def _test_finish_revert_migration_after_crash(self, backup_made, new_made,
vm_shutdown=True):
instance = {'name': 'foo',
'task_state': task_states.RESIZE_MIGRATING}
context = 'fake_context'
self.mox.StubOutWithMock(vm_utils, 'lookup')
self.mox.StubOutWithMock(self._vmops, '_destroy')
self.mox.StubOutWithMock(vm_utils, 'set_vm_name_label')
self.mox.StubOutWithMock(self._vmops, '_attach_mapped_block_devices')
self.mox.StubOutWithMock(self._vmops, '_start')
self.mox.StubOutWithMock(vm_utils, 'is_vm_shutdown')
vm_utils.lookup(self._session, 'foo-orig').AndReturn(
backup_made and 'foo' or None)
vm_utils.lookup(self._session, 'foo').AndReturn(
(not backup_made or new_made) and 'foo' or None)
if backup_made:
if new_made:
self._vmops._destroy(instance, 'foo')
vm_utils.set_vm_name_label(self._session, 'foo', 'foo')
self._vmops._attach_mapped_block_devices(instance, [])
vm_utils.is_vm_shutdown(self._session, 'foo').AndReturn(vm_shutdown)
if vm_shutdown:
self._vmops._start(instance, 'foo')
self.mox.ReplayAll()
self._vmops.finish_revert_migration(context, instance, [])
def _test_finish_revert_migration_after_crash(self, backup_made, new_made,
vm_shutdown=True):
instance = {'name': 'foo',
'task_state': task_states.RESIZE_MIGRATING}
context = 'fake_context'
self.mox.StubOutWithMock(vm_utils, 'lookup')
self.mox.StubOutWithMock(self._vmops, '_destroy')
self.mox.StubOutWithMock(vm_utils, 'set_vm_name_label')
self.mox.StubOutWithMock(self._vmops, '_attach_mapped_block_devices')
self.mox.StubOutWithMock(self._vmops, '_start')
self.mox.StubOutWithMock(vm_utils, 'is_vm_shutdown')
vm_utils.lookup(self._session, 'foo-orig').AndReturn(
backup_made and 'foo' or None)
vm_utils.lookup(self._session, 'foo').AndReturn(
(not backup_made or new_made) and 'foo' or None)
if backup_made:
if new_made:
self._vmops._destroy(instance, 'foo')
vm_utils.set_vm_name_label(self._session, 'foo', 'foo')
self._vmops._attach_mapped_block_devices(instance, [])
vm_utils.is_vm_shutdown(self._session, 'foo').AndReturn(vm_shutdown)
if vm_shutdown:
self._vmops._start(instance, 'foo')
self.mox.ReplayAll()
self._vmops.finish_revert_migration(context, instance, [])
def _test_finish_revert_migration_after_crash(self, backup_made, new_made, vm_shutdown=True):
instance = {"name": "foo", "task_state": task_states.RESIZE_MIGRATING}
self.mox.StubOutWithMock(vm_utils, "lookup")
self.mox.StubOutWithMock(self._vmops, "_destroy")
self.mox.StubOutWithMock(vm_utils, "set_vm_name_label")
self.mox.StubOutWithMock(self._vmops, "_attach_mapped_block_devices")
self.mox.StubOutWithMock(self._vmops, "_start")
self.mox.StubOutWithMock(vm_utils, "is_vm_shutdown")
vm_utils.lookup(self._session, "foo-orig").AndReturn(backup_made and "foo" or None)
vm_utils.lookup(self._session, "foo").AndReturn((not backup_made or new_made) and "foo" or None)
if backup_made:
if new_made:
self._vmops._destroy(instance, "foo")
vm_utils.set_vm_name_label(self._session, "foo", "foo")
self._vmops._attach_mapped_block_devices(instance, [])
vm_utils.is_vm_shutdown(self._session, "foo").AndReturn(vm_shutdown)
if vm_shutdown:
self._vmops._start(instance, "foo")
self.mox.ReplayAll()
self._vmops.finish_revert_migration(instance, [])
def test_get_vm_opaque_ref_raises_instance_not_found(self):
instance = {"name": "dummy"}
self.mox.StubOutWithMock(vm_utils, "lookup")
vm_utils.lookup(self._session, instance["name"], False).AndReturn(None)
self.mox.ReplayAll()
self.assertRaises(exception.InstanceNotFound, self._vmops._get_vm_opaque_ref, instance)
def test_get_vm_opaque_ref_raises_instance_not_found(self):
instance = {"name": "dummy"}
self.mox.StubOutWithMock(vm_utils, 'lookup')
vm_utils.lookup(self._session, instance['name'], False).AndReturn(None)
self.mox.ReplayAll()
self.assertRaises(exception.InstanceNotFound,
self._vmops._get_vm_opaque_ref, instance)
def test_return_value(self):
mock = mox.Mox()
mock.StubOutWithMock(vm_utils, "lookup")
vm_utils.lookup(mox.IgnoreArg(), mox.IgnoreArg()).AndReturn("vmref")
mock.ReplayAll()
self.assertEquals("vmref", vm_utils.vm_ref_or_raise("session", "somename"))
mock.VerifyAll()
def test_lookup_call(self):
mock = mox.Mox()
mock.StubOutWithMock(vm_utils, "lookup")
vm_utils.lookup("session", "somename").AndReturn("ignored")
mock.ReplayAll()
vm_utils.vm_ref_or_raise("session", "somename")
mock.VerifyAll()
def test_lookup_call(self):
mock = mox.Mox()
mock.StubOutWithMock(vm_utils, 'lookup')
vm_utils.lookup('session', 'somename').AndReturn('ignored')
mock.ReplayAll()
vm_utils.vm_ref_or_raise('session', 'somename')
mock.VerifyAll()
def test_lookup_call(self):
mock = mox.Mox()
mock.StubOutWithMock(vm_utils, 'lookup')
vm_utils.lookup('session', 'somename').AndReturn('ignored')
mock.ReplayAll()
vm_utils.vm_ref_or_raise('session', 'somename')
mock.VerifyAll()
def test_exception_raised(self):
mock = mox.Mox()
mock.StubOutWithMock(vm_utils, "lookup")
vm_utils.lookup("session", "somename").AndReturn(None)
mock.ReplayAll()
self.assertRaises(exception.InstanceNotFound, lambda: vm_utils.vm_ref_or_raise("session", "somename"))
mock.VerifyAll()
def test_return_value(self):
mock = mox.Mox()
mock.StubOutWithMock(vm_utils, 'lookup')
vm_utils.lookup(mox.IgnoreArg(), mox.IgnoreArg()).AndReturn('vmref')
mock.ReplayAll()
self.assertEquals(
'vmref', vm_utils.vm_ref_or_raise('session', 'somename'))
mock.VerifyAll()
def test_return_value(self):
mock = mox.Mox()
mock.StubOutWithMock(vm_utils, 'lookup')
vm_utils.lookup(mox.IgnoreArg(), mox.IgnoreArg()).AndReturn('vmref')
mock.ReplayAll()
self.assertEquals(
'vmref', vm_utils.vm_ref_or_raise('session', 'somename'))
mock.VerifyAll()
def test_exception_raised(self):
mock = mox.Mox()
mock.StubOutWithMock(vm_utils, 'lookup')
vm_utils.lookup('session', 'somename').AndReturn(None)
mock.ReplayAll()
self.assertRaises(
exception.InstanceNotFound,
lambda: vm_utils.vm_ref_or_raise('session', 'somename'))
mock.VerifyAll()
def test_exception_msg_contains_vm_name(self):
mock = mox.Mox()
mock.StubOutWithMock(vm_utils, "lookup")
vm_utils.lookup("session", "somename").AndReturn(None)
mock.ReplayAll()
try:
vm_utils.vm_ref_or_raise("session", "somename")
except exception.InstanceNotFound as e:
self.assertTrue("somename" in str(e))
mock.VerifyAll()
def test_exception_msg_contains_vm_name(self):
mock = mox.Mox()
mock.StubOutWithMock(vm_utils, 'lookup')
vm_utils.lookup('session', 'somename').AndReturn(None)
mock.ReplayAll()
try:
vm_utils.vm_ref_or_raise('session', 'somename')
except exception.InstanceNotFound as e:
self.assertTrue('somename' in str(e))
mock.VerifyAll()
def test_attach_orig_disk_for_rescue(self):
instance = {"name": "dummy"}
vm_ref = "vm_ref"
self.mox.StubOutWithMock(vm_utils, "lookup")
self.mox.StubOutWithMock(self.vmops, "_find_root_vdi_ref")
self.mox.StubOutWithMock(vm_utils, "create_vbd")
vm_utils.lookup(self.vmops._session, "dummy").AndReturn("ref")
self.vmops._find_root_vdi_ref("ref").AndReturn("vdi_ref")
vm_utils.create_vbd(self.vmops._session, vm_ref, "vdi_ref", vmops.DEVICE_RESCUE, bootable=False)
self.mox.ReplayAll()
self.vmops._attach_orig_disk_for_rescue(instance, vm_ref)
def test_attach_orig_disk_for_rescue(self):
instance = {"name": "dummy"}
vm_ref = "vm_ref"
self.mox.StubOutWithMock(vm_utils, 'lookup')
self.mox.StubOutWithMock(self.vmops, '_find_root_vdi_ref')
self.mox.StubOutWithMock(vm_utils, 'create_vbd')
vm_utils.lookup(self.vmops._session, "dummy").AndReturn("ref")
self.vmops._find_root_vdi_ref("ref").AndReturn("vdi_ref")
vm_utils.create_vbd(self.vmops._session, vm_ref, "vdi_ref",
vmops.DEVICE_RESCUE, bootable=False)
self.mox.ReplayAll()
self.vmops._attach_orig_disk_for_rescue(instance, vm_ref)
def plug(self, instance, vif, vm_ref=None, device=None):
if not vm_ref:
vm_ref = vm_utils.lookup(self._session, instance['name'])
if not device:
device = 0
if vif['network'].get_meta('should_create_vlan'):
network_ref = self._ensure_vlan_bridge(vif['network'])
else:
network_ref = network_utils.find_network_with_bridge(
self._session, vif['network']['bridge'])
vif_rec = {}
vif_rec['device'] = str(device)
vif_rec['network'] = network_ref
vif_rec['VM'] = vm_ref
vif_rec['MAC'] = vif['address']
vif_rec['MTU'] = '1500'
vif_rec['other_config'] = {}
if vif.get_meta('rxtx_cap'):
vif_rec['qos_algorithm_type'] = 'ratelimit'
vif_rec['qos_algorithm_params'] = {
'kbps': str(int(vif.get_meta('rxtx_cap')) * 1024)
}
else:
vif_rec['qos_algorithm_type'] = ''
vif_rec['qos_algorithm_params'] = {}
return vif_rec
def plug(self, instance, vif, vm_ref=None, device=None):
if not vm_ref:
vm_ref = vm_utils.lookup(self._session, instance['name'])
# if VIF already exists, return this vif_ref directly
vif_ref = self._get_vif_ref(vif, vm_ref)
if vif_ref:
LOG.debug("VIF %s already exists when plug vif",
vif_ref,
instance=instance)
return vif_ref
if not device:
device = 0
# with OVS model, always plug into an OVS integration bridge
# that is already created
network_ref = network_utils.find_network_with_bridge(
self._session, CONF.xenserver.ovs_integration_bridge)
vif_rec = {}
vif_rec['device'] = str(device)
vif_rec['network'] = network_ref
vif_rec['VM'] = vm_ref
vif_rec['MAC'] = vif['address']
vif_rec['MTU'] = '1500'
vif_rec['qos_algorithm_type'] = ''
vif_rec['qos_algorithm_params'] = {}
# OVS on the hypervisor monitors this key and uses it to
# set the iface-id attribute
vif_rec['other_config'] = {'nicira-iface-id': vif['id']}
return self._create_vif(vif, vif_rec, vm_ref)
def plug(self, instance, vif, vm_ref=None, device=None):
"""create an interim network for this vif; and build
the vif_rec which will be used by xapi to create VM vif
"""
if not vm_ref:
vm_ref = vm_utils.lookup(self._session, instance['name'])
# if VIF already exists, return this vif_ref directly
vif_ref = self._get_vif_ref(vif, vm_ref)
if vif_ref:
LOG.debug("VIF %s already exists when plug vif",
vif_ref,
instance=instance)
return vif_ref
if not device:
device = 0
# Create an interim network for each VIF, so dom0 has a single
# bridge for each device (the emulated and PV ethernet devices
# will both be on this bridge.
network_ref = self.create_vif_interim_network(vif)
vif_rec = {}
vif_rec['device'] = str(device)
vif_rec['network'] = network_ref
vif_rec['VM'] = vm_ref
vif_rec['MAC'] = vif['address']
vif_rec['MTU'] = '1500'
vif_rec['qos_algorithm_type'] = ''
vif_rec['qos_algorithm_params'] = {}
# OVS on the hypervisor monitors this key and uses it to
# set the iface-id attribute
vif_rec['other_config'] = {'nicira-iface-id': vif['id']}
return self._create_vif(vif, vif_rec, vm_ref)
def test_rescue_none(self):
self.session.call_xenapi(
"VM.get_by_name_label", self.name_label + '-rescue').AndReturn([])
self._do_mock(['x'])
result = vm_utils.lookup(self.session, self.name_label,
check_rescue=True)
self.assertEqual('x', result)
def plug(self, instance, vif, vm_ref=None, device=None):
if not vm_ref:
vm_ref = vm_utils.lookup(self._session, instance['name'])
# if VIF already exists, return this vif_ref directly
vif_ref = self._get_vif_ref(vif, vm_ref)
if vif_ref:
LOG.debug("VIF %s already exists when plug vif",
vif_ref, instance=instance)
return vif_ref
if not device:
device = 0
# with OVS model, always plug into an OVS integration bridge
# that is already created
network_ref = network_utils.find_network_with_bridge(
self._session, CONF.xenserver.ovs_integration_bridge)
vif_rec = {}
vif_rec['device'] = str(device)
vif_rec['network'] = network_ref
vif_rec['VM'] = vm_ref
vif_rec['MAC'] = vif['address']
vif_rec['MTU'] = '1500'
vif_rec['qos_algorithm_type'] = ''
vif_rec['qos_algorithm_params'] = {}
# OVS on the hypervisor monitors this key and uses it to
# set the iface-id attribute
vif_rec['other_config'] = {'nicira-iface-id': vif['id']}
return self._create_vif(vif, vif_rec, vm_ref)
def test_rescue_none(self):
self.session.call_xenapi(
"VM.get_by_name_label", self.name_label + '-rescue').AndReturn([])
self._do_mock(['x'])
result = vm_utils.lookup(self.session, self.name_label,
check_rescue=True)
self.assertEqual('x', result)
def plug(self, instance, vif, vm_ref=None, device=None):
"""create an interim network for this vif; and build
the vif_rec which will be used by xapi to create VM vif
"""
if not vm_ref:
vm_ref = vm_utils.lookup(self._session, instance['name'])
# if VIF already exists, return this vif_ref directly
vif_ref = self._get_vif_ref(vif, vm_ref)
if vif_ref:
LOG.debug("VIF %s already exists when plug vif",
vif_ref, instance=instance)
return vif_ref
if not device:
device = 0
# Create an interim network for each VIF, so dom0 has a single
# bridge for each device (the emulated and PV ethernet devices
# will both be on this bridge.
network_ref = self.create_vif_interim_network(vif)
vif_rec = {}
vif_rec['device'] = str(device)
vif_rec['network'] = network_ref
vif_rec['VM'] = vm_ref
vif_rec['MAC'] = vif['address']
vif_rec['MTU'] = '1500'
vif_rec['qos_algorithm_type'] = ''
vif_rec['qos_algorithm_params'] = {}
# OVS on the hypervisor monitors this key and uses it to
# set the iface-id attribute
vif_rec['other_config'] = {'nicira-iface-id': vif['id']}
return self._create_vif(vif, vif_rec, vm_ref)
def plug(self, instance, vif, vm_ref=None, device=None):
if not vm_ref:
vm_ref = vm_utils.lookup(self._session, instance['name'])
if not device:
device = 0
if vif['network'].get_meta('should_create_vlan'):
network_ref = self._ensure_vlan_bridge(vif['network'])
else:
network_ref = network_utils.find_network_with_bridge(
self._session, vif['network']['bridge'])
vif_rec = {}
vif_rec['device'] = str(device)
vif_rec['network'] = network_ref
vif_rec['VM'] = vm_ref
vif_rec['MAC'] = vif['address']
vif_rec['MTU'] = '1500'
vif_rec['other_config'] = {}
if vif.get_meta('rxtx_cap'):
vif_rec['qos_algorithm_type'] = 'ratelimit'
vif_rec['qos_algorithm_params'] = {'kbps':
str(int(vif.get_meta('rxtx_cap')) * 1024)}
else:
vif_rec['qos_algorithm_type'] = ''
vif_rec['qos_algorithm_params'] = {}
return vif_rec
def test_attach_orig_disks(self):
instance = {"name": "dummy"}
vm_ref = "vm_ref"
vbd_refs = {vmops.DEVICE_ROOT: "vdi_ref"}
self.mox.StubOutWithMock(vm_utils, 'lookup')
self.mox.StubOutWithMock(self.vmops, '_find_vdi_refs')
self.mox.StubOutWithMock(vm_utils, 'create_vbd')
vm_utils.lookup(self.vmops._session, "dummy").AndReturn("ref")
self.vmops._find_vdi_refs("ref", exclude_volumes=True).AndReturn(
vbd_refs)
vm_utils.create_vbd(self.vmops._session, vm_ref, "vdi_ref",
vmops.DEVICE_RESCUE, bootable=False)
self.mox.ReplayAll()
self.vmops._attach_orig_disks(instance, vm_ref)
def test_attach_orig_disks(self):
instance = {"name": "dummy"}
vm_ref = "vm_ref"
vbd_refs = {vmops.DEVICE_ROOT: "vdi_ref"}
self.mox.StubOutWithMock(vm_utils, 'lookup')
self.mox.StubOutWithMock(self.vmops, '_find_vdi_refs')
self.mox.StubOutWithMock(vm_utils, 'create_vbd')
vm_utils.lookup(self.vmops._session, "dummy").AndReturn("ref")
self.vmops._find_vdi_refs("ref", exclude_volumes=True).AndReturn(
vbd_refs)
vm_utils.create_vbd(self.vmops._session, vm_ref, "vdi_ref",
vmops.DEVICE_RESCUE, bootable=False)
self.mox.ReplayAll()
self.vmops._attach_orig_disks(instance, vm_ref)
def test_rescue_found(self):
self.session.call_xenapi(
"VM.get_by_name_label",
self.name_label + '-rescue').AndReturn(['y'])
self.mox.ReplayAll()
result = vm_utils.lookup(self.session, self.name_label,
check_rescue=True)
self.assertEqual('y', result)
def test_rescue_found(self):
self.session.call_xenapi(
"VM.get_by_name_label",
self.name_label + '-rescue').AndReturn(['y'])
self.mox.ReplayAll()
result = vm_utils.lookup(self.session, self.name_label,
check_rescue=True)
self.assertEqual('y', result)
def test_sync_power_states_instance_not_found(self):
db_instance = fake_instance.fake_db_instance()
ctxt = context.get_admin_context()
instance_list = instance_obj._make_instance_list(ctxt, instance_obj.InstanceList(), [db_instance], None)
instance = instance_list[0]
self.mox.StubOutWithMock(instance_obj.InstanceList, "get_by_host")
self.mox.StubOutWithMock(self.compute.driver, "get_num_instances")
self.mox.StubOutWithMock(vm_utils, "lookup")
self.mox.StubOutWithMock(self.compute, "_sync_instance_power_state")
instance_obj.InstanceList.get_by_host(ctxt, self.compute.host, use_slave=True).AndReturn(instance_list)
self.compute.driver.get_num_instances().AndReturn(1)
vm_utils.lookup(self.compute.driver._session, instance["name"], False).AndReturn(None)
self.compute._sync_instance_power_state(ctxt, instance, power_state.NOSTATE)
self.mox.ReplayAll()
self.compute._sync_power_states(ctxt)
def test_sync_power_states_instance_not_found(self):
db_instance = fake_instance.fake_db_instance()
ctxt = context.get_admin_context()
instance_list = instance_obj._make_instance_list(
ctxt, instance_obj.InstanceList(), [db_instance], None)
instance = instance_list[0]
self.mox.StubOutWithMock(instance_obj.InstanceList, 'get_by_host')
self.mox.StubOutWithMock(self.compute.driver, 'get_num_instances')
self.mox.StubOutWithMock(vm_utils, 'lookup')
self.mox.StubOutWithMock(self.compute, '_sync_instance_power_state')
instance_obj.InstanceList.get_by_host(
ctxt, self.compute.host, use_slave=True).AndReturn(instance_list)
self.compute.driver.get_num_instances().AndReturn(1)
vm_utils.lookup(self.compute.driver._session, instance['name'],
False).AndReturn(None)
self.compute._sync_instance_power_state(ctxt, instance,
power_state.NOSTATE)
self.mox.ReplayAll()
self.compute._sync_power_states(ctxt)
def test_sync_power_states_instance_not_found(self):
db_instance = fake_instance.fake_db_instance()
ctxt = context.get_admin_context()
instance_list = instance_obj._make_instance_list(ctxt,
objects.InstanceList(), [db_instance], None)
instance = instance_list[0]
self.mox.StubOutWithMock(objects.InstanceList, 'get_by_host')
self.mox.StubOutWithMock(self.compute.driver, 'get_num_instances')
self.mox.StubOutWithMock(vm_utils, 'lookup')
self.mox.StubOutWithMock(self.compute, '_sync_instance_power_state')
objects.InstanceList.get_by_host(ctxt,
self.compute.host, expected_attrs=[],
use_slave=True).AndReturn(instance_list)
self.compute.driver.get_num_instances().AndReturn(1)
vm_utils.lookup(self.compute.driver._session, instance['name'],
False).AndReturn(None)
self.compute._sync_instance_power_state(ctxt, instance,
power_state.NOSTATE)
self.mox.ReplayAll()
self.compute._sync_power_states(ctxt)
def attach_volume(self, connection_info, instance_name, mountpoint):
"""Attach volume storage to VM instance"""
# Before we start, check that the VM exists
vm_ref = vm_utils.lookup(self._session, instance_name)
if vm_ref is None:
raise exception.InstanceNotFound(instance_id=instance_name)
# NOTE: No Resource Pool concept so far
LOG.debug(_("Attach_volume: %(connection_info)s, %(instance_name)s,"
" %(mountpoint)s") % locals())
driver_type = connection_info['driver_volume_type']
if driver_type not in ['iscsi', 'xensm']:
raise exception.VolumeDriverNotFound(driver_type=driver_type)
connection_data = connection_info['data']
dev_number = volume_utils.get_device_number(mountpoint)
if 'name_label' not in connection_data:
label = 'tempSR-%s' % connection_data['volume_id']
else:
label = connection_data['name_label']
del connection_data['name_label']
if 'name_description' not in connection_data:
desc = 'Disk-for:%s' % instance_name
else:
desc = connection_data['name_description']
LOG.debug(connection_info)
sr_params = {}
if u'sr_uuid' not in connection_data:
sr_params = volume_utils.parse_volume_info(connection_data)
uuid = "FA15E-D15C-" + str(sr_params['id'])
sr_params['sr_type'] = 'iscsi'
else:
uuid = connection_data['sr_uuid']
for k in connection_data['introduce_sr_keys']:
sr_params[k] = connection_data[k]
sr_params['name_description'] = desc
# Introduce SR
try:
sr_ref = self.introduce_sr(uuid, label, sr_params)
LOG.debug(_('Introduced %(label)s as %(sr_ref)s.') % locals())
except self._session.XenAPI.Failure, exc:
LOG.exception(exc)
raise volume_utils.StorageError(
_('Unable to introduce Storage Repository'))
def attach_volume(self, connection_info, instance_name, mountpoint):
"""Attach volume storage to VM instance"""
# Before we start, check that the VM exists
vm_ref = vm_utils.lookup(self._session, instance_name)
if vm_ref is None:
raise exception.InstanceNotFound(instance_id=instance_name)
# NOTE: No Resource Pool concept so far
LOG.debug(
_("Attach_volume: %(connection_info)s, %(instance_name)s,"
" %(mountpoint)s") % locals())
driver_type = connection_info['driver_volume_type']
if driver_type not in ['iscsi', 'xensm']:
raise exception.VolumeDriverNotFound(driver_type=driver_type)
data = connection_info['data']
if 'name_label' not in data:
label = 'tempSR-%s' % data['volume_id']
else:
label = data['name_label']
del data['name_label']
if 'name_description' not in data:
desc = 'Disk-for:%s' % instance_name
else:
desc = data['name_description']
LOG.debug(connection_info)
sr_params = {}
if u'sr_uuid' not in data:
sr_params = volume_utils.parse_volume_info(connection_info,
mountpoint)
uuid = "FA15E-D15C-" + str(sr_params['id'])
sr_params['sr_type'] = 'iscsi'
else:
uuid = data['sr_uuid']
for k in data['introduce_sr_keys']:
sr_params[k] = data[k]
sr_params['name_description'] = desc
# Introduce SR
try:
sr_ref = self.introduce_sr(uuid, label, sr_params)
LOG.debug(_('Introduced %(label)s as %(sr_ref)s.') % locals())
except self._session.XenAPI.Failure, exc:
LOG.exception(exc)
raise volume_utils.StorageError(
_('Unable to introduce Storage Repository'))
def detach_volume(self, connection_info, instance_name, mountpoint):
"""Detach volume storage to VM instance"""
# Before we start, check that the VM exists
vm_ref = vm_utils.lookup(self._session, instance_name)
if vm_ref is None:
raise exception.InstanceNotFound(instance_id=instance_name)
# Detach VBD from VM
LOG.debug(_("Detach_volume: %(instance_name)s, %(mountpoint)s")
% locals())
device_number = volume_utils.mountpoint_to_number(mountpoint)
try:
vbd_ref = vm_utils.find_vbd_by_number(self._session, vm_ref,
device_number)
except volume_utils.StorageError, exc:
LOG.exception(exc)
raise Exception(_('Unable to locate volume %s') % mountpoint)
def detach_volume(self, connection_info, instance_name, mountpoint):
"""Detach volume storage to VM instance"""
# Before we start, check that the VM exists
vm_ref = vm_utils.lookup(self._session, instance_name)
if vm_ref is None:
raise exception.InstanceNotFound(instance_id=instance_name)
# Detach VBD from VM
LOG.debug(
_("Detach_volume: %(instance_name)s, %(mountpoint)s") % locals())
device_number = volume_utils.mountpoint_to_number(mountpoint)
try:
vbd_ref = vm_utils.find_vbd_by_number(self._session, vm_ref,
device_number)
except volume_utils.StorageError, exc:
LOG.exception(exc)
raise Exception(_('Unable to locate volume %s') % mountpoint)
def plug(self, instance, vif, vm_ref=None, device=None):
"""create an interim network for this vif; and build
the vif_rec which will be used by xapi to create VM vif
"""
if not vm_ref:
vm_ref = vm_utils.lookup(self._session, instance['name'])
if not vm_ref:
raise exception.VirtualInterfacePlugException(
"Cannot find instance %s, discard vif plug" % instance['name'])
# if VIF already exists, return this vif_ref directly
vif_ref = self._get_vif_ref(vif, vm_ref)
if vif_ref:
LOG.debug("VIF %s already exists when plug vif",
vif_ref,
instance=instance)
return vif_ref
if not device:
device = 0
# Create an interim network for each VIF, so dom0 has a single
# bridge for each device (the emulated and PV ethernet devices
# will both be on this bridge.
network_ref = self.create_vif_interim_network(vif)
vif_rec = {}
vif_rec['device'] = str(device)
vif_rec['network'] = network_ref
vif_rec['VM'] = vm_ref
vif_rec['MAC'] = vif['address']
vif_rec['MTU'] = '1500'
vif_rec['qos_algorithm_type'] = ''
vif_rec['qos_algorithm_params'] = {}
# Deprecated: 'niciria-iface-id', will remove it in the next release
vif_rec['other_config'] = {
'nicira-iface-id': vif['id'],
'neutron-port-id': vif['id']
}
vif_ref = self._create_vif(vif, vif_rec, vm_ref)
# call XenAPI to plug vif
self.hot_plug(vif, instance, vm_ref, vif_ref)
return vif_ref
def plug(self, instance, vif, vm_ref=None, device=None):
if not vm_ref:
vm_ref = vm_utils.lookup(self._session, instance['name'])
if not vm_ref:
raise exception.VirtualInterfacePlugException(
"Cannot find instance %s, discard vif plug" % instance['name'])
# if VIF already exists, return this vif_ref directly
vif_ref = self._get_vif_ref(vif, vm_ref)
if vif_ref:
LOG.debug("VIF %s already exists when plug vif",
vif_ref,
instance=instance)
return vif_ref
if not device:
device = 0
if vif['network'].get_meta('should_create_vlan'):
network_ref = self._ensure_vlan_bridge(vif['network'])
else:
network_ref = network_utils.find_network_with_bridge(
self._session, vif['network']['bridge'])
vif_rec = {}
vif_rec['device'] = str(device)
vif_rec['network'] = network_ref
vif_rec['VM'] = vm_ref
vif_rec['MAC'] = vif['address']
vif_rec['MTU'] = '1500'
vif_rec['other_config'] = {}
if vif.get_meta('rxtx_cap'):
vif_rec['qos_algorithm_type'] = 'ratelimit'
vif_rec['qos_algorithm_params'] = {
'kbps': str(int(vif.get_meta('rxtx_cap')) * 1024)
}
else:
vif_rec['qos_algorithm_type'] = ''
vif_rec['qos_algorithm_params'] = {}
return self._create_vif(vif, vif_rec, vm_ref)
def plug(self, instance, vif, vm_ref=None, device=None):
"""create an interim network for this vif; and build
the vif_rec which will be used by xapi to create VM vif
"""
if not vm_ref:
vm_ref = vm_utils.lookup(self._session, instance['name'])
if not vm_ref:
raise exception.VirtualInterfacePlugException(
"Cannot find instance %s, discard vif plug" % instance['name'])
# if VIF already exists, return this vif_ref directly
vif_ref = self._get_vif_ref(vif, vm_ref)
if vif_ref:
LOG.debug("VIF %s already exists when plug vif",
vif_ref, instance=instance)
return vif_ref
if not device:
device = 0
# Create an interim network for each VIF, so dom0 has a single
# bridge for each device (the emulated and PV ethernet devices
# will both be on this bridge.
network_ref = self.create_vif_interim_network(vif)
vif_rec = {}
vif_rec['device'] = str(device)
vif_rec['network'] = network_ref
vif_rec['VM'] = vm_ref
vif_rec['MAC'] = vif['address']
vif_rec['MTU'] = '1500'
vif_rec['qos_algorithm_type'] = ''
vif_rec['qos_algorithm_params'] = {}
vif_rec['other_config'] = {'neutron-port-id': vif['id']}
vif_ref = self._create_vif(vif, vif_rec, vm_ref)
# call XenAPI to plug vif
self.hot_plug(vif, instance, vm_ref, vif_ref)
return vif_ref
def plug(self, instance, vif, vm_ref=None, device=None):
if not vm_ref:
vm_ref = vm_utils.lookup(self._session, instance.name)
if not device:
device = 0
# with OVS model, always plug into an OVS integration bridge
# that is already created
network_ref = network_utils.find_network_with_bridge(
self._session, FLAGS.xenapi_ovs_integration_bridge)
vif_rec = {}
vif_rec['device'] = str(device)
vif_rec['network'] = network_ref
vif_rec['VM'] = vm_ref
vif_rec['MAC'] = vif['address']
vif_rec['MTU'] = '1500'
vif_rec['qos_algorithm_type'] = ''
vif_rec['qos_algorithm_params'] = {}
# OVS on the hypervisor monitors this key and uses it to
# set the iface-id attribute
vif_rec['other_config'] = {'nicira-iface-id': vif['id']}
return vif_rec
def plug(self, instance, vif, vm_ref=None, device=None):
if not vm_ref:
vm_ref = vm_utils.lookup(self._session, instance.name)
if not device:
device = 0
# with OVS model, always plug into an OVS integration bridge
# that is already created
network_ref = network_utils.find_network_with_bridge(
self._session, FLAGS.xenapi_ovs_integration_bridge)
vif_rec = {}
vif_rec['device'] = str(device)
vif_rec['network'] = network_ref
vif_rec['VM'] = vm_ref
vif_rec['MAC'] = vif['address']
vif_rec['MTU'] = '1500'
vif_rec['qos_algorithm_type'] = ''
vif_rec['qos_algorithm_params'] = {}
# OVS on the hypervisor monitors this key and uses it to
# set the iface-id attribute
vif_rec['other_config'] = {'nicira-iface-id': vif['id']}
return vif_rec
def plug(self, instance, vif, vm_ref=None, device=None):
if not vm_ref:
vm_ref = vm_utils.lookup(self._session, instance['name'])
if not vm_ref:
raise exception.VirtualInterfacePlugException(
"Cannot find instance %s, discard vif plug" % instance['name'])
# if VIF already exists, return this vif_ref directly
vif_ref = self._get_vif_ref(vif, vm_ref)
if vif_ref:
LOG.debug("VIF %s already exists when plug vif",
vif_ref, instance=instance)
return vif_ref
if not device:
device = 0
if vif['network'].get_meta('should_create_vlan'):
network_ref = self._ensure_vlan_bridge(vif['network'])
else:
network_ref = network_utils.find_network_with_bridge(
self._session, vif['network']['bridge'])
vif_rec = {}
vif_rec['device'] = str(device)
vif_rec['network'] = network_ref
vif_rec['VM'] = vm_ref
vif_rec['MAC'] = vif['address']
vif_rec['MTU'] = '1500'
vif_rec['other_config'] = {}
if vif.get_meta('rxtx_cap'):
vif_rec['qos_algorithm_type'] = 'ratelimit'
vif_rec['qos_algorithm_params'] = {'kbps':
str(int(vif.get_meta('rxtx_cap')) * 1024)}
else:
vif_rec['qos_algorithm_type'] = ''
vif_rec['qos_algorithm_params'] = {}
return self._create_vif(vif, vif_rec, vm_ref)
def test_no_result(self):
self._do_mock([])
result = vm_utils.lookup(self.session, self.name_label)
self.assertEqual(None, result)
def test_normal(self):
self._do_mock(['x'])
result = vm_utils.lookup(self.session, self.name_label)
self.assertEqual('x', result)
def test_no_result(self):
self._do_mock([])
result = vm_utils.lookup(self.session, self.name_label)
self.assertEqual(None, result)
def test_normal(self):
self._do_mock(['x'])
result = vm_utils.lookup(self.session, self.name_label)
self.assertEqual('x', result)