def create_esh_volume(esh_driver, username, identity_uuid, name, size,
description=None, metadata=None, snapshot=None, image=None,
raise_exception=False):
quota = get_quota(identity_uuid)
try:
check_over_storage_quota(username, identity_uuid, new_volume_size=size)
except ValidationError as over_quota:
raise exceptions.OverQuotaError(
message=over_quota.message)
if not has_storage_count_quota(esh_driver, quota, 1):
raise exceptions.OverQuotaError(
message="Maximum # of Storage Volumes Exceeded")
# NOTE: Calling non-standard create_volume_obj so we know the ID
# of newly created volume. Libcloud just returns 'True'... --Steve
conn_kwargs = {'max_attempts': 1}
success, esh_volume = esh_driver.create_volume(
size=size,
name=name,
metadata=metadata,
snapshot=snapshot,
image=image,
**conn_kwargs)
if not success and raise_exception:
raise exceptions.VolumeError("The volume failed to be created.")
return success, esh_volume
def create_volume(esh_driver,
identity_uuid,
name,
size,
description=None,
metadata=None,
snapshot=None,
image=None,
raise_exception=False):
quota = get_quota(identity_uuid)
if not has_storage_quota(esh_driver, quota, size):
raise exceptions.OverQuotaError(
message="Maximum total size of Storage Volumes Exceeded")
if not has_storage_count_quota(esh_driver, quota, 1):
raise exceptions.OverQuotaError(
message="Maximum # of Storage Volumes Exceeded")
# NOTE: Calling non-standard create_volume_obj so we know the ID
# of newly created volume. Libcloud just returns 'True'... --Steve
success, esh_volume = esh_driver.create_volume(size=size,
name=name,
metadata=metadata,
snapshot=snapshot,
image=image)
if not success and raise_exception:
raise exceptions.VolumeError("The volume failed to be created.")
return success, esh_volume
def create_snapshot(
esh_driver,
username,
identity_uuid,
name,
volume,
description=None,
raise_exception=False
):
if not volume:
raise ValueError("Volume is required to create VolumeSnapshot")
try:
check_over_storage_quota(
username, identity_uuid, new_snapshot_size=volume.size
)
except ValidationError as over_quota:
raise exceptions.OverQuotaError(message=over_quota.message)
esh_ss = esh_driver._connection.ex_create_snapshot(
volume_id=volume.id, display_name=name, display_description=description
)
if not esh_ss and raise_exception:
raise exceptions.VolumeError("The volume failed to be created.")
return esh_ss