51fa32f53d
Some simple additional test code to bring coverage from 82% to 99% Change-Id: I561bc0a043f3451bb0a84cad274fedc907e61ee8
127 lines
5.3 KiB
Python
127 lines
5.3 KiB
Python
# Copyright (c) 2010-2012 OpenStack Foundation
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import os
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import time
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from swift import gettext_ as _
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from random import random
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import swift.common.db
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from swift.account.backend import AccountBroker, DATADIR
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from swift.common.utils import get_logger, audit_location_generator, \
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config_true_value, dump_recon_cache, ratelimit_sleep
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from swift.common.daemon import Daemon
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from eventlet import Timeout
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class AccountAuditor(Daemon):
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"""Audit accounts."""
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def __init__(self, conf):
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self.conf = conf
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self.logger = get_logger(conf, log_route='account-auditor')
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self.devices = conf.get('devices', '/srv/node')
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self.mount_check = config_true_value(conf.get('mount_check', 'true'))
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self.interval = int(conf.get('interval', 1800))
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self.logging_interval = 3600 # once an hour
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self.account_passes = 0
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self.account_failures = 0
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self.accounts_running_time = 0
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self.max_accounts_per_second = \
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float(conf.get('accounts_per_second', 200))
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swift.common.db.DB_PREALLOCATION = \
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config_true_value(conf.get('db_preallocation', 'f'))
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self.recon_cache_path = conf.get('recon_cache_path',
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'/var/cache/swift')
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self.rcache = os.path.join(self.recon_cache_path, "account.recon")
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def _one_audit_pass(self, reported):
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all_locs = audit_location_generator(self.devices, DATADIR, '.db',
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mount_check=self.mount_check,
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logger=self.logger)
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for path, device, partition in all_locs:
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self.account_audit(path)
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if time.time() - reported >= self.logging_interval:
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self.logger.info(_('Since %(time)s: Account audits: '
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'%(passed)s passed audit,'
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'%(failed)s failed audit'),
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{'time': time.ctime(reported),
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'passed': self.account_passes,
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'failed': self.account_failures})
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dump_recon_cache({'account_audits_since': reported,
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'account_audits_passed': self.account_passes,
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'account_audits_failed':
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self.account_failures},
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self.rcache, self.logger)
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reported = time.time()
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self.account_passes = 0
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self.account_failures = 0
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self.accounts_running_time = ratelimit_sleep(
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self.accounts_running_time, self.max_accounts_per_second)
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return reported
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def run_forever(self, *args, **kwargs):
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"""Run the account audit until stopped."""
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reported = time.time()
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time.sleep(random() * self.interval)
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while True:
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self.logger.info(_('Begin account audit pass.'))
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begin = time.time()
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try:
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reported = self._one_audit_pass(reported)
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except (Exception, Timeout):
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self.logger.increment('errors')
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self.logger.exception(_('ERROR auditing'))
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elapsed = time.time() - begin
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if elapsed < self.interval:
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time.sleep(self.interval - elapsed)
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self.logger.info(
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_('Account audit pass completed: %.02fs'), elapsed)
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dump_recon_cache({'account_auditor_pass_completed': elapsed},
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self.rcache, self.logger)
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def run_once(self, *args, **kwargs):
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"""Run the account audit once."""
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self.logger.info(_('Begin account audit "once" mode'))
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begin = reported = time.time()
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self._one_audit_pass(reported)
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elapsed = time.time() - begin
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self.logger.info(
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_('Account audit "once" mode completed: %.02fs'), elapsed)
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dump_recon_cache({'account_auditor_pass_completed': elapsed},
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self.rcache, self.logger)
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def account_audit(self, path):
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"""
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Audits the given account path
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:param path: the path to an account db
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"""
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start_time = time.time()
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try:
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broker = AccountBroker(path)
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if not broker.is_deleted():
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broker.get_info()
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self.logger.increment('passes')
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self.account_passes += 1
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self.logger.debug('Audit passed for %s' % broker)
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except (Exception, Timeout):
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self.logger.increment('failures')
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self.account_failures += 1
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self.logger.exception(_('ERROR Could not get account info %s'),
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path)
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self.logger.timing_since('timing', start_time)
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