5fb0612699
This is needed in order for the Neutron Hyper-V Agent decomposition to merge, as without this, the agent will not start. Change-Id: I42e65229e83d813be0bc0a16b90d99ccf12b4a7d
72 lines
2.4 KiB
Python
72 lines
2.4 KiB
Python
# Copyright 2013 Cloudbase Solutions SRL
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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 sys
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from oslo_config import cfg
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from oslo_log import log as logging
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from hyperv.common.i18n import _, _LW # noqa
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from hyperv.neutron import utils
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from hyperv.neutron import utilsv2
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# Check needed for unit testing on Unix
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if sys.platform == 'win32':
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import wmi
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hyper_opts = [
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cfg.BoolOpt('force_hyperv_utils_v1',
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default=False,
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help=_('Force V1 WMI utility classes')),
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]
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CONF = cfg.CONF
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CONF.register_opts(hyper_opts, 'hyperv')
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LOG = logging.getLogger(__name__)
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def _get_windows_version():
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return wmi.WMI(moniker='//./root/cimv2').Win32_OperatingSystem()[0].Version
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def _check_min_windows_version(major, minor, build=0):
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version_str = _get_windows_version()
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return map(int, version_str.split('.')) >= [major, minor, build]
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def get_hypervutils():
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# V1 virtualization namespace features are supported up to
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# Windows Server / Hyper-V Server 2012
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# V2 virtualization namespace features are supported starting with
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# Windows Server / Hyper-V Server 2012
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# Windows Server / Hyper-V Server 2012 R2 uses the V2 namespace and
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# introduces additional features
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force_v1_flag = CONF.hyperv.force_hyperv_utils_v1
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if _check_min_windows_version(6, 3):
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if force_v1_flag:
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LOG.warning(_LW('V1 virtualization namespace no longer supported '
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'on Windows Server / Hyper-V Server 2012 R2 or '
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'above.'))
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cls = utilsv2.HyperVUtilsV2R2
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elif not force_v1_flag and _check_min_windows_version(6, 2):
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cls = utilsv2.HyperVUtilsV2
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else:
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cls = utils.HyperVUtils
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LOG.debug("Loading class: %(module_name)s.%(class_name)s",
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{'module_name': cls.__module__, 'class_name': cls.__name__})
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return cls()
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