9868cb8ca7
blueprint snapshots-for-everyone Create libvirt.utils.find_disk(virt_dom) function. This function will retrieve disk path from instance configuration. Will return path both for file and device backed instance root devices. Will throw error in case, when device can't be found. Change-Id: I612a19221c6ff78079ab53a8d77295c555514c77
125 lines
2.2 KiB
Python
125 lines
2.2 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright (c) 2011 OpenStack LLC
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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 StringIO
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files = {}
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disk_sizes = {}
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disk_backing_files = {}
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def get_iscsi_initiator():
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return "fake.initiator.iqn"
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def create_image(disk_format, path, size):
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pass
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def create_cow_image(backing_file, path):
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pass
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def get_disk_backing_file(path):
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return disk_backing_files.get(path, None)
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def copy_image(src, dest):
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pass
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def mkfs(fs, path):
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pass
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def resize2fs(path):
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pass
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def create_lvm_image(vg, lv, size, sparse=False):
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pass
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def volume_group_free_space(vg):
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pass
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def remove_logical_volumes(*paths):
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pass
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def write_to_file(path, contents, umask=None):
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pass
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def chown(path, owner):
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pass
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def create_snapshot(disk_path, snapshot_name):
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pass
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def delete_snapshot(disk_path, snapshot_name):
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pass
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def extract_snapshot(disk_path, source_fmt, snapshot_name, out_path, dest_fmt):
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files[out_path] = ''
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class File(object):
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def __init__(self, path, mode=None):
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self.fp = StringIO.StringIO(files[path])
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def __enter__(self):
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return self.fp
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def __exit__(self, *args):
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return
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def file_open(path, mode=None):
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return File(path, mode)
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def find_disk(virt_dom):
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return "some/path"
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def load_file(path):
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if os.path.exists(path):
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with open(path, 'r') as fp:
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return fp.read()
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else:
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return ''
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def file_delete(path):
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return True
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def get_fs_info(path):
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return {'total': 128 * (1024 ** 3),
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'used': 44 * (1024 ** 3),
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'free': 84 * (1024 ** 3)}
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def fetch_image(context, target, image_id, user_id, project_id):
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pass
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