neutron/neutron/tests/unit/agent/ovsdb/native/test_connection.py

110 lines
4.8 KiB
Python

# Copyright 2015, Red Hat, Inc.
#
# 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 mock
from ovsdbapp.backend.ovs_idl import connection
from ovsdbapp.backend.ovs_idl import idlutils
from neutron.agent.ovsdb.native import connection as native_conn
from neutron.agent.ovsdb.native import exceptions as ovsdb_exc
from neutron.agent.ovsdb.native import helpers
from neutron.tests import base
SSL_KEY_FILE = '/tmp/dummy.pem'
SSL_CERT_FILE = '/tmp/dummy.crt'
SSL_CA_FILE = '/tmp/ca.crt'
class TestOVSNativeConnection(base.BaseTestCase):
@mock.patch.object(connection, 'threading')
@mock.patch.object(idlutils, 'wait_for_change')
@mock.patch.object(native_conn, 'idl')
@mock.patch.object(helpers, 'enable_connection_uri')
@mock.patch.object(idlutils, 'get_schema_helper')
def test_do_get_schema_helper_retry(self, mock_get_schema_helper,
mock_enable_conn,
mock_idl,
mock_wait_for_change,
mock_threading):
mock_helper = mock.Mock()
# raise until 3rd retry attempt
mock_get_schema_helper.side_effect = [Exception(), Exception(),
mock_helper]
try:
conn = connection.Connection(idl_factory=native_conn.idl_factory,
timeout=mock.Mock())
except TypeError:
conn = connection.Connection(idl=native_conn.idl_factory(),
timeout=mock.Mock())
conn.start()
self.assertEqual(3, len(mock_get_schema_helper.mock_calls))
mock_helper.register_all.assert_called_once_with()
@mock.patch.object(native_conn, 'Stream')
@mock.patch.object(connection, 'threading')
@mock.patch.object(native_conn, 'idl')
@mock.patch.object(idlutils, 'get_schema_helper')
@mock.patch.object(native_conn, 'os')
@mock.patch.object(native_conn, 'cfg')
def test_ssl_connection(self, mock_cfg, mock_os, mock_get_schema_helper,
mock_idl, mock_threading, mock_stream):
mock_os.path.isfile.return_value = True
mock_cfg.CONF.OVS.ovsdb_connection = 'ssl:127.0.0.1:6640'
mock_cfg.CONF.OVS.ssl_key_file = SSL_KEY_FILE
mock_cfg.CONF.OVS.ssl_cert_file = SSL_CERT_FILE
mock_cfg.CONF.OVS.ssl_ca_cert_file = SSL_CA_FILE
conn = connection.Connection(idl=native_conn.idl_factory(),
timeout=1)
conn.start()
mock_stream.ssl_set_private_key_file.assert_called_once_with(
SSL_KEY_FILE
)
mock_stream.ssl_set_certificate_file.assert_called_once_with(
SSL_CERT_FILE
)
mock_stream.ssl_set_ca_cert_file.assert_called_once_with(
SSL_CA_FILE
)
@mock.patch.object(native_conn, 'Stream')
@mock.patch.object(connection, 'threading')
@mock.patch.object(native_conn, 'idl')
@mock.patch.object(idlutils, 'get_schema_helper')
@mock.patch.object(native_conn, 'cfg')
def test_ssl_conn_file_missing(self, mock_cfg, mock_get_schema_helper,
mock_idl, mock_threading, mock_stream):
mock_cfg.CONF.OVS.ovsdb_connection = 'ssl:127.0.0.1:6640'
mock_cfg.CONF.OVS.ssl_key_file = SSL_KEY_FILE
mock_cfg.CONF.OVS.ssl_cert_file = SSL_CERT_FILE
mock_cfg.CONF.OVS.ssl_ca_cert_file = SSL_CA_FILE
self.assertRaises(ovsdb_exc.OvsdbSslConfigNotFound,
native_conn.idl_factory)
@mock.patch.object(native_conn, 'Stream')
@mock.patch.object(connection, 'threading')
@mock.patch.object(native_conn, 'idl')
@mock.patch.object(idlutils, 'get_schema_helper')
@mock.patch.object(native_conn, 'cfg')
def test_ssl_conn_cfg_missing(self, mock_cfg, mock_get_schema_helper,
mock_idl, mock_threading, mock_stream):
mock_cfg.CONF.OVS.ovsdb_connection = 'ssl:127.0.0.1:6640'
mock_cfg.CONF.OVS.ssl_key_file = None
mock_cfg.CONF.OVS.ssl_cert_file = None
mock_cfg.CONF.OVS.ssl_ca_cert_file = None
self.assertRaises(ovsdb_exc.OvsdbSslRequiredOptError,
native_conn.idl_factory)