#! /bin/sh
#----------------------------------------------------
#shell used to assign/remove route needed by
#a container when container is started or stopped
#
#----------------------------------------------------
#Syntaxe
#vzgot.net VE_name assign|remove [base_dir]
#	VE_name is the container dir name
#	"assign" to set container needed route 
#	"remove" to reset container needed route 
#	base_dir is this application root directory
#	used for devel only.
#----------------------------------------------------
CONTNAME=$1
ACTION=$2
BASE=$3
#----------------------------------------------------
if ! [ -f $BASE/etc/vzgot/vzgot_config ] ; then
  echo "Missing vzgot config file"
  exit 1	#trouble trouble
  fi
. $BASE/etc/vzgot/vzgot_config

#specific container configuration override (if needed)
if [ -f $BASE/$VZLIB/vzdir/$CONTNAME/vzgot_config ] ; then
  $BASE/$VZLIB/vzdir/$CONTNAME/vzgot_config
  fi
#----------------------------------------------------
FLINUX="RedHat"
if [ -f $VZLIB/vzdir/$CONTNAME/linux ] ; then
  FLINUX=`cat $VZLIB/vzdir/$CONTNAME/linux`
  fi

#lets prepare all routing according type of linux
#RedHat beeing the default
case "$FLINUX" in 
  "*"		|						\
  "RedHat"	)
     NETINFO="$BASE/$VZLIB/vzdir/$CONTNAME/rootfs/etc/sysconfig/network-scripts"
     for f in $NETINFO/ifcfg-*
       do
       EXT=`basename $f | cut -d'-' -f2`
       case "$EXT" in 
         "lo"	)	#local interface, nothing to do 
           ;;
         *	)
           ADDR=`grep IPADDR $f | cut -d'=' -f2`
           case "$ACTION" in
	     "assign"	)
                #pre-emptive route assignation
                /sbin/route add $ADDR dev $BRIDGENAME
	       ;;
	     "remove"	)
                /sbin/route del $ADDR dev $BRIDGENAME
	       ;;
	     *		)
	       echo "ACTION request '$ACTION' is unexpected!"
	       ;;
	     esac
           ;;
         esac
       done
     ;;

  "Debian"	)
     NETINFO="$BASE/$VZLIB/vzdir/$CONTNAME/rootfs/etc/network"
     for ADDR in `grep address $NETINFO/interfaces | cut -d' ' -f2`
       do
       case "$ACTION" in
	 "assign"	)
	    #pre-emptive route assignation
	    /sbin/route add $ADDR dev $BRIDGENAME
	    ;;
	 "remove"	)
	    /sbin/route del $ADDR dev $BRIDGENAME
	    ;;
	 *		)
	    echo "ACTION request '$ACTION' is unexpected!"
	    ;;
	 esac
       done
     ;;
  esac
#----------------------------------------------------
exit 0