141 lines
4.9 KiB
Python
141 lines
4.9 KiB
Python
# Copyright 2013 IBM Corp.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import collections
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import mock
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from neutron_lib import constants
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from neutron.common import ipv6_utils
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from neutron.tests import base
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from neutron.tests import tools
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class TestIsEnabledAndBindByDefault(base.BaseTestCase):
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def setUp(self):
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super(TestIsEnabledAndBindByDefault, self).setUp()
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def reset_detection_flag():
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ipv6_utils._IS_IPV6_ENABLED = None
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reset_detection_flag()
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self.addCleanup(reset_detection_flag)
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self.mock_exists = mock.patch("os.path.exists",
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return_value=True).start()
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self.proc_path = '/proc/sys/net/ipv6/conf/default/disable_ipv6'
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def test_enabled(self):
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self.useFixture(tools.OpenFixture(self.proc_path, '0'))
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enabled = ipv6_utils.is_enabled_and_bind_by_default()
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self.assertTrue(enabled)
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def test_disabled(self):
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self.useFixture(tools.OpenFixture(self.proc_path, '1'))
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enabled = ipv6_utils.is_enabled_and_bind_by_default()
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self.assertFalse(enabled)
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def test_disabled_non_exists(self):
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mo = self.useFixture(tools.OpenFixture(self.proc_path, '1')).mock_open
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self.mock_exists.return_value = False
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enabled = ipv6_utils.is_enabled_and_bind_by_default()
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self.assertFalse(enabled)
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self.assertFalse(mo.called)
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def test_memoize(self):
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mo = self.useFixture(tools.OpenFixture(self.proc_path, '0')).mock_open
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ipv6_utils.is_enabled_and_bind_by_default()
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enabled = ipv6_utils.is_enabled_and_bind_by_default()
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self.assertTrue(enabled)
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mo.assert_called_once_with(self.proc_path, 'r')
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class TestIsAutoAddressSubnet(base.BaseTestCase):
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def setUp(self):
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self.subnet = {
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'cidr': '2001:200::/64',
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'gateway_ip': '2001:200::1',
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'ip_version': 6,
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'ipv6_address_mode': None,
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'ipv6_ra_mode': None
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}
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super(TestIsAutoAddressSubnet, self).setUp()
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def test_combinations(self):
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Mode = collections.namedtuple('Mode', "addr_mode ra_mode "
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"is_auto_address")
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subnets = [
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Mode(None, None, False),
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Mode(constants.DHCPV6_STATEFUL, None, False),
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Mode(constants.DHCPV6_STATELESS, None, True),
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Mode(constants.IPV6_SLAAC, None, True),
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Mode(None, constants.DHCPV6_STATEFUL, False),
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Mode(None, constants.DHCPV6_STATELESS, True),
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Mode(None, constants.IPV6_SLAAC, True),
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Mode(constants.DHCPV6_STATEFUL, constants.DHCPV6_STATEFUL, False),
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Mode(constants.DHCPV6_STATELESS, constants.DHCPV6_STATELESS, True),
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Mode(constants.IPV6_SLAAC, constants.IPV6_SLAAC, True),
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]
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for subnet in subnets:
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self.subnet['ipv6_address_mode'] = subnet.addr_mode
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self.subnet['ipv6_ra_mode'] = subnet.ra_mode
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self.assertEqual(subnet.is_auto_address,
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ipv6_utils.is_auto_address_subnet(self.subnet))
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class TestIsEui64Address(base.BaseTestCase):
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def _test_eui_64(self, ips, expected):
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for ip in ips:
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self.assertEqual(expected, ipv6_utils.is_eui64_address(ip),
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"Error on %s" % ip)
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def test_invalid_eui64_addresses(self):
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ips = ('192.168.1.1',
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'192.168.1.0',
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'255.255.255.255',
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'0.0.0.0',
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'fffe::',
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'ff80::1',
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'fffe::0cad:12ff:ff44:5566',
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'fffe::0cad:12fe:fe44:5566',
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'ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff')
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self._test_eui_64(ips, False)
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class TestValidIpv6URL(base.BaseTestCase):
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def test_valid_ipv6_url(self):
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host = "::1"
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port = 443
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self.assertEqual("[::1]:443", ipv6_utils.valid_ipv6_url(host, port))
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def test_invalid_ipv6_url(self):
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host = "::1"
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port = 443
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self.assertNotEqual("::1:443", ipv6_utils.valid_ipv6_url(host, port))
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def test_valid_ipv4_url(self):
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host = "192.168.1.2"
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port = 443
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self.assertEqual("192.168.1.2:443",
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ipv6_utils.valid_ipv6_url(host, port))
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def test_valid_hostname_url(self):
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host = "controller"
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port = 443
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self.assertEqual("controller:443",
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ipv6_utils.valid_ipv6_url(host, port))
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