messages_for_device) - get_new_device_msgs_for_remote = __func__(DataStore.get_new_device_msgs_for_remote) - delete_messages_for_device = __func__(DataStore.delete_messages_for_device) - delete_device_msgs_for_remote = __func__(DataStore.delete_device_msgs_for_remote) - def stream_positions(self): result = super(SlavedDeviceInboxStore, self).stream_positions() result["to_device"] = self._device_inbox_id_gen.get_current_token() diff --git a/synapse/replication/slave/storage/devices.py b/synapse/replication/slave/storage/devices.py index ec2fd561cc..16c9a162c5 100644 --- a/synapse/replication/slave/storage/devices.py +++ b/synapse/replication/slave/storage/devices.py @@ -13,15 +13,14 @@ # See the License for the specific language governing permissions and # limitations under the License. -from synapse.storage import DataStore -from synapse.storage.end_to_end_keys import EndToEndKeyStore +from synapse.replication.slave.storage._base import BaseSlavedStore +from synapse.replication.slave.storage._slaved_id_tracker import SlavedIdTracker +from synapse.storage.devices import DeviceWorkerStore +from synapse.storage.end_to_end_keys import EndToEndKeyWorkerStore from synapse.util.caches.stream_change_cache import StreamChangeCache -from ._base import BaseSlavedStore, __func__ -from ._slaved_id_tracker import SlavedIdTracker - -class SlavedDeviceStore(BaseSlavedStore): +class SlavedDeviceStore(EndToEndKeyWorkerStore, DeviceWorkerStore, BaseSlavedStore): def __init__(self, db_conn, hs): super(SlavedDeviceStore, self).__init__(db_conn, hs) @@ -38,17 +37,6 @@ class SlavedDeviceStore(BaseSlavedStore): "DeviceListFederationStreamChangeCache", device_list_max, ) - get_device_stream_token = __func__(DataStore.get_device_stream_token) - get_user_whose_devices_changed = __func__(DataStore.get_user_whose_devices_changed) - get_devices_by_remote = __func__(DataStore.get_devices_by_remote) - _get_devices_by_remote_txn = __func__(DataStore._get_devices_by_remote_txn) - _get_e2e_device_keys_txn = __func__(DataStore._get_e2e_device_keys_txn) - mark_as_sent_devices_by_remote = __func__(DataStore.mark_as_sent_devices_by_remote) - _mark_as_sent_devices_by_remote_txn = ( - __func__(DataStore._mark_as_sent_devices_by_remote_txn) - ) - count_e2e_one_time_keys = EndToEndKeyStore.__dict__["count_e2e_one_time_keys"] - def stream_positions(self): result = super(SlavedDeviceStore, self).stream_positions() result["device_lists"] = self._device_list_id_gen.get_current_token() @@ -58,14 +46,23 @@ class SlavedDeviceStore(BaseSlavedStore): if stream_name == "device_lists": self._device_list_id_gen.advance(token) for row in rows: - self._device_list_stream_cache.entity_has_changed( - row.user_id, token + self._invalidate_caches_for_devices( + token, row.user_id, row.destination, ) - - if row.destination: - self._device_list_federation_stream_cache.entity_has_changed( - row.destination, token - ) return super(SlavedDeviceStore, self).process_replication_rows( stream_name, token, rows ) + + def _invalidate_caches_for_devices(self, token, user_id, destination): + self._device_list_stream_cache.entity_has_changed( + user_id, token + ) + + if destination: + self._device_list_federation_stream_cache.entity_has_changed( + destination, token + ) + + self._get_cached_devices_for_user.invalidate((user_id,)) + self._get_cached_user_device.invalidate_many((user_id,)) + self.get_device_list_last_stream_id_for_remote.invalidate((user_id,)) diff --git a/synapse/replication/slave/storage/push_rule.py b/synapse/replication/slave/storage/push_rule.py index f0200c1e98..45fc913c52 100644 --- a/synapse/replication/slave/storage/push_rule.py +++ b/synapse/replication/slave/storage/push_rule.py @@ -20,7 +20,7 @@ from ._slaved_id_tracker import SlavedIdTracker from .events import SlavedEventStore -class SlavedPushRuleStore(PushRulesWorkerStore, SlavedEventStore): +class SlavedPushRuleStore(SlavedEventStore, PushRulesWorkerStore): def __init__(self, db_conn, hs): self._push_rules_stream_id_gen = SlavedIdTracker( db_conn, "push_rules_stream", "stream_id", diff --git a/synapse/server.py b/synapse/server.py index 4d364fccce..4323e7ff12 100644 --- a/synapse/server.py +++ b/synapse/server.py @@ -51,7 +51,7 @@ from synapse.handlers.acme import AcmeHandler from synapse.handlers.appservice import ApplicationServicesHandler from synapse.handlers.auth import AuthHandler, MacaroonGenerator from synapse.handlers.deactivate_account import DeactivateAccountHandler -from synapse.handlers.device import DeviceHandler +from synapse.handlers.device import DeviceHandler, DeviceWorkerHandler from synapse.handlers.devicemessage import DeviceMessageHandler from synapse.handlers.e2e_keys import E2eKeysHandler from synapse.handlers.e2e_room_keys import E2eRoomKeysHandler @@ -307,7 +307,10 @@ class HomeServer(object): return MacaroonGenerator(self) def build_device_handler(self): - return DeviceHandler(self) + if self.config.worker_app: + return DeviceWorkerHandler(self) + else: + return DeviceHandler(self) def build_device_message_handler(self): return DeviceMessageHandler(self) diff --git a/synapse/storage/deviceinbox.py b/synapse/storage/deviceinbox.py index e06b0bc56d..e6a42a53bb 100644 --- a/synapse/storage/deviceinbox.py +++ b/synapse/storage/deviceinbox.py @@ -19,14 +19,174 @@ from canonicaljson import json from twisted.internet import defer +from synapse.storage._base import SQLBaseStore +from synapse.storage.background_updates import BackgroundUpdateStore from synapse.util.caches.expiringcache import ExpiringCache -from .background_updates import BackgroundUpdateStore - logger = logging.getLogger(__name__) -class DeviceInboxStore(BackgroundUpdateStore): +class DeviceInboxWorkerStore(SQLBaseStore): + def get_to_device_stream_token(self): + return self._device_inbox_id_gen.get_current_token() + + def get_new_messages_for_device( + self, user_id, device_id, last_stream_id, current_stream_id, limit=100 + ): + """ + Args: + user_id(str): The recipient user_id. + device_id(str): The recipient device_id. + current_stream_id(int): The current position of the to device + message stream. + Returns: + Deferred ([dict], int): List of messages for the device and where + in the stream the messages got to. + """ + has_changed = self._device_inbox_stream_cache.has_entity_changed( + user_id, last_stream_id + ) + if not has_changed: + return defer.succeed(([], current_stream_id)) + + def get_new_messages_for_device_txn(txn): + sql = ( + "SELECT stream_id, message_json FROM device_inbox" + " WHERE user_id = ? AND device_id = ?" + " AND ? < stream_id AND stream_id <= ?" + " ORDER BY stream_id ASC" + " LIMIT ?" + ) + txn.execute(sql, ( + user_id, device_id, last_stream_id, current_stream_id, limit + )) + messages = [] + for row in txn: + stream_pos = row[0] + messages.append(json.loads(row[1])) + if len(messages) < limit: + stream_pos = current_stream_id + return (messages, stream_pos) + + return self.runInteraction( + "get_new_messages_for_device", get_new_messages_for_device_txn, + ) + + @defer.inlineCallbacks + def delete_messages_for_device(self, user_id, device_id, up_to_stream_id): + """ + Args: + user_id(str): The recipient user_id. + device_id(str): The recipient device_id. + up_to_stream_id(int): Where to delete messages up to. + Returns: + A deferred that resolves to the number of messages deleted. + """ + # If we have cached the last stream id we've deleted up to, we can + # check if there is likely to be anything that needs deleting + last_deleted_stream_id = self._last_device_delete_cache.get( + (user_id, device_id), None + ) + if last_deleted_stream_id: + has_changed = self._device_inbox_stream_cache.has_entity_changed( + user_id, last_deleted_stream_id + ) + if not has_changed: + defer.returnValue(0) + + def delete_messages_for_device_txn(txn): + sql = ( + "DELETE FROM device_inbox" + " WHERE user_id = ? AND device_id = ?" + " AND stream_id <= ?" + ) + txn.execute(sql, (user_id, device_id, up_to_stream_id)) + return txn.rowcount + + count = yield self.runInteraction( + "delete_messages_for_device", delete_messages_for_device_txn + ) + + # Update the cache, ensuring that we only ever increase the value + last_deleted_stream_id = self._last_device_delete_cache.get( + (user_id, device_id), 0 + ) + self._last_device_delete_cache[(user_id, device_id)] = max( + last_deleted_stream_id, up_to_stream_id + ) + + defer.returnValue(count) + + def get_new_device_msgs_for_remote( + self, destination, last_stream_id, current_stream_id, limit=100 + ): + """ + Args: + destination(str): The name of the remote server. + last_stream_id(int|long): The last position of the device message stream + that the server sent up to. + current_stream_id(int|long): The current position of the device + message stream. + Returns: + Deferred ([dict], int|long): List of messages for the device and where + in the stream the messages got to. + """ + + has_changed = self._device_federation_outbox_stream_cache.has_entity_changed( + destination, last_stream_id + ) + if not has_changed or last_stream_id == current_stream_id: + return defer.succeed(([], current_stream_id)) + + def get_new_messages_for_remote_destination_txn(txn): + sql = ( + "SELECT stream_id, messages_json FROM device_federation_outbox" + " WHERE destination = ?" + " AND ? < stream_id AND stream_id <= ?" + " ORDER BY stream_id ASC" + " LIMIT ?" + ) + txn.execute(sql, ( + destination, last_stream_id, current_stream_id, limit + )) + messages = [] + for row in txn: + stream_pos = row[0] + messages.append(json.loads(row[1])) + if len(messages) < limit: + stream_pos = current_stream_id + return (messages, stream_pos) + + return self.runInteraction( + "get_new_device_msgs_for_remote", + get_new_messages_for_remote_destination_txn, + ) + + def delete_device_msgs_for_remote(self, destination, up_to_stream_id): + """Used to delete messages when the remote destination acknowledges + their receipt. + + Args: + destination(str): The destination server_name + up_to_stream_id(int): Where to delete messages up to. + Returns: + A deferred that resolves when the messages have been deleted. + """ + def delete_messages_for_remote_destination_txn(txn): + sql = ( + "DELETE FROM device_federation_outbox" + " WHERE destination = ?" + " AND stream_id <= ?" + ) + txn.execute(sql, (destination, up_to_stream_id)) + + return self.runInteraction( + "delete_device_msgs_for_remote", + delete_messages_for_remote_destination_txn + ) + + +class DeviceInboxStore(DeviceInboxWorkerStore, BackgroundUpdateStore): DEVICE_INBOX_STREAM_ID = "device_inbox_stream_drop" def __init__(self, db_conn, hs): @@ -220,93 +380,6 @@ class DeviceInboxStore(BackgroundUpdateStore): txn.executemany(sql, rows) - def get_new_messages_for_device( - self, user_id, device_id, last_stream_id, current_stream_id, limit=100 - ): - """ - Args: - user_id(str): The recipient user_id. - device_id(str): The recipient device_id. - current_stream_id(int): The current position of the to device - message stream. - Returns: - Deferred ([dict], int): List of messages for the device and where - in the stream the messages got to. - """ - has_changed = self._device_inbox_stream_cache.has_entity_changed( - user_id, last_stream_id - ) - if not has_changed: - return defer.succeed(([], current_stream_id)) - - def get_new_messages_for_device_txn(txn): - sql = ( - "SELECT stream_id, message_json FROM device_inbox" - " WHERE user_id = ? AND device_id = ?" - " AND ? < stream_id AND stream_id <= ?" - " ORDER BY stream_id ASC" - " LIMIT ?" - ) - txn.execute(sql, ( - user_id, device_id, last_stream_id, current_stream_id, limit - )) - messages = [] - for row in txn: - stream_pos = row[0] - messages.append(json.loads(row[1])) - if len(messages) < limit: - stream_pos = current_stream_id - return (messages, stream_pos) - - return self.runInteraction( - "get_new_messages_for_device", get_new_messages_for_device_txn, - ) - - @defer.inlineCallbacks - def delete_messages_for_device(self, user_id, device_id, up_to_stream_id): - """ - Args: - user_id(str): The recipient user_id. - device_id(str): The recipient device_id. - up_to_stream_id(int): Where to delete messages up to. - Returns: - A deferred that resolves to the number of messages deleted. - """ - # If we have cached the last stream id we've deleted up to, we can - # check if there is likely to be anything that needs deleting - last_deleted_stream_id = self._last_device_delete_cache.get( - (user_id, device_id), None - ) - if last_deleted_stream_id: - has_changed = self._device_inbox_stream_cache.has_entity_changed( - user_id, last_deleted_stream_id - ) - if not has_changed: - defer.returnValue(0) - - def delete_messages_for_device_txn(txn): - sql = ( - "DELETE FROM device_inbox" - " WHERE user_id = ? AND device_id = ?" - " AND stream_id <= ?" - ) - txn.execute(sql, (user_id, device_id, up_to_stream_id)) - return txn.rowcount - - count = yield self.runInteraction( - "delete_messages_for_device", delete_messages_for_device_txn - ) - - # Update the cache, ensuring that we only ever increase the value - last_deleted_stream_id = self._last_device_delete_cache.get( - (user_id, device_id), 0 - ) - self._last_device_delete_cache[(user_id, device_id)] = max( - last_deleted_stream_id, up_to_stream_id - ) - - defer.returnValue(count) - def get_all_new_device_messages(self, last_pos, current_pos, limit): """ Args: @@ -351,77 +424,6 @@ class DeviceInboxStore(BackgroundUpdateStore): "get_all_new_device_messages", get_all_new_device_messages_txn ) - def get_to_device_stream_token(self): - return self._device_inbox_id_gen.get_current_token() - - def get_new_device_msgs_for_remote( - self, destination, last_stream_id, current_stream_id, limit=100 - ): - """ - Args: - destination(str): The name of the remote server. - last_stream_id(int|long): The last position of the device message stream - that the server sent up to. - current_stream_id(int|long): The current position of the device - message stream. - Returns: - Deferred ([dict], int|long): List of messages for the device and where - in the stream the messages got to. - """ - - has_changed = self._device_federation_outbox_stream_cache.has_entity_changed( - destination, last_stream_id - ) - if not has_changed or last_stream_id == current_stream_id: - return defer.succeed(([], current_stream_id)) - - def get_new_messages_for_remote_destination_txn(txn): - sql = ( - "SELECT stream_id, messages_json FROM device_federation_outbox" - " WHERE destination = ?" - " AND ? < stream_id AND stream_id <= ?" - " ORDER BY stream_id ASC" - " LIMIT ?" - ) - txn.execute(sql, ( - destination, last_stream_id, current_stream_id, limit - )) - messages = [] - for row in txn: - stream_pos = row[0] - messages.append(json.loads(row[1])) - if len(messages) < limit: - stream_pos = current_stream_id - return (messages, stream_pos) - - return self.runInteraction( - "get_new_device_msgs_for_remote", - get_new_messages_for_remote_destination_txn, - ) - - def delete_device_msgs_for_remote(self, destination, up_to_stream_id): - """Used to delete messages when the remote destination acknowledges - their receipt. - - Args: - destination(str): The destination server_name - up_to_stream_id(int): Where to delete messages up to. - Returns: - A deferred that resolves when the messages have been deleted. - """ - def delete_messages_for_remote_destination_txn(txn): - sql = ( - "DELETE FROM device_federation_outbox" - " WHERE destination = ?" - " AND stream_id <= ?" - ) - txn.execute(sql, (destination, up_to_stream_id)) - - return self.runInteraction( - "delete_device_msgs_for_remote", - delete_messages_for_remote_destination_txn - ) - @defer.inlineCallbacks def _background_drop_index_device_inbox(self, progress, batch_size): def reindex_txn(conn): diff --git a/synapse/storage/devices.py b/synapse/storage/devices.py index ecdab34e7d..e716dc1437 100644 --- a/synapse/storage/devices.py +++ b/synapse/storage/devices.py @@ -22,11 +22,10 @@ from twisted.internet import defer from synapse.api.errors import StoreError from synapse.metrics.background_process_metrics import run_as_background_process +from synapse.storage._base import Cache, SQLBaseStore, db_to_json from synapse.storage.background_updates import BackgroundUpdateStore from synapse.util.caches.descriptors import cached, cachedInlineCallbacks, cachedList -from ._base import Cache, db_to_json - logger = logging.getLogger(__name__) DROP_DEVICE_LIST_STREAMS_NON_UNIQUE_INDEXES = ( @@ -34,7 +33,343 @@ DROP_DEVICE_LIST_STREAMS_NON_UNIQUE_INDEXES = ( ) -class DeviceStore(BackgroundUpdateStore): +class DeviceWorkerStore(SQLBaseStore): + def get_device(self, user_id, device_id): + """Retrieve a device. + + Args: + user_id (str): The ID of the user which owns the device + device_id (str): The ID of the device to retrieve + Returns: + defer.Deferred for a dict containing the device information + Raises: + StoreError: if the device is not found + """ + return self._simple_select_one( + table="devices", + keyvalues={"user_id": user_id, "device_id": device_id}, + retcols=("user_id", "device_id", "display_name"), + desc="get_device", + ) + + @defer.inlineCallbacks + def get_devices_by_user(self, user_id): + """Retrieve all of a user's registered devices. + + Args: + user_id (str): + Returns: + defer.Deferred: resolves to a dict from device_id to a dict + containing "device_id", "user_id" and "display_name" for each + device. + """ + devices = yield self._simple_select_list( + table="devices", + keyvalues={"user_id": user_id}, + retcols=("user_id", "device_id", "display_name"), + desc="get_devices_by_user" + ) + + defer.returnValue({d["device_id"]: d for d in devices}) + + def get_devices_by_remote(self, destination, from_stream_id): + """Get stream of updates to send to remote servers + + Returns: + (int, list[dict]): current stream id and list of updates + """ + now_stream_id = self._device_list_id_gen.get_current_token() + + has_changed = self._device_list_federation_stream_cache.has_entity_changed( + destination, int(from_stream_id) + ) + if not has_changed: + return (now_stream_id, []) + + return self.runInteraction( + "get_devices_by_remote", self._get_devices_by_remote_txn, + destination, from_stream_id, now_stream_id, + ) + + def _get_devices_by_remote_txn(self, txn, destination, from_stream_id, + now_stream_id): + sql = """ + SELECT user_id, device_id, max(stream_id) FROM device_lists_outbound_pokes + WHERE destination = ? AND ? < stream_id AND stream_id <= ? AND sent = ? + GROUP BY user_id, device_id + LIMIT 20 + """ + txn.execute( + sql, (destination, from_stream_id, now_stream_id, False) + ) + + # maps (user_id, device_id) -> stream_id + query_map = {(r[0], r[1]): r[2] for r in txn} + if not query_map: + return (now_stream_id, []) + + if len(query_map) >= 20: + now_stream_id = max(stream_id for stream_id in itervalues(query_map)) + + devices = self._get_e2e_device_keys_txn( + txn, query_map.keys(), include_all_devices=True, include_deleted_devices=True + ) + + prev_sent_id_sql = """ + SELECT coalesce(max(stream_id), 0) as stream_id + FROM device_lists_outbound_last_success + WHERE destination = ? AND user_id = ? AND stream_id <= ? + """ + + results = [] + for user_id, user_devices in iteritems(devices): + # The prev_id for the first row is always the last row before + # `from_stream_id` + txn.execute(prev_sent_id_sql, (destination, user_id, from_stream_id)) + rows = txn.fetchall() + prev_id = rows[0][0] + for device_id, device in iteritems(user_devices): + stream_id = query_map[(user_id, device_id)] + result = { + "user_id": user_id, + "device_id": device_id, + "prev_id": [prev_id] if prev_id else [], + "stream_id": stream_id, + } + + prev_id = stream_id + + if device is not None: + key_json = device.get("key_json", None) + if key_json: + result["keys"] = db_to_json(key_json) + device_display_name = device.get("device_display_name", None) + if device_display_name: + result["device_display_name"] = device_display_name + else: + result["deleted"] = True + + results.append(result) + + return (now_stream_id, results) + + def mark_as_sent_devices_by_remote(self, destination, stream_id): + """Mark that updates have successfully been sent to the destination. + """ + return self.runInteraction( + "mark_as_sent_devices_by_remote", self._mark_as_sent_devices_by_remote_txn, + destination, stream_id, + ) + + def _mark_as_sent_devices_by_remote_txn(self, txn, destination, stream_id): + # We update the device_lists_outbound_last_success with the successfully + # poked users. We do the join to see which users need to be inserted and + # which updated. + sql = """ + SELECT user_id, coalesce(max(o.stream_id), 0), (max(s.stream_id) IS NOT NULL) + FROM device_lists_outbound_pokes as o + LEFT JOIN device_lists_outbound_last_success as s + USING (destination, user_id) + WHERE destination = ? AND o.stream_id <= ? + GROUP BY user_id + """ + txn.execute(sql, (destination, stream_id,)) + rows = txn.fetchall() + + sql = """ + UPDATE device_lists_outbound_last_success + SET stream_id = ? + WHERE destination = ? AND user_id = ? + """ + txn.executemany( + sql, ((row[1], destination, row[0],) for row in rows if row[2]) + ) + + sql = """ + INSERT INTO device_lists_outbound_last_success + (destination, user_id, stream_id) VALUES (?, ?, ?) + """ + txn.executemany( + sql, ((destination, row[0], row[1],) for row in rows if not row[2]) + ) + + # Delete all sent outbound pokes + sql = """ + DELETE FROM device_lists_outbound_pokes + WHERE destination = ? AND stream_id <= ? + """ + txn.execute(sql, (destination, stream_id,)) + + def get_device_stream_token(self): + return self._device_list_id_gen.get_current_token() + + @defer.inlineCallbacks + def get_user_devices_from_cache(self, query_list): + """Get the devices (and keys if any) for remote users from the cache. + + Args: + query_list(list): List of (user_id, device_ids), if device_ids is + falsey then return all device ids for that user. + + Returns: + (user_ids_not_in_cache, results_map), where user_ids_not_in_cache is + a set of user_ids and results_map is a mapping of + user_id -> device_id -> device_info + """ + user_ids = set(user_id for user_id, _ in query_list) + user_map = yield self.get_device_list_last_stream_id_for_remotes(list(user_ids)) + user_ids_in_cache = set( + user_id for user_id, stream_id in user_map.items() if stream_id + ) + user_ids_not_in_cache = user_ids - user_ids_in_cache + + results = {} + for user_id, device_id in query_list: + if user_id not in user_ids_in_cache: + continue + + if device_id: + device = yield self._get_cached_user_device(user_id, device_id) + results.setdefault(user_id, {})[device_id] = device + else: + results[user_id] = yield self._get_cached_devices_for_user(user_id) + + defer.returnValue((user_ids_not_in_cache, results)) + + @cachedInlineCallbacks(num_args=2, tree=True) + def _get_cached_user_device(self, user_id, device_id): + content = yield self._simple_select_one_onecol( + table="device_lists_remote_cache", + keyvalues={ + "user_id": user_id, + "device_id": device_id, + }, + retcol="content", + desc="_get_cached_user_device", + ) + defer.returnValue(db_to_json(content)) + + @cachedInlineCallbacks() + def _get_cached_devices_for_user(self, user_id): + devices = yield self._simple_select_list( + table="device_lists_remote_cache", + keyvalues={ + "user_id": user_id, + }, + retcols=("device_id", "content"), + desc="_get_cached_devices_for_user", + ) + defer.returnValue({ + device["device_id"]: db_to_json(device["content"]) + for device in devices + }) + + def get_devices_with_keys_by_user(self, user_id): + """Get all devices (with any device keys) for a user + + Returns: + (stream_id, devices) + """ + return self.runInteraction( + "get_devices_with_keys_by_user", + self._get_devices_with_keys_by_user_txn, user_id, + ) + + def _get_devices_with_keys_by_user_txn(self, txn, user_id): + now_stream_id = self._device_list_id_gen.get_current_token() + + devices = self._get_e2e_device_keys_txn( + txn, [(user_id, None)], include_all_devices=True + ) + + if devices: + user_devices = devices[user_id] + results = [] + for device_id, device in iteritems(user_devices): + result = { + "device_id": device_id, + } + + key_json = device.get("key_json", None) + if key_json: + result["keys"] = db_to_json(key_json) + device_display_name = device.get("device_display_name", None) + if device_display_name: + result["device_display_name"] = device_display_name + + results.append(result) + + return now_stream_id, results + + return now_stream_id, [] + + @defer.inlineCallbacks + def get_user_whose_devices_changed(self, from_key): + """Get set of users whose devices have changed since `from_key`. + """ + from_key = int(from_key) + changed = self._device_list_stream_cache.get_all_entities_changed(from_key) + if changed is not None: + defer.returnValue(set(changed)) + + sql = """ + SELECT DISTINCT user_id FROM device_lists_stream WHERE stream_id > ? + """ + rows = yield self._execute("get_user_whose_devices_changed", None, sql, from_key) + defer.returnValue(set(row[0] for row in rows)) + + def get_all_device_list_changes_for_remotes(self, from_key, to_key): + """Return a list of `(stream_id, user_id, destination)` which is the + combined list of changes to devices, and which destinations need to be + poked. `destination` may be None if no destinations need to be poked. + """ + # We do a group by here as there can be a large number of duplicate + # entries, since we throw away device IDs. + sql = """ + SELECT MAX(stream_id) AS stream_id, user_id, destination + FROM device_lists_stream + LEFT JOIN device_lists_outbound_pokes USING (stream_id, user_id, device_id) + WHERE ? < stream_id AND stream_id <= ? + GROUP BY user_id, destination + """ + return self._execute( + "get_all_device_list_changes_for_remotes", None, + sql, from_key, to_key + ) + + @cached(max_entries=10000) + def get_device_list_last_stream_id_for_remote(self, user_id): + """Get the last stream_id we got for a user. May be None if we haven't + got any information for them. + """ + return self._simple_select_one_onecol( + table="device_lists_remote_extremeties", + keyvalues={"user_id": user_id}, + retcol="stream_id", + desc="get_device_list_last_stream_id_for_remote", + allow_none=True, + ) + + @cachedList(cached_method_name="get_device_list_last_stream_id_for_remote", + list_name="user_ids", inlineCallbacks=True) + def get_device_list_last_stream_id_for_remotes(self, user_ids): + rows = yield self._simple_select_many_batch( + table="device_lists_remote_extremeties", + column="user_id", + iterable=user_ids, + retcols=("user_id", "stream_id",), + desc="get_device_list_last_stream_id_for_remotes", + ) + + results = {user_id: None for user_id in user_ids} + results.update({ + row["user_id"]: row["stream_id"] for row in rows + }) + + defer.returnValue(results) + + +class DeviceStore(DeviceWorkerStore, BackgroundUpdateStore): def __init__(self, db_conn, hs): super(DeviceStore, self).__init__(db_conn, hs) @@ -121,24 +456,6 @@ class DeviceStore(BackgroundUpdateStore): initial_device_display_name, e) raise StoreError(500, "Problem storing device.") - def get_device(self, user_id, device_id): - """Retrieve a device. - - Args: - user_id (str): The ID of the user which owns the device - device_id (str): The ID of the device to retrieve - Returns: - defer.Deferred for a dict containing the device information - Raises: - StoreError: if the device is not found - """ - return self._simple_select_one( - table="devices", - keyvalues={"user_id": user_id, "device_id": device_id}, - retcols=("user_id", "device_id", "display_name"), - desc="get_device", - ) - @defer.inlineCallbacks def delete_device(self, user_id, device_id): """Delete a device. @@ -203,57 +520,6 @@ class DeviceStore(BackgroundUpdateStore): ) @defer.inlineCallbacks - def get_devices_by_user(self, user_id): - """Retrieve all of a user's registered devices. - - Args: - user_id (str): - Returns: - defer.Deferred: resolves to a dict from device_id to a dict - containing "device_id", "user_id" and "display_name" for each - device. - """ - devices = yield self._simple_select_list( - table="devices", - keyvalues={"user_id": user_id}, - retcols=("user_id", "device_id", "display_name"), - desc="get_devices_by_user" - ) - - defer.returnValue({d["device_id"]: d for d in devices}) - - @cached(max_entries=10000) - def get_device_list_last_stream_id_for_remote(self, user_id): - """Get the last stream_id we got for a user. May be None if we haven't - got any information for them. - """ - return self._simple_select_one_onecol( - table="device_lists_remote_extremeties", - keyvalues={"user_id": user_id}, - retcol="stream_id", - desc="get_device_list_remote_extremity", - allow_none=True, - ) - - @cachedList(cached_method_name="get_device_list_last_stream_id_for_remote", - list_name="user_ids", inlineCallbacks=True) - def get_device_list_last_stream_id_for_remotes(self, user_ids): - rows = yield self._simple_select_many_batch( - table="device_lists_remote_extremeties", - column="user_id", - iterable=user_ids, - retcols=("user_id", "stream_id",), - desc="get_user_devices_from_cache", - ) - - results = {user_id: None for user_id in user_ids} - results.update({ - row["user_id"]: row["stream_id"] for row in rows - }) - - defer.returnValue(results) - - @defer.inlineCallbacks def mark_remote_user_device_list_as_unsubscribed(self, user_id): """Mark that we no longer track device lists for remote user. """ @@ -405,268 +671,6 @@ class DeviceStore(BackgroundUpdateStore): lock=False, ) - def get_devices_by_remote(self, destination, from_stream_id): - """Get stream of updates to send to remote servers - - Returns: - (int, list[dict]): current stream id and list of updates - """ - now_stream_id = self._device_list_id_gen.get_current_token() - - has_changed = self._device_list_federation_stream_cache.has_entity_changed( - destination, int(from_stream_id) - ) - if not has_changed: - return (now_stream_id, []) - - return self.runInteraction( - "get_devices_by_remote", self._get_devices_by_remote_txn, - destination, from_stream_id, now_stream_id, - ) - - def _get_devices_by_remote_txn(self, txn, destination, from_stream_id, - now_stream_id): - sql = """ - SELECT user_id, device_id, max(stream_id) FROM device_lists_outbound_pokes - WHERE destination = ? AND ? < stream_id AND stream_id <= ? AND sent = ? - GROUP BY user_id, device_id - LIMIT 20 - """ - txn.execute( - sql, (destination, from_stream_id, now_stream_id, False) - ) - - # maps (user_id, device_id) -> stream_id - query_map = {(r[0], r[1]): r[2] for r in txn} - if not query_map: - return (now_stream_id, []) - - if len(query_map) >= 20: - now_stream_id = max(stream_id for stream_id in itervalues(query_map)) - - devices = self._get_e2e_device_keys_txn( - txn, query_map.keys(), include_all_devices=True, include_deleted_devices=True - ) - - prev_sent_id_sql = """ - SELECT coalesce(max(stream_id), 0) as stream_id - FROM device_lists_outbound_last_success - WHERE destination = ? AND user_id = ? AND stream_id <= ? - """ - - results = [] - for user_id, user_devices in iteritems(devices): - # The prev_id for the first row is always the last row before - # `from_stream_id` - txn.execute(prev_sent_id_sql, (destination, user_id, from_stream_id)) - rows = txn.fetchall() - prev_id = rows[0][0] - for device_id, device in iteritems(user_devices): - stream_id = query_map[(user_id, device_id)] - result = { - "user_id": user_id, - "device_id": device_id, - "prev_id": [prev_id] if prev_id else [], - "stream_id": stream_id, - } - - prev_id = stream_id - - if device is not None: - key_json = device.get("key_json", None) - if key_json: - result["keys"] = db_to_json(key_json) - device_display_name = device.get("device_display_name", None) - if device_display_name: - result["device_display_name"] = device_display_name - else: - result["deleted"] = True - - results.append(result) - - return (now_stream_id, results) - - @defer.inlineCallbacks - def get_user_devices_from_cache(self, query_list): - """Get the devices (and keys if any) for remote users from the cache. - - Args: - query_list(list): List of (user_id, device_ids), if device_ids is - falsey then return all device ids for that user. - - Returns: - (user_ids_not_in_cache, results_map), where user_ids_not_in_cache is - a set of user_ids and results_map is a mapping of - user_id -> device_id -> device_info - """ - user_ids = set(user_id for user_id, _ in query_list) - user_map = yield self.get_device_list_last_stream_id_for_remotes(list(user_ids)) - user_ids_in_cache = set( - user_id for user_id, stream_id in user_map.items() if stream_id - ) - user_ids_not_in_cache = user_ids - user_ids_in_cache - - results = {} - for user_id, device_id in query_list: - if user_id not in user_ids_in_cache: - continue - - if device_id: - device = yield self._get_cached_user_device(user_id, device_id) - results.setdefault(user_id, {})[device_id] = device - else: - results[user_id] = yield self._get_cached_devices_for_user(user_id) - - defer.returnValue((user_ids_not_in_cache, results)) - - @cachedInlineCallbacks(num_args=2, tree=True) - def _get_cached_user_device(self, user_id, device_id): - content = yield self._simple_select_one_onecol( - table="device_lists_remote_cache", - keyvalues={ - "user_id": user_id, - "device_id": device_id, - }, - retcol="content", - desc="_get_cached_user_device", - ) - defer.returnValue(db_to_json(content)) - - @cachedInlineCallbacks() - def _get_cached_devices_for_user(self, user_id): - devices = yield self._simple_select_list( - table="device_lists_remote_cache", - keyvalues={ - "user_id": user_id, - }, - retcols=("device_id", "content"), - desc="_get_cached_devices_for_user", - ) - defer.returnValue({ - device["device_id"]: db_to_json(device["content"]) - for device in devices - }) - - def get_devices_with_keys_by_user(self, user_id): - """Get all devices (with any device keys) for a user - - Returns: - (stream_id, devices) - """ - return self.runInteraction( - "get_devices_with_keys_by_user", - self._get_devices_with_keys_by_user_txn, user_id, - ) - - def _get_devices_with_keys_by_user_txn(self, txn, user_id): - now_stream_id = self._device_list_id_gen.get_current_token() - - devices = self._get_e2e_device_keys_txn( - txn, [(user_id, None)], include_all_devices=True - ) - - if devices: - user_devices = devices[user_id] - results = [] - for device_id, device in iteritems(user_devices): - result = { - "device_id": device_id, - } - - key_json = device.get("key_json", None) - if key_json: - result["keys"] = db_to_json(key_json) - device_display_name = device.get("device_display_name", None) - if device_display_name: - result["device_display_name"] = device_display_name - - results.append(result) - - return now_stream_id, results - - return now_stream_id, [] - - def mark_as_sent_devices_by_remote(self, destination, stream_id): - """Mark that updates have successfully been sent to the destination. - """ - return self.runInteraction( - "mark_as_sent_devices_by_remote", self._mark_as_sent_devices_by_remote_txn, - destination, stream_id, - ) - - def _mark_as_sent_devices_by_remote_txn(self, txn, destination, stream_id): - # We update the device_lists_outbound_last_success with the successfully - # poked users. We do the join to see which users need to be inserted and - # which updated. - sql = """ - SELECT user_id, coalesce(max(o.stream_id), 0), (max(s.stream_id) IS NOT NULL) - FROM device_lists_outbound_pokes as o - LEFT JOIN device_lists_outbound_last_success as s - USING (destination, user_id) - WHERE destination = ? AND o.stream_id <= ? - GROUP BY user_id - """ - txn.execute(sql, (destination, stream_id,)) - rows = txn.fetchall() - - sql = """ - UPDATE device_lists_outbound_last_success - SET stream_id = ? - WHERE destination = ? AND user_id = ? - """ - txn.executemany( - sql, ((row[1], destination, row[0],) for row in rows if row[2]) - ) - - sql = """ - INSERT INTO device_lists_outbound_last_success - (destination, user_id, stream_id) VALUES (?, ?, ?) - """ - txn.executemany( - sql, ((destination, row[0], row[1],) for row in rows if not row[2]) - ) - - # Delete all sent outbound pokes - sql = """ - DELETE FROM device_lists_outbound_pokes - WHERE destination = ? AND stream_id <= ? - """ - txn.execute(sql, (destination, stream_id,)) - - @defer.inlineCallbacks - def get_user_whose_devices_changed(self, from_key): - """Get set of users whose devices have changed since `from_key`. - """ - from_key = int(from_key) - changed = self._device_list_stream_cache.get_all_entities_changed(from_key) - if changed is not None: - defer.returnValue(set(changed)) - - sql = """ - SELECT DISTINCT user_id FROM device_lists_stream WHERE stream_id > ? - """ - rows = yield self._execute("get_user_whose_devices_changed", None, sql, from_key) - defer.returnValue(set(row[0] for row in rows)) - - def get_all_device_list_changes_for_remotes(self, from_key, to_key): - """Return a list of `(stream_id, user_id, destination)` which is the - combined list of changes to devices, and which destinations need to be - poked. `destination` may be None if no destinations need to be poked. - """ - # We do a group by here as there can be a large number of duplicate - # entries, since we throw away device IDs. - sql = """ - SELECT MAX(stream_id) AS stream_id, user_id, destination - FROM device_lists_stream - LEFT JOIN device_lists_outbound_pokes USING (stream_id, user_id, device_id) - WHERE ? < stream_id AND stream_id <= ? - GROUP BY user_id, destination - """ - return self._execute( - "get_all_device_list_changes_for_remotes", None, - sql, from_key, to_key - ) - @defer.inlineCallbacks def add_device_change_to_streams(self, user_id, device_ids, hosts): """Persist that a user's devices have been updated, and which hosts @@ -732,9 +736,6 @@ class DeviceStore(BackgroundUpdateStore): ] ) - def get_device_stream_token(self): - return self._device_list_id_gen.get_current_token() - def _prune_old_outbound_device_pokes(self): """Delete old entries out of the device_lists_outbound_pokes to ensure that we don't fill up due to dead servers. We keep one entry per diff --git a/synapse/storage/end_to_end_keys.py b/synapse/storage/end_to_end_keys.py index 2a0f6cfca9..e381e472a2 100644 --- a/synapse/storage/end_to_end_keys.py +++ b/synapse/storage/end_to_end_keys.py @@ -23,49 +23,7 @@ from synapse.util.caches.descriptors import cached from ._base import SQLBaseStore, db_to_json -class EndToEndKeyStore(SQLBaseStore): - def set_e2e_device_keys(self, user_id, device_id, time_now, device_keys): - """Stores device keys for a device. Returns whether there was a change - or the keys were already in the database. - """ - def _set_e2e_device_keys_txn(txn): - old_key_json = self._simple_select_one_onecol_txn( - txn, - table="e2e_device_keys_json", - keyvalues={ - "user_id": user_id, - "device_id": device_id, - }, - retcol="key_json", - allow_none=True, - ) - - # In py3 we need old_key_json to match new_key_json type. The DB - # returns unicode while encode_canonical_json returns bytes. - new_key_json = encode_canonical_json(device_keys).decode("utf-8") - - if old_key_json == new_key_json: - return False - - self._simple_upsert_txn( - txn, - table="e2e_device_keys_json", - keyvalues={ - "user_id": user_id, - "device_id": device_id, - }, - values={ - "ts_added_ms": time_now, - "key_json": new_key_json, - } - ) - - return True - - return self.runInteraction( - "set_e2e_device_keys", _set_e2e_device_keys_txn - ) - +class EndToEndKeyWorkerStore(SQLBaseStore): @defer.inlineCallbacks def get_e2e_device_keys( self, query_list, include_all_devices=False, @@ -238,6 +196,50 @@ class EndToEndKeyStore(SQLBaseStore): "count_e2e_one_time_keys", _count_e2e_one_time_keys ) + +class EndToEndKeyStore(EndToEndKeyWorkerStore, SQLBaseStore): + def set_e2e_device_keys(self, user_id, device_id, time_now, device_keys): + """Stores device keys for a device. Returns whether there was a change + or the keys were already in the database. + """ + def _set_e2e_device_keys_txn(txn): + old_key_json = self._simple_select_one_onecol_txn( + txn, + table="e2e_device_keys_json", + keyvalues={ + "user_id": user_id, + "device_id": device_id, + }, + retcol="key_json", + allow_none=True, + ) + + # In py3 we need old_key_json to match new_key_json type. The DB + # returns unicode while encode_canonical_json returns bytes. + new_key_json = encode_canonical_json(device_keys).decode("utf-8") + + if old_key_json == new_key_json: + return False + + self._simple_upsert_txn( + txn, + table="e2e_device_keys_json", + keyvalues={ + "user_id": user_id, + "device_id": device_id, + }, + values={ + "ts_added_ms": time_now, + "key_json": new_key_json, + } + ) + + return True + + return self.runInteraction( + "set_e2e_device_keys", _set_e2e_device_keys_txn + ) + def claim_e2e_one_time_keys(self, query_list): """Take a list of one time keys out of the database""" def _claim_e2e_one_time_keys(txn): |