slogging/test_slogging/unit/test_db_stats_collector.py

249 lines
10 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 unittest
import os
import time
import uuid
import sqlite3
from shutil import rmtree
from slogging import db_stats_collector
from tempfile import mkdtemp
from test.unit import FakeLogger
from swift.common.db import AccountBroker, ContainerBroker
from swift.common.utils import mkdirs
class TestDbStats(unittest.TestCase):
def setUp(self):
self._was_logger = db_stats_collector.get_logger
db_stats_collector.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.get_logger = self._was_logger
rmtree(self.testdir)
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('test_container', time.time(),
None, 10, 1000)
info = stat.get_data("%s/acc.db" % self.accounts)
self.assertEquals('''"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()
container_db.put_object('test_obj', time.time(), 10, 'text', 'faketag')
info = stat.get_data("%s/con.db" % self.containers)
self.assertEquals('''"test_acc","test_con",1,10\n''', info)
def test_container_stat_get_metadata(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()
container_db.put_object('test_obj', time.time(), 10, 'text', 'faketag')
info = stat.get_data("%s/con.db" % self.containers)
self.assertEquals('''"test_acc","test_con",1,10\n''', info)
container_db.update_metadata({'test1': ('val', 1000)})
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('test_container', time.time(),
None, 10, 1000)
# 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 _drop_metadata_col(self, broker, acc_name):
broker.conn.execute('''drop table container_stat''')
broker.conn.executescript("""
CREATE TABLE container_stat (
account TEXT DEFAULT '%s',
container TEXT DEFAULT 'test_con',
created_at TEXT,
put_timestamp TEXT DEFAULT '0',
delete_timestamp TEXT DEFAULT '0',
object_count INTEGER,
bytes_used INTEGER,
reported_put_timestamp TEXT DEFAULT '0',
reported_delete_timestamp TEXT DEFAULT '0',
reported_object_count INTEGER DEFAULT 0,
reported_bytes_used INTEGER DEFAULT 0,
hash TEXT default '00000000000000000000000000000000',
id TEXT,
status TEXT DEFAULT '',
status_changed_at TEXT DEFAULT '0'
);
INSERT INTO container_stat (object_count, bytes_used)
VALUES (1, 10);
""" % acc_name)
def _gen_container_stat(self, set_metadata=False, drop_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()
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()
if drop_metadata:
output_data.add('''"test_acc_%s","test_con",1,10,,''' % i)
else:
output_data.add('''"test_acc_%s","test_con",1,10%s''' %
(i, metadata_output))
if drop_metadata:
self._drop_metadata_col(cont_db, 'test_acc_%s' % i)
self.assertEqual(len(output_data), 10)
return stat, output_data
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
was_errors = 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.assert_(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_container_no_metadata(self):
stat, output_data = self._gen_container_stat(set_metadata=True,
drop_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.assert_(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.assert_(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.assertEquals(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.assertEquals(len(stat.logger.log_dict['error']), 1)
if __name__ == '__main__':
unittest.main()