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#!/bin/sh -e
#
# Copyright (c) 2012, Intel Corporation.
# All rights reserved.
#
# install.sh [device_name] [rootfs_name]
#
PATH=/sbin:/bin:/usr/sbin:/usr/bin
# We need 20 Mb for the boot partition
boot_size=20
# 5% for swap
swap_ratio=5
# Get a list of hard drives
hdnamelist=""
live_dev_name=`cat /proc/mounts | grep ${1%/} | awk '{print $1}'`
live_dev_name=${live_dev_name#\/dev/}
live_dev_name=${live_dev_name%%[0-9]*}
echo "Searching for hard drives ..."
for device in `ls /sys/block/`; do
case $device in
loop*)
# skip loop device
;;
sr*)
# skip CDROM device
;;
ram*)
# skip ram device
;;
*)
# skip the device LiveOS is on
# Add valid hard drive name to the list
if [ $device != $live_dev_name -a -e /dev/$device ]; then
hdnamelist="$hdnamelist $device"
fi
;;
esac
done
TARGET_DEVICE_NAME=""
for hdname in $hdnamelist; do
# Display found hard drives and their basic info
echo "-------------------------------"
echo /dev/$hdname
if [ -r /sys/block/$hdname/device/vendor ]; then
echo -n "VENDOR="
cat /sys/block/$hdname/device/vendor
fi
if [ -r /sys/block/$hdname/device/model ]; then
echo -n "MODEL="
cat /sys/block/$hdname/device/model
fi
if [ -r /sys/block/$hdname/device/uevent ]; then
echo -n "UEVENT="
cat /sys/block/$hdname/device/uevent
fi
echo
# Get user choice
while true; do
echo -n "Do you want to install this image there? [y/n] "
read answer
if [ "$answer" = "y" -o "$answer" = "n" ]; then
break
fi
echo "Please answer y or n"
done
if [ "$answer" = "y" ]; then
TARGET_DEVICE_NAME=$hdname
break
fi
done
if [ -n "$TARGET_DEVICE_NAME" ]; then
echo "Installing image on /dev/$TARGET_DEVICE_NAME ..."
else
echo "No hard drive selected. Installation aborted."
exit 1
fi
device=$TARGET_DEVICE_NAME
#
# The udev automounter can cause pain here, kill it
#
rm -f /etc/udev/rules.d/automount.rules
rm -f /etc/udev/scripts/mount*
#
# Unmount anything the automounter had mounted
#
umount /dev/${device}* 2> /dev/null || /bin/true
mkdir -p /tmp
cat /proc/mounts > /etc/mtab
disk_size=$(parted /dev/${device} unit mb print | grep Disk | cut -d" " -f 3 | sed -e "s/MB//")
swap_size=$((disk_size*swap_ratio/100))
rootfs_size=$((disk_size-boot_size-swap_size))
rootfs_start=$((boot_size))
rootfs_end=$((rootfs_start+rootfs_size))
swap_start=$((rootfs_end))
# MMC devices are special in a couple of ways
# 1) they use a partition prefix character 'p'
# 2) they are detected asynchronously (need rootwait)
rootwait=""
part_prefix=""
if [ ! "${device#mmcblk}" = "${device}" ]; then
part_prefix="p"
rootwait="rootwait"
fi
bootfs=/dev/${device}${part_prefix}1
rootfs=/dev/${device}${part_prefix}2
swap=/dev/${device}${part_prefix}3
echo "*****************"
echo "Boot partition size: $boot_size MB ($bootfs)"
echo "Rootfs partition size: $rootfs_size MB ($rootfs)"
echo "Swap partition size: $swap_size MB ($swap)"
echo "*****************"
echo "Deleting partition table on /dev/${device} ..."
dd if=/dev/zero of=/dev/${device} bs=512 count=2
echo "Creating new partition table on /dev/${device} ..."
parted /dev/${device} mklabel gpt
echo "Creating boot partition on $bootfs"
parted /dev/${device} mkpart primary 0% $boot_size
parted /dev/${device} set 1 boot on
echo "Creating rootfs partition on $rootfs"
parted /dev/${device} mkpart primary $rootfs_start $rootfs_end
echo "Creating swap partition on $swap"
parted /dev/${device} mkpart primary $swap_start 100%
parted /dev/${device} print
echo "Formatting $bootfs to vfat..."
mkfs.vfat $bootfs
echo "Formatting $rootfs to ext3..."
mkfs.ext3 $rootfs
echo "Formatting swap partition...($swap)"
mkswap $swap
mkdir /tgt_root
mkdir /src_root
mkdir -p /boot
# Handling of the target root partition
mount $rootfs /tgt_root
mount -o rw,loop,noatime,nodiratime /run/media/$1/$2 /src_root
echo "Copying rootfs files..."
cp -a /src_root/* /tgt_root
if [ -d /tgt_root/etc/ ] ; then
echo "$swap swap swap defaults 0 0" >> /tgt_root/etc/fstab
echo "$bootfs /boot vfat defaults 1 2" >> /tgt_root/etc/fstab
# We dont want udev to mount our root device while we're booting...
if [ -d /tgt_root/etc/udev/ ] ; then
echo "/dev/${device}" >> /tgt_root/etc/udev/mount.blacklist
fi
fi
umount /src_root
# Handling of the target boot partition
mount $bootfs /boot
echo "Preparing boot partition..."
EFIDIR="/boot/EFI/BOOT"
mkdir -p $EFIDIR
# Copy the efi loader
cp /run/media/$1/EFI/BOOT/*.efi $EFIDIR
if [ -f /run/media/$1/EFI/BOOT/grub.cfg ]; then
GRUBCFG="$EFIDIR/grub.cfg"
cp /run/media/$1/EFI/BOOT/grub.cfg $GRUBCFG
# Update grub config for the installed image
# Delete the install entry
sed -i "/menuentry 'install'/,/^}/d" $GRUBCFG
# Delete the initrd lines
sed -i "/initrd /d" $GRUBCFG
# Delete any LABEL= strings
sed -i "s/ LABEL=[^ ]*/ /" $GRUBCFG
# Delete any root= strings
sed -i "s/ root=[^ ]*/ /" $GRUBCFG
# Add the root= and other standard boot options
sed -i "s@linux /vmlinuz *@linux /vmlinuz root=$rootfs rw $rootwait quiet @" $GRUBCFG
fi
if [ -d /run/media/$1/loader ]; then
GUMMIBOOT_CFGS="/boot/loader/entries/*.conf"
# copy config files for gummiboot
cp -dr /run/media/$1/loader /boot
# delete the install entry
rm -f /boot/loader/entries/install.conf
# delete the initrd lines
sed -i "/initrd /d" $GUMMIBOOT_CFGS
# delete any LABEL= strings
sed -i "s/ LABEL=[^ ]*/ /" $GUMMIBOOT_CFGS
# delete any root= strings
sed -i "s/ root=[^ ]*/ /" $GUMMIBOOT_CFGS
# add the root= and other standard boot options
sed -i "s@options *@options root=$rootfs rw $rootwait quiet @" $GUMMIBOOT_CFGS
fi
umount /tgt_root
cp /run/media/$1/vmlinuz /boot
umount /boot
sync
echo "Remove your installation media, and press ENTER"
read enter
echo "Rebooting..."
reboot -f
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