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neutron/neutron/tests/unit/agent/linux/test_dhcp.py

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# Copyright 2012 OpenStack Foundation
# All Rights Reserved.
#
# 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 copy
import os
from unittest import mock
import netaddr
from neutron_lib.api.definitions import extra_dhcp_opt as edo_ext
from neutron_lib import constants
from neutron_lib import exceptions
from neutron_lib import fixture as lib_fixtures
from oslo_config import cfg
import oslo_messaging
from oslo_utils import fileutils
from oslo_utils import uuidutils
import testtools
from neutron.agent.linux import dhcp
from neutron.agent.linux import ip_lib
from neutron.cmd import runtime_checks as checks
from neutron.conf.agent import common as config
from neutron.conf.agent import dhcp as dhcp_config
from neutron.conf import common as base_config
from neutron.privileged.agent.linux import dhcp as priv_dhcp
from neutron.tests import base
class FakeIPAllocation(object):
def __init__(self, address, subnet_id=None):
self.ip_address = address
self.subnet_id = subnet_id
class FakeDNSAssignment(object):
def __init__(self, ip_address, dns_name='', domain='openstacklocal'):
if dns_name:
self.hostname = dns_name
else:
self.hostname = 'host-%s' % ip_address.replace(
'.', '-').replace(':', '-')
self.ip_address = ip_address
self.fqdn = self.hostname
if domain:
self.fqdn = '%s.%s.' % (self.hostname, domain)
class DhcpOpt(object):
def __init__(self, **kwargs):
self.__dict__.update(ip_version=constants.IP_VERSION_4)
self.__dict__.update(kwargs)
def __str__(self):
return str(self.__dict__)
# A base class where class attributes can also be accessed by treating
# an instance as a dict.
class Dictable(object):
def __getitem__(self, k):
return self.__class__.__dict__.get(k)
class FakeDhcpPort(object):
def __init__(self):
self.id = 'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaa'
self.admin_state_up = True
self.device_owner = constants.DEVICE_OWNER_DHCP
self.fixed_ips = [
FakeIPAllocation('192.168.0.1',
'dddddddd-dddd-dddd-dddd-dddddddddddd')]
self.mac_address = '00:00:80:aa:bb:ee'
self.device_id = 'fake_dhcp_port'
self.extra_dhcp_opts = []
class FakeReservedPort(object):
def __init__(self, id='reserved-aaaa-aaaa-aaaa-aaaaaaaaaaa'):
self.admin_state_up = True
self.device_owner = constants.DEVICE_OWNER_DHCP
self.fixed_ips = [
FakeIPAllocation('192.168.0.6',
'dddddddd-dddd-dddd-dddd-dddddddddddd'),
FakeIPAllocation('fdca:3ba5:a17a:4ba3::2',
'ffffffff-ffff-ffff-ffff-ffffffffffff')]
self.mac_address = '00:00:80:aa:bb:ee'
self.device_id = constants.DEVICE_ID_RESERVED_DHCP_PORT
self.extra_dhcp_opts = []
self.id = id
class FakePort1(object):
def __init__(self, domain='openstacklocal'):
self.id = 'eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee'
self.admin_state_up = True
self.device_owner = 'foo1'
self.fixed_ips = [
FakeIPAllocation('192.168.0.2',
'dddddddd-dddd-dddd-dddd-dddddddddddd')]
self.mac_address = '00:00:80:aa:bb:cc'
self.device_id = 'fake_port1'
self.extra_dhcp_opts = []
self.dns_assignment = [FakeDNSAssignment('192.168.0.2', domain=domain)]
class FakePort2(object):
def __init__(self):
self.id = 'ffffffff-ffff-ffff-ffff-ffffffffffff'
self.admin_state_up = False
self.device_owner = 'foo2'
self.fixed_ips = [
FakeIPAllocation('192.168.0.3',
'dddddddd-dddd-dddd-dddd-dddddddddddd')]
self.mac_address = '00:00:f3:aa:bb:cc'
self.device_id = 'fake_port2'
self.dns_assignment = [FakeDNSAssignment('192.168.0.3')]
self.extra_dhcp_opts = []
class FakePort3(object):
def __init__(self):
self.id = '44444444-4444-4444-4444-444444444444'
self.admin_state_up = True
self.device_owner = 'foo3'
self.fixed_ips = [
FakeIPAllocation('192.168.0.4',
'dddddddd-dddd-dddd-dddd-dddddddddddd'),
FakeIPAllocation('192.168.1.2',
'eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee')]
self.dns_assignment = [FakeDNSAssignment('192.168.0.4'),
FakeDNSAssignment('192.168.1.2')]
self.mac_address = '00:00:0f:aa:bb:cc'
self.device_id = 'fake_port3'
self.extra_dhcp_opts = []
class FakePort4(object):
def __init__(self):
self.id = 'gggggggg-gggg-gggg-gggg-gggggggggggg'
self.admin_state_up = False
self.device_owner = 'foo3'
self.fixed_ips = [
FakeIPAllocation('192.168.0.4',
'dddddddd-dddd-dddd-dddd-dddddddddddd'),
FakeIPAllocation('ffda:3ba5:a17a:4ba3:0216:3eff:fec2:771d',
'eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee')]
self.dns_assignment = [
FakeDNSAssignment('192.168.0.4'),
FakeDNSAssignment('ffda:3ba5:a17a:4ba3:0216:3eff:fec2:771d')]
self.mac_address = '00:16:3E:C2:77:1D'
self.device_id = 'fake_port4'
self.extra_dhcp_opts = []
class FakePort5(object):
def __init__(self):
self.id = 'eeeeeeee-eeee-eeee-eeee-eeeeeeeeeee'
self.admin_state_up = True
self.device_owner = 'foo5'
self.fixed_ips = [
FakeIPAllocation('192.168.0.5',
'dddddddd-dddd-dddd-dddd-dddddddddddd')]
self.dns_assignment = [FakeDNSAssignment('192.168.0.5')]
self.mac_address = '00:00:0f:aa:bb:55'
self.device_id = 'fake_port5'
self.extra_dhcp_opts = [
DhcpOpt(opt_name=edo_ext.DHCP_OPT_CLIENT_ID,
opt_value='test5')]
class FakePort6(object):
def __init__(self):
self.id = 'ccccccccc-cccc-cccc-cccc-ccccccccc'
self.admin_state_up = True
self.device_owner = 'foo6'
self.fixed_ips = [
FakeIPAllocation('192.168.0.6',
'dddddddd-dddd-dddd-dddd-dddddddddddd')]
self.dns_assignment = [FakeDNSAssignment('192.168.0.6')]
self.mac_address = '00:00:0f:aa:bb:66'
self.device_id = 'fake_port6'
self.extra_dhcp_opts = [
DhcpOpt(opt_name=edo_ext.DHCP_OPT_CLIENT_ID,
opt_value='test6',
ip_version=constants.IP_VERSION_4),
DhcpOpt(opt_name='dns-server',
opt_value='123.123.123.45',
ip_version=constants.IP_VERSION_4)]
class FakeV6Port(object):
def __init__(self, domain='openstacklocal'):
self.id = 'hhhhhhhh-hhhh-hhhh-hhhh-hhhhhhhhhhhh'
self.admin_state_up = True
self.device_owner = 'foo3'
self.fixed_ips = [
FakeIPAllocation('fdca:3ba5:a17a:4ba3::2',
'ffffffff-ffff-ffff-ffff-ffffffffffff')]
self.mac_address = '00:00:f3:aa:bb:cc'
self.device_id = 'fake_port6'
self.extra_dhcp_opts = []
self.dns_assignment = [FakeDNSAssignment('fdca:3ba5:a17a:4ba3::2',
domain=domain)]
class FakeV6PortExtraOpt(object):
def __init__(self):
self.id = 'hhhhhhhh-hhhh-hhhh-hhhh-hhhhhhhhhhhh'
self.admin_state_up = True
self.device_owner = 'foo3'
self.fixed_ips = [
FakeIPAllocation('ffea:3ba5:a17a:4ba3:0216:3eff:fec2:771d',
'eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee')]
self.dns_assignment = [
FakeDNSAssignment('ffea:3ba5:a17a:4ba3:0216:3eff:fec2:771d')]
self.mac_address = '00:16:3e:c2:77:1d'
self.device_id = 'fake_port6'
self.extra_dhcp_opts = [
DhcpOpt(opt_name='dns-server',
opt_value='ffea:3ba5:a17a:4ba3::100',
ip_version=constants.IP_VERSION_6)]
class FakeV6PortMultipleFixedIpsSameSubnet(object):
def __init__(self, domain='openstacklocal'):
self.id = 'hhhhhhhh-hhhh-hhhh-hhhh-hhhhhhhhhhhh'
self.admin_state_up = True
self.device_owner = 'foo3'
self.fixed_ips = [
FakeIPAllocation('fdca:3ba5:a17a:4ba3::2',
'ffffffff-ffff-ffff-ffff-ffffffffffff'),
FakeIPAllocation('fdca:3ba5:a17a:4ba3::4',
'ffffffff-ffff-ffff-ffff-ffffffffffff')]
self.mac_address = '00:00:f3:aa:bb:cc'
self.device_id = 'fake_port6'
self.extra_dhcp_opts = []
self.dns_assignment = [FakeDNSAssignment('fdca:3ba5:a17a:4ba3::2',
domain=domain),
FakeDNSAssignment('fdca:3ba5:a17a:4ba3::4',
domain=domain)]
class FakeDualPortWithV6ExtraOpt(object):
def __init__(self):
self.id = 'hhhhhhhh-hhhh-hhhh-hhhh-hhhhhhhhhhhh'
self.admin_state_up = True
self.device_owner = 'foo3'
self.fixed_ips = [
FakeIPAllocation('192.168.0.3',
'dddddddd-dddd-dddd-dddd-dddddddddddd'),
FakeIPAllocation('ffea:3ba5:a17a:4ba3:0216:3eff:fec2:771d',
'eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee')]
self.dns_assignment = [
FakeDNSAssignment('192.168.0.3'),
FakeDNSAssignment('ffea:3ba5:a17a:4ba3:0216:3eff:fec2:771d')]
self.mac_address = '00:16:3e:c2:77:1d'
self.device_id = 'fake_port6'
self.extra_dhcp_opts = [
DhcpOpt(opt_name='dns-server',
opt_value='ffea:3ba5:a17a:4ba3::100',
ip_version=constants.IP_VERSION_6)]
class FakeDualPort(object):
def __init__(self, domain='openstacklocal'):
self.id = 'hhhhhhhh-hhhh-hhhh-hhhh-hhhhhhhhhhhh'
self.admin_state_up = True
self.device_owner = 'foo3'
self.fixed_ips = [
FakeIPAllocation('192.168.0.3',
'dddddddd-dddd-dddd-dddd-dddddddddddd'),
FakeIPAllocation('fdca:3ba5:a17a:4ba3::3',
'ffffffff-ffff-ffff-ffff-ffffffffffff')]
self.mac_address = '00:00:0f:aa:bb:cc'
self.device_id = 'fake_dual_port'
self.extra_dhcp_opts = []
self.dns_assignment = [FakeDNSAssignment('192.168.0.3', domain=domain),
FakeDNSAssignment('fdca:3ba5:a17a:4ba3::3',
domain=domain)]
class FakeRouterPort(object):
def __init__(self, dev_owner=constants.DEVICE_OWNER_ROUTER_INTF,
ip_address='192.168.0.1', domain='openstacklocal'):
self.id = 'rrrrrrrr-rrrr-rrrr-rrrr-rrrrrrrrrrrr'
self.admin_state_up = True
self.mac_address = '00:00:0f:rr:rr:rr'
self.device_id = 'fake_router_port'
self.dns_assignment = []
self.extra_dhcp_opts = []
self.device_owner = dev_owner
self.fixed_ips = [FakeIPAllocation(
ip_address, 'dddddddd-dddd-dddd-dddd-dddddddddddd')]
self.dns_assignment = [FakeDNSAssignment(ip.ip_address, domain=domain)
for ip in self.fixed_ips]
class FakeRouterHAPort(object):
def __init__(self):
self.id = 'hahahaha-haha-haha-haha-hahahahahaha'
self.admin_state_up = True
self.device_owner = constants.DEVICE_OWNER_ROUTER_HA_INTF
self.mac_address = '00:00:0f:aa:aa:aa'
self.device_id = 'fake_router_ha_port'
self.dns_assignment = []
self.extra_dhcp_opts = []
self.fixed_ips = [FakeIPAllocation(
'169.254.169.20', 'dddddddd-dddd-dddd-dddd-dddddddddddd')]
class FakeRouterPortNoDHCP(object):
def __init__(self, dev_owner=constants.DEVICE_OWNER_ROUTER_INTF,
ip_address='192.168.0.1', domain='openstacklocal'):
self.id = 'ssssssss-ssss-ssss-ssss-ssssssssssss'
self.admin_state_up = True
self.mac_address = '00:00:0f:rr:rr:rr'
self.device_id = 'fake_router_port_no_dhcp'
self.dns_assignment = []
self.extra_dhcp_opts = []
self.device_owner = dev_owner
self.fixed_ips = [FakeIPAllocation(
ip_address, 'eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee')]
self.dns_assignment = [FakeDNSAssignment(ip.ip_address, domain=domain)
for ip in self.fixed_ips]
class FakeRouterPort2(object):
def __init__(self):
self.id = 'rrrrrrrr-rrrr-rrrr-rrrr-rrrrrrrrrrrr'
self.admin_state_up = True
self.device_owner = constants.DEVICE_OWNER_ROUTER_INTF
self.fixed_ips = [
FakeIPAllocation('192.168.1.1',
'cccccccc-cccc-cccc-cccc-cccccccccccc')]
self.dns_assignment = [FakeDNSAssignment('192.168.1.1')]
self.mac_address = '00:00:0f:rr:rr:r2'
self.device_id = 'fake_router_port2'
self.extra_dhcp_opts = []
class FakeRouterPortSegmentID(object):
def __init__(self):
self.id = 'qqqqqqqq-qqqq-qqqq-qqqq-qqqqqqqqqqqq'
self.admin_state_up = True
self.device_owner = constants.DEVICE_OWNER_ROUTER_INTF
self.fixed_ips = [
FakeIPAllocation('192.168.2.1',
'iiiiiiii-iiii-iiii-iiii-iiiiiiiiiiii')]
self.dns_assignment = [FakeDNSAssignment('192.168.2.1')]
self.mac_address = '00:00:0f:rr:rr:r3'
self.device_id = 'fake_router_port3'
self.extra_dhcp_opts = []
class FakePortMultipleAgents1(object):
def __init__(self):
self.id = 'rrrrrrrr-rrrr-rrrr-rrrr-rrrrrrrrrrrr'
self.admin_state_up = True
self.device_owner = constants.DEVICE_OWNER_DHCP
self.fixed_ips = [
FakeIPAllocation('192.168.0.5',
'dddddddd-dddd-dddd-dddd-dddddddddddd')]
self.dns_assignment = [FakeDNSAssignment('192.168.0.5')]
self.mac_address = '00:00:0f:dd:dd:dd'
self.device_id = 'fake_multiple_agents_port'
self.extra_dhcp_opts = []
class FakePortMultipleAgents2(object):
def __init__(self):
self.id = 'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa'
self.admin_state_up = True
self.device_owner = constants.DEVICE_OWNER_DHCP
self.fixed_ips = [
FakeIPAllocation('192.168.0.6',
'dddddddd-dddd-dddd-dddd-dddddddddddd')]
self.dns_assignment = [FakeDNSAssignment('192.168.0.6')]
self.mac_address = '00:00:0f:ee:ee:ee'
self.device_id = 'fake_multiple_agents_port2'
self.extra_dhcp_opts = []
class FakePortWithClientIdNum(object):
def __init__(self):
self.extra_dhcp_opts = [
DhcpOpt(opt_name=dhcp.DHCP_OPT_CLIENT_ID_NUM,
opt_value='test_client_id_num')]
class FakePortWithClientIdNumStr(object):
def __init__(self):
self.extra_dhcp_opts = [
DhcpOpt(opt_name=str(dhcp.DHCP_OPT_CLIENT_ID_NUM),
opt_value='test_client_id_num')]
class FakeV4HostRoute(object):
def __init__(self):
self.destination = '20.0.0.1/24'
self.nexthop = '20.0.0.1'
class FakeV4HostRouteGateway(object):
def __init__(self):
self.destination = constants.IPv4_ANY
self.nexthop = '10.0.0.1'
class FakeV6HostRoute(object):
def __init__(self):
self.destination = '2001:0200:feed:7ac0::/64'
self.nexthop = '2001:0200:feed:7ac0::1'
class FakeV4Subnet(Dictable):
def __init__(self):
self.id = 'dddddddd-dddd-dddd-dddd-dddddddddddd'
self.ip_version = constants.IP_VERSION_4
self.cidr = '192.168.0.0/24'
self.gateway_ip = '192.168.0.1'
self.enable_dhcp = True
self.host_routes = [FakeV4HostRoute()]
self.dns_nameservers = ['8.8.8.8']
class FakeV4Subnet2(FakeV4Subnet):
def __init__(self):
super(FakeV4Subnet2, self).__init__()
self.id = 'cccccccc-cccc-cccc-cccc-cccccccccccc'
self.cidr = '192.168.1.0/24'
self.gateway_ip = '192.168.1.1'
self.host_routes = []
class FakeV4SubnetSegmentID(FakeV4Subnet):
def __init__(self):
super(FakeV4SubnetSegmentID, self).__init__()
self.id = 'iiiiiiii-iiii-iiii-iiii-iiiiiiiiiiii'
self.cidr = '192.168.2.0/24'
self.gateway_ip = '192.168.2.1'
self.host_routes = []
self.segment_id = 1
class FakeV4SubnetSegmentID2(FakeV4Subnet):
def __init__(self):
super(FakeV4SubnetSegmentID2, self).__init__()
self.id = 'jjjjjjjj-jjjj-jjjj-jjjj-jjjjjjjjjjjj'
self.host_routes = []
self.segment_id = 2
class FakeV4MetadataSubnet(FakeV4Subnet):
def __init__(self):
super(FakeV4MetadataSubnet, self).__init__()
self.cidr = '169.254.169.254/30'
self.gateway_ip = '169.254.169.253'
self.host_routes = []
self.dns_nameservers = []
class FakeV4SubnetGatewayRoute(FakeV4Subnet):
def __init__(self):
super(FakeV4SubnetGatewayRoute, self).__init__()
self.host_routes = [FakeV4HostRouteGateway()]
class FakeV4SubnetMultipleAgentsWithoutDnsProvided(FakeV4Subnet):
def __init__(self):
super(FakeV4SubnetMultipleAgentsWithoutDnsProvided, self).__init__()
self.dns_nameservers = []
self.host_routes = []
class FakeV4SubnetAgentWithManyDnsProvided(FakeV4Subnet):
def __init__(self):
super(FakeV4SubnetAgentWithManyDnsProvided, self).__init__()
self.dns_nameservers = ['2.2.2.2', '9.9.9.9', '1.1.1.1', '3.3.3.3']
self.host_routes = []
class FakeV4SubnetAgentWithNoDnsProvided(FakeV4Subnet):
def __init__(self):
super(FakeV4SubnetAgentWithNoDnsProvided, self).__init__()
self.dns_nameservers = ['0.0.0.0']
self.host_routes = []
class FakeV4MultipleAgentsWithoutDnsProvided(object):
def __init__(self):
self.id = 'ffffffff-ffff-ffff-ffff-ffffffffffff'
self.subnets = [FakeV4SubnetMultipleAgentsWithoutDnsProvided()]
self.ports = [FakePort1(), FakePort2(), FakePort3(), FakeRouterPort(),
FakePortMultipleAgents1(), FakePortMultipleAgents2()]
self.namespace = 'qdhcp-ns'
class FakeV4AgentWithoutDnsProvided(object):
def __init__(self):
self.id = 'ffffffff-ffff-ffff-ffff-ffffffffffff'
self.subnets = [FakeV4SubnetMultipleAgentsWithoutDnsProvided()]
self.ports = [FakePort1(), FakePort2(), FakePort3(), FakeRouterPort(),
FakePortMultipleAgents1()]
self.namespace = 'qdhcp-ns'
class FakeV4AgentWithManyDnsProvided(object):
def __init__(self):
self.id = 'ffffffff-ffff-ffff-ffff-ffffffffffff'
self.subnets = [FakeV4SubnetAgentWithManyDnsProvided()]
self.ports = [FakePort1(), FakePort2(), FakePort3(), FakeRouterPort(),
FakePortMultipleAgents1()]
self.namespace = 'qdhcp-ns'
class FakeV4AgentWithNoDnsProvided(object):
def __init__(self):
self.id = 'ffffffff-ffff-ffff-ffff-ffffffffffff'
self.subnets = [FakeV4SubnetAgentWithNoDnsProvided()]
self.ports = [FakePort1(), FakePort2(), FakePort3(), FakeRouterPort(),
FakePortMultipleAgents1()]
self.namespace = 'qdhcp-ns'
class FakeV4SubnetMultipleAgentsWithDnsProvided(FakeV4Subnet):
def __init__(self):
super(FakeV4SubnetMultipleAgentsWithDnsProvided, self).__init__()
self.host_routes = []
class FakeV4MultipleAgentsWithDnsProvided(object):
def __init__(self):
self.id = 'ffffffff-ffff-ffff-ffff-ffffffffffff'
self.subnets = [FakeV4SubnetMultipleAgentsWithDnsProvided()]
self.ports = [FakePort1(), FakePort2(), FakePort3(), FakeRouterPort(),
FakePortMultipleAgents1(), FakePortMultipleAgents2()]
self.namespace = 'qdhcp-ns'
class FakeV6Subnet(object):
def __init__(self):
self.id = 'ffffffff-ffff-ffff-ffff-ffffffffffff'
self.ip_version = constants.IP_VERSION_6
self.cidr = 'fdca:3ba5:a17a:4ba3::/64'
self.gateway_ip = 'fdca:3ba5:a17a:4ba3::1'
self.enable_dhcp = True
self.host_routes = [FakeV6HostRoute()]
self.dns_nameservers = ['2001:0200:feed:7ac0::1']
self.ipv6_ra_mode = None
self.ipv6_address_mode = None
class FakeV4SubnetNoDHCP(object):
def __init__(self):
self.id = 'eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee'
self.ip_version = constants.IP_VERSION_4
self.cidr = '192.168.1.0/24'
self.gateway_ip = '192.168.1.1'
self.enable_dhcp = False
self.host_routes = []
self.dns_nameservers = []
class FakeV6SubnetDHCPStateful(Dictable):
def __init__(self):
self.id = 'ffffffff-ffff-ffff-ffff-ffffffffffff'
self.ip_version = constants.IP_VERSION_6
self.cidr = 'fdca:3ba5:a17a:4ba3::/64'
self.gateway_ip = 'fdca:3ba5:a17a:4ba3::1'
self.enable_dhcp = True
self.host_routes = [FakeV6HostRoute()]
self.dns_nameservers = ['2001:0200:feed:7ac0::1']
self.ipv6_ra_mode = None
self.ipv6_address_mode = constants.DHCPV6_STATEFUL
class FakeV6SubnetSlaac(object):
def __init__(self):
self.id = 'eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee'
self.ip_version = constants.IP_VERSION_6
self.cidr = 'ffda:3ba5:a17a:4ba3::/64'
self.gateway_ip = 'ffda:3ba5:a17a:4ba3::1'
self.enable_dhcp = True
self.host_routes = [FakeV6HostRoute()]
self.ipv6_address_mode = constants.IPV6_SLAAC
self.ipv6_ra_mode = None
class FakeV6SubnetStateless(object):
def __init__(self):
self.id = 'eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee'
self.ip_version = constants.IP_VERSION_6
self.cidr = 'ffea:3ba5:a17a:4ba3::/64'
self.gateway_ip = 'ffea:3ba5:a17a:4ba3::1'
self.enable_dhcp = True
self.dns_nameservers = []
self.host_routes = []
self.ipv6_address_mode = constants.DHCPV6_STATELESS
self.ipv6_ra_mode = None
class FakeV6SubnetStatelessNoDnsProvided(object):
def __init__(self):
self.id = 'eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee'
self.ip_version = constants.IP_VERSION_6
self.cidr = 'ffea:3ba5:a17a:4ba3::/64'
self.gateway_ip = 'ffea:3ba5:a17a:4ba3::1'
self.enable_dhcp = True
self.dns_nameservers = ['::']
self.host_routes = []
self.ipv6_address_mode = constants.DHCPV6_STATELESS
self.ipv6_ra_mode = None
class FakeV6SubnetStatelessBadPrefixLength(object):
def __init__(self):
self.id = 'eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee'
self.ip_version = constants.IP_VERSION_6
self.cidr = 'ffeb:3ba5:a17a:4ba3::/56'
self.gateway_ip = 'ffeb:3ba5:a17a:4ba3::1'
self.enable_dhcp = True
self.dns_nameservers = []
self.host_routes = []
self.ipv6_address_mode = constants.DHCPV6_STATELESS
self.ipv6_ra_mode = None
class FakeV4SubnetNoGateway(FakeV4Subnet):
def __init__(self):
super(FakeV4SubnetNoGateway, self).__init__()
self.id = 'eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee'
self.cidr = '192.168.1.0/24'
self.gateway_ip = None
self.enable_dhcp = True
self.host_routes = []
self.dns_nameservers = []
class FakeV4SubnetNoRouter(FakeV4Subnet):
def __init__(self):
super(FakeV4SubnetNoRouter, self).__init__()
self.id = 'eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee'
self.cidr = '192.168.1.0/24'
self.gateway_ip = '192.168.1.1'
self.host_routes = []
self.dns_nameservers = []
class FakeV4Network(object):
def __init__(self):
self.id = 'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa'
self.subnets = [FakeV4Subnet()]
self.ports = [FakePort1()]
self.namespace = 'qdhcp-ns'
class FakeV4NetworkClientId(object):
def __init__(self):
self.id = 'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa'
self.subnets = [FakeV4Subnet()]
self.ports = [FakePort1(), FakePort5(), FakePort6()]
self.namespace = 'qdhcp-ns'
class FakeV4NetworkClientIdNum(object):
def __init__(self):
self.id = 'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa'
self.subnets = [FakeV4Subnet()]
self.ports = [FakePortWithClientIdNum()]
self.namespace = 'qdhcp-ns'
class FakeV4NetworkClientIdNumStr(object):
def __init__(self):
self.id = 'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa'
self.subnets = [FakeV4Subnet()]
self.ports = [FakePortWithClientIdNumStr()]
self.namespace = 'qdhcp-ns'
class FakeV6Network(object):
def __init__(self):
self.id = 'bbbbbbbb-bbbb-bbbb-bbbb-bbbbbbbbbbbb'
self.subnets = [FakeV6Subnet()]
self.ports = [FakePort2()]
self.namespace = 'qdhcp-ns'
class FakeDualNetwork(object):
def __init__(self, domain='openstacklocal'):
self.id = 'cccccccc-cccc-cccc-cccc-cccccccccccc'
self.subnets = [FakeV4Subnet(), FakeV6SubnetDHCPStateful()]
self.namespace = 'qdhcp-ns'
self.ports = [FakePort1(domain=domain), FakeV6Port(domain=domain),
FakeDualPort(domain=domain),
FakeRouterHAPort(),
FakeRouterPort(domain=domain)]
class FakeDeviceManagerNetwork(object):
def __init__(self):
self.id = 'cccccccc-cccc-cccc-cccc-cccccccccccc'
self.subnets = [FakeV4Subnet(), FakeV6SubnetDHCPStateful()]
self.ports = [FakePort1(),
FakeV6Port(),
FakeDualPort(),
FakeRouterPort()]
self.namespace = 'qdhcp-ns'
class FakeDualNetworkReserved(object):
def __init__(self):
self.id = 'cccccccc-cccc-cccc-cccc-cccccccccccc'
self.subnets = [FakeV4Subnet(), FakeV6SubnetDHCPStateful()]
self.ports = [FakePort1(), FakeV6Port(), FakeDualPort(),
FakeRouterPort(), FakeReservedPort()]
self.namespace = 'qdhcp-ns'
class FakeDualNetworkReserved2(object):
def __init__(self):
self.id = 'cccccccc-cccc-cccc-cccc-cccccccccccc'
self.subnets = [FakeV4Subnet(), FakeV6SubnetDHCPStateful()]
self.ports = [FakePort1(), FakeV6Port(), FakeDualPort(),
FakeRouterPort(), FakeReservedPort(),
FakeReservedPort(id='reserved-2')]
self.namespace = 'qdhcp-ns'
class FakeNetworkDhcpPort(object):
def __init__(self):
self.id = 'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa'
self.subnets = [FakeV4Subnet()]
self.ports = [FakePort1(), FakeDhcpPort()]
self.namespace = 'qdhcp-ns'
class FakeDualNetworkGatewayRoute(object):
def __init__(self):
self.id = 'cccccccc-cccc-cccc-cccc-cccccccccccc'
self.subnets = [FakeV4SubnetGatewayRoute(), FakeV6SubnetDHCPStateful()]
self.ports = [FakePort1(), FakePort2(), FakePort3(), FakeRouterPort()]
self.namespace = 'qdhcp-ns'
class FakeDualNetworkSingleDHCP(object):
def __init__(self):
self.id = 'cccccccc-cccc-cccc-cccc-cccccccccccc'
self.subnets = [FakeV4Subnet(), FakeV4SubnetNoDHCP()]
self.ports = [FakePort1(), FakePort2(), FakePort3(), FakeRouterPort()]
self.namespace = 'qdhcp-ns'
class FakeDualNetworkSingleDHCPBothAttaced(object):
def __init__(self):
self.id = 'cccccccc-cccc-cccc-cccc-cccccccccccc'
# dhcp-agent actually can't get the subnet with dhcp disabled
self.subnets = [FakeV4Subnet()]
self.ports = [FakePort1(), FakeRouterPortNoDHCP(), FakeRouterPort()]
self.namespace = 'qdhcp-ns'
class FakeDualNetworkDualDHCP(object):
def __init__(self):
self.id = 'cccccccc-cccc-cccc-cccc-cccccccccccc'
self.subnets = [FakeV4Subnet(), FakeV4Subnet2()]
self.ports = [FakePort1(), FakeRouterPort(), FakeRouterPort2()]
self.namespace = 'qdhcp-ns'
class FakeDualNetworkDualDHCPOnLinkSubnetRoutesDisabled(object):
def __init__(self):
self.id = 'cccccccc-cccc-cccc-cccc-cccccccccccc'
self.subnets = [FakeV4Subnet(), FakeV4SubnetSegmentID()]
self.ports = [FakePort1(), FakeRouterPort(), FakeRouterPortSegmentID()]
self.namespace = 'qdhcp-ns'
class FakeNonLocalSubnets(object):
def __init__(self):
self.id = 'cccccccc-cccc-cccc-cccc-cccccccccccc'
self.subnets = [FakeV4SubnetSegmentID2()]
self.non_local_subnets = [FakeV4SubnetSegmentID()]
self.ports = [FakePort1(), FakeRouterPort(), FakeRouterPortSegmentID()]
self.namespace = 'qdhcp-ns'
class FakeDualNetworkTriDHCPOneOnLinkSubnetRoute(object):
def __init__(self):
self.id = 'cccccccc-cccc-cccc-cccc-cccccccccccc'
self.subnets = [FakeV4Subnet(), FakeV4Subnet2(),
FakeV4SubnetSegmentID()]
self.ports = [FakePort1(), FakeRouterPort(), FakeRouterPort2(),
FakeRouterPortSegmentID()]
self.namespace = 'qdhcp-ns'
class FakeV4NoGatewayNetwork(object):
def __init__(self):
self.id = 'cccccccc-cccc-cccc-cccc-cccccccccccc'
self.subnets = [FakeV4SubnetNoGateway()]
self.ports = [FakePort1()]
class FakeV4NetworkNoRouter(object):
def __init__(self):
self.id = 'cccccccc-cccc-cccc-cccc-cccccccccccc'
self.subnets = [FakeV4SubnetNoRouter()]
self.ports = [FakePort1()]
class FakeV4MetadataNetwork(object):
def __init__(self):
self.id = 'cccccccc-cccc-cccc-cccc-cccccccccccc'
self.subnets = [FakeV4MetadataSubnet()]
self.ports = [FakeRouterPort(ip_address='169.254.169.253')]
class FakeV4NetworkDistRouter(object):
def __init__(self):
self.id = 'cccccccc-cccc-cccc-cccc-cccccccccccc'
self.subnets = [FakeV4Subnet()]
self.ports = [FakePort1(),
FakeRouterPort(
dev_owner=constants.DEVICE_OWNER_DVR_INTERFACE)]
class FakeDualV4Pxe3Ports(object):
def __init__(self, port_detail="portsSame"):
self.id = 'cccccccc-cccc-cccc-cccc-cccccccccccc'
self.subnets = [FakeV4Subnet(), FakeV4SubnetNoDHCP()]
self.ports = [FakePort1(), FakePort2(), FakePort3(), FakeRouterPort()]
self.namespace = 'qdhcp-ns'
if port_detail == "portsSame":
self.ports[0].extra_dhcp_opts = [
DhcpOpt(opt_name='tftp-server', opt_value='192.168.0.3'),
DhcpOpt(opt_name='server-ip-address', opt_value='192.168.0.2'),
DhcpOpt(opt_name='bootfile-name', opt_value='pxelinux.0')]
self.ports[1].extra_dhcp_opts = [
DhcpOpt(opt_name='tftp-server', opt_value='192.168.1.3'),
DhcpOpt(opt_name='server-ip-address', opt_value='192.168.1.2'),
DhcpOpt(opt_name='bootfile-name', opt_value='pxelinux2.0')]
self.ports[2].extra_dhcp_opts = [
DhcpOpt(opt_name='tftp-server', opt_value='192.168.1.3'),
DhcpOpt(opt_name='server-ip-address', opt_value='192.168.1.2'),
DhcpOpt(opt_name='bootfile-name', opt_value='pxelinux3.0')]
else:
self.ports[0].extra_dhcp_opts = [
DhcpOpt(opt_name='tftp-server', opt_value='192.168.0.2'),
DhcpOpt(opt_name='server-ip-address', opt_value='192.168.0.2'),
DhcpOpt(opt_name='bootfile-name', opt_value='pxelinux.0')]
self.ports[1].extra_dhcp_opts = [
DhcpOpt(opt_name='tftp-server', opt_value='192.168.0.5'),
DhcpOpt(opt_name='server-ip-address', opt_value='192.168.0.5'),
DhcpOpt(opt_name='bootfile-name', opt_value='pxelinux2.0')]
self.ports[2].extra_dhcp_opts = [
DhcpOpt(opt_name='tftp-server', opt_value='192.168.0.7'),
DhcpOpt(opt_name='server-ip-address', opt_value='192.168.0.7'),
DhcpOpt(opt_name='bootfile-name', opt_value='pxelinux3.0')]
class FakeV4NetworkPxe2Ports(object):
def __init__(self, port_detail="portsSame"):
self.id = 'dddddddd-dddd-dddd-dddd-dddddddddddd'
self.subnets = [FakeV4Subnet()]
self.ports = [FakePort1(), FakePort2(), FakeRouterPort()]
self.namespace = 'qdhcp-ns'
if port_detail == "portsSame":
self.ports[0].extra_dhcp_opts = [
DhcpOpt(opt_name='tftp-server', opt_value='192.168.0.3'),
DhcpOpt(opt_name='server-ip-address', opt_value='192.168.0.2'),
DhcpOpt(opt_name='bootfile-name', opt_value='pxelinux.0')]
self.ports[1].extra_dhcp_opts = [
DhcpOpt(opt_name='tftp-server', opt_value='192.168.0.3'),
DhcpOpt(opt_name='server-ip-address', opt_value='192.168.0.2'),
DhcpOpt(opt_name='bootfile-name', opt_value='pxelinux.0')]
else:
self.ports[0].extra_dhcp_opts = [
DhcpOpt(opt_name='tftp-server', opt_value='192.168.0.3'),
DhcpOpt(opt_name='server-ip-address', opt_value='192.168.0.2'),
DhcpOpt(opt_name='bootfile-name', opt_value='pxelinux.0')]
self.ports[1].extra_dhcp_opts = [
DhcpOpt(opt_name='tftp-server', opt_value='192.168.0.5'),
DhcpOpt(opt_name='server-ip-address', opt_value='192.168.0.5'),
DhcpOpt(opt_name='bootfile-name', opt_value='pxelinux.0')]
class FakeV4NetworkPxe3Ports(object):
def __init__(self, port_detail="portsSame"):
self.id = 'dddddddd-dddd-dddd-dddd-dddddddddddd'
self.subnets = [FakeV4Subnet()]
self.ports = [FakePort1(), FakePort2(), FakePort3(), FakeRouterPort()]
self.namespace = 'qdhcp-ns'
if port_detail == "portsSame":
self.ports[0].extra_dhcp_opts = [
DhcpOpt(opt_name='tftp-server', opt_value='192.168.0.3'),
DhcpOpt(opt_name='server-ip-address', opt_value='192.168.0.2'),
DhcpOpt(opt_name='bootfile-name', opt_value='pxelinux.0')]
self.ports[1].extra_dhcp_opts = [
DhcpOpt(opt_name='tftp-server', opt_value='192.168.1.3'),
DhcpOpt(opt_name='server-ip-address', opt_value='192.168.1.2'),
DhcpOpt(opt_name='bootfile-name', opt_value='pxelinux.0')]
self.ports[2].extra_dhcp_opts = [
DhcpOpt(opt_name='tftp-server', opt_value='192.168.1.3'),
DhcpOpt(opt_name='server-ip-address', opt_value='192.168.1.2'),
DhcpOpt(opt_name='bootfile-name', opt_value='pxelinux.0')]
else:
self.ports[0].extra_dhcp_opts = [
DhcpOpt(opt_name='tftp-server', opt_value='192.168.0.3'),
DhcpOpt(opt_name='server-ip-address', opt_value='192.168.0.2'),
DhcpOpt(opt_name='bootfile-name', opt_value='pxelinux.0')]
self.ports[1].extra_dhcp_opts = [
DhcpOpt(opt_name='tftp-server', opt_value='192.168.0.5'),
DhcpOpt(opt_name='server-ip-address', opt_value='192.168.0.5'),
DhcpOpt(opt_name='bootfile-name', opt_value='pxelinux2.0')]
self.ports[2].extra_dhcp_opts = [
DhcpOpt(opt_name='tftp-server', opt_value='192.168.0.7'),
DhcpOpt(opt_name='server-ip-address', opt_value='192.168.0.7'),
DhcpOpt(opt_name='bootfile-name', opt_value='pxelinux3.0')]
class FakeV4NetworkPxePort(object):
def __init__(self):
self.id = 'dddddddd-dddd-dddd-dddd-dddddddddddd'
self.subnets = [FakeV4Subnet()]
self.ports = [FakePort1()]
self.namespace = 'qdhcp-ns'
self.ports[0].extra_dhcp_opts = [
DhcpOpt(opt_name='tftp-server', opt_value='192.168.0.3',
ip_version=constants.IP_VERSION_4),
DhcpOpt(opt_name='server-ip-address', opt_value='192.168.0.2',
ip_version=constants.IP_VERSION_4),
DhcpOpt(opt_name='nd98', opt_value='option-nondigit-98',
ip_version=constants.IP_VERSION_4),
DhcpOpt(opt_name='99', opt_value='option-99',
ip_version=constants.IP_VERSION_4),
DhcpOpt(opt_name='bootfile-name', opt_value='pxelinux.0',
ip_version=constants.IP_VERSION_4)]
class FakeV6NetworkPxePort(object):
def __init__(self):
self.id = 'dddddddd-dddd-dddd-dddd-dddddddddddd'
self.subnets = [FakeV6SubnetDHCPStateful()]
self.ports = [FakeV6Port()]
self.namespace = 'qdhcp-ns'
self.ports[0].extra_dhcp_opts = [
DhcpOpt(opt_name='tftp-server', opt_value='2001:192:168::1',
ip_version=constants.IP_VERSION_6),
DhcpOpt(opt_name='nd98', opt_value='option-nondigit-98',
ip_version=constants.IP_VERSION_6),
DhcpOpt(opt_name='99', opt_value='option-99',
ip_version=constants.IP_VERSION_6),
DhcpOpt(opt_name='bootfile-name', opt_value='pxelinux.0',
ip_version=constants.IP_VERSION_6)]
class FakeV6NetworkPxePortWrongOptVersion(object):
def __init__(self):
self.id = 'dddddddd-dddd-dddd-dddd-dddddddddddd'
self.subnets = [FakeV6SubnetDHCPStateful()]
self.ports = [FakeV6Port()]
self.namespace = 'qdhcp-ns'
self.ports[0].extra_dhcp_opts = [
DhcpOpt(opt_name='tftp-server', opt_value='192.168.0.7',
ip_version=constants.IP_VERSION_4),
DhcpOpt(opt_name='bootfile-name', opt_value='pxelinux.0',
ip_version=constants.IP_VERSION_6)]
class FakeDualStackNetworkSingleDHCP(object):
def __init__(self):
self.id = 'eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee'
self.subnets = [FakeV4Subnet(), FakeV6SubnetSlaac()]
self.ports = [FakePort1(), FakePort4(), FakeRouterPort()]
class FakeDualStackNetworkingSingleDHCPTags(object):
def __init__(self):
self.id = 'eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee'
self.subnets = [FakeV4Subnet(), FakeV6SubnetSlaac()]
self.ports = [FakePort1(), FakePort4(), FakeRouterPort()]
for port in self.ports:
port.extra_dhcp_opts = [
DhcpOpt(opt_name='tag:ipxe,bootfile-name',
opt_value='pxelinux.0')]
class FakeV4NetworkMultipleTags(object):
def __init__(self):
self.id = 'dddddddd-dddd-dddd-dddd-dddddddddddd'
self.subnets = [FakeV4Subnet()]
self.ports = [FakePort1(), FakeRouterPort()]
self.namespace = 'qdhcp-ns'
self.ports[0].extra_dhcp_opts = [
DhcpOpt(opt_name='tag:ipxe,bootfile-name', opt_value='pxelinux.0')]
class FakeV6NetworkStatelessDHCP(object):
def __init__(self):
self.id = 'bbbbbbbb-bbbb-bbbb-bbbb-bbbbbbbbbbbb'
self.subnets = [FakeV6SubnetStateless()]
self.ports = [FakeV6PortExtraOpt()]
self.namespace = 'qdhcp-ns'
class FakeV6NetworkStatelessDHCPNoDnsProvided(object):
def __init__(self):
self.id = 'bbbbbbbb-bbbb-bbbb-bbbb-bbbbbbbbbbbb'
self.subnets = [FakeV6SubnetStatelessNoDnsProvided()]
self.ports = [FakeV6Port()]
self.namespace = 'qdhcp-ns'
class FakeV6NetworkStatelessDHCPBadPrefixLength(object):
def __init__(self):
self.id = 'bbbbbbbb-bbbb-bbbb-bbbb-bbbbbbbbbbbb'
self.subnets = [FakeV6SubnetStatelessBadPrefixLength()]
self.ports = [FakeV6PortExtraOpt()]
self.namespace = 'qdhcp-ns'
class FakeNetworkWithV6SatelessAndV4DHCPSubnets(object):
def __init__(self):
self.id = 'bbbbbbbb-bbbb-bbbb-bbbb-bbbbbbbbbbbb'
self.subnets = [FakeV6SubnetStateless(), FakeV4Subnet()]
self.ports = [FakeDualPortWithV6ExtraOpt(), FakeRouterPort()]
self.namespace = 'qdhcp-ns'
class FakeV6NetworkStatefulDHCPSameSubnetFixedIps(object):
def __init__(self):
self.id = 'bbbbbbbb-bbbb-bbbb-bbbb-bbbbbbbbbbbb'
self.subnets = [FakeV6SubnetDHCPStateful()]
self.ports = [FakeV6PortMultipleFixedIpsSameSubnet()]
self.namespace = 'qdhcp-ns'
class LocalChild(dhcp.DhcpLocalProcess):
PORTS = {4: [4], 6: [6]}
def __init__(self, *args, **kwargs):
self.process_monitor = mock.Mock()
kwargs['process_monitor'] = self.process_monitor
super(LocalChild, self).__init__(*args, **kwargs)
self.called = []
def reload_allocations(self):
self.called.append('reload')
def spawn_process(self):
self.called.append('spawn')
class TestConfBase(base.BaseTestCase):
def setUp(self):
super(TestConfBase, self).setUp()
self.conf = config.setup_conf()
self.conf.register_opts(base_config.core_opts)
self.conf.register_opts(dhcp_config.DHCP_OPTS)
self.conf.register_opts(dhcp_config.DNSMASQ_OPTS)
config.register_external_process_opts(self.conf)
config.register_interface_driver_opts_helper(self.conf)
class TestBase(TestConfBase):
def setUp(self):
super(TestBase, self).setUp()
instance = mock.patch("neutron.agent.linux.dhcp.DeviceManager")
self.mock_mgr = instance.start()
self.conf.register_opt(cfg.BoolOpt('enable_isolated_metadata',
default=True))
self.conf.register_opt(cfg.BoolOpt("force_metadata",
default=False))
self.conf.register_opt(cfg.BoolOpt('enable_metadata_network',
default=False))
self.config_parse(self.conf)
self.conf.set_override('state_path', '')
self.replace_p = mock.patch('neutron_lib.utils.file.replace_file')
self.execute_p = mock.patch('neutron.agent.common.utils.execute')
mock.patch('neutron.agent.linux.utils.execute').start()
self.safe = self.replace_p.start()
self.execute = self.execute_p.start()
self.makedirs = mock.patch('os.makedirs').start()
self.rmtree = mock.patch('shutil.rmtree').start()
self.external_process = mock.patch(
'neutron.agent.linux.external_process.ProcessManager').start()
self.mock_mgr.return_value.driver.bridged = True
class TestDhcpBase(TestBase):
def test_existing_dhcp_networks_abstract_error(self):
self.assertRaises(NotImplementedError,
dhcp.DhcpBase.existing_dhcp_networks,
None)
def test_check_version_abstract_error(self):
self.assertRaises(NotImplementedError,
dhcp.DhcpBase.check_version)
def test_base_abc_error(self):
self.assertRaises(TypeError, dhcp.DhcpBase, None)
def test_restart(self):
class SubClass(dhcp.DhcpBase):
def __init__(self):
dhcp.DhcpBase.__init__(self, cfg.CONF, FakeV4Network(),
mock.Mock(), None)
self.called = []
def enable(self):
self.called.append('enable')
def disable(self, retain_port=False, block=False):
self.called.append('disable %s %s' % (retain_port, block))
def reload_allocations(self):
pass
@property
def active(self):
return True
c = SubClass()
c.restart()
self.assertEqual(c.called, ['disable True True', 'enable'])
class TestDhcpLocalProcess(TestBase):
def test_get_conf_file_name(self):
tpl = '/dhcp/aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa/dev'
lp = LocalChild(self.conf, FakeV4Network())
self.assertEqual(lp.get_conf_file_name('dev'), tpl)
@mock.patch.object(fileutils, 'ensure_tree')
def test_ensure_dir_called(self, ensure_dir):
LocalChild(self.conf, FakeV4Network())
ensure_dir.assert_called_once_with(
'/dhcp/aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa', mode=0o755)
def test_enable_already_active(self):
with mock.patch.object(LocalChild, 'active') as patched:
patched.__get__ = mock.Mock(side_effect=[True, False])
lp = LocalChild(self.conf, FakeV4Network())
with mock.patch.object(ip_lib, 'delete_network_namespace'):
lp.enable()
self.assertEqual(lp.called, ['spawn'])
self.assertTrue(self.mock_mgr.return_value.setup.called)
@mock.patch.object(fileutils, 'ensure_tree')
def test_enable(self, ensure_dir):
attrs_to_mock = dict(
(a, mock.DEFAULT) for a in
['active', 'interface_name', 'spawn_process']
)
with mock.patch.multiple(LocalChild, **attrs_to_mock) as mocks:
mocks['active'].__get__ = mock.Mock(return_value=False)
mocks['interface_name'].__set__ = mock.Mock()
mocks['spawn_process'].side_effect = [
exceptions.ProcessExecutionError(
returncode=2, message="Test dnsmasq start failed"),
None]
lp = LocalChild(self.conf,
FakeDualNetwork())
lp.enable()
self.mock_mgr.assert_has_calls(
[mock.call(self.conf, None),
mock.call().setup(mock.ANY)])
self.assertEqual(2, mocks['interface_name'].__set__.call_count)
ensure_dir.assert_has_calls([
mock.call(
'/dhcp/cccccccc-cccc-cccc-cccc-cccccccccccc', mode=0o755),
mock.call(
'/dhcp/cccccccc-cccc-cccc-cccc-cccccccccccc', mode=0o755)])
def _assert_disabled(self, lp):
self.assertTrue(lp.process_monitor.unregister.called)
self.assertTrue(self.external_process().disable.called)
def test_disable_not_active(self):
attrs_to_mock = dict((a, mock.DEFAULT) for a in
['active', 'interface_name'])
with mock.patch.multiple(LocalChild, **attrs_to_mock) as mocks:
mocks['active'].__get__ = mock.Mock(return_value=False)
mocks['interface_name'].__get__ = mock.Mock(return_value='tap0')
network = FakeDualNetwork()
lp = LocalChild(self.conf, network)
lp.device_manager = mock.Mock()
with mock.patch('neutron.agent.linux.ip_lib.'
'delete_network_namespace') as delete_ns:
lp.disable()
lp.device_manager.destroy.assert_called_once_with(
network, 'tap0')
self._assert_disabled(lp)
delete_ns.assert_called_with('qdhcp-ns')
def test_disable_retain_port(self):
attrs_to_mock = dict((a, mock.DEFAULT) for a in
['active', 'interface_name'])
network = FakeDualNetwork()
with mock.patch.multiple(LocalChild, **attrs_to_mock) as mocks:
mocks['active'].__get__ = mock.Mock(return_value=True)
mocks['interface_name'].__get__ = mock.Mock(return_value='tap0')
lp = LocalChild(self.conf, network)
lp.disable(retain_port=True)
self._assert_disabled(lp)
def test_disable(self):
attrs_to_mock = {'active': mock.DEFAULT}
with mock.patch.multiple(LocalChild, **attrs_to_mock) as mocks:
mocks['active'].__get__ = mock.Mock(return_value=False)
lp = LocalChild(self.conf, FakeDualNetwork())
with mock.patch('neutron.agent.linux.ip_lib.'
'delete_network_namespace') as delete_ns:
lp.disable()
self._assert_disabled(lp)
delete_ns.assert_called_with('qdhcp-ns')
def test_disable_config_dir_removed_after_destroy(self):
parent = mock.MagicMock()
parent.attach_mock(self.rmtree, 'rmtree')
parent.attach_mock(self.mock_mgr, 'DeviceManager')
lp = LocalChild(self.conf, FakeDualNetwork())
with mock.patch('neutron.agent.linux.ip_lib.'
'delete_network_namespace') as delete_ns:
lp.disable(retain_port=False)
expected = [mock.call.DeviceManager().destroy(mock.ANY, mock.ANY),
mock.call.rmtree(mock.ANY, ignore_errors=True)]
parent.assert_has_calls(expected)
delete_ns.assert_called_with('qdhcp-ns')
def test_get_interface_name(self):
net = FakeDualNetwork()
path = '/dhcp/%s/interface' % net.id
self.useFixture(lib_fixtures.OpenFixture(path, 'tap0'))
lp = LocalChild(self.conf, net)
self.assertEqual(lp.interface_name, 'tap0')
def test_set_interface_name(self):
with mock.patch('neutron_lib.utils.file.replace_file') as replace:
lp = LocalChild(self.conf, FakeDualNetwork())
with mock.patch.object(lp, 'get_conf_file_name') as conf_file:
conf_file.return_value = '/interface'
lp.interface_name = 'tap0'
conf_file.assert_called_once_with('interface')
replace.assert_called_once_with(mock.ANY, 'tap0')
class TestDnsmasq(TestBase):
def setUp(self):
super(TestDnsmasq, self).setUp()
self._mock_get_devices_with_ip = mock.patch.object(
ip_lib, 'get_devices_with_ip')
self.mock_get_devices_with_ip = self._mock_get_devices_with_ip.start()
self.addCleanup(self._stop_mocks)
def _stop_mocks(self):
self._mock_get_devices_with_ip.stop()
def _get_dnsmasq(self, network, process_monitor=None):
process_monitor = process_monitor or mock.Mock()
return dhcp.Dnsmasq(self.conf, network,
process_monitor=process_monitor)
def _test_spawn(self, extra_options, network=FakeDualNetwork(),
max_leases=16777216, lease_duration=86400,
has_static=True, no_resolv='--no-resolv',
has_stateless=True, dhcp_t1=0, dhcp_t2=0,
bridged=True):
def mock_get_conf_file_name(kind):
return '/dhcp/%s/%s' % (network.id, kind)
# Empty string passed to --conf-file in dnsmasq is invalid
# we must force '' to '/dev/null' because the dhcp agent
# does the same. Therefore we allow empty string to
# be passed to neutron but not to dnsmasq.
def check_conf_file_empty(cmd_list):
for i in cmd_list:
conf_file = ''
value = ''
if i.startswith('--conf-file='):
conf_file = i
value = i[12:].strip()
if not value:
idx = cmd_list.index(conf_file)
cmd_list[idx] = '--conf-file=/dev/null'
# if you need to change this path here, think twice,
# that means pid files will move around, breaking upgrades
# or backwards-compatibility
expected_pid_file = '/dhcp/%s/pid' % network.id
expected = [
'dnsmasq',
'--no-hosts',
no_resolv,
'--pid-file=%s' % expected_pid_file,
'--dhcp-hostsfile=/dhcp/%s/host' % network.id,
'--addn-hosts=/dhcp/%s/addn_hosts' % network.id,
'--dhcp-optsfile=/dhcp/%s/opts' % network.id,
'--dhcp-leasefile=/dhcp/%s/leases' % network.id,
'--dhcp-match=set:ipxe,175',
'--dhcp-userclass=set:ipxe6,iPXE',
'--local-service',
'--bind-dynamic',
]
if not bridged:
expected += [
'--bridge-interface=tap0,tap*'
]
seconds = ''
if lease_duration == -1:
lease_duration = 'infinite'
else:
seconds = 's'
if has_static:
prefix = '--dhcp-range=set:subnet-%s,%s,static,%s,%s%s'
prefix6 = '--dhcp-range=set:subnet-%s,%s,static,%s,%s%s'
elif has_stateless:
prefix = '--dhcp-range=set:subnet-%s,%s,%s,%s%s'
prefix6 = '--dhcp-range=set:subnet-%s,%s,%s,%s%s'
possible_leases = 0
for s in network.subnets:
if (s.ip_version != constants.IP_VERSION_6 or
s.ipv6_address_mode == constants.DHCPV6_STATEFUL):
if s.ip_version == constants.IP_VERSION_4:
expected.extend([prefix % (
s.id, s.cidr.split('/')[0],
netaddr.IPNetwork(s.cidr).netmask, lease_duration,
seconds)])
else:
expected.extend([prefix6 % (
s.id, s.cidr.split('/')[0], s.cidr.split('/')[1],
lease_duration, seconds)])
possible_leases += netaddr.IPNetwork(s.cidr).size
if hasattr(network, 'mtu'):
expected.append(
'--dhcp-option-force=option:mtu,%s' % network.mtu)
expected.append('--dhcp-lease-max=%d' % min(
possible_leases, max_leases))
if dhcp_t1:
expected.append('--dhcp-option-force=option:T1,%ds' % dhcp_t1)
if dhcp_t2:
expected.append('--dhcp-option-force=option:T2,%ds' % dhcp_t2)
expected.extend(extra_options)
check_conf_file_empty(expected)
self.execute.return_value = ('', '')
attrs_to_mock = dict(
(a, mock.DEFAULT) for a in
['_output_opts_file', 'get_conf_file_name', 'interface_name']
)
test_pm = mock.Mock()
with mock.patch.multiple(dhcp.Dnsmasq, **attrs_to_mock) as mocks:
mocks['get_conf_file_name'].side_effect = mock_get_conf_file_name
mocks['_output_opts_file'].return_value = (
'/dhcp/%s/opts' % network.id
)
mocks['interface_name'].__get__ = mock.Mock(return_value='tap0')
dm = self._get_dnsmasq(network, test_pm)
dm.spawn_process()
self.assertTrue(mocks['_output_opts_file'].called)
self.assertTrue(test_pm.register.called)
self.external_process().enable.assert_called_once_with(
ensure_active=True, reload_cfg=False)
call_kwargs = self.external_process.mock_calls[0][2]
cmd_callback = call_kwargs['default_cmd_callback']
result_cmd = cmd_callback(expected_pid_file)
self.assertEqual(expected, result_cmd)
def test_spawn(self):
self._test_spawn(['--conf-file=', '--domain=openstacklocal'])
def test_spawn_not_bridged(self):
self.mock_mgr.return_value.driver.bridged = False
self._test_spawn(['--conf-file=', '--domain=openstacklocal'],
bridged=False)
def test_spawn_infinite_lease_duration(self):
self.conf.set_override('dhcp_lease_duration', -1)
self._test_spawn(['--conf-file=', '--domain=openstacklocal'],
FakeDualNetwork(), 16777216, -1)
def test_spawn_cfg_config_file(self):
self.conf.set_override('dnsmasq_config_file', '/foo')
self._test_spawn(['--conf-file=/foo', '--domain=openstacklocal'])
@mock.patch.object(checks, 'dnsmasq_host_tag_support', autospec=True)
def test_spawn_no_dns_domain(self, mock_tag_support):
mock_tag_support.return_value = False
(exp_host_name, exp_host_data,
exp_addn_name, exp_addn_data) = self._test_no_dns_domain_alloc_data()
self.conf.set_override('dns_domain', '')
network = FakeDualNetwork(domain=self.conf.dns_domain)
self._test_spawn(['--conf-file='], network=network)
self.safe.assert_has_calls([mock.call(exp_host_name, exp_host_data),
mock.call(exp_addn_name, exp_addn_data)])
@mock.patch.object(checks, 'dnsmasq_host_tag_support', autospec=True)
def test_spawn_no_dns_domain_tag_support(self, mock_tag_support):
mock_tag_support.return_value = True
(exp_host_name, exp_host_data, exp_addn_name,
exp_addn_data) = self._test_no_dns_domain_alloc_data(
tag=dhcp.HOST_DHCPV6_TAG)
self.conf.set_override('dns_domain', '')
network = FakeDualNetwork(domain=self.conf.dns_domain)
self._test_spawn(['--conf-file='], network=network)
self.safe.assert_has_calls([mock.call(exp_host_name, exp_host_data),
mock.call(exp_addn_name, exp_addn_data)])
def test_spawn_no_dhcp_range(self):
network = FakeV6Network()
subnet = FakeV6SubnetSlaac()
network.subnets = [subnet]
self._test_spawn(['--conf-file=', '--domain=openstacklocal'],
network, has_static=False)
def test_spawn_no_dhcp_range_bad_prefix_length(self):
network = FakeV6NetworkStatelessDHCPBadPrefixLength()
subnet = FakeV6SubnetStatelessBadPrefixLength()
network.subnets = [subnet]
self._test_spawn(['--conf-file=', '--domain=openstacklocal'],
network, has_static=False, has_stateless=False)
def test_spawn_cfg_dns_server(self):
self.conf.set_override('dnsmasq_dns_servers', ['8.8.8.8'])
self._test_spawn(['--conf-file=',
'--server=8.8.8.8',
'--domain=openstacklocal'])
def test_spawn_cfg_multiple_dns_server(self):
self.conf.set_override('dnsmasq_dns_servers', ['8.8.8.8',
'9.9.9.9'])
self._test_spawn(['--conf-file=',
'--server=8.8.8.8',
'--server=9.9.9.9',
'--domain=openstacklocal'])
def test_spawn_cfg_enable_dnsmasq_log(self):
self.conf.set_override('dnsmasq_base_log_dir', '/tmp')
network = FakeV4Network()
dhcp_dns_log = \
'/tmp/aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa/dhcp_dns_log'
self._test_spawn(['--conf-file=',
'--domain=openstacklocal',
'--log-queries',
'--log-dhcp',
('--log-facility=%s' % dhcp_dns_log)],
network)
self.makedirs.assert_called_with(os.path.join('/tmp', network.id))
def test_spawn_cfg_with_local_resolv(self):
self.conf.set_override('dnsmasq_local_resolv', True)
self._test_spawn(['--conf-file=', '--domain=openstacklocal'],
no_resolv='')
def test_spawn_cfg_with_local_resolv_overridden(self):
self.conf.set_override('dnsmasq_local_resolv', True)
self.conf.set_override('dnsmasq_dns_servers', ['8.8.8.8'])
self._test_spawn(['--conf-file=',
'--server=8.8.8.8',
'--domain=openstacklocal'])
def test_spawn_max_leases_is_smaller_than_cap(self):
self._test_spawn(
['--conf-file=', '--domain=openstacklocal'],
network=FakeV4Network(),
max_leases=256)
def test_spawn_cfg_broadcast(self):
self.conf.set_override('dhcp_broadcast_reply', True)
self._test_spawn(['--conf-file=', '--domain=openstacklocal',
'--dhcp-broadcast'])
def test_spawn_cfg_advertise_mtu(self):
network = FakeV4Network()
network.mtu = 1500
self._test_spawn(['--conf-file=', '--domain=openstacklocal'],
network)
def test_spawn_cfg_advertise_mtu_plugin_doesnt_pass_mtu_value(self):
network = FakeV4Network()
self._test_spawn(['--conf-file=', '--domain=openstacklocal'],
network)
def test_spawn_cfg_with_dhcp_timers(self):
self.conf.set_override('dhcp_renewal_time', 30)
self.conf.set_override('dhcp_rebinding_time', 100)
self._test_spawn(['--conf-file=', '--domain=openstacklocal'],
dhcp_t1=30, dhcp_t2=100)
def _test_output_init_lease_file(self, timestamp):
expected = [
'00:00:80:aa:bb:cc 192.168.0.2 * *',
'00:00:0f:aa:bb:cc 192.168.0.3 * *',
'00:00:0f:rr:rr:rr 192.168.0.1 * *\n']
expected = "\n".join(['%s %s' % (timestamp, le) for le in expected])
with mock.patch.object(dhcp.Dnsmasq, 'get_conf_file_name') as conf_fn:
conf_fn.return_value = '/foo/leases'
dm = self._get_dnsmasq(FakeDualNetwork())
dm._output_init_lease_file()
self.safe.assert_called_once_with('/foo/leases', expected)
@mock.patch('time.time')
def test_output_init_lease_file(self, tmock):
self.conf.set_override('dhcp_lease_duration', 500)
tmock.return_value = 1000000
# lease duration should be added to current time
timestamp = 1000000 + 500
self._test_output_init_lease_file(timestamp)
def test_output_init_lease_file_infinite_duration(self):
self.conf.set_override('dhcp_lease_duration', -1)
# when duration is infinite, lease db timestamp should be 0
timestamp = 0
self._test_output_init_lease_file(timestamp)
def _test_output_opts_file(self, expected, network, ipm_retval=None):
with mock.patch.object(dhcp.Dnsmasq, 'get_conf_file_name') as conf_fn:
conf_fn.return_value = '/foo/opts'
dm = self._get_dnsmasq(network)
if ipm_retval:
with mock.patch.object(
dm, '_make_subnet_interface_ip_map') as ipm:
ipm.return_value = ipm_retval
dm._output_opts_file()
self.assertTrue(ipm.called)
else:
dm._output_opts_file()
self.safe.assert_called_once_with('/foo/opts', expected)
def test_output_opts_file(self):
fake_v6 = '2001:0200:feed:7ac0::1'
expected = (
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:dns-server,8.8.8.8\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:classless-static-route,20.0.0.1/24,20.0.0.1,'
'169.254.169.254/32,192.168.0.1,0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'249,20.0.0.1/24,20.0.0.1,169.254.169.254/32,192.168.0.1,'
'0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:router,192.168.0.1\n'
'tag:subnet-ffffffff-ffff-ffff-ffff-ffffffffffff,'
'option6:dns-server,%s\n'
'tag:subnet-ffffffff-ffff-ffff-ffff-ffffffffffff,'
'option6:domain-search,openstacklocal'
).lstrip() % ('[' + fake_v6 + ']')
self._test_output_opts_file(expected, FakeDualNetwork())
def test_output_opts_file_gateway_route(self):
fake_v6 = '2001:0200:feed:7ac0::1'
expected = (
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:dns-server,8.8.8.8\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:classless-static-route,'
'169.254.169.254/32,192.168.0.1,0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'249,169.254.169.254/32,192.168.0.1,0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:router,192.168.0.1\n'
'tag:subnet-ffffffff-ffff-ffff-ffff-ffffffffffff,'
'option6:dns-server,%s\n'
'tag:subnet-ffffffff-ffff-ffff-ffff-ffffffffffff,'
'option6:domain-search,openstacklocal'
).lstrip() % ('[' + fake_v6 + ']')
self._test_output_opts_file(expected, FakeDualNetworkGatewayRoute())
def test_output_opts_file_multiple_agents_without_dns_provided(self):
expected = (
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:classless-static-route,'
'169.254.169.254/32,192.168.0.1,0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'249,169.254.169.254/32,192.168.0.1,0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:router,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:dns-server,192.168.0.5,192.168.0.6').lstrip()
self._test_output_opts_file(expected,
FakeV4MultipleAgentsWithoutDnsProvided())
def test_output_opts_file_agent_dns_provided(self):
expected = (
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:classless-static-route,'
'169.254.169.254/32,192.168.0.1,0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'249,169.254.169.254/32,192.168.0.1,0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:router,192.168.0.1').lstrip()
self._test_output_opts_file(expected,
FakeV4AgentWithoutDnsProvided())
def test_output_opts_file_agent_with_many_dns_provided(self):
expected = (
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:dns-server,2.2.2.2,9.9.9.9,1.1.1.1,3.3.3.3\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:classless-static-route,'
'169.254.169.254/32,192.168.0.1,0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'249,169.254.169.254/32,192.168.0.1,0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:router,192.168.0.1').lstrip()
self._test_output_opts_file(expected,
FakeV4AgentWithManyDnsProvided())
def test_output_opts_file_agent_with_no_dns_provided(self):
expected = (
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:dns-server\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:classless-static-route,'
'169.254.169.254/32,192.168.0.1,0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'249,169.254.169.254/32,192.168.0.1,0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:router,192.168.0.1').lstrip()
self._test_output_opts_file(expected,
FakeV4AgentWithNoDnsProvided())
def test_output_opts_file_multiple_agents_with_dns_provided(self):
expected = (
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:dns-server,8.8.8.8\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:classless-static-route,'
'169.254.169.254/32,192.168.0.1,0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'249,169.254.169.254/32,192.168.0.1,0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:router,192.168.0.1').lstrip()
self._test_output_opts_file(expected,
FakeV4MultipleAgentsWithDnsProvided())
def test_output_opts_file_single_dhcp(self):
expected = (
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:dns-server,8.8.8.8\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:classless-static-route,192.168.1.0/24,0.0.0.0,'
'20.0.0.1/24,20.0.0.1,169.254.169.254/32,192.168.0.1,'
'0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'249,192.168.1.0/24,0.0.0.0,20.0.0.1/24,20.0.0.1,'
'169.254.169.254/32,192.168.0.1,0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:router,192.168.0.1').lstrip()
self._test_output_opts_file(expected, FakeDualNetworkSingleDHCP())
def test_output_opts_file_single_dhcp_both_not_isolated(self):
expected = (
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:dns-server,8.8.8.8\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:classless-static-route,20.0.0.1/24,20.0.0.1,'
'169.254.169.254/32,192.168.0.1,0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'249,20.0.0.1/24,20.0.0.1,169.254.169.254/32,192.168.0.1,'
'0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:router,192.168.0.1').lstrip()
self._test_output_opts_file(expected,
FakeDualNetworkSingleDHCPBothAttaced())
def test_output_opts_file_dual_dhcp_rfc3442(self):
expected = (
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:dns-server,8.8.8.8\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:classless-static-route,192.168.1.0/24,0.0.0.0,'
'20.0.0.1/24,20.0.0.1,169.254.169.254/32,192.168.0.1,'
'0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'249,192.168.1.0/24,0.0.0.0,20.0.0.1/24,20.0.0.1,'
'169.254.169.254/32,192.168.0.1,0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:router,192.168.0.1\n'
'tag:subnet-cccccccc-cccc-cccc-cccc-cccccccccccc,'
'option:dns-server,8.8.8.8\n'
'tag:subnet-cccccccc-cccc-cccc-cccc-cccccccccccc,'
'option:classless-static-route,192.168.0.0/24,0.0.0.0,'
'169.254.169.254/32,192.168.1.1,0.0.0.0/0,192.168.1.1\n'
'tag:subnet-cccccccc-cccc-cccc-cccc-cccccccccccc,'
'249,192.168.0.0/24,0.0.0.0,169.254.169.254/32,192.168.1.1,'
'0.0.0.0/0,192.168.1.1\n'
'tag:subnet-cccccccc-cccc-cccc-cccc-cccccccccccc,'
'option:router,192.168.1.1').lstrip()
self._test_output_opts_file(expected, FakeDualNetworkDualDHCP())
def test_output_opts_file_dual_dhcp_rfc3442_no_on_link_subnet_routes(self):
expected = (
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:dns-server,8.8.8.8\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:classless-static-route,20.0.0.1/24,20.0.0.1,'
'169.254.169.254/32,192.168.0.1,0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'249,20.0.0.1/24,20.0.0.1,'
'169.254.169.254/32,192.168.0.1,0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:router,192.168.0.1\n'
'tag:subnet-iiiiiiii-iiii-iiii-iiii-iiiiiiiiiiii,'
'option:dns-server,8.8.8.8\n'
'tag:subnet-iiiiiiii-iiii-iiii-iiii-iiiiiiiiiiii,'
'option:classless-static-route,169.254.169.254/32,192.168.2.1,'
'0.0.0.0/0,192.168.2.1\n'
'tag:subnet-iiiiiiii-iiii-iiii-iiii-iiiiiiiiiiii,'
'249,169.254.169.254/32,192.168.2.1,0.0.0.0/0,192.168.2.1\n'
'tag:subnet-iiiiiiii-iiii-iiii-iiii-iiiiiiiiiiii,'
'option:router,192.168.2.1').lstrip()
self._test_output_opts_file(expected,
FakeDualNetworkDualDHCPOnLinkSubnetRoutesDisabled())
def test_output_opts_file_dual_dhcp_rfc3442_one_on_link_subnet_route(self):
expected = (
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:dns-server,8.8.8.8\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:classless-static-route,192.168.1.0/24,0.0.0.0,'
'20.0.0.1/24,20.0.0.1,169.254.169.254/32,192.168.0.1,'
'0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'249,192.168.1.0/24,0.0.0.0,20.0.0.1/24,20.0.0.1,'
'169.254.169.254/32,192.168.0.1,0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:router,192.168.0.1\n'
'tag:subnet-cccccccc-cccc-cccc-cccc-cccccccccccc,'
'option:dns-server,8.8.8.8\n'
'tag:subnet-cccccccc-cccc-cccc-cccc-cccccccccccc,'
'option:classless-static-route,192.168.0.0/24,0.0.0.0,'
'169.254.169.254/32,192.168.1.1,0.0.0.0/0,192.168.1.1\n'
'tag:subnet-cccccccc-cccc-cccc-cccc-cccccccccccc,'
'249,192.168.0.0/24,0.0.0.0,169.254.169.254/32,192.168.1.1,'
'0.0.0.0/0,192.168.1.1\n'
'tag:subnet-cccccccc-cccc-cccc-cccc-cccccccccccc,'
'option:router,192.168.1.1\n'
'tag:subnet-iiiiiiii-iiii-iiii-iiii-iiiiiiiiiiii,'
'option:dns-server,8.8.8.8\n'
'tag:subnet-iiiiiiii-iiii-iiii-iiii-iiiiiiiiiiii,'
'option:classless-static-route,169.254.169.254/32,192.168.2.1,'
'0.0.0.0/0,192.168.2.1\n'
'tag:subnet-iiiiiiii-iiii-iiii-iiii-iiiiiiiiiiii,'
'249,169.254.169.254/32,192.168.2.1,0.0.0.0/0,192.168.2.1\n'
'tag:subnet-iiiiiiii-iiii-iiii-iiii-iiiiiiiiiiii,'
'option:router,192.168.2.1').lstrip()
self._test_output_opts_file(expected,
FakeDualNetworkTriDHCPOneOnLinkSubnetRoute())
def test_output_opts_file_no_gateway(self):
expected = (
'tag:subnet-eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee,'
'option:classless-static-route,169.254.169.254/32,192.168.1.1\n'
'tag:subnet-eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee,'
'249,169.254.169.254/32,192.168.1.1\n'
'tag:subnet-eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee,'
'option:router').lstrip()
ipm_retval = {FakeV4SubnetNoGateway().id: '192.168.1.1'}
self._test_output_opts_file(expected, FakeV4NoGatewayNetwork(),
ipm_retval=ipm_retval)
def test_non_local_subnets(self):
expected = (
'tag:subnet-jjjjjjjj-jjjj-jjjj-jjjj-jjjjjjjjjjjj,'
'option:dns-server,8.8.8.8\n'
'tag:subnet-jjjjjjjj-jjjj-jjjj-jjjj-jjjjjjjjjjjj,'
'option:classless-static-route,169.254.169.254/32,192.168.0.1,'
'0.0.0.0/0,192.168.0.1\n'
'tag:subnet-jjjjjjjj-jjjj-jjjj-jjjj-jjjjjjjjjjjj,'
'249,169.254.169.254/32,192.168.0.1,0.0.0.0/0,192.168.0.1\n'
'tag:subnet-jjjjjjjj-jjjj-jjjj-jjjj-jjjjjjjjjjjj,'
'option:router,192.168.0.1\n'
'tag:subnet-iiiiiiii-iiii-iiii-iiii-iiiiiiiiiiii,'
'option:dns-server,8.8.8.8\n'
'tag:subnet-iiiiiiii-iiii-iiii-iiii-iiiiiiiiiiii,'
'option:classless-static-route,169.254.169.254/32,192.168.2.1,'
'0.0.0.0/0,192.168.2.1\n'
'tag:subnet-iiiiiiii-iiii-iiii-iiii-iiiiiiiiiiii,'
'249,169.254.169.254/32,192.168.2.1,0.0.0.0/0,192.168.2.1\n'
'tag:subnet-iiiiiiii-iiii-iiii-iiii-iiiiiiiiiiii,'
'option:router,192.168.2.1').lstrip()
ipm_retval = {FakeV4SubnetSegmentID2().id: '192.168.0.1'}
self._test_output_opts_file(expected, FakeNonLocalSubnets(),
ipm_retval=ipm_retval)
def test_output_opts_file_no_neutron_router_on_subnet(self):
expected = (
'tag:subnet-eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee,'
'option:classless-static-route,'
'169.254.169.254/32,192.168.1.2,0.0.0.0/0,192.168.1.1\n'
'tag:subnet-eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee,'
'249,169.254.169.254/32,192.168.1.2,0.0.0.0/0,192.168.1.1\n'
'tag:subnet-eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee,'
'option:router,192.168.1.1').lstrip()
ipm_retval = {FakeV4SubnetNoRouter().id: '192.168.1.2'}
self._test_output_opts_file(expected, FakeV4NetworkNoRouter(),
ipm_retval=ipm_retval)
def test_output_opts_file_dist_neutron_router_on_subnet(self):
expected = (
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:dns-server,8.8.8.8\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:classless-static-route,20.0.0.1/24,20.0.0.1,'
'169.254.169.254/32,192.168.0.1,0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'249,20.0.0.1/24,20.0.0.1,169.254.169.254/32,192.168.0.1,'
'0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:router,192.168.0.1').lstrip()
ipm_retval = {FakeV4Subnet().id: '192.168.0.1'}
self._test_output_opts_file(expected, FakeV4NetworkDistRouter(),
ipm_retval=ipm_retval)
def test_output_opts_file_pxe_2port_1net(self):
expected = (
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:dns-server,8.8.8.8\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:classless-static-route,20.0.0.1/24,20.0.0.1,'
'169.254.169.254/32,192.168.0.1,0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'249,20.0.0.1/24,20.0.0.1,169.254.169.254/32,192.168.0.1,'
'0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:router,192.168.0.1\n'
'tag:port-eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee,'
'option:tftp-server,192.168.0.3\n'
'tag:port-eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee,'
'option:server-ip-address,192.168.0.2\n'
'tag:port-eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee,'
'option:bootfile-name,pxelinux.0\n'
'tag:port-ffffffff-ffff-ffff-ffff-ffffffffffff,'
'option:tftp-server,192.168.0.3\n'
'tag:port-ffffffff-ffff-ffff-ffff-ffffffffffff,'
'option:server-ip-address,192.168.0.2\n'
'tag:port-ffffffff-ffff-ffff-ffff-ffffffffffff,'
'option:bootfile-name,pxelinux.0').lstrip()
self._test_output_opts_file(expected, FakeV4NetworkPxe2Ports())
def test_output_opts_file_pxe_2port_1net_diff_details(self):
expected = (
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:dns-server,8.8.8.8\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:classless-static-route,20.0.0.1/24,20.0.0.1,'
'169.254.169.254/32,192.168.0.1,0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'249,20.0.0.1/24,20.0.0.1,169.254.169.254/32,192.168.0.1,'
'0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:router,192.168.0.1\n'
'tag:port-eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee,'
'option:tftp-server,192.168.0.3\n'
'tag:port-eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee,'
'option:server-ip-address,192.168.0.2\n'
'tag:port-eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee,'
'option:bootfile-name,pxelinux.0\n'
'tag:port-ffffffff-ffff-ffff-ffff-ffffffffffff,'
'option:tftp-server,192.168.0.5\n'
'tag:port-ffffffff-ffff-ffff-ffff-ffffffffffff,'
'option:server-ip-address,192.168.0.5\n'
'tag:port-ffffffff-ffff-ffff-ffff-ffffffffffff,'
'option:bootfile-name,pxelinux.0').lstrip()
self._test_output_opts_file(expected,
FakeV4NetworkPxe2Ports("portsDiff"))
def test_output_opts_file_pxe_3port_2net(self):
expected = (
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:dns-server,8.8.8.8\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:classless-static-route,192.168.1.0/24,0.0.0.0,20.0.0.1/24,'
'20.0.0.1,169.254.169.254/32,192.168.0.1,0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'249,192.168.1.0/24,0.0.0.0,20.0.0.1/24,20.0.0.1,'
'169.254.169.254/32,192.168.0.1,0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:router,192.168.0.1\n'
'tag:port-eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee,'
'option:tftp-server,192.168.0.3\n'
'tag:port-eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee,'
'option:server-ip-address,192.168.0.2\n'
'tag:port-eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee,'
'option:bootfile-name,pxelinux.0\n'
'tag:port-ffffffff-ffff-ffff-ffff-ffffffffffff,'
'option:tftp-server,192.168.1.3\n'
'tag:port-ffffffff-ffff-ffff-ffff-ffffffffffff,'
'option:server-ip-address,192.168.1.2\n'
'tag:port-ffffffff-ffff-ffff-ffff-ffffffffffff,'
'option:bootfile-name,pxelinux2.0\n'
'tag:port-44444444-4444-4444-4444-444444444444,'
'option:tftp-server,192.168.1.3\n'
'tag:port-44444444-4444-4444-4444-444444444444,'
'option:server-ip-address,192.168.1.2\n'
'tag:port-44444444-4444-4444-4444-444444444444,'
'option:bootfile-name,pxelinux3.0').lstrip()
self._test_output_opts_file(expected, FakeDualV4Pxe3Ports())
def test_output_opts_file_pxe_port(self):
expected = (
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:dns-server,8.8.8.8\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:classless-static-route,20.0.0.1/24,20.0.0.1,'
'0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'249,20.0.0.1/24,20.0.0.1,0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:router,192.168.0.1\n'
'tag:port-eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee,'
'option:tftp-server,192.168.0.3\n'
'tag:port-eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee,'
'option:server-ip-address,192.168.0.2\n'
'tag:port-eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee,'
'option:nd98,option-nondigit-98\n'
'tag:port-eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee,'
'99,option-99\n'
'tag:port-eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee,'
'option:bootfile-name,pxelinux.0').lstrip()
self._test_output_opts_file(expected, FakeV4NetworkPxePort())
def test_output_opts_file_multiple_tags(self):
expected = (
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:dns-server,8.8.8.8\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:classless-static-route,20.0.0.1/24,20.0.0.1,'
'169.254.169.254/32,192.168.0.1,0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'249,20.0.0.1/24,20.0.0.1,'
'169.254.169.254/32,192.168.0.1,0.0.0.0/0,192.168.0.1\n'
'tag:subnet-dddddddd-dddd-dddd-dddd-dddddddddddd,'
'option:router,192.168.0.1\n'
'tag:port-eeeeeeee-eeee-eeee-eeee-eeeeeeeeeeee,'
'tag:ipxe,option:bootfile-name,pxelinux.0')
expected = expected.lstrip()
with mock.patch.object(dhcp.Dnsmasq, 'get_conf_file_name') as conf_fn:
conf_fn.return_value = '/foo/opts'
dm = self._get_dnsmasq(FakeV4NetworkMultipleTags())
dm._output_opts_file()
self.safe.assert_called_once_with('/foo/opts', expected)
@mock.patch('neutron.agent.linux.dhcp.Dnsmasq.get_conf_file_name',
return_value='/foo/opts')
def test_output_opts_file_pxe_ipv6_port_with_ipv6_opt(self,
mock_get_conf_fn):
expected = (
'tag:subnet-ffffffff-ffff-ffff-ffff-ffffffffffff,'
'option6:dns-server,[2001:0200:feed:7ac0::1]\n'
'tag:subnet-ffffffff-ffff-ffff-ffff-ffffffffffff,'
'option6:domain-search,openstacklocal\n'
'tag:port-hhhhhhhh-hhhh-hhhh-hhhh-hhhhhhhhhhhh,'
'option6:tftp-server,2001:192:168::1\n'
'tag:port-hhhhhhhh-hhhh-hhhh-hhhh-hhhhhhhhhhhh,'
'option6:nd98,option-nondigit-98\n'
'tag:port-hhhhhhhh-hhhh-hhhh-hhhh-hhhhhhhhhhhh,'
'option6:99,option-99\n'
'tag:port-hhhhhhhh-hhhh-hhhh-hhhh-hhhhhhhhhhhh,'
'option6:bootfile-name,pxelinux.0')
expected = expected.lstrip()
dm = self._get_dnsmasq(FakeV6NetworkPxePort())
dm._output_opts_file()
self.safe.assert_called_once_with('/foo/opts', expected)
@mock.patch('neutron.agent.linux.dhcp.Dnsmasq.get_conf_file_name',
return_value='/foo/opts')
def test_output_opts_file_pxe_ipv6_port_with_ipv4_opt(self,
mock_get_conf_fn):
expected = (
'tag:subnet-ffffffff-ffff-ffff-ffff-ffffffffffff,'
'option6:dns-server,[2001:0200:feed:7ac0::1]\n'
'tag:subnet-ffffffff-ffff-ffff-ffff-ffffffffffff,'
'option6:domain-search,openstacklocal\n'
'tag:port-hhhhhhhh-hhhh-hhhh-hhhh-hhhhhhhhhhhh,'
'option6:bootfile-name,pxelinux.0')
expected = expected.lstrip()
dm = self._get_dnsmasq(FakeV6NetworkPxePortWrongOptVersion())
dm._output_opts_file()
self.safe.assert_called_once_with('/foo/opts', expected)
def test_output_opts_file_ipv6_address_mode_unset(self):
fake_v6 = '2001:0200:feed:7ac0::1'
expected = (
'tag:subnet-ffffffff-ffff-ffff-ffff-ffffffffffff,'
'option6:dns-server,%s\n'
'tag:subnet-ffffffff-ffff-ffff-ffff-ffffffffffff,'
'option6:domain-search,openstacklocal').lstrip() % (
'[' + fake_v6 + ']')
self._test_output_opts_file(expected, FakeV6Network())
def test_output_opts_file_ipv6_address_force_metadata(self):
fake_v6 = '2001:0200:feed:7ac0::1'
expected = (
'tag:subnet-ffffffff-ffff-ffff-ffff-ffffffffffff,'
'option6:dns-server,%s\n'
'tag:subnet-ffffffff-ffff-ffff-ffff-ffffffffffff,'
'option6:domain-search,openstacklocal').lstrip() % (
'[' + fake_v6 + ']')
self.conf.force_metadata = True
self._test_output_opts_file(expected, FakeV6Network())
def _test_no_dns_domain_alloc_data(self, tag=''):
exp_host_name = '/dhcp/cccccccc-cccc-cccc-cccc-cccccccccccc/host'
exp_host_data = ('00:00:80:aa:bb:cc,host-192-168-0-2,'
'192.168.0.2\n'
'00:00:f3:aa:bb:cc,{tag}host-fdca-3ba5-a17a-4ba3--2,'
'[fdca:3ba5:a17a:4ba3::2]\n'
'00:00:0f:aa:bb:cc,host-192-168-0-3,'
'192.168.0.3\n'
'00:00:0f:aa:bb:cc,{tag}host-fdca-3ba5-a17a-4ba3--3,'
'[fdca:3ba5:a17a:4ba3::3]\n'
'00:00:0f:rr:rr:rr,host-192-168-0-1,'
'192.168.0.1\n').format(tag=tag).lstrip()
exp_addn_name = '/dhcp/cccccccc-cccc-cccc-cccc-cccccccccccc/addn_hosts'
exp_addn_data = (
'192.168.0.2\t'
'host-192-168-0-2 host-192-168-0-2\n'
'fdca:3ba5:a17a:4ba3::2\t'
'host-fdca-3ba5-a17a-4ba3--2 '
'host-fdca-3ba5-a17a-4ba3--2\n'
'192.168.0.3\thost-192-168-0-3 '
'host-192-168-0-3\n'
'fdca:3ba5:a17a:4ba3::3\t'
'host-fdca-3ba5-a17a-4ba3--3 '
'host-fdca-3ba5-a17a-4ba3--3\n'
'192.168.0.1\t'
'host-192-168-0-1 '
'host-192-168-0-1\n'
).lstrip()
return (exp_host_name, exp_host_data,
exp_addn_name, exp_addn_data)
def _test_reload_allocation_data(self, tag=''):
exp_host_name = '/dhcp/cccccccc-cccc-cccc-cccc-cccccccccccc/host'
exp_host_data = ('00:00:80:aa:bb:cc,host-192-168-0-2.openstacklocal.,'
'192.168.0.2\n'
'00:00:f3:aa:bb:cc,{tag}host-fdca-3ba5-a17a-4ba3--2.'
'openstacklocal.,[fdca:3ba5:a17a:4ba3::2]\n'
'00:00:0f:aa:bb:cc,host-192-168-0-3.openstacklocal.,'
'192.168.0.3\n'
'00:00:0f:aa:bb:cc,{tag}host-fdca-3ba5-a17a-4ba3--3.'
'openstacklocal.,[fdca:3ba5:a17a:4ba3::3]\n'
'00:00:0f:rr:rr:rr,host-192-168-0-1.openstacklocal.,'
'192.168.0.1\n').format(tag=tag).lstrip()
exp_addn_name = '/dhcp/cccccccc-cccc-cccc-cccc-cccccccccccc/addn_hosts'
exp_addn_data = (
'192.168.0.2\t'
'host-192-168-0-2.openstacklocal. host-192-168-0-2\n'
'fdca:3ba5:a17a:4ba3::2\t'
'host-fdca-3ba5-a17a-4ba3--2.openstacklocal. '
'host-fdca-3ba5-a17a-4ba3--2\n'
'192.168.0.3\thost-192-168-0-3.openstacklocal. '
'host-192-168-0-3\n'
'fdca:3ba5:a17a:4ba3::3\t'
'host-fdca-3ba5-a17a-4ba3--3.openstacklocal. '
'host-fdca-3ba5-a17a-4ba3--3\n'