def create_volume(self, volume):
appliance_name = volume_utils.extract_host(volume.host, "pool")
appliance_id = self.appliances_to_ids_map[appliance_name]
LOG.debug(
"Create PowerStore volume %(volume_name)s of size "
"%(volume_size)s GiB with id %(volume_id)s on appliance "
"%(appliance_name)s.", {
"volume_name": volume.name,
"volume_size": volume.size,
"volume_id": volume.id,
"appliance_name": appliance_name,
})
size_in_bytes = utils.gib_to_bytes(volume.size)
provider_id = self.client.create_volume(appliance_id, volume.name,
size_in_bytes)
LOG.debug(
"Successfully created PowerStore volume %(volume_name)s of "
"size %(volume_size)s GiB with id %(volume_id)s on "
"appliance %(appliance_name)s. "
"PowerStore volume id: %(volume_provider_id)s.", {
"volume_name": volume.name,
"volume_size": volume.size,
"volume_id": volume.id,
"appliance_name": appliance_name,
"volume_provider_id": provider_id,
})
return {
"provider_id": provider_id,
}
def extend_volume(self, volume, new_size):
LOG.debug(
"Extend PowerStore volume %(volume_name)s of size "
"%(volume_size)s GiB with id %(volume_id)s to "
"%(volume_new_size)s GiB. "
"PowerStore volume id: %(volume_provider_id)s.", {
"volume_name": volume.name,
"volume_size": volume.size,
"volume_id": volume.id,
"volume_new_size": new_size,
"volume_provider_id": volume.provider_id,
})
size_in_bytes = utils.gib_to_bytes(new_size)
self.client.extend_volume(volume.provider_id, size_in_bytes)
LOG.debug(
"Successfully extended PowerStore volume %(volume_name)s "
"of size %(volume_size)s GiB with id "
"%(volume_id)s to %(volume_new_size)s GiB. "
"PowerStore volume id: %(volume_provider_id)s.", {
"volume_name": volume.name,
"volume_size": volume.size,
"volume_id": volume.id,
"volume_new_size": new_size,
"volume_provider_id": volume.provider_id,
})
def _create_volume_from_source(self, volume, source):
"""Create PowerStore volume from source (snapshot or another volume).
:param volume: OpenStack volume object
:param source: OpenStack source snapshot or volume
:return: newly created PowerStore volume id
"""
if isinstance(source, Snapshot):
entity = "snapshot"
source_size = source.volume_size
else:
entity = "volume"
source_size = source.size
volume_provider_id = self.client.clone_volume_or_snapshot(
volume.name, source.provider_id, entity)
if volume.size > source_size:
size_in_bytes = utils.gib_to_bytes(volume.size)
self.client.extend_volume(volume_provider_id, size_in_bytes)
return volume_provider_id