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#!/bin/sh -e
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#
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# Copyright (C) 2008-2011 Intel
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#
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# install.sh [device_name] [rootfs_name] [video_mode] [vga_mode]
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#
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PATH=/sbin:/bin:/usr/sbin:/usr/bin
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# We need 20 Mb for the boot partition
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boot_size=200
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# 50% for the the test partition
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testfs_ratio=50
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# Get a list of hard drives
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hdnamelist=""
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live_dev_name=${1%%/*}
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echo "Searching for hard drives ..."
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for device in `ls /sys/block/`; do
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case $device in
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loop*)
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# skip loop device
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;;
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ram*)
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# skip ram device
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;;
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*)
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# skip the device LiveOS is on
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# Add valid hard drive name to the list
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if [ $device != $live_dev_name -a -e /dev/$device ]; then
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hdnamelist="$hdnamelist $device"
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fi
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;;
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esac
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done
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TARGET_DEVICE_NAME=""
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for hdname in $hdnamelist; do
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# Display found hard drives and their basic info
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echo "-------------------------------"
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echo /dev/$hdname
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if [ -r /sys/block/$hdname/device/vendor ]; then
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echo -n "VENDOR="
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cat /sys/block/$hdname/device/vendor
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fi
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echo -n "MODEL="
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cat /sys/block/$hdname/device/model
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cat /sys/block/$hdname/device/uevent
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echo
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# Get user choice
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while true; do
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echo -n "Do you want to install this image there? [y/n] "
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read answer
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if [ "$answer" = "y" -o "$answer" = "n" ]; then
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break
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fi
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echo "Please answer y or n"
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done
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if [ "$answer" = "y" ]; then
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TARGET_DEVICE_NAME=$hdname
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break
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fi
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done
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if [ -n "$TARGET_DEVICE_NAME" ]; then
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echo "Installing image on /dev/$TARGET_DEVICE_NAME ..."
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else
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echo "No hard drive selected. Installation aborted."
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exit 1
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fi
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device=$TARGET_DEVICE_NAME
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#
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# The udev automounter can cause pain here, kill it
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#
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rm -f /etc/udev/rules.d/automount.rules
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rm -f /etc/udev/scripts/mount*
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#
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# Unmount anything the automounter had mounted
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#
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umount /dev/${device}* 2> /dev/null || /bin/true
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if [ ! -b /dev/loop0 ] ; then
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mknod /dev/loop0 b 7 0
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fi
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mkdir -p /tmp
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if [ ! -L /etc/mtab ]; then
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cat /proc/mounts > /etc/mtab
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fi
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disk_size=$(parted /dev/${device} unit mb print | grep Disk | cut -d" " -f 3 | sed -e "s/MB//")
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testfs_size=$((disk_size*testfs_ratio/100))
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rootfs_size=$((disk_size-boot_size-testfs_size))
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rootfs_start=$((boot_size))
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rootfs_end=$((rootfs_start+rootfs_size))
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testfs_start=$((rootfs_end))
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# MMC devices are special in a couple of ways
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# 1) they use a partition prefix character 'p'
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# 2) they are detected asynchronously (need rootwait)
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rootwait=""
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part_prefix=""
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if [ ! "${device#mmcblk}" = "${device}" ]; then
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part_prefix="p"
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rootwait="rootwait"
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fi
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bootfs=/dev/${device}${part_prefix}1
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rootfs=/dev/${device}${part_prefix}2
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testfs=/dev/${device}${part_prefix}3
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echo "*****************"
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echo "Boot partition size: $boot_size MB ($bootfs)"
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echo "Rootfs partition size: $rootfs_size MB ($rootfs)"
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echo "Testfs partition size: $testfs_size MB ($testfs)"
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echo "*****************"
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echo "Deleting partition table on /dev/${device} ..."
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dd if=/dev/zero of=/dev/${device} bs=512 count=2
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echo "Creating new partition table on /dev/${device} ..."
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parted /dev/${device} mklabel msdos
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echo "Creating boot partition on $bootfs"
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parted /dev/${device} mkpart primary 0% $boot_size
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echo "Creating rootfs partition on $rootfs"
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parted /dev/${device} mkpart primary $rootfs_start $rootfs_end
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echo "Creating testfs partition on $testfs"
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parted /dev/${device} mkpart primary $testfs_start 100%
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parted /dev/${device} print
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echo "Formatting $bootfs to ext3..."
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mkfs.ext3 -L "boot" $bootfs
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echo "Formatting $rootfs to ext3..."
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mkfs.ext3 -L "rootfs" $rootfs
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echo "Formatting $testfs to ext3..."
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mkfs.ext3 -L "testrootfs" $testfs
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mkdir /tgt_root
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mkdir /src_root
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mkdir -p /boot
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# Handling of the target root partition
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mount $rootfs /tgt_root
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mount -o rw,loop,noatime,nodiratime /run/media/$1/$2 /src_root
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echo "Copying rootfs files..."
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cp -a /src_root/* /tgt_root
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touch /tgt_root/etc/controllerimage
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if [ -d /tgt_root/etc/ ] ; then
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echo "$bootfs /boot ext3 defaults 1 2" >> /tgt_root/etc/fstab
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# We dont want udev to mount our root device while we're booting...
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if [ -d /tgt_root/etc/udev/ ] ; then
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echo "/dev/${device}" >> /tgt_root/etc/udev/mount.ignorelist
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fi
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fi
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umount /tgt_root
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umount /src_root
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# Handling of the target boot partition
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mount $bootfs /boot
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echo "Preparing boot partition..."
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if [ -f /etc/grub.d/00_header ] ; then
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echo "Preparing custom grub2 menu..."
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GRUBCFG="/boot/grub/grub.cfg"
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mkdir -p $(dirname $GRUBCFG)
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cat >$GRUBCFG <<_EOF
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serial --speed=115200 --unit=0 --word=8 --parity=no --stop=1
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terminal_input --append serial
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terminal_output --append serial
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set timeout_style=hidden
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set timeout=5
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menuentry "Linux" {
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set root=(hd0,1)
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linux /vmlinuz root=$rootfs $rootwait rw $5 $3 $4 quiet
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}
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_EOF
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# Add the test label
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echo -ne "\nmenuentry 'test' --hotkey x {\nlinux /test-kernel root=$testfs rw $rootwait quiet\n}\n" >> $GRUBCFG
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chmod 0444 $GRUBCFG
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fi
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grub-install /dev/${device}
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echo "(hd0) /dev/${device}" > /boot/grub/device.map
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# If grub.cfg doesn't exist, assume GRUB 0.97 and create a menu.lst
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if [ ! -f /boot/grub/grub.cfg ] ; then
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echo "Preparing custom grub menu..."
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echo "default 0" > /boot/grub/menu.lst
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echo "timeout 30" >> /boot/grub/menu.lst
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echo "title Live Boot/Install-Image" >> /boot/grub/menu.lst
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echo "root (hd0,0)" >> /boot/grub/menu.lst
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echo "kernel /vmlinuz root=$rootfs rw $3 $4 quiet" >> /boot/grub/menu.lst
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fi
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cp /run/media/$1/vmlinuz /boot/
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umount /boot
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sync
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echo "Remove your installation media, and press ENTER"
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read enter
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echo "Rebooting..."
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reboot -f
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