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-rw-r--r--synapse/storage/push_rule.py294
1 files changed, 186 insertions, 108 deletions
diff --git a/synapse/storage/push_rule.py b/synapse/storage/push_rule.py
index 4b8438c3e9..9e406baafa 100644
--- a/synapse/storage/push_rule.py
+++ b/synapse/storage/push_rule.py
@@ -57,11 +57,13 @@ def _load_rules(rawrules, enabled_map):
     return rules
 
 
-class PushRulesWorkerStore(ApplicationServiceWorkerStore,
-                           ReceiptsWorkerStore,
-                           PusherWorkerStore,
-                           RoomMemberWorkerStore,
-                           SQLBaseStore):
+class PushRulesWorkerStore(
+    ApplicationServiceWorkerStore,
+    ReceiptsWorkerStore,
+    PusherWorkerStore,
+    RoomMemberWorkerStore,
+    SQLBaseStore,
+):
     """This is an abstract base class where subclasses must implement
     `get_max_push_rules_stream_id` which can be called in the initializer.
     """
@@ -74,14 +76,16 @@ class PushRulesWorkerStore(ApplicationServiceWorkerStore,
         super(PushRulesWorkerStore, self).__init__(db_conn, hs)
 
         push_rules_prefill, push_rules_id = self._get_cache_dict(
-            db_conn, "push_rules_stream",
+            db_conn,
+            "push_rules_stream",
             entity_column="user_id",
             stream_column="stream_id",
             max_value=self.get_max_push_rules_stream_id(),
         )
 
         self.push_rules_stream_cache = StreamChangeCache(
-            "PushRulesStreamChangeCache", push_rules_id,
+            "PushRulesStreamChangeCache",
+            push_rules_id,
             prefilled_cache=push_rules_prefill,
         )
 
@@ -98,19 +102,19 @@ class PushRulesWorkerStore(ApplicationServiceWorkerStore,
     def get_push_rules_for_user(self, user_id):
         rows = yield self._simple_select_list(
             table="push_rules",
-            keyvalues={
-                "user_name": user_id,
-            },
+            keyvalues={"user_name": user_id},
             retcols=(
-                "user_name", "rule_id", "priority_class", "priority",
-                "conditions", "actions",
+                "user_name",
+                "rule_id",
+                "priority_class",
+                "priority",
+                "conditions",
+                "actions",
             ),
             desc="get_push_rules_enabled_for_user",
         )
 
-        rows.sort(
-            key=lambda row: (-int(row["priority_class"]), -int(row["priority"]))
-        )
+        rows.sort(key=lambda row: (-int(row["priority_class"]), -int(row["priority"])))
 
         enabled_map = yield self.get_push_rules_enabled_for_user(user_id)
 
@@ -122,22 +126,19 @@ class PushRulesWorkerStore(ApplicationServiceWorkerStore,
     def get_push_rules_enabled_for_user(self, user_id):
         results = yield self._simple_select_list(
             table="push_rules_enable",
-            keyvalues={
-                'user_name': user_id
-            },
-            retcols=(
-                "user_name", "rule_id", "enabled",
-            ),
+            keyvalues={'user_name': user_id},
+            retcols=("user_name", "rule_id", "enabled"),
             desc="get_push_rules_enabled_for_user",
         )
-        defer.returnValue({
-            r['rule_id']: False if r['enabled'] == 0 else True for r in results
-        })
+        defer.returnValue(
+            {r['rule_id']: False if r['enabled'] == 0 else True for r in results}
+        )
 
     def have_push_rules_changed_for_user(self, user_id, last_id):
         if not self.push_rules_stream_cache.has_entity_changed(user_id, last_id):
             return defer.succeed(False)
         else:
+
             def have_push_rules_changed_txn(txn):
                 sql = (
                     "SELECT COUNT(stream_id) FROM push_rules_stream"
@@ -146,20 +147,22 @@ class PushRulesWorkerStore(ApplicationServiceWorkerStore,
                 txn.execute(sql, (user_id, last_id))
                 count, = txn.fetchone()
                 return bool(count)
+
             return self.runInteraction(
                 "have_push_rules_changed", have_push_rules_changed_txn
             )
 
-    @cachedList(cached_method_name="get_push_rules_for_user",
-                list_name="user_ids", num_args=1, inlineCallbacks=True)
+    @cachedList(
+        cached_method_name="get_push_rules_for_user",
+        list_name="user_ids",
+        num_args=1,
+        inlineCallbacks=True,
+    )
     def bulk_get_push_rules(self, user_ids):
         if not user_ids:
             defer.returnValue({})
 
-        results = {
-            user_id: []
-            for user_id in user_ids
-        }
+        results = {user_id: [] for user_id in user_ids}
 
         rows = yield self._simple_select_many_batch(
             table="push_rules",
@@ -169,9 +172,7 @@ class PushRulesWorkerStore(ApplicationServiceWorkerStore,
             desc="bulk_get_push_rules",
         )
 
-        rows.sort(
-            key=lambda row: (-int(row["priority_class"]), -int(row["priority"]))
-        )
+        rows.sort(key=lambda row: (-int(row["priority_class"]), -int(row["priority"])))
 
         for row in rows:
             results.setdefault(row['user_name'], []).append(row)
@@ -179,16 +180,12 @@ class PushRulesWorkerStore(ApplicationServiceWorkerStore,
         enabled_map_by_user = yield self.bulk_get_push_rules_enabled(user_ids)
 
         for user_id, rules in results.items():
-            results[user_id] = _load_rules(
-                rules, enabled_map_by_user.get(user_id, {})
-            )
+            results[user_id] = _load_rules(rules, enabled_map_by_user.get(user_id, {}))
 
         defer.returnValue(results)
 
     @defer.inlineCallbacks
-    def move_push_rule_from_room_to_room(
-        self, new_room_id, user_id, rule,
-    ):
+    def move_push_rule_from_room_to_room(self, new_room_id, user_id, rule):
         """Move a single push rule from one room to another for a specific user.
 
         Args:
@@ -219,7 +216,7 @@ class PushRulesWorkerStore(ApplicationServiceWorkerStore,
 
     @defer.inlineCallbacks
     def move_push_rules_from_room_to_room_for_user(
-        self, old_room_id, new_room_id, user_id,
+        self, old_room_id, new_room_id, user_id
     ):
         """Move all of the push rules from one room to another for a specific
         user.
@@ -236,11 +233,11 @@ class PushRulesWorkerStore(ApplicationServiceWorkerStore,
         # delete them from the old room
         for rule in user_push_rules:
             conditions = rule.get("conditions", [])
-            if any((c.get("key") == "room_id" and
-                    c.get("pattern") == old_room_id) for c in conditions):
-                self.move_push_rule_from_room_to_room(
-                    new_room_id, user_id, rule,
-                )
+            if any(
+                (c.get("key") == "room_id" and c.get("pattern") == old_room_id)
+                for c in conditions
+            ):
+                self.move_push_rule_from_room_to_room(new_room_id, user_id, rule)
 
     @defer.inlineCallbacks
     def bulk_get_push_rules_for_room(self, event, context):
@@ -259,8 +256,9 @@ class PushRulesWorkerStore(ApplicationServiceWorkerStore,
         defer.returnValue(result)
 
     @cachedInlineCallbacks(num_args=2, cache_context=True)
-    def _bulk_get_push_rules_for_room(self, room_id, state_group, current_state_ids,
-                                      cache_context, event=None):
+    def _bulk_get_push_rules_for_room(
+        self, room_id, state_group, current_state_ids, cache_context, event=None
+    ):
         # We don't use `state_group`, its there so that we can cache based
         # on it. However, its important that its never None, since two current_state's
         # with a state_group of None are likely to be different.
@@ -273,7 +271,9 @@ class PushRulesWorkerStore(ApplicationServiceWorkerStore,
         # sent a read receipt into the room.
 
         users_in_room = yield self._get_joined_users_from_context(
-            room_id, state_group, current_state_ids,
+            room_id,
+            state_group,
+            current_state_ids,
             on_invalidate=cache_context.invalidate,
             event=event,
         )
@@ -282,7 +282,8 @@ class PushRulesWorkerStore(ApplicationServiceWorkerStore,
         # up the `get_if_users_have_pushers` cache with AS entries that we
         # know don't have pushers, nor even read receipts.
         local_users_in_room = set(
-            u for u in users_in_room
+            u
+            for u in users_in_room
             if self.hs.is_mine_id(u)
             and not self.get_if_app_services_interested_in_user(u)
         )
@@ -290,15 +291,14 @@ class PushRulesWorkerStore(ApplicationServiceWorkerStore,
         # users in the room who have pushers need to get push rules run because
         # that's how their pushers work
         if_users_with_pushers = yield self.get_if_users_have_pushers(
-            local_users_in_room,
-            on_invalidate=cache_context.invalidate,
+            local_users_in_room, on_invalidate=cache_context.invalidate
         )
         user_ids = set(
             uid for uid, have_pusher in if_users_with_pushers.items() if have_pusher
         )
 
         users_with_receipts = yield self.get_users_with_read_receipts_in_room(
-            room_id, on_invalidate=cache_context.invalidate,
+            room_id, on_invalidate=cache_context.invalidate
         )
 
         # any users with pushers must be ours: they have pushers
@@ -307,29 +307,30 @@ class PushRulesWorkerStore(ApplicationServiceWorkerStore,
                 user_ids.add(uid)
 
         rules_by_user = yield self.bulk_get_push_rules(
-            user_ids, on_invalidate=cache_context.invalidate,
+            user_ids, on_invalidate=cache_context.invalidate
         )
 
         rules_by_user = {k: v for k, v in rules_by_user.items() if v is not None}
 
         defer.returnValue(rules_by_user)
 
-    @cachedList(cached_method_name="get_push_rules_enabled_for_user",
-                list_name="user_ids", num_args=1, inlineCallbacks=True)
+    @cachedList(
+        cached_method_name="get_push_rules_enabled_for_user",
+        list_name="user_ids",
+        num_args=1,
+        inlineCallbacks=True,
+    )
     def bulk_get_push_rules_enabled(self, user_ids):
         if not user_ids:
             defer.returnValue({})
 
-        results = {
-            user_id: {}
-            for user_id in user_ids
-        }
+        results = {user_id: {} for user_id in user_ids}
 
         rows = yield self._simple_select_many_batch(
             table="push_rules_enable",
             column="user_name",
             iterable=user_ids,
-            retcols=("user_name", "rule_id", "enabled",),
+            retcols=("user_name", "rule_id", "enabled"),
             desc="bulk_get_push_rules_enabled",
         )
         for row in rows:
@@ -341,8 +342,14 @@ class PushRulesWorkerStore(ApplicationServiceWorkerStore,
 class PushRuleStore(PushRulesWorkerStore):
     @defer.inlineCallbacks
     def add_push_rule(
-        self, user_id, rule_id, priority_class, conditions, actions,
-        before=None, after=None
+        self,
+        user_id,
+        rule_id,
+        priority_class,
+        conditions,
+        actions,
+        before=None,
+        after=None,
     ):
         conditions_json = json.dumps(conditions)
         actions_json = json.dumps(actions)
@@ -352,20 +359,41 @@ class PushRuleStore(PushRulesWorkerStore):
                 yield self.runInteraction(
                     "_add_push_rule_relative_txn",
                     self._add_push_rule_relative_txn,
-                    stream_id, event_stream_ordering, user_id, rule_id, priority_class,
-                    conditions_json, actions_json, before, after,
+                    stream_id,
+                    event_stream_ordering,
+                    user_id,
+                    rule_id,
+                    priority_class,
+                    conditions_json,
+                    actions_json,
+                    before,
+                    after,
                 )
             else:
                 yield self.runInteraction(
                     "_add_push_rule_highest_priority_txn",
                     self._add_push_rule_highest_priority_txn,
-                    stream_id, event_stream_ordering, user_id, rule_id, priority_class,
-                    conditions_json, actions_json,
+                    stream_id,
+                    event_stream_ordering,
+                    user_id,
+                    rule_id,
+                    priority_class,
+                    conditions_json,
+                    actions_json,
                 )
 
     def _add_push_rule_relative_txn(
-        self, txn, stream_id, event_stream_ordering, user_id, rule_id, priority_class,
-        conditions_json, actions_json, before, after
+        self,
+        txn,
+        stream_id,
+        event_stream_ordering,
+        user_id,
+        rule_id,
+        priority_class,
+        conditions_json,
+        actions_json,
+        before,
+        after,
     ):
         # Lock the table since otherwise we'll have annoying races between the
         # SELECT here and the UPSERT below.
@@ -376,10 +404,7 @@ class PushRuleStore(PushRulesWorkerStore):
         res = self._simple_select_one_txn(
             txn,
             table="push_rules",
-            keyvalues={
-                "user_name": user_id,
-                "rule_id": relative_to_rule,
-            },
+            keyvalues={"user_name": user_id, "rule_id": relative_to_rule},
             retcols=["priority_class", "priority"],
             allow_none=True,
         )
@@ -416,13 +441,27 @@ class PushRuleStore(PushRulesWorkerStore):
         txn.execute(sql, (user_id, priority_class, new_rule_priority))
 
         self._upsert_push_rule_txn(
-            txn, stream_id, event_stream_ordering, user_id, rule_id, priority_class,
-            new_rule_priority, conditions_json, actions_json,
+            txn,
+            stream_id,
+            event_stream_ordering,
+            user_id,
+            rule_id,
+            priority_class,
+            new_rule_priority,
+            conditions_json,
+            actions_json,
         )
 
     def _add_push_rule_highest_priority_txn(
-        self, txn, stream_id, event_stream_ordering, user_id, rule_id, priority_class,
-        conditions_json, actions_json
+        self,
+        txn,
+        stream_id,
+        event_stream_ordering,
+        user_id,
+        rule_id,
+        priority_class,
+        conditions_json,
+        actions_json,
     ):
         # Lock the table since otherwise we'll have annoying races between the
         # SELECT here and the UPSERT below.
@@ -443,13 +482,28 @@ class PushRuleStore(PushRulesWorkerStore):
 
         self._upsert_push_rule_txn(
             txn,
-            stream_id, event_stream_ordering, user_id, rule_id, priority_class, new_prio,
-            conditions_json, actions_json,
+            stream_id,
+            event_stream_ordering,
+            user_id,
+            rule_id,
+            priority_class,
+            new_prio,
+            conditions_json,
+            actions_json,
         )
 
     def _upsert_push_rule_txn(
-        self, txn, stream_id, event_stream_ordering, user_id, rule_id, priority_class,
-        priority, conditions_json, actions_json, update_stream=True
+        self,
+        txn,
+        stream_id,
+        event_stream_ordering,
+        user_id,
+        rule_id,
+        priority_class,
+        priority,
+        conditions_json,
+        actions_json,
+        update_stream=True,
     ):
         """Specialised version of _simple_upsert_txn that picks a push_rule_id
         using the _push_rule_id_gen if it needs to insert the rule. It assumes
@@ -461,10 +515,10 @@ class PushRuleStore(PushRulesWorkerStore):
             " WHERE user_name = ? AND rule_id = ?"
         )
 
-        txn.execute(sql, (
-            priority_class, priority, conditions_json, actions_json,
-            user_id, rule_id,
-        ))
+        txn.execute(
+            sql,
+            (priority_class, priority, conditions_json, actions_json, user_id, rule_id),
+        )
 
         if txn.rowcount == 0:
             # We didn't update a row with the given rule_id so insert one
@@ -486,14 +540,18 @@ class PushRuleStore(PushRulesWorkerStore):
 
         if update_stream:
             self._insert_push_rules_update_txn(
-                txn, stream_id, event_stream_ordering, user_id, rule_id,
+                txn,
+                stream_id,
+                event_stream_ordering,
+                user_id,
+                rule_id,
                 op="ADD",
                 data={
                     "priority_class": priority_class,
                     "priority": priority,
                     "conditions": conditions_json,
                     "actions": actions_json,
-                }
+                },
             )
 
     @defer.inlineCallbacks
@@ -507,22 +565,23 @@ class PushRuleStore(PushRulesWorkerStore):
             user_id (str): The matrix ID of the push rule owner
             rule_id (str): The rule_id of the rule to be deleted
         """
+
         def delete_push_rule_txn(txn, stream_id, event_stream_ordering):
             self._simple_delete_one_txn(
-                txn,
-                "push_rules",
-                {'user_name': user_id, 'rule_id': rule_id},
+                txn, "push_rules", {'user_name': user_id, 'rule_id': rule_id}
             )
 
             self._insert_push_rules_update_txn(
-                txn, stream_id, event_stream_ordering, user_id, rule_id,
-                op="DELETE"
+                txn, stream_id, event_stream_ordering, user_id, rule_id, op="DELETE"
             )
 
         with self._push_rules_stream_id_gen.get_next() as ids:
             stream_id, event_stream_ordering = ids
             yield self.runInteraction(
-                "delete_push_rule", delete_push_rule_txn, stream_id, event_stream_ordering
+                "delete_push_rule",
+                delete_push_rule_txn,
+                stream_id,
+                event_stream_ordering,
             )
 
     @defer.inlineCallbacks
@@ -532,7 +591,11 @@ class PushRuleStore(PushRulesWorkerStore):
             yield self.runInteraction(
                 "_set_push_rule_enabled_txn",
                 self._set_push_rule_enabled_txn,
-                stream_id, event_stream_ordering, user_id, rule_id, enabled
+                stream_id,
+                event_stream_ordering,
+                user_id,
+                rule_id,
+                enabled,
             )
 
     def _set_push_rule_enabled_txn(
@@ -548,8 +611,12 @@ class PushRuleStore(PushRulesWorkerStore):
         )
 
         self._insert_push_rules_update_txn(
-            txn, stream_id, event_stream_ordering, user_id, rule_id,
-            op="ENABLE" if enabled else "DISABLE"
+            txn,
+            stream_id,
+            event_stream_ordering,
+            user_id,
+            rule_id,
+            op="ENABLE" if enabled else "DISABLE",
         )
 
     @defer.inlineCallbacks
@@ -563,9 +630,16 @@ class PushRuleStore(PushRulesWorkerStore):
                 priority_class = -1
                 priority = 1
                 self._upsert_push_rule_txn(
-                    txn, stream_id, event_stream_ordering, user_id, rule_id,
-                    priority_class, priority, "[]", actions_json,
-                    update_stream=False
+                    txn,
+                    stream_id,
+                    event_stream_ordering,
+                    user_id,
+                    rule_id,
+                    priority_class,
+                    priority,
+                    "[]",
+                    actions_json,
+                    update_stream=False,
                 )
             else:
                 self._simple_update_one_txn(
@@ -576,15 +650,22 @@ class PushRuleStore(PushRulesWorkerStore):
                 )
 
             self._insert_push_rules_update_txn(
-                txn, stream_id, event_stream_ordering, user_id, rule_id,
-                op="ACTIONS", data={"actions": actions_json}
+                txn,
+                stream_id,
+                event_stream_ordering,
+                user_id,
+                rule_id,
+                op="ACTIONS",
+                data={"actions": actions_json},
             )
 
         with self._push_rules_stream_id_gen.get_next() as ids:
             stream_id, event_stream_ordering = ids
             yield self.runInteraction(
-                "set_push_rule_actions", set_push_rule_actions_txn,
-                stream_id, event_stream_ordering
+                "set_push_rule_actions",
+                set_push_rule_actions_txn,
+                stream_id,
+                event_stream_ordering,
             )
 
     def _insert_push_rules_update_txn(
@@ -602,12 +683,8 @@ class PushRuleStore(PushRulesWorkerStore):
 
         self._simple_insert_txn(txn, "push_rules_stream", values=values)
 
-        txn.call_after(
-            self.get_push_rules_for_user.invalidate, (user_id,)
-        )
-        txn.call_after(
-            self.get_push_rules_enabled_for_user.invalidate, (user_id,)
-        )
+        txn.call_after(self.get_push_rules_for_user.invalidate, (user_id,))
+        txn.call_after(self.get_push_rules_enabled_for_user.invalidate, (user_id,))
         txn.call_after(
             self.push_rules_stream_cache.entity_has_changed, user_id, stream_id
         )
@@ -627,6 +704,7 @@ class PushRuleStore(PushRulesWorkerStore):
             )
             txn.execute(sql, (last_id, current_id, limit))
             return txn.fetchall()
+
         return self.runInteraction(
             "get_all_push_rule_updates", get_all_push_rule_updates_txn
         )