#!/bin/bash

#
# Copyrights     : CNRS
# Author         : Oleg Lodygensky
# Acknowledgment : XtremWeb-HEP is based on XtremWeb 1.8.0 by inria : http://www.xtremweb.net/
# Web            : http://www.xtremweb-hep.org
#
#      This file is part of XtremWeb-HEP.
#
#    XtremWeb-HEP 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 3 of the License, or
#    (at your option) any later version.
#
#    XtremWeb-HEP 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 XtremWeb-HEP.  If not, see <http://www.gnu.org/licenses/>.
#
#



#  ******************************************************************
#  File    : xwcontext_epilogue
#  Date    : August 31st, 2012
#  Author  : Oleg Lodygensky
# 
#  OS      : Linux
#  Arch    : noarch
# 
#  Purpose : contextualization - final steps after boot
#            contextualization disk is mounted on /mnt/xwcontext
#            this is HEPiX compliant contextualisation epilog
#            this is based on http://grid.desy.de/vm/hepix/vwg/doc/html/start/contextualisation-principles-cern-status.shtml 
#
# Changelog:
#              $Log: vmcontext,v $
#              Revision 1.2 2010/08/06 19:10:36 uschwick
#              add support for KVM
#
#              Revision 1.1 2009/12/03 08:15:59 uschwick
#              import initial version of vmcontext from SG
#

# chkconfig: 2345 99 2
# description: XWHEP contextualization epilog


LOGFILE=/var/log/xwcontext_epilogue.log

start() {

    touch $LOGFILE

    echo -n $"XWHEP contextualization epilog:                            "

    cd /mnt/xwcontext >> $LOGFILE 2>&1
    RETVAL=$?

    if [ 0 -eq $RETVAL ] ; then
        if [ -e /mnt/xwcontext/epilog.sh ]; then
            echo "Completing contextualization" >> $LOGFILE 2>&1
#            . /mnt/xwcontext/epilog.sh
#
# In XWHEP, users are not allowed to run as root
# We solve this, by the appropriate /etc/suders
#
            echo "Launching /mnt/xwcontext/epilog.sh" >> $LOGFILE 2>&1
            chmod +x /mnt/xwcontext/epilog.sh >> $LOGFILE 2>&1
            /bin/su -l vmuser bash -c /mnt/xwcontext/epilog.sh >> $LOGFILE 2>&1
            RETVAL=$?
        fi
        if [ -f /mnt/xwcontext/context.sh ] ; then
            echo "Launching /mnt/xwcontext/context.sh" >> $LOGFILE 2>&1
            chmod uog+x /mnt/xwcontext/context.sh >> $LOGFILE 2>&1
            /bin/su -l vmuser bash -c /mnt/xwcontext/context.sh >> $LOGFILE 2>&1
            RETVAL=$?
        else
            echo "No contextualization epilog found" >> $LOGFILE 2>&1
         	RETVAL=0
        fi
     fi

    if [ 0 -eq $RETVAL ]; then
      echo "[  OK  ]"
    else
      echo "[ FAILED ]"
    fi

	echo "RETVAL=$RETVAL" >> $LOGFILE 2>&1
    return $RETVAL
}
stop() {
     echo -n $"xwcontext_epilogue : unmouting context disk: "
     umount /mnt/xwcontext
     RETVAL=$?
    if [ 0 -eq $RETVAL ]; then
      echo "[  OK  ]"
    else
      echo "[ FAILED ]"
    fi
     echo
     return $RETVAL
}
case "$1" in
     start)
#                  [ $running -eq 0 ] && exit 0
                   start
                   RETVAL=$?
                   ;;
     stop)
#                  [ $running -eq 0 ] || exit 0
                   stop
                   RETVAL=$?
                   ;;
          *)
          echo $"Usage: $0 {start|stop}"
          RETVAL=2
esac
exit $RETVAL