mirror of
https://mau.dev/maunium/synapse.git
synced 2024-10-01 01:36:05 -04:00
122 lines
3.6 KiB
Python
122 lines
3.6 KiB
Python
# -*- coding: utf-8 -*-
|
|
# Copyright 2016 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.
|
|
|
|
from twisted.internet import defer
|
|
|
|
from synapse.util.logcontext import LoggingContext
|
|
import synapse.metrics
|
|
|
|
from functools import wraps
|
|
import logging
|
|
|
|
|
|
logger = logging.getLogger(__name__)
|
|
|
|
|
|
metrics = synapse.metrics.get_metrics_for(__name__)
|
|
|
|
block_timer = metrics.register_distribution(
|
|
"block_timer",
|
|
labels=["block_name"]
|
|
)
|
|
|
|
block_ru_utime = metrics.register_distribution(
|
|
"block_ru_utime", labels=["block_name"]
|
|
)
|
|
|
|
block_ru_stime = metrics.register_distribution(
|
|
"block_ru_stime", labels=["block_name"]
|
|
)
|
|
|
|
block_db_txn_count = metrics.register_distribution(
|
|
"block_db_txn_count", labels=["block_name"]
|
|
)
|
|
|
|
block_db_txn_duration = metrics.register_distribution(
|
|
"block_db_txn_duration", labels=["block_name"]
|
|
)
|
|
|
|
|
|
def measure_func(name):
|
|
def wrapper(func):
|
|
@wraps(func)
|
|
@defer.inlineCallbacks
|
|
def measured_func(self, *args, **kwargs):
|
|
with Measure(self.clock, name):
|
|
r = yield func(self, *args, **kwargs)
|
|
defer.returnValue(r)
|
|
return measured_func
|
|
return wrapper
|
|
|
|
|
|
class Measure(object):
|
|
__slots__ = [
|
|
"clock", "name", "start_context", "start", "new_context", "ru_utime",
|
|
"ru_stime", "db_txn_count", "db_txn_duration", "created_context"
|
|
]
|
|
|
|
def __init__(self, clock, name):
|
|
self.clock = clock
|
|
self.name = name
|
|
self.start_context = None
|
|
self.start = None
|
|
self.created_context = False
|
|
|
|
def __enter__(self):
|
|
self.start = self.clock.time_msec()
|
|
self.start_context = LoggingContext.current_context()
|
|
if not self.start_context:
|
|
self.start_context = LoggingContext("Measure")
|
|
self.start_context.__enter__()
|
|
self.created_context = True
|
|
|
|
self.ru_utime, self.ru_stime = self.start_context.get_resource_usage()
|
|
self.db_txn_count = self.start_context.db_txn_count
|
|
self.db_txn_duration = self.start_context.db_txn_duration
|
|
|
|
def __exit__(self, exc_type, exc_val, exc_tb):
|
|
if isinstance(exc_type, Exception) or not self.start_context:
|
|
return
|
|
|
|
duration = self.clock.time_msec() - self.start
|
|
block_timer.inc_by(duration, self.name)
|
|
|
|
context = LoggingContext.current_context()
|
|
|
|
if context != self.start_context:
|
|
logger.warn(
|
|
"Context has unexpectedly changed from '%s' to '%s'. (%r)",
|
|
self.start_context, context, self.name
|
|
)
|
|
return
|
|
|
|
if not context:
|
|
logger.warn("Expected context. (%r)", self.name)
|
|
return
|
|
|
|
ru_utime, ru_stime = context.get_resource_usage()
|
|
|
|
block_ru_utime.inc_by(ru_utime - self.ru_utime, self.name)
|
|
block_ru_stime.inc_by(ru_stime - self.ru_stime, self.name)
|
|
block_db_txn_count.inc_by(
|
|
context.db_txn_count - self.db_txn_count, self.name
|
|
)
|
|
block_db_txn_duration.inc_by(
|
|
context.db_txn_duration - self.db_txn_duration, self.name
|
|
)
|
|
|
|
if self.created_context:
|
|
self.start_context.__exit__(exc_type, exc_val, exc_tb)
|