# -*- coding: utf-8 -*-

# Copyright 2014 Red Hat, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.

import os.path
import tempfile

from oslo_concurrency import processutils

import os_net_config
from os_net_config import impl_ifcfg
from os_net_config import NetConfig
from os_net_config import objects
from os_net_config.tests import base
from os_net_config import utils


_BASE_IFCFG = """# This file is autogenerated by os-net-config
DEVICE=em1
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
"""

_BASE_IFCFG_NETWORKMANAGER = """# This file is autogenerated by os-net-config
DEVICE=em1
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=yes
PEERDNS=no
"""

_HOTPLUG = """# This file is autogenerated by os-net-config
DEVICE=em1
ONBOOT=yes
HOTPLUG=yes
NM_CONTROLLED=no
PEERDNS=no
BOOTPROTO=none
"""

_ONBOOT = """# This file is autogenerated by os-net-config
DEVICE=em1
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
BOOTPROTO=none
"""

_NO_IP = _BASE_IFCFG + "BOOTPROTO=none\n"

_V4_IFCFG = _BASE_IFCFG + """BOOTPROTO=static
IPADDR=192.168.1.2
NETMASK=255.255.255.0
"""

_V4_V6_IFCFG = _BASE_IFCFG + """IPV6INIT=yes
BOOTPROTO=static
IPADDR=192.168.1.2
NETMASK=255.255.255.0
IPV6_AUTOCONF=no
IPV6ADDR=2001:abc:a::/64
"""

_IFCFG_VLAN = """# This file is autogenerated by os-net-config
DEVICE=em1.120
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
VLAN=yes
BOOTPROTO=none
"""

_V4_IFCFG_MAPPED = _V4_IFCFG.replace('em1', 'nic1') + "HWADDR=a1:b2:c3:d4:e5\n"


_BASE_IB_IFCFG = """# This file is autogenerated by os-net-config
DEVICE=ib0
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
TYPE=Infiniband
"""

_V4_IB_IFCFG = _BASE_IB_IFCFG + """BOOTPROTO=static
IPADDR=192.168.1.2
NETMASK=255.255.255.0
"""

_V4_IFCFG_MULTIPLE = _V4_IFCFG + """IPADDR1=192.168.1.3
NETMASK1=255.255.255.255
IPADDR2=10.0.0.2
NETMASK2=255.0.0.0
"""

_IB_V4_IFCFG_MULTIPLE = _V4_IB_IFCFG + """IPADDR1=192.168.1.3
NETMASK1=255.255.255.255
IPADDR2=10.0.0.2
NETMASK2=255.0.0.0
"""

_V6_IFCFG = _BASE_IFCFG + """IPV6INIT=yes
IPV6_AUTOCONF=no
IPV6ADDR=2001:abc:a::/64
"""

_V6_IFCFG_MULTIPLE = (_V6_IFCFG + "IPV6ADDR_SECONDARIES=\"2001:abc:b::1/64 " +
                      "2001:abc:c::2/96\"\n")

_OVS_IFCFG = _BASE_IFCFG + "DEVICETYPE=ovs\nBOOTPROTO=none\n"

_OVS_IFCFG_TUNNEL = """# This file is autogenerated by os-net-config
DEVICE=tun0
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
DEVICETYPE=ovs
TYPE=OVSTunnel
OVS_BRIDGE=br-ctlplane
OVS_TUNNEL_TYPE=gre
OVS_TUNNEL_OPTIONS="options:remote_ip=192.168.1.1"
"""


_OVS_BRIDGE_IFCFG = _BASE_IFCFG + "DEVICETYPE=ovs\n"

_LINUX_BRIDGE_IFCFG = _BASE_IFCFG + "BRIDGE=br-ctlplane\nBOOTPROTO=none\n"

_ROUTES = """default via 192.168.1.1 dev em1 metric 10
172.19.0.0/24 via 192.168.1.1 dev em1
172.20.0.0/24 via 192.168.1.5 dev em1 metric 100
"""

_ROUTES_V6 = """default via 2001:db8::1 dev em1
2001:db8:dead:beef:cafe::/56 via fd00:fd00:2000::1 dev em1
2001:db8:dead:beff::/64 via fd00:fd00:2000::1 dev em1 metric 100
"""


_OVS_INTERFACE = _BASE_IFCFG + """DEVICETYPE=ovs
TYPE=OVSPort
OVS_BRIDGE=br-ctlplane
BOOTPROTO=none
"""

_OVS_BRIDGE_DHCP = """# This file is autogenerated by os-net-config
DEVICE=br-ctlplane
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
DEVICETYPE=ovs
TYPE=OVSBridge
OVSBOOTPROTO=dhcp
OVSDHCPINTERFACES="em1"
"""

_NM_CONTROLLED_INTERFACE = _BASE_IFCFG_NETWORKMANAGER + """MASTER=bond1
SLAVE=yes
BOOTPROTO=none
"""

_NM_CONTROLLED_BOND = """# This file is autogenerated by os-net-config
DEVICE=bond1
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=yes
PEERDNS=no
"""

_OVS_BRIDGE_DHCP_STANDALONE = _OVS_BRIDGE_DHCP + (
    "OVS_EXTRA=\"set bridge br-ctlplane fail_mode=standalone "
    "-- del-controller br-ctlplane\"\n")

_OVS_BRIDGE_DHCP_SECURE = _OVS_BRIDGE_DHCP + \
    "OVS_EXTRA=\"set bridge br-ctlplane fail_mode=secure\"\n"


_LINUX_BRIDGE_DHCP = """# This file is autogenerated by os-net-config
DEVICE=br-ctlplane
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
TYPE=Bridge
DELAY=0
BOOTPROTO=dhcp
"""

_OVS_BRIDGE_STATIC = """# This file is autogenerated by os-net-config
DEVICE=br-ctlplane
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
DEVICETYPE=ovs
TYPE=OVSBridge
BOOTPROTO=static
IPADDR=192.168.1.2
NETMASK=255.255.255.0
"""

_LINUX_BRIDGE_STATIC = """# This file is autogenerated by os-net-config
DEVICE=br-ctlplane
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
TYPE=Bridge
DELAY=0
BOOTPROTO=static
IPADDR=192.168.1.2
NETMASK=255.255.255.0
"""

_OVS_BRIDGE_DHCP_PRIMARY_INTERFACE = _OVS_BRIDGE_DHCP + \
    "OVS_EXTRA=\"set bridge br-ctlplane other-config:hwaddr=a1:b2:c3:d4:e5\"\n"


_OVS_BRIDGE_DHCP_OVS_EXTRA = _OVS_BRIDGE_DHCP + \
    "OVS_EXTRA=\"set bridge br-ctlplane other-config:hwaddr=a1:b2:c3:d4:e5" + \
    " -- br-set-external-id br-ctlplane bridge-id br-ctlplane\"\n"


_BASE_VLAN = """# This file is autogenerated by os-net-config
DEVICE=vlan5
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
VLAN=yes
PHYSDEV=em1
"""

# vlans on an OVS bridge do not set VLAN=yes or PHYSDEV
_BASE_VLAN_OVS = """# This file is autogenerated by os-net-config
DEVICE=vlan5
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
"""

_VLAN_NO_IP = _BASE_VLAN + "BOOTPROTO=none\n"


_VLAN_OVS = _BASE_VLAN_OVS + "DEVICETYPE=ovs\nBOOTPROTO=none\n"


_VLAN_OVS_BRIDGE = _BASE_VLAN_OVS + """DEVICETYPE=ovs
TYPE=OVSIntPort
OVS_BRIDGE=br-ctlplane
OVS_OPTIONS="tag=5"
BOOTPROTO=none
"""

_VLAN_LINUX_BRIDGE = _BASE_VLAN_OVS + """VLAN=yes
PHYSDEV=em1
BRIDGE=br-ctlplane
BOOTPROTO=none
"""

_OVS_BOND_DHCP = """# This file is autogenerated by os-net-config
DEVICE=bond0
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
DEVICETYPE=ovs
TYPE=OVSBond
OVSBOOTPROTO=dhcp
BOND_IFACES="em1 em2"
"""

_LINUX_BOND_DHCP = """# This file is autogenerated by os-net-config
DEVICE=bond0
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
BOOTPROTO=dhcp
"""


_LINUX_TEAM_DHCP = """# This file is autogenerated by os-net-config
DEVICE=team0
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
BOOTPROTO=dhcp
DEVICETYPE=Team
"""


_LINUX_BOND_INTERFACE = _BASE_IFCFG + """MASTER=bond0
SLAVE=yes
BOOTPROTO=none
"""

_LINUX_TEAM_INTERFACE = _BASE_IFCFG + """TEAM_MASTER=team0
BOOTPROTO=none
"""

_IVS_UPLINK = """# This file is autogenerated by os-net-config
DEVICE=em1
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
DEVICETYPE=ivs
IVS_BRIDGE=ivs
BOOTPROTO=none
"""

_IVS_INTERFACE = """# This file is autogenerated by os-net-config
DEVICE=storage5
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
TYPE=IVSIntPort
DEVICETYPE=ivs
IVS_BRIDGE=ivs
MTU=1500
BOOTPROTO=static
IPADDR=172.16.2.7
NETMASK=255.255.255.0
"""

_IVS_CONFIG = ('DAEMON_ARGS=\"--hitless --certificate /etc/ivs '
               '--inband-vlan 4092 -u em1 --internal-port=storage5\"')

_NFVSWITCH_INTERFACE = """# This file is autogenerated by os-net-config
DEVICE=em1
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
DEVICETYPE=nfvswitch
NFVSWITCH_BRIDGE=nfvswitch
BOOTPROTO=none
"""

_NFVSWITCH_INTERNAL = """# This file is autogenerated by os-net-config
DEVICE=storage5
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
TYPE=NFVSWITCHIntPort
DEVICETYPE=nfvswitch
NFVSWITCH_BRIDGE=nfvswitch
MTU=1500
BOOTPROTO=static
IPADDR=172.16.2.7
NETMASK=255.255.255.0
"""

_NFVSWITCH_CONFIG = ('SETUP_ARGS=\"-c 2,3,4,5 -u em1 -m storage5\"')

_OVS_IFCFG_PATCH_PORT = """# This file is autogenerated by os-net-config
DEVICE=br-pub-patch
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
DEVICETYPE=ovs
TYPE=OVSPatchPort
OVS_BRIDGE=br-ex
OVS_PATCH_PEER=br-ex-patch
"""

_LINUX_TEAM_PRIMARY_IFACE = """# This file is autogenerated by os-net-config
DEVICE=em1
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
TEAM_MASTER=team1
TEAM_PORT_CONFIG='{"prio": 100}'
BOOTPROTO=none
"""

_CONTRAIL_VROUTER_IFACE = """# This file is autogenerated by os-net-config
DEVICE=vhost0
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
BOOTPROTO=static
IPADDR=10.0.0.30
NETMASK=255.255.255.0
DEVICETYPE=vhost
TYPE=kernel_mode
BIND_INT=em3
"""

_CONTRAIL_VROUTER_DPDK_IFACE = """# This file is autogenerated by os-net-config
DEVICE=vhost0
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
BOOTPROTO=static
IPADDR=10.0.0.30
NETMASK=255.255.255.0
DEVICETYPE=vhost
TYPE=dpdk
BIND_INT=0000:00:03.0
DRIVER=uio_pci_generic
CPU_LIST=0-31
"""

_CONTRAIL_VROUTER_DPDK_IFACE_CUST_DRIVER = """# This file is autogenerated by \
os-net-config
DEVICE=vhost0
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
BOOTPROTO=static
IPADDR=10.0.0.30
NETMASK=255.255.255.0
DEVICETYPE=vhost
TYPE=dpdk
BIND_INT=0000:00:03.0
DRIVER=vfio
CPU_LIST=0-31
"""

_CONTRAIL_VROUTER_DPDK_BOND_IFACE = """# This file is autogenerated by \
os-net-config
DEVICE=vhost0
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
BOOTPROTO=static
IPADDR=10.0.0.30
NETMASK=255.255.255.0
DEVICETYPE=vhost
TYPE=dpdk
BIND_INT=0000:00:03.0,0000:00:01.0
BOND_MODE=2
BOND_POLICY=802.3ad
DRIVER=uio_pci_generic
CPU_LIST=2,3
"""


class TestIfcfgNetConfig(base.TestCase):

    def setUp(self):
        super(TestIfcfgNetConfig, self).setUp()

        self.provider = impl_ifcfg.IfcfgNetConfig()

    def tearDown(self):
        super(TestIfcfgNetConfig, self).tearDown()

    def get_interface_config(self, name='em1'):
        return self.provider.interface_data[name]

    def get_vlan_config(self, name='vlan1'):
        return self.provider.vlan_data[name]

    def get_linux_bond_config(self, name='bond0'):
        return self.provider.linuxbond_data[name]

    def get_linux_team_config(self, name='team0'):
        return self.provider.linuxteam_data[name]

    def get_route_config(self, name='em1'):
        return self.provider.route_data.get(name, '')

    def get_route6_config(self, name='em1'):
        return self.provider.route6_data.get(name, '')

    def stub_get_stored_pci_address(self, ifname, noop):
        if 'eth0' in ifname:
            return "0000:00:07.0"
        if 'eth1' in ifname:
            return "0000:00:08.0"
        if 'eth2' in ifname:
            return "0000:00:09.0"
        if 'em3' in ifname:
            return "0000:00:03.0"
        if 'em1' in ifname:
            return "0000:00:01.0"

    def test_add_base_interface(self):
        interface = objects.Interface('em1')
        self.provider.add_interface(interface)
        self.assertEqual(_NO_IP, self.get_interface_config())

    def test_add_interface_with_hotplug(self):
        interface = objects.Interface('em1', hotplug=True)
        self.provider.add_interface(interface)
        self.assertEqual(_HOTPLUG, self.get_interface_config())

    def test_add_interface_with_onboot(self):
        interface = objects.Interface('em1', onboot=True)
        self.provider.add_interface(interface)
        self.assertEqual(_ONBOOT, self.get_interface_config())

    def test_add_base_interface_vlan(self):
        interface = objects.Interface('em1.120')
        self.provider.add_interface(interface)
        self.assertEqual(_IFCFG_VLAN, self.get_interface_config('em1.120'))

    def test_add_ovs_interface(self):
        interface = objects.Interface('em1')
        interface.ovs_port = True
        self.provider.add_interface(interface)
        self.assertEqual(_OVS_IFCFG, self.get_interface_config())

    def test_add_ovs_tunnel(self):
        interface = objects.OvsTunnel('tun0')
        interface.type = 'ovs_tunnel'
        interface.tunnel_type = 'gre'
        interface.ovs_options = ['options:remote_ip=192.168.1.1']
        interface.bridge_name = 'br-ctlplane'
        self.provider.add_interface(interface)
        self.assertEqual(_OVS_IFCFG_TUNNEL, self.get_interface_config('tun0'))

    def test_add_ovs_patch_port(self):
        patch_port = objects.OvsPatchPort("br-pub-patch")
        patch_port.type = 'ovs_patch_port'
        patch_port.bridge_name = 'br-ex'
        patch_port.peer = 'br-ex-patch'
        self.provider.add_interface(patch_port)
        self.assertEqual(_OVS_IFCFG_PATCH_PORT,
                         self.get_interface_config('br-pub-patch'))

    def test_add_interface_with_v4(self):
        v4_addr = objects.Address('192.168.1.2/24')
        interface = objects.Interface('em1', addresses=[v4_addr])
        self.provider.add_interface(interface)
        self.assertEqual(_V4_IFCFG, self.get_interface_config())
        self.assertEqual('', self.get_route_config())

    def test_add_interface_with_v4_multiple(self):
        addresses = [objects.Address('192.168.1.2/24'),
                     objects.Address('192.168.1.3/32'),
                     objects.Address('10.0.0.2/8')]
        interface = objects.Interface('em1', addresses=addresses)
        self.provider.add_interface(interface)
        self.assertEqual(_V4_IFCFG_MULTIPLE, self.get_interface_config())
        self.assertEqual('', self.get_route_config())

    def test_add_interface_map_persisted(self):
        def test_interface_mac(name):
            macs = {'em1': 'a1:b2:c3:d4:e5'}
            return macs[name]
        self.stubs.Set(utils, 'interface_mac', test_interface_mac)

        nic_mapping = {'nic1': 'em1'}
        self.stubbed_mapped_nics = nic_mapping
        v4_addr = objects.Address('192.168.1.2/24')
        interface = objects.Interface('nic1', addresses=[v4_addr],
                                      nic_mapping=nic_mapping,
                                      persist_mapping=True)
        self.assertEqual('a1:b2:c3:d4:e5', interface.hwaddr)
        self.provider.add_interface(interface)
        self.assertEqual(_V4_IFCFG_MAPPED, self.get_interface_config('nic1'))
        self.assertEqual('', self.get_route_config('nic1'))

    def test_add_interface_with_v6(self):
        v6_addr = objects.Address('2001:abc:a::/64')
        interface = objects.Interface('em1', addresses=[v6_addr])
        self.provider.add_interface(interface)
        self.assertEqual(_V6_IFCFG, self.get_interface_config())

    def test_add_interface_with_v6_multiple(self):
        addresses = [objects.Address('2001:abc:a::/64'),
                     objects.Address('2001:abc:b::1/64'),
                     objects.Address('2001:abc:c::2/96')]
        interface = objects.Interface('em1', addresses=addresses)
        self.provider.add_interface(interface)
        self.assertEqual(_V6_IFCFG_MULTIPLE, self.get_interface_config())

    def test_network_with_routes(self):
        route1 = objects.Route('192.168.1.1', default=True,
                               route_options="metric 10")
        route2 = objects.Route('192.168.1.1', '172.19.0.0/24')
        route3 = objects.Route('192.168.1.5', '172.20.0.0/24',
                               route_options="metric 100")
        v4_addr = objects.Address('192.168.1.2/24')
        interface = objects.Interface('em1', addresses=[v4_addr],
                                      routes=[route1, route2, route3])
        self.provider.add_interface(interface)
        self.assertEqual(_V4_IFCFG, self.get_interface_config())
        self.assertEqual(_ROUTES, self.get_route_config())

    def test_network_with_ipv6_routes(self):
        route1 = objects.Route('192.168.1.1', default=True,
                               route_options="metric 10")
        route2 = objects.Route('192.168.1.1', '172.19.0.0/24')
        route3 = objects.Route('192.168.1.5', '172.20.0.0/24',
                               route_options="metric 100")
        route4 = objects.Route('2001:db8::1', default=True)
        route5 = objects.Route('fd00:fd00:2000::1',
                               '2001:db8:dead:beef:cafe::/56')
        route6 = objects.Route('fd00:fd00:2000::1',
                               '2001:db8:dead:beff::/64',
                               route_options="metric 100")
        v4_addr = objects.Address('192.168.1.2/24')
        v6_addr = objects.Address('2001:abc:a::/64')
        interface = objects.Interface('em1', addresses=[v4_addr, v6_addr],
                                      routes=[route1, route2, route3,
                                              route4, route5, route6])
        self.provider.add_interface(interface)
        self.assertEqual(_V4_V6_IFCFG, self.get_interface_config())
        self.assertEqual(_ROUTES_V6, self.get_route6_config())

    def test_network_ovs_bridge_with_dhcp(self):
        interface = objects.Interface('em1')
        bridge = objects.OvsBridge('br-ctlplane', use_dhcp=True,
                                   members=[interface])
        self.provider.add_interface(interface)
        self.provider.add_bridge(bridge)
        self.assertEqual(_OVS_INTERFACE, self.get_interface_config())
        self.assertEqual(_OVS_BRIDGE_DHCP,
                         self.provider.bridge_data['br-ctlplane'])

    def test_network_ovs_bridge_with_standalone_fail_mode(self):
        interface = objects.Interface('em1')
        bridge = objects.OvsBridge('br-ctlplane', use_dhcp=True,
                                   members=[interface],
                                   fail_mode='standalone')
        self.provider.add_interface(interface)
        self.provider.add_bridge(bridge)
        self.assertEqual(_OVS_INTERFACE, self.get_interface_config())
        self.assertEqual(_OVS_BRIDGE_DHCP_STANDALONE,
                         self.provider.bridge_data['br-ctlplane'])

    def test_network_ovs_bridge_with_secure_fail_mode(self):
        interface = objects.Interface('em1')
        bridge = objects.OvsBridge('br-ctlplane', use_dhcp=True,
                                   members=[interface],
                                   fail_mode='secure')
        self.provider.add_interface(interface)
        self.provider.add_bridge(bridge)
        self.assertEqual(_OVS_INTERFACE, self.get_interface_config())
        self.assertEqual(_OVS_BRIDGE_DHCP_SECURE,
                         self.provider.bridge_data['br-ctlplane'])

    def test_network_linux_bridge_with_dhcp(self):
        interface = objects.Interface('em1')
        bridge = objects.LinuxBridge('br-ctlplane', use_dhcp=True,
                                     members=[interface])
        self.provider.add_linux_bridge(bridge)
        self.provider.add_interface(interface)
        self.assertEqual(_LINUX_BRIDGE_IFCFG, self.get_interface_config())
        self.assertEqual(_LINUX_BRIDGE_DHCP,
                         self.provider.linuxbridge_data['br-ctlplane'])

    def test_network_ovs_bridge_static(self):
        v4_addr = objects.Address('192.168.1.2/24')
        interface = objects.Interface('em1')
        bridge = objects.OvsBridge('br-ctlplane', members=[interface],
                                   addresses=[v4_addr])
        self.provider.add_interface(interface)
        self.provider.add_bridge(bridge)
        self.assertEqual(_OVS_INTERFACE, self.get_interface_config())
        self.assertEqual(_OVS_BRIDGE_STATIC,
                         self.provider.bridge_data['br-ctlplane'])

    def test_network_ovs_bridge_with_tunnel(self):
        interface = objects.OvsTunnel('tun0')
        interface.type = 'ovs_tunnel'
        interface.tunnel_type = 'gre'
        interface.ovs_options = ['options:remote_ip=192.168.1.1']
        interface.bridge_name = 'br-ctlplane'
        self.provider.add_interface(interface)
        v4_addr = objects.Address('192.168.1.2/24')
        bridge = objects.OvsBridge('br-ctlplane', members=[interface],
                                   addresses=[v4_addr])
        self.provider.add_bridge(bridge)
        self.provider.add_interface(interface)
        self.assertEqual(_OVS_IFCFG_TUNNEL, self.get_interface_config('tun0'))
        self.assertEqual(_OVS_BRIDGE_STATIC,
                         self.provider.bridge_data['br-ctlplane'])

    def test_network_linux_bridge_static(self):
        v4_addr = objects.Address('192.168.1.2/24')
        interface = objects.Interface('em1')
        bridge = objects.LinuxBridge('br-ctlplane', members=[interface],
                                     addresses=[v4_addr])
        self.provider.add_interface(interface)
        self.provider.add_bridge(bridge)
        self.assertEqual(_LINUX_BRIDGE_IFCFG, self.get_interface_config())
        self.assertEqual(_LINUX_BRIDGE_STATIC,
                         self.provider.bridge_data['br-ctlplane'])

    def test_network_ovs_bridge_with_dhcp_primary_interface(self):
        def test_interface_mac(name):
            return "a1:b2:c3:d4:e5"
        self.stubs.Set(utils, 'interface_mac', test_interface_mac)

        interface = objects.Interface('em1', primary=True)
        bridge = objects.OvsBridge('br-ctlplane', use_dhcp=True,
                                   members=[interface])
        self.provider.add_interface(interface)
        self.provider.add_bridge(bridge)
        self.assertEqual(_OVS_INTERFACE, self.get_interface_config())
        self.assertEqual(_OVS_BRIDGE_DHCP_PRIMARY_INTERFACE,
                         self.provider.bridge_data['br-ctlplane'])

    def test_network_ovs_bridge_with_dhcp_primary_interface_with_extra(self):
        def test_interface_mac(name):
            return "a1:b2:c3:d4:e5"
        self.stubs.Set(utils, 'interface_mac', test_interface_mac)

        interface = objects.Interface('em1', primary=True)
        ovs_extra = "br-set-external-id br-ctlplane bridge-id br-ctlplane"
        bridge = objects.OvsBridge('br-ctlplane', use_dhcp=True,
                                   members=[interface],
                                   ovs_extra=[ovs_extra])
        self.provider.add_interface(interface)
        self.provider.add_bridge(bridge)
        self.assertEqual(_OVS_INTERFACE, self.get_interface_config())
        self.assertEqual(_OVS_BRIDGE_DHCP_OVS_EXTRA,
                         self.provider.bridge_data['br-ctlplane'])

    def test_network_ovs_bridge_with_dhcp_primary_interface_with_format(self):
        def test_interface_mac(name):
            return "a1:b2:c3:d4:e5"
        self.stubs.Set(utils, 'interface_mac', test_interface_mac)

        interface = objects.Interface('em1', primary=True)
        ovs_extra = "br-set-external-id {name} bridge-id {name}"
        bridge = objects.OvsBridge('br-ctlplane', use_dhcp=True,
                                   members=[interface],
                                   ovs_extra=[ovs_extra])
        self.provider.add_interface(interface)
        self.provider.add_bridge(bridge)
        self.assertEqual(_OVS_INTERFACE, self.get_interface_config())
        self.assertEqual(_OVS_BRIDGE_DHCP_OVS_EXTRA,
                         self.provider.bridge_data['br-ctlplane'])

    def test_network_ivs_with_uplink_and_interface(self):
        interface = objects.Interface('em1')
        v4_addr = objects.Address('172.16.2.7/24')
        ivs_interface = objects.IvsInterface(vlan_id=5,
                                             name='storage',
                                             addresses=[v4_addr])
        bridge = objects.IvsBridge(members=[interface, ivs_interface])
        self.provider.add_interface(interface)
        self.provider.add_ivs_interface(ivs_interface)
        self.provider.add_bridge(bridge)
        self.assertEqual(_IVS_UPLINK, self.get_interface_config())
        self.assertEqual(_IVS_INTERFACE,
                         self.provider.ivsinterface_data[ivs_interface.name])
        data = self.provider.generate_ivs_config(['em1'], ['storage5'])
        self.assertEqual(_IVS_CONFIG, data)

    def test_network_nfvswitch_with_interfaces_and_internal_interfaces(self):
        interface = objects.Interface('em1')
        v4_addr = objects.Address('172.16.2.7/24')
        nfvswitch_internal = objects.NfvswitchInternal(vlan_id=5,
                                                       name='storage',
                                                       addresses=[v4_addr])
        iface_name = nfvswitch_internal.name
        bridge = objects.NfvswitchBridge(members=[interface,
                                                  nfvswitch_internal],
                                         options="-c 2,3,4,5")
        self.provider.add_interface(interface)
        self.provider.add_nfvswitch_internal(nfvswitch_internal)
        self.provider.add_nfvswitch_bridge(bridge)
        self.assertEqual(_NFVSWITCH_INTERFACE, self.get_interface_config())
        self.assertEqual(_NFVSWITCH_INTERNAL,
                         self.provider.nfvswitch_intiface_data[iface_name])
        data = self.provider.generate_nfvswitch_config(['em1'], ['storage5'])
        self.assertEqual(_NFVSWITCH_CONFIG, data)

    def test_add_ib_interface_with_v4_multiple(self):
        addresses = [objects.Address('192.168.1.2/24'),
                     objects.Address('192.168.1.3/32'),
                     objects.Address('10.0.0.2/8')]
        ib_interface = objects.IbInterface('ib0', addresses=addresses)
        self.provider.add_interface(ib_interface)
        self.assertEqual(_IB_V4_IFCFG_MULTIPLE,
                         self.get_interface_config('ib0'))
        self.assertEqual('', self.get_route_config())

    def test_add_contrail_vrouter(self):
        addresses = [objects.Address('10.0.0.30/24')]
        interface1 = objects.Interface('em3')
        cvi = objects.ContrailVrouter('vhost0', addresses=addresses,
                                      members=[interface1],)
        self.provider.add_contrail_vrouter(cvi)
        self.assertEqual(
            _CONTRAIL_VROUTER_IFACE,
            self.provider.interface_data['vhost0'])
        self.assertEqual('', self.get_route_config('vhost0'))

    def test_add_contrail_vrouter_with_nic_mapping(self):
        nic_mapping = {'nic1': 'em3'}
        self.stubbed_mapped_nics = nic_mapping
        addresses = [objects.Address('10.0.0.30/24')]
        interface1 = objects.Interface('nic1')
        cvi = objects.ContrailVrouter('vhost0', addresses=addresses,
                                      members=[interface1])
        self.provider.add_contrail_vrouter(cvi)
        self.assertEqual(
            _CONTRAIL_VROUTER_IFACE,
            self.provider.interface_data['vhost0'])
        self.assertEqual('', self.get_route_config('vhost0'))

    def test_add_contrail_vrouter_dpdk_interface(self):
        addresses = [objects.Address('10.0.0.30/24')]
        interface1 = objects.Interface('em3')
        self.stubs.Set(utils, 'get_stored_pci_address',
                       self.stub_get_stored_pci_address)
        cvi = objects.ContrailVrouterDpdk('vhost0', addresses=addresses,
                                          members=[interface1])
        self.provider.noop = True
        self.provider.add_contrail_vrouter_dpdk(cvi)
        self.assertEqual(
            _CONTRAIL_VROUTER_DPDK_IFACE,
            self.provider.interface_data['vhost0'])
        self.assertEqual('', self.get_route_config('vhost0'))

    def test_add_contrail_vrouter_dpdk_interface_cust_driver(self):
        addresses = [objects.Address('10.0.0.30/24')]
        interface1 = objects.Interface('em3')
        self.stubs.Set(utils, 'get_stored_pci_address',
                       self.stub_get_stored_pci_address)
        cvi = objects.ContrailVrouterDpdk('vhost0', addresses=addresses,
                                          members=[interface1], driver='vfio')
        self.provider.noop = True
        self.provider.add_contrail_vrouter_dpdk(cvi)
        self.assertEqual(
            _CONTRAIL_VROUTER_DPDK_IFACE_CUST_DRIVER,
            self.provider.interface_data['vhost0'])
        self.assertEqual('', self.get_route_config('vhost0'))

    def test_add_contrail_vrouter_dpdk_interface_nic_mapping(self):
        nic_mapping = {'nic1': 'em3'}
        self.stubbed_mapped_nics = nic_mapping
        addresses = [objects.Address('10.0.0.30/24')]
        interface1 = objects.Interface('nic1')
        self.stubs.Set(utils, 'get_stored_pci_address',
                       self.stub_get_stored_pci_address)
        cvi = objects.ContrailVrouterDpdk('vhost0', addresses=addresses,
                                          members=[interface1])
        self.provider.noop = True
        self.provider.add_contrail_vrouter_dpdk(cvi)
        self.assertEqual(
            _CONTRAIL_VROUTER_DPDK_IFACE,
            self.provider.interface_data['vhost0'])
        self.assertEqual('', self.get_route_config('vhost0'))

    def test_add_contrail_vrouter_dpdk_bond_interface(self):
        addresses = [objects.Address('10.0.0.30/24')]
        interface1 = objects.Interface('em3')
        interface2 = objects.Interface('em1')
        self.stubs.Set(utils, 'get_stored_pci_address',
                       self.stub_get_stored_pci_address)
        cvi = objects.ContrailVrouterDpdk('vhost0', addresses=addresses,
                                          members=[interface1, interface2],
                                          bond_mode="2",
                                          bond_policy="802.3ad",
                                          cpu_list="2,3")
        self.provider.noop = True
        self.provider.add_contrail_vrouter_dpdk(cvi)
        self.assertEqual(
            _CONTRAIL_VROUTER_DPDK_BOND_IFACE,
            self.provider.interface_data['vhost0'])
        self.assertEqual('', self.get_route_config('vhost0'))

    def test_add_contrail_vrouter_dpdk_bond_interface_nic_mapping(self):
        nic_mapping = {'nic1': 'em3', 'nic2': 'em1'}
        self.stubbed_mapped_nics = nic_mapping
        addresses = [objects.Address('10.0.0.30/24')]
        interface1 = objects.Interface('nic1')
        interface2 = objects.Interface('nic2')
        self.stubs.Set(utils, 'get_stored_pci_address',
                       self.stub_get_stored_pci_address)
        cvi = objects.ContrailVrouterDpdk('vhost0', addresses=addresses,
                                          members=[interface1, interface2],
                                          bond_mode="2",
                                          bond_policy="802.3ad",
                                          cpu_list="2,3")
        self.provider.noop = True
        self.provider.add_contrail_vrouter_dpdk(cvi)
        self.assertEqual(
            _CONTRAIL_VROUTER_DPDK_BOND_IFACE,
            self.provider.interface_data['vhost0'])
        self.assertEqual('', self.get_route_config('vhost0'))

    def test_add_vlan(self):
        vlan = objects.Vlan('em1', 5)
        self.provider.add_vlan(vlan)
        self.assertEqual(_VLAN_NO_IP, self.get_vlan_config('vlan5'))

    def test_add_vlan_ovs(self):
        vlan = objects.Vlan('em1', 5)
        vlan.ovs_port = True
        self.provider.add_vlan(vlan)
        self.assertEqual(_VLAN_OVS, self.get_vlan_config('vlan5'))

    def test_add_vlan_mtu_1500(self):
        vlan = objects.Vlan('em1', 5, mtu=1500)
        self.provider.add_vlan(vlan)
        expected = _VLAN_NO_IP + 'MTU=1500\n'
        self.assertEqual(expected, self.get_vlan_config('vlan5'))

    def test_add_ovs_bridge_with_vlan(self):
        vlan = objects.Vlan('em1', 5)
        bridge = objects.OvsBridge('br-ctlplane', use_dhcp=True,
                                   members=[vlan])
        self.provider.add_vlan(vlan)
        self.provider.add_bridge(bridge)
        self.assertEqual(_VLAN_OVS_BRIDGE, self.get_vlan_config('vlan5'))

    def test_add_linux_bridge_with_vlan(self):
        vlan = objects.Vlan('em1', 5)
        bridge = objects.LinuxBridge('br-ctlplane', use_dhcp=True,
                                     members=[vlan])
        self.provider.add_vlan(vlan)
        self.provider.add_bridge(bridge)
        self.assertEqual(_VLAN_LINUX_BRIDGE, self.get_vlan_config('vlan5'))

    def test_ovs_bond(self):
        interface1 = objects.Interface('em1')
        interface2 = objects.Interface('em2')
        bond = objects.OvsBond('bond0', use_dhcp=True,
                               members=[interface1, interface2])
        self.provider.add_interface(interface1)
        self.provider.add_interface(interface2)
        self.provider.add_bond(bond)
        self.assertEqual(_NO_IP, self.get_interface_config('em1'))

        em2_config = """# This file is autogenerated by os-net-config
DEVICE=em2
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
BOOTPROTO=none
"""
        self.assertEqual(em2_config, self.get_interface_config('em2'))
        self.assertEqual(_OVS_BOND_DHCP,
                         self.get_interface_config('bond0'))

    def test_linux_bond(self):
        interface1 = objects.Interface('em1')
        interface2 = objects.Interface('em2')
        bond = objects.LinuxBond('bond0', use_dhcp=True,
                                 members=[interface1, interface2])
        self.provider.add_linux_bond(bond)
        self.provider.add_interface(interface1)
        self.provider.add_interface(interface2)
        self.assertEqual(_LINUX_BOND_DHCP,
                         self.get_linux_bond_config('bond0'))
        self.assertEqual(_LINUX_BOND_INTERFACE,
                         self.get_interface_config('em1'))

    def test_linux_team(self):
        interface1 = objects.Interface('em1')
        interface2 = objects.Interface('em2')
        team = objects.LinuxTeam('team0', use_dhcp=True,
                                 members=[interface1, interface2])
        self.provider.add_linux_team(team)
        self.provider.add_interface(interface1)
        self.provider.add_interface(interface2)
        self.assertEqual(_LINUX_TEAM_DHCP,
                         self.get_linux_team_config('team0'))
        self.assertEqual(_LINUX_TEAM_INTERFACE,
                         self.get_interface_config('em1'))

    def test_interface_defroute(self):
        interface1 = objects.Interface('em1')
        interface2 = objects.Interface('em2', defroute=False)
        self.provider.add_interface(interface1)
        self.provider.add_interface(interface2)
        em1_config = """# This file is autogenerated by os-net-config
DEVICE=em1
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
BOOTPROTO=none
"""
        em2_config = """# This file is autogenerated by os-net-config
DEVICE=em2
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
BOOTPROTO=none
DEFROUTE=no
"""
        self.assertEqual(em1_config, self.get_interface_config('em1'))
        self.assertEqual(em2_config, self.get_interface_config('em2'))

    def test_interface_dhclient_opts(self):
        interface1 = objects.Interface('em1', dhclient_args='--foobar')
        self.provider.add_interface(interface1)
        em1_config = """# This file is autogenerated by os-net-config
DEVICE=em1
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
BOOTPROTO=none
DHCLIENTARGS=--foobar
"""
        self.assertEqual(em1_config, self.get_interface_config('em1'))

    def test_interface_ethtool_opts(self):
        interface1 = objects.Interface('em1',
                                       ethtool_opts='speed 1000 duplex full')
        self.provider.add_interface(interface1)
        em1_config = """# This file is autogenerated by os-net-config
DEVICE=em1
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
BOOTPROTO=none
ETHTOOL_OPTS=\"speed 1000 duplex full\"
"""
        self.assertEqual(em1_config, self.get_interface_config('em1'))

    def test_interface_single_dns_server(self):
        interface1 = objects.Interface('em1', dns_servers=['1.2.3.4'])
        self.provider.add_interface(interface1)
        em1_config = """# This file is autogenerated by os-net-config
DEVICE=em1
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
BOOTPROTO=none
DNS1=1.2.3.4
"""
        self.assertEqual(em1_config, self.get_interface_config('em1'))

    def test_interface_dns_servers(self):
        interface1 = objects.Interface('em1', dns_servers=['1.2.3.4',
                                                           '5.6.7.8'])
        self.provider.add_interface(interface1)
        em1_config = """# This file is autogenerated by os-net-config
DEVICE=em1
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
BOOTPROTO=none
DNS1=1.2.3.4
DNS2=5.6.7.8
"""
        self.assertEqual(em1_config, self.get_interface_config('em1'))

    def test_interface_more_dns_servers(self):
        interface1 = objects.Interface('em1', dns_servers=['1.2.3.4',
                                                           '5.6.7.8',
                                                           '9.10.11.12'])
        self.provider.add_interface(interface1)
        em1_config = """# This file is autogenerated by os-net-config
DEVICE=em1
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
BOOTPROTO=none
DNS1=1.2.3.4
DNS2=5.6.7.8
"""
        self.assertEqual(em1_config, self.get_interface_config('em1'))

    def test_nm_controlled(self):
        interface1 = objects.Interface('em1', nm_controlled=True)
        interface2 = objects.Interface('em2', nm_controlled=True)
        bond = objects.LinuxBond('bond1', nm_controlled=True,
                                 members=[interface1, interface2])
        self.provider.add_linux_bond(bond)
        self.provider.add_interface(interface1)
        self.provider.add_interface(interface2)

        ifcfg_data = self.get_interface_config('em1')
        self.assertEqual(_NM_CONTROLLED_INTERFACE, ifcfg_data)
        bond_data = self.get_linux_bond_config('bond1')
        self.assertEqual(_NM_CONTROLLED_BOND, bond_data)

    def test_network_sriov_vf(self):
        nic_mapping = {'nic1': 'eth0', 'nic2': 'eth1', 'nic3': 'eth2'}
        self.stubbed_mapped_nics = nic_mapping
        addresses = [objects.Address('10.0.0.30/24')]
        vf = objects.SriovVF(device='nic3', vfid=7, addresses=addresses)

        def test_get_vf_devname(device, vfid, noop):
            self.assertEqual(device, 'eth2')
            self.assertEqual(vfid, 7)
            return 'eth2_7'
        self.stubs.Set(utils, 'get_vf_devname',
                       test_get_vf_devname)
        self.provider.add_sriov_vf(vf)
        vf_config = """# This file is autogenerated by os-net-config
DEVICE=eth2_7
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
BOOTPROTO=static
IPADDR=10.0.0.30
NETMASK=255.255.255.0
"""
        self.assertEqual(vf_config, self.get_interface_config('eth2_7'))

    def test_network_sriov_pf(self):
        nic_mapping = {'nic1': 'eth0', 'nic2': 'eth1', 'nic3': 'eth2'}
        self.stubbed_mapped_nics = nic_mapping

        pf = objects.SriovPF(name='nic3', numvfs=10)

        def test_update_sriov_pf_map(name, numvfs, noop):
            self.assertEqual(name, 'eth2')
            self.assertEqual(numvfs, 10)
        self.stubs.Set(utils, 'update_sriov_pf_map',
                       test_update_sriov_pf_map)
        self.provider.add_sriov_pf(pf)
        pf_config = """# This file is autogenerated by os-net-config
DEVICE=eth2
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
BOOTPROTO=none
"""
        self.assertEqual(pf_config, self.get_interface_config('eth2'))

    def test_network_ovs_dpdk_bridge_and_port(self):
        nic_mapping = {'nic1': 'eth0', 'nic2': 'eth1', 'nic3': 'eth2'}
        self.stubbed_mapped_nics = nic_mapping

        interface = objects.Interface(name='nic3')
        dpdk_port = objects.OvsDpdkPort(name='dpdk0', members=[interface])
        bridge = objects.OvsUserBridge('br-link', members=[dpdk_port])

        def test_bind_dpdk_interfaces(ifname, driver, noop):
            self.assertEqual(ifname, 'eth2')
            self.assertEqual(driver, 'vfio-pci')
        self.stubs.Set(utils, 'bind_dpdk_interfaces',
                       test_bind_dpdk_interfaces)
        self.stubs.Set(utils, 'get_stored_pci_address',
                       self.stub_get_stored_pci_address)

        self.provider.add_ovs_dpdk_port(dpdk_port)
        self.provider.add_ovs_user_bridge(bridge)
        br_link_config = """# This file is autogenerated by os-net-config
DEVICE=br-link
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
DEVICETYPE=ovs
TYPE=OVSUserBridge
"""
        dpdk0_config = """# This file is autogenerated by os-net-config
DEVICE=dpdk0
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
DEVICETYPE=ovs
TYPE=OVSDPDKPort
OVS_BRIDGE=br-link
OVS_EXTRA="set Interface $DEVICE options:dpdk-devargs=0000:00:09.0"
"""
        self.assertEqual(br_link_config,
                         self.provider.bridge_data['br-link'])
        self.assertEqual(dpdk0_config, self.get_interface_config('dpdk0'))

    def test_network_ovs_dpdk_bridge_and_port_with_mtu_rxqueue(self):
        nic_mapping = {'nic1': 'eth0', 'nic2': 'eth1', 'nic3': 'eth2'}
        self.stubbed_mapped_nics = nic_mapping

        interface = objects.Interface(name='nic3')
        dpdk_port = objects.OvsDpdkPort(name='dpdk0', members=[interface],
                                        mtu=9000, rx_queue=4)
        bridge = objects.OvsUserBridge('br-link', members=[dpdk_port])

        def test_bind_dpdk_interfaces(ifname, driver, noop):
            self.assertEqual(ifname, 'eth2')
            self.assertEqual(driver, 'vfio-pci')
        self.stubs.Set(utils, 'bind_dpdk_interfaces',
                       test_bind_dpdk_interfaces)
        self.stubs.Set(utils, 'get_stored_pci_address',
                       self.stub_get_stored_pci_address)

        self.provider.add_ovs_dpdk_port(dpdk_port)
        self.provider.add_ovs_user_bridge(bridge)
        br_link_config = """# This file is autogenerated by os-net-config
DEVICE=br-link
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
DEVICETYPE=ovs
TYPE=OVSUserBridge
"""
        dpdk0_config = """# This file is autogenerated by os-net-config
DEVICE=dpdk0
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
DEVICETYPE=ovs
TYPE=OVSDPDKPort
OVS_BRIDGE=br-link
RX_QUEUE=4
MTU=9000
OVS_EXTRA="set Interface $DEVICE options:dpdk-devargs=0000:00:09.0 \
-- set Interface $DEVICE mtu_request=$MTU \
-- set Interface $DEVICE options:n_rxq=$RX_QUEUE"
"""
        self.assertEqual(br_link_config,
                         self.provider.bridge_data['br-link'])
        self.assertEqual(dpdk0_config, self.get_interface_config('dpdk0'))

    def test_network_ovs_dpdk_bond(self):
        nic_mapping = {'nic1': 'eth0', 'nic2': 'eth1', 'nic3': 'eth2'}
        self.stubbed_mapped_nics = nic_mapping

        iface0 = objects.Interface(name='nic2')
        dpdk0 = objects.OvsDpdkPort(name='dpdk0', members=[iface0])
        iface1 = objects.Interface(name='nic3')
        dpdk1 = objects.OvsDpdkPort(name='dpdk1', members=[iface1])
        bond = objects.OvsDpdkBond('dpdkbond0', members=[dpdk0, dpdk1])
        bridge = objects.OvsUserBridge('br-link', members=[bond])

        def test_bind_dpdk_interfaces(ifname, driver, noop):
            self.assertIn(ifname, ['eth1', 'eth2'])
            self.assertEqual(driver, 'vfio-pci')
        self.stubs.Set(utils, 'bind_dpdk_interfaces',
                       test_bind_dpdk_interfaces)
        self.stubs.Set(utils, 'get_stored_pci_address',
                       self.stub_get_stored_pci_address)

        self.provider.add_ovs_dpdk_bond(bond)
        self.provider.add_ovs_user_bridge(bridge)

        dpdk_bond_config = """# This file is autogenerated by os-net-config
DEVICE=dpdkbond0
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
DEVICETYPE=ovs
TYPE=OVSDPDKBond
OVS_BRIDGE=br-link
BOND_IFACES="dpdk0 dpdk1"
OVS_EXTRA="set Interface dpdk0 options:dpdk-devargs=0000:00:08.0 \
-- set Interface dpdk1 options:dpdk-devargs=0000:00:09.0"
"""
        self.assertEqual(dpdk_bond_config,
                         self.get_interface_config('dpdkbond0'))

    def test_network_ovs_dpdk_bond_with_mtu(self):
        nic_mapping = {'nic1': 'eth0', 'nic2': 'eth1', 'nic3': 'eth2'}
        self.stubbed_mapped_nics = nic_mapping

        iface0 = objects.Interface(name='nic2')
        dpdk0 = objects.OvsDpdkPort(name='dpdk0', members=[iface0])
        iface1 = objects.Interface(name='nic3')
        dpdk1 = objects.OvsDpdkPort(name='dpdk1', members=[iface1])
        bond = objects.OvsDpdkBond('dpdkbond0', mtu=9000,
                                   members=[dpdk0, dpdk1])
        bridge = objects.OvsUserBridge('br-link', members=[bond])

        def test_bind_dpdk_interfaces(ifname, driver, noop):
            self.assertIn(ifname, ['eth1', 'eth2'])
            self.assertEqual(driver, 'vfio-pci')
        self.stubs.Set(utils, 'bind_dpdk_interfaces',
                       test_bind_dpdk_interfaces)
        self.stubs.Set(utils, 'get_stored_pci_address',
                       self.stub_get_stored_pci_address)

        self.provider.add_ovs_dpdk_bond(bond)
        self.provider.add_ovs_user_bridge(bridge)

        dpdk_bond_config = """# This file is autogenerated by os-net-config
DEVICE=dpdkbond0
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
DEVICETYPE=ovs
TYPE=OVSDPDKBond
OVS_BRIDGE=br-link
BOND_IFACES="dpdk0 dpdk1"
MTU=9000
OVS_EXTRA="set Interface dpdk0 options:dpdk-devargs=0000:00:08.0 \
-- set Interface dpdk1 options:dpdk-devargs=0000:00:09.0 \
-- set Interface dpdk0 mtu_request=$MTU \
-- set Interface dpdk1 mtu_request=$MTU"
"""
        self.assertEqual(dpdk_bond_config,
                         self.get_interface_config('dpdkbond0'))

    def test_network_ovs_dpdk_bond_with_rx_queue(self):
        nic_mapping = {'nic1': 'eth0', 'nic2': 'eth1', 'nic3': 'eth2'}
        self.stubbed_mapped_nics = nic_mapping

        iface0 = objects.Interface(name='nic2')
        dpdk0 = objects.OvsDpdkPort(name='dpdk0', members=[iface0])
        iface1 = objects.Interface(name='nic3')
        dpdk1 = objects.OvsDpdkPort(name='dpdk1', members=[iface1])
        bond = objects.OvsDpdkBond('dpdkbond0', rx_queue=4,
                                   members=[dpdk0, dpdk1])
        bridge = objects.OvsUserBridge('br-link', members=[bond])

        def test_bind_dpdk_interfaces(ifname, driver, noop):
            self.assertIn(ifname, ['eth1', 'eth2'])
            self.assertEqual(driver, 'vfio-pci')
        self.stubs.Set(utils, 'bind_dpdk_interfaces',
                       test_bind_dpdk_interfaces)
        self.stubs.Set(utils, 'get_stored_pci_address',
                       self.stub_get_stored_pci_address)

        self.provider.add_ovs_dpdk_bond(bond)
        self.provider.add_ovs_user_bridge(bridge)

        dpdk_bond_config = """# This file is autogenerated by os-net-config
DEVICE=dpdkbond0
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
DEVICETYPE=ovs
TYPE=OVSDPDKBond
OVS_BRIDGE=br-link
BOND_IFACES="dpdk0 dpdk1"
RX_QUEUE=4
OVS_EXTRA="set Interface dpdk0 options:dpdk-devargs=0000:00:08.0 \
-- set Interface dpdk1 options:dpdk-devargs=0000:00:09.0 \
-- set Interface dpdk0 options:n_rxq=$RX_QUEUE \
-- set Interface dpdk1 options:n_rxq=$RX_QUEUE"
"""
        self.assertEqual(dpdk_bond_config,
                         self.get_interface_config('dpdkbond0'))

    def test_network_ovs_dpdk_bond_with_mtu_and_rx_queue(self):
        nic_mapping = {'nic1': 'eth0', 'nic2': 'eth1', 'nic3': 'eth2'}
        self.stubbed_mapped_nics = nic_mapping

        iface0 = objects.Interface(name='nic2')
        dpdk0 = objects.OvsDpdkPort(name='dpdk0', members=[iface0])
        iface1 = objects.Interface(name='nic3')
        dpdk1 = objects.OvsDpdkPort(name='dpdk1', members=[iface1])
        bond = objects.OvsDpdkBond('dpdkbond0', rx_queue=4, mtu=9000,
                                   members=[dpdk0, dpdk1])
        bridge = objects.OvsUserBridge('br-link', members=[bond])

        def test_bind_dpdk_interfaces(ifname, driver, noop):
            self.assertIn(ifname, ['eth1', 'eth2'])
            self.assertEqual(driver, 'vfio-pci')
        self.stubs.Set(utils, 'bind_dpdk_interfaces',
                       test_bind_dpdk_interfaces)
        self.stubs.Set(utils, 'get_stored_pci_address',
                       self.stub_get_stored_pci_address)

        self.provider.add_ovs_dpdk_bond(bond)
        self.provider.add_ovs_user_bridge(bridge)

        dpdk_bond_config = """# This file is autogenerated by os-net-config
DEVICE=dpdkbond0
ONBOOT=yes
HOTPLUG=no
NM_CONTROLLED=no
PEERDNS=no
DEVICETYPE=ovs
TYPE=OVSDPDKBond
OVS_BRIDGE=br-link
BOND_IFACES="dpdk0 dpdk1"
RX_QUEUE=4
MTU=9000
OVS_EXTRA="set Interface dpdk0 options:dpdk-devargs=0000:00:08.0 \
-- set Interface dpdk1 options:dpdk-devargs=0000:00:09.0 \
-- set Interface dpdk0 mtu_request=$MTU \
-- set Interface dpdk1 mtu_request=$MTU \
-- set Interface dpdk0 options:n_rxq=$RX_QUEUE \
-- set Interface dpdk1 options:n_rxq=$RX_QUEUE"
"""
        self.assertEqual(dpdk_bond_config,
                         self.get_interface_config('dpdkbond0'))


class TestIfcfgNetConfigApply(base.TestCase):

    def setUp(self):
        super(TestIfcfgNetConfigApply, self).setUp()
        self.temp_ifcfg_file = tempfile.NamedTemporaryFile()
        self.temp_bond_file = tempfile.NamedTemporaryFile()
        self.temp_route_file = tempfile.NamedTemporaryFile()
        self.temp_route6_file = tempfile.NamedTemporaryFile()
        self.temp_bridge_file = tempfile.NamedTemporaryFile()
        self.temp_cleanup_file = tempfile.NamedTemporaryFile(delete=False)
        self.ifup_interface_names = []
        self.ovs_appctl_cmds = []
        self.stop_dhclient_interfaces = []

        def test_ifcfg_path(name):
            return self.temp_ifcfg_file.name
        self.stubs.Set(impl_ifcfg, 'ifcfg_config_path', test_ifcfg_path)

        def test_remove_ifcfg_config(name):
            ifcfg_file = self.temp_ifcfg_file.name
            if os.path.exists(ifcfg_file):
                os.remove(ifcfg_file)
        self.stubs.Set(impl_ifcfg, 'remove_ifcfg_config',
                       test_remove_ifcfg_config)

        def test_routes_path(name):
            return self.temp_route_file.name
        self.stubs.Set(impl_ifcfg, 'route_config_path', test_routes_path)

        def test_routes6_path(name):
            return self.temp_route6_file.name
        self.stubs.Set(impl_ifcfg, 'route6_config_path', test_routes6_path)

        def test_bridge_path(name):
            return self.temp_bridge_file.name
        self.stubs.Set(impl_ifcfg, 'bridge_config_path', test_bridge_path)

        def test_cleanup_pattern():
            return self.temp_cleanup_file.name
        self.stubs.Set(impl_ifcfg, 'cleanup_pattern', test_cleanup_pattern)

        def test_stop_dhclient_process(interface):
            self.stop_dhclient_interfaces.append(interface)
        self.stubs.Set(impl_ifcfg, 'stop_dhclient_process',
                       test_stop_dhclient_process)

        def test_execute(*args, **kwargs):
            if args[0] == '/sbin/ifup':
                self.ifup_interface_names.append(args[1])
            elif args[0] == '/bin/ovs-appctl':
                self.ovs_appctl_cmds.append(' '.join(args))
            pass
        self.stubs.Set(processutils, 'execute', test_execute)

        self.provider = impl_ifcfg.IfcfgNetConfig()

    def tearDown(self):
        self.temp_ifcfg_file.close()
        self.temp_route_file.close()
        self.temp_route6_file.close()
        self.temp_bridge_file.close()
        if os.path.exists(self.temp_cleanup_file.name):
            self.temp_cleanup_file.close()
        super(TestIfcfgNetConfigApply, self).tearDown()

    def test_network_apply(self):
        route1 = objects.Route('192.168.1.1', default=True,
                               route_options="metric 10")
        route2 = objects.Route('192.168.1.1', '172.19.0.0/24')
        route3 = objects.Route('192.168.1.5', '172.20.0.0/24',
                               route_options="metric 100")
        v4_addr = objects.Address('192.168.1.2/24')
        interface = objects.Interface('em1', addresses=[v4_addr],
                                      routes=[route1, route2, route3])
        self.provider.add_interface(interface)

        self.provider.apply()

        ifcfg_data = utils.get_file_data(self.temp_ifcfg_file.name)
        self.assertEqual(_V4_IFCFG, ifcfg_data)
        route_data = utils.get_file_data(self.temp_route_file.name)
        self.assertEqual(_ROUTES, route_data)

    def test_dhcp_ovs_bridge_network_apply(self):
        interface = objects.Interface('em1')
        bridge = objects.OvsBridge('br-ctlplane', use_dhcp=True,
                                   members=[interface])
        self.provider.add_interface(interface)
        self.provider.add_bridge(bridge)
        self.provider.apply()

        ifcfg_data = utils.get_file_data(self.temp_ifcfg_file.name)
        self.assertEqual(_OVS_INTERFACE, ifcfg_data)
        bridge_data = utils.get_file_data(self.temp_bridge_file.name)
        self.assertEqual(_OVS_BRIDGE_DHCP, bridge_data)
        route_data = utils.get_file_data(self.temp_route_file.name)
        self.assertEqual("", route_data)

    def test_dhclient_stop_on_iface_activate(self):
        self.stop_dhclient_interfaces = []
        v4_addr = objects.Address('192.168.1.2/24')
        interface = objects.Interface('em1', addresses=[v4_addr])
        interface2 = objects.Interface('em2', use_dhcp=True)
        interface3 = objects.Interface('em3', use_dhcp=False)
        self.provider.add_interface(interface)
        self.provider.add_interface(interface2)
        self.provider.add_interface(interface3)
        self.provider.apply()
        # stop dhclient on em1 due to static IP and em3 due to no IP
        self.assertIn('em1', self.stop_dhclient_interfaces)
        self.assertIn('em3', self.stop_dhclient_interfaces)
        self.assertNotIn('em2', self.stop_dhclient_interfaces)

    def test_apply_noactivate(self):
        interface = objects.Interface('em1')
        bridge = objects.OvsBridge('br-ctlplane', use_dhcp=True,
                                   members=[interface])
        self.provider.add_interface(interface)
        self.provider.add_bridge(bridge)
        self.provider.apply(activate=False)
        self.assertEqual([], self.ifup_interface_names)

    def test_bond_active_slave(self):
        # setup and apply a bond
        interface1 = objects.Interface('em1')
        interface2 = objects.Interface('em2', primary=True)
        bond = objects.OvsBond('bond1', use_dhcp=True,
                               members=[interface1, interface2])
        self.provider.add_interface(interface1)
        self.provider.add_interface(interface2)
        self.provider.add_bond(bond)
        self.provider.apply()
        ovs_appctl_cmds = '/bin/ovs-appctl bond/set-active-slave bond1 em2'
        self.assertIn(ovs_appctl_cmds, self.ovs_appctl_cmds)

    def test_bond_active_ordering(self):
        # setup and apply a bond
        interface1 = objects.Interface('em1')
        interface2 = objects.Interface('em2')
        bond = objects.OvsBond('bond1', use_dhcp=True,
                               members=[interface1, interface2])
        self.provider.add_interface(interface1)
        self.provider.add_interface(interface2)
        self.provider.add_bond(bond)
        self.provider.apply()
        ovs_appctl_cmds = '/bin/ovs-appctl bond/set-active-slave bond1 em1'
        self.assertIn(ovs_appctl_cmds, self.ovs_appctl_cmds)

    def test_restart_children_on_change(self):
        # setup and apply a bridge
        interface = objects.Interface('em1')
        bridge = objects.OvsBridge('br-ctlplane', use_dhcp=True,
                                   members=[interface])
        self.provider.add_interface(interface)
        self.provider.add_bridge(bridge)
        self.provider.apply()
        self.assertIn('em1', self.ifup_interface_names)
        self.assertIn('br-ctlplane', self.ifup_interface_names)

        # changing the bridge should restart the interface too
        self.ifup_interface_names = []
        bridge = objects.OvsBridge('br-ctlplane', use_dhcp=False,
                                   members=[interface])
        self.provider.add_interface(interface)
        self.provider.add_bridge(bridge)
        self.provider.apply()
        self.assertIn('em1', self.ifup_interface_names)

        # test infiniband interfaces act as proper bridge members
        ib_interface = objects.IbInterface('ib0')
        bridge = objects.OvsBridge('br-ctlplane', use_dhcp=True,
                                   members=[ib_interface])
        self.provider.add_interface(ib_interface)
        self.provider.add_bridge(bridge)
        self.provider.apply()
        self.assertIn('ib0', self.ifup_interface_names)
        self.assertIn('br-ctlplane', self.ifup_interface_names)

        # changing the bridge should restart the interface too
        self.ifup_interface_names = []
        bridge = objects.OvsBridge('br-ctlplane', use_dhcp=False,
                                   members=[ib_interface])
        self.provider.add_interface(interface)
        self.provider.add_bridge(bridge)
        self.provider.apply()
        self.assertIn('ib0', self.ifup_interface_names)

        # setup and apply a bond on a bridge
        self.ifup_interface_names = []
        interface1 = objects.Interface('em1')
        interface2 = objects.Interface('em2')
        bond = objects.OvsBond('bond0',
                               members=[interface1, interface2])
        bridge = objects.OvsBridge('br-ctlplane', use_dhcp=True,
                                   members=[bond])
        self.provider.add_interface(interface1)
        self.provider.add_interface(interface2)
        self.provider.add_bond(bond)
        self.provider.add_bridge(bridge)
        self.provider.apply()

        # changing the bridge should restart everything
        self.ifup_interface_names = []
        bridge = objects.OvsBridge('br-ctlplane', use_dhcp=False,
                                   members=[bond])
        self.provider.add_interface(interface1)
        self.provider.add_interface(interface2)
        self.provider.add_bond(bond)
        self.provider.add_bridge(bridge)
        self.provider.apply()
        self.assertIn('br-ctlplane', self.ifup_interface_names)
        self.assertIn('bond0', self.ifup_interface_names)
        self.assertIn('em1', self.ifup_interface_names)
        self.assertIn('em2', self.ifup_interface_names)

    def test_restart_interface_counts(self):
        interface = objects.Interface('em1')
        self.provider.add_interface(interface)
        interface2 = objects.Interface('em2')
        self.provider.add_interface(interface2)
        self.provider.apply()
        self.assertEqual(1, self.ifup_interface_names.count("em1"))
        self.assertEqual(1, self.ifup_interface_names.count("em2"))

    def test_vlan_apply(self):
        vlan = objects.Vlan('em1', 5)
        self.provider.add_vlan(vlan)
        self.provider.apply()

        ifcfg_data = utils.get_file_data(self.temp_ifcfg_file.name)
        self.assertEqual(_VLAN_NO_IP, ifcfg_data)

    def test_cleanup(self):
        self.provider.apply(cleanup=True)
        self.assertTrue(not os.path.exists(self.temp_cleanup_file.name))

    def test_cleanup_not_loopback(self):
        tmp_lo_file = '%s-lo' % self.temp_cleanup_file.name
        utils.write_config(tmp_lo_file, 'foo')

        def test_cleanup_pattern():
            return '%s-*' % self.temp_cleanup_file.name
        self.stubs.Set(impl_ifcfg, 'cleanup_pattern', test_cleanup_pattern)

        self.provider.apply(cleanup=True)
        self.assertTrue(os.path.exists(tmp_lo_file))
        os.remove(tmp_lo_file)

    def test_ovs_restart_called(self):
        interface = objects.Interface('em1')
        dpdk_port = objects.OvsDpdkPort('dpdk0', members=[interface])
        execute_strings = []

        def test_execute(*args, **kwargs):
            execute_strings.append(args[1])
        self.stubs.Set(NetConfig, 'execute', test_execute)

        self.provider.noop = True
        self.provider.add_ovs_dpdk_port(dpdk_port)
        self.provider.apply()
        self.assertIn('Restart openvswitch', execute_strings)

    def test_ovs_restart_not_called(self):
        interface = objects.Interface('em1')
        execute_strings = []

        def test_execute(*args, **kwargs):
            execute_strings.append(args[1])
        self.stubs.Set(NetConfig, 'execute', test_execute)

        self.provider.noop = True
        self.provider.add_interface(interface)
        self.provider.apply()
        self.assertNotIn('Restart openvswitch', execute_strings)

    def _failed_execute(*args, **kwargs):
        if kwargs.get('check_exit_code', True):
            raise processutils.ProcessExecutionError('Test stderr',
                                                     'Test stdout',
                                                     str(kwargs))

    def test_interface_failure(self):
        self.stubs.Set(processutils, 'execute', self._failed_execute)
        v4_addr = objects.Address('192.168.1.2/24')
        interface = objects.Interface('em1', addresses=[v4_addr])
        self.provider.add_interface(interface)

        self.assertRaises(os_net_config.ConfigurationError,
                          self.provider.apply)
        self.assertEqual(1, len(self.provider.errors))

    def test_interface_failure_multiple(self):
        self.stubs.Set(processutils, 'execute', self._failed_execute)
        v4_addr = objects.Address('192.168.1.2/24')
        interface = objects.Interface('em1', addresses=[v4_addr])
        v4_addr2 = objects.Address('192.168.2.2/24')
        interface2 = objects.Interface('em2', addresses=[v4_addr2])
        self.provider.add_interface(interface)
        self.provider.add_interface(interface2)

        self.assertRaises(os_net_config.ConfigurationError,
                          self.provider.apply)
        # Even though the first one failed, we should have attempted both
        self.assertEqual(2, len(self.provider.errors))
