slogging/test/unit/test_db_stats_collector.py

227 lines
9.4 KiB
Python

# Copyright (c) 2010-2011 OpenStack, LLC.
#
# 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 os
from shutil import rmtree
from slogging import db_stats_collector
import sqlite3
from swift.account.backend import AccountBroker
from swift.common.utils import mkdirs
from swift.container.backend import ContainerBroker
from tempfile import mkdtemp
from test.unit import FakeLogger
import time
import unittest
import uuid
class TestDbStats(unittest.TestCase):
def setUp(self):
self._was_logger = db_stats_collector.utils.get_logger
db_stats_collector.utils.get_logger = FakeLogger
self.testdir = os.path.join(mkdtemp(), 'tmp_test_db_stats')
self.devices = os.path.join(self.testdir, 'node')
rmtree(self.testdir, ignore_errors=1)
mkdirs(os.path.join(self.devices, 'sda'))
self.accounts = os.path.join(self.devices, 'sda', 'accounts')
self.containers = os.path.join(self.devices, 'sda', 'containers')
self.log_dir = '%s/log' % self.testdir
self.conf = dict(devices=self.devices,
log_dir=self.log_dir,
mount_check='false')
def tearDown(self):
db_stats_collector.utils.get_logger = self._was_logger
rmtree(self.testdir)
def _gen_account_stat(self):
stat = db_stats_collector.AccountStatsCollector(self.conf)
output_data = set()
for i in range(10):
account_db = AccountBroker(
"%s/stats-201001010%s-%s.db" % (self.accounts,
i,
uuid.uuid4().hex),
account='test_acc_%s' % i)
account_db.initialize()
account_db.put_container(name='test_container',
put_timestamp=time.time(),
delete_timestamp=0,
object_count=10,
bytes_used=1000,
storage_policy_index=1)
# this will "commit" the data
account_db.get_info()
output_data.add('''"test_acc_%s",1,10,1000''' % i),
self.assertEqual(len(output_data), 10)
return stat, output_data
def _gen_container_stat(self, set_metadata=False):
if set_metadata:
self.conf['metadata_keys'] = 'test1,test2'
# webob runs title on all headers
stat = db_stats_collector.ContainerStatsCollector(self.conf)
output_data = set()
for i in range(10):
cont_db = ContainerBroker(
"%s/container-stats-201001010%s-%s.db" % (self.containers,
i,
uuid.uuid4().hex),
account='test_acc_%s' % i, container='test_con')
cont_db.initialize(storage_policy_index=0)
cont_db.put_object('test_obj', time.time(), 10, 'text', 'faketag')
metadata_output = ''
if set_metadata:
if i % 2:
cont_db.update_metadata({'X-Container-Meta-Test1': (5, 1)})
metadata_output = ',1,'
else:
cont_db.update_metadata({'X-Container-Meta-Test2': (7, 2)})
metadata_output = ',,1'
# this will "commit" the data
cont_db.get_info()
output_data.add('''"test_acc_%s","test_con",1,10%s''' %
(i, metadata_output))
self.assertEqual(len(output_data), 10)
return stat, output_data
def test_account_stat_get_data(self):
stat = db_stats_collector.AccountStatsCollector(self.conf)
account_db = AccountBroker("%s/acc.db" % self.accounts,
account='test_acc')
account_db.initialize()
account_db.put_container(name='test_container',
put_timestamp=time.time(),
delete_timestamp=0,
object_count=10,
bytes_used=1000,
storage_policy_index=1)
info = stat.get_data("%s/acc.db" % self.accounts)
self.assertEqual('''"test_acc",1,10,1000\n''', info)
def test_container_stat_get_data(self):
stat = db_stats_collector.ContainerStatsCollector(self.conf)
container_db = ContainerBroker("%s/con.db" % self.containers,
account='test_acc',
container='test_con')
container_db.initialize(storage_policy_index=0)
container_db.put_object(name='test_obj',
timestamp=time.time(),
size=10,
content_type='text',
etag='faketag')
info = stat.get_data("%s/con.db" % self.containers)
self.assertEqual('''"test_acc","test_con",1,10\n''', info)
def test_container_stat_get_metadata(self):
container_db = ContainerBroker("%s/con.db" % self.containers,
account='test_acc',
container='test_con')
container_db.initialize(storage_policy_index=0)
container_db.put_object(name='test_obj',
timestamp=time.time(),
size=10,
content_type='text',
etag='faketag')
container_db.update_metadata({'X-Container-Meta-Test1': ('val', 1000)})
self.conf['metadata_keys'] = 'test1,test2'
stat = db_stats_collector.ContainerStatsCollector(self.conf)
info = stat.get_data("%s/con.db" % self.containers)
self.assertEqual('''"test_acc","test_con",1,10,1,\n''', info)
def test_account_stat_run_once_account(self):
stat, output_data = self._gen_account_stat()
stat.run_once()
stat_file = os.listdir(self.log_dir)[0]
with open(os.path.join(self.log_dir, stat_file)) as stat_handle:
for i in range(10):
data = stat_handle.readline()
output_data.discard(data.strip())
self.assertEqual(len(output_data), 0)
def test_account_stat_run_once_bad_db(self):
stat, output_data = self._gen_account_stat()
def raise_error(path):
raise sqlite3.OperationalError('Test error')
stat.get_data = raise_error
len(stat.logger.log_dict['info'])
stat.run_once()
def test_account_stat_run_once_container_metadata(self):
stat, output_data = self._gen_container_stat(set_metadata=True)
stat.run_once()
stat_file = os.listdir(self.log_dir)[0]
with open(os.path.join(self.log_dir, stat_file)) as stat_handle:
headers = stat_handle.readline()
self.assertTrue(headers.startswith('Account Hash,Container Name,'))
for i in range(10):
data = stat_handle.readline()
output_data.discard(data.strip())
self.assertEqual(len(output_data), 0)
def test_account_stat_run_once_both(self):
acc_stat, acc_output_data = self._gen_account_stat()
con_stat, con_output_data = self._gen_container_stat()
acc_stat.run_once()
stat_file = os.listdir(self.log_dir)[0]
with open(os.path.join(self.log_dir, stat_file)) as stat_handle:
for i in range(10):
data = stat_handle.readline()
acc_output_data.discard(data.strip())
self.assertEqual(len(acc_output_data), 0)
con_stat.run_once()
stat_file = [f for f in os.listdir(self.log_dir) if f != stat_file][0]
with open(os.path.join(self.log_dir, stat_file)) as stat_handle:
headers = stat_handle.readline()
self.assertTrue(headers.startswith('Account Hash,Container Name,'))
for i in range(10):
data = stat_handle.readline()
con_output_data.discard(data.strip())
self.assertEqual(len(con_output_data), 0)
def test_account_stat_run_once_fail(self):
stat, output_data = self._gen_account_stat()
rmtree(self.accounts)
stat.run_once()
self.assertEqual(len(stat.logger.log_dict['debug']), 1)
def test_not_implemented(self):
db_stat = db_stats_collector.DatabaseStatsCollector(
self.conf, 'account', 'test_dir', 'stats-%Y%m%d%H_')
self.assertRaises(NotImplementedError, db_stat.get_data)
self.assertRaises(NotImplementedError, db_stat.get_header)
def test_not_not_mounted(self):
self.conf['mount_check'] = 'true'
stat, output_data = self._gen_account_stat()
stat.run_once()
self.assertEqual(len(stat.logger.log_dict['error']), 1)
if __name__ == '__main__':
unittest.main()