def create_lvm_image(base, size):
base_size = disk.get_disk_size(base)
self.verify_base_size(base, size, base_size=base_size)
resize = size > base_size
size = size if resize else base_size
lvm.create_volume(self.vg, self.lv, size, sparse=self.sparse)
if self.ephemeral_key_uuid is not None:
encrypt_lvm_image()
images.convert_image(base, self.path, 'raw', run_as_root=True)
if resize:
disk.resize2fs(self.path, run_as_root=True)
def create_lvm_image(base, size):
base_size = disk.get_disk_size(base)
self.verify_base_size(base, size, base_size=base_size)
resize = size > base_size
size = size if resize else base_size
lvm.create_volume(self.vg, self.lv,
size, sparse=self.sparse)
if self.ephemeral_key_uuid is not None:
encrypt_lvm_image()
images.convert_image(base, self.path, 'raw', run_as_root=True)
if resize:
disk.resize2fs(self.path, run_as_root=True)
def create_image(self, prepare_template, base, size, *args, **kwargs):
def encrypt_lvm_image():
dmcrypt.create_volume(self.path.rpartition('/')[2],
self.lv_path,
CONF.ephemeral_storage_encryption.cipher,
CONF.ephemeral_storage_encryption.key_size,
key)
filename = self._get_lock_name(base)
@utils.synchronized(filename, external=True, lock_path=self.lock_path)
def create_lvm_image(base, size):
base_size = disk.get_disk_size(base)
self.verify_base_size(base, size, base_size=base_size)
resize = size > base_size
size = size if resize else base_size
lvm.create_volume(self.vg, self.lv,
size, sparse=self.sparse)
if self.ephemeral_key_uuid is not None:
encrypt_lvm_image()
images.convert_image(base, self.path, 'raw', run_as_root=True)
if resize:
disk.resize2fs(self.path, run_as_root=True)
generated = 'ephemeral_size' in kwargs
if self.ephemeral_key_uuid is not None:
if 'context' in kwargs:
try:
# NOTE(dgenin): Key manager corresponding to the
# specific backend catches and reraises an
# an exception if key retrieval fails.
key = self.key_manager.get_key(kwargs['context'],
self.ephemeral_key_uuid).get_encoded()
except Exception:
with excutils.save_and_reraise_exception():
LOG.error(_LE("Failed to retrieve ephemeral encryption"
" key"))
else:
raise exception.PatronException(
_("Instance disk to be encrypted but no context provided"))
# Generate images with specified size right on volume
if generated and size:
lvm.create_volume(self.vg, self.lv,
size, sparse=self.sparse)
with self.remove_volume_on_error(self.path):
if self.ephemeral_key_uuid is not None:
encrypt_lvm_image()
prepare_template(target=self.path, *args, **kwargs)
else:
if not os.path.exists(base):
prepare_template(target=base, max_size=size, *args, **kwargs)
with self.remove_volume_on_error(self.path):
create_lvm_image(base, size)
def create_image(self, prepare_template, base, size, *args, **kwargs):
def encrypt_lvm_image():
dmcrypt.create_volume(
self.path.rpartition('/')[2], self.lv_path,
CONF.ephemeral_storage_encryption.cipher,
CONF.ephemeral_storage_encryption.key_size, key)
filename = self._get_lock_name(base)
@utils.synchronized(filename, external=True, lock_path=self.lock_path)
def create_lvm_image(base, size):
base_size = disk.get_disk_size(base)
self.verify_base_size(base, size, base_size=base_size)
resize = size > base_size
size = size if resize else base_size
lvm.create_volume(self.vg, self.lv, size, sparse=self.sparse)
if self.ephemeral_key_uuid is not None:
encrypt_lvm_image()
images.convert_image(base, self.path, 'raw', run_as_root=True)
if resize:
disk.resize2fs(self.path, run_as_root=True)
generated = 'ephemeral_size' in kwargs
if self.ephemeral_key_uuid is not None:
if 'context' in kwargs:
try:
# NOTE(dgenin): Key manager corresponding to the
# specific backend catches and reraises an
# an exception if key retrieval fails.
key = self.key_manager.get_key(
kwargs['context'],
self.ephemeral_key_uuid).get_encoded()
except Exception:
with excutils.save_and_reraise_exception():
LOG.error(
_LE("Failed to retrieve ephemeral encryption"
" key"))
else:
raise exception.PatronException(
_("Instance disk to be encrypted but no context provided"))
# Generate images with specified size right on volume
if generated and size:
lvm.create_volume(self.vg, self.lv, size, sparse=self.sparse)
with self.remove_volume_on_error(self.path):
if self.ephemeral_key_uuid is not None:
encrypt_lvm_image()
prepare_template(target=self.path, *args, **kwargs)
else:
if not os.path.exists(base):
prepare_template(target=base, max_size=size, *args, **kwargs)
with self.remove_volume_on_error(self.path):
create_lvm_image(base, size)
