openstack
/
neutron
Code Issues Proposed changes

Merge "Move conntrack zones to IPTablesFirewall"

This commit is contained in:
Jenkins 2017-04-10 17:09:55 +00:00 committed by Gerrit Code Review
parent b4ac177451 c76164c058
commit 991ea0b923
7 changed files with 236 additions and 108 deletions
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46
neutron/agent/linux/ip_conntrack.py
View File

@ -29,14 +29,13 @@ MAX_CONNTRACK_ZONES = 65535
@lockutils.synchronized('conntrack')
def get_conntrack(get_rules_for_table_func, filtered_ports, unfiltered_ports,
execute=None, namespace=None):
execute=None, namespace=None, zone_per_port=False):
try:
return CONTRACK_MGRS[namespace]
except KeyError:
ipconntrack = IpConntrackManager(get_rules_for_table_func,
filtered_ports, unfiltered_ports,
execute, namespace)
execute, namespace, zone_per_port)
CONTRACK_MGRS[namespace] = ipconntrack
return CONTRACK_MGRS[namespace]
@ -45,12 +44,14 @@ class IpConntrackManager(object):
"""Smart wrapper for ip conntrack."""
def __init__(self, get_rules_for_table_func, filtered_ports,
unfiltered_ports, execute=None, namespace=None):
unfiltered_ports, execute=None, namespace=None,
zone_per_port=False):
self.get_rules_for_table_func = get_rules_for_table_func
self.execute = execute or linux_utils.execute
self.namespace = namespace
self.filtered_ports = filtered_ports
self.unfiltered_ports = unfiltered_ports
self.zone_per_port = zone_per_port # zone per port vs per network
self._populate_initial_zone_map()
@staticmethod
@ -74,8 +75,7 @@ class IpConntrackManager(object):
cmd = self._generate_conntrack_cmd_by_rule(rule, self.namespace)
ethertype = rule.get('ethertype')
for device_info in device_info_list:
zone_id = self._device_zone_map.get(
self._port_key(device_info['device']), None)
zone_id = self.get_device_zone(device_info, create=False)
if not zone_id:
LOG.debug("No zone for device %(dev)s. Will not try to "
"clear conntrack state. Zone map: %(zm)s",
@ -139,26 +139,30 @@ class IpConntrackManager(object):
self._device_zone_map[short_port_id] = int(match.group('zone'))
LOG.debug("Populated conntrack zone map: %s", self._device_zone_map)
@staticmethod
def _port_key(port_id):
# we have to key the device_zone_map based on the fragment of the port
def _device_key(self, port):
# we have to key the device_zone_map based on the fragment of the
# UUID that shows up in the interface name. This is because the initial
# map is populated strictly based on interface names that we don't know
# the full UUID of.
return port_id[:(n_const.LINUX_DEV_LEN -
n_const.LINUX_DEV_PREFIX_LEN)]
if self.zone_per_port:
identifier = port['device'][n_const.LINUX_DEV_PREFIX_LEN:]
else:
identifier = port['network_id']
return identifier[:(n_const.LINUX_DEV_LEN -
n_const.LINUX_DEV_PREFIX_LEN)]
def get_device_zone(self, port_id):
short_port_id = self._port_key(port_id)
def get_device_zone(self, port, create=True):
device_key = self._device_key(port)
try:
return self._device_zone_map[short_port_id]
return self._device_zone_map[device_key]
except KeyError:
return self._generate_device_zone(short_port_id)
if create:
return self._generate_device_zone(device_key)
def _free_zones_from_removed_ports(self):
"""Clears any entries from the zone map of removed ports."""
existing_ports = [
self._port_key(port['device'])
self._device_key(port)
for port in (list(self.filtered_ports.values()) +
list(self.unfiltered_ports.values()))
]
@ -166,7 +170,7 @@ class IpConntrackManager(object):
for dev in removed:
self._device_zone_map.pop(dev, None)
def _generate_device_zone(self, short_port_id):
def _generate_device_zone(self, short_device_id):
"""Generates a unique conntrack zone for the passed in ID."""
try:
zone = self._find_open_zone()
@ -175,10 +179,10 @@ class IpConntrackManager(object):
self._free_zones_from_removed_ports()
zone = self._find_open_zone()
self._device_zone_map[short_port_id] = zone
LOG.debug("Assigned CT zone %(z)s to port %(dev)s.",
{'z': zone, 'dev': short_port_id})
return self._device_zone_map[short_port_id]
self._device_zone_map[short_device_id] = zone
LOG.debug("Assigned CT zone %(z)s to device %(dev)s.",
{'z': zone, 'dev': short_device_id})
return self._device_zone_map[short_device_id]
def _find_open_zone(self):
# call set to dedup because old ports may be mapped to the same zone.

78
neutron/agent/linux/iptables_firewall.py
View File

@ -57,6 +57,7 @@ class IptablesFirewallDriver(firewall.FirewallDriver):
"""Driver which enforces security groups through iptables rules."""
IPTABLES_DIRECTION = {firewall.INGRESS_DIRECTION: 'physdev-out',
firewall.EGRESS_DIRECTION: 'physdev-in'}
CONNTRACK_ZONE_PER_PORT = False
def __init__(self, namespace=None):
self.iptables = iptables_manager.IptablesManager(state_less=True,
@ -70,7 +71,8 @@ class IptablesFirewallDriver(firewall.FirewallDriver):
self.unfiltered_ports = {}
self.ipconntrack = ip_conntrack.get_conntrack(
self.iptables.get_rules_for_table, self.filtered_ports,
self.unfiltered_ports, namespace=namespace)
self.unfiltered_ports, namespace=namespace,
zone_per_port=self.CONNTRACK_ZONE_PER_PORT)
self._add_fallback_chain_v4v6()
self._defer_apply = False
self._pre_defer_filtered_ports = None
@ -204,6 +206,7 @@ class IptablesFirewallDriver(firewall.FirewallDriver):
# agent restarts and don't cause unnecessary rule differences
for pname in sorted(ports):
port = ports[pname]
self._add_conntrack_jump(port)
self._setup_chain(port, firewall.INGRESS_DIRECTION)
self._setup_chain(port, firewall.EGRESS_DIRECTION)
self.iptables.ipv4['filter'].add_rule(SG_CHAIN, '-j ACCEPT')
@ -224,6 +227,7 @@ class IptablesFirewallDriver(firewall.FirewallDriver):
self._remove_chain(port, firewall.INGRESS_DIRECTION)
self._remove_chain(port, firewall.EGRESS_DIRECTION)
self._remove_chain(port, SPOOF_FILTER)
self._remove_conntrack_jump(port)
for port in unfiltered_ports.values():
self._remove_rule_port_sec(port, firewall.INGRESS_DIRECTION)
self._remove_rule_port_sec(port, firewall.EGRESS_DIRECTION)
@ -325,6 +329,43 @@ class IptablesFirewallDriver(firewall.FirewallDriver):
self._add_rules_to_chain_v4v6('INPUT', jump_rule, jump_rule,
comment=ic.INPUT_TO_SG)
def _get_br_device_name(self, port):
return ('brq' + port['network_id'])[:n_const.LINUX_DEV_LEN]
def _get_jump_rules(self, port):
zone = self.ipconntrack.get_device_zone(port)
br_dev = self._get_br_device_name(port)
port_dev = self._get_device_name(port)
# match by interface for bridge input
match_interface = '-i %s'
match_physdev = '-m physdev --physdev-in %s'
# comment to prevent duplicate warnings for different devices using
# same bridge. truncate start to remove prefixes
comment = '-m comment --comment "Set zone for %s"' % port['device'][4:]
rules = []
for dev, match in ((br_dev, match_physdev), (br_dev, match_interface),
(port_dev, match_physdev)):
match = match % dev
rule = '%s %s -j CT --zone %s' % (match, comment, zone)
rules.append(rule)
return rules
def _add_conntrack_jump(self, port):
for jump_rule in self._get_jump_rules(port):
self._add_raw_rule('PREROUTING', jump_rule)
def _remove_conntrack_jump(self, port):
for jump_rule in self._get_jump_rules(port):
self._remove_raw_rule('PREROUTING', jump_rule)
def _add_raw_rule(self, chain, rule, comment=None):
self.iptables.ipv4['raw'].add_rule(chain, rule, comment=comment)
self.iptables.ipv6['raw'].add_rule(chain, rule, comment=comment)
def _remove_raw_rule(self, chain, rule):
self.iptables.ipv4['raw'].remove_rule(chain, rule)
self.iptables.ipv6['raw'].remove_rule(chain, rule)
def _split_sgr_by_ethertype(self, security_group_rules):
ipv4_sg_rules = []
ipv6_sg_rules = []
@ -828,6 +869,7 @@ class IptablesFirewallDriver(firewall.FirewallDriver):
class OVSHybridIptablesFirewallDriver(IptablesFirewallDriver):
OVS_HYBRID_PLUG_REQUIRED = True
CONNTRACK_ZONE_PER_PORT = True
def _port_chain_name(self, port, direction):
return iptables_manager.get_chain_name(
@ -838,37 +880,3 @@ class OVSHybridIptablesFirewallDriver(IptablesFirewallDriver):
def _get_device_name(self, port):
return get_hybrid_port_name(port['device'])
def _get_jump_rule(self, port, direction):
if direction == firewall.INGRESS_DIRECTION:
device = self._get_br_device_name(port)
else:
device = self._get_device_name(port)
jump_rule = '-m physdev --physdev-in %s -j CT --zone %s' % (
device, self.ipconntrack.get_device_zone(
port['device']))
return jump_rule
def _add_raw_chain_rules(self, port, direction):
jump_rule = self._get_jump_rule(port, direction)
self.iptables.ipv4['raw'].add_rule('PREROUTING', jump_rule)
self.iptables.ipv6['raw'].add_rule('PREROUTING', jump_rule)
def _remove_raw_chain_rules(self, port, direction):
jump_rule = self._get_jump_rule(port, direction)
self.iptables.ipv4['raw'].remove_rule('PREROUTING', jump_rule)
self.iptables.ipv6['raw'].remove_rule('PREROUTING', jump_rule)
def _add_chain(self, port, direction):
super(OVSHybridIptablesFirewallDriver, self)._add_chain(port,
direction)
if direction in [firewall.INGRESS_DIRECTION,
firewall.EGRESS_DIRECTION]:
self._add_raw_chain_rules(port, direction)
def _remove_chain(self, port, direction):
super(OVSHybridIptablesFirewallDriver, self)._remove_chain(port,
direction)
if direction in [firewall.INGRESS_DIRECTION,
firewall.EGRESS_DIRECTION]:
self._remove_raw_chain_rules(port, direction)

11
neutron/tests/common/conn_testers.py
View File

@ -513,9 +513,18 @@ class LinuxBridgeConnectionTester(ConnectionTester):
"""
def __init__(self, *args, **kwargs):
self.bridge_name = kwargs.pop('bridge_name', None)
super(LinuxBridgeConnectionTester, self).__init__(*args, **kwargs)
def _setUp(self):
super(LinuxBridgeConnectionTester, self)._setUp()
self.bridge = self.useFixture(net_helpers.LinuxBridgeFixture()).bridge
bridge_args = {}
if self.bridge_name:
bridge_args = {'prefix': self.bridge_name,
'prefix_is_full_name': True}
self.bridge = self.useFixture(
net_helpers.LinuxBridgeFixture(**bridge_args)).bridge
machines = self.useFixture(
machine_fixtures.PeerMachines(
self.bridge, self.ip_cidr)).machines

19
neutron/tests/functional/agent/test_firewall.py
View File

@ -24,12 +24,14 @@ import netaddr
from neutron_lib import constants
from oslo_config import cfg
from oslo_log import log as logging
from oslo_utils import uuidutils
import testscenarios
from neutron.agent import firewall
from neutron.agent.linux import iptables_firewall
from neutron.agent.linux import openvswitch_firewall
from neutron.cmd.sanity import checks
from neutron.common import constants as n_const
from neutron.conf.agent import securitygroups_rpc as security_config
from neutron.tests.common import conn_testers
from neutron.tests.common import helpers
@ -95,6 +97,7 @@ class BaseFirewallTestCase(base.BaseSudoTestCase):
def setUp(self):
security_config.register_securitygroups_opts()
self.net_id = uuidutils.generate_uuid()
super(BaseFirewallTestCase, self).setUp()
self.tester, self.firewall = getattr(self, self.initialize)()
if self.firewall_name == "openvswitch":
@ -103,7 +106,8 @@ class BaseFirewallTestCase(base.BaseSudoTestCase):
self.tester.vm_port_id,
[self.tester.vm_ip_address],
self.tester.vm_mac_address,
[self.FAKE_SECURITY_GROUP_ID])
[self.FAKE_SECURITY_GROUP_ID],
self.net_id)
# FIXME(jlibosva): We should consider to call prepare_port_filter with
# deferred bridge depending on its performance
self.firewall.prepare_port_filter(self.src_port_desc)
@ -111,8 +115,10 @@ class BaseFirewallTestCase(base.BaseSudoTestCase):
def initialize_iptables(self):
cfg.CONF.set_override('enable_ipset', self.enable_ipset,
'SECURITYGROUP')
br_name = ('brq' + self.net_id)[:n_const.LINUX_DEV_LEN]
tester = self.useFixture(
conn_testers.LinuxBridgeConnectionTester(self.ip_cidr))
conn_testers.LinuxBridgeConnectionTester(self.ip_cidr,
bridge_name=br_name))
firewall_drv = iptables_firewall.IptablesFirewallDriver(
namespace=tester.bridge_namespace)
return tester, firewall_drv
@ -140,7 +146,8 @@ class BaseFirewallTestCase(base.BaseSudoTestCase):
self.tester.set_peer_tag(vlan)
@staticmethod
def _create_port_description(port_id, ip_addresses, mac_address, sg_ids):
def _create_port_description(port_id, ip_addresses, mac_address, sg_ids,
net_id):
return {'admin_state_up': True,
'device': port_id,
'device_owner': DEVICE_OWNER_COMPUTE,
@ -148,7 +155,8 @@ class BaseFirewallTestCase(base.BaseSudoTestCase):
'mac_address': mac_address,
'port_security_enabled': True,
'security_groups': sg_ids,
'status': 'ACTIVE'}
'status': 'ACTIVE',
'network_id': net_id}
def _apply_security_group_rules(self, sg_id, sg_rules):
with self.firewall.defer_apply():
@ -539,7 +547,8 @@ class FirewallTestCase(BaseFirewallTestCase):
self.tester.peer_port_id,
[self.tester.peer_ip_address],
self.tester.peer_mac_address,
[remote_sg_id])
[remote_sg_id],
self.net_id)
vm_sg_members = {'IPv4': [self.tester.peer_ip_address]}
peer_sg_rules = [{'ethertype': 'IPv4', 'direction': 'egress',

5
neutron/tests/unit/agent/linux/test_ip_conntrack.py
View File

@ -27,14 +27,15 @@ class IPConntrackTestCase(base.BaseTestCase):
self.unfiltered_port = {}
self.mgr = ip_conntrack.IpConntrackManager(
self._get_rule_for_table, self.filtered_port,
self.unfiltered_port, self.execute)
self.unfiltered_port, self.execute,
zone_per_port=True)
def _get_rule_for_table(self, table):
return ['test --physdev-in tapdevice -j CT --zone 100']
def test_delete_conntrack_state_dedupes(self):
rule = {'ethertype': 'IPv4', 'direction': 'ingress'}
dev_info = {'device': 'device', 'fixed_ips': ['1.2.3.4']}
dev_info = {'device': 'tapdevice', 'fixed_ips': ['1.2.3.4']}
dev_info_list = [dev_info for _ in range(10)]
self.mgr._delete_conntrack_state(dev_info_list, rule)
self.assertEqual(1, len(self.execute.mock_calls))

65
neutron/tests/unit/agent/linux/test_iptables_firewall.py
View File

@ -126,6 +126,12 @@ class IptablesFirewallTestCase(BaseIptablesFirewallTestCase):
'sg-fallback', '-j DROP',
comment=ic.UNMATCH_DROP),
mock.call.add_chain('sg-chain'),
mock.call.add_rule('PREROUTING', mock.ANY, # zone set
comment=None),
mock.call.add_rule('PREROUTING', mock.ANY, # zone set
comment=None),
mock.call.add_rule('PREROUTING', mock.ANY, # zone set
comment=None),
mock.call.add_chain('ifake_dev'),
mock.call.add_rule('FORWARD',
'-m physdev --physdev-out tapfake_dev '
@ -1015,6 +1021,12 @@ class IptablesFirewallTestCase(BaseIptablesFirewallTestCase):
'-j DROP',
comment=ic.UNMATCH_DROP),
mock.call.add_chain('sg-chain'),
mock.call.add_rule('PREROUTING', mock.ANY, # zone set
comment=None),
mock.call.add_rule('PREROUTING', mock.ANY, # zone set
comment=None),
mock.call.add_rule('PREROUTING', mock.ANY, # zone set
comment=None),
mock.call.add_chain('ifake_dev'),
mock.call.add_rule('FORWARD',
'-m physdev --physdev-out tapfake_dev '
@ -1137,7 +1149,7 @@ class IptablesFirewallTestCase(BaseIptablesFirewallTestCase):
'protocol': protocol}]
with mock.patch.dict(self.firewall.ipconntrack._device_zone_map,
{port['device']: ct_zone}):
{port['network_id']: ct_zone}):
self.firewall.filter_defer_apply_on()
self.firewall.sg_rules['fake_sg_id'] = []
self.firewall.filter_defer_apply_off()
@ -1222,7 +1234,7 @@ class IptablesFirewallTestCase(BaseIptablesFirewallTestCase):
self.firewall.filtered_ports[port['device']] = port
self.firewall.updated_sg_members = set(['tapfake_dev'])
with mock.patch.dict(self.firewall.ipconntrack._device_zone_map,
{port['device']: ct_zone}):
{port['network_id']: ct_zone}):
self.firewall.filter_defer_apply_on()
new_port = copy.deepcopy(port)
new_port['security_groups'] = ['fake_sg_id2']
@ -1284,7 +1296,7 @@ class IptablesFirewallTestCase(BaseIptablesFirewallTestCase):
members_after_delete = {'IPv6': ['fe80::3']}
with mock.patch.dict(self.firewall.ipconntrack._device_zone_map,
{port['device']: ct_zone}):
{port['network_id']: ct_zone}):
# add ['10.0.0.2', '10.0.0.3'] or ['fe80::2', 'fe80::3']
self.firewall.security_group_updated('sg_member', ['fake_sg_id2'])
self.firewall.update_security_group_members(
@ -1341,6 +1353,12 @@ class IptablesFirewallTestCase(BaseIptablesFirewallTestCase):
'-j DROP',
comment=ic.UNMATCH_DROP),
mock.call.add_chain('sg-chain'),
mock.call.add_rule('PREROUTING', mock.ANY,
comment=None), # zone set
mock.call.add_rule('PREROUTING', mock.ANY,
comment=None), # zone set
mock.call.add_rule('PREROUTING', mock.ANY,
comment=None), # zone set
mock.call.add_chain('ifake_dev'),
mock.call.add_rule(
'FORWARD',
@ -1418,8 +1436,17 @@ class IptablesFirewallTestCase(BaseIptablesFirewallTestCase):
mock.call.remove_chain('ifake_dev'),
mock.call.remove_chain('ofake_dev'),
mock.call.remove_chain('sfake_dev'),
mock.call.remove_rule('PREROUTING', mock.ANY), # zone set
mock.call.remove_rule('PREROUTING', mock.ANY), # zone set
mock.call.remove_rule('PREROUTING', mock.ANY), # zone set
mock.call.remove_chain('sg-chain'),
mock.call.add_chain('sg-chain'),
mock.call.add_rule('PREROUTING', mock.ANY,
comment=None), # zone set
mock.call.add_rule('PREROUTING', mock.ANY,
comment=None), # zone set
mock.call.add_rule('PREROUTING', mock.ANY,
comment=None), # zone set
mock.call.add_chain('ifake_dev'),
mock.call.add_rule(
'FORWARD',
@ -1497,6 +1524,9 @@ class IptablesFirewallTestCase(BaseIptablesFirewallTestCase):
mock.call.remove_chain('ifake_dev'),
mock.call.remove_chain('ofake_dev'),
mock.call.remove_chain('sfake_dev'),
mock.call.remove_rule('PREROUTING', mock.ANY), # zone set
mock.call.remove_rule('PREROUTING', mock.ANY), # zone set
mock.call.remove_rule('PREROUTING', mock.ANY), # zone set
mock.call.remove_chain('sg-chain'),
mock.call.add_chain('sg-chain')]
@ -1520,11 +1550,8 @@ class IptablesFirewallTestCase(BaseIptablesFirewallTestCase):
new_port['fixed_ips'] = ['10.0.0.2', 'fe80::2']
self.firewall.sg_members['fake_sg_id2'] = {'IPv4': ['10.0.0.2'],
'IPv6': ['fe80::2']}
if ct_zone:
self.firewall.ipconntrack._device_zone_map['tapfake_dev'] = ct_zone
else:
self.firewall.ipconntrack._device_zone_map.pop('tapfake_dev', None)
mock.patch.object(self.firewall.ipconntrack, 'get_device_zone',
return_value=ct_zone).start()
self.firewall.remove_port_filter(port)
if not ct_zone:
self.assertFalse(self.utils_exec.called)
@ -1574,8 +1601,10 @@ class IptablesFirewallTestCase(BaseIptablesFirewallTestCase):
def test_mock_chain_applies(self):
chain_applies = self._mock_chain_applies()
port_prepare = {'device': 'd1', 'mac_address': 'prepare'}
port_update = {'device': 'd1', 'mac_address': 'update'}
port_prepare = {'device': 'd1', 'mac_address': 'prepare',
'network_id': 'fake_net'}
port_update = {'device': 'd1', 'mac_address': 'update',
'network_id': 'fake_net'}
self.firewall.prepare_port_filter(port_prepare)
self.firewall.update_port_filter(port_update)
self.firewall.remove_port_filter(port_update)
@ -1629,6 +1658,12 @@ class IptablesFirewallTestCase(BaseIptablesFirewallTestCase):
'sg-fallback', '-j DROP',
comment=ic.UNMATCH_DROP),
mock.call.add_chain('sg-chain'),
mock.call.add_rule('PREROUTING', mock.ANY, # zone set
comment=None),
mock.call.add_rule('PREROUTING', mock.ANY, # zone set
comment=None),
mock.call.add_rule('PREROUTING', mock.ANY, # zone set
comment=None),
mock.call.add_chain('ifake_dev'),
mock.call.add_rule('FORWARD',
'-m physdev --physdev-out tapfake_dev '
@ -1713,6 +1748,12 @@ class IptablesFirewallTestCase(BaseIptablesFirewallTestCase):
'sg-fallback', '-j DROP',
comment=ic.UNMATCH_DROP),
mock.call.add_chain('sg-chain'),
mock.call.add_rule('PREROUTING', mock.ANY, # zone set
comment=None),
mock.call.add_rule('PREROUTING', mock.ANY, # zone set
comment=None),
mock.call.add_rule('PREROUTING', mock.ANY, # zone set
comment=None),
mock.call.add_chain('ifake_dev'),
mock.call.add_rule('FORWARD',
'-m physdev --physdev-out tapfake_dev '
@ -2098,9 +2139,9 @@ class OVSHybridIptablesFirewallTestCase(BaseIptablesFirewallTestCase):
self.firewall.ipconntrack._device_zone_map)
def test_get_device_zone(self):
dev = {'device': 'tap1234', 'network_id': '12345678901234567'}
# initial data has 1, 2, and 9 in use.
self.assertEqual(10,
self.firewall.ipconntrack.get_device_zone('12345678901234567'))
self.assertEqual(10, self.firewall.ipconntrack.get_device_zone(dev))
# should have been truncated to 11 chars
self._dev_zone_map.update({'12345678901': 10})
self.assertEqual(self._dev_zone_map,

120
neutron/tests/unit/agent/test_securitygroups_rpc.py
View File

@ -27,6 +27,7 @@ from testtools import matchers
import webob.exc
from neutron.agent import firewall as firewall_base
from neutron.agent.linux import ip_conntrack
from neutron.agent.linux import iptables_manager
from neutron.agent import securitygroups_rpc as sg_rpc
from neutron.api.rpc.handlers import securitygroups_rpc
@ -1429,6 +1430,48 @@ COMMIT
# Completed by iptables_manager
""" % IPTABLES_ARG
IPTABLES_RAW_BRIDGE_NET_1 = """# Generated by iptables_manager
*raw
:OUTPUT - [0:0]
:PREROUTING - [0:0]
:%(bn)s-OUTPUT - [0:0]
:%(bn)s-PREROUTING - [0:0]
-I OUTPUT 1 -j %(bn)s-OUTPUT
-I PREROUTING 1 -j %(bn)s-PREROUTING
-I %(bn)s-PREROUTING 1 -m physdev --physdev-in brqfakenet1 \
-m comment --comment "Set zone for port1" -j CT --zone 1
-I %(bn)s-PREROUTING 2 -i brqfakenet1 \
-m comment --comment "Set zone for port1" -j CT --zone 1
-I %(bn)s-PREROUTING 3 -m physdev --physdev-in tap_port1 \
-m comment --comment "Set zone for port1" -j CT --zone 1
COMMIT
# Completed by iptables_manager
""" % IPTABLES_ARG
IPTABLES_RAW_BRIDGE_NET_2 = """# Generated by iptables_manager
*raw
:OUTPUT - [0:0]
:PREROUTING - [0:0]
:%(bn)s-OUTPUT - [0:0]
:%(bn)s-PREROUTING - [0:0]
-I OUTPUT 1 -j %(bn)s-OUTPUT
-I PREROUTING 1 -j %(bn)s-PREROUTING
-I %(bn)s-PREROUTING 1 -m physdev --physdev-in brqfakenet1 \
-m comment --comment "Set zone for port1" -j CT --zone 1
-I %(bn)s-PREROUTING 2 -i brqfakenet1 \
-m comment --comment "Set zone for port1" -j CT --zone 1
-I %(bn)s-PREROUTING 3 -m physdev --physdev-in tap_port1 \
-m comment --comment "Set zone for port1" -j CT --zone 1
-I %(bn)s-PREROUTING 4 -m physdev --physdev-in brqfakenet2 \
-m comment --comment "Set zone for port2" -j CT --zone 2
-I %(bn)s-PREROUTING 5 -i brqfakenet2 \
-m comment --comment "Set zone for port2" -j CT --zone 2
-I %(bn)s-PREROUTING 6 -m physdev --physdev-in tap_port2 \
-m comment --comment "Set zone for port2" -j CT --zone 2
COMMIT
# Completed by iptables_manager
""" % IPTABLES_ARG
IPTABLES_RAW_DEVICE_1 = """# Generated by iptables_manager
*raw
:OUTPUT - [0:0]
@ -1437,8 +1480,12 @@ IPTABLES_RAW_DEVICE_1 = """# Generated by iptables_manager
:%(bn)s-PREROUTING - [0:0]
-I OUTPUT 1 -j %(bn)s-OUTPUT
-I PREROUTING 1 -j %(bn)s-PREROUTING
-I %(bn)s-PREROUTING 1 -m physdev --physdev-in qvbtap_port1 -j CT --zone 1
-I %(bn)s-PREROUTING 2 -m physdev --physdev-in tap_port1 -j CT --zone 1
-I %(bn)s-PREROUTING 1 -m physdev --physdev-in qvbtap_port1 \
-m comment --comment "Set zone for %(port1)s" -j CT --zone 1
-I %(bn)s-PREROUTING 2 -i qvbtap_port1 \
-m comment --comment "Set zone for %(port1)s" -j CT --zone 1
-I %(bn)s-PREROUTING 3 -m physdev --physdev-in tap_port1 \
-m comment --comment "Set zone for %(port1)s" -j CT --zone 1
COMMIT
# Completed by iptables_manager
""" % IPTABLES_ARG
@ -1452,11 +1499,17 @@ IPTABLES_RAW_DEVICE_2 = """# Generated by iptables_manager
-I OUTPUT 1 -j %(bn)s-OUTPUT
-I PREROUTING 1 -j %(bn)s-PREROUTING
-I %(bn)s-PREROUTING 1 -m physdev --physdev-in qvbtap_%(port1)s \
-j CT --zone 1
-I %(bn)s-PREROUTING 2 -m physdev --physdev-in tap_%(port1)s -j CT --zone 1
-I %(bn)s-PREROUTING 3 -m physdev --physdev-in qvbtap_%(port2)s \
-j CT --zone 2
-I %(bn)s-PREROUTING 4 -m physdev --physdev-in tap_%(port2)s -j CT --zone 2
-m comment --comment "Set zone for %(port1)s" -j CT --zone 1
-I %(bn)s-PREROUTING 2 -i qvbtap_%(port1)s \
-m comment --comment "Set zone for %(port1)s" -j CT --zone 1
-I %(bn)s-PREROUTING 3 -m physdev --physdev-in tap_%(port1)s \
-m comment --comment "Set zone for %(port1)s" -j CT --zone 1
-I %(bn)s-PREROUTING 4 -m physdev --physdev-in qvbtap_%(port2)s \
-m comment --comment "Set zone for %(port2)s" -j CT --zone 2
-I %(bn)s-PREROUTING 5 -i qvbtap_%(port2)s \
-m comment --comment "Set zone for %(port2)s" -j CT --zone 2
-I %(bn)s-PREROUTING 6 -m physdev --physdev-in tap_%(port2)s \
-m comment --comment "Set zone for %(port2)s" -j CT --zone 2
COMMIT
# Completed by iptables_manager
""" % IPTABLES_ARG
@ -2292,6 +2345,9 @@ class TestSecurityGroupAgentWithIptables(base.BaseTestCase):
PHYSDEV_EGRESS = 'physdev-in'
def setUp(self, defer_refresh_firewall=False, test_rpc_v1_1=True):
clear_mgrs = lambda: ip_conntrack.CONTRACK_MGRS.clear()
self.addCleanup(clear_mgrs)
clear_mgrs() # clear before start in case other tests didn't clean up
super(TestSecurityGroupAgentWithIptables, self).setUp()
set_firewall_driver(self.FIREWALL_DRIVER)
cfg.CONF.set_override('enable_ipset', False, group='SECURITYGROUP')
@ -2395,7 +2451,7 @@ class TestSecurityGroupAgentWithIptables(base.BaseTestCase):
def _device(self, device, ip, mac_address, rule):
return {'device': device,
'network_id': 'fakenet',
'network_id': 'fakenet%s' % device[-1:],
'fixed_ips': [ip],
'mac_address': mac_address,
'security_groups': ['security_group1'],
@ -2467,7 +2523,7 @@ class TestSecurityGroupAgentWithIptables(base.BaseTestCase):
self.ipconntrack._device_zone_map = {}
self.rpc.security_group_rules_for_devices.return_value = self.devices1
self._replay_iptables(IPTABLES_FILTER_1, IPTABLES_FILTER_V6_1,
IPTABLES_RAW_DEFAULT)
IPTABLES_RAW_BRIDGE_NET_1)
self._replay_iptables(IPTABLES_FILTER_EMPTY, IPTABLES_FILTER_V6_EMPTY,
IPTABLES_RAW_DEFAULT)
@ -2479,15 +2535,15 @@ class TestSecurityGroupAgentWithIptables(base.BaseTestCase):
def test_security_group_member_updated(self):
self.rpc.security_group_rules_for_devices.return_value = self.devices1
self._replay_iptables(IPTABLES_FILTER_1, IPTABLES_FILTER_V6_1,
IPTABLES_RAW_DEFAULT)
IPTABLES_RAW_BRIDGE_NET_1)
self._replay_iptables(IPTABLES_FILTER_1_2, IPTABLES_FILTER_V6_1,
IPTABLES_RAW_DEFAULT)
IPTABLES_RAW_BRIDGE_NET_1)
self._replay_iptables(IPTABLES_FILTER_2, IPTABLES_FILTER_V6_2,
IPTABLES_RAW_DEFAULT)
IPTABLES_RAW_BRIDGE_NET_2)
self._replay_iptables(IPTABLES_FILTER_2_2, IPTABLES_FILTER_V6_2,
IPTABLES_RAW_DEFAULT)
IPTABLES_RAW_BRIDGE_NET_2)
self._replay_iptables(IPTABLES_FILTER_1, IPTABLES_FILTER_V6_1,
IPTABLES_RAW_DEFAULT)
IPTABLES_RAW_BRIDGE_NET_1)
self._replay_iptables(IPTABLES_FILTER_EMPTY, IPTABLES_FILTER_V6_EMPTY,
IPTABLES_RAW_DEFAULT)
@ -2505,9 +2561,9 @@ class TestSecurityGroupAgentWithIptables(base.BaseTestCase):
def test_security_group_rule_updated(self):
self.rpc.security_group_rules_for_devices.return_value = self.devices2
self._replay_iptables(IPTABLES_FILTER_2, IPTABLES_FILTER_V6_2,
IPTABLES_RAW_DEFAULT)
IPTABLES_RAW_BRIDGE_NET_2)
self._replay_iptables(IPTABLES_FILTER_2_3, IPTABLES_FILTER_V6_2,
IPTABLES_RAW_DEFAULT)
IPTABLES_RAW_BRIDGE_NET_2)
self.agent.prepare_devices_filter(['tap_port1', 'tap_port3'])
self.rpc.security_group_rules_for_devices.return_value = self.devices3
@ -2582,7 +2638,7 @@ class TestSecurityGroupAgentEnhancedRpcWithIptables(
self.ipconntrack._device_zone_map = {}
self.sg_info.return_value = self.devices_info1
self._replay_iptables(IPTABLES_FILTER_1, IPTABLES_FILTER_V6_1,
IPTABLES_RAW_DEFAULT)
IPTABLES_RAW_BRIDGE_NET_1)
self._replay_iptables(IPTABLES_FILTER_EMPTY, IPTABLES_FILTER_V6_EMPTY,
IPTABLES_RAW_DEFAULT)
@ -2594,15 +2650,15 @@ class TestSecurityGroupAgentEnhancedRpcWithIptables(
def test_security_group_member_updated(self):
self.sg_info.return_value = self.devices_info1
self._replay_iptables(IPTABLES_FILTER_1, IPTABLES_FILTER_V6_1,
IPTABLES_RAW_DEFAULT)
IPTABLES_RAW_BRIDGE_NET_1)
self._replay_iptables(IPTABLES_FILTER_1_2, IPTABLES_FILTER_V6_1,
IPTABLES_RAW_DEFAULT)
IPTABLES_RAW_BRIDGE_NET_1)
self._replay_iptables(IPTABLES_FILTER_2, IPTABLES_FILTER_V6_2,
IPTABLES_RAW_DEFAULT)
IPTABLES_RAW_BRIDGE_NET_2)
self._replay_iptables(IPTABLES_FILTER_2_2, IPTABLES_FILTER_V6_2,
IPTABLES_RAW_DEFAULT)
IPTABLES_RAW_BRIDGE_NET_2)
self._replay_iptables(IPTABLES_FILTER_1, IPTABLES_FILTER_V6_1,
IPTABLES_RAW_DEFAULT)
IPTABLES_RAW_BRIDGE_NET_1)
self._replay_iptables(IPTABLES_FILTER_EMPTY, IPTABLES_FILTER_V6_EMPTY,
IPTABLES_RAW_DEFAULT)
@ -2622,9 +2678,9 @@ class TestSecurityGroupAgentEnhancedRpcWithIptables(
def test_security_group_rule_updated(self):
self.sg_info.return_value = self.devices_info2
self._replay_iptables(IPTABLES_FILTER_2, IPTABLES_FILTER_V6_2,
IPTABLES_RAW_DEFAULT)
IPTABLES_RAW_BRIDGE_NET_2)
self._replay_iptables(IPTABLES_FILTER_2_3, IPTABLES_FILTER_V6_2,
IPTABLES_RAW_DEFAULT)
IPTABLES_RAW_BRIDGE_NET_2)
self.agent.prepare_devices_filter(['tap_port1', 'tap_port3'])
self.sg_info.return_value = self.devices_info3
@ -2649,7 +2705,7 @@ class TestSecurityGroupAgentEnhancedIpsetWithIptables(
self.ipconntrack._device_zone_map = {}
self.sg_info.return_value = self.devices_info1
self._replay_iptables(IPSET_FILTER_1, IPTABLES_FILTER_V6_1,
IPTABLES_RAW_DEFAULT)
IPTABLES_RAW_BRIDGE_NET_1)
self._replay_iptables(IPTABLES_FILTER_EMPTY, IPTABLES_FILTER_V6_EMPTY,
IPTABLES_RAW_DEFAULT)
@ -2663,15 +2719,15 @@ class TestSecurityGroupAgentEnhancedIpsetWithIptables(
self.ipset._get_new_set_ips = mock.Mock(return_value=['10.0.0.3'])
self.ipset._get_deleted_set_ips = mock.Mock(return_value=[])
self._replay_iptables(IPSET_FILTER_1, IPTABLES_FILTER_V6_1,
IPTABLES_RAW_DEFAULT)
IPTABLES_RAW_BRIDGE_NET_1)
self._replay_iptables(IPSET_FILTER_1, IPTABLES_FILTER_V6_1,
IPTABLES_RAW_DEFAULT)
IPTABLES_RAW_BRIDGE_NET_1)
self._replay_iptables(IPSET_FILTER_2, IPTABLES_FILTER_V6_2,
IPTABLES_RAW_DEFAULT)
IPTABLES_RAW_BRIDGE_NET_2)
self._replay_iptables(IPSET_FILTER_2, IPTABLES_FILTER_V6_2,
IPTABLES_RAW_DEFAULT)
IPTABLES_RAW_BRIDGE_NET_2)
self._replay_iptables(IPSET_FILTER_1, IPTABLES_FILTER_V6_1,
IPTABLES_RAW_DEFAULT)
IPTABLES_RAW_BRIDGE_NET_1)
self._replay_iptables(IPTABLES_FILTER_EMPTY, IPTABLES_FILTER_V6_EMPTY,
IPTABLES_RAW_DEFAULT)
@ -2693,9 +2749,9 @@ class TestSecurityGroupAgentEnhancedIpsetWithIptables(
self.ipset._get_deleted_set_ips = mock.Mock(return_value=[])
self.sg_info.return_value = self.devices_info2
self._replay_iptables(IPSET_FILTER_2, IPTABLES_FILTER_V6_2,
IPTABLES_RAW_DEFAULT)
IPTABLES_RAW_BRIDGE_NET_2)
self._replay_iptables(IPSET_FILTER_2_3, IPTABLES_FILTER_V6_2,
IPTABLES_RAW_DEFAULT)
IPTABLES_RAW_BRIDGE_NET_2)
self.agent.prepare_devices_filter(['tap_port1', 'tap_port3'])
self.sg_info.return_value = self.devices_info3