import copy
import logging
import os
-import sys
from cinderclient import client as cinderclient
from novaclient import client as novaclient
return shade_client.get_volume_id(volume_name)
-def create_volume(cinder_client, volume_name, volume_size,
- volume_image=False): # pragma: no cover
+def get_volume(shade_client, name_or_id, filters=None):
+ """Get a volume by name or ID.
+
+ :param name_or_id: Name or ID of the volume.
+ :param filters: A dictionary of meta data to use for further filtering.
+
+ :returns: A volume ``munch.Munch`` or None if no matching volume is found.
+ """
+ return shade_client.get_volume(name_or_id, filters=filters)
+
+
+def create_volume(shade_client, size, wait=True, timeout=None,
+ image=None, **kwargs):
+ """Create a volume.
+
+ :param size: Size, in GB of the volume to create.
+ :param name: (optional) Name for the volume.
+ :param description: (optional) Name for the volume.
+ :param wait: If true, waits for volume to be created.
+ :param timeout: Seconds to wait for volume creation. None is forever.
+ :param image: (optional) Image name, ID or object from which to create
+ the volume.
+
+ :returns: The created volume object.
+
+ """
try:
- if volume_image:
- volume = cinder_client.volumes.create(name=volume_name,
- size=volume_size,
- imageRef=volume_image)
- else:
- volume = cinder_client.volumes.create(name=volume_name,
- size=volume_size)
- return volume
- except Exception: # pylint: disable=broad-except
- log.exception("Error [create_volume(cinder_client, %s)]",
- (volume_name, volume_size))
- return None
+ return shade_client.create_volume(size, wait=wait, timeout=timeout,
+ image=image, **kwargs)
+ except (exc.OpenStackCloudException, exc.OpenStackCloudTimeout) as op_exc:
+ log.error("Failed to create_volume(shade_client). "
+ "Exception message: %s", op_exc.orig_message)
-def delete_volume(cinder_client, volume_id,
- forced=False): # pragma: no cover
+def delete_volume(shade_client, name_or_id=None, wait=True, timeout=None):
+ """Delete a volume.
+
+ :param name_or_id:(string) Name or unique ID of the volume.
+ :param wait:(bool) If true, waits for volume to be deleted.
+ :param timeout:(string) Seconds to wait for volume deletion. None is forever.
+
+ :return: True on success, False otherwise.
+ """
try:
- if forced:
- try:
- cinder_client.volumes.detach(volume_id)
- except Exception: # pylint: disable=broad-except
- log.error(sys.exc_info()[0])
- cinder_client.volumes.force_delete(volume_id)
- else:
- while True:
- volume = get_cinder_client().volumes.get(volume_id)
- if volume.status.lower() == 'available':
- break
- cinder_client.volumes.delete(volume_id)
- return True
- except Exception: # pylint: disable=broad-except
- log.exception("Error [delete_volume(cinder_client, '%s')]", volume_id)
+ return shade_client.delete_volume(name_or_id=name_or_id,
+ wait=wait, timeout=timeout)
+ except (exc.OpenStackCloudException, exc.OpenStackCloudTimeout) as o_exc:
+ log.error("Error [delete_volume(shade_client,'%s')]. "
+ "Exception message: %s", name_or_id, o_exc.orig_message)
return False
-def detach_volume(server_id, volume_id): # pragma: no cover
+def detach_volume(shade_client, server_name_or_id, volume_name_or_id,
+ wait=True, timeout=None):
+ """Detach a volume from a server.
+
+ :param server_name_or_id: The server name or id to detach from.
+ :param volume_name_or_id: The volume name or id to detach.
+ :param wait: If true, waits for volume to be detached.
+ :param timeout: Seconds to wait for volume detachment. None is forever.
+
+ :return: True on success.
+ """
try:
- get_nova_client().volumes.delete_server_volume(server_id, volume_id)
+ volume = shade_client.get_volume(volume_name_or_id)
+ server = get_server(shade_client, name_or_id=server_name_or_id)
+ shade_client.detach_volume(server, volume, wait=wait, timeout=timeout)
return True
- except Exception: # pylint: disable=broad-except
- log.exception("Error [detach_server_volume(nova_client, '%s', '%s')]",
- server_id, volume_id)
+ except (exc.OpenStackCloudException, exc.OpenStackCloudTimeout) as o_exc:
+ log.error("Error [detach_volume(shade_client)]. "
+ "Exception message: %s", o_exc.orig_message)
return False