def prepare(self, context, databases, memory_mb, users, device_path=None,
mount_point=None, backup_id=None):
"""Makes ready DBAAS on a Guest container."""
MySqlAppStatus.get().begin_mysql_install()
# status end_mysql_install set with secure()
app = MySqlApp(MySqlAppStatus.get())
restart_mysql = False
if device_path:
device = volume.VolumeDevice(device_path)
device.format()
#if a /var/lib/mysql folder exists, back it up.
if os.path.exists(CONF.mount_point):
#stop and do not update database
app.stop_db()
#rsync exiting data
if not backup_id:
restart_mysql = True
device.migrate_data(CONF.mount_point)
#mount the volume
device.mount(mount_point)
LOG.debug(_("Mounted the volume."))
#check mysql was installed and stopped
if restart_mysql:
app.start_mysql()
app.install_if_needed()
if backup_id:
self._perform_restore(backup_id, context, CONF.mount_point, app)
LOG.info(_("Securing mysql now."))
app.secure(memory_mb)
if backup_id and MySqlAdmin().is_root_enabled():
MySqlAdmin().report_root_enabled(context)
else:
app.secure_root()
app.complete_install_or_restart()
if databases:
self.create_database(context, databases)
if users:
self.create_user(context, users)
LOG.info('"prepare" call has finished.')
def prepare(self, context, databases, memory_mb, users, device_path=None,
mount_point=None, backup_id=None):
"""Makes ready DBAAS on a Guest container."""
MySqlAppStatus.get().begin_mysql_install()
# status end_mysql_install set with secure()
app = MySqlApp(MySqlAppStatus.get())
restart_mysql = False
if device_path:
device = volume.VolumeDevice(device_path)
device.format()
#if a /var/lib/mysql folder exists, back it up.
if os.path.exists(CONF.mount_point):
#stop and do not update database
app.stop_db()
#rsync exiting data
if not backup_id:
restart_mysql = True
device.migrate_data(CONF.mount_point)
#mount the volume
device.mount(mount_point)
LOG.debug(_("Mounted the volume."))
#check mysql was installed and stopped
if restart_mysql:
app.start_mysql()
app.install_if_needed()
if backup_id:
self._perform_restore(backup_id, context, CONF.mount_point)
LOG.info(_("Securing mysql now."))
app.secure(memory_mb)
if backup_id and MySqlAdmin().is_root_enabled():
MySqlAdmin().report_root_enabled(context)
else:
app.secure_root()
app.complete_install_or_restart()
if databases:
self.create_database(context, databases)
if users:
self.create_user(context, users)
LOG.info('"prepare" call has finished.')
class MySqlAppTest(testtools.TestCase):
def setUp(self):
super(MySqlAppTest, self).setUp()
self.orig_utils_execute_with_timeout = dbaas.utils.execute_with_timeout
self.orig_time_sleep = time.sleep
util.init_db()
self.FAKE_ID = randint(1, 10000)
InstanceServiceStatus.create(instance_id=self.FAKE_ID,
status=ServiceStatuses.NEW)
self.appStatus = FakeAppStatus(self.FAKE_ID, ServiceStatuses.NEW)
self.mySqlApp = MySqlApp(self.appStatus)
time.sleep = Mock()
def tearDown(self):
super(MySqlAppTest, self).tearDown()
dbaas.utils.execute_with_timeout = self.orig_utils_execute_with_timeout
time.sleep = self.orig_time_sleep
InstanceServiceStatus.find_by(instance_id=self.FAKE_ID).delete()
def assert_reported_status(self, expected_status):
service_status = InstanceServiceStatus.find_by(
instance_id=self.FAKE_ID)
self.assertEqual(expected_status, service_status.status)
def mysql_starts_successfully(self):
def start(update_db=False):
self.appStatus.set_next_status(ServiceStatuses.RUNNING)
self.mySqlApp.start_mysql.side_effect = start
def mysql_starts_unsuccessfully(self):
def start():
raise RuntimeError("MySQL failed to start!")
self.mySqlApp.start_mysql.side_effect = start
def mysql_stops_successfully(self):
def stop():
self.appStatus.set_next_status(ServiceStatuses.SHUTDOWN)
self.mySqlApp.stop_db.side_effect = stop
def mysql_stops_unsuccessfully(self):
def stop():
raise RuntimeError("MySQL failed to stop!")
self.mySqlApp.stop_db.side_effect = stop
def test_stop_mysql(self):
dbaas.utils.execute_with_timeout = Mock()
self.appStatus.set_next_status(ServiceStatuses.SHUTDOWN)
self.mySqlApp.stop_db()
self.assert_reported_status(ServiceStatuses.NEW)
def test_stop_mysql_with_db_update(self):
dbaas.utils.execute_with_timeout = Mock()
self.appStatus.set_next_status(ServiceStatuses.SHUTDOWN)
self.mySqlApp.stop_db(True)
self.assert_reported_status(ServiceStatuses.SHUTDOWN)
def test_stop_mysql_error(self):
dbaas.utils.execute_with_timeout = Mock()
self.appStatus.set_next_status(ServiceStatuses.RUNNING)
self.mySqlApp.state_change_wait_time = 1
self.assertRaises(RuntimeError, self.mySqlApp.stop_db)
def test_restart_is_successful(self):
self.mySqlApp.start_mysql = Mock()
self.mySqlApp.stop_db = Mock()
self.mysql_stops_successfully()
self.mysql_starts_successfully()
self.mySqlApp.restart()
self.assertTrue(self.mySqlApp.stop_db.called)
self.assertTrue(self.mySqlApp.start_mysql.called)
self.assert_reported_status(ServiceStatuses.RUNNING)
def test_restart_mysql_wont_start_up(self):
self.mySqlApp.start_mysql = Mock()
self.mySqlApp.stop_db = Mock()
self.mysql_stops_unsuccessfully()
self.mysql_starts_unsuccessfully()
self.assertRaises(RuntimeError, self.mySqlApp.restart)
self.assertTrue(self.mySqlApp.stop_db.called)
self.assertFalse(self.mySqlApp.start_mysql.called)
self.assert_reported_status(ServiceStatuses.NEW)
def test_wipe_ib_logfiles_no_file(self):
from reddwarf.common.exception import ProcessExecutionError
processexecerror = ProcessExecutionError('No such file or directory')
dbaas.utils.execute_with_timeout = Mock(side_effect=processexecerror)
self.mySqlApp.wipe_ib_logfiles()
def test_wipe_ib_logfiles_error(self):
from reddwarf.common.exception import ProcessExecutionError
mocked = Mock(side_effect=ProcessExecutionError('Error'))
dbaas.utils.execute_with_timeout = mocked
self.assertRaises(ProcessExecutionError,
self.mySqlApp.wipe_ib_logfiles)
def test_start_mysql(self):
dbaas.utils.execute_with_timeout = Mock()
self.appStatus.set_next_status(ServiceStatuses.RUNNING)
self.mySqlApp.start_mysql()
self.assert_reported_status(ServiceStatuses.NEW)
def test_start_mysql_with_db_update(self):
dbaas.utils.execute_with_timeout = Mock()
self.appStatus.set_next_status(ServiceStatuses.RUNNING)
self.mySqlApp.start_mysql(True)
self.assert_reported_status(ServiceStatuses.RUNNING)
def test_start_mysql_runs_forever(self):
dbaas.utils.execute_with_timeout = Mock()
self.mySqlApp.state_change_wait_time = 1
self.appStatus.set_next_status(ServiceStatuses.SHUTDOWN)
self.assertRaises(RuntimeError, self.mySqlApp.start_mysql)
self.assert_reported_status(ServiceStatuses.SHUTDOWN)
def test_start_mysql_error(self):
self.mySqlApp._enable_mysql_on_boot = Mock()
from reddwarf.common.exception import ProcessExecutionError
mocked = Mock(side_effect=ProcessExecutionError('Error'))
dbaas.utils.execute_with_timeout = mocked
self.assertRaises(RuntimeError, self.mySqlApp.start_mysql)
def test_start_db_with_conf_changes(self):
self.mySqlApp.start_mysql = Mock()
self.mySqlApp._write_mycnf = Mock()
self.mysql_starts_successfully()
self.appStatus.status = ServiceStatuses.SHUTDOWN
self.mySqlApp.start_db_with_conf_changes(Mock())
self.assertTrue(self.mySqlApp._write_mycnf.called)
self.assertTrue(self.mySqlApp.start_mysql.called)
self.assertEqual(self.appStatus._get_actual_db_status(),
ServiceStatuses.RUNNING)
def test_start_db_with_conf_changes_mysql_is_running(self):
self.mySqlApp.start_mysql = Mock()
self.mySqlApp._write_mycnf = Mock()
self.appStatus.status = ServiceStatuses.RUNNING
self.assertRaises(RuntimeError,
self.mySqlApp.start_db_with_conf_changes, Mock())
class MySqlAppTest(testtools.TestCase):
def setUp(self):
super(MySqlAppTest, self).setUp()
self.orig_utils_execute_with_timeout = dbaas.utils.execute_with_timeout
self.orig_time_sleep = time.sleep
util.init_db()
self.FAKE_ID = randint(1, 10000)
InstanceServiceStatus.create(instance_id=self.FAKE_ID,
status=ServiceStatuses.NEW)
self.appStatus = FakeAppStatus(self.FAKE_ID, ServiceStatuses.NEW)
self.mySqlApp = MySqlApp(self.appStatus)
time.sleep = Mock()
def tearDown(self):
super(MySqlAppTest, self).tearDown()
dbaas.utils.execute_with_timeout = self.orig_utils_execute_with_timeout
time.sleep = self.orig_time_sleep
InstanceServiceStatus.find_by(instance_id=self.FAKE_ID).delete()
def assert_reported_status(self, expected_status):
service_status = InstanceServiceStatus.find_by(
instance_id=self.FAKE_ID)
self.assertEqual(expected_status, service_status.status)
def mysql_starts_successfully(self):
def start(update_db=False):
self.appStatus.set_next_status(ServiceStatuses.RUNNING)
self.mySqlApp.start_mysql.side_effect = start
def mysql_starts_unsuccessfully(self):
def start():
raise RuntimeError("MySQL failed to start!")
self.mySqlApp.start_mysql.side_effect = start
def mysql_stops_successfully(self):
def stop():
self.appStatus.set_next_status(ServiceStatuses.SHUTDOWN)
self.mySqlApp.stop_db.side_effect = stop
def mysql_stops_unsuccessfully(self):
def stop():
raise RuntimeError("MySQL failed to stop!")
self.mySqlApp.stop_db.side_effect = stop
def test_stop_mysql(self):
dbaas.utils.execute_with_timeout = Mock()
self.appStatus.set_next_status(ServiceStatuses.SHUTDOWN)
self.mySqlApp.stop_db()
self.assert_reported_status(ServiceStatuses.NEW)
def test_stop_mysql_with_db_update(self):
dbaas.utils.execute_with_timeout = Mock()
self.appStatus.set_next_status(ServiceStatuses.SHUTDOWN)
self.mySqlApp.stop_db(True)
self.assert_reported_status(ServiceStatuses.SHUTDOWN)
def test_stop_mysql_error(self):
dbaas.utils.execute_with_timeout = Mock()
self.appStatus.set_next_status(ServiceStatuses.RUNNING)
self.mySqlApp.state_change_wait_time = 1
self.assertRaises(RuntimeError, self.mySqlApp.stop_db)
def test_restart_is_successful(self):
self.mySqlApp.start_mysql = Mock()
self.mySqlApp.stop_db = Mock()
self.mysql_stops_successfully()
self.mysql_starts_successfully()
self.mySqlApp.restart()
self.assertTrue(self.mySqlApp.stop_db.called)
self.assertTrue(self.mySqlApp.start_mysql.called)
self.assert_reported_status(ServiceStatuses.RUNNING)
def test_restart_mysql_wont_start_up(self):
self.mySqlApp.start_mysql = Mock()
self.mySqlApp.stop_db = Mock()
self.mysql_stops_unsuccessfully()
self.mysql_starts_unsuccessfully()
self.assertRaises(RuntimeError, self.mySqlApp.restart)
self.assertTrue(self.mySqlApp.stop_db.called)
self.assertFalse(self.mySqlApp.start_mysql.called)
self.assert_reported_status(ServiceStatuses.NEW)
def test_wipe_ib_logfiles_no_file(self):
from reddwarf.common.exception import ProcessExecutionError
processexecerror = ProcessExecutionError('No such file or directory')
dbaas.utils.execute_with_timeout = Mock(side_effect=processexecerror)
self.mySqlApp.wipe_ib_logfiles()
def test_wipe_ib_logfiles_error(self):
from reddwarf.common.exception import ProcessExecutionError
mocked = Mock(side_effect=ProcessExecutionError('Error'))
dbaas.utils.execute_with_timeout = mocked
self.assertRaises(ProcessExecutionError,
self.mySqlApp.wipe_ib_logfiles)
def test_start_mysql(self):
dbaas.utils.execute_with_timeout = Mock()
self.appStatus.set_next_status(ServiceStatuses.RUNNING)
self.mySqlApp.start_mysql()
self.assert_reported_status(ServiceStatuses.NEW)
def test_start_mysql_with_db_update(self):
dbaas.utils.execute_with_timeout = Mock()
self.appStatus.set_next_status(ServiceStatuses.RUNNING)
self.mySqlApp.start_mysql(True)
self.assert_reported_status(ServiceStatuses.RUNNING)
def test_start_mysql_runs_forever(self):
dbaas.utils.execute_with_timeout = Mock()
self.mySqlApp.state_change_wait_time = 1
self.appStatus.set_next_status(ServiceStatuses.SHUTDOWN)
self.assertRaises(RuntimeError, self.mySqlApp.start_mysql)
self.assert_reported_status(ServiceStatuses.SHUTDOWN)
def test_start_mysql_error(self):
self.mySqlApp._enable_mysql_on_boot = Mock()
from reddwarf.common.exception import ProcessExecutionError
mocked = Mock(side_effect=ProcessExecutionError('Error'))
dbaas.utils.execute_with_timeout = mocked
self.assertRaises(RuntimeError, self.mySqlApp.start_mysql)
def test_start_db_with_conf_changes(self):
self.mySqlApp.start_mysql = Mock()
self.mySqlApp._write_mycnf = Mock()
self.mysql_starts_successfully()
self.appStatus.status = ServiceStatuses.SHUTDOWN
self.mySqlApp.start_db_with_conf_changes(Mock())
self.assertTrue(self.mySqlApp._write_mycnf.called)
self.assertTrue(self.mySqlApp.start_mysql.called)
self.assertEqual(self.appStatus._get_actual_db_status(),
ServiceStatuses.RUNNING)
def test_start_db_with_conf_changes_mysql_is_running(self):
self.mySqlApp.start_mysql = Mock()
self.mySqlApp._write_mycnf = Mock()
self.appStatus.status = ServiceStatuses.RUNNING
self.assertRaises(RuntimeError,
self.mySqlApp.start_db_with_conf_changes, Mock())
