livecd: add dual kernel support in post.sh script (but not currently enabled for livecd-root target)

This commit is contained in:
Silvan Calarco 2011-10-19 13:11:02 +02:00
parent 4653f120be
commit 675849d2d2
2 changed files with 64 additions and 124 deletions

View File

@ -1,96 +0,0 @@
FOUND_ISO=
#RAMSIZE=100000 -o "size=${RAMSIZE}k"
msg ":: Creating new root ramdisk (dinamic size=${RAMSIZE}k) on /dev/shm..."
mkdir -p /flash /cdrom /squashfs /newroot
#
# findiso(): looks for ISO9660 images stored in flash root
#
findiso(){
msg ":: Looking for openmamba ISO cdrom images"
# try removable devices only
for i in /flash/openmamba-*.iso; do
/bin/losetup /dev/loop0 $i
if mount -r -t iso9660 /dev/loop0 /cdrom >/dev/null 2>&1; then
if test -r /cdrom/rootfs.compressed; then
msg ":: Valid ISO image $i found..."
FOUND_ISO="$i"
return 0
fi
umount /cdrom
fi
/bin/losetup /dev/loop0
done
return 1
}
#/sbin/splash_util -c repaint ${splash_add} -t default --mesg="Looking for cdrom device" --progress="4444"
while true; do
msg ":: root device is ${root}"
if ! mount -t ext3 ${root} /flash >/dev/null 2>&1; then
if ! mount -t ext2 ${root} /flash >/dev/null 2>&1; then
err ":: Unable to mount USB rootfs. Supported filesystems are ext2 and ext3."
fi
fi
findiso
if [ "$FOUND_ISO" ]; then
# /sbin/splash_util -c repaint ${splash_add} -t default --mesg="Mounting compressed filesystem" --progress="5555"
msg ":: Mounting compressed filesystem"
/bin/losetup /dev/loop1 /cdrom/rootfs.compressed
mount -r -t squashfs /dev/loop1 /squashfs
if [ "${unionfs}" != "off" -a "${unionfs}" != "OFF" ]; then
[ "${unionfs}" = "reset" ] && {
msg ":: Resetting unionfs data in rwroot"
mkdir -p /flash/old
mv /flash/rwroot /flash/old/
}
msg ":: Mounting unionfs"
mkdir -p /flash/rwroot
mount -t unionfs -o dirs=/flash/rwroot=rw:/squashfs=ro unionfs /newroot
mkdir -p /newroot/squashfs /newroot/flash /newroot/cdrom
mount -n -o move /squashfs /newroot/squashfs
mount -n -o move /flash /newroot/flash
mount -n -o move /cdrom /newroot/cdrom
else
msg ":: Creating directories and symlinks on ramdisk..."
/bin/mount -t tmpfs /dev/shm /newroot
mkdir -p \
/newroot/tmp /newroot/proc /newroot/sys \
/newroot/initrd /newroot/mnt /newroot/media \
/newroot/oldroot /newroot/squashfs /newroot/flash \
/newroot/cdrom
mount -n -o move /squashfs /newroot/squashfs
mount -n -o move /flash /newroot/flash
mount -n -o move /cdrom /newroot/cdrom
ln -s squashfs/bin /newroot/bin
ln -s squashfs/boot /newroot/boot
ln -s squashfs/lib /newroot/lib
ln -s squashfs/opt /newroot/opt
ln -s squashfs/sbin /newroot/sbin
ln -s squashfs/srv /newroot/srv
ln -s squashfs/usr /newroot/usr
chroot /newroot /bin/cp -a \
/squashfs/dev /squashfs/home /squashfs/var \
/squashfs/etc /squashfs/root /
fi
# Create empty utmp and wtmp
#:> /newroot/var/run/utmp
#:> /newroot/var/run/wtmp
[ "${init}" ] || init=/sbin/init
msg ":: Running init, runlevel:${runlevel}"
exec run-init /newroot ${init} ${runlevel}
msg ":: Could not run init; opening a command prompt."
/bin/sh.shared
else
msg ":: Could not find a valid ISO image; opening a command prompt."
/bin/sh.shared
fi
done

View File

@ -7,20 +7,24 @@
[ -e $MOUNTDIR2/boot/isolinux ] || mkdir -p $MOUNTDIR2/boot/isolinux
chroot $MOUNTDIR depmod -a ${KERNEL_MAJVER}${KERNEL_EXTRAVER}
ISOID=
for K in $KERNEL_EXTRAVER $KERNEL_MORE_EXTRAVER; do
chroot $MOUNTDIR depmod -a ${KERNEL_MAJVER}${K}
LANG=${LANGUAGE}_${COUNTRY} chroot $MOUNTDIR dracut \
--filesystems "ext3 ext4 unionfs squashfs isofs reiserfs reiser4" \
--nomdadmconf --nolvmconf \
/boot/initramfs-${KERNEL_MAJVER}${KERNEL_EXTRAVER}.img.gz \
${KERNEL_MAJVER}${KERNEL_EXTRAVER}
/boot/initramfs-${KERNEL_MAJVER}${K}.img.gz \
${KERNEL_MAJVER}${K}
# Note: isolinux requires 8.3 filenames
cp $MOUNTDIR/boot/initramfs-${KERNEL_MAJVER}${KERNEL_EXTRAVER}.img.gz \
$MOUNTDIR2/boot/initrmfs.gz
cp $MOUNTDIR/boot/initramfs-${KERNEL_MAJVER}${K}.img.gz \
$MOUNTDIR2/boot/initrd${ISOID}.gz
cp $MOUNTDIR/boot/vmlinuz-${KERNEL_MAJVER}${KERNEL_EXTRAVER} \
$MOUNTDIR2/boot/vmlinuz
cp $MOUNTDIR/boot/vmlinuz-${KERNEL_MAJVER}${K} \
$MOUNTDIR2/boot/vmlinuz${ISOID}
ISOID=$(($ISOID + 1))
done
# add buildinfo
buildinfo="`cat $MOUNTDIR/etc/openmamba-release` ${PLATFORM}"
@ -30,26 +34,58 @@ cat > $MOUNTDIR2/boot/isolinux/isolinux.cfg << _EOF
PROMPT 0
TIMEOUT 20
DEFAULT vesamenu.c32
MENU TITLE ${buildinfo} (${KERNEL_MAJVER}${KERNEL_EXTRAVER} kernel)
MENU TITLE ${buildinfo} (${KERNEL_MAJVER} kernel)
MENU BACKGROUND openmamba.png
MENU COLOR TITLE 1;32;49 #ff00993d #00000000 std
_EOF
LABEL kms
MENU LABEL default
kernel /boot/vmlinuz
append initrd=/boot/initrmfs.gz root=live:LABEL=${MAKEDIST_TARGET}_${PLATFORM} ro selinux=0 quiet splash vga=792
LABEL vga1024
MENU LABEL VGA 1024x768 (no modeset)
kernel /boot/vmlinuz
append initrd=/boot/initrmfs.gz root=live:LABEL=${MAKEDIST_TARGET}_${PLATFORM} ro selinux=0 quiet splash vga=792 nomodeset
LABEL vga800
MENU LABEL VGA 800x600 (no modeset)
kernel /boot/vmlinuz
append initrd=/boot/initrmfs.gz root=live:LABEL=${MAKEDIST_TARGET}_${PLATFORM} ro selinux=0 quiet splash vga=789 nomodeset
LABEL debug
MENU LABEL Debug mode
kernel /boot/vmlinuz
append initrd=/boot/initrmfs.gz root=live:LABEL=${MAKEDIST_TARGET}_${PLATFORM} ro selinux=0 rddebug rdshell
ISOID=
for K in $KERNEL_EXTRAVER $KERNEL_MORE_EXTRAVER; do
cat >> $MOUNTDIR2/boot/isolinux/isolinux.cfg << _EOF
LABEL default-${KERNEL_MAJVER}${K}
MENU LABEL default (${KERNEL_MAJVER}${K})
kernel /boot/vmlinuz${ISOID}
append initrd=/boot/initrd${ISOID}.gz root=live:LABEL=${MAKEDIST_TARGET}_${PLATFORM} ro selinux=0 quiet splash vga=792
_EOF
ISOID=$(($ISOID + 1))
done
echo "MENU SEPARATOR" >> $MOUNTDIR2/boot/isolinux.conf
ISOID=
for K in $KERNEL_EXTRAVER $KERNEL_MORE_EXTRAVER; do
cat >> $MOUNTDIR2/boot/isolinux/isolinux.cfg << _EOF
LABEL vga800-${KERNEL_MAJVER}${K}
MENU LABEL VGA 800x600 no modeset (${KERNEL_MAJVER}${K})
kernel /boot/vmlinuz${ISOID}
append initrd=/boot/initrd${ISOID}.gz root=live:LABEL=${MAKEDIST_TARGET}_${PLATFORM} ro selinux=0 quiet splash vga=789 nomodeset
_EOF
ISOID=$(($ISOID + 1))
done
ISOID=
for K in $KERNEL_EXTRAVER $KERNEL_MORE_EXTRAVER; do
cat >> $MOUNTDIR2/boot/isolinux/isolinux.cfg << _EOF
LABEL vga1024-${KERNEL_MAJVER}${K}
MENU LABEL VGA 1024x768 no modeset (${KERNEL_MAJVER}${K})
kernel /boot/vmlinuz${ISOID}
append initrd=/boot/initrd${ISOID}.gz root=live:LABEL=${MAKEDIST_TARGET}_${PLATFORM} ro selinux=0 quiet splash vga=792 nomodeset
_EOF
ISOID=$(($ISOID + 1))
done
echo "MENU SEPARATOR" >> $MOUNTDIR2/boot/isolinux.conf
ISOID=
for K in $KERNEL_EXTRAVER $KERNEL_MORE_EXTRAVER; do
cat >> $MOUNTDIR2/boot/isolinux/isolinux.cfg << _EOF
LABEL debug-${KERNEL_MAJVER}${K}
MENU LABEL Debug mode (${KERNEL_MAJVER}${K})
kernel /boot/vmlinuz${ISOID}
append initrd=/boot/initrd${ISOID}.gz root=live:LABEL=${MAKEDIST_TARGET}_${PLATFORM} ro selinux=0 rddebug nomodeset
_EOF
ISOID=$(($ISOID + 1))
done
cat >> $MOUNTDIR2/boot/isolinux/isolinux.cfg << _EOF
MENU SEPARATOR
LABEL memtest
MENU LABEL Memory test