def _get_rbd_handle(self, connection_properties):
try:
user = connection_properties['auth_username']
pool, volume = connection_properties['name'].split('/')
cluster_name = connection_properties.get('cluster_name')
monitor_ips = connection_properties.get('hosts')
monitor_ports = connection_properties.get('ports')
except IndexError:
msg = _("Connect volume failed, malformed connection properties")
raise exception.BrickException(msg=msg)
conf = self._create_ceph_conf(monitor_ips, monitor_ports,
str(cluster_name), user)
rbd_client = linuxrbd.RBDClient(user,
pool,
conffile=conf,
rbd_cluster_name=str(cluster_name))
rbd_volume = linuxrbd.RBDVolume(rbd_client, volume)
rbd_handle = linuxrbd.RBDVolumeIOWrapper(
linuxrbd.RBDImageMetadata(rbd_volume, pool, user, conf))
if os.path.exists(conf):
os.remove(conf)
return rbd_handle
def _get_rbd_handle(self, connection_properties):
try:
user = connection_properties['auth_username']
pool, volume = connection_properties['name'].split('/')
cluster_name = connection_properties['cluster_name']
monitor_ips = connection_properties['hosts']
monitor_ports = connection_properties['ports']
keyring = connection_properties.get('keyring')
except (KeyError, ValueError):
msg = _("Connect volume failed, malformed connection properties.")
raise exception.BrickException(msg=msg)
conf = self._create_ceph_conf(monitor_ips, monitor_ports,
str(cluster_name), user, keyring)
try:
rbd_client = linuxrbd.RBDClient(user,
pool,
conffile=conf,
rbd_cluster_name=str(cluster_name))
rbd_volume = linuxrbd.RBDVolume(rbd_client, volume)
rbd_handle = linuxrbd.RBDVolumeIOWrapper(
linuxrbd.RBDImageMetadata(rbd_volume, pool, user, conf))
except Exception:
fileutils.delete_if_exists(conf)
raise
return rbd_handle
def _get_rbd_handle(self, connection_properties):
try:
user = connection_properties['auth_username']
pool, volume = connection_properties['name'].split('/')
cluster_name = connection_properties['cluster_name']
monitor_ips = connection_properties['hosts']
monitor_ports = connection_properties['ports']
# NOTE: cinder no longer passes keyring data in the connection
# properties as of the victoria release. See OSSN-0085. But
# cinderlib does, so we must keep the code related to the keyring.
keyring = connection_properties.get('keyring')
except (KeyError, ValueError):
msg = _("Connect volume failed, malformed connection properties.")
raise exception.BrickException(msg=msg)
conf = self._create_ceph_conf(monitor_ips, monitor_ports,
str(cluster_name), user, keyring)
try:
rbd_client = linuxrbd.RBDClient(user,
pool,
conffile=conf,
rbd_cluster_name=str(cluster_name))
rbd_volume = linuxrbd.RBDVolume(rbd_client, volume)
rbd_handle = linuxrbd.RBDVolumeIOWrapper(
linuxrbd.RBDImageMetadata(rbd_volume, pool, user, conf))
except Exception:
fileutils.delete_if_exists(conf)
raise
return rbd_handle
def setUp(self):
super(RBDVolumeIOWrapperTestCase, self).setUp()
self.mock_volume = mock.Mock()
self.mock_volume_wrapper = \
linuxrbd.RBDVolumeIOWrapper(self.mock_volume)
self.data_length = 1024
self.full_data = 'abcd' * 256
def test_close(self, rbd_disconnect, mock_rados, mock_rbd):
rbd_client = linuxrbd.RBDClient('user', 'pool')
rbd_volume = linuxrbd.RBDVolume(rbd_client, 'volume')
rbd_handle = linuxrbd.RBDVolumeIOWrapper(
linuxrbd.RBDImageMetadata(rbd_volume, 'pool', 'user', None))
rbd_handle.close()
self.assertEqual(1, rbd_disconnect.call_count)
def restore_backup(self, context, backup, volume, backup_service):
"""Restore an existing backup to a new or existing volume."""
with RBDVolumeProxy(self, volume.name,
self.configuration.rbd_pool) as rbd_image:
rbd_meta = linuxrbd.RBDImageMetadata(
rbd_image, self.configuration.rbd_pool,
self.configuration.rbd_user, self.configuration.rbd_ceph_conf)
rbd_fd = linuxrbd.RBDVolumeIOWrapper(rbd_meta)
backup_service.restore(backup, volume.id, rbd_fd)
LOG.debug("volume restore complete.")
def backup_volume(self, context, backup, backup_service):
"""Create a new backup from an existing volume."""
volume = self.db.volume_get(context, backup.volume_id)
with RBDVolumeProxy(self, volume.name,
self.configuration.rbd_pool) as rbd_image:
rbd_meta = linuxrbd.RBDImageMetadata(
rbd_image, self.configuration.rbd_pool,
self.configuration.rbd_user, self.configuration.rbd_ceph_conf)
rbd_fd = linuxrbd.RBDVolumeIOWrapper(rbd_meta)
backup_service.backup(backup, rbd_fd)
LOG.debug("volume backup complete.")
