diff --git a/CHANGES.rst b/CHANGES.rst index 9f974e6875..df469a9930 100644 --- a/CHANGES.rst +++ b/CHANGES.rst @@ -105,7 +105,7 @@ Features: Changes: -* Continue to factor out processing from main process and into worker processes. See updated `docs/workers.rst `_ (PR #2892 - #2904, #2913, #2920 - #2926, #2947, #2847, #2854, #2872, #2873, #2874, #2928, #2929, #2934, #2856, #2976 - #2984, #2987 - #2989, #2991 - #2993, #2995, #2784) +* Continue to factor out processing from main process and into worker processes. See updated `docs/workers.rst `_ (PR #2892 - #2904, #2913, #2920 - #2926, #2947, #2847, #2854, #2872, #2873, #2874, #2928, #2929, #2934, #2856, #2976 - #2984, #2987 - #2989, #2991 - #2993, #2995, #2784) * Ensure state cache is used when persisting events (PR #2864, #2871, #2802, #2835, #2836, #2841, #2842, #2849) * Change the default config to bind on both IPv4 and IPv6 on all platforms (PR #2435) Thanks to @silkeh! * No longer require a specific version of saml2 (PR #2695) Thanks to @okurz! diff --git a/synapse/app/appservice.py b/synapse/app/appservice.py index c6fe4516d1..f2540023a7 100644 --- a/synapse/app/appservice.py +++ b/synapse/app/appservice.py @@ -36,7 +36,7 @@ from synapse.util.logcontext import LoggingContext, preserve_fn from synapse.util.manhole import manhole from synapse.util.versionstring import get_version_string from twisted.internet import reactor -from twisted.web.resource import Resource +from twisted.web.resource import NoResource logger = logging.getLogger("synapse.app.appservice") @@ -64,7 +64,7 @@ class AppserviceServer(HomeServer): if name == "metrics": resources[METRICS_PREFIX] = MetricsResource(self) - root_resource = create_resource_tree(resources, Resource()) + root_resource = create_resource_tree(resources, NoResource()) _base.listen_tcp( bind_addresses, diff --git a/synapse/app/client_reader.py b/synapse/app/client_reader.py index 0a8ce9bc66..267d34c881 100644 --- a/synapse/app/client_reader.py +++ b/synapse/app/client_reader.py @@ -44,7 +44,7 @@ from synapse.util.logcontext import LoggingContext from synapse.util.manhole import manhole from synapse.util.versionstring import get_version_string from twisted.internet import reactor -from twisted.web.resource import Resource +from twisted.web.resource import NoResource logger = logging.getLogger("synapse.app.client_reader") @@ -88,7 +88,7 @@ class ClientReaderServer(HomeServer): "/_matrix/client/api/v1": resource, }) - root_resource = create_resource_tree(resources, Resource()) + root_resource = create_resource_tree(resources, NoResource()) _base.listen_tcp( bind_addresses, diff --git a/synapse/app/event_creator.py b/synapse/app/event_creator.py index 172e989b54..b915d12d53 100644 --- a/synapse/app/event_creator.py +++ b/synapse/app/event_creator.py @@ -52,7 +52,7 @@ from synapse.util.logcontext import LoggingContext from synapse.util.manhole import manhole from synapse.util.versionstring import get_version_string from twisted.internet import reactor -from twisted.web.resource import Resource +from twisted.web.resource import NoResource logger = logging.getLogger("synapse.app.event_creator") @@ -104,7 +104,7 @@ class EventCreatorServer(HomeServer): "/_matrix/client/api/v1": resource, }) - root_resource = create_resource_tree(resources, Resource()) + root_resource = create_resource_tree(resources, NoResource()) _base.listen_tcp( bind_addresses, diff --git a/synapse/app/federation_reader.py b/synapse/app/federation_reader.py index 20d157911b..c1dc66dd17 100644 --- a/synapse/app/federation_reader.py +++ b/synapse/app/federation_reader.py @@ -41,7 +41,7 @@ from synapse.util.logcontext import LoggingContext from synapse.util.manhole import manhole from synapse.util.versionstring import get_version_string from twisted.internet import reactor -from twisted.web.resource import Resource +from twisted.web.resource import NoResource logger = logging.getLogger("synapse.app.federation_reader") @@ -77,7 +77,7 @@ class FederationReaderServer(HomeServer): FEDERATION_PREFIX: TransportLayerServer(self), }) - root_resource = create_resource_tree(resources, Resource()) + root_resource = create_resource_tree(resources, NoResource()) _base.listen_tcp( bind_addresses, diff --git a/synapse/app/federation_sender.py b/synapse/app/federation_sender.py index f760826d27..0cc3331519 100644 --- a/synapse/app/federation_sender.py +++ b/synapse/app/federation_sender.py @@ -42,7 +42,7 @@ from synapse.util.logcontext import LoggingContext, preserve_fn from synapse.util.manhole import manhole from synapse.util.versionstring import get_version_string from twisted.internet import defer, reactor -from twisted.web.resource import Resource +from twisted.web.resource import NoResource logger = logging.getLogger("synapse.app.federation_sender") @@ -91,7 +91,7 @@ class FederationSenderServer(HomeServer): if name == "metrics": resources[METRICS_PREFIX] = MetricsResource(self) - root_resource = create_resource_tree(resources, Resource()) + root_resource = create_resource_tree(resources, NoResource()) _base.listen_tcp( bind_addresses, diff --git a/synapse/app/frontend_proxy.py b/synapse/app/frontend_proxy.py index 816c080d18..de889357c3 100644 --- a/synapse/app/frontend_proxy.py +++ b/synapse/app/frontend_proxy.py @@ -44,7 +44,7 @@ from synapse.util.logcontext import LoggingContext from synapse.util.manhole import manhole from synapse.util.versionstring import get_version_string from twisted.internet import defer, reactor -from twisted.web.resource import Resource +from twisted.web.resource import NoResource logger = logging.getLogger("synapse.app.frontend_proxy") @@ -142,7 +142,7 @@ class FrontendProxyServer(HomeServer): "/_matrix/client/api/v1": resource, }) - root_resource = create_resource_tree(resources, Resource()) + root_resource = create_resource_tree(resources, NoResource()) _base.listen_tcp( bind_addresses, diff --git a/synapse/app/homeserver.py b/synapse/app/homeserver.py index e477c7ced6..c00afbba28 100755 --- a/synapse/app/homeserver.py +++ b/synapse/app/homeserver.py @@ -56,7 +56,7 @@ from synapse.util.rlimit import change_resource_limit from synapse.util.versionstring import get_version_string from twisted.application import service from twisted.internet import defer, reactor -from twisted.web.resource import EncodingResourceWrapper, Resource +from twisted.web.resource import EncodingResourceWrapper, NoResource from twisted.web.server import GzipEncoderFactory from twisted.web.static import File @@ -126,7 +126,7 @@ class SynapseHomeServer(HomeServer): if WEB_CLIENT_PREFIX in resources: root_resource = RootRedirect(WEB_CLIENT_PREFIX) else: - root_resource = Resource() + root_resource = NoResource() root_resource = create_resource_tree(resources, root_resource) diff --git a/synapse/app/media_repository.py b/synapse/app/media_repository.py index 84c5791b3b..fc8282bbc1 100644 --- a/synapse/app/media_repository.py +++ b/synapse/app/media_repository.py @@ -43,7 +43,7 @@ from synapse.util.logcontext import LoggingContext from synapse.util.manhole import manhole from synapse.util.versionstring import get_version_string from twisted.internet import reactor -from twisted.web.resource import Resource +from twisted.web.resource import NoResource logger = logging.getLogger("synapse.app.media_repository") @@ -84,7 +84,7 @@ class MediaRepositoryServer(HomeServer): ), }) - root_resource = create_resource_tree(resources, Resource()) + root_resource = create_resource_tree(resources, NoResource()) _base.listen_tcp( bind_addresses, diff --git a/synapse/app/pusher.py b/synapse/app/pusher.py index 98a4a7c62c..d5c3a85195 100644 --- a/synapse/app/pusher.py +++ b/synapse/app/pusher.py @@ -37,7 +37,7 @@ from synapse.util.logcontext import LoggingContext, preserve_fn from synapse.util.manhole import manhole from synapse.util.versionstring import get_version_string from twisted.internet import defer, reactor -from twisted.web.resource import Resource +from twisted.web.resource import NoResource logger = logging.getLogger("synapse.app.pusher") @@ -94,7 +94,7 @@ class PusherServer(HomeServer): if name == "metrics": resources[METRICS_PREFIX] = MetricsResource(self) - root_resource = create_resource_tree(resources, Resource()) + root_resource = create_resource_tree(resources, NoResource()) _base.listen_tcp( bind_addresses, diff --git a/synapse/app/synchrotron.py b/synapse/app/synchrotron.py index abe91dcfbd..508b66613d 100644 --- a/synapse/app/synchrotron.py +++ b/synapse/app/synchrotron.py @@ -56,7 +56,7 @@ from synapse.util.manhole import manhole from synapse.util.stringutils import random_string from synapse.util.versionstring import get_version_string from twisted.internet import defer, reactor -from twisted.web.resource import Resource +from twisted.web.resource import NoResource logger = logging.getLogger("synapse.app.synchrotron") @@ -269,7 +269,7 @@ class SynchrotronServer(HomeServer): "/_matrix/client/api/v1": resource, }) - root_resource = create_resource_tree(resources, Resource()) + root_resource = create_resource_tree(resources, NoResource()) _base.listen_tcp( bind_addresses, diff --git a/synapse/app/user_dir.py b/synapse/app/user_dir.py index 494ccb702c..5f845e80d1 100644 --- a/synapse/app/user_dir.py +++ b/synapse/app/user_dir.py @@ -43,7 +43,7 @@ from synapse.util.logcontext import LoggingContext, preserve_fn from synapse.util.manhole import manhole from synapse.util.versionstring import get_version_string from twisted.internet import reactor -from twisted.web.resource import Resource +from twisted.web.resource import NoResource logger = logging.getLogger("synapse.app.user_dir") @@ -116,7 +116,7 @@ class UserDirectoryServer(HomeServer): "/_matrix/client/api/v1": resource, }) - root_resource = create_resource_tree(resources, Resource()) + root_resource = create_resource_tree(resources, NoResource()) _base.listen_tcp( bind_addresses, diff --git a/synapse/handlers/register.py b/synapse/handlers/register.py index ed5939880a..dd03705279 100644 --- a/synapse/handlers/register.py +++ b/synapse/handlers/register.py @@ -24,7 +24,7 @@ from synapse.api.errors import ( from synapse.http.client import CaptchaServerHttpClient from synapse import types from synapse.types import UserID -from synapse.util.async import run_on_reactor +from synapse.util.async import run_on_reactor, Linearizer from synapse.util.threepids import check_3pid_allowed from ._base import BaseHandler @@ -46,6 +46,10 @@ class RegistrationHandler(BaseHandler): self.macaroon_gen = hs.get_macaroon_generator() + self._generate_user_id_linearizer = Linearizer( + name="_generate_user_id_linearizer", + ) + @defer.inlineCallbacks def check_username(self, localpart, guest_access_token=None, assigned_user_id=None): @@ -345,9 +349,11 @@ class RegistrationHandler(BaseHandler): @defer.inlineCallbacks def _generate_user_id(self, reseed=False): if reseed or self._next_generated_user_id is None: - self._next_generated_user_id = ( - yield self.store.find_next_generated_user_id_localpart() - ) + with (yield self._generate_user_id_linearizer.queue(())): + if reseed or self._next_generated_user_id is None: + self._next_generated_user_id = ( + yield self.store.find_next_generated_user_id_localpart() + ) id = self._next_generated_user_id self._next_generated_user_id += 1 diff --git a/synapse/http/server.py b/synapse/http/server.py index 1551db239d..f19c068ef6 100644 --- a/synapse/http/server.py +++ b/synapse/http/server.py @@ -488,6 +488,7 @@ def respond_with_json_bytes(request, code, json_bytes, send_cors=False, request.setHeader(b"Content-Type", b"application/json") request.setHeader(b"Server", version_string) request.setHeader(b"Content-Length", b"%d" % (len(json_bytes),)) + request.setHeader(b"Cache-Control", b"no-cache, no-store, must-revalidate") if send_cors: set_cors_headers(request) diff --git a/synapse/python_dependencies.py b/synapse/python_dependencies.py index 91179ce532..40eedb63cb 100644 --- a/synapse/python_dependencies.py +++ b/synapse/python_dependencies.py @@ -34,7 +34,6 @@ REQUIREMENTS = { "bcrypt": ["bcrypt>=3.1.0"], "pillow": ["PIL"], "pydenticon": ["pydenticon"], - "ujson": ["ujson"], "blist": ["blist"], "pysaml2>=3.0.0": ["saml2>=3.0.0"], "pymacaroons-pynacl": ["pymacaroons"], diff --git a/synapse/state.py b/synapse/state.py index 932f602508..a7f20350f1 100644 --- a/synapse/state.py +++ b/synapse/state.py @@ -132,7 +132,7 @@ class StateHandler(object): state_map = yield self.store.get_events(state.values(), get_prev_content=False) state = { - key: state_map[e_id] for key, e_id in state.items() if e_id in state_map + key: state_map[e_id] for key, e_id in state.iteritems() if e_id in state_map } defer.returnValue(state) @@ -378,7 +378,7 @@ class StateHandler(object): new_state = resolve_events_with_state_map(state_set_ids, state_map) new_state = { - key: state_map[ev_id] for key, ev_id in new_state.items() + key: state_map[ev_id] for key, ev_id in new_state.iteritems() } return new_state @@ -458,15 +458,15 @@ class StateResolutionHandler(object): # build a map from state key to the event_ids which set that state. # dict[(str, str), set[str]) state = {} - for st in state_groups_ids.values(): - for key, e_id in st.items(): + for st in state_groups_ids.itervalues(): + for key, e_id in st.iteritems(): 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 state.items() + for k, v in state.iteritems() if len(v) > 1 } @@ -480,7 +480,7 @@ class StateResolutionHandler(object): ) else: new_state = { - key: e_ids.pop() for key, e_ids in state.items() + key: e_ids.pop() for key, e_ids in state.iteritems() } # if the new state matches any of the input state groups, we can @@ -488,8 +488,8 @@ class StateResolutionHandler(object): # which will be used as a cache key for future resolutions, but # not get persisted. state_group = None - new_state_event_ids = frozenset(new_state.values()) - for sg, events in state_groups_ids.items(): + new_state_event_ids = frozenset(new_state.itervalues()) + for sg, events in state_groups_ids.iteritems(): if new_state_event_ids == frozenset(e_id for e_id in events): state_group = sg break @@ -702,7 +702,7 @@ def _resolve_with_state(unconflicted_state_ids, conflicted_state_ds, auth_event_ auth_events = { key: state_map[ev_id] - for key, ev_id in auth_event_ids.items() + for key, ev_id in auth_event_ids.iteritems() if ev_id in state_map } @@ -740,7 +740,7 @@ def _resolve_state_events(conflicted_state, auth_events): auth_events.update(resolved_state) - for key, events in conflicted_state.items(): + for key, events in conflicted_state.iteritems(): if key[0] == EventTypes.JoinRules: logger.debug("Resolving conflicted join rules %r", events) resolved_state[key] = _resolve_auth_events( @@ -750,7 +750,7 @@ def _resolve_state_events(conflicted_state, auth_events): auth_events.update(resolved_state) - for key, events in conflicted_state.items(): + for key, events in conflicted_state.iteritems(): if key[0] == EventTypes.Member: logger.debug("Resolving conflicted member lists %r", events) resolved_state[key] = _resolve_auth_events( @@ -760,7 +760,7 @@ def _resolve_state_events(conflicted_state, auth_events): auth_events.update(resolved_state) - for key, events in conflicted_state.items(): + for key, events in conflicted_state.iteritems(): if key not in resolved_state: logger.debug("Resolving conflicted state %r:%r", key, events) resolved_state[key] = _resolve_normal_events( diff --git a/synapse/storage/events.py b/synapse/storage/events.py index 85ce6bea1a..f3d65f4338 100644 --- a/synapse/storage/events.py +++ b/synapse/storage/events.py @@ -53,6 +53,22 @@ event_counter = metrics.register_counter( "persisted_events_sep", labels=["type", "origin_type", "origin_entity"] ) +# The number of times we are recalculating the current state +state_delta_counter = metrics.register_counter( + "state_delta", +) +# The number of times we are recalculating state when there is only a +# single forward extremity +state_delta_single_event_counter = metrics.register_counter( + "state_delta_single_event", +) +# The number of times we are reculating state when we could have resonably +# calculated the delta when we calculated the state for an event we were +# persisting. +state_delta_reuse_delta_counter = metrics.register_counter( + "state_delta_reuse_delta", +) + def encode_json(json_object): if USE_FROZEN_DICTS: @@ -368,7 +384,8 @@ class EventsStore(EventsWorkerStore): room_id, ev_ctx_rm, latest_event_ids ) - if new_latest_event_ids == set(latest_event_ids): + latest_event_ids = set(latest_event_ids) + if new_latest_event_ids == latest_event_ids: # No change in extremities, so no change in state continue @@ -389,6 +406,26 @@ class EventsStore(EventsWorkerStore): if all_single_prev_not_state: continue + state_delta_counter.inc() + if len(new_latest_event_ids) == 1: + state_delta_single_event_counter.inc() + + # This is a fairly handwavey check to see if we could + # have guessed what the delta would have been when + # processing one of these events. + # What we're interested in is if the latest extremities + # were the same when we created the event as they are + # now. When this server creates a new event (as opposed + # to receiving it over federation) it will use the + # forward extremities as the prev_events, so we can + # guess this by looking at the prev_events and checking + # if they match the current forward extremities. + for ev, _ in ev_ctx_rm: + prev_event_ids = set(e for e, _ in ev.prev_events) + if latest_event_ids == prev_event_ids: + state_delta_reuse_delta_counter.inc() + break + logger.info( "Calculating state delta for room %s", room_id, ) diff --git a/synapse/storage/group_server.py b/synapse/storage/group_server.py index 8fde1aab8e..d03858234b 100644 --- a/synapse/storage/group_server.py +++ b/synapse/storage/group_server.py @@ -19,7 +19,7 @@ from synapse.api.errors import SynapseError from ._base import SQLBaseStore -import ujson as json +import simplejson as json # The category ID for the "default" category. We don't store as null in the diff --git a/synapse/storage/registration.py b/synapse/storage/registration.py index d809b2ba46..6b557ca0cf 100644 --- a/synapse/storage/registration.py +++ b/synapse/storage/registration.py @@ -460,14 +460,12 @@ class RegistrationStore(RegistrationWorkerStore, """ def _find_next_generated_user_id(txn): txn.execute("SELECT name FROM users") - rows = self.cursor_to_dict(txn) regex = re.compile("^@(\d+):") found = set() - for r in rows: - user_id = r["name"] + for user_id, in txn: match = regex.search(user_id) if match: found.add(int(match.group(1))) diff --git a/synapse/util/httpresourcetree.py b/synapse/util/httpresourcetree.py index 45be47159a..d747849553 100644 --- a/synapse/util/httpresourcetree.py +++ b/synapse/util/httpresourcetree.py @@ -12,7 +12,7 @@ # See the License for the specific language governing permissions and # limitations under the License. -from twisted.web.resource import Resource +from twisted.web.resource import NoResource import logging @@ -45,7 +45,7 @@ def create_resource_tree(desired_tree, root_resource): for path_seg in full_path.split('/')[1:-1]: if path_seg not in last_resource.listNames(): # resource doesn't exist, so make a "dummy resource" - child_resource = Resource() + child_resource = NoResource() last_resource.putChild(path_seg, child_resource) res_id = _resource_id(last_resource, path_seg) resource_mappings[res_id] = child_resource