#!/bin/bash

# new header not using prereqs
if [ "$1" = "prereqs" ]; then
  echo ""
  exit 0
fi



# Hooks for install binaries for tcos boot
#
. /usr/share/initramfs-tools/hook-functions

# read conf file => /etc/tcos/initramfs.conf
. $CONFDIR/initramfs.conf

# read from env vars TCOS_BOOT
TCOS_BOOT=$(env| awk -F "=" '/^TCOS_BOOT=/ {print $2}')
if [ "${TCOS_BOOT}" != "" ]; then
  BOOT=$TCOS_BOOT
fi


if [ "${BOOT}" = "tcos" ]; then

. $CONFDIR/tcos.conf
[ -f $CONFDIR/version.conf ] && . $CONFDIR/version.conf
. $TCOS_DIR/tcos-generation-functions.sh

for tpl in $(tcos_get_templates); do
  _verbose "(tcosbin) loading template $(basename $tpl)"
  . $tpl
done


# load forced settings for derivatives
if [ -d $CONFDIR/conf.d/ ]; then
  for file in $CONFDIR/conf.d/tcos*conf; do
    [ -e $file ] && . $file
  done
fi


# load hooks-addons (small files with group of packages inside)
_files=$(ls -1 ${TCOS_DIR}/hooks-addons/ | grep -v -e .dpkg -e .svn)
for addon in $_files ; do
  _verbose "(tcosbin)  LOADING: system addon: ${addon}"
  . ${TCOS_DIR}/hooks-addons/${addon}
done

# load hooks-addons in /etc/tcos (small files with group of packages inside)
_files=$(ls -1 ${TCOS_CONF}/hooks-addons/ | grep -v -e dpkg -e .svn)
for addon in $_files ; do
  _echo "  LOADING: personal addon: ${TCOS_CONF}/hooks-addons/${addon}"
  . ${TCOS_CONF}/hooks-addons/${addon}
done


# read all files in ${TCOS_CONF}/hacking/ and load it ( personal files )

_files=$(ls -1 ${TCOS_CONF}/hacking/ | grep -v -e dpkg -e .svn)
for hack in $_files ; do 
  if [ "${hack}" != "template" ]; then
    _echo "  LOADING: hack: ${TCOS_CONF}/hacking/${hack}"
  fi
 . ${TCOS_CONF}/hacking/${hack} 
done


# to be sure that /usr have files and not links
# we search links delete them and put file instead
convert_links2files


# read from env vars TCOS_BOOT
TCOS_ENV_DISABLE_SQUASHFS=$(env| awk -F "=" '/^TCOS_ENV_DISABLE_SQUASHFS=/ {print $2}')
if [ "${TCOS_ENV_DISABLE_SQUASHFS}" != "" ]; then
  TCOS_DISABLE_SQUASHFS=$TCOS_ENV_DISABLE_SQUASHFS
fi

MKSQUASHFS=mksquashfs
[ -x /usr/bin/mksquashfs ]  && MKSQUASHFS=/usr/bin/mksquashfs
[ -x /usr/sbin/mksquashfs ] && MKSQUASHFS=/usr/sbin/mksquashfs


if [ -z $TCOS_DISABLE_SQUASHFS ]; then
  # create usr.squashfs
  if [ $(env | grep -c ^TCOS_SUFFIX) = 1 ]; then
    TCOS_SUFFIX=$(env | grep ^TCOS_SUFFIX | awk -F "=" '{print $2}')
    echo "SQUASHFS_FILE=\"usr${TCOS_SUFFIX}-${version}.squashfs\"" >> $DESTDIR/conf/tcos.conf
  fi
  SQUASHFS_FILE="usr${TCOS_SUFFIX}-${version}.squashfs"
  _echo "     Creating ${SQUASHFS_FILE} of /usr"
  mkdir -p $DESTDIR/mnt/tmp
  $MKSQUASHFS $DESTDIR/usr/ $DESTDIR/mnt/tmp/${SQUASHFS_FILE} > /tmp/tcos-mksquashfs.log 2>&1
  
  # check for mksquashfs errors
  if [ $? != 0 ]; then
    _echo "   ERROR:"
    _echo "          mksquashfs error"
    _echo "#############################################"
    cat /tmp/tcos-mksquashfs.log
    _echo "#############################################"
  fi
  rm -f /tmp/tcos-mksquashfs.log

  # mksquashfs create files with 700 rights, change to 644
  chmod 644 $DESTDIR/mnt/tmp/${SQUASHFS_FILE}
  rm -rf $DESTDIR/usr/ && mkdir $DESTDIR/usr

  # usplash/plymouth support outside squashfs
  . ${TCOS_DIR}/hooks-addons/90usplash
  . ${TCOS_DIR}/hooks-addons/90plymouth


  # overwrite TCOS_SQUASHFS from shell env var
  # this allow to create cdrom with usr.squashfs embedded
  if [ $(env | grep -c ^TCOS_SQUASHFS) = 1 ]; then
    TCOS_SQUASHFS=$(env | grep ^TCOS_SQUASHFS | awk -F "=" '{print $2}')
    _echo "DEBUG: overwrite TCOS_SQUASHFS=$TCOS_SQUASHFS"
  else
    if [ "${TCOS_SQUASHFS}" = "1" ] ; then
      _echo "     Moving ${SQUASHFS_FILE} to ${TFTP_DIR}"
      mv $DESTDIR/mnt/tmp/${SQUASHFS_FILE} ${TFTP_DIR}
    fi
  fi # end of TCOS_SQUASHFS
fi # end of TCOS_DISABLE_SQUASHFS


TCOS_INCLUDE_INIT=1
. ${TCOS_DIR}/hooks-addons/00init  
unset TCOS_INCLUDE_INIT


# clean /lib/tls if needed
if [ -d $DESTDIR/lib/tls ]; then
   _echo "  * WARNING: /lib/tls exists in image"
   for lib in ${DESTDIR}/lib/tls/*; do
     tlslib=$lib
     notlslib=$(echo $lib | sed 's/tls\///g')
     notlslib1=$(basename $lib)
     notlslib2=$(basename $lib | awk -F "." '{print $1}')
     if [ -f $notlslib ]; then
      _echo "WARNING rm -f $lib"
     elif [ -f /lib/${notlslib1} ]; then
      _echo "WARNING cp -a /lib/${notlslib} $DESTDIR/lib"
     else    
      _echo "$tlslib not found"
     fi
  done
fi # end of /lib/tls dir exists


# clean /lib/i686 if needed
if [ -d $DESTDIR/lib/i686 ]; then
   # convert symlinks to files into lib/i686 dir
   convert_links2files "lib/i686"

   for lib in $(find ${DESTDIR}/lib/i686 -type f); do
     i686lib=$lib
     noi686lib=$(echo $lib | sed 's/i686\/cmov\///g')
     noi686lib1=$(basename $lib)
     if [ -f $noi686lib ]; then
      rm -f $lib
     elif [ -f /lib/${noi686lib1} ]; then
      cp -f /lib/${noi686lib1} $DESTDIR/lib/
      rm -f $lib
     else    
      _echo "WARNING equivalent to $i686lib not found"
     fi
  done
  
  (rmdir ${DESTDIR}/lib/i686/cmov && rmdir ${DESTDIR}/lib/i686) || _echo "  * WARNING can't delete /lib/i686 from image (not empty)"
fi # end of /lib/i686 dir exists

# clean /usr/lib/i686 if needed
if [ -d $DESTDIR/usr/lib/i686 ]; then
   # convert symlinks to files into usr/lib/i686 dir
   convert_links2files "usr/lib/i686"

   for lib in $(find ${DESTDIR}/usr/lib/i686 -type f); do
     i686lib=$lib
     noi686lib=$(echo $lib | sed 's/i686\/cmov\///g')
     noi686lib1=$(basename $lib)
     if [ -f $noi686lib ]; then
      rm -f $lib
     elif [ -f /usr/lib/${noi686lib1} ]; then
      cp -f /usr/lib/${noi686lib1} $DESTDIR/usr/lib/
      rm -f $lib
     else    
      _echo "WARNING equivalent to $i686lib not found"
     fi
  done
  
  (rmdir ${DESTDIR}/usr/lib/i686/cmov && rmdir ${DESTDIR}/usr/lib/i686) || _echo "  * WARNING can't delete /usr/lib/i686 from image (not empty)"
fi # end of /usr/lib/i686 dir exists


if [ $TCOS_DISABLE_ACPI ]; then
  stat_before
  rm -rf $DESTDIR/lib/modules/*/drivers/md/
  rm -rf $DESTDIR/lib/modules/*/drivers/acpi/
  rm -rf $DESTDIR/scripts/usb*
  rm -rf $DESTDIR/scripts/live*
  rm -rf $DESTDIR/scripts/local*
  rm -rf $DESTDIR/scripts/casper*
  rm -rf $DESTDIR/scripts/init-premount/thermal
  rm -rf $DESTDIR/sbin/mdadm
  rm -rf $DESTDIR/sbin/mdrun
  rm -rf $DESTDIR/sbin/vgchange
  rm -rf $DESTDIR/sbin/cryptsetup
  rm -rf $DESTDIR/sbin/dmsetup
  rm -rf $DESTDIR/lib/lvm*
  rm -rf ${DESTDIR}/lib/modules/${version}/kernel/drivers/md/
  rm -rf ${DESTDIR}/lib/modules/${version}/kernel/drivers/scsi
  manual_add_modules scsi_mod
  manual_add_modules sd_mod
  manual_add_modules sr_mod

  stat_after "Disable ACPI and RAID support"
else
  _verbose "(tcosbin)TCOS_DISABLE_ACPI not set"
fi


# read shell env variables to search TCOS_ALL_MODULES
if [ $(env | grep -c ^TCOS_ALL_MODULES) = 1 ]; then
    TCOS_ALL_MODULES=$(env | grep ^TCOS_ALL_MODULES | awk -F "=" '{print $2}')
fi  

# create allmodules.squashfs
if [ $TCOS_ALL_MODULES ]; then
  _echo "Running depmod of kernel ${version}"
  DEPMOD_ARGS="-a -F /boot/System.map-${TCOS_KERNEL}"
  if depmod -h 2>&1|grep -q map; then
    DEPMOD_ARGS="-am -F /boot/System.map-${TCOS_KERNEL}"
  fi
  depmod $DEPMOD_ARGS ${version}
  _echo "     Creating allmodules-${version}.squashfs file"
  mkdir -p $DESTDIR/mnt/tmp > /dev/null 2>&1
  $MKSQUASHFS /lib/modules/${version}/ $DESTDIR/mnt/tmp/allmodules-${version}.squashfs -e volatile -noappend > /dev/null 2>&1
  # mksquashfs create files with 700 rights, change to 644
  chmod 644 ${DESTDIR}/mnt/tmp/allmodules-${version}.squashfs
  _echo "    Moving allmodules-${version}.squashfs to ${TFTP_DIR}"
  mv ${DESTDIR}/mnt/tmp/allmodules-${version}.squashfs ${TFTP_DIR}
fi


fi