68 lines
2.1 KiB
Python
68 lines
2.1 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2012 Cloudbase Solutions Srl
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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 json
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import logging
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import os
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import shutil
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import tempfile
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import uuid
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from cloudbaseinit.metadata.services.base import *
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from cloudbaseinit.openstack.common import cfg
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from manager import *
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opts = [
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cfg.BoolOpt('config_drive_raw_hhd', default=True,
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help='Look for an ISO config drive in raw HDDs'),
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cfg.BoolOpt('config_drive_cdrom', default=True,
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help='Look for a config drive in the attached cdrom drives'),
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]
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CONF = cfg.CONF
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CONF.register_opts(opts)
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LOG = logging.getLogger(__name__)
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class ConfigDriveService(BaseMetadataService):
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def __init__(self):
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self._metadata_path = None
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def load(self):
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super(ConfigDriveService, self).load()
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target_path = os.path.join(tempfile.gettempdir(), str(uuid.uuid4()))
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mgr = ConfigDriveManager()
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found = mgr.get_config_drive_files(target_path,
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CONF.config_drive_raw_hhd, CONF.config_drive_cdrom)
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if found:
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self._metadata_path = target_path
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LOG.debug('Metadata copied to folder: \'%s\'' % self._metadata_path)
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return found
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def _get_data(self, path):
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norm_path = os.path.normpath(os.path.join(self._metadata_path, path))
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with open(norm_path, 'rb') as f:
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return f.read()
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def cleanup(self):
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if self._metadata_path:
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LOG.debug('Deleting metadata folder: \'%s\'' % self._metadata_path)
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shutil.rmtree(self._metadata_path, True)
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self._metadata_path = None
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