393 lines
17 KiB
Python
393 lines
17 KiB
Python
# Copyright 2018 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.
|
|
|
|
from oslo_utils import uuidutils
|
|
import testtools
|
|
|
|
from neutron.agent.linux import ip_lib
|
|
from neutron.common import utils as common_utils
|
|
from neutron.privileged.agent.linux import ip_lib as priv_ip_lib
|
|
from neutron.tests.functional import base as functional_base
|
|
|
|
|
|
class GetDeviceNamesTestCase(functional_base.BaseSudoTestCase):
|
|
|
|
def _remove_ns(self, namespace):
|
|
priv_ip_lib.remove_netns(namespace)
|
|
|
|
def test_get_device_names(self):
|
|
namespace = 'ns_test-' + uuidutils.generate_uuid()
|
|
priv_ip_lib.create_netns(namespace)
|
|
self.addCleanup(self._remove_ns, namespace)
|
|
interfaces = ['int_01', 'int_02', 'int_03', 'int_04', 'int_05']
|
|
interfaces_to_check = (interfaces + ip_lib.FB_TUNNEL_DEVICE_NAMES +
|
|
[ip_lib.LOOPBACK_DEVNAME])
|
|
for interface in interfaces:
|
|
priv_ip_lib.create_interface(interface, namespace, 'dummy')
|
|
|
|
device_names = priv_ip_lib.get_device_names(namespace)
|
|
self.assertGreater(len(device_names), 0)
|
|
for name in device_names:
|
|
self.assertIn(name, interfaces_to_check)
|
|
|
|
for interface in interfaces:
|
|
priv_ip_lib.delete_interface(interface, namespace)
|
|
|
|
device_names = priv_ip_lib.get_device_names(namespace)
|
|
self.assertGreater(len(device_names), 0)
|
|
for name in device_names:
|
|
self.assertNotIn(name, interfaces)
|
|
|
|
|
|
class GetDevicesInfoTestCase(functional_base.BaseSudoTestCase):
|
|
|
|
def setUp(self):
|
|
super(GetDevicesInfoTestCase, self).setUp()
|
|
self.namespace = 'ns_test-' + uuidutils.generate_uuid()
|
|
priv_ip_lib.create_netns(self.namespace)
|
|
self.addCleanup(self._remove_ns, self.namespace)
|
|
self.interfaces = ['int_01', 'int_02']
|
|
self.interfaces_to_exclude = (ip_lib.FB_TUNNEL_DEVICE_NAMES +
|
|
[ip_lib.LOOPBACK_DEVNAME])
|
|
|
|
def _remove_ns(self, namespace):
|
|
priv_ip_lib.remove_netns(namespace)
|
|
|
|
def test_get_devices_info_lo(self):
|
|
devices = priv_ip_lib.get_link_devices(self.namespace)
|
|
self.assertGreater(len(devices), 0)
|
|
for device in devices:
|
|
if ip_lib.get_attr(device, 'IFLA_IFNAME') != 'lo':
|
|
continue
|
|
self.assertIsNone(ip_lib.get_attr(device, 'IFLA_LINKINFO'))
|
|
break
|
|
else:
|
|
self.fail('Device "lo" not found')
|
|
|
|
def test_get_devices_info_dummy(self):
|
|
interfaces_tested = []
|
|
for interface in self.interfaces:
|
|
priv_ip_lib.create_interface(interface, self.namespace, 'dummy')
|
|
|
|
devices = priv_ip_lib.get_link_devices(self.namespace)
|
|
self.assertGreater(len(devices), 0)
|
|
for device in devices:
|
|
name = ip_lib.get_attr(device, 'IFLA_IFNAME')
|
|
if name in self.interfaces_to_exclude:
|
|
continue
|
|
self.assertIn(name, self.interfaces)
|
|
ifla_linkinfo = ip_lib.get_attr(device, 'IFLA_LINKINFO')
|
|
self.assertEqual(ip_lib.get_attr(ifla_linkinfo, 'IFLA_INFO_KIND'),
|
|
'dummy')
|
|
interfaces_tested.append(name)
|
|
self.assertEqual(sorted(interfaces_tested), sorted(self.interfaces))
|
|
|
|
def test_get_devices_info_vlan(self):
|
|
interfaces_tested = []
|
|
vlan_interfaces = []
|
|
vlan_id = 1000
|
|
for interface in self.interfaces:
|
|
priv_ip_lib.create_interface(interface, self.namespace, 'dummy')
|
|
vlan_interface = interface + '_' + str(vlan_id)
|
|
vlan_interfaces.append(vlan_interface)
|
|
priv_ip_lib.create_interface(
|
|
vlan_interface, self.namespace, 'vlan',
|
|
physical_interface=interface, vlan_id=vlan_id)
|
|
vlan_id += 1
|
|
|
|
devices = priv_ip_lib.get_link_devices(self.namespace)
|
|
self.assertGreater(len(devices), 0)
|
|
for device in devices:
|
|
name = ip_lib.get_attr(device, 'IFLA_IFNAME')
|
|
if name in self.interfaces_to_exclude:
|
|
continue
|
|
self.assertIn(name, self.interfaces + vlan_interfaces)
|
|
ifla_linkinfo = ip_lib.get_attr(device, 'IFLA_LINKINFO')
|
|
if name in vlan_interfaces:
|
|
self.assertEqual(
|
|
ip_lib.get_attr(ifla_linkinfo, 'IFLA_INFO_KIND'), 'vlan')
|
|
ifla_infodata = ip_lib.get_attr(ifla_linkinfo,
|
|
'IFLA_INFO_DATA')
|
|
vlan_id = int(name.split('_')[-1])
|
|
self.assertEqual(
|
|
ip_lib.get_attr(ifla_infodata, 'IFLA_VLAN_ID'), vlan_id)
|
|
interfaces_tested.append(name)
|
|
self.assertEqual(sorted(interfaces_tested),
|
|
sorted(self.interfaces + vlan_interfaces))
|
|
|
|
def test_get_devices_info_vxlan(self):
|
|
interfaces_tested = []
|
|
vxlan_interfaces = []
|
|
vxlan_id = 1000
|
|
for interface in self.interfaces:
|
|
priv_ip_lib.create_interface(interface, self.namespace, 'dummy')
|
|
vxlan_interface = interface + '_' + str(vxlan_id)
|
|
vxlan_interfaces.append(vxlan_interface)
|
|
priv_ip_lib.create_interface(
|
|
vxlan_interface, self.namespace, 'vxlan',
|
|
physical_interface=interface, vxlan_id=vxlan_id,
|
|
vxlan_group='239.1.1.1')
|
|
vxlan_id += 1
|
|
|
|
devices = priv_ip_lib.get_link_devices(self.namespace)
|
|
self.assertGreater(len(devices), 0)
|
|
for device in devices:
|
|
name = ip_lib.get_attr(device, 'IFLA_IFNAME')
|
|
if name in self.interfaces_to_exclude:
|
|
continue
|
|
self.assertIn(name, self.interfaces + vxlan_interfaces)
|
|
ifla_linkinfo = ip_lib.get_attr(device, 'IFLA_LINKINFO')
|
|
if name in vxlan_interfaces:
|
|
self.assertEqual(
|
|
ip_lib.get_attr(ifla_linkinfo, 'IFLA_INFO_KIND'),
|
|
'vxlan')
|
|
ifla_infodata = ip_lib.get_attr(ifla_linkinfo,
|
|
'IFLA_INFO_DATA')
|
|
vxlan_id = int(name.split('_')[-1])
|
|
self.assertEqual(
|
|
ip_lib.get_attr(ifla_infodata, 'IFLA_VXLAN_ID'), vxlan_id)
|
|
self.assertEqual(
|
|
ip_lib.get_attr(ifla_infodata, 'IFLA_VXLAN_GROUP'),
|
|
'239.1.1.1')
|
|
interfaces_tested.append(name)
|
|
self.assertEqual(sorted(interfaces_tested),
|
|
sorted(self.interfaces + vxlan_interfaces))
|
|
|
|
|
|
class ListIpRulesTestCase(functional_base.BaseSudoTestCase):
|
|
|
|
RULE_TABLES = {'default': 253, 'main': 254, 'local': 255}
|
|
|
|
def setUp(self):
|
|
super(ListIpRulesTestCase, self).setUp()
|
|
self.namespace = 'ns_test-' + uuidutils.generate_uuid()
|
|
self.ns = priv_ip_lib.create_netns(self.namespace)
|
|
self.addCleanup(self._remove_ns)
|
|
|
|
def _remove_ns(self):
|
|
priv_ip_lib.remove_netns(self.namespace)
|
|
|
|
def test_list_default_rules_ipv4(self):
|
|
rules_ipv4 = priv_ip_lib.list_ip_rules(self.namespace, 4)
|
|
self.assertEqual(3, len(rules_ipv4))
|
|
rule_tables = list(self.RULE_TABLES.values())
|
|
for rule in rules_ipv4:
|
|
rule_tables.remove(rule['table'])
|
|
self.assertEqual(0, len(rule_tables))
|
|
|
|
def test_list_rules_ipv4(self):
|
|
ip_lib.add_ip_rule(self.namespace, '192.168.0.1/24', table=10)
|
|
rules_ipv4 = priv_ip_lib.list_ip_rules(self.namespace, 4)
|
|
for rule in rules_ipv4:
|
|
if rule['table'] == 10:
|
|
self.assertEqual('192.168.0.1', rule['attrs']['FRA_SRC'])
|
|
self.assertEqual(24, rule['src_len'])
|
|
break
|
|
else:
|
|
self.fail('Rule added (192.168.0.1/24, table 10) not found')
|
|
|
|
def test_list_default_rules_ipv6(self):
|
|
rules_ipv6 = priv_ip_lib.list_ip_rules(self.namespace, 6)
|
|
self.assertEqual(2, len(rules_ipv6))
|
|
rule_tables = [255, 254]
|
|
for rule in rules_ipv6:
|
|
rule_tables.remove(rule['table'])
|
|
self.assertEqual(0, len(rule_tables))
|
|
|
|
def test_list_rules_ipv6(self):
|
|
ip_lib.add_ip_rule(self.namespace, '2001:db8::1/64', table=20)
|
|
rules_ipv6 = priv_ip_lib.list_ip_rules(self.namespace, 6)
|
|
for rule in rules_ipv6:
|
|
if rule['table'] == 20:
|
|
self.assertEqual('2001:db8::1', rule['attrs']['FRA_SRC'])
|
|
self.assertEqual(64, rule['src_len'])
|
|
break
|
|
else:
|
|
self.fail('Rule added (2001:db8::1/64, table 20) not found')
|
|
|
|
|
|
class RuleTestCase(functional_base.BaseSudoTestCase):
|
|
|
|
def setUp(self):
|
|
super(RuleTestCase, self).setUp()
|
|
self.namespace = 'ns_test-' + uuidutils.generate_uuid()
|
|
self.ns = priv_ip_lib.create_netns(self.namespace)
|
|
self.addCleanup(self._remove_ns)
|
|
|
|
def _remove_ns(self):
|
|
priv_ip_lib.remove_netns(self.namespace)
|
|
|
|
def _check_rules(self, rules, parameters, values, exception_string=None,
|
|
raise_exception=True):
|
|
for rule in rules:
|
|
if all(rule.get(parameter) == value
|
|
for parameter, value in zip(parameters, values)):
|
|
return True
|
|
else:
|
|
if raise_exception:
|
|
self.fail('Rule with %s was expected' % exception_string)
|
|
else:
|
|
return False
|
|
|
|
def test_add_rule_ip(self):
|
|
ip_addresses = ['192.168.200.250', '2001::250']
|
|
for ip_address in ip_addresses:
|
|
ip_version = common_utils.get_ip_version(ip_address)
|
|
ip_lenght = common_utils.get_network_length(ip_version)
|
|
ip_family = common_utils.get_socket_address_family(ip_version)
|
|
priv_ip_lib.add_ip_rule(self.namespace, src=ip_address,
|
|
src_len=ip_lenght, family=ip_family)
|
|
rules = ip_lib.list_ip_rules(self.namespace, ip_version)
|
|
self._check_rules(rules, ['from'], [ip_address],
|
|
'"from" IP address %s' % ip_address)
|
|
|
|
priv_ip_lib.delete_ip_rule(self.namespace, family=ip_family,
|
|
src=ip_address, src_len=ip_lenght)
|
|
rules = ip_lib.list_ip_rules(self.namespace, ip_version)
|
|
self.assertFalse(
|
|
self._check_rules(rules, ['from'], [ip_address],
|
|
raise_exception=False))
|
|
|
|
def test_add_rule_iif(self):
|
|
iif = 'iif_device_1'
|
|
priv_ip_lib.create_interface(iif, self.namespace, 'dummy')
|
|
priv_ip_lib.add_ip_rule(self.namespace, iifname=iif)
|
|
rules = ip_lib.list_ip_rules(self.namespace, 4)
|
|
self._check_rules(rules, ['iif'], [iif], 'iif name %s' % iif)
|
|
|
|
priv_ip_lib.delete_ip_rule(self.namespace, iifname=iif)
|
|
rules = ip_lib.list_ip_rules(self.namespace, 4)
|
|
self.assertFalse(
|
|
self._check_rules(rules, ['iif'], [iif], raise_exception=False))
|
|
|
|
def test_add_rule_table(self):
|
|
table = 212
|
|
ip_addresses = ['192.168.200.251', '2001::251']
|
|
for ip_address in ip_addresses:
|
|
ip_version = common_utils.get_ip_version(ip_address)
|
|
ip_lenght = common_utils.get_network_length(ip_version)
|
|
ip_family = common_utils.get_socket_address_family(ip_version)
|
|
priv_ip_lib.add_ip_rule(self.namespace, table=table,
|
|
src=ip_address, src_len=ip_lenght,
|
|
family=ip_family)
|
|
rules = ip_lib.list_ip_rules(self.namespace, ip_version)
|
|
self._check_rules(
|
|
rules, ['table', 'from'], [str(table), ip_address],
|
|
'table %s and "from" IP address %s' % (table, ip_address))
|
|
|
|
priv_ip_lib.delete_ip_rule(self.namespace, table=table,
|
|
src=ip_address, src_len=ip_lenght,
|
|
family=ip_family)
|
|
rules = ip_lib.list_ip_rules(self.namespace, ip_version)
|
|
self.assertFalse(
|
|
self._check_rules(rules, ['table', 'from'],
|
|
[str(table), ip_address],
|
|
raise_exception=False))
|
|
|
|
def test_add_rule_priority(self):
|
|
priority = 12345
|
|
ip_addresses = ['192.168.200.252', '2001::252']
|
|
for ip_address in ip_addresses:
|
|
ip_version = common_utils.get_ip_version(ip_address)
|
|
ip_lenght = common_utils.get_network_length(ip_version)
|
|
ip_family = common_utils.get_socket_address_family(ip_version)
|
|
priv_ip_lib.add_ip_rule(self.namespace, priority=priority,
|
|
src=ip_address, src_len=ip_lenght,
|
|
family=ip_family)
|
|
rules = ip_lib.list_ip_rules(self.namespace, ip_version)
|
|
self._check_rules(
|
|
rules, ['priority', 'from'], [str(priority), ip_address],
|
|
'priority %s and "from" IP address %s' %
|
|
(priority, ip_address))
|
|
|
|
priv_ip_lib.delete_ip_rule(self.namespace, priority=priority,
|
|
src=ip_address, src_len=ip_lenght,
|
|
family=ip_family)
|
|
rules = ip_lib.list_ip_rules(self.namespace, ip_version)
|
|
self.assertFalse(
|
|
self._check_rules(rules, ['priority', 'from'],
|
|
[str(priority), ip_address],
|
|
raise_exception=False))
|
|
|
|
def test_add_rule_priority_table_iif(self):
|
|
table = 213
|
|
priority = 12346
|
|
iif = 'iif_device_2'
|
|
priv_ip_lib.create_interface(iif, self.namespace, 'dummy')
|
|
priv_ip_lib.add_ip_rule(self.namespace, priority=priority, iifname=iif,
|
|
table=table)
|
|
|
|
rules = ip_lib.list_ip_rules(self.namespace, 4)
|
|
self._check_rules(
|
|
rules, ['priority', 'iif', 'table'],
|
|
[str(priority), iif, str(table)],
|
|
'priority %s, table %s and iif name %s' % (priority, table, iif))
|
|
|
|
priv_ip_lib.delete_ip_rule(self.namespace, priority=priority,
|
|
iifname=iif, table=table)
|
|
rules = ip_lib.list_ip_rules(self.namespace, 4)
|
|
self.assertFalse(
|
|
self._check_rules(rules, ['priority', 'iif', 'table'],
|
|
[str(priority), iif, str(table)],
|
|
raise_exception=False))
|
|
|
|
@testtools.skip('https://github.com/svinota/pyroute2/issues/566')
|
|
def test_add_rule_exists(self):
|
|
iif = 'iif_device_1'
|
|
priv_ip_lib.create_interface(iif, self.namespace, 'dummy')
|
|
priv_ip_lib.add_ip_rule(self.namespace, iifname=iif)
|
|
rules = ip_lib.list_ip_rules(self.namespace, 4)
|
|
self._check_rules(rules, ['iif'], [iif], 'iif name %s' % iif)
|
|
self.assertEqual(4, len(rules))
|
|
|
|
# pyroute2.netlink.exceptions.NetlinkError(17, 'File exists')
|
|
# exception is catch.
|
|
priv_ip_lib.add_ip_rule(self.namespace, iifname=iif)
|
|
rules = ip_lib.list_ip_rules(self.namespace, 4)
|
|
self._check_rules(rules, ['iif'], [iif], 'iif name %s' % iif)
|
|
self.assertEqual(4, len(rules))
|
|
|
|
|
|
class GetIpAddressesTestCase(functional_base.BaseSudoTestCase):
|
|
|
|
def _remove_ns(self, namespace):
|
|
priv_ip_lib.remove_netns(namespace)
|
|
|
|
def test_get_ip_addresses(self):
|
|
namespace = 'ns_test-' + uuidutils.generate_uuid()
|
|
priv_ip_lib.create_netns(namespace)
|
|
self.addCleanup(self._remove_ns, namespace)
|
|
interfaces = {
|
|
'20': {'cidr': '192.168.10.20/24', 'scope': 'link',
|
|
'add_broadcast': True},
|
|
'30': {'cidr': '2001::1/64', 'scope': 'global',
|
|
'add_broadcast': False}}
|
|
|
|
for int_name, int_parameters in interfaces.items():
|
|
priv_ip_lib.create_interface(int_name, namespace, 'dummy',
|
|
index=int(int_name))
|
|
ip_lib.add_ip_address(
|
|
int_parameters['cidr'], int_name, namespace,
|
|
int_parameters['scope'], int_parameters['add_broadcast'])
|
|
|
|
ip_addresses = priv_ip_lib.get_ip_addresses(namespace)
|
|
for ip_address in ip_addresses:
|
|
int_name = str(ip_address['index'])
|
|
ip = ip_lib.get_attr(ip_address, 'IFA_ADDRESS')
|
|
mask = ip_address['prefixlen']
|
|
cidr = common_utils.ip_to_cidr(ip, mask)
|
|
self.assertEqual(interfaces[int_name]['cidr'], cidr)
|
|
self.assertEqual(interfaces[int_name]['scope'],
|
|
ip_lib.IP_ADDRESS_SCOPE[ip_address['scope']])
|