def volume_client(self):
if self._volume_client:
return self._volume_client
if not ceph_module_found:
raise exception.ManilaException(
_("Ceph client libraries not found.")
)
conf_path = self.configuration.safe_get('cephfs_conf_path')
cluster_name = self.configuration.safe_get('cephfs_cluster_name')
auth_id = self.configuration.safe_get('cephfs_auth_id')
self._volume_client = ceph_volume_client.CephFSVolumeClient(
auth_id, conf_path, cluster_name)
LOG.info(_LI("[%(be)s}] Ceph client found, connecting..."),
{"be": self.backend_name})
if auth_id != CEPH_DEFAULT_AUTH_ID:
# Evict any other manila sessions. Only do this if we're
# using a client ID that isn't the default admin ID, to avoid
# rudely disrupting anyone else.
premount_evict = auth_id
else:
premount_evict = None
try:
self._volume_client.connect(premount_evict=premount_evict)
except Exception:
self._volume_client = None
raise
else:
LOG.info(_LI("[%(be)s] Ceph client connection complete."),
{"be": self.backend_name})
return self._volume_client
def volume_client(self):
if self._volume_client:
return self._volume_client
if not ceph_module_found:
raise ValueError("Ceph client libraries not found.")
try:
cluster_name = os.environ["CEPH_CLUSTER_NAME"]
except KeyError:
cluster_name = "ceph"
try:
mons = os.environ["CEPH_MON"]
except KeyError:
raise ValueError("Missing CEPH_MON env")
try:
auth_id = os.environ["CEPH_AUTH_ID"]
except KeyError:
raise ValueError("Missing CEPH_AUTH_ID")
try:
auth_key = os.environ["CEPH_AUTH_KEY"]
except:
raise ValueError("Missing CEPH_AUTH_KEY")
conf_path = self._create_conf(cluster_name, mons)
self._create_keyring(cluster_name, auth_id, auth_key)
self._volume_client = ceph_volume_client.CephFSVolumeClient(
auth_id, conf_path, cluster_name, volume_prefix = self.volume_prefix)
try:
self._volume_client.connect(None)
except Exception:
self._volume_client = None
raise
return self._volume_client
