def testget_schema_helper_success(self, mock_gsh):
mock_gsh_helper = mock.Mock()
mock_gsh.side_effect = [mock_gsh_helper]
ovn_base_connection = ovsdb_monitor.OvnBaseConnection(
mock.Mock(), mock.Mock(), mock.Mock())
helper = ovn_base_connection.get_schema_helper()
mock_gsh.assert_called_once_with(ovn_base_connection.connection,
ovn_base_connection.schema_name)
self.assertEqual(mock_gsh_helper, helper)
def testget_schema_helper_initial_exception(self, mock_gsh):
mock_gsh_helper = mock.Mock()
mock_gsh.side_effect = [Exception, mock_gsh_helper]
ovn_base_connection = ovsdb_monitor.OvnBaseConnection(
mock.Mock(), mock.Mock(), mock.Mock())
helper = ovn_base_connection.get_schema_helper()
gsh_call = mock.call(ovn_base_connection.connection,
ovn_base_connection.schema_name)
mock_gsh.assert_has_calls([gsh_call, gsh_call])
self.assertEqual(mock_gsh_helper, helper)
def _start_ovsdb_server_and_idls(self):
self.temp_dir = self.useFixture(fixtures.TempDir()).path
# Start 2 ovsdb-servers one each for OVN NB DB and OVN SB DB
# ovsdb-server with OVN SB DB can be used to test the chassis up/down
# events.
self.ovsdb_server_mgr = self.useFixture(
process.OvsdbServer(self.temp_dir, self.OVS_INSTALL_SHARE_PATH,
ovn_nb_db=True, ovn_sb_db=True,
protocol=self._ovsdb_protocol))
set_cfg = cfg.CONF.set_override
set_cfg('ovn_nb_connection',
self.ovsdb_server_mgr.get_ovsdb_connection_path(), 'ovn')
set_cfg('ovn_sb_connection',
self.ovsdb_server_mgr.get_ovsdb_connection_path(
db_type='sb'), 'ovn')
set_cfg('ovn_nb_private_key', self.ovsdb_server_mgr.private_key, 'ovn')
set_cfg('ovn_nb_certificate', self.ovsdb_server_mgr.certificate, 'ovn')
set_cfg('ovn_nb_ca_cert', self.ovsdb_server_mgr.ca_cert, 'ovn')
set_cfg('ovn_sb_private_key', self.ovsdb_server_mgr.private_key, 'ovn')
set_cfg('ovn_sb_certificate', self.ovsdb_server_mgr.certificate, 'ovn')
set_cfg('ovn_sb_ca_cert', self.ovsdb_server_mgr.ca_cert, 'ovn')
num_attempts = 0
# 5 seconds should be more than enough for the transaction to complete
# for the test cases.
# This also fixes the bug #1607639.
cfg.CONF.set_override(
'ovsdb_connection_timeout', 5,
'ovn')
# Created monitor IDL connection to the OVN NB DB.
# This monitor IDL connection can be used to
# - Verify that the ML2 OVN driver has written to the OVN NB DB
# as expected.
# - Create and delete resources in OVN NB DB outside of the
# ML2 OVN driver scope to test scenarios like ovn_nb_sync.
while num_attempts < 3:
try:
self.monitor_nb_idl_con = ovsdb_monitor.OvnBaseConnection(
self.ovsdb_server_mgr.get_ovsdb_connection_path(),
60, 'OVN_Northbound')
self.monitor_nb_idl_con.start()
self.monitor_nb_db_idl = self.monitor_nb_idl_con.idl
break
except Exception:
LOG.exception("Error connecting to the OVN_Northbound DB")
num_attempts += 1
time.sleep(1)
num_attempts = 0
# Create monitor IDL connection to the OVN SB DB.
# This monitor IDL connection can be used to
# - Create chassis rows
# - Update chassis columns etc.
while num_attempts < 3:
try:
self.monitor_sb_idl_con = ovsdb_monitor.OvnBaseConnection(
self.ovsdb_server_mgr.get_ovsdb_connection_path(
db_type='sb'),
60, 'OVN_Southbound')
self.monitor_sb_idl_con.start()
self.monitor_sb_db_idl = self.monitor_sb_idl_con.idl
break
except Exception:
LOG.exception("Error connecting to the OVN_Southbound DB")
num_attempts += 1
time.sleep(1)
trigger = mock.MagicMock()
if self.ovn_worker:
trigger.im_class = ovsdb_monitor.OvnWorker
cfg.CONF.set_override('neutron_sync_mode', 'off', 'ovn')
trigger.im_class.__name__ = 'trigger'
# mech_driver.post_fork_initialize creates the IDL connections
self.mech_driver.post_fork_initialize(mock.ANY, mock.ANY, trigger)
def testget_schema_helper_all_exception(self, mock_gsh):
mock_gsh.side_effect = RuntimeError
ovn_base_connection = ovsdb_monitor.OvnBaseConnection(
mock.Mock(), mock.Mock(), mock.Mock())
self.assertRaises(RuntimeError, ovn_base_connection.get_schema_helper)