Livecd-make
From ElphelWiki
Revision as of 12:25, 4 March 2006 by 198.60.22.24 (talk)
#!/bin/sh
# Make a clone from existed knoppix live-cd or dvd
NOFORK=false;
[ -z $REFRESH ] && export REFRESH=true;
[ -z $PHASE ] && export PHASE=10
[ -z "$BEST" ] && export BEST=-b
[ -z $NOSKIPDEBS ] && export NOSKIPDEBS=true;
[ -z $PAUSE ] && export PAUSE=false;
[ -z $DVD ] && export DVD=false;
while true ; do
case $1 in
-d) NOFORK=true ;;
'') if $NOFORK ; then break ; fi
on_exit() {
rm -f CDMAKE$$.tmp
}
trap on_exit 0 1 2 3 15
mkfifo CDMAKE$$.tmp
tee livecd-make.log <CDMAKE$$.tmp &
if ! $0 -d 2>CDMAKE$$.tmp ; then
echo "WAS ERRORS! See report in livecd-make.log"
fi
exit 0 ;;
unpack) PHASE=1 ;;
remove) PHASE=2 ;;
update) PHASE=3 ;;
patch) PHASE=4 ;;
quick) BEST=' ' ;;
dvd) DVD=true ;;
pause) PAUSE=true ;;
no-update) NOSKIPDEBS=false ;;
no-refresh) REFRESH=false; ;;
*) echo "Usage: $0 [-d] [no-refresh] [no-upate] [quick] [unpack|remove|update|patch]
unpack - stop after unpack source distro into ''./new/''
remove - stop after remove packages
update - stop after install new packages
patch - stop after patches and scripts
pause - wait CR after each phase
quick - not use ''best'' compression
dvd - make dvd image - not delete most packages and split root, quick is recommended
no-update - do not remove & install packages
no-refresh - do not remove old ''./new/'' & unpack
-d - do not redirect stderr to logfile"
exit 1 ;;
esac
shift
done
read CDVER DATE < version
date >&2
query() {
set +x
echo -n "$1 [$2] " >&2
read answer
if [ -z $answer ] ; then answer=$2 ; fi
set -x
}
set -e -x # Exit if any command fails, print command before execute
if type dialog ; then
gauge() {
set +x
lim=$1
x=1
while read j ; do
echo $(( x++ * 100 / lim )) ;
done | dialog --gauge "$2" 8 50
}
elif [ -n "$DISPLAY" ] && type Xdialog ; then
gauge() {
set +x
lim=$1
x=1
while read j ; do
echo $(( x++ * 100 / lim )) ;
done | Xdialog --gauge "$2" 8 50
}
else
gauge() {
set +x
#echo $2
lim=$1
x=1
[ -z $COLUMNS ] && COLUMNS=80
while read j ; do
echo -ne "\33[2K $(( x++ * 100 / lim ))% ${j:0:$((COLUMNS-5))}\r";
done
echo -ne "\33[2K"
}
fi
CSRC=SRC/KNOPPIX/KNOPPIX
UCSRC=KNOPPIX.iso
if [ -b /dev/cdrom ] ; then
CDROM=/dev/cdrom
CDRW="0,0,0"
elif [ -b /dev/cdroms/cdrom0 ] ; then
CDROM=/dev/cdroms/cdrom0
CDRW=`readlink -f $CDROM`
CDRW=${CDRW%cd}generic
fi
not_empty() {
test -n "$1" && test -L "$1" -o -e "$1"
}
# Mount knoppix CD or image
if ! [ -s $CSRC ]; then
query "Knoppix CD or image location" "$CDROM"
SRC="$answer"
if ! [ -b $SRC ] ; then LOOP=",loop" ; fi
[ -d SRC ] || mkdir SRC
mount -o ro$LOOP $SRC SRC
else
echo "Comressed image found"
fi
RTSRCZ=( SRC/boot/isolinux/minirt*.gz )
query "Enter default language" us
lang=$answer
if ! [ -s newcd/KNOPPIX/KNOPPIX ] || ! not_empty newcd/boot/isolinux/minirt* ; then
if ! not_empty new/initrd*/* && not_empty bkinitrd/*/* ; then
rm -rf new/initrd*/
mv -f bkinitrd/* new
fi
if ! grep -q "$CDVER" new/etc/knoppix-version 2> /dev/null || ! not_empty new/initrd*/* ; then
if [ $PHASE -gt 3 ] ; then
# test for virtual memory size
vmemsz=$( expr $( cat /proc/meminfo | grep '[mp]Free' | sed -e 's/.*: *//' -e 's/ k.*/ +/' ) 0 )
if [ $vmemsz -lt 1200000 ] ; then
echo "$vmemsz kB free virtual memory detected
This script needs 1.2GB of memory or swap space to build the CD image.
If you have enough free space on your hard drive you may
safely answer \"yes\" to the following question."
query "Do you want to use 1.2GB of your disk space for the temporary swap file" yes
case $answer in
[Yy]*)
dd if=/dev/zero of=swapfile bs=1M count=1200
mkswap swapfile
swapon swapfile
esac
else
echo "$vmemsz kB free virtual memory - OK"
fi
fi
# first try to use cloop module
# Mount inner iso image
for i in "" 2 3 4 5 ; do
if ! not_empty UCSRC$i/new/* ; then
insmod cloop >& /dev/null || true
test -e $CSRC$i || continue
[ -d UCSRC$i/new ] || mkdir -p UCSRC$i/new
if ! ( [ -b /dev/cloop/0 ] &&
losetup /dev/cloop/$((i+0)) $CSRC$i && mount /dev/cloop/$((i+0)) UCSRC$i/new ) ; then
# Uncompress inner iso image
if ! [ -s $UCSRC$i ] ; then
echo Uncompress image $i...
extract_compressed_fs $CSRC$i 2>&1 > $UCSRC$i |
gauge $(( `ls -s $CSRC$i | sed 's/[^0-9 ].*//'` / 23 )) "Uncompress inner image $i..."
else
echo "Uncompressed image found"
fi
mount -o ro,loop $UCSRC$i UCSRC$i/new
fi
else
echo "Uncompressed image seems to be already mounted"
fi
done
read verison j < UCSRC/new/etc/knoppix-version
KVERS=( `echo UCSRC/new/lib/modules/*.*.* | sed -e 's![^ ]*/!-!g'` )
if [ -d new ] ; then
umount new/usr/src/debs new/proc || true
umount new || true
$REFRESH && rm -rfv new | gauge 135369 "Remove old directory for extracting files"
fi
if ! [ -d new ]; then
for i in "" 2 3 4 5 ; do
[ -e UCSRC$i/new ] || continue
echo Extract files from the inner image $i
cp -v -a -u UCSRC$i/new . 2>&1 | gauge 126000 "Extract files from the inner image $i"
done
fi
#Uncompress initrd
echo "Extract initrd image(s)"
[ -d RT ] || mkdir RT
umount RT || true
for i in "${RTSRCZ[@]}" ; do
rdimg=${i/*\//}
rdimg=${rdimg/.gz/}
gzip -d < $i > $rdimg.orig
mount -o loop $rdimg.orig RT
rddir=new/${rdimg/minirt/initrd}
[ -e $rddir/linuxrc ] && continue
[ -d $rddir ] && rmdir $rddir
cp -a RT $rddir
umount RT
done
[ $PHASE -lt 2 ] && exit
$PAUSE && echo "KNOPPIX root file system unpacked to directory 'new'.
Next phase deletes some packages and files. Press Enter to continue" && read j
#------------- Modify Live CD --------------
read j j HOSTKVERS j < /proc/version
TMPMOD=false
remove() {
if [ -s $2 ] ; then
echo "$1 $2"
eval "local -a lst=( $(cat $2) )"
[ -z $lst ] && return 0
chroot new sh -c "$3 ${lst[*]}" || true
fi
}
update() {
[ -s "$debs/${1##[^0-9]*}apt-get-list" ] && if chroot . apt-get install `cat $debs/${1##[^0-9]*}apt-get-list` ; then
true
else
case $? in 100)
chroot . apt-get -f install
chroot . apt-get install `cat $debs/${1##[^0-9]*}apt-get-list`
;;
*) echo $? ; false
esac
fi
aliens=( $debs/$1*.{rpm,tar.gz,tgz} )
[ -z $aliens ] || chroot . alien "${aliens[@]}"
local -a lst=( $debs/$1*.deb *.deb )
[ -s "$lst" ] || return 0
chroot . dpkg -i --force-overwrite ${lst[@]}
rm *.deb || true
}
if $NOSKIPDEBS ; then
if ! [ -d new/lib/modules/$HOSTKVERS ] ; then
# for buggy packets
cp -a /lib/modules/$HOSTKVERS new/lib/modules/
TMPMOD=true
fi
if $DVD; then
remove "Remove packages listed in" debs/00remove-debs-DVD "dpkg -P"
remove "Remove files listed in" debs/00remove-files-DVD "rm -rf"
else
remove "Remove packages listed in" debs/00remove-debs "dpkg -P"
remove "Remove files listed in" debs/00remove-files "rm -rf"
fi
$TMPMOD && rm -rf new/lib/modules/$HOSTKVERS
[ $PHASE -lt 3 ] && exit
$PAUSE && echo "Some packages and files listed in debs/00remove* are deleted.
Next phase installs new packages and deletes listed in debs/zzremove*.
Press Enter to continue" && read j
echo Install new packages
cd new
mkdir -p usr/src/debs
touch etc/fstab
shopt -s nullglob
debs=usr/src/debs
mount --bind ../debs $debs
mv etc/resolv.conf etc/resolv.conf.orig
cp /etc/resolv.conf etc/resolv.conf
if ! chroot . apt-get update -u ; then
query "Continue" yes
case $answer in
[Yy]*) ;;
*) exit 1
esac
fi
update 00
update 01
update 02
update '0[^0-2]'
update '[^0]'
chroot . apt-get -f install -u
chroot . apt-get clean
mv etc/resolv.conf.orig etc/resolv.conf
umount usr/src/debs
rmdir usr/src/debs
cd ..
NEWKVERS=( `echo new/lib/modules/*.*.* | sed -e 's![^ ]*/!-!g'` )
if $DVD; then
remove "Remove packages listed in" debs/zzremove-debs-DVD "dpkg -P"
remove "Remove files listed in" debs/zzremove-files-DVD "rm -rf"
else
remove "Remove packages listed in" debs/zzremove-debs "dpkg -P"
remove "Remove files listed in" debs/zzremove-files "rm -rf"
fi
COLUMNS=140 chroot new dpkg -l > packages.txt
rm new/etc/fstab || true
fi # $NOSKIPDEBS
[ $PHASE -lt 4 ] && exit
$PAUSE && echo "All package add/remove operations is complete
Next phase try and apply patches placed in 'patches' directory.
Press Enter to continue" && read j
echo Test patches
mkdir -p patches-results
cd new
set +x
st=()
errors=false
n=0
for i in ../patches/* ; do
if [ -d $i ] ; then
st[$n]=true
elif [ -x $i ] ; then
if ! $i --dry-run >& ../patches-results/${i/*\//}-exec; then
st[$n]=true
errors=true
else
mv ../patches-results/${i/*\//}-exec ../patches-results/${i/*\//}-exec-OK
fi
else case "$i" in *.tar.bz2) st[$n]="tar -xjf" ;;
*)
if patch -f -p0 --dry-run -i $i >& ../patches-results/${i/*\//}-p0 ; then
st[$n]="patch -f -p0 -i"
mv ../patches-results/${i/*\//}-p0 ../patches-results/${i/*\//}-p0-OK
elif patch -f -p1 --dry-run -i $i >& ../patches-results/${i/*\//}-p1 ; then
st[$n]="patch -f -p1 -i"
rm ../patches-results/${i/*\//}-p0
mv ../patches-results/${i/*\//}-p1 ../patches-results/${i/*\//}-p1-OK
else
st[$n]=true
errors=true
fi
esac fi
let ++n
done
n=0
echo "Tests results" >&2
for i in ../patches/* ; do
echo -ne " ${i/*\//} \t " >&2
case "${st[$n]}" in
true) echo ERROR >&2 ;;
tar*) echo "OK (tar)" >&2 ;;
*-p0" "*) echo "OK (patch -p0)" >&2 ;;
*-p1" "*) echo "OK (patch -p1)" >&2 ;;
'') echo "OK (executable)" >&2 ;;
esac
let ++n
done
if $errors ; then
query "Some patches are not applyable, see messages in directory 'patches-results'
Do You want to continue without failed pathes" no
case "$answer" in [yY]*) ;; *)
echo "You may rerun script after corrections with next parameters:
no-update no-refresh"
exit 1 ;
esac
else
echo "All patches OK">&2
fi
echo Applay patches to root file system
set -x
n=0
for i in ../patches/* ; do
${st[$n]} $i
let ++n
done
echo Update menus
#order files in directory
mkdir etc/menu-methods.new
mv etc/menu-methods/* etc/menu-methods.new/
rmdir etc/menu-methods
mv etc/menu-methods.new etc/menu-methods
chroot . update-menus -v
echo Update modules in initrd
if [ -x initrd/modules/cloop.ko ] ; then
SUF=ko
else
SUF=o
fi
(find initrd/modules -name '*.'$SUF ; cat <<-EOF ;) | while read i ; do
initrd/modules/floppy.$SUF
initrd/modules/scsi/usb-ehci.$SUF
initrd/modules/scsi/usb-uhci.$SUF
initrd/modules/scsi/usb-ohci.$SUF
initrd/modules/scsi/usbcore.$SUF
initrd/modules/scsi/usb_hcd.$SUF
EOF
b=${i/*\//}
j=( `find lib/modules/ -name "$b" -or -name "${b/.o/.ko}"` )
if [ -s "$j" ]; then
# [ "$j" -nt "$i" ] &&
cp -avf "$j" "$i"
else
b="${b/usb-/}"
b="${b/.o/-hcd.o}"
j=( `find lib/modules/ -name "$b" -or -name "${b/.o/.ko}"` )
if [ -s "$j" ]; then
cp -avf "$j" "$i"
else
rm -fv $i
fi
fi
done
DEFKERNEL=`readlink vmlinuz`
ln -sf ../vmlinuz boot/vmlinuz
ln -sf System.map-${DEFKERNEL##*-} boot/System.map
KH=( usr/src/kernel-headers-* )
ln -sf ${KH##*/} usr/src/kernel-headers
echo Update dynamic library cache
chroot . ldconfig
echo Update molule dependencies
for i in boot/System.map-* ; do
[ -d lib/modules/${i##*-} ] && chroot . depmod -ae -F /$i ${i##*-}
done
echo Remove backups
find . -name '*.orig' -o -name '*~' | xargs rm -fv
echo "$verison-$CDVER $DATE" > etc/knoppix-version
cd ..
rm -rf split?/
else
echo Patched Knoppix found
fi # grep -q "$CDVER" ...
umount UCSRC*/new RT || true
for i in 0 1 2 3 4 5 ; do
losetup -d /dev/cloop/$i || true
done
rmmod cloop || true
[ $PHASE -lt 5 ] && exit
$PAUSE && echo "All changes are complete
Next phase make new comressed file system image.
Press Enter to continue" && read j
echo Make new compressed file system image...
rm -rf new/.rr_moved $UCSRC*
if ! not_empty new/inird*/* ; then
rm -rf bkinitrd
mkdir -p bkinitrd
for i in new/initrd* ; do
mv $i bkinitrd
mkdir $i
done
fi
umount new/proc || true
rm -rf new/tmp/*
if $DVD && ! not_empty split?/* ; then
echo Split the file system ...
cd new
du -s opt/* usr/lib/* usr/share/* usr/* * | ../smartsplit.pl 4128768 > ../split-plan
##! Names in * must not contain space!
for i in 0 1 2 3 4 5 6 7 ; do
files=$( grep ^$i < ../split-plan | cut -d ' ' -f 4- )
test -z "$files" && break;
rm -rf ../split$i
mkdir ../split$i
cp -al --parents $files ../split$i
done
cd ..
fi
mkdir -p newcd/KNOPPIX
if $DVD; then
for i in split? ; do
KN=${i/split/KNOPPIX}
KN=${KN/0/}
mkisofs -quiet -hide-rr-moved -R $i |
create_compressed_fs - $BEST 65536 2>&1 > newcd/KNOPPIX/$KN | gauge 60600 "Make new compressed file system image..."
done
else
mkisofs -quiet -hide-rr-moved -R -U -sort iso-order -pad -x '/inird*/*' new |
create_compressed_fs - $BEST 65536 2>&1 > newcd/KNOPPIX/KNOPPIX | gauge 30300 "Make new compressed file system image..."
fi
rm -rf new/initrd*
mv bkinitrd/* new
else
echo New compressed file system image found
fi # [ -s newcd/KNOPPIX/KNOPPIX ] ...
echo "Make new initrd"
mkdir -p newcd/boot/isolinux
for i in new/initrd*/ ; do
DSIZE=`du -s $i`
OUT=newcd/boot/isolinux/minirt${i##*initrd}
OUT=${OUT%/}
dd if=/dev/zero of=$OUT count=$(( ${DSIZE%%[^0-9]*} + 4000 )) bs=1k
INODES=`ls -R $i | wc -l`
mke2fs -Fv -N $(( INODES + 6000 )) -m 0 $OUT
mount -o loop $OUT RT
rm -rf RT/lost+found
cp -va $i/* RT/
umount RT
gzip -9 $OUT
done
cp -f new/boot/vmlinuz newcd/boot/isolinux/linux
if which rdev; then RDEV=rdev; else RDEV=new/usr/sbin/rdev; fi
$RDEV newcd/boot/isolinux/linux /dev/ram3
umount RT UCSRC*/new new || true
#rm -rf new
echo Make CD image ...
mkdir -p newcd/KNOPPIX/ newcd/m23
touch newcd/KNOPPIX/KNOPPIX2 newcd/m23image.bz2 newcd/mdk.tb2 newcd/m23.tb2\
newcd/m23/m23_0.4.99_halfBaked-pre3_knoppix.iso
cp -auv SRC/* newcd/
$DVD || rm -rf newcd/*m23* newcd/mdk* newcd/books \
newcd/boot/isolinux/*m23*
find newcd/KNOPPIX -size 0 | xargs rm -f
i="
s/^KBDMAP german.kbd/#&/"
case "$lang" in de) i="" ;; esac
sed -e "s/lang=[a-z]\+/lang=$lang/$i" SRC/boot/isolinux/isolinux.cfg > newcd/boot/isolinux/isolinux.cfg
umount SRC || true
mkisofs -pad -l -r -J -m Demos -m LinuxTag -m Talks -V "$CDVER" -no-emul-boot \
-boot-load-size 4 -boot-info-table -b boot/isolinux/isolinux.bin \
-c boot/isolinux/boot.cat -hide-rr-moved -o knoppix-$CDVER.iso newcd $FNAME
#rm -rf KNOPPIX isolinux.cfg isolinux.bin SRC UCSRC* minirt24.gz
echo New CD image in knoppix-$CDVER.iso
query "Do You want to record new CD" no
case "$answer" in
[yY]*)
echo "cdrecord -v speed=50 dev=$CDRW driveropts=burnfree -eject knoppix-$CDVER.iso"
cdrecord -v speed=50 dev=$CDRW driveropts=burnfree -eject knoppix-$CDVER.iso
esac
