# Filename: /linuxrc
# Purpose: minirt for kernel 2.6 running on grml live-cd
# Authors: (c) Klaus Knopper <knoppix@knopper.net>, (c) Michael Prokop <mika@grml.org>
-# Latest change: Sat Dec 2 18:12:39 CET 2006 [mika]
+# Latest change: Sun Feb 25 20:02:36 CET 2007 [mika]
#######################################################################################
# hardcoded configurable options
cat /GRML/etc/ld.so.cache > /etc/ld.so.cache
UNIONFS=""
-$INSMOD /modules/unionfs.ko 1>/dev/null
-grep -q unionfs /proc/filesystems && UNIONFS=yes
-
-# Enable kernel messages
-echo "6" > /proc/sys/kernel/printk
+if checkbootparam "unionfs" ; then
+ $INSMOD /modules/unionfs.ko 1>/dev/null
+ grep -q unionfs /proc/filesystems && UNIONFS=yes
+ unionfs='unionfs'
+ UNIONFS_FILETYPE='unionfs'
+ AUFS=''
+else
+ $INSMOD /modules/aufs.ko 1>/dev/null
+ grep -q aufs /proc/filesystems && UNIONFS=yes
+ unionfs='unionfs (using aufs)'
+ UNIONFS_FILETYPE='aufs'
+ AUFS='yes'
+fi
# Set paths
log_begin_msg "Setting paths"
stage=3
rundebugshell
# unionfs
-log_begin_msg "Creating unionfs and symlinks on ramdisk"
+log_begin_msg "Creating $unionfs and symlinks on ramdisk"
mkdir -p /UNIONFS
-if test -n "$UNIONFS" && /bin/mount -t unionfs -o noatime${SECURE},dirs=/ramdisk=rw:/GRML=ro /UNIONFS /UNIONFS; then
+if test -n "$UNIONFS" && /bin/mount -t $UNIONFS_FILETYPE -o noatime${SECURE},dirs=/ramdisk=rw:/GRML=ro /UNIONFS /UNIONFS ; then
# We now have unionfs, copy some data from the initial ramdisk first
cp -a /etc/fstab /etc/auto.mnt /etc/filesystems /etc/mtab /UNIONFS/etc/
for i in bin boot etc sbin var lib opt root usr; do # Move directories to unionfs
ln -snf /UNIONFS/$i /$i
fi
done
- echo " $SUCCESS"
+ [ -n "$AUFS" ] && echo " $SUCCESS" || echo " $SUCCESS"
log_begin_msg "Merging read-only system with read-writeable /ramdisk."
for i in $(cd /UNIONFS; echo *); do # Create links for new stuff on /UNIONFS
test "$i" = "home" -o "$i" = "tmp" && continue
echo ""
log_failure_msg "ERROR: CANNOT UNITE READ-ONLY MEDIA AND INITIAL RAMDISK!"
echo "$FAILED"
- NOUNIONFS="yes"
- /GRML/sbin/halt -f -n
+ sleep 2
+ echo "Can not continue booting, dropping you to a busybox shell."
+ stage=4
+ rundebugshell
fi
chown grml.grml /home/grml