#! /bin/env bash

# remote shutdown of windows machine
# Author: R. W. Rodolico
#
# Copyright: 20151021 Daily Data, Inc.
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 2 of the License, or
# (at your option) any later version.
#
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
#
# see http://lifehacker.com/5275652/shut-down-your-windows-pc-remotely-from-linux
# Requires samba. Under Debian
# apt-get install samba-common
# see notes at bottom about how to set up the Windows machine

# modify the following for your installation
# ip of windows machine
IPADDRESS=ip.of.windows.server
# this user must have remote shutdown permission, generally a member of the Adminmistrators group
USERNAME=username_of_admin_on_server
# the password for that user. This is a serious breach of security, so think safe
PASSWORD=password_of_USERNAME
# this must be the name as seen by your DOM0 of the Windows machine as seen from xl list command
DOMU_NAME=my-windows-server

# checks to see if virtual still running using xl list and parsing it for $DOMU_NAME
check_shutdown ()
{
   xl list | grep $DOMU_NAME > /dev/null || return 1
   return 0
}

echo "Shutting Down $DOMU_NAME"
# if the domain not running, simply exit
if check_shutdown
then
   # send halt command to virtual
   net rpc shutdown -f -I $IPADDRESS -U $USERNAME%$PASSWORD
   # Check every 5 seconds to see if it has gone away
   while check_shutdown
   do
      echo -n '. '
      sleep 5
   done
fi
echo
echo "$DOMU_NAME Shut down"

# For Windows 7, it doesn't work because remote shutdown is disabled on it. You will need to 
# http://ubuntuforums.org/showthread.php?t=173440&page=7
# http://www.howtogeek.com/howto/windows-vista/enable-mapping-to-hostnamec-share-on-windows-vista/
# A. shut down the firewall
# B. Add
# HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System
# LocalAccountTokenFilterPolicy  DWORD  0x00000001 (1)