513fc8380e
Move the setup of target bus and target dev out of the libvirt driver and into the imagebackend module to reduce code duplication Change-Id: I6796c125af769236f93341361ee07c8319817f7f Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
53 lines
1.8 KiB
Python
53 lines
1.8 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2012 Grid Dynamics
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# All Rights Reserved.
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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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from nova.virt.libvirt import config
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from nova.virt.libvirt import imagebackend
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class Backend(object):
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def __init__(self, use_cow):
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pass
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def image(self, instance, name, image_type=''):
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class FakeImage(imagebackend.Image):
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def __init__(self, instance, name):
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self.path = os.path.join(instance, name)
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def create_image(self, prepare_template, base,
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size, *args, **kwargs):
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pass
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def cache(self, fn, fname, size=None, *args, **kwargs):
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pass
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def libvirt_info(self, disk_bus, disk_dev,
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device_type, cache_mode):
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info = config.LibvirtConfigGuestDisk()
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info.source_type = 'file'
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info.source_device = device_type
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info.target_bus = disk_bus
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info.target_dev = disk_dev
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info.driver_cache = cache_mode
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info.driver_format = 'raw'
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info.source_path = self.path
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return info
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return FakeImage(instance, name)
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