paul@31 | 1 | #!/bin/sh |
paul@31 | 2 | |
paul@31 | 3 | # Configuration: |
paul@31 | 4 | if [ -e userinstall-defaults-uml ]; then |
paul@31 | 5 | . "$PWD/userinstall-defaults-uml" |
paul@31 | 6 | elif [ -e /etc/default/userinstall-uml ]; then |
paul@31 | 7 | . /etc/default/userinstall-uml |
paul@31 | 8 | else |
paul@31 | 9 | echo "No defaults found for userinstall (UML)." 1>&2 |
paul@31 | 10 | exit 1 |
paul@31 | 11 | fi |
paul@31 | 12 | |
paul@31 | 13 | if [ ! "$1" ]; then |
paul@31 | 14 | echo "Need a root image size in GB." 1>&2 |
paul@31 | 15 | exit 1 |
paul@31 | 16 | fi |
paul@31 | 17 | |
paul@31 | 18 | if [ ! "$2" ]; then |
paul@31 | 19 | echo "Need a swap image size in MB." 1>&2 |
paul@31 | 20 | exit 1 |
paul@31 | 21 | fi |
paul@31 | 22 | |
paul@31 | 23 | IMAGESIZE=$1 |
paul@31 | 24 | SWAPSIZE=$2 |
paul@31 | 25 | THISDIR=`dirname "$0"` |
paul@31 | 26 | |
paul@31 | 27 | if [ ! -e "$PACKAGEROOT" ]; then |
paul@31 | 28 | echo "A package root must first be made using user-setup." 1>&2 |
paul@31 | 29 | exit 1 |
paul@31 | 30 | fi |
paul@31 | 31 | |
paul@31 | 32 | if [ ! "$IMAGEDIR" ]; then |
paul@31 | 33 | echo "An image directory must be defined." 1>&2 |
paul@31 | 34 | exit 1 |
paul@31 | 35 | fi |
paul@31 | 36 | |
paul@31 | 37 | echo "Making the filesystem with size ${IMAGESIZE}GB..." |
paul@31 | 38 | dd if=/dev/zero of=$IMAGE bs=1024 count=1 seek=$(($IMAGESIZE*1024*1024-1024)) |
paul@31 | 39 | mkfs.ext3 $IMAGE |
paul@31 | 40 | |
paul@31 | 41 | echo "Making the swap file with size ${SWAPSIZE}MB..." |
paul@31 | 42 | dd if=/dev/zero of=$SWAPIMAGE bs=1M count=$SWAPSIZE |
paul@31 | 43 | |
paul@31 | 44 | echo "Accessing the image..." 1>&2 |
paul@31 | 45 | if [ ! -e "$IMAGEDIR" ]; then |
paul@31 | 46 | mkdir "$IMAGEDIR" |
paul@31 | 47 | fi |
paul@31 | 48 | sudo mount -o loop "$IMAGE" "$IMAGEDIR" |
paul@31 | 49 | |
paul@31 | 50 | echo "Installing the package root..." 1>&2 |
paul@31 | 51 | cp -a "$PACKAGEROOT/"* "$IMAGEDIR"/ |
paul@31 | 52 | |
paul@31 | 53 | echo "Removing any linked /dev entry..." 1>&2 |
paul@31 | 54 | if [ -h "$IMAGEDIR/dev" ]; then |
paul@31 | 55 | rm "$IMAGEDIR/dev" |
paul@31 | 56 | fi |
paul@31 | 57 | |
paul@31 | 58 | if [ ! -e "$IMAGEDIR/dev" ]; then |
paul@31 | 59 | mkdir "$IMAGEDIR/dev" |
paul@31 | 60 | fi |
paul@31 | 61 | |
paul@31 | 62 | cp "/dev/MAKEDEV" "$IMAGEDIR/dev" |
paul@31 | 63 | |
paul@31 | 64 | echo "Removing any linked /proc entry..." 1>&2 |
paul@31 | 65 | if [ -h "$IMAGEDIR/proc" ]; then |
paul@31 | 66 | rm "$IMAGEDIR/proc" |
paul@31 | 67 | fi |
paul@31 | 68 | |
paul@31 | 69 | if [ ! -e "$IMAGEDIR/proc" ]; then |
paul@31 | 70 | mkdir "$IMAGEDIR/proc" |
paul@31 | 71 | fi |
paul@31 | 72 | |
paul@31 | 73 | echo "Using a special fstab..." 1>&2 |
paul@31 | 74 | if [ -e "$IMAGEDIR/etc/fstab" ]; then |
paul@31 | 75 | if [ ! -e "$IMAGEDIR/etc/fstab.orig" ]; then |
paul@31 | 76 | mv "$IMAGEDIR/etc/fstab" "$IMAGEDIR/etc/fstab.orig" |
paul@31 | 77 | fi |
paul@31 | 78 | fi |
paul@31 | 79 | cp "$THISDIR/UML/fstab" "$IMAGEDIR/etc/fstab" |
paul@31 | 80 | |
paul@31 | 81 | # Tweak the inittab to only use tty0 and add it to securetty. |
paul@31 | 82 | echo "Reconfiguring the console settings..." 1>&2 |
paul@31 | 83 | if [ ! -e "$IMAGEDIR/etc/inittab.orig" ]; then |
paul@31 | 84 | if [ -e "$IMAGEDIR/etc/inittab" ]; then |
paul@31 | 85 | cp "$IMAGEDIR/etc/inittab" "$IMAGEDIR/etc/inittab.orig" |
paul@31 | 86 | grep -v "getty" "$IMAGEDIR/etc/inittab.orig" > "$IMAGEDIR/etc/inittab" |
paul@31 | 87 | fi |
paul@31 | 88 | echo "# We launch just one console for UML:" >> "$IMAGEDIR/etc/inittab" |
paul@31 | 89 | echo "c0:1235:respawn:/sbin/getty 38400 tty0 linux" >> "$IMAGEDIR/etc/inittab" |
paul@31 | 90 | |
paul@31 | 91 | echo "# UML modification: use tty0 or vc/0" >> "$IMAGEDIR/etc/securetty" |
paul@31 | 92 | echo "tty0" >> "$IMAGEDIR/etc/securetty" |
paul@31 | 93 | echo "vc/0" >> "$IMAGEDIR/etc/securetty" |
paul@31 | 94 | fi |
paul@31 | 95 | |
paul@31 | 96 | sudo "$THISDIR/uml-make-devices" "$IMAGEDIR" |
paul@31 | 97 | |
paul@31 | 98 | echo "Unmounting the image..." 1>&2 |
paul@31 | 99 | sudo umount "$IMAGEDIR" |
paul@31 | 100 | rmdir "$IMAGEDIR" |