Subversion Repositories livecd

#!/bin/bash

#

###############################################################

#

# Main script to build LiveCD

# 

# will execute

# - ./customize-livecd.sh

# - ./mini-livecd.sh  (if -mini set)

# - ./linux-live.sl/runme.sh

# - ./restore-system.sh

#

# will take the configuration from

# - ./livecd.conf

#

# Urs Beyerle, PSI

#

###############################################################

###############################################################

### Functions

###############################################################

function usage() {

   ## Usage

   # ----------------------------------------------------------

   cat <<EOF

  Options:

    -h          print this screen

    -sl4        build SL4 LiveCD/DVD

    -sl5        build SL5 LiveCD/DVD

  Optional Options:

    -psi        customize for PSI LiveCD

    -mini       build a MINI-CD (not well tested)

    -dvd        build a LiveDVD

  Additionally Options for MINI-CD:

    -nomove:    do NOT move to /mini to save diskspace 

    -rootlogin: directly login as root

  Configuration file:

    See livecd.conf for more configuration options !!

EOF

exit

}

###############################################################

### Definitions and settings

###############################################################

### read options from command-line

OPTIONS=$@

OS_RELEASE=""

while [ $# -gt 0 ]; do

    case "$1" in

       -h)

            usage; exit;;

       -psi)

            PSI="-psi"; shift; continue;;

       -sl4)

            SL="-sl"; export OS_RELEASE=4; shift; continue;;

       -sl5)

            SL="-sl"; export OS_RELEASE=5; shift; continue;;

       -mini)

            MINI="-mini"; shift; continue;;

       -nomove)

            NOMOVE="-nomove"; shift; continue;;

       -rootlogin)

            ROOTLOGIN="-rootlogin"; shift; continue;;

       -dvd)

            DVD="-dvd"; shift; continue;;

       *)

            usage;;

    esac

done

### source livecd.conf

. livecd.conf

### test input

[ ! $SL ] && usage 

### print warning, if not in chroot

mounts=$( mount 2>/dev/null | grep -v proc )

if [ "$mounts" != "" ]; then

    echo; echo "It seems that you do not build in chroot."

    echo -n "Do you really want to continue (y/N)? "

    read -n 1 key

    [ "$key" != "y" ] && exit

fi

### do not run without psi option on a PSI installation

if [ -e /etc/sysconfig/cfengine ] && [ ! $PSI ]; then

    echo "I guess this is a PSI installation, please use option '-psi'"; echo

    exit

fi

### check if I run inside my directory

if [ ! -x $( basename $0 ) ]; then

    echo "Please run $( basename $0 ) within its directory"

    exit 1

fi

### add extra boot options

BOOT_OPTIONS="$BOOT_OPTIONS $EXTRA_BOOT_OPTIONS"

### add option "psi" for PSI

[ $PSI ] && BOOT_OPTIONS="psi $BOOT_OPTIONS"

### define ARCH

ARCH=$( /bin/arch )

[ "$ARCH" != "x86_64" ] && ARCH=i686

### write script version to /etc/livecd-release

SCRIPT_VERSION=$( cat version 2>/dev/null )

echo $SCRIPT_VERSION > /etc/livecd-release

### Check for SMP kernel and set SMP variable

#   if you change SMP="s", you have also to change isolinux.cfg!

#   SMP can only be one character in lenght!

SMP=""

[ -e /boot/vmlinuz-${KERNEL}smp ] && export SMP="s"

###############################################################

### Build LiveCD

###############################################################

### display summary

### -----------------------------------------------------------

echo; echo "--------------------------------------------"

if [ $DVD ]; then 

    echo "Build of LiveDVD started"

else

    echo "Build of LiveCD started"

fi

echo "Script version:      $SCRIPT_VERSION"

echo "Kernel version:      $KERNEL"

[ $SMP ] && echo "SMP Kernel version:  ${KERNEL}smp"

echo "--------------------------------------------"

[ $PSI ]  && echo "**** Build for PSI ****"

[ "$OS_RELEASE" = "4" ]   && echo "**** Build for SL4 ****"

[ "$OS_RELEASE" = "5" ]   && echo "**** Build for SL5 ****"

[ $MINI ] && echo "**** Build for MINI-CD ****"

echo "--------------------------------------------"

### download livecd web page (for documentation)

### -----------------------------------------------------------

echo "Try to download latest livecd documentation"

rm -rf /tmp/doc

mkdir -p /tmp/doc

wget --timeout=3 --quiet -nH --mirror -P /tmp/doc http://linux.web.psi.ch/livecd/

wget --timeout=3 --quiet -nH --mirror -P /tmp/doc http://linux.web.psi.ch/livecd/layout.css

if [ -d /tmp/doc/livecd ]; then

    echo "done."

else

    echo "download failed - not critical ;-)"

fi

### clean up build script directory

### -----------------------------------------------------------

echo "--------------------------------------------"

echo "Remove all *~ files in $( pwd )"

find . | grep "~$" | while read f; do rm -f "$f"; done

echo "done."

echo "--------------------------------------------"

### Run customize-livecd.sh

### -----------------------------------------------------------

echo

echo "--------------------------------------------"

echo "Run ./customize-livecd.sh $PSI $DVD"

echo "--------------------------------------------"

./customize-livecd.sh $PSI $DVD $MINI

### Run mini-livecd.sh

### -----------------------------------------------------------

if [ $MINI ]; then

    echo "--------------------------------------------"

    echo "Run ./mini-livecd.sh $PSI $ROOTLOGIN $NOMOVE"

    echo "--------------------------------------------"

    ./mini-livecd.sh $PSI $ROOTLOGIN $NOMOVE

fi

### Create /usr/share/doc/livecd

### -----------------------------------------------------------

if [ -d /tmp/doc/livecd ]; then

    echo

    echo "--------------------------------------------"

    echo "Create /usr/share/doc/livecd"

    echo "--------------------------------------------"

    mkdir -p /usr/share/doc/HTML

    cp -a customize/HTML/index.html /usr/share/doc/HTML/index.html    

    rm -rf /usr/share/doc/livecd

    cp -a /tmp/doc/livecd /usr/share/doc/

    echo "done."

    echo

fi

### Prepare files in linux-live.sl directory 

### -----------------------------------------------------------

echo

echo "--------------------------------------------"

echo "cd linux-live.sl"

echo "--------------------------------------------"

cd linux-live.sl

### create isolinux.cfg from isolinux.cfg.tpl

echo "Create cd-root/isolinux.cfg"

cp cd-root/isolinux.cfg.tpl cd-root/isolinux.cfg

sed -i "s|append linux|append initrd=boot/initrd.gz init=linuxrc $BOOT_OPTIONS|" cd-root/isolinux.cfg

sed -i "s|append smp|append initrd=boot/initrd${SMP}.gz init=linuxrc $BOOT_OPTIONS|" cd-root/isolinux.cfg

sed -i "s|append failsafe|append initrd=boot/initrd.gz init=linuxrc $BOOT_OPTIONS $FAILSAFE_BOOT_OPTIONS|" cd-root/isolinux.cfg

### create splash.cfg from plash.cfg.tpl

echo "Create in splash.cfg"

cp cd-root/boot/splash.cfg.tpl cd-root/boot/splash.cfg

[ -e /etc/redhat-release ] && RELEASE=$( cat /etc/redhat-release )

ARCH64=""

[ "$ARCH" = "x86_64" ] && ARCH64="64bit"

if [ $PSI ]; then

    sed -i "s|Welcome to.*|Welcome to PSI $LIVECD_OS LiveCD ${ARCH64}|" cd-root/boot/splash.cfg

else

    sed -i "s|Welcome to.*|Welcome to $RELEASE ${ARCH64}|" cd-root/boot/splash.cfg

fi

[ $DVD ]  && sed -i "s|LiveCD|LiveDVD|"    cd-root/boot/splash.cfg

[ $MINI ] && sed -i "s|LiveCD|LiveMiniCD|" cd-root/boot/splash.cfg

### Run runme.sh

### -----------------------------------------------------------

echo

echo "--------------------------------------------"

echo "Run ./runme.sh"

echo "--------------------------------------------"

./runme.sh

rm -f cd-root/boot/splash.cfg

rm -f cd-root/isolinux.cfg

### Run restore-system.sh

### -----------------------------------------------------------

echo

echo "--------------------------------------------"

echo "Now fix things to make this system bootable"

echo "--------------------------------------------"

cd ..

./restore-system.sh $PSI

### End of LiveCD build

### -----------------------------------------------------------

echo "--------------------------------------------"

echo "End of Build LiveCD" 

echo "See /tmp for the ISO image"

echo "--------------------------------------------"