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-rw-r--r--synapse/__init__.py2
-rw-r--r--synapse/app/appservice.py4
-rw-r--r--synapse/app/client_reader.py4
-rw-r--r--synapse/app/event_creator.py4
-rw-r--r--synapse/app/federation_reader.py4
-rw-r--r--synapse/app/federation_sender.py4
-rw-r--r--synapse/app/frontend_proxy.py4
-rwxr-xr-xsynapse/app/homeserver.py4
-rw-r--r--synapse/app/media_repository.py4
-rw-r--r--synapse/app/pusher.py4
-rw-r--r--synapse/app/synchrotron.py4
-rw-r--r--synapse/app/user_dir.py4
-rw-r--r--synapse/http/server.py1
-rw-r--r--synapse/replication/tcp/commands.py16
-rw-r--r--synapse/state.py24
-rw-r--r--synapse/storage/events.py39
-rw-r--r--synapse/util/httpresourcetree.py4
17 files changed, 85 insertions, 45 deletions
diff --git a/synapse/__init__.py b/synapse/__init__.py
index 71b409ba8b..a9d5198aba 100644
--- a/synapse/__init__.py
+++ b/synapse/__init__.py
@@ -16,4 +16,4 @@
 """ This is a reference implementation of a Matrix home server.
 """
 
-__version__ = "0.27.0-rc2"
+__version__ = "0.27.2"
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/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/replication/tcp/commands.py b/synapse/replication/tcp/commands.py
index 9633404f73..0005ad5879 100644
--- a/synapse/replication/tcp/commands.py
+++ b/synapse/replication/tcp/commands.py
@@ -19,7 +19,7 @@ allowed to be sent by which side.
 """
 
 import logging
-import simplejson as json
+import simplejson
 
 
 logger = logging.getLogger(__name__)
@@ -100,14 +100,14 @@ class RdataCommand(Command):
         return cls(
             stream_name,
             None if token == "batch" else int(token),
-            json.loads(row_json)
+            simplejson.loads(row_json)
         )
 
     def to_line(self):
         return " ".join((
             self.stream_name,
             str(self.token) if self.token is not None else "batch",
-            json.dumps(self.row),
+            simplejson.dumps(self.row, namedtuple_as_object=False),
         ))
 
 
@@ -298,10 +298,12 @@ class InvalidateCacheCommand(Command):
     def from_line(cls, line):
         cache_func, keys_json = line.split(" ", 1)
 
-        return cls(cache_func, json.loads(keys_json))
+        return cls(cache_func, simplejson.loads(keys_json))
 
     def to_line(self):
-        return " ".join((self.cache_func, json.dumps(self.keys)))
+        return " ".join((
+            self.cache_func, simplejson.dumps(self.keys, namedtuple_as_object=False)
+        ))
 
 
 class UserIpCommand(Command):
@@ -325,14 +327,14 @@ class UserIpCommand(Command):
     def from_line(cls, line):
         user_id, jsn = line.split(" ", 1)
 
-        access_token, ip, user_agent, device_id, last_seen = json.loads(jsn)
+        access_token, ip, user_agent, device_id, last_seen = simplejson.loads(jsn)
 
         return cls(
             user_id, access_token, ip, user_agent, device_id, last_seen
         )
 
     def to_line(self):
-        return self.user_id + " " + json.dumps((
+        return self.user_id + " " + simplejson.dumps((
             self.access_token, self.ip, self.user_agent, self.device_id,
             self.last_seen,
         ))
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/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
generated by cgit-pink 1.4.1 (git 2.36.1) at 2024-09-24 02:26:30 +0000