Moved the VIF network connectivity logic('ensure_bridge' and 'ensure_vlan_bridge') from the network managers to the virt layer. In addition, VIF driver class is added to allow customized VIF configurations for various types of VIFs and underlying network technologies.

This commit is contained in:
Ryu Ishimoto
2011-07-26 07:48:46 +00:00
committed by Tarmac
6 changed files with 38 additions and 28 deletions

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@@ -14,6 +14,7 @@
<code@term.ie> <github@anarkystic.com>
<code@term.ie> <termie@preciousroy.local>
<corywright@gmail.com> <cory.wright@rackspace.com>
<dan@nicira.com> <danwent@dan-xs3-cs>
<devin.carlen@gmail.com> <devcamcar@illian.local>
<ewan.mellor@citrix.com> <emellor@silver>
<itoumsn@nttdata.co.jp> <itoumsn@shayol>

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@@ -1,4 +1,5 @@
Adam Gandelman <adamg@canonical.com>
Adam Johnson <adjohn@gmail.com>
Alex Meade <alex.meade@rackspace.com>
Alexander Sakhnov <asakhnov@mirantis.com>
Andrey Brindeyev <abrindeyev@griddynamics.com>
@@ -20,6 +21,7 @@ Christian Berendt <berendt@b1-systems.de>
Chuck Short <zulcss@ubuntu.com>
Cory Wright <corywright@gmail.com>
Dan Prince <dan.prince@rackspace.com>
Dan Wendlandt <dan@nicira.com>
Dave Walker <DaveWalker@ubuntu.com>
David Pravec <David.Pravec@danix.org>
Dean Troyer <dtroyer@gmail.com>
@@ -84,6 +86,7 @@ Rick Harris <rconradharris@gmail.com>
Rob Kost <kost@isi.edu>
Ryan Lane <rlane@wikimedia.org>
Ryan Lucio <rlucio@internap.com>
Ryu Ishimoto <ryu@midokura.jp>
Salvatore Orlando <salvatore.orlando@eu.citrix.com>
Sandy Walsh <sandy.walsh@rackspace.com>
Sateesh Chodapuneedi <sateesh.chodapuneedi@citrix.com>

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@@ -624,7 +624,6 @@ class ComputeTestCase(test.TestCase):
self._setup_other_managers()
dbmock = self.mox.CreateMock(db)
volmock = self.mox.CreateMock(self.volume_manager)
netmock = self.mox.CreateMock(self.network_manager)
drivermock = self.mox.CreateMock(self.compute_driver)
dbmock.instance_get(c, i_ref['id']).AndReturn(i_ref)
@@ -632,12 +631,11 @@ class ComputeTestCase(test.TestCase):
for i in range(len(i_ref['volumes'])):
vid = i_ref['volumes'][i]['id']
volmock.setup_compute_volume(c, vid).InAnyOrder('g1')
netmock.setup_compute_network(c, i_ref['id'])
drivermock.plug_vifs(i_ref, [])
drivermock.ensure_filtering_rules_for_instance(i_ref)
self.compute.db = dbmock
self.compute.volume_manager = volmock
self.compute.network_manager = netmock
self.compute.driver = drivermock
self.mox.ReplayAll()
@@ -652,18 +650,16 @@ class ComputeTestCase(test.TestCase):
self._setup_other_managers()
dbmock = self.mox.CreateMock(db)
netmock = self.mox.CreateMock(self.network_manager)
drivermock = self.mox.CreateMock(self.compute_driver)
dbmock.instance_get(c, i_ref['id']).AndReturn(i_ref)
dbmock.instance_get_fixed_addresses(c, i_ref['id']).AndReturn('dummy')
self.mox.StubOutWithMock(compute_manager.LOG, 'info')
compute_manager.LOG.info(_("%s has no volume."), i_ref['hostname'])
netmock.setup_compute_network(c, i_ref['id'])
drivermock.plug_vifs(i_ref, [])
drivermock.ensure_filtering_rules_for_instance(i_ref)
self.compute.db = dbmock
self.compute.network_manager = netmock
self.compute.driver = drivermock
self.mox.ReplayAll()
@@ -684,18 +680,20 @@ class ComputeTestCase(test.TestCase):
dbmock = self.mox.CreateMock(db)
netmock = self.mox.CreateMock(self.network_manager)
volmock = self.mox.CreateMock(self.volume_manager)
drivermock = self.mox.CreateMock(self.compute_driver)
dbmock.instance_get(c, i_ref['id']).AndReturn(i_ref)
dbmock.instance_get_fixed_addresses(c, i_ref['id']).AndReturn('dummy')
for i in range(len(i_ref['volumes'])):
volmock.setup_compute_volume(c, i_ref['volumes'][i]['id'])
for i in range(FLAGS.live_migration_retry_count):
netmock.setup_compute_network(c, i_ref['id']).\
drivermock.plug_vifs(i_ref, []).\
AndRaise(exception.ProcessExecutionError())
self.compute.db = dbmock
self.compute.network_manager = netmock
self.compute.volume_manager = volmock
self.compute.driver = drivermock
self.mox.ReplayAll()
self.assertRaises(exception.ProcessExecutionError,
@@ -830,7 +828,7 @@ class ComputeTestCase(test.TestCase):
for v in i_ref['volumes']:
self.compute.volume_manager.remove_compute_volume(c, v['id'])
self.mox.StubOutWithMock(self.compute.driver, 'unfilter_instance')
self.compute.driver.unfilter_instance(i_ref)
self.compute.driver.unfilter_instance(i_ref, [])
# executing
self.mox.ReplayAll()

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@@ -54,9 +54,13 @@ def _create_network_info(count=1, ipv6=None):
fake_ip = '0.0.0.0/0'
fake_ip_2 = '0.0.0.1/0'
fake_ip_3 = '0.0.0.1/0'
fake_vlan = 100
fake_bridge_interface = 'eth0'
network = {'bridge': fake,
'cidr': fake_ip,
'cidr_v6': fake_ip}
'cidr_v6': fake_ip,
'vlan': fake_vlan,
'bridge_interface': fake_bridge_interface}
mapping = {'mac': fake,
'dhcp_server': fake,
'gateway': fake,
@@ -219,9 +223,19 @@ class LibvirtConnTestCase(test.TestCase):
def setattr(self, key, val):
self.__setattr__(key, val)
# A fake VIF driver
class FakeVIFDriver(object):
def __init__(self, **kwargs):
pass
def setattr(self, key, val):
self.__setattr__(key, val)
# Creating mocks
fake = FakeLibvirtConnection()
fakeip = FakeIptablesFirewallDriver
fakevif = FakeVIFDriver()
# Customizing above fake if necessary
for key, val in kwargs.items():
fake.__setattr__(key, val)
@@ -229,6 +243,8 @@ class LibvirtConnTestCase(test.TestCase):
# Inevitable mocks for connection.LibvirtConnection
self.mox.StubOutWithMock(connection.utils, 'import_class')
connection.utils.import_class(mox.IgnoreArg()).AndReturn(fakeip)
self.mox.StubOutWithMock(connection.utils, 'import_object')
connection.utils.import_object(mox.IgnoreArg()).AndReturn(fakevif)
self.mox.StubOutWithMock(connection.LibvirtConnection, '_conn')
connection.LibvirtConnection._conn = fake
@@ -280,22 +296,6 @@ class LibvirtConnTestCase(test.TestCase):
_create_network_info(2))
self.assertTrue(len(result['nics']) == 2)
def test_get_nic_for_xml_v4(self):
conn = connection.LibvirtConnection(True)
network, mapping = _create_network_info()[0]
self.flags(use_ipv6=False)
params = conn._get_nic_for_xml(network, mapping)['extra_params']
self.assertTrue(params.find('PROJNETV6') == -1)
self.assertTrue(params.find('PROJMASKV6') == -1)
def test_get_nic_for_xml_v6(self):
conn = connection.LibvirtConnection(True)
network, mapping = _create_network_info()[0]
self.flags(use_ipv6=True)
params = conn._get_nic_for_xml(network, mapping)['extra_params']
self.assertTrue(params.find('PROJNETV6') > -1)
self.assertTrue(params.find('PROJMASKV6') > -1)
@test.skip_test("skipping libvirt tests depends on get_network_info shim")
def test_xml_and_uri_no_ramdisk_no_kernel(self):
instance_data = dict(self.test_instance)
@@ -722,6 +722,9 @@ class LibvirtConnTestCase(test.TestCase):
return vdmock
self.create_fake_libvirt_mock(lookupByName=fake_lookup)
self.mox.StubOutWithMock(self.compute, "recover_live_migration")
self.compute.recover_live_migration(self.context, instance_ref,
dest='dest')
# Start test
self.mox.ReplayAll()

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@@ -149,7 +149,10 @@ class FlatNetworkTestCase(test.TestCase):
'cidr': '192.168.%s.0/24' % i,
'cidr_v6': '2001:db%s::/64' % i8,
'id': i,
'injected': 'DONTCARE'}
'multi_host': False,
'injected': 'DONTCARE',
'bridge_interface': 'fake_fa%s' % i,
'vlan': None}
self.assertDictMatch(nw[0], check)
@@ -162,7 +165,9 @@ class FlatNetworkTestCase(test.TestCase):
'ips': 'DONTCARE',
'label': 'test%s' % i,
'mac': 'DE:AD:BE:EF:00:0%s' % i,
'rxtx_cap': 'DONTCARE'}
'rxtx_cap': 'DONTCARE',
'should_create_vlan': False,
'should_create_bridge': False}
self.assertDictMatch(nw[1], check)
check = [{'enabled': 'DONTCARE',

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@@ -647,7 +647,7 @@ class XenAPIVMTestCase(test.TestCase):
self.flags(xenapi_inject_image=False)
instance = self._create_instance()
conn = xenapi_conn.get_connection(False)
conn.rescue(instance, None)
conn.rescue(instance, None, [])
def test_unrescue(self):
instance = self._create_instance()