#!/bin/sh

# Copyright (C) 2003 Enrico Scholz <enrico.scholz@informatik.tu-chemnitz.de>
# based on vserverkillall by Jacques Gelinas
#  
# 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, 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, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

# This script kills all process it can finds
# Only useful if you are using a security context.
# It does nothing in context 0
USR_LIB_VSERVER=$(dirname $0)
CTX=`grep ^s_context /proc/self/status | sed s/s_context:// | (read a b; echo $a)`
CTX=`eval expr $CTX + 0`
if [ "$CTX" = 0 ] ; then
	echo Running in security context 0, do nothing
else
	cd /proc
	for SIG in -TERM -TERM -TERM -9
	do
		ONE=0
		for dir in *
		do
			case $dir in
			1)
				;;
			$$)
				;;
			[1-9]*)
				ONE=1
				echo kill $SIG "`$USR_LIB_VSERVER/readlink /proc/$dir/exe`"[$dir]
				kill $SIG $dir
				;;
			*)
				;;
			esac
		done
		if [ "$ONE" = 0 ] ; then
			break
		fi
		sleep 1
	done
	# Kill the fakeinit process. It is shown as process one, but can't
	# be killed this way
	INITPID=`cat /proc/self/status | grep initpid: | (read a b; expr $b)`
	if [ "$INITPID" != "0" ] ; then
		echo kill init, pid $INITPID
		kill -9 $INITPID
	fi
fi