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authorErik Johnston <erik@matrix.org>2017-01-27 13:36:39 +0000
committerErik Johnston <erik@matrix.org>2017-01-27 14:31:35 +0000
commit252b503fc8626078141dc6b82eeff63607874347 (patch)
tree72667c5deb13c6f3cbcbc802ecf9c898a8c6d004
parentComment (diff)
downloadsynapse-252b503fc8626078141dc6b82eeff63607874347.tar.xz
Hook device list updates to replication
-rw-r--r--synapse/app/federation_sender.py3
-rw-r--r--synapse/app/synchrotron.py27
-rw-r--r--synapse/handlers/device.py16
-rw-r--r--synapse/handlers/sync.py35
-rw-r--r--synapse/replication/resource.py20
-rw-r--r--synapse/replication/slave/storage/devices.py72
-rw-r--r--synapse/storage/devices.py15
7 files changed, 159 insertions, 29 deletions
diff --git a/synapse/app/federation_sender.py b/synapse/app/federation_sender.py
index ec06620efb..411e47d98d 100644
--- a/synapse/app/federation_sender.py
+++ b/synapse/app/federation_sender.py
@@ -30,6 +30,7 @@ from synapse.replication.slave.storage.events import SlavedEventStore
 from synapse.replication.slave.storage.receipts import SlavedReceiptsStore
 from synapse.replication.slave.storage.registration import SlavedRegistrationStore
 from synapse.replication.slave.storage.transactions import TransactionStore
+from synapse.replication.slave.storage.devices import SlavedDeviceStore
 from synapse.storage.engines import create_engine
 from synapse.storage.presence import UserPresenceState
 from synapse.util.async import sleep
@@ -56,7 +57,7 @@ logger = logging.getLogger("synapse.app.appservice")
 
 class FederationSenderSlaveStore(
     SlavedDeviceInboxStore, TransactionStore, SlavedReceiptsStore, SlavedEventStore,
-    SlavedRegistrationStore,
+    SlavedRegistrationStore, SlavedDeviceStore,
 ):
     pass
 
diff --git a/synapse/app/synchrotron.py b/synapse/app/synchrotron.py
index 4dfc2dc648..9d250502e0 100644
--- a/synapse/app/synchrotron.py
+++ b/synapse/app/synchrotron.py
@@ -39,6 +39,7 @@ from synapse.replication.slave.storage.filtering import SlavedFilteringStore
 from synapse.replication.slave.storage.push_rule import SlavedPushRuleStore
 from synapse.replication.slave.storage.presence import SlavedPresenceStore
 from synapse.replication.slave.storage.deviceinbox import SlavedDeviceInboxStore
+from synapse.replication.slave.storage.devices import SlavedDeviceStore
 from synapse.replication.slave.storage.room import RoomStore
 from synapse.server import HomeServer
 from synapse.storage.client_ips import ClientIpStore
@@ -77,6 +78,7 @@ class SynchrotronSlavedStore(
     SlavedFilteringStore,
     SlavedPresenceStore,
     SlavedDeviceInboxStore,
+    SlavedDeviceStore,
     RoomStore,
     BaseSlavedStore,
     ClientIpStore,  # After BaseSlavedStore because the constructor is different
@@ -380,6 +382,28 @@ class SynchrotronServer(HomeServer):
                         stream_key, position, users=users, rooms=rooms
                     )
 
+        @defer.inlineCallbacks
+        def notify_device_list_update(result):
+            stream = result.get("device_lists")
+            if not stream:
+                return
+
+            position_index = stream["field_names"].index("position")
+            user_index = stream["field_names"].index("user_id")
+
+            for row in stream["rows"]:
+                logger.info("Handling device list row: %r", row)
+                position = row[position_index]
+                user_id = row[user_index]
+
+                rooms = yield store.get_rooms_for_user(user_id)
+                room_ids = [r.room_id for r in rooms]
+
+                notifier.on_new_event(
+                    "device_list_key", position, rooms=room_ids,
+                )
+
+        @defer.inlineCallbacks
         def notify(result):
             stream = result.get("events")
             if stream:
@@ -417,6 +441,7 @@ class SynchrotronServer(HomeServer):
             notify_from_stream(
                 result, "to_device", "to_device_key", user="user_id"
             )
+            yield notify_device_list_update(result)
 
         while True:
             try:
@@ -427,7 +452,7 @@ class SynchrotronServer(HomeServer):
                 yield store.process_replication(result)
                 typing_handler.process_replication(result)
                 yield presence_handler.process_replication(result)
-                notify(result)
+                yield notify(result)
             except:
                 logger.exception("Error replicating from %r", replication_url)
                 yield sleep(5)
diff --git a/synapse/handlers/device.py b/synapse/handlers/device.py
index ed077c9a76..6fefb85890 100644
--- a/synapse/handlers/device.py
+++ b/synapse/handlers/device.py
@@ -221,22 +221,6 @@ class DeviceHandler(BaseHandler):
                 self.federation_sender.send_device_messages(host)
 
     @defer.inlineCallbacks
-    def get_device_list_changes(self, user_id, room_ids, from_key):
-        """For a user and their joined rooms, calculate which device updates
-        we need to return.
-        """
-        room_ids = frozenset(room_ids)
-
-        user_ids_changed = set()
-        changed = yield self.store.get_user_whose_devices_changed(from_key)
-        for other_user_id in changed:
-            other_rooms = yield self.store.get_rooms_for_user(other_user_id)
-            if room_ids.intersection(e.room_id for e in other_rooms):
-                user_ids_changed.add(other_user_id)
-
-        defer.returnValue(user_ids_changed)
-
-    @defer.inlineCallbacks
     def _incoming_device_list_update(self, origin, edu_content):
         user_id = edu_content["user_id"]
         device_id = edu_content["device_id"]
diff --git a/synapse/handlers/sync.py b/synapse/handlers/sync.py
index 06bf626367..9199f20817 100644
--- a/synapse/handlers/sync.py
+++ b/synapse/handlers/sync.py
@@ -144,7 +144,6 @@ class SyncHandler(object):
         self.clock = hs.get_clock()
         self.response_cache = ResponseCache(hs)
         self.state = hs.get_state_handler()
-        self.device_handler = hs.get_device_handler()
 
     def wait_for_sync_for_user(self, sync_config, since_token=None, timeout=0,
                                full_state=False):
@@ -546,15 +545,9 @@ class SyncHandler(object):
 
         yield self._generate_sync_entry_for_to_device(sync_result_builder)
 
-        if since_token and since_token.device_list_key:
-            user_id = sync_config.user.to_string()
-            rooms = yield self.store.get_rooms_for_user(user_id)
-            joined_room_ids = set(r.room_id for r in rooms)
-            device_lists = yield self.device_handler.get_device_list_changes(
-                user_id, joined_room_ids, since_token.device_list_key
-            )
-        else:
-            device_lists = []
+        device_lists = yield self._generate_sync_entry_for_device_list(
+            sync_result_builder
+        )
 
         defer.returnValue(SyncResult(
             presence=sync_result_builder.presence,
@@ -568,6 +561,28 @@ class SyncHandler(object):
         ))
 
     @defer.inlineCallbacks
+    def _generate_sync_entry_for_device_list(self, sync_result_builder):
+        user_id = sync_result_builder.sync_config.user.to_string()
+        since_token = sync_result_builder.since_token
+
+        if since_token and since_token.device_list_key:
+            rooms = yield self.store.get_rooms_for_user(user_id)
+            room_ids = set(r.room_id for r in rooms)
+
+            user_ids_changed = set()
+            changed = yield self.store.get_user_whose_devices_changed(
+                since_token.device_list_key
+            )
+            for other_user_id in changed:
+                other_rooms = yield self.store.get_rooms_for_user(other_user_id)
+                if room_ids.intersection(e.room_id for e in other_rooms):
+                    user_ids_changed.add(other_user_id)
+
+            defer.returnValue(user_ids_changed)
+        else:
+            defer.returnValue([])
+
+    @defer.inlineCallbacks
     def _generate_sync_entry_for_to_device(self, sync_result_builder):
         """Generates the portion of the sync response. Populates
         `sync_result_builder` with the result.
diff --git a/synapse/replication/resource.py b/synapse/replication/resource.py
index 4616e9b34a..36548c5eda 100644
--- a/synapse/replication/resource.py
+++ b/synapse/replication/resource.py
@@ -46,6 +46,7 @@ STREAM_NAMES = (
     ("to_device",),
     ("public_rooms",),
     ("federation",),
+    ("device_lists",),
 )
 
 
@@ -140,6 +141,7 @@ class ReplicationResource(Resource):
         caches_token = self.store.get_cache_stream_token()
         public_rooms_token = self.store.get_current_public_room_stream_id()
         federation_token = self.federation_sender.get_current_token()
+        device_list_token = self.store.get_device_stream_token()
 
         defer.returnValue(_ReplicationToken(
             room_stream_token,
@@ -155,6 +157,7 @@ class ReplicationResource(Resource):
             int(stream_token.to_device_key),
             int(public_rooms_token),
             int(federation_token),
+            int(device_list_token),
         ))
 
     @request_handler()
@@ -214,6 +217,7 @@ class ReplicationResource(Resource):
         yield self.caches(writer, current_token, limit, request_streams)
         yield self.to_device(writer, current_token, limit, request_streams)
         yield self.public_rooms(writer, current_token, limit, request_streams)
+        yield self.device_lists(writer, current_token, limit, request_streams)
         self.federation(writer, current_token, limit, request_streams, federation_ack)
         self.streams(writer, current_token, request_streams)
 
@@ -495,6 +499,20 @@ class ReplicationResource(Resource):
                 "position", "type", "content",
             ), position=upto_token)
 
+    @defer.inlineCallbacks
+    def device_lists(self, writer, current_token, limit, request_streams):
+        current_position = current_token.device_lists
+
+        device_lists = request_streams.get("device_lists")
+
+        if device_lists is not None and device_lists != current_position:
+            changes = yield self.store.get_users_and_hosts_device_list_changes(
+                device_lists,
+            )
+            writer.write_header_and_rows("device_lists", changes, (
+                "position", "user_id", "destination",
+            ), position=current_position)
+
 
 class _Writer(object):
     """Writes the streams as a JSON object as the response to the request"""
@@ -527,7 +545,7 @@ class _Writer(object):
 class _ReplicationToken(collections.namedtuple("_ReplicationToken", (
     "events", "presence", "typing", "receipts", "account_data", "backfill",
     "push_rules", "pushers", "state", "caches", "to_device", "public_rooms",
-    "federation",
+    "federation", "device_lists",
 ))):
     __slots__ = []
 
diff --git a/synapse/replication/slave/storage/devices.py b/synapse/replication/slave/storage/devices.py
new file mode 100644
index 0000000000..ca46aa17b6
--- /dev/null
+++ b/synapse/replication/slave/storage/devices.py
@@ -0,0 +1,72 @@
+# -*- coding: utf-8 -*-
+# Copyright 2016 OpenMarket Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from ._base import BaseSlavedStore
+from ._slaved_id_tracker import SlavedIdTracker
+from synapse.storage import DataStore
+from synapse.util.caches.stream_change_cache import StreamChangeCache
+
+
+class SlavedDeviceStore(BaseSlavedStore):
+    def __init__(self, db_conn, hs):
+        super(SlavedDeviceStore, self).__init__(db_conn, hs)
+
+        self.hs = hs
+
+        self._device_list_id_gen = SlavedIdTracker(
+            db_conn, "device_lists_stream", "stream_id",
+        )
+        device_list_max = self._device_list_id_gen.get_current_token()
+        self._device_list_stream_cache = StreamChangeCache(
+            "DeviceListStreamChangeCache", device_list_max,
+        )
+        self._device_list_federation_stream_cache = StreamChangeCache(
+            "DeviceListFederationStreamChangeCache", device_list_max,
+        )
+
+    get_device_stream_token = DataStore.get_device_stream_token.__func__
+    get_user_whose_devices_changed = DataStore.get_user_whose_devices_changed.__func__
+    get_devices_by_remote = DataStore.get_devices_by_remote.__func__
+    _get_devices_by_remote_txn = DataStore._get_devices_by_remote_txn.__func__
+    _get_e2e_device_keys_txn = DataStore._get_e2e_device_keys_txn.__func__
+    mark_as_sent_devices_by_remote = DataStore.mark_as_sent_devices_by_remote.__func__
+    _mark_as_sent_devices_by_remote_txn = (
+        DataStore._mark_as_sent_devices_by_remote_txn.__func__
+    )
+
+    def stream_positions(self):
+        result = super(SlavedDeviceStore, self).stream_positions()
+        result["device_lists"] = self._device_list_id_gen.get_current_token()
+        return result
+
+    def process_replication(self, result):
+        stream = result.get("device_lists")
+        if stream:
+            self._device_list_id_gen.advance(int(stream["position"]))
+            for row in stream["rows"]:
+                stream_id = row[0]
+                user_id = row[1]
+                destination = row[2]
+
+                self._device_list_stream_cache.entity_has_changed(
+                    user_id, stream_id
+                )
+
+                if destination:
+                    self._device_list_federation_stream_cache.entity_has_changed(
+                        destination, stream_id
+                    )
+
+        return super(SlavedDeviceStore, self).process_replication(result)
diff --git a/synapse/storage/devices.py b/synapse/storage/devices.py
index 00317b0c1f..2b2cebacfa 100644
--- a/synapse/storage/devices.py
+++ b/synapse/storage/devices.py
@@ -458,6 +458,21 @@ class DeviceStore(SQLBaseStore):
         rows = yield self._execute("get_user_whose_devices_changed", None, sql, from_key)
         defer.returnValue(set(row["user_id"] for row in rows))
 
+    def get_users_and_hosts_device_list_changes(self, from_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.
+        """
+        sql = """
+            SELECT 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 > ?
+        """
+        return self._execute(
+            "get_users_and_hosts_device_list", None,
+            sql, from_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