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Merge branch 'develop' into matthew/filter_members

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This commit is contained in:
Matthew Hodgson 2018-07-25 17:27:49 +01:00
commit 2565804030
34 changed files with 388 additions and 237 deletions
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1
changelog.d/3350.misc Normal file
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@ -0,0 +1 @@
Remove redundant checks on who_forgot_in_room

1
changelog.d/3586.misc Normal file
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@ -0,0 +1 @@
Fixes and optimisations for resolve_state_groups

1
changelog.d/3587.misc Normal file
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@ -0,0 +1 @@
Improve logging for exceptions when handling PDUs

1
changelog.d/3595.misc Normal file
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@ -0,0 +1 @@
Attempt to reduce amount of state pulled out of DB during persist_events

1
changelog.d/3597.feature Normal file
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@ -0,0 +1 @@
Add support for client_reader to handle more APIs

1
changelog.d/3601.bugfix Normal file
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@ -0,0 +1 @@
Fix failure to persist events over federation under load

1
changelog.d/3604.feature Normal file
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@ -0,0 +1 @@
Add metrics to track resource usage by background processes

1
changelog.d/3605.bugfix Normal file
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@ -0,0 +1 @@
Fix updating of cached remote profiles

1
changelog.d/3606.misc Normal file
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@ -0,0 +1 @@
Fix some random logcontext leaks.

1
changelog.d/3607.bugfix Normal file
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@ -0,0 +1 @@
Fix 'tuple index out of range' error

2
synapse/app/client_reader.py
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@ -31,6 +31,7 @@ from synapse.http.site import SynapseSite
from synapse.metrics import RegistryProxy
from synapse.metrics.resource import METRICS_PREFIX, MetricsResource
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.directory import DirectoryStore
@ -58,6 +59,7 @@ logger = logging.getLogger("synapse.app.client_reader")
class ClientReaderSlavedStore(
SlavedAccountDataStore,
SlavedEventStore,
SlavedKeyStore,
RoomStore,

13
synapse/app/homeserver.py
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@ -49,6 +49,7 @@ from synapse.http.additional_resource import AdditionalResource
from synapse.http.server import RootRedirect
from synapse.http.site import SynapseSite
from synapse.metrics import RegistryProxy
from synapse.metrics.background_process_metrics import run_as_background_process
from synapse.metrics.resource import METRICS_PREFIX, MetricsResource
from synapse.module_api import ModuleApi
from synapse.python_dependencies import CONDITIONAL_REQUIREMENTS, check_requirements
@ -427,6 +428,9 @@ def run(hs):
# currently either 0 or 1
stats_process = []
def start_phone_stats_home():
run_as_background_process("phone_stats_home", phone_stats_home)
@defer.inlineCallbacks
def phone_stats_home():
logger.info("Gathering stats for reporting")
@ -498,7 +502,10 @@ def run(hs):
)
def generate_user_daily_visit_stats():
hs.get_datastore().generate_user_daily_visits()
run_as_background_process(
"generate_user_daily_visits",
hs.get_datastore().generate_user_daily_visits,
)
# Rather than update on per session basis, batch up the requests.
# If you increase the loop period, the accuracy of user_daily_visits
@ -507,7 +514,7 @@ def run(hs):
if hs.config.report_stats:
logger.info("Scheduling stats reporting for 3 hour intervals")
clock.looping_call(phone_stats_home, 3 * 60 * 60 * 1000)
clock.looping_call(start_phone_stats_home, 3 * 60 * 60 * 1000)
# We need to defer this init for the cases that we daemonize
# otherwise the process ID we get is that of the non-daemon process
@ -515,7 +522,7 @@ def run(hs):
# We wait 5 minutes to send the first set of stats as the server can
# be quite busy the first few minutes
clock.call_later(5 * 60, phone_stats_home)
clock.call_later(5 * 60, start_phone_stats_home)
if hs.config.daemonize and hs.config.print_pidfile:
print (hs.config.pid_file)

5
synapse/app/synchrotron.py
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@ -55,7 +55,6 @@ from synapse.rest.client.v2_alpha import sync
from synapse.server import HomeServer
from synapse.storage.engines import create_engine
from synapse.storage.presence import UserPresenceState
from synapse.storage.roommember import RoomMemberStore
from synapse.util.httpresourcetree import create_resource_tree
from synapse.util.logcontext import LoggingContext, run_in_background
from synapse.util.manhole import manhole
@ -81,9 +80,7 @@ class SynchrotronSlavedStore(
RoomStore,
BaseSlavedStore,
):
did_forget = (
RoomMemberStore.__dict__["did_forget"]
)
pass
UPDATE_SYNCING_USERS_MS = 10 * 1000

3
synapse/events/snapshot.py
View file

@ -249,7 +249,7 @@ class EventContext(object):
@defer.inlineCallbacks
def update_state(self, state_group, prev_state_ids, current_state_ids,
delta_ids):
prev_group, delta_ids):
"""Replace the state in the context
"""
@ -260,6 +260,7 @@ class EventContext(object):
self.state_group = state_group
self._prev_state_ids = prev_state_ids
self.prev_group = prev_group
self._current_state_ids = current_state_ids
self.delta_ids = delta_ids

11
synapse/federation/federation_server.py
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@ -24,6 +24,7 @@ from prometheus_client import Counter
from twisted.internet import defer
from twisted.internet.abstract import isIPAddress
from twisted.python import failure
from synapse.api.constants import EventTypes
from synapse.api.errors import AuthError, FederationError, NotFoundError, SynapseError
@ -186,8 +187,12 @@ class FederationServer(FederationBase):
logger.warn("Error handling PDU %s: %s", event_id, e)
pdu_results[event_id] = {"error": str(e)}
except Exception as e:
f = failure.Failure()
pdu_results[event_id] = {"error": str(e)}
logger.exception("Failed to handle PDU %s", event_id)
logger.error(
"Failed to handle PDU %s: %s",
event_id, f.getTraceback().rstrip(),
)
yield async.concurrently_execute(
process_pdus_for_room, pdus_by_room.keys(),
@ -203,8 +208,8 @@ class FederationServer(FederationBase):
)
pdu_failures = getattr(transaction, "pdu_failures", [])
for failure in pdu_failures:
logger.info("Got failure %r", failure)
for fail in pdu_failures:
logger.info("Got failure %r", fail)
response = {
"pdus": pdu_results,

6
synapse/groups/attestations.py
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@ -43,6 +43,7 @@ from signedjson.sign import sign_json
from twisted.internet import defer
from synapse.api.errors import SynapseError
from synapse.metrics.background_process_metrics import run_as_background_process
from synapse.types import get_domain_from_id
from synapse.util.logcontext import run_in_background
@ -129,7 +130,7 @@ class GroupAttestionRenewer(object):
self.attestations = hs.get_groups_attestation_signing()
self._renew_attestations_loop = self.clock.looping_call(
self._renew_attestations, 30 * 60 * 1000,
self._start_renew_attestations, 30 * 60 * 1000,
)
@defer.inlineCallbacks
@ -151,6 +152,9 @@ class GroupAttestionRenewer(object):
defer.returnValue({})
def _start_renew_attestations(self):
run_as_background_process("renew_attestations", self._renew_attestations)
@defer.inlineCallbacks
def _renew_attestations(self):
"""Called periodically to check if we need to update any of our attestations

13
synapse/handlers/federation.py
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@ -1980,10 +1980,6 @@ class FederationHandler(BaseHandler):
current_state_ids.update(state_updates)
if context.delta_ids is not None:
delta_ids = dict(context.delta_ids)
delta_ids.update(state_updates)
prev_state_ids = yield context.get_prev_state_ids(self.store)
prev_state_ids = dict(prev_state_ids)
@ -1991,11 +1987,13 @@ class FederationHandler(BaseHandler):
k: a.event_id for k, a in iteritems(auth_events)
})
# create a new state group as a delta from the existing one.
prev_group = context.state_group
state_group = yield self.store.store_state_group(
event.event_id,
event.room_id,
prev_group=context.prev_group,
delta_ids=delta_ids,
prev_group=prev_group,
delta_ids=state_updates,
current_state_ids=current_state_ids,
)
@ -2003,7 +2001,8 @@ class FederationHandler(BaseHandler):
state_group=state_group,
current_state_ids=current_state_ids,
prev_state_ids=prev_state_ids,
delta_ids=delta_ids,
prev_group=prev_group,
delta_ids=state_updates,
)
@defer.inlineCallbacks

9
synapse/handlers/profile.py
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@ -18,6 +18,7 @@ import logging
from twisted.internet import defer
from synapse.api.errors import AuthError, CodeMessageException, SynapseError
from synapse.metrics.background_process_metrics import run_as_background_process
from synapse.types import UserID, get_domain_from_id
from ._base import BaseHandler
@ -41,7 +42,7 @@ class ProfileHandler(BaseHandler):
if hs.config.worker_app is None:
self.clock.looping_call(
self._update_remote_profile_cache, self.PROFILE_UPDATE_MS,
self._start_update_remote_profile_cache, self.PROFILE_UPDATE_MS,
)
@defer.inlineCallbacks
@ -254,6 +255,12 @@ class ProfileHandler(BaseHandler):
room_id, str(e.message)
)
def _start_update_remote_profile_cache(self):
run_as_background_process(
"Update remote profile", self._update_remote_profile_cache,
)
@defer.inlineCallbacks
def _update_remote_profile_cache(self):
"""Called periodically to check profiles of remote users we haven't
checked in a while.

12
synapse/handlers/room.py
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@ -24,7 +24,7 @@ from twisted.internet import defer
from synapse.api.constants import EventTypes, JoinRules, RoomCreationPreset
from synapse.api.errors import AuthError, Codes, StoreError, SynapseError
from synapse.types import RoomAlias, RoomID, RoomStreamToken, UserID
from synapse.types import RoomAlias, RoomID, RoomStreamToken, StreamToken, UserID
from synapse.util import stringutils
from synapse.visibility import filter_events_for_client
@ -418,8 +418,6 @@ class RoomContextHandler(object):
before_limit = math.floor(limit / 2.)
after_limit = limit - before_limit
now_token = yield self.hs.get_event_sources().get_current_token()
users = yield self.store.get_users_in_room(room_id)
is_peeking = user.to_string() not in users
@ -462,11 +460,15 @@ class RoomContextHandler(object):
)
results["state"] = list(state[last_event_id].values())
results["start"] = now_token.copy_and_replace(
# We use a dummy token here as we only care about the room portion of
# the token, which we replace.
token = StreamToken.START
results["start"] = token.copy_and_replace(
"room_key", results["start"]
).to_string()
results["end"] = now_token.copy_and_replace(
results["end"] = token.copy_and_replace(
"room_key", results["end"]
).to_string()

2
synapse/replication/tcp/client.py
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@ -192,7 +192,7 @@ class ReplicationClientHandler(object):
"""Returns a deferred that is resolved when we receive a SYNC command
with given data.
Used by tests.
[Not currently] used by tests.
"""
return self.awaiting_syncs.setdefault(data, defer.Deferred())

14
synapse/replication/tcp/resource.py
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@ -25,6 +25,7 @@ from twisted.internet import defer
from twisted.internet.protocol import Factory
from synapse.metrics import LaterGauge
from synapse.metrics.background_process_metrics import run_as_background_process
from synapse.util.metrics import Measure, measure_func
from .protocol import ServerReplicationStreamProtocol
@ -117,7 +118,6 @@ class ReplicationStreamer(object):
for conn in self.connections:
conn.send_error("server shutting down")
@defer.inlineCallbacks
def on_notifier_poke(self):
"""Checks if there is actually any new data and sends it to the
connections if there are.
@ -132,14 +132,16 @@ class ReplicationStreamer(object):
stream.discard_updates_and_advance()
return
# If we're in the process of checking for new updates, mark that fact
# and return
self.pending_updates = True
if self.is_looping:
logger.debug("Noitifier poke loop already running")
self.pending_updates = True
logger.debug("Notifier poke loop already running")
return
self.pending_updates = True
run_as_background_process("replication_notifier", self._run_notifier_loop)
@defer.inlineCallbacks
def _run_notifier_loop(self):
self.is_looping = True
try:

8
synapse/rest/media/v1/media_repository.py
View file

@ -35,6 +35,7 @@ from synapse.api.errors import (
SynapseError,
)
from synapse.http.matrixfederationclient import MatrixFederationHttpClient
from synapse.metrics.background_process_metrics import run_as_background_process
from synapse.util.async import Linearizer
from synapse.util.logcontext import make_deferred_yieldable
from synapse.util.retryutils import NotRetryingDestination
@ -100,10 +101,15 @@ class MediaRepository(object):
)
self.clock.looping_call(
self._update_recently_accessed,
self._start_update_recently_accessed,
UPDATE_RECENTLY_ACCESSED_TS,
)
def _start_update_recently_accessed(self):
run_as_background_process(
"update_recently_accessed_media", self._update_recently_accessed,
)
@defer.inlineCallbacks
def _update_recently_accessed(self):
remote_media = self.recently_accessed_remotes

8
synapse/rest/media/v1/preview_url_resource.py
View file

@ -41,6 +41,7 @@ from synapse.http.server import (
wrap_json_request_handler,
)
from synapse.http.servlet import parse_integer, parse_string
from synapse.metrics.background_process_metrics import run_as_background_process
from synapse.util.async import ObservableDeferred
from synapse.util.caches.expiringcache import ExpiringCache
from synapse.util.logcontext import make_deferred_yieldable, run_in_background
@ -81,7 +82,7 @@ class PreviewUrlResource(Resource):
self._cache.start()
self._cleaner_loop = self.clock.looping_call(
self._expire_url_cache_data, 10 * 1000
self._start_expire_url_cache_data, 10 * 1000,
)
def render_OPTIONS(self, request):
@ -371,6 +372,11 @@ class PreviewUrlResource(Resource):
"etag": headers["ETag"][0] if "ETag" in headers else None,
})
def _start_expire_url_cache_data(self):
run_as_background_process(
"expire_url_cache_data", self._expire_url_cache_data,
)
@defer.inlineCallbacks
def _expire_url_cache_data(self):
"""Clean up expired url cache content, media and thumbnails.

143
synapse/state.py
View file

@ -471,69 +471,39 @@ class StateResolutionHandler(object):
"Resolving state for %s with %d groups", room_id, len(state_groups_ids)
)
# build a map from state key to the event_ids which set that state.
# dict[(str, str), set[str])
state = {}
# start by assuming we won't have any conflicted state, and build up the new
# state map by iterating through the state groups. If we discover a conflict,
# we give up and instead use `resolve_events_with_factory`.
#
# XXX: is this actually worthwhile, or should we just let
# resolve_events_with_factory do it?
new_state = {}
conflicted_state = False
for st in itervalues(state_groups_ids):
for key, e_id in iteritems(st):
state.setdefault(key, set()).add(e_id)
# build a map from state key to the event_ids which set that state,
# including only those where there are state keys in conflict.
conflicted_state = {
k: list(v)
for k, v in iteritems(state)
if len(v) > 1
}
if key in new_state:
conflicted_state = True
break
new_state[key] = e_id
if conflicted_state:
break
if conflicted_state:
logger.info("Resolving conflicted state for %r", room_id)
with Measure(self.clock, "state._resolve_events"):
new_state = yield resolve_events_with_factory(
list(state_groups_ids.values()),
list(itervalues(state_groups_ids)),
event_map=event_map,
state_map_factory=state_map_factory,
)
else:
new_state = {
key: e_ids.pop() for key, e_ids in iteritems(state)
}
# if the new state matches any of the input state groups, we can
# use that state group again. Otherwise we will generate a state_id
# which will be used as a cache key for future resolutions, but
# not get persisted.
with Measure(self.clock, "state.create_group_ids"):
# if the new state matches any of the input state groups, we can
# use that state group again. Otherwise we will generate a state_id
# which will be used as a cache key for future resolutions, but
# not get persisted.
state_group = None
new_state_event_ids = frozenset(itervalues(new_state))
for sg, events in iteritems(state_groups_ids):
if new_state_event_ids == frozenset(e_id for e_id in events):
state_group = sg
break
# TODO: We want to create a state group for this set of events, to
# increase cache hits, but we need to make sure that it doesn't
# end up as a prev_group without being added to the database
prev_group = None
delta_ids = None
for old_group, old_ids in iteritems(state_groups_ids):
if not set(new_state) - set(old_ids):
n_delta_ids = {
k: v
for k, v in iteritems(new_state)
if old_ids.get(k) != v
}
if not delta_ids or len(n_delta_ids) < len(delta_ids):
prev_group = old_group
delta_ids = n_delta_ids
cache = _StateCacheEntry(
state=new_state,
state_group=state_group,
prev_group=prev_group,
delta_ids=delta_ids,
)
cache = _make_state_cache_entry(new_state, state_groups_ids)
if self._state_cache is not None:
self._state_cache[group_names] = cache
@ -541,6 +511,70 @@ class StateResolutionHandler(object):
defer.returnValue(cache)
def _make_state_cache_entry(
new_state,
state_groups_ids,
):
"""Given a resolved state, and a set of input state groups, pick one to base
a new state group on (if any), and return an appropriately-constructed
_StateCacheEntry.
Args:
new_state (dict[(str, str), str]): resolved state map (mapping from
(type, state_key) to event_id)
state_groups_ids (dict[int, dict[(str, str), str]]):
map from state group id to the state in that state group
(where 'state' is a map from state key to event id)
Returns:
_StateCacheEntry
"""
# if the new state matches any of the input state groups, we can
# use that state group again. Otherwise we will generate a state_id
# which will be used as a cache key for future resolutions, but
# not get persisted.
# first look for exact matches
new_state_event_ids = set(itervalues(new_state))
for sg, state in iteritems(state_groups_ids):
if len(new_state_event_ids) != len(state):
continue
old_state_event_ids = set(itervalues(state))
if new_state_event_ids == old_state_event_ids:
# got an exact match.
return _StateCacheEntry(
state=new_state,
state_group=sg,
)
# TODO: We want to create a state group for this set of events, to
# increase cache hits, but we need to make sure that it doesn't
# end up as a prev_group without being added to the database
# failing that, look for the closest match.
prev_group = None
delta_ids = None
for old_group, old_state in iteritems(state_groups_ids):
n_delta_ids = {
k: v
for k, v in iteritems(new_state)
if old_state.get(k) != v
}
if not delta_ids or len(n_delta_ids) < len(delta_ids):
prev_group = old_group
delta_ids = n_delta_ids
return _StateCacheEntry(
state=new_state,
state_group=None,
prev_group=prev_group,
delta_ids=delta_ids,
)
def _ordered_events(events):
def key_func(e):
return -int(e.depth), hashlib.sha1(e.event_id.encode()).hexdigest()
@ -582,7 +616,7 @@ def _seperate(state_sets):
with them in different state sets.
Args:
state_sets(list[dict[(str, str), str]]):
state_sets(iterable[dict[(str, str), str]]):
List of dicts of (type, state_key) -> event_id, which are the
different state groups to resolve.
@ -596,10 +630,11 @@ def _seperate(state_sets):
conflicted_state is a dict mapping (type, state_key) to a set of
event ids for conflicted state keys.
"""
unconflicted_state = dict(state_sets[0])
state_set_iterator = iter(state_sets)
unconflicted_state = dict(next(state_set_iterator))
conflicted_state = {}
for state_set in state_sets[1:]:
for state_set in state_set_iterator:
for key, value in iteritems(state_set):
# Check if there is an unconflicted entry for the state key.
unconflicted_value = unconflicted_state.get(key)

6
synapse/storage/_base.py
View file

@ -311,6 +311,12 @@ class SQLBaseStore(object):
after_callbacks = []
exception_callbacks = []
if LoggingContext.current_context() == LoggingContext.sentinel:
logger.warn(
"Starting db txn '%s' from sentinel context",
desc,
)
try:
result = yield self.runWithConnection(
self._new_transaction,

8
synapse/storage/devices.py
View file

@ -21,6 +21,7 @@ from canonicaljson import json
from twisted.internet import defer
from synapse.api.errors import StoreError
from synapse.metrics.background_process_metrics import run_as_background_process
from synapse.util.caches.descriptors import cached, cachedInlineCallbacks, cachedList
from ._base import Cache, SQLBaseStore
@ -711,6 +712,9 @@ class DeviceStore(SQLBaseStore):
logger.info("Pruned %d device list outbound pokes", txn.rowcount)
return self.runInteraction(
"_prune_old_outbound_device_pokes", _prune_txn
run_as_background_process(
"prune_old_outbound_device_pokes",
self.runInteraction,
"_prune_old_outbound_device_pokes",
_prune_txn,
)

9
synapse/storage/event_federation.py
View file

@ -23,6 +23,7 @@ from unpaddedbase64 import encode_base64
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 SQLBaseStore
from synapse.storage.events import EventsWorkerStore
from synapse.storage.signatures import SignatureWorkerStore
@ -446,7 +447,7 @@ class EventFederationStore(EventFederationWorkerStore):
)
hs.get_clock().looping_call(
self._delete_old_forward_extrem_cache, 60 * 60 * 1000
self._delete_old_forward_extrem_cache, 60 * 60 * 1000,
)
def _update_min_depth_for_room_txn(self, txn, room_id, depth):
@ -548,9 +549,11 @@ class EventFederationStore(EventFederationWorkerStore):
sql,
(self.stream_ordering_month_ago, self.stream_ordering_month_ago,)
)
return self.runInteraction(
run_as_background_process(
"delete_old_forward_extrem_cache",
self.runInteraction,
"_delete_old_forward_extrem_cache",
_delete_old_forward_extrem_cache_txn
_delete_old_forward_extrem_cache_txn,
)
def clean_room_for_join(self, room_id):

13
synapse/storage/event_push_actions.py
View file

@ -22,6 +22,7 @@ from canonicaljson import json
from twisted.internet import defer
from synapse.metrics.background_process_metrics import run_as_background_process
from synapse.storage._base import LoggingTransaction, SQLBaseStore
from synapse.util.caches.descriptors import cachedInlineCallbacks
@ -458,11 +459,12 @@ class EventPushActionsWorkerStore(SQLBaseStore):
"Error removing push actions after event persistence failure",
)
@defer.inlineCallbacks
def _find_stream_orderings_for_times(self):
yield self.runInteraction(
run_as_background_process(
"event_push_action_stream_orderings",
self.runInteraction,
"_find_stream_orderings_for_times",
self._find_stream_orderings_for_times_txn
self._find_stream_orderings_for_times_txn,
)
def _find_stream_orderings_for_times_txn(self, txn):
@ -604,7 +606,7 @@ class EventPushActionsStore(EventPushActionsWorkerStore):
self._doing_notif_rotation = False
self._rotate_notif_loop = self._clock.looping_call(
self._rotate_notifs, 30 * 60 * 1000
self._start_rotate_notifs, 30 * 60 * 1000,
)
def _set_push_actions_for_event_and_users_txn(self, txn, events_and_contexts,
@ -787,6 +789,9 @@ class EventPushActionsStore(EventPushActionsWorkerStore):
WHERE room_id = ? AND user_id = ? AND stream_ordering <= ?
""", (room_id, user_id, stream_ordering))
def _start_rotate_notifs(self):
run_as_background_process("rotate_notifs", self._rotate_notifs)
@defer.inlineCallbacks
def _rotate_notifs(self):
if self._doing_notif_rotation or self.stream_ordering_day_ago is None:

194
synapse/storage/events.py
View file

@ -19,7 +19,7 @@ import logging
from collections import OrderedDict, deque, namedtuple
from functools import wraps
from six import iteritems, itervalues
from six import iteritems
from six.moves import range
from canonicaljson import json
@ -142,15 +142,14 @@ class _EventPeristenceQueue(object):
try:
queue = self._get_drainining_queue(room_id)
for item in queue:
# handle_queue_loop runs in the sentinel logcontext, so
# there is no need to preserve_fn when running the
# callbacks on the deferred.
try:
ret = yield per_item_callback(item)
except Exception:
with PreserveLoggingContext():
item.deferred.errback()
else:
with PreserveLoggingContext():
item.deferred.callback(ret)
except Exception:
item.deferred.errback()
finally:
queue = self._event_persist_queues.pop(room_id, None)
if queue:
@ -344,11 +343,14 @@ class EventsStore(EventsWorkerStore):
new_forward_extremeties = {}
# map room_id->(type,state_key)->event_id tracking the full
# state in each room after adding these events
# state in each room after adding these events.
# This is simply used to prefill the get_current_state_ids
# cache
current_state_for_room = {}
# map room_id->(to_delete, to_insert) where each entry is
# a map (type,key)->event_id giving the state delta in each
# map room_id->(to_delete, to_insert) where to_delete is a list
# of type/state keys to remove from current state, and to_insert
# is a map (type,key)->event_id giving the state delta in each
# room
state_delta_for_room = {}
@ -418,28 +420,40 @@ class EventsStore(EventsWorkerStore):
logger.info(
"Calculating state delta for room %s", room_id,
)
with Measure(
self._clock,
"persist_events.get_new_state_after_events",
self._clock,
"persist_events.get_new_state_after_events",
):
current_state = yield self._get_new_state_after_events(
res = yield self._get_new_state_after_events(
room_id,
ev_ctx_rm,
latest_event_ids,
new_latest_event_ids,
)
current_state, delta_ids = res
if current_state is not None:
current_state_for_room[room_id] = current_state
# If either are not None then there has been a change,
# and we need to work out the delta (or use that
# given)
if delta_ids is not None:
# If there is a delta we know that we've
# only added or replaced state, never
# removed keys entirely.
state_delta_for_room[room_id] = ([], delta_ids)
elif current_state is not None:
with Measure(
self._clock,
"persist_events.calculate_state_delta",
self._clock,
"persist_events.calculate_state_delta",
):
delta = yield self._calculate_state_delta(
room_id, current_state,
)
state_delta_for_room[room_id] = delta
state_delta_for_room[room_id] = delta
# If we have the current_state then lets prefill
# the cache with it.
if current_state is not None:
current_state_for_room[room_id] = current_state
yield self.runInteraction(
"persist_events",
@ -538,9 +552,15 @@ class EventsStore(EventsWorkerStore):
the new forward extremities for the room.
Returns:
Deferred[dict[(str,str), str]|None]:
None if there are no changes to the room state, or
a dict of (type, state_key) -> event_id].
Deferred[tuple[dict[(str,str), str]|None, dict[(str,str), str]|None]]:
Returns a tuple of two state maps, the first being the full new current
state and the second being the delta to the existing current state.
If both are None then there has been no change.
If there has been a change then we only return the delta if its
already been calculated. Conversely if we do know the delta then
the new current state is only returned if we've already calculated
it.
"""
if not new_latest_event_ids:
@ -548,13 +568,19 @@ class EventsStore(EventsWorkerStore):
# map from state_group to ((type, key) -> event_id) state map
state_groups_map = {}
# Map from (prev state group, new state group) -> delta state dict
state_group_deltas = {}
for ev, ctx in events_context:
if ctx.state_group is None:
# I don't think this can happen, but let's double-check
raise Exception(
"Context for new extremity event %s has no state "
"group" % (ev.event_id, ),
)
# This should only happen for outlier events.
if not ev.internal_metadata.is_outlier():
raise Exception(
"Context for new event %s has no state "
"group" % (ev.event_id, ),
)
continue
if ctx.state_group in state_groups_map:
continue
@ -566,6 +592,9 @@ class EventsStore(EventsWorkerStore):
if current_state_ids is not None:
state_groups_map[ctx.state_group] = current_state_ids
if ctx.prev_group:
state_group_deltas[(ctx.prev_group, ctx.state_group)] = ctx.delta_ids
# We need to map the event_ids to their state groups. First, let's
# check if the event is one we're persisting, in which case we can
# pull the state group from its context.
@ -579,7 +608,7 @@ class EventsStore(EventsWorkerStore):
for event_id in new_latest_event_ids:
# First search in the list of new events we're adding.
for ev, ctx in events_context:
if event_id == ev.event_id:
if event_id == ev.event_id and ctx.state_group is not None:
event_id_to_state_group[event_id] = ctx.state_group
break
else:
@ -607,7 +636,26 @@ class EventsStore(EventsWorkerStore):
# If they old and new groups are the same then we don't need to do
# anything.
if old_state_groups == new_state_groups:
return
defer.returnValue((None, None))
if len(new_state_groups) == 1 and len(old_state_groups) == 1:
# If we're going from one state group to another, lets check if
# we have a delta for that transition. If we do then we can just
# return that.
new_state_group = next(iter(new_state_groups))
old_state_group = next(iter(old_state_groups))
delta_ids = state_group_deltas.get(
(old_state_group, new_state_group,), None
)
if delta_ids is not None:
# We have a delta from the existing to new current state,
# so lets just return that. If we happen to already have
# the current state in memory then lets also return that,
# but it doesn't matter if we don't.
new_state = state_groups_map.get(new_state_group)
defer.returnValue((new_state, delta_ids))
# Now that we have calculated new_state_groups we need to get
# their state IDs so we can resolve to a single state set.
@ -619,7 +667,7 @@ class EventsStore(EventsWorkerStore):
if len(new_state_groups) == 1:
# If there is only one state group, then we know what the current
# state is.
defer.returnValue(state_groups_map[new_state_groups.pop()])
defer.returnValue((state_groups_map[new_state_groups.pop()], None))
# Ok, we need to defer to the state handler to resolve our state sets.
@ -638,7 +686,7 @@ class EventsStore(EventsWorkerStore):
room_id, state_groups, events_map, get_events
)
defer.returnValue(res.state)
defer.returnValue((res.state, None))
@defer.inlineCallbacks
def _calculate_state_delta(self, room_id, current_state):
@ -647,17 +695,16 @@ class EventsStore(EventsWorkerStore):
Assumes that we are only persisting events for one room at a time.
Returns:
2-tuple (to_delete, to_insert) where both are state dicts,
i.e. (type, state_key) -> event_id. `to_delete` are the entries to
first be deleted from current_state_events, `to_insert` are entries
to insert.
tuple[list, dict] (to_delete, to_insert): where to_delete are the
type/state_keys to remove from current_state_events and `to_insert`
are the updates to current_state_events.
"""
existing_state = yield self.get_current_state_ids(room_id)
to_delete = {
key: ev_id for key, ev_id in iteritems(existing_state)
if ev_id != current_state.get(key)
}
to_delete = [
key for key in existing_state
if key not in current_state
]
to_insert = {
key: ev_id for key, ev_id in iteritems(current_state)
@ -684,10 +731,10 @@ class EventsStore(EventsWorkerStore):
delete_existing (bool): True to purge existing table rows for the
events from the database. This is useful when retrying due to
IntegrityError.
state_delta_for_room (dict[str, (list[str], list[str])]):
state_delta_for_room (dict[str, (list, dict)]):
The current-state delta for each room. For each room, a tuple
(to_delete, to_insert), being a list of event ids to be removed
from the current state, and a list of event ids to be added to
(to_delete, to_insert), being a list of type/state keys to be
removed from the current state, and a state set to be added to
the current state.
new_forward_extremeties (dict[str, list[str]]):
The new forward extremities for each room. For each room, a
@ -765,9 +812,46 @@ class EventsStore(EventsWorkerStore):
def _update_current_state_txn(self, txn, state_delta_by_room, max_stream_order):
for room_id, current_state_tuple in iteritems(state_delta_by_room):
to_delete, to_insert = current_state_tuple
# First we add entries to the current_state_delta_stream. We
# do this before updating the current_state_events table so
# that we can use it to calculate the `prev_event_id`. (This
# allows us to not have to pull out the existing state
# unnecessarily).
sql = """
INSERT INTO current_state_delta_stream
(stream_id, room_id, type, state_key, event_id, prev_event_id)
SELECT ?, ?, ?, ?, ?, (
SELECT event_id FROM current_state_events
WHERE room_id = ? AND type = ? AND state_key = ?
)
"""
txn.executemany(sql, (
(
max_stream_order, room_id, etype, state_key, None,
room_id, etype, state_key,
)
for etype, state_key in to_delete
# We sanity check that we're deleting rather than updating
if (etype, state_key) not in to_insert
))
txn.executemany(sql, (
(
max_stream_order, room_id, etype, state_key, ev_id,
room_id, etype, state_key,
)
for (etype, state_key), ev_id in iteritems(to_insert)
))
# Now we actually update the current_state_events table
txn.executemany(
"DELETE FROM current_state_events WHERE event_id = ?",
[(ev_id,) for ev_id in itervalues(to_delete)],
"DELETE FROM current_state_events"
" WHERE room_id = ? AND type = ? AND state_key = ?",
(
(room_id, etype, state_key)
for etype, state_key in itertools.chain(to_delete, to_insert)
),
)
self._simple_insert_many_txn(
@ -784,25 +868,6 @@ class EventsStore(EventsWorkerStore):
],
)
state_deltas = {key: None for key in to_delete}
state_deltas.update(to_insert)
self._simple_insert_many_txn(
txn,
table="current_state_delta_stream",
values=[
{
"stream_id": max_stream_order,
"room_id": room_id,
"type": key[0],
"state_key": key[1],
"event_id": ev_id,
"prev_event_id": to_delete.get(key, None),
}
for key, ev_id in iteritems(state_deltas)
]
)
txn.call_after(
self._curr_state_delta_stream_cache.entity_has_changed,
room_id, max_stream_order,
@ -816,7 +881,8 @@ class EventsStore(EventsWorkerStore):
# and which we have added, then we invlidate the caches for all
# those users.
members_changed = set(
state_key for ev_type, state_key in state_deltas
state_key
for ev_type, state_key in itertools.chain(to_delete, to_insert)
if ev_type == EventTypes.Member
)
@ -1072,7 +1138,7 @@ class EventsStore(EventsWorkerStore):
):
txn.executemany(
"DELETE FROM %s WHERE room_id = ? AND event_id = ?" % (table,),
[(ev.event_id,) for ev, _ in events_and_contexts]
[(ev.room_id, ev.event_id) for ev, _ in events_and_contexts]
)
def _store_event_txn(self, txn, events_and_contexts):

13
synapse/storage/push_rule.py
View file

@ -21,7 +21,6 @@ from canonicaljson import json
from twisted.internet import defer
from synapse.api.constants import EventTypes
from synapse.push.baserules import list_with_base_rules
from synapse.storage.appservice import ApplicationServiceWorkerStore
from synapse.storage.pusher import PusherWorkerStore
@ -250,18 +249,6 @@ class PushRulesWorkerStore(ApplicationServiceWorkerStore,
if uid in local_users_in_room:
user_ids.add(uid)
forgotten = yield self.who_forgot_in_room(
event.room_id, on_invalidate=cache_context.invalidate,
)
for row in forgotten:
user_id = row["user_id"]
event_id = row["event_id"]
mem_id = current_state_ids.get((EventTypes.Member, user_id), None)
if event_id == mem_id:
user_ids.discard(user_id)
rules_by_user = yield self.bulk_get_push_rules(
user_ids, on_invalidate=cache_context.invalidate,
)

61
synapse/storage/roommember.py
View file

@ -461,17 +461,29 @@ class RoomMemberWorkerStore(EventsWorkerStore):
def _get_joined_hosts_cache(self, room_id):
return _JoinedHostsCache(self, room_id)
@cached()
def who_forgot_in_room(self, room_id):
return self._simple_select_list(
table="room_memberships",
retcols=("user_id", "event_id"),
keyvalues={
"room_id": room_id,
"forgotten": 1,
},
desc="who_forgot"
)
@cachedInlineCallbacks(num_args=2)
def did_forget(self, user_id, room_id):
"""Returns whether user_id has elected to discard history for room_id.
Returns False if they have since re-joined."""
def f(txn):
sql = (
"SELECT"
" COUNT(*)"
" FROM"
" room_memberships"
" WHERE"
" user_id = ?"
" AND"
" room_id = ?"
" AND"
" forgotten = 0"
)
txn.execute(sql, (user_id, room_id))
rows = txn.fetchall()
return rows[0][0]
count = yield self.runInteraction("did_forget_membership", f)
defer.returnValue(count == 0)
class RoomMemberStore(RoomMemberWorkerStore):
@ -580,36 +592,11 @@ class RoomMemberStore(RoomMemberWorkerStore):
)
txn.execute(sql, (user_id, room_id))
txn.call_after(self.did_forget.invalidate, (user_id, room_id))
self._invalidate_cache_and_stream(
txn, self.who_forgot_in_room, (room_id,)
txn, self.did_forget, (user_id, room_id,),
)
return self.runInteraction("forget_membership", f)
@cachedInlineCallbacks(num_args=2)
def did_forget(self, user_id, room_id):
"""Returns whether user_id has elected to discard history for room_id.
Returns False if they have since re-joined."""
def f(txn):
sql = (
"SELECT"
" COUNT(*)"
" FROM"
" room_memberships"
" WHERE"
" user_id = ?"
" AND"
" room_id = ?"
" AND"
" forgotten = 0"
)
txn.execute(sql, (user_id, room_id))
rows = txn.fetchall()
return rows[0][0]
count = yield self.runInteraction("did_forget_membership", f)
defer.returnValue(count == 0)
@defer.inlineCallbacks
def _background_add_membership_profile(self, progress, batch_size):
target_min_stream_id = progress.get(

6
synapse/storage/transactions.py
View file

@ -22,6 +22,7 @@ from canonicaljson import encode_canonical_json, json
from twisted.internet import defer
from synapse.metrics.background_process_metrics import run_as_background_process
from synapse.util.caches.descriptors import cached
from ._base import SQLBaseStore
@ -57,7 +58,7 @@ class TransactionStore(SQLBaseStore):
def __init__(self, db_conn, hs):
super(TransactionStore, self).__init__(db_conn, hs)
self._clock.looping_call(self._cleanup_transactions, 30 * 60 * 1000)
self._clock.looping_call(self._start_cleanup_transactions, 30 * 60 * 1000)
def get_received_txn_response(self, transaction_id, origin):
"""For an incoming transaction from a given origin, check if we have
@ -271,6 +272,9 @@ class TransactionStore(SQLBaseStore):
txn.execute(query, (self._clock.time_msec(),))
return self.cursor_to_dict(txn)
def _start_cleanup_transactions(self):
run_as_background_process("cleanup_transactions", self._cleanup_transactions)
def _cleanup_transactions(self):
now = self._clock.time_msec()
month_ago = now - 30 * 24 * 60 * 60 * 1000

19
synapse/visibility.py
View file

@ -24,7 +24,6 @@ from twisted.internet import defer
from synapse.api.constants import EventTypes, Membership
from synapse.events.utils import prune_event
from synapse.types import get_domain_from_id
from synapse.util.logcontext import make_deferred_yieldable, preserve_fn
logger = logging.getLogger(__name__)
@ -76,19 +75,6 @@ def filter_events_for_client(store, user_id, events, is_peeking=False,
types=types,
)
forgotten = yield make_deferred_yieldable(defer.gatherResults([
defer.maybeDeferred(
preserve_fn(store.who_forgot_in_room),
room_id,
)
for room_id in frozenset(e.room_id for e in events)
], consumeErrors=True))
# Set of membership event_ids that have been forgotten
event_id_forgotten = frozenset(
row["event_id"] for rows in forgotten for row in rows
)
ignore_dict_content = yield store.get_global_account_data_by_type_for_user(
"m.ignored_user_list", user_id,
)
@ -177,10 +163,7 @@ def filter_events_for_client(store, user_id, events, is_peeking=False,
if membership is None:
membership_event = state.get((EventTypes.Member, user_id), None)
if membership_event:
# XXX why do we do this?
# https://github.com/matrix-org/synapse/issues/3350
if membership_event.event_id not in event_id_forgotten:
membership = membership_event.membership
membership = membership_event.membership
# if the user was a member of the room at the time of the event,
# they can see it.

37
tests/replication/slave/storage/_base.py
View file

@ -11,23 +11,44 @@
# 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.
import tempfile
from mock import Mock, NonCallableMock
from twisted.internet import defer, reactor
from twisted.internet.defer import Deferred
from synapse.replication.tcp.client import (
ReplicationClientFactory,
ReplicationClientHandler,
)
from synapse.replication.tcp.resource import ReplicationStreamProtocolFactory
from synapse.util.logcontext import PreserveLoggingContext, make_deferred_yieldable
from tests import unittest
from tests.utils import setup_test_homeserver
class TestReplicationClientHandler(ReplicationClientHandler):
"""Overrides on_rdata so that we can wait for it to happen"""
def __init__(self, store):
super(TestReplicationClientHandler, self).__init__(store)
self._rdata_awaiters = []
def await_replication(self):
d = Deferred()
self._rdata_awaiters.append(d)
return make_deferred_yieldable(d)
def on_rdata(self, stream_name, token, rows):
awaiters = self._rdata_awaiters
self._rdata_awaiters = []
super(TestReplicationClientHandler, self).on_rdata(stream_name, token, rows)
with PreserveLoggingContext():
for a in awaiters:
a.callback(None)
class BaseSlavedStoreTestCase(unittest.TestCase):
@defer.inlineCallbacks
def setUp(self):
@ -52,7 +73,7 @@ class BaseSlavedStoreTestCase(unittest.TestCase):
self.addCleanup(listener.stopListening)
self.streamer = server_factory.streamer
self.replication_handler = ReplicationClientHandler(self.slaved_store)
self.replication_handler = TestReplicationClientHandler(self.slaved_store)
client_factory = ReplicationClientFactory(
self.hs, "client_name", self.replication_handler
)
@ -60,12 +81,14 @@ class BaseSlavedStoreTestCase(unittest.TestCase):
self.addCleanup(client_factory.stopTrying)
self.addCleanup(client_connector.disconnect)
@defer.inlineCallbacks
def replicate(self):
yield self.streamer.on_notifier_poke()
d = self.replication_handler.await_sync("replication_test")
self.streamer.send_sync_to_all_connections("replication_test")
yield d
"""Tell the master side of replication that something has happened, and then
wait for the replication to occur.
"""
# xxx: should we be more specific in what we wait for?
d = self.replication_handler.await_replication()
self.streamer.on_notifier_poke()
return d
@defer.inlineCallbacks
def check(self, method, args, expected_result=None):