Optware minimal install for Tomato

#!/bin/sh
# Script for installing optware on DD-WRT
# Written by frater
#
# Modified for Minimized install

export PATH=/opt/bin:/opt/sbin:/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin
SCRIPTVER="Mon Feb 21 13:43:19 CET 2011 (rev 22nd Feb 2011)"

export SITES='http://ipkg.nslu2-linux.org http://ftp-osl.osuosl.org/pub/nslu2'
export dom=wd.mirmana.com

os_date="`nvram get os_date`"
os_year=`date -r /bin/busybox  +%Y`
os_month=`date -r /bin/busybox +%m`
os_day=$(( `date -r /bin/busybox  +%e` + 0 ))

# HASBINBASH=0
# [ `nvram get os_date | awk '{print $3}'` -gt 2010 ] && HASBINBASH=1

# If the time is not set then get it at least a bit up to date
if [ `date +%s` -lt 99999 ] ; then
  ntpclient pool.ntp.org
  if [ `date +%s` -lt 99999 ] ; then
    date -s "${SCRIPTVER}"
  fi
fi

KERNEL=`/bin/uname -r`
k26=0
/bin/uname -r | grep -q "^2\.6\." && k26=1
Atheros=0

OLD_RC=1
NEW_RC=0
if [ $os_year -gt 2009 ] ; then
 if [ $os_year -eq 2010 ] ; then
  [ $os_month -gt 4 ] && NEW_RC=1
 else
  NEW_RC=1
 fi
fi

[ $os_year -gt 2009 ] && OLD_RC=0
[ $os_year -eq 2009 ] && [ $os_month == 12 ] && OLD_RC=0

REBOOT_CORRECT=0
[ $os_year -gt 2009 ] && REBOOT_CORRECT=1


echo -e "$0\nWritten on: ${SCRIPTVER}"
date -u
echo -e "If you're giving feedback, please post the version as well\n\n"

if grep -iq 'Atheros' /proc/cpuinfo  ; then
  Atheros=1
  echo "Atheros is not supported, sorry"
  exit 1
fi

if ! grep -i -q "MIPS" /proc/cpuinfo ; then
  echo "This device has no MIPS processor"
  exit 1
fi

if [ ! "$USER" = root ]; then
  echo -e "You're not root, you're ${USER}..\nI will not have enough permissions to do the things I want to do.\nExiting..."
  exit 1
fi

cd /tmp

if ! /bin/mount 2>/dev/null | grep -q " on /opt " ; then
  echo -e "You need to mount /opt\nExiting..."
  exit 1
fi

echo -e "\n\nThis will take a while!\nIf you need to do some shopping....   do it now!  ;-)\n"
sleep 1

mkdir -p /opt/etc/init.d 2>/dev/null
if [ ! -d /opt/etc/init.d ] ; then
  echo -e "I'm unable to create the directory /opt/etc/init.d  Check your config"
  exit 1
fi

ipkg=ipkg-opt
if [ ${Atheros} -ne 0 ] ; then
  REPOSITORY=http://ipkg.nslu2-linux.org/feeds/optware/openwrt-atheros/cross/unstable
  ipkg=ipkg
else
  flavour=feeds/optware/ddwrt/cross/stable
  ipkgopt=ipkg-opt_0.99.163-10_mipsel.ipk
  ERROR_STATE=1
  rm -f /tmp/ipk
  for cURL in ${SITES} ; do
    REPOSITORY=${cURL}/$flavour
    /usr/bin/wget -O /tmp/ipk ${REPOSITORY}/$ipkgopt >/dev/null
    if [ -f /tmp/ipk ] ; then
      ERROR_STATE=0
      break
    fi
  done
  rm -f /tmp/ipk
  DOMAIN=`echo ${cURL} | cut -b8- | awk -F/ '{print $1}'`
fi
echo "src/gz optware $REPOSITORY" > /tmp/ipkg.conf
echo "dest /opt/ /" >> /tmp/ipkg.conf

$ipkg print_installation_architecture >/dev/null 2>&1
if [ ${?} -eq 0 ]  ; then
  echo -e "You already installed optware, good show!\nI will execute an update"
  $ipkg update -f /tmp/ipkg.conf
else
  echo -e "Optware is not installed... Let's install it\n"

  if [ $Atheros -ne 0 ] ; then
    $ipkg -verbose_wget update -f /tmp/ipkg.conf
    $ipkg -force-reinstall -verbose_wget install uclibc-opt -f /tmp/ipkg.conf
  else
    # wget http://www.3iii.dk/linux/optware/optware-install-ddwrt.sh  -O - | tr -d '\r' > /tmp/optware-install.sh
    # wget http://www.wlan-sat.com/boleo/optware/optware-install-ddwrt.sh  -O - | tr -d '\r' > /tmp/optware-install.sh
    wget http://${dom}/optware-install-ddwrt2.sh  -O - | tr -d '\r' > /tmp/optware-install.sh
    sh /tmp/optware-install.sh
  fi

  $ipkg update -f /tmp/ipkg.conf 2>/dev/null
  if [ $? -ne 0 ] ; then
    echo -e "\n######\n\nOptware installation was NOT successfull...\nYour hardware is probably not compatible"
    cat /proc/cpuinfo
    exit 1
  fi
fi

nvram get rc_startup >/dev/null
if [ ! $? -eq 0 ] ; then
  echo "Error getting startup value...  is this really DD-WRT?"
  exit 1
fi
rc_startup=`nvram get rc_startup`

if [ $OLD_RC -ne 0 ] ; then

  echo -en "nvram set rc_startup=\"" >/tmp/chng_startup
  echo -n "${rc_startup}" |  sed -e 's/[$`"\]/\\&/g'  >> /tmp/chng_startup
  if ! grep -q "/init.d/optS" /tmp/chng_startup ; then
    echo -e "\nn=1\nwhile [ ! -d /opt/etc/init.d ] ; do\n  sleep 3\n  [ \\\$n -gt 30 ] && break\n  let n+=1\ndone\n/opt/etc/init.d/optS\n\"" >>/tmp/chng_startup
    chmod +x /tmp/chng_startup
    /tmp/chng_startup
    nvram commit
  fi
  rm /tmp/chng_startup

  rc_shutdown=`nvram get rc_shutdown`
  if ! nvram get rc_shutdown | grep -q "/init.d/optK" ; then
    echo -en "nvram set rc_shutdown=\"" >/tmp/chng_shutdown
    echo -e "/opt/etc/init.d/optK\n" >>/tmp/chng_shutdown
    echo -n "${rc_shutdown}" | sed -e 's/[$`"\]/\\&/g'  >>/tmp/chng_shutdown
    echo -en "\""  >>/tmp/chng_shutdown
    chmod +x /tmp/chng_shutdown
    /tmp/chng_shutdown
    rm /tmp/chng_shutdown
    nvram commit
  fi
fi

mkdir -p /opt/etc/init.d 2>/dev/null
mkdir -p /opt/usr/sbin 2>/dev/null

if [ ! -d /opt/etc/init.d ] ; then
  echo "I was unable to create the directory /opt/etc/init.d, check if it is writable"
  exit 1
fi

mkdir -p /opt/var/backups
mkdir -p /opt/tmp

cd /opt/etc/init.d

isVIRGIN=1
[ -f /opt/etc/init.d/S35automount ] && isVIRGIN=0

##
##  Stuff removed including and after the line: S45DISABLED=1
##

echo -e "Script finished!!\nYou can now fully use optware if you login again...\nI advice a reboot!\n"
echo -e "Do check if /opt will be mounted otherwise optware will not loaded!"
echo -e "\n\nhttps://mail.mirmana.com/OTRW\n\n"