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#!/usr/bin/python
#
# Copyright (C) 2012 Red Hat, Inc. All rights reserved.
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
#
# Authors: Radek Novacek <rnovacek@redhat.com>
#
import sys
import pywbem
if len(sys.argv) < 4:
print """Usage: %s <address> <state> [username] [password]
Connect to CIM server at address and change the power state of the machine.
Available states:
4 - sleep
5 - force reboot
7 - hibernate
8 - force poweroff
12 - poweroff
15 - reboot
Example: %s https://127.0.0.1:5989 4 root redhat""" % (sys.argv[0], sys.argv[0])
sys.exit(1)
url = sys.argv[1]
try:
state = int(sys.argv[2])
except ValueError:
print >>sys.stderr, "Unknown state: %s" % sys.argv[2]
sys.exit(4)
username = None
password = None
if len(sys.argv) > 3:
username = sys.argv[3]
if len(sys.argv) > 4:
password = sys.argv[4]
cliconn = pywbem.WBEMConnection(url, (username, password))
computerSystems = cliconn.ExecQuery('WQL', 'select * from Linux_ComputerSystem')
if len(computerSystems) == 0:
print >>sys.stderr, "No usable Linux_ComputerSystem instance found."
sys.exit(2)
if len(computerSystems) > 1:
print >>sys.stderr, "More than one Linux_ComputerSystem instance found, don't know which to use."
sys.exit(3)
print cliconn.InvokeMethod("RequestPowerStateChange", "LMI_PowerManagementService",
ManagedElement=computerSystems[0].path,
TimeoutPeriod=pywbem.datetime.now(),
PowerState=pywbem.Uint16(state),
Time=pywbem.datetime.now()
)
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