def _set_cinder_quotas(self, tenant_id):
storage_client = clients.volume_client(self.cloud)
return self._set_quotas(storage_client,
tenant_id,
gigabytes=-1,
snapshots=-1,
volumes=-1)
def run(self, cfg, migration):
cloud = cfg.clouds[getattr(migration, self.location)]
network_client = clients.network_client(cloud)
compute_client = clients.compute_client(cloud)
storage_client = clients.volume_client(cloud)
try:
if self.net_quota is None:
clients.retry(network_client.delete_quota,
self.admin_tenant_id)
else:
clients.retry(
network_client.update_quota, self.admin_tenant_id, {
'quota': {
'network': self.net_quota['network'],
'subnet': self.net_quota['subnet'],
'port': self.net_quota['port'],
}
})
except neutron_exceptions.NotFound:
pass
if self.compute_quota:
clients.retry(compute_client.quotas.update, self.admin_tenant_id,
**self.compute_quota)
if self.storage_quota:
clients.retry(storage_client.quotas.update, self.obj_tenant_id,
**self.storage_quota)
def discover_one(self, uuid):
volume_client = clients.volume_client(self.cloud)
try:
volume = self.load_from_cloud(
self.retry(volume_client.volumes.get, uuid,
expected_exceptions=[cinder_exceptions.NotFound]))
with model.Session() as session:
session.store(volume)
return volume
except cinder_exceptions.NotFound:
raise discover.NotFound()
def discover_one(self, uuid):
volume_client = clients.volume_client(self.cloud)
try:
volume = self.load_from_cloud(
self.retry(volume_client.volumes.get,
uuid,
expected_exceptions=[cinder_exceptions.NotFound]))
with model.Session() as session:
session.store(volume)
return volume
except cinder_exceptions.NotFound:
raise discover.NotFound()
def discover_all(self):
volumes = []
volume_client = clients.volume_client(self.cloud)
for raw_volume in self.retry(volume_client.volumes.list,
search_opts={'all_tenants': True},
returns_iterable=True):
try:
volumes.append(self.load_from_cloud(raw_volume))
except model.ValidationError as e:
LOG.warning('Invalid volume %s in cloud %s: %s', raw_volume.id,
self.cloud.name, e)
with model.Session() as session:
for volume in volumes:
session.store(volume)
def discover_all(self):
volumes = []
volume_client = clients.volume_client(self.cloud)
for raw_volume in self.retry(volume_client.volumes.list,
search_opts={'all_tenants': True},
returns_iterable=True):
try:
volumes.append(self.load_from_cloud(raw_volume))
except model.ValidationError as e:
LOG.warning('Invalid volume %s in cloud %s: %s',
raw_volume.id, self.cloud.name, e)
with model.Session() as session:
for volume in volumes:
session.store(volume)
def migrate(self, source_obj, *args, **kwargs):
cinder_client = clients.volume_client(
self.src_cloud, _scope(source_obj.tenant.object_id.id))
raw_volume = clients.retry(cinder_client.volumes.get,
source_obj.object_id.id)
if raw_volume.attachments:
nova_client = clients.compute_client(self.src_cloud)
assert len(raw_volume.attachments) == 1
detached_vm_id = raw_volume.attachments[0]['server_id']
shutoff_vm(nova_client, detached_vm_id)
self._detach_volume(self.src_cloud,
source_obj,
detached_vm_id,
abort_migration=True)
self.detached_vm_id = detached_vm_id
return dict(attached_vm_id=self.detached_vm_id)
def restore_internal_state(self, internal_state):
tenant_id = internal_state['tenant_id']
volume_id = internal_state['volume_id']
self.created_object = None
if tenant_id is not None and volume_id is not None:
volume_client = clients.volume_client(self.dst_cloud,
_scope(tenant_id))
try:
self.created_object = clients.retry(
volume_client.volumes.get,
volume_id,
expected_exceptions=[cinder_exceptions.NotFound])
except cinder_exceptions.NotFound:
LOG.warning(
'Failed to find volume with id %s when restoring '
'task state', volume_id)
def discover_all(self):
volume_client = clients.volume_client(self.cloud)
raw_volumes = self.retry(volume_client.volumes.list,
search_opts={'all_tenants': True},
returns_iterable=True)
attachments = []
for raw_volume in raw_volumes:
for raw_attachment in raw_volume.attachments:
try:
attachment = self.load_from_cloud(raw_attachment)
attachments.append(attachment)
except model.ValidationError as e:
LOG.warning('Invalid attachment %s in cloud %s: %s',
raw_attachment['id'], self.cloud.name, e)
with model.Session() as session:
for attachment in attachments:
session.store(attachment)
def discover_all(self):
volume_client = clients.volume_client(self.cloud)
raw_volumes = self.retry(volume_client.volumes.list,
search_opts={'all_tenants': True},
returns_iterable=True)
attachments = []
for raw_volume in raw_volumes:
for raw_attachment in raw_volume.attachments:
try:
attachment = self.load_from_cloud(raw_attachment)
attachments.append(attachment)
except model.ValidationError as e:
LOG.warning('Invalid attachment %s in cloud %s: %s',
raw_attachment['id'], self.cloud.name, e)
with model.Session() as session:
for attachment in attachments:
session.store(attachment)
def _detach_volume(self, cloud, volume, vm_id, abort_migration=False):
volume_id = volume.object_id.id
nova_client = clients.compute_client(cloud)
cinder_client = clients.volume_client(
cloud, _scope(volume.tenant.object_id.id))
if _object_is_deleted(cinder_client, 'volumes', volume_id,
cinder_exceptions.NotFound):
return
if _object_status_is(cinder_client, 'volumes', volume_id, 'in-use'):
nova_client.volumes.delete_server_volume(vm_id, volume_id)
try:
clients.wait_for(_object_status_is, cinder_client, 'volumes',
volume_id, 'available')
except clients.Timeout:
if abort_migration:
raise base.AbortMigration(
'Volume %s in cloud %s couldn\'t attach', volume_id,
cloud.name)
def _attach_volume(self, cloud, volume, vm_id):
volume_id = volume.object_id.id
nova_client = clients.compute_client(cloud)
cinder_client = clients.volume_client(
cloud, _scope(volume.tenant.object_id.id))
if _object_status_is(cinder_client, 'volumes', volume_id, 'available'):
nova_client.volumes.create_server_volume(vm_id, volume_id,
'/dev/vdb')
try:
clients.wait_for(_object_status_is, cinder_client, 'volumes',
volume_id, 'in-use')
except clients.Timeout:
raise base.AbortMigration(
'Volume %s in cloud %s couldn\'t attach', volume_id,
cloud.name)
else:
raise base.AbortMigration(
'Volume %s in cloud %s is not available for attachment',
volume_id, cloud.name)
def _delete_volume(self, vol):
tenant_id = getattr(vol, 'os-vol-tenant-attr:tenant_id')
volume_client = clients.volume_client(self.dst_cloud,
_scope(tenant_id))
try:
volume = clients.retry(
volume_client.volumes.get,
vol.id,
expected_exceptions=[cinder_exceptions.NotFound])
if volume.status not in ('available', 'in-use', 'error',
'error_restoring'):
clients.retry(volume_client.volumes.reset_state,
volume,
'error',
expected_exceptions=[cinder_exceptions.NotFound])
clients.retry(volume_client.volumes.delete,
volume,
expected_exceptions=[cinder_exceptions.NotFound])
except cinder_exceptions.NotFound:
LOG.warning('Can not delete cinder volume: already deleted')
def migrate(self, source_obj, *args, **kwargs):
dst_tenant_id = _get_object_tenant_id(self.dst_cloud, source_obj)
volume_client = clients.volume_client(self.dst_cloud,
_scope(dst_tenant_id))
ovr_source_obj = self.override(source_obj)
zone = ovr_source_obj.availability_zone
vol = clients.retry(volume_client.volumes.create,
size=ovr_source_obj.size,
display_name=ovr_source_obj.name,
display_description=ovr_source_obj.description,
volume_type=ovr_source_obj.volume_type,
availability_zone=zone,
metadata=ovr_source_obj.metadata)
try:
self.created_object = clients.wait_for(_object_status_is,
volume_client, 'volumes',
vol.id, 'available')
except clients.Timeout:
self._delete_volume(vol)
raise base.AbortMigration('Volume didn\'t become active')
result = self.load_from_cloud(storage.Volume, self.dst_cloud,
self.created_object)
return dict(dst_object=result)
def volume_client(self, scope=None):
# pylint: disable=no-member
return clients.volume_client(self.credential, scope or self.scope)
