#!/bin/sh

PREREQ=""
DESCRIPTION="Removing unnecessary services ..."

prereqs()
{
       echo "$PREREQ"
}

case $1 in
# get pre-requisites
prereqs)
       prereqs
       exit 0
       ;;
esac

. /scripts/casper-functions

read_dir(){
   local F D
   D="$1"
   if [ -d "${D}" ] ; then
      for F in $(ls ${D}) ; do
         if [ -f "${D}/${F}" ] ; then
            cat "${D}/${F}" |tr "\n" " "
         fi
      done
      echo " "
   fi
}

case $1 in
# get pre-requisites
prereqs)
       prereqs
       exit 0
       ;;
esac

log_begin_msg "$DESCRIPTION"

# read the conf file
LLIUREX_SRV_DIR="/root/etc/lliurex-live-scripts/services"
DENY_DIR="${LLIUREX_SRV_DIR}/deny"
ALLOW_DIR="${LLIUREX_SRV_DIR}/allow"
DENY_LIST="$(read_dir "$DENY_DIR")"
ALLOW_LIST="$(read_dir "$ALLOW_DIR")"
for s in $DENY_LIST ; do
   if [ -x /root/etc/init.d/${s} ] ; then
      if ! echo " $ALLOW_LIST " |grep -q " ${s} " ; then
         chroot /root update-rc.d -f ${s} remove >/dev/null 2>/dev/null || true
      fi
   fi
done

LLIUREX_SRV_DIR="/root/etc/lliurex-live-scripts/policy"
DENY_DIR="${LLIUREX_SRV_DIR}/disable"
ALLOW_DIR="${LLIUREX_SRV_DIR}/enable"
DENY_LIST="$(read_dir "$DENY_DIR")"
ALLOW_LIST="$(read_dir "$ALLOW_DIR")"
for s in $DENY_LIST ; do
   if [ -x /root/etc/init.d/${s} ] ; then
      if ! echo " $ALLOW_LIST " |grep -q " ${s} " ; then
         chroot /root llxcfg-policy disable ${s} >/dev/null 2>/dev/null || true
      fi
   fi
done

# special services

# squid
for p in squid squid3 ; do 
	[ ! -d /root/etc/$p/ ] || echo "maximum_object_size 0 KB" >> /root/etc/$p/local-squid.conf
done
# apache
[ ! -d /root/etc/apache2/conf.d/ ] || echo "EnableSendfile off" > /root/etc/apache2/conf.d/unionfs-hack.conf


log_end_msg