Add bulk push rule evaluator which actually still evaluates rules one by one, but does far fewer db queries to fetch the rules
David Baker
parent
c061b47c57
commit
65c451cb38
|
|
@ -15,9 +15,7 @@
|
|||
|
||||
from twisted.internet import defer
|
||||
|
||||
from synapse.types import UserID
|
||||
|
||||
import push_rule_evaluator
|
||||
import bulk_push_rule_evaluator
|
||||
|
||||
import logging
|
||||
|
||||
|
|
@ -39,17 +37,13 @@ class ActionGenerator:
|
|||
def handle_event(self, event):
|
||||
users = yield self.store.get_users_in_room(event['room_id'])
|
||||
|
||||
for uid in users:
|
||||
if not self.hs.is_mine(UserID.from_string(uid)):
|
||||
continue
|
||||
bulk_evaluator = yield bulk_push_rule_evaluator.evaluator_for_room_id(
|
||||
event['room_id'], self.hs, self.store
|
||||
)
|
||||
|
||||
evaluator = yield push_rule_evaluator.\
|
||||
evaluator_for_user_name_and_profile_tag(
|
||||
uid, None, event['room_id'], self.store
|
||||
)
|
||||
actions = yield evaluator.actions_for_event(event)
|
||||
logger.info("actions for user %s: %s", uid, actions)
|
||||
if len(actions):
|
||||
self.store.set_actions_for_event(
|
||||
event, uid, None, actions
|
||||
)
|
||||
actions_by_user = bulk_evaluator.action_for_event_by_user(event)
|
||||
|
||||
for uid,actions in actions_by_user.items():
|
||||
self.store.set_actions_for_event(
|
||||
event, uid, None, actions
|
||||
)
|
||||
|
|
|
|||
|
|
@ -0,0 +1,99 @@
|
|||
# -*- coding: utf-8 -*-
|
||||
# Copyright 2015 OpenMarket Ltd
|
||||
#
|
||||
# Licensed under the Apache License, Version 2.0 (the "License");
|
||||
# you may not use this file except in compliance with the License.
|
||||
# You may obtain a copy of the License at
|
||||
#
|
||||
# http://www.apache.org/licenses/LICENSE-2.0
|
||||
#
|
||||
# Unless required by applicable law or agreed to in writing, software
|
||||
# distributed under the License is distributed on an "AS IS" BASIS,
|
||||
# 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 logging
|
||||
import simplejson as json
|
||||
|
||||
from twisted.internet import defer
|
||||
|
||||
from synapse.types import UserID
|
||||
|
||||
import baserules
|
||||
from push_rule_evaluator import PushRuleEvaluator
|
||||
|
||||
logger = logging.getLogger(__name__)
|
||||
|
||||
|
||||
def decode_rule_json(rule):
|
||||
rule['conditions'] = json.loads(rule['conditions'])
|
||||
rule['actions'] = json.loads(rule['actions'])
|
||||
return rule
|
||||
|
||||
|
||||
@defer.inlineCallbacks
|
||||
def evaluator_for_room_id(room_id, hs, store):
|
||||
users = yield store.get_users_in_room(room_id)
|
||||
rules_by_user = yield store.bulk_get_push_rules(users)
|
||||
rules_by_user = {
|
||||
uid: baserules.list_with_base_rules(
|
||||
[decode_rule_json(rule_list) for rule_list in rules_by_user[uid]]
|
||||
if uid in rules_by_user else [],
|
||||
UserID.from_string(uid)
|
||||
)
|
||||
for uid in users
|
||||
}
|
||||
member_events = yield store.get_current_state(
|
||||
room_id=room_id,
|
||||
event_type='m.room.member',
|
||||
)
|
||||
display_names = {}
|
||||
for ev in member_events:
|
||||
if ev.content.get("displayname"):
|
||||
display_names[ev.state_key] = ev.content.get("displayname")
|
||||
|
||||
defer.returnValue(BulkPushRuleEvaluator(
|
||||
room_id, rules_by_user, display_names, users
|
||||
))
|
||||
|
||||
|
||||
class BulkPushRuleEvaluator:
|
||||
def __init__(self, room_id, rules_by_user, display_names, users_in_room):
|
||||
self.room_id = room_id
|
||||
self.rules_by_user = rules_by_user
|
||||
self.display_names = display_names
|
||||
self.users_in_room = users_in_room
|
||||
|
||||
def action_for_event_by_user(self, event):
|
||||
actions_by_user = {}
|
||||
|
||||
for uid, rules in self.rules_by_user.items():
|
||||
display_name = None
|
||||
if uid in self.display_names:
|
||||
display_name = self.display_names[uid]
|
||||
|
||||
for rule in rules:
|
||||
if 'enabled' in rule and not rule['enabled']:
|
||||
continue
|
||||
|
||||
# XXX: profile tags
|
||||
if BulkPushRuleEvaluator.event_matches_rule(
|
||||
event, rule,
|
||||
display_name, len(self.users_in_room), None
|
||||
):
|
||||
actions = [x for x in rule['actions'] if x != 'dont_notify']
|
||||
if len(actions) > 0:
|
||||
actions_by_user[uid] = actions
|
||||
break
|
||||
return actions_by_user
|
||||
|
||||
@staticmethod
|
||||
def event_matches_rule(event, rule,
|
||||
display_name, room_member_count, profile_tag):
|
||||
matches = True
|
||||
for cond in rule['conditions']:
|
||||
matches &= PushRuleEvaluator._event_fulfills_condition(
|
||||
event, cond, display_name, room_member_count, profile_tag
|
||||
)
|
||||
return matches
|
||||
|
|
@ -113,7 +113,8 @@ class PushRuleEvaluator:
|
|||
for c in conditions:
|
||||
matches &= self._event_fulfills_condition(
|
||||
ev, c, display_name=my_display_name,
|
||||
room_member_count=room_member_count
|
||||
room_member_count=room_member_count,
|
||||
profile_tag=self.profile_tag
|
||||
)
|
||||
logger.debug(
|
||||
"Rule %s %s",
|
||||
|
|
@ -156,16 +157,18 @@ class PushRuleEvaluator:
|
|||
re.sub(r'\\\-', '-', x.group(2)))), r)
|
||||
return r
|
||||
|
||||
def _event_fulfills_condition(self, ev, condition, display_name, room_member_count):
|
||||
@staticmethod
|
||||
def _event_fulfills_condition(ev, condition,
|
||||
display_name, room_member_count, profile_tag):
|
||||
if condition['kind'] == 'event_match':
|
||||
if 'pattern' not in condition:
|
||||
logger.warn("event_match condition with no pattern")
|
||||
return False
|
||||
# XXX: optimisation: cache our pattern regexps
|
||||
if condition['key'] == 'content.body':
|
||||
r = r'\b%s\b' % self._glob_to_regexp(condition['pattern'])
|
||||
r = r'\b%s\b' % PushRuleEvaluator._glob_to_regexp(condition['pattern'])
|
||||
else:
|
||||
r = r'^%s$' % self._glob_to_regexp(condition['pattern'])
|
||||
r = r'^%s$' % PushRuleEvaluator._glob_to_regexp(condition['pattern'])
|
||||
val = _value_for_dotted_key(condition['key'], ev)
|
||||
if val is None:
|
||||
return False
|
||||
|
|
@ -174,7 +177,7 @@ class PushRuleEvaluator:
|
|||
elif condition['kind'] == 'device':
|
||||
if 'profile_tag' not in condition:
|
||||
return True
|
||||
return condition['profile_tag'] == self.profile_tag
|
||||
return condition['profile_tag'] == profile_tag
|
||||
|
||||
elif condition['kind'] == 'contains_display_name':
|
||||
# This is special because display names can be different
|
||||
|
|
|
|||
|
|
@ -55,6 +55,47 @@ class PushRuleStore(SQLBaseStore):
|
|||
r['rule_id']: False if r['enabled'] == 0 else True for r in results
|
||||
})
|
||||
|
||||
@defer.inlineCallbacks
|
||||
def bulk_get_push_rules(self, user_ids):
|
||||
batch_size = 100
|
||||
|
||||
def f(txn, user_ids_to_fetch):
|
||||
sql = (
|
||||
"SELECT " +
|
||||
",".join(map(lambda x: "pr."+x, PushRuleTable.fields)) +
|
||||
" FROM " + PushRuleTable.table_name + " pr " +
|
||||
" LEFT JOIN " + PushRuleEnableTable.table_name + " pre " +
|
||||
" ON pr.user_name = pre.user_name and pr.rule_id = pre.rule_id " +
|
||||
" WHERE pr.user_name " +
|
||||
" IN (" + ",".join(["?" for _ in user_ids_to_fetch]) + ")"
|
||||
" AND (pre.enabled is null or pre.enabled = 1)"
|
||||
" ORDER BY pr.user_name, pr.priority_class DESC, pr.priority DESC"
|
||||
)
|
||||
txn.execute(sql, user_ids_to_fetch)
|
||||
return txn.fetchall()
|
||||
|
||||
results = {}
|
||||
|
||||
batch_start = 0
|
||||
while batch_start < len(user_ids):
|
||||
batch_end = max(len(user_ids), batch_size)
|
||||
batch_user_ids = user_ids[batch_start:batch_end]
|
||||
batch_start = batch_end
|
||||
|
||||
rows = yield self.runInteraction(
|
||||
"bulk_get_push_rules", f, batch_user_ids
|
||||
)
|
||||
|
||||
for r in rows:
|
||||
rawdict = {
|
||||
PushRuleTable.fields[i]: r[i] for i in range(len(r))
|
||||
}
|
||||
|
||||
if rawdict['user_name'] not in results:
|
||||
results[rawdict['user_name']] = []
|
||||
results[rawdict['user_name']].append(rawdict)
|
||||
defer.returnValue(results)
|
||||
|
||||
@defer.inlineCallbacks
|
||||
def add_push_rule(self, before, after, **kwargs):
|
||||
vals = kwargs
|
||||
|
|
|
|||
Loading…
Reference in New Issue