openstack
/
neutron
Code Issues Proposed changes

Merge "DVR: Inter Tenant Traffic between networks not possible with shared net"

Browse Source
changes/25/548225/5
Zuul 5 years ago committed by Gerrit Code Review
parent 5ba13e1723 d019790fe4
commit 522da182b4
4 changed files with 111 additions and 36 deletions
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14
neutron/api/rpc/handlers/dvr_rpc.py
Unescape Escape View File

@ -59,6 +59,13 @@ class DVRServerRpcApi(object):
return cctxt.call(context, 'get_ports_on_host_by_subnet',
host=host, subnet=subnet)
@log_helpers.log_method_call
def get_network_info_for_id(self, context, network_id):
"""Get network info for DVR router ports."""
cctxt = self.client.prepare()
return cctxt.call(context, 'get_network_info_for_id',
network_id=network_id)
@log_helpers.log_method_call
def get_subnet_for_dvr(self, context, subnet, fixed_ips):
cctxt = self.client.prepare()
@ -105,6 +112,13 @@ class DVRServerRpcCallback(object):
return self.plugin.get_ports_on_host_by_subnet(context,
host, subnet)
def get_network_info_for_id(self, context, **kwargs):
"""Get network info for DVR port."""
network_id = kwargs.get('network_id')
LOG.debug("DVR Agent requests network info for id %s", network_id)
net_filter = {'id': [network_id]}
return self.plugin.get_networks(context, filters=net_filter)
def get_subnet_for_dvr(self, context, **kwargs):
fixed_ips = kwargs.get('fixed_ips')
subnet = kwargs.get('subnet')

29
neutron/plugins/ml2/drivers/openvswitch/agent/ovs_dvr_neutron_agent.py
Unescape Escape View File

@ -420,16 +420,27 @@ class OVSDVRNeutronAgent(object):
br = self.tun_br
# TODO(vivek) remove the IPv6 related flows once SNAT is not
# used for IPv6 DVR.
if ip_version == 4:
if subnet_info['gateway_ip']:
br.install_dvr_process_ipv4(
vlan_tag=lvm.vlan, gateway_ip=subnet_info['gateway_ip'])
port_net_info = (
self.plugin_rpc.get_network_info_for_id(
self.context, subnet_info.get('network_id')))
net_shared_only = (
port_net_info[0]['shared'] and
not port_net_info[0]['router:external'])
if net_shared_only:
LOG.debug("Not applying DVR rules to tunnel bridge because %s "
"is a shared network", subnet_info.get('network_id'))
else:
br.install_dvr_process_ipv6(
vlan_tag=lvm.vlan, gateway_mac=subnet_info['gateway_mac'])
br.install_dvr_process(
vlan_tag=lvm.vlan, vif_mac=port.vif_mac,
dvr_mac_address=self.dvr_mac_address)
if ip_version == 4:
if subnet_info['gateway_ip']:
br.install_dvr_process_ipv4(
vlan_tag=lvm.vlan,
gateway_ip=subnet_info['gateway_ip'])
else:
br.install_dvr_process_ipv6(
vlan_tag=lvm.vlan, gateway_mac=subnet_info['gateway_mac'])
br.install_dvr_process(
vlan_tag=lvm.vlan, vif_mac=port.vif_mac,
dvr_mac_address=self.dvr_mac_address)
# the dvr router interface is itself a port, so capture it
# queue this subnet to that port. A subnet appears only once as

7
neutron/tests/unit/api/rpc/handlers/test_dvr_rpc.py
Unescape Escape View File

@ -46,6 +46,13 @@ class DVRServerRpcApiTestCase(base.BaseTestCase):
self.ctxt, 'get_ports_on_host_by_subnet',
host='foo_host', subnet='foo_subnet')
def test_get_network_info_for_id(self):
self.rpc.get_network_info_for_id(
self.ctxt, 'fake-network-id')
self.mock_cctxt.call.assert_called_with(
self.ctxt, 'get_network_info_for_id',
network_id='fake-network-id')
def test_get_subnet_for_dvr(self):
self.rpc.get_subnet_for_dvr(
self.ctxt, 'foo_subnet', fixed_ips='foo_fixed_ips')

97
neutron/tests/unit/plugins/ml2/drivers/openvswitch/agent/test_ovs_neutron_agent.py
Unescape Escape View File

@ -2442,29 +2442,33 @@ class TestOvsDvrNeutronAgent(object):
return resp
def _expected_install_dvr_process(self, lvid, port, ip_version,
gateway_ip, gateway_mac):
if ip_version == 4:
ipvx_calls = [
mock.call.install_dvr_process_ipv4(
gateway_ip, gateway_mac, shared=False):
if not shared:
if ip_version == 4:
ipvx_calls = [
mock.call.install_dvr_process_ipv4(
vlan_tag=lvid,
gateway_ip=gateway_ip),
]
else:
ipvx_calls = [
mock.call.install_dvr_process_ipv6(
vlan_tag=lvid,
gateway_mac=gateway_mac),
]
return ipvx_calls + [
mock.call.install_dvr_process(
vlan_tag=lvid,
gateway_ip=gateway_ip),
dvr_mac_address=self.agent.dvr_agent.dvr_mac_address,
vif_mac=port.vif_mac,
),
]
else:
ipvx_calls = [
mock.call.install_dvr_process_ipv6(
vlan_tag=lvid,
gateway_mac=gateway_mac),
]
return ipvx_calls + [
mock.call.install_dvr_process(
vlan_tag=lvid,
dvr_mac_address=self.agent.dvr_agent.dvr_mac_address,
vif_mac=port.vif_mac,
),
]
return []
def _test_port_bound_for_dvr_on_vlan_network(self, device_owner,
ip_version=4):
ip_version=4,
shared=False):
self._setup_for_dvr_test()
if ip_version == 4:
gateway_ip = '1.1.1.1'
@ -2487,7 +2491,12 @@ class TestOvsDvrNeutronAgent(object):
return_value={'gateway_ip': gateway_ip,
'cidr': cidr,
'ip_version': ip_version,
'gateway_mac': gateway_mac}),\
'gateway_mac': gateway_mac,
'network_id': 'fake-id'}),\
mock.patch.object(self.agent.dvr_agent.plugin_rpc,
'get_network_info_for_id',
return_value=[{'shared': shared,
'router:external': False}]),\
mock.patch.object(self.agent.dvr_agent.plugin_rpc,
'get_ports_on_host_by_subnet',
return_value=[]),\
@ -2521,7 +2530,8 @@ class TestOvsDvrNeutronAgent(object):
lvid=lvid,
ip_version=ip_version,
gateway_ip=gateway_ip,
gateway_mac=gateway_mac)
gateway_mac=gateway_mac,
shared=shared)
expected_on_int_br = [
mock.call.provision_local_vlan(
port=int_ofp,
@ -2554,7 +2564,8 @@ class TestOvsDvrNeutronAgent(object):
self.assertFalse([], phys_br.mock_calls)
def _test_port_bound_for_dvr_on_vxlan_network(self, device_owner,
ip_version=4):
ip_version=4,
shared=False):
self._setup_for_dvr_test()
if ip_version == 4:
gateway_ip = '1.1.1.1'
@ -2577,7 +2588,12 @@ class TestOvsDvrNeutronAgent(object):
return_value={'gateway_ip': gateway_ip,
'cidr': cidr,
'ip_version': ip_version,
'gateway_mac': gateway_mac}),\
'gateway_mac': gateway_mac,
'network_id': 'fake-id'}),\
mock.patch.object(self.agent.dvr_agent.plugin_rpc,
'get_network_info_for_id',
return_value=[{'shared': shared,
'router:external': False}]),\
mock.patch.object(self.agent.dvr_agent.plugin_rpc,
'get_ports_on_host_by_subnet',
return_value=[]),\
@ -2610,7 +2626,8 @@ class TestOvsDvrNeutronAgent(object):
lvid=lvid,
ip_version=ip_version,
gateway_ip=gateway_ip,
gateway_mac=gateway_mac)
gateway_mac=gateway_mac,
shared=shared)
self.assertEqual(expected_on_int_br, int_br.mock_calls)
self.assertEqual(expected_on_tun_br, tun_br.mock_calls)
self.assertEqual([], phys_br.mock_calls)
@ -2645,6 +2662,16 @@ class TestOvsDvrNeutronAgent(object):
self._test_port_bound_for_dvr_on_vxlan_network(
device_owner=DEVICE_OWNER_COMPUTE, ip_version=6)
def test_port_bound_for_dvr_with_compute_ports_on_shared_network(self):
self._test_port_bound_for_dvr_on_vlan_network(
device_owner=DEVICE_OWNER_COMPUTE, shared=True)
self._test_port_bound_for_dvr_on_vlan_network(
device_owner=DEVICE_OWNER_COMPUTE, ip_version=6, shared=True)
self._test_port_bound_for_dvr_on_vxlan_network(
device_owner=DEVICE_OWNER_COMPUTE, shared=True)
self._test_port_bound_for_dvr_on_vxlan_network(
device_owner=DEVICE_OWNER_COMPUTE, ip_version=6, shared=True)
def test_port_bound_for_dvr_with_lbaas_vip_ports(self):
self._test_port_bound_for_dvr_on_vlan_network(
device_owner=n_const.DEVICE_OWNER_LOADBALANCER)
@ -2738,7 +2765,8 @@ class TestOvsDvrNeutronAgent(object):
return_value={'gateway_ip': '1.1.1.1',
'cidr': '1.1.1.0/24',
'ip_version': 4,
'gateway_mac': 'aa:bb:cc:11:22:33'}),\
'gateway_mac': 'aa:bb:cc:11:22:33',
'network_id': 'faked-id'}),\
mock.patch.object(self.agent.dvr_agent.plugin_rpc,
'get_ports_on_host_by_subnet',
return_value=[]),\
@ -2802,7 +2830,12 @@ class TestOvsDvrNeutronAgent(object):
return_value={'gateway_ip': gateway_ip,
'cidr': cidr,
'ip_version': ip_version,
'gateway_mac': gateway_mac}),\
'gateway_mac': gateway_mac,
'network_id': 'fake-id'}),\
mock.patch.object(self.agent.dvr_agent.plugin_rpc,
'get_network_info_for_id',
return_value=[{'shared': False,
'router:external': False}]),\
mock.patch.object(self.agent.dvr_agent.plugin_rpc,
'get_ports_on_host_by_subnet',
return_value=[]),\
@ -2907,7 +2940,12 @@ class TestOvsDvrNeutronAgent(object):
return_value={'gateway_ip': gateway_ip,
'cidr': cidr,
'ip_version': ip_version,
'gateway_mac': gateway_mac}),\
'gateway_mac': gateway_mac,
'network_id': 'faked-id'}),\
mock.patch.object(self.agent.dvr_agent.plugin_rpc,
'get_network_info_for_id',
return_value=[{'shared': False,
'router:external': False}]),\
mock.patch.object(self.agent.dvr_agent.plugin_rpc,
'get_ports_on_host_by_subnet',
return_value=[]),\
@ -3022,7 +3060,12 @@ class TestOvsDvrNeutronAgent(object):
return_value={'gateway_ip': '1.1.1.1',
'cidr': '1.1.1.0/24',
'ip_version': 4,
'gateway_mac': gateway_mac}),\
'gateway_mac': gateway_mac,
'network_id': 'fake-id'}),\
mock.patch.object(self.agent.dvr_agent.plugin_rpc,
'get_network_info_for_id',
return_value=[{'shared': False,
'router:external': False}]),\
mock.patch.object(self.agent.dvr_agent.plugin_rpc,
'get_ports_on_host_by_subnet',
return_value=[]),\

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