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Merge device list replication streams (#14833)
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Merge tag and normal account data replication streams.
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Merge the two account data and the two device list replication streams.
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changelog.d/14833.misc
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changelog.d/14833.misc
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Merge the two account data and the two device list replication streams.
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@ -92,12 +92,13 @@ process, for example:
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## Changes to the account data replication streams
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## Changes to the account data replication streams
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Synapse has changed the format of the account data replication streams (between
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Synapse has changed the format of the account data and devices replication
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workers). This is a forwards- and backwards-incompatible change: v1.75 workers
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streams (between workers). This is a forwards- and backwards-incompatible
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cannot process account data replicated by v1.76 workers, and vice versa.
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change: v1.75 workers cannot process account data replicated by v1.76 workers,
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and vice versa.
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Once all workers are upgraded to v1.76 (or downgraded to v1.75), account data
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Once all workers are upgraded to v1.76 (or downgraded to v1.75), account data
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replication will resume as normal.
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and device replication will resume as normal.
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# Upgrading to v1.74.0
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# Upgrading to v1.74.0
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@ -187,7 +187,7 @@ class ReplicationDataHandler:
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elif stream_name == DeviceListsStream.NAME:
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elif stream_name == DeviceListsStream.NAME:
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all_room_ids: Set[str] = set()
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all_room_ids: Set[str] = set()
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for row in rows:
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for row in rows:
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if row.entity.startswith("@"):
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if row.entity.startswith("@") and not row.is_signature:
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room_ids = await self.store.get_rooms_for_user(row.entity)
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room_ids = await self.store.get_rooms_for_user(row.entity)
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all_room_ids.update(room_ids)
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all_room_ids.update(room_ids)
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self.notifier.on_new_event(
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self.notifier.on_new_event(
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@ -422,7 +422,11 @@ class FederationSenderHandler:
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# The entities are either user IDs (starting with '@') whose devices
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# The entities are either user IDs (starting with '@') whose devices
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# have changed, or remote servers that we need to tell about
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# have changed, or remote servers that we need to tell about
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# changes.
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# changes.
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hosts = {row.entity for row in rows if not row.entity.startswith("@")}
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hosts = {
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row.entity
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for row in rows
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if not row.entity.startswith("@") and not row.is_signature
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}
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for host in hosts:
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for host in hosts:
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self.federation_sender.send_device_messages(host, immediate=False)
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self.federation_sender.send_device_messages(host, immediate=False)
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@ -37,7 +37,6 @@ from synapse.replication.tcp.streams._base import (
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Stream,
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Stream,
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ToDeviceStream,
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ToDeviceStream,
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TypingStream,
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TypingStream,
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UserSignatureStream,
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)
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)
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from synapse.replication.tcp.streams.events import EventsStream
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from synapse.replication.tcp.streams.events import EventsStream
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from synapse.replication.tcp.streams.federation import FederationStream
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from synapse.replication.tcp.streams.federation import FederationStream
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@ -62,7 +61,6 @@ STREAMS_MAP = {
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ToDeviceStream,
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ToDeviceStream,
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FederationStream,
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FederationStream,
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AccountDataStream,
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AccountDataStream,
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UserSignatureStream,
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UnPartialStatedRoomStream,
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UnPartialStatedRoomStream,
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UnPartialStatedEventStream,
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UnPartialStatedEventStream,
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)
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)
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@ -82,7 +80,6 @@ __all__ = [
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"DeviceListsStream",
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"DeviceListsStream",
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"ToDeviceStream",
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"ToDeviceStream",
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"AccountDataStream",
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"AccountDataStream",
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"UserSignatureStream",
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"UnPartialStatedRoomStream",
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"UnPartialStatedRoomStream",
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"UnPartialStatedEventStream",
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"UnPartialStatedEventStream",
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]
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]
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@ -463,18 +463,67 @@ class DeviceListsStream(Stream):
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@attr.s(slots=True, frozen=True, auto_attribs=True)
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@attr.s(slots=True, frozen=True, auto_attribs=True)
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class DeviceListsStreamRow:
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class DeviceListsStreamRow:
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entity: str
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entity: str
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# Indicates that a user has signed their own device with their user-signing key
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is_signature: bool
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NAME = "device_lists"
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NAME = "device_lists"
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ROW_TYPE = DeviceListsStreamRow
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ROW_TYPE = DeviceListsStreamRow
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def __init__(self, hs: "HomeServer"):
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def __init__(self, hs: "HomeServer"):
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store = hs.get_datastores().main
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self.store = hs.get_datastores().main
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super().__init__(
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super().__init__(
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hs.get_instance_name(),
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hs.get_instance_name(),
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current_token_without_instance(store.get_device_stream_token),
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current_token_without_instance(self.store.get_device_stream_token),
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store.get_all_device_list_changes_for_remotes,
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self._update_function,
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)
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)
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async def _update_function(
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self,
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instance_name: str,
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from_token: Token,
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current_token: Token,
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target_row_count: int,
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) -> StreamUpdateResult:
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(
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device_updates,
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devices_to_token,
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devices_limited,
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) = await self.store.get_all_device_list_changes_for_remotes(
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instance_name, from_token, current_token, target_row_count
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)
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(
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signatures_updates,
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signatures_to_token,
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signatures_limited,
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) = await self.store.get_all_user_signature_changes_for_remotes(
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instance_name, from_token, current_token, target_row_count
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)
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upper_limit_token = current_token
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if devices_limited:
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upper_limit_token = min(upper_limit_token, devices_to_token)
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if signatures_limited:
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upper_limit_token = min(upper_limit_token, signatures_to_token)
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device_updates = [
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(stream_id, (entity, False))
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for stream_id, (entity,) in device_updates
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if stream_id <= upper_limit_token
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]
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signatures_updates = [
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(stream_id, (entity, True))
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for stream_id, (entity,) in signatures_updates
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if stream_id <= upper_limit_token
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]
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updates = list(
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heapq.merge(device_updates, signatures_updates, key=lambda row: row[0])
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)
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return updates, upper_limit_token, devices_limited or signatures_limited
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class ToDeviceStream(Stream):
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class ToDeviceStream(Stream):
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"""New to_device messages for a client"""
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"""New to_device messages for a client"""
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@ -583,22 +632,3 @@ class AccountDataStream(Stream):
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heapq.merge(room_rows, global_rows, tag_rows, key=lambda row: row[0])
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heapq.merge(room_rows, global_rows, tag_rows, key=lambda row: row[0])
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)
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)
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return updates, to_token, limited
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return updates, to_token, limited
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class UserSignatureStream(Stream):
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"""A user has signed their own device with their user-signing key"""
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@attr.s(slots=True, frozen=True, auto_attribs=True)
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class UserSignatureStreamRow:
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user_id: str
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NAME = "user_signature"
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ROW_TYPE = UserSignatureStreamRow
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def __init__(self, hs: "HomeServer"):
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store = hs.get_datastores().main
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super().__init__(
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hs.get_instance_name(),
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current_token_without_instance(store.get_device_stream_token),
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store.get_all_user_signature_changes_for_remotes,
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)
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@ -38,7 +38,7 @@ from synapse.logging.opentracing import (
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whitelisted_homeserver,
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whitelisted_homeserver,
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)
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)
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from synapse.metrics.background_process_metrics import wrap_as_background_process
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from synapse.metrics.background_process_metrics import wrap_as_background_process
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from synapse.replication.tcp.streams._base import DeviceListsStream, UserSignatureStream
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from synapse.replication.tcp.streams._base import DeviceListsStream
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from synapse.storage._base import SQLBaseStore, db_to_json, make_in_list_sql_clause
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from synapse.storage._base import SQLBaseStore, db_to_json, make_in_list_sql_clause
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from synapse.storage.database import (
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from synapse.storage.database import (
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DatabasePool,
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DatabasePool,
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@ -163,9 +163,7 @@ class DeviceWorkerStore(RoomMemberWorkerStore, EndToEndKeyWorkerStore):
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) -> None:
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) -> None:
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if stream_name == DeviceListsStream.NAME:
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if stream_name == DeviceListsStream.NAME:
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self._invalidate_caches_for_devices(token, rows)
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self._invalidate_caches_for_devices(token, rows)
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elif stream_name == UserSignatureStream.NAME:
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for row in rows:
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self._user_signature_stream_cache.entity_has_changed(row.user_id, token)
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return super().process_replication_rows(stream_name, instance_name, token, rows)
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return super().process_replication_rows(stream_name, instance_name, token, rows)
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def process_replication_position(
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def process_replication_position(
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@ -173,14 +171,17 @@ class DeviceWorkerStore(RoomMemberWorkerStore, EndToEndKeyWorkerStore):
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) -> None:
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) -> None:
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if stream_name == DeviceListsStream.NAME:
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if stream_name == DeviceListsStream.NAME:
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self._device_list_id_gen.advance(instance_name, token)
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self._device_list_id_gen.advance(instance_name, token)
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elif stream_name == UserSignatureStream.NAME:
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self._device_list_id_gen.advance(instance_name, token)
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super().process_replication_position(stream_name, instance_name, token)
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super().process_replication_position(stream_name, instance_name, token)
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def _invalidate_caches_for_devices(
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def _invalidate_caches_for_devices(
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self, token: int, rows: Iterable[DeviceListsStream.DeviceListsStreamRow]
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self, token: int, rows: Iterable[DeviceListsStream.DeviceListsStreamRow]
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) -> None:
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) -> None:
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for row in rows:
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for row in rows:
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if row.is_signature:
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self._user_signature_stream_cache.entity_has_changed(row.entity, token)
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continue
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# The entities are either user IDs (starting with '@') whose devices
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# The entities are either user IDs (starting with '@') whose devices
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# have changed, or remote servers that we need to tell about
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# have changed, or remote servers that we need to tell about
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# changes.
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# changes.
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