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# -*- 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 tempfile
from os_net_config import impl_eni
from os_net_config import objects
from os_net_config.openstack.common import processutils
from os_net_config.tests import base
from os_net_config import utils
_AUTO = "auto eth0\n"
_v4_IFACE_NO_IP = _AUTO + "iface eth0 inet manual\n"
_V4_IFACE_STATIC_IP = _AUTO + """iface eth0 inet static
address 192.168.1.2
netmask 255.255.255.0
"""
_V6_IFACE_STATIC_IP = _AUTO + """iface eth0 inet6 static
address fe80::2677:3ff:fe7d:4c
netmask ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
"""
_IFACE_DHCP = _AUTO + "iface eth0 inet dhcp\n"
_OVS_PORT_BASE = _AUTO + "allow-br0 eth0\n"
_OVS_PORT_IFACE = _OVS_PORT_BASE + """iface eth0 inet manual
ovs_bridge br0
ovs_type OVSPort
"""
_OVS_BRIDGE_DHCP = """auto br0
allow-ovs br0
iface br0 inet dhcp
ovs_type OVSBridge
ovs_ports eth0
pre-up ip addr flush dev eth0
"""
_OVS_BRIDGE_DHCP_PRIMARY_INTERFACE = _OVS_BRIDGE_DHCP + \
" ovs_extra set bridge br0 other-config:hwaddr=a1:b2:c3:d4:e5\n"
_VLAN_NO_IP = """auto vlan5
iface vlan5 inet manual
vlan-raw-device eth0
"""
_VLAN_OVS_PORT = """auto vlan5
allow-br0 vlan5
iface vlan5 inet manual
ovs_bridge br0
ovs_type OVSIntPort
ovs_options tag=5
"""
_RTS = """up route add -net 172.19.0.0 netmask 255.255.255.0 gw 192.168.1.1
down route del -net 172.19.0.0 netmask 255.255.255.0 gw 192.168.1.1
"""
class TestENINetConfig(base.TestCase):
def setUp(self):
super(TestENINetConfig, self).setUp()
self.provider = impl_eni.ENINetConfig()
self.if_name = 'eth0'
def tearDown(self):
super(TestENINetConfig, self).tearDown()
def get_interface_config(self, name="eth0"):
return self.provider.interfaces[name]
def get_route_config(self):
return self.provider.routes[self.if_name]
def _default_interface(self, addr=[], rts=[]):
return objects.Interface(self.if_name, addresses=addr, routes=rts)
def test_interface_no_ip(self):
interface = self._default_interface()
self.provider.addInterface(interface)
self.assertEqual(_v4_IFACE_NO_IP, self.get_interface_config())
def test_add_interface_with_v4(self):
v4_addr = objects.Address('192.168.1.2/24')
interface = self._default_interface([v4_addr])
self.provider.addInterface(interface)
self.assertEqual(_V4_IFACE_STATIC_IP, self.get_interface_config())
def test_add_interface_with_v6(self):
v6_addr = objects.Address('fe80::2677:3ff:fe7d:4c')
interface = self._default_interface([v6_addr])
self.provider.addInterface(interface)
self.assertEqual(_V6_IFACE_STATIC_IP, self.get_interface_config())
def test_add_interface_dhcp(self):
interface = self._default_interface()
interface.use_dhcp = True
self.provider.addInterface(interface)
self.assertEqual(_IFACE_DHCP, self.get_interface_config())
def test_add_interface_with_both_v4_and_v6(self):
v4_addr = objects.Address('192.168.1.2/24')
v6_addr = objects.Address('fe80::2677:3ff:fe7d:4c')
interface = self._default_interface([v4_addr, v6_addr])
self.provider.addInterface(interface)
self.assertEqual(_V4_IFACE_STATIC_IP + _V6_IFACE_STATIC_IP,
self.get_interface_config())
def test_add_ovs_port_interface(self):
interface = self._default_interface()
interface.ovs_port = True
interface.bridge_name = 'br0'
self.provider.addInterface(interface)
self.assertEqual(_OVS_PORT_IFACE, self.get_interface_config())
def test_network_with_routes(self):
route1 = objects.Route('192.168.1.1', '172.19.0.0/24')
v4_addr = objects.Address('192.168.1.2/24')
interface = self._default_interface([v4_addr], [route1])
self.provider.addInterface(interface)
self.assertEqual(_V4_IFACE_STATIC_IP, self.get_interface_config())
self.assertEqual(_RTS, self.get_route_config())
def test_network_ovs_bridge_with_dhcp(self):
interface = self._default_interface()
bridge = objects.OvsBridge('br0', use_dhcp=True,
members=[interface])
self.provider.addBridge(bridge)
self.provider.addInterface(interface)
self.assertEqual(_OVS_PORT_IFACE, self.get_interface_config())
self.assertEqual(_OVS_BRIDGE_DHCP, self.provider.bridges['br0'])
def test_network_ovs_bridge_with_dhcp_and_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(self.if_name, primary=True)
bridge = objects.OvsBridge('br0', use_dhcp=True,
members=[interface])
self.provider.addBridge(bridge)
self.provider.addInterface(interface)
self.assertEqual(_OVS_PORT_IFACE, self.get_interface_config())
self.assertEqual(_OVS_BRIDGE_DHCP_PRIMARY_INTERFACE,
self.provider.bridges['br0'])
def test_vlan(self):
vlan = objects.Vlan('eth0', 5)
self.provider.addVlan(vlan)
self.assertEqual(_VLAN_NO_IP, self.get_interface_config('vlan5'))
def test_vlan_ovs_bridge_int_port(self):
vlan = objects.Vlan('eth0', 5)
bridge = objects.OvsBridge('br0', use_dhcp=True,
members=[vlan])
self.provider.addBridge(bridge)
self.provider.addVlan(vlan)
self.assertEqual(_VLAN_OVS_PORT, self.get_interface_config('vlan5'))
class TestENINetConfigApply(base.TestCase):
def setUp(self):
super(TestENINetConfigApply, self).setUp()
self.temp_config_file = tempfile.NamedTemporaryFile()
def test_config_path():
return self.temp_config_file.name
self.stubs.Set(impl_eni, '_network_config_path', test_config_path)
def test_execute(*args, **kwargs):
pass
self.stubs.Set(processutils, 'execute', test_execute)
self.provider = impl_eni.ENINetConfig()
def tearDown(self):
self.temp_config_file.close()
super(TestENINetConfigApply, self).tearDown()
def test_network_apply(self):
route = objects.Route('192.168.1.1', '172.19.0.0/24')
v4_addr = objects.Address('192.168.1.2/24')
interface = objects.Interface('eth0', addresses=[v4_addr],
routes=[route])
self.provider.addInterface(interface)
self.provider.apply()
iface_data = utils.get_file_data(self.temp_config_file.name)
self.assertEqual((_V4_IFACE_STATIC_IP + _RTS), iface_data)
def test_dhcp_ovs_bridge_network_apply(self):
interface = objects.Interface('eth0')
bridge = objects.OvsBridge('br0', use_dhcp=True,
members=[interface])
self.provider.addInterface(interface)
self.provider.addBridge(bridge)
self.provider.apply()
iface_data = utils.get_file_data(self.temp_config_file.name)
self.assertEqual((_OVS_BRIDGE_DHCP + _OVS_PORT_IFACE), iface_data)
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