fd154e71c2
I am unsure if I should be concerned about the lack of error checking here, but this is how it was originally. Change-Id: I9c1dfd5a90a53d90a44baae4874965bf8f48cea1 blueprint: hurrah-for-privsep
38 lines
1.2 KiB
Python
38 lines
1.2 KiB
Python
# Copyright 2018 Michael Still and Aptira
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License"); you may
|
|
# not use this file except in compliance with the License. You may obtain
|
|
# a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
|
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
|
# License for the specific language governing permissions and limitations
|
|
# under the License.
|
|
|
|
"""
|
|
xenapi specific routines.
|
|
"""
|
|
|
|
from oslo_concurrency import processutils
|
|
|
|
import nova.privsep
|
|
|
|
|
|
@nova.privsep.sys_admin_pctxt.entrypoint
|
|
def xenstore_read(path):
|
|
return processutils.execute('xenstore-read', path)
|
|
|
|
|
|
@nova.privsep.sys_admin_pctxt.entrypoint
|
|
def block_copy(src_path, dst_path, block_size, num_blocks):
|
|
processutils.execute('dd',
|
|
'if=%s' % src_path,
|
|
'of=%s' % dst_path,
|
|
'bs=%d' % block_size,
|
|
'count=%d' % num_blocks,
|
|
'iflag=direct,sync',
|
|
'oflag=direct,sync')
|