148855f74e
Since PyMI requires the MI API, available only since Windows 8 / Windows Server 2012 or as an addon on some previous versions, we need to ensure that we fall back to the legacy WMI module if PyMI cannot be loaded. Partially-Implements: blueprint json-network-config Change-Id: Ibded4cee3d3d7dc39e53bca12e015c9ef83c7f3d
99 lines
3.3 KiB
Python
99 lines
3.3 KiB
Python
# Copyright 2017 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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from oslo_log import log as oslo_logging
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from cloudbaseinit import constant
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from cloudbaseinit import exception
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from cloudbaseinit.osutils import factory as osutils_factory
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from cloudbaseinit.utils.windows import wmi_loader
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wmi = wmi_loader.wmi()
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LOG = oslo_logging.getLogger(__name__)
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STORE_CURRENT = "{fa926493-6f1c-4193-a414-58f0b2456d1e}"
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BCDOSLOADER_DEVICE_OSDEVICE = 0x21000001
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BCDLIBRARY_DEVICE_APPLICATION_DEVICE = 0x11000001
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BCDLIBRARY_BOOLEAN_AUTO_RECOVERY_ENABLED = 0x16000009
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BOOT_DEVICE = 1
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def _run_bcdedit(bcdedit_args):
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args = ["bcdedit.exe"] + bcdedit_args
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osutils = osutils_factory.get_os_utils()
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(out, err, ret_val) = osutils.execute_system32_process(args)
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if ret_val:
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raise exception.CloudbaseInitException(
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'bcdedit failed.\nOutput: %(out)s\nError:'
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' %(err)s' % {'out': out, 'err': err})
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def set_boot_status_policy(policy=constant.POLICY_IGNORE_ALL_FAILURES):
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LOG.debug("Setting boot status policy: %s", policy)
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_run_bcdedit(["/set", "{current}", "bootstatuspolicy", policy])
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def get_boot_system_devices():
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conn = wmi.WMI(moniker='//./root/cimv2')
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return [v.DeviceID for v in conn.Win32_Volume(
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BootVolume=True, SystemVolume=True)]
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def _get_current_bcd_store():
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conn = wmi.WMI(moniker='//./root/wmi')
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success, store = conn.BcdStore.OpenStore(File="")
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if not success:
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raise exception.CloudbaseInitException("Cannot open BCD store")
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store = wmi._wmi_object(store)
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current_store, success = store.OpenObject(Id=STORE_CURRENT)
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current_store = wmi._wmi_object(current_store)
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if not success:
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raise exception.CloudbaseInitException("Cannot open BCD current store")
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return current_store
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def set_current_bcd_device_to_boot_partition():
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current_store = _get_current_bcd_store()
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success, = current_store.SetDeviceElement(
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Type=BCDOSLOADER_DEVICE_OSDEVICE, DeviceType=BOOT_DEVICE,
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AdditionalOptions="")
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if not success:
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raise exception.CloudbaseInitException(
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"Cannot set device element: %s" % BCDOSLOADER_DEVICE_OSDEVICE)
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success, = current_store.SetDeviceElement(
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Type=BCDLIBRARY_DEVICE_APPLICATION_DEVICE, DeviceType=BOOT_DEVICE,
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AdditionalOptions="")
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if not success:
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raise exception.CloudbaseInitException(
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"Cannot set device element: %s" %
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BCDLIBRARY_DEVICE_APPLICATION_DEVICE)
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def enable_auto_recovery(enable):
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current_store = _get_current_bcd_store()
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success, = current_store.SetBooleanElement(
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BCDLIBRARY_BOOLEAN_AUTO_RECOVERY_ENABLED, enable)
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if not success:
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raise exception.CloudbaseInitException(
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"Cannot set boolean element: %s" %
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BCDLIBRARY_BOOLEAN_AUTO_RECOVERY_ENABLED)
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