69 lines
2.0 KiB
Python
69 lines
2.0 KiB
Python
# Copyright 2013 IBM Corp.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import os
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import six
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import tarfile
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from nova import exception
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from nova import utils
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from nova.virt import configdrive
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from oslo_config import cfg
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from oslo_log import log as logging
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LOG = logging.getLogger(__name__)
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CONF = cfg.CONF
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class ZVMConfigDriveBuilder(configdrive.ConfigDriveBuilder):
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"""Enable ConfigDrive to make tgz package."""
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def __init__(self, instance_md):
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super(ZVMConfigDriveBuilder, self).__init__(instance_md)
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def make_drive(self, path):
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"""Make the config drive.
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:param path: the path to place the config drive image at
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:raises ProcessExecuteError if a helper process has failed.
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"""
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if CONF.config_drive_format in ['iso9660']:
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self._make_tgz(path)
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else:
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raise exception.ConfigDriveUnknownFormat(
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format=CONF.config_drive_format)
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def _make_tgz(self, path):
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try:
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olddir = os.getcwd()
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except OSError:
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olddir = CONF.state_path
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with utils.tempdir() as tmpdir:
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self._write_md_files(tmpdir)
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tar = tarfile.open(path, "w:gz")
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os.chdir(tmpdir)
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tar.add("openstack")
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tar.add("ec2")
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try:
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os.chdir(olddir)
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except Exception as e:
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emsg = six.text_type(e)
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LOG.debug('exception in _make_tgz %s', emsg)
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tar.close()
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