forked from brl/citadel
465 lines
13 KiB
Bash
Executable File
465 lines
13 KiB
Bash
Executable File
#!/bin/sh
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#
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# Copyright (c) 2012, Intel Corporation.
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# All rights reserved.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
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# the GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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LANG=C
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echo
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echo "WARNING: This script is deprecated and will be removed soon."
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echo "Please consider using wic EFI images instead."
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echo
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# Set to 1 to enable additional output
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DEBUG=0
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OUT="/dev/null"
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#
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# Defaults
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#
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# 20 Mb for the boot partition
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BOOT_SIZE=20
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# 5% for swap
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SWAP_RATIO=5
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# Cleanup after die()
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cleanup() {
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debug "Syncing and unmounting devices"
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# Unmount anything we mounted
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unmount $ROOTFS_MNT || error "Failed to unmount $ROOTFS_MNT"
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unmount $BOOTFS_MNT || error "Failed to unmount $BOOTFS_MNT"
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unmount $HDDIMG_ROOTFS_MNT || error "Failed to unmount $HDDIMG_ROOTFS_MNT"
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unmount $HDDIMG_MNT || error "Failed to unmount $HDDIMG_MNT"
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# Remove the TMPDIR
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debug "Removing temporary files"
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if [ -d "$TMPDIR" ]; then
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rm -rf $TMPDIR || error "Failed to remove $TMPDIR"
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fi
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}
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trap 'die "Signal Received, Aborting..."' HUP INT TERM
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# Logging routines
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WARNINGS=0
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ERRORS=0
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CLEAR="$(tput sgr0)"
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INFO="$(tput bold)"
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RED="$(tput setaf 1)$(tput bold)"
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GREEN="$(tput setaf 2)$(tput bold)"
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YELLOW="$(tput setaf 3)$(tput bold)"
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info() {
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echo "${INFO}$1${CLEAR}"
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}
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error() {
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ERRORS=$((ERRORS+1))
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echo "${RED}$1${CLEAR}"
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}
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warn() {
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WARNINGS=$((WARNINGS+1))
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echo "${YELLOW}$1${CLEAR}"
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}
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success() {
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echo "${GREEN}$1${CLEAR}"
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}
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die() {
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error "$1"
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cleanup
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exit 1
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}
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debug() {
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if [ $DEBUG -eq 1 ]; then
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echo "$1"
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fi
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}
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usage() {
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echo "Usage: $(basename $0) [-v] DEVICE HDDIMG TARGET_DEVICE"
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echo " -v: Verbose debug"
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echo " DEVICE: The device to write the image to, e.g. /dev/sdh"
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echo " HDDIMG: The hddimg file to generate the efi disk from"
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echo " TARGET_DEVICE: The device the target will boot from, e.g. /dev/mmcblk0"
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}
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image_details() {
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IMG=$1
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info "Image details"
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echo " image: $(stat --printf '%N\n' $IMG)"
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echo " size: $(stat -L --printf '%s bytes\n' $IMG)"
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echo " modified: $(stat -L --printf '%y\n' $IMG)"
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echo " type: $(file -L -b $IMG)"
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echo ""
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}
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device_details() {
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DEV=$1
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BLOCK_SIZE=512
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info "Device details"
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echo " device: $DEVICE"
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if [ -f "/sys/class/block/$DEV/device/vendor" ]; then
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echo " vendor: $(cat /sys/class/block/$DEV/device/vendor)"
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else
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echo " vendor: UNKOWN"
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fi
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if [ -f "/sys/class/block/$DEV/device/model" ]; then
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echo " model: $(cat /sys/class/block/$DEV/device/model)"
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else
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echo " model: UNKNOWN"
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fi
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if [ -f "/sys/class/block/$DEV/size" ]; then
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echo " size: $(($(cat /sys/class/block/$DEV/size) * $BLOCK_SIZE)) bytes"
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else
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echo " size: UNKNOWN"
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fi
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echo ""
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}
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unmount_device() {
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grep -q $DEVICE /proc/mounts
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if [ $? -eq 0 ]; then
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warn "$DEVICE listed in /proc/mounts, attempting to unmount"
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umount $DEVICE* 2>/dev/null
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return $?
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fi
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return 0
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}
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unmount() {
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if [ "$1" = "" ] ; then
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return 0
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fi
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grep -q $1 /proc/mounts
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if [ $? -eq 0 ]; then
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debug "Unmounting $1"
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umount $1
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return $?
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fi
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return 0
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}
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#
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# Parse and validate arguments
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#
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if [ $# -lt 3 ] || [ $# -gt 4 ]; then
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if [ $# -eq 1 ]; then
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AVAILABLE_DISK=`lsblk | grep "disk" | cut -f 1 -d " "`
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X=0
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for disk in `echo $AVAILABLE_DISK`; do
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mounted=`lsblk /dev/$disk | awk {'print $7'} | sed "s/MOUNTPOINT//"`
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if [ -z "$mounted" ]; then
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UNMOUNTED_AVAILABLES="$UNMOUNTED_AVAILABLES /dev/$disk"
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info "$X - /dev/$disk"
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X=`expr $X + 1`
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fi
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done
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if [ $X -eq 0 ]; then
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die "No unmounted device found."
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fi
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read -p "Choose unmounted device number: " DISK_NUMBER
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X=0
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for line in `echo $UNMOUNTED_AVAILABLES`; do
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if [ $DISK_NUMBER -eq $X ]; then
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DISK_TO_BE_FLASHED=$line
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break
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else
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X=`expr $X + 1`
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fi
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done
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if [ -z "$DISK_TO_BE_FLASHED" ]; then
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die "Option \"$DISK_NUMBER\" is invalid. Choose a valid option"
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else
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if [ -z `echo $DISK_TO_BE_FLASHED | grep "mmc"` ]; then
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TARGET_TO_BE_BOOT="/dev/sda"
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else
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TARGET_TO_BE_BOOT="/dev/mmcblk0"
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fi
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fi
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echo ""
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echo "Choose a name of the device that will be boot from"
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echo -n "Recommended name is: "
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info "$TARGET_TO_BE_BOOT"
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read -p "Is target device okay? [y/N]: " RESPONSE
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if [ "$RESPONSE" != "y" ]; then
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read -p "Choose target device name: " TARGET_TO_BE_BOOT
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fi
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echo ""
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if [ -z "$TARGET_TO_BE_BOOT" ]; then
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die "Error: choose a valid target name"
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fi
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else
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usage
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exit 1
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fi
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fi
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if [ "$1" = "-v" ]; then
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DEBUG=1
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OUT="1"
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shift
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fi
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if [ -z "$AVAILABLE_DISK" ]; then
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DEVICE=$1
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HDDIMG=$2
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TARGET_DEVICE=$3
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else
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DEVICE=$DISK_TO_BE_FLASHED
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HDDIMG=$1
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TARGET_DEVICE=$TARGET_TO_BE_BOOT
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fi
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LINK=$(readlink $DEVICE)
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if [ $? -eq 0 ]; then
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DEVICE="$LINK"
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fi
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if [ ! -w "$DEVICE" ]; then
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usage
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if [ ! -e "${DEVICE}" ] ; then
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die "Device $DEVICE cannot be found"
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else
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die "Device $DEVICE is not writable (need to run under sudo?)"
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fi
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fi
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if [ ! -e "$HDDIMG" ]; then
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usage
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die "HDDIMG $HDDIMG does not exist"
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fi
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#
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# Ensure the hddimg is not mounted
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#
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unmount "$HDDIMG" || die "Failed to unmount $HDDIMG"
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#
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# Check if any $DEVICE partitions are mounted
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#
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unmount_device || die "Failed to unmount $DEVICE"
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#
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# Confirm device with user
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#
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image_details $HDDIMG
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device_details $(basename $DEVICE)
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echo -n "${INFO}Prepare EFI image on $DEVICE [y/N]?${CLEAR} "
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read RESPONSE
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if [ "$RESPONSE" != "y" ]; then
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echo "Image creation aborted"
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exit 0
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fi
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#
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# Prepare the temporary working space
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#
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TMPDIR=$(mktemp -d mkefidisk-XXX) || die "Failed to create temporary mounting directory."
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HDDIMG_MNT=$TMPDIR/hddimg
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HDDIMG_ROOTFS_MNT=$TMPDIR/hddimg_rootfs
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ROOTFS_MNT=$TMPDIR/rootfs
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BOOTFS_MNT=$TMPDIR/bootfs
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mkdir $HDDIMG_MNT || die "Failed to create $HDDIMG_MNT"
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mkdir $HDDIMG_ROOTFS_MNT || die "Failed to create $HDDIMG_ROOTFS_MNT"
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mkdir $ROOTFS_MNT || die "Failed to create $ROOTFS_MNT"
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mkdir $BOOTFS_MNT || die "Failed to create $BOOTFS_MNT"
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#
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# Partition $DEVICE
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#
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DEVICE_SIZE=$(parted -s $DEVICE unit mb print | grep ^Disk | cut -d" " -f 3 | sed -e "s/MB//")
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# If the device size is not reported there may not be a valid label
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if [ "$DEVICE_SIZE" = "" ] ; then
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parted -s $DEVICE mklabel msdos || die "Failed to create MSDOS partition table"
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DEVICE_SIZE=$(parted -s $DEVICE unit mb print | grep ^Disk | cut -d" " -f 3 | sed -e "s/MB//")
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fi
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SWAP_SIZE=$((DEVICE_SIZE*SWAP_RATIO/100))
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ROOTFS_SIZE=$((DEVICE_SIZE-BOOT_SIZE-SWAP_SIZE))
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ROOTFS_START=$((BOOT_SIZE))
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ROOTFS_END=$((ROOTFS_START+ROOTFS_SIZE))
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SWAP_START=$((ROOTFS_END))
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# MMC devices use a partition prefix character 'p'
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PART_PREFIX=""
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if [ ! "${DEVICE#/dev/mmcblk}" = "${DEVICE}" ] || [ ! "${DEVICE#/dev/loop}" = "${DEVICE}" ]; then
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PART_PREFIX="p"
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fi
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BOOTFS=$DEVICE${PART_PREFIX}1
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ROOTFS=$DEVICE${PART_PREFIX}2
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SWAP=$DEVICE${PART_PREFIX}3
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TARGET_PART_PREFIX=""
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if [ ! "${TARGET_DEVICE#/dev/mmcblk}" = "${TARGET_DEVICE}" ]; then
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TARGET_PART_PREFIX="p"
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fi
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TARGET_ROOTFS=$TARGET_DEVICE${TARGET_PART_PREFIX}2
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TARGET_SWAP=$TARGET_DEVICE${TARGET_PART_PREFIX}3
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echo ""
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info "Boot partition size: $BOOT_SIZE MB ($BOOTFS)"
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info "ROOTFS partition size: $ROOTFS_SIZE MB ($ROOTFS)"
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info "Swap partition size: $SWAP_SIZE MB ($SWAP)"
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echo ""
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# Use MSDOS by default as GPT cannot be reliably distributed in disk image form
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# as it requires the backup table to be on the last block of the device, which
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# of course varies from device to device.
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info "Partitioning installation media ($DEVICE)"
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debug "Deleting partition table on $DEVICE"
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dd if=/dev/zero of=$DEVICE bs=512 count=2 >$OUT 2>&1 || die "Failed to zero beginning of $DEVICE"
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debug "Creating new partition table (MSDOS) on $DEVICE"
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parted -s $DEVICE mklabel msdos >$OUT 2>&1 || die "Failed to create MSDOS partition table"
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debug "Creating boot partition on $BOOTFS"
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parted -s $DEVICE mkpart primary 0% $BOOT_SIZE >$OUT 2>&1 || die "Failed to create BOOT partition"
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debug "Enabling boot flag on $BOOTFS"
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parted -s $DEVICE set 1 boot on >$OUT 2>&1 || die "Failed to enable boot flag"
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debug "Creating ROOTFS partition on $ROOTFS"
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parted -s $DEVICE mkpart primary $ROOTFS_START $ROOTFS_END >$OUT 2>&1 || die "Failed to create ROOTFS partition"
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debug "Creating swap partition on $SWAP"
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parted -s $DEVICE mkpart primary $SWAP_START 100% >$OUT 2>&1 || die "Failed to create SWAP partition"
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if [ $DEBUG -eq 1 ]; then
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parted -s $DEVICE print
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fi
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#
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# Check if any $DEVICE partitions are mounted after partitioning
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#
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unmount_device || die "Failed to unmount $DEVICE partitions"
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#
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# Format $DEVICE partitions
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#
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info "Formatting partitions"
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debug "Formatting $BOOTFS as vfat"
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if [ ! "${DEVICE#/dev/loop}" = "${DEVICE}" ]; then
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mkfs.vfat -I $BOOTFS -n "EFI" >$OUT 2>&1 || die "Failed to format $BOOTFS"
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else
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mkfs.vfat $BOOTFS -n "EFI" >$OUT 2>&1 || die "Failed to format $BOOTFS"
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fi
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debug "Formatting $ROOTFS as ext3"
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mkfs.ext3 -F $ROOTFS -L "ROOT" >$OUT 2>&1 || die "Failed to format $ROOTFS"
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debug "Formatting swap partition ($SWAP)"
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mkswap $SWAP >$OUT 2>&1 || die "Failed to prepare swap"
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#
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# Installing to $DEVICE
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#
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debug "Mounting images and device in preparation for installation"
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mount -o ro,loop $HDDIMG $HDDIMG_MNT >$OUT 2>&1 || error "Failed to mount $HDDIMG"
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mount -o ro,loop $HDDIMG_MNT/rootfs.img $HDDIMG_ROOTFS_MNT >$OUT 2>&1 || error "Failed to mount rootfs.img"
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mount $ROOTFS $ROOTFS_MNT >$OUT 2>&1 || error "Failed to mount $ROOTFS on $ROOTFS_MNT"
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mount $BOOTFS $BOOTFS_MNT >$OUT 2>&1 || error "Failed to mount $BOOTFS on $BOOTFS_MNT"
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info "Preparing boot partition"
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EFIDIR="$BOOTFS_MNT/EFI/BOOT"
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cp $HDDIMG_MNT/vmlinuz $BOOTFS_MNT >$OUT 2>&1 || error "Failed to copy vmlinuz"
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# Copy the efi loader and configs (booti*.efi and grub.cfg if it exists)
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cp -r $HDDIMG_MNT/EFI $BOOTFS_MNT >$OUT 2>&1 || error "Failed to copy EFI dir"
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# Silently ignore a missing systemd-boot loader dir (we might just be a GRUB image)
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cp -r $HDDIMG_MNT/loader $BOOTFS_MNT >$OUT 2>&1
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# Update the boot loaders configurations for an installed image
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# Remove any existing root= kernel parameters and:
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# o Add a root= parameter with the target rootfs
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# o Specify ro so fsck can be run during boot
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# o Specify rootwait in case the target media is an asyncronous block device
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# such as MMC or USB disks
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# o Specify "quiet" to minimize boot time when using slow serial consoles
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# Look for a GRUB installation
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GRUB_CFG="$EFIDIR/grub.cfg"
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if [ -e "$GRUB_CFG" ]; then
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info "Configuring GRUB"
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# Delete the install entry
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sed -i "/menuentry 'install'/,/^}/d" $GRUB_CFG
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# Delete the initrd lines
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sed -i "/initrd /d" $GRUB_CFG
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# Delete any LABEL= strings
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sed -i "s/ LABEL=[^ ]*/ /" $GRUB_CFG
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sed -i "s@ root=[^ ]*@ @" $GRUB_CFG
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sed -i "s@vmlinuz @vmlinuz root=$TARGET_ROOTFS ro rootwait console=ttyS0 console=tty0 @" $GRUB_CFG
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fi
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# Look for a systemd-boot installation
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SYSTEMD_BOOT_ENTRIES="$BOOTFS_MNT/loader/entries"
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SYSTEMD_BOOT_CFG="$SYSTEMD_BOOT_ENTRIES/boot.conf"
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if [ -d "$SYSTEMD_BOOT_ENTRIES" ]; then
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info "Configuring SystemD-boot"
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# remove the install target if it exists
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rm $SYSTEMD_BOOT_ENTRIES/install.conf >$OUT 2>&1
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if [ ! -e "$SYSTEMD_BOOT_CFG" ]; then
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echo "ERROR: $SYSTEMD_BOOT_CFG not found"
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fi
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sed -i "/initrd /d" $SYSTEMD_BOOT_CFG
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sed -i "s@ root=[^ ]*@ @" $SYSTEMD_BOOT_CFG
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sed -i "s@options *LABEL=boot @options LABEL=Boot root=$TARGET_ROOTFS ro rootwait console=ttyS0 console=tty0 @" $SYSTEMD_BOOT_CFG
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fi
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# Ensure we have at least one EFI bootloader configured
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if [ ! -e $GRUB_CFG ] && [ ! -e $SYSTEMD_BOOT_CFG ]; then
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die "No EFI bootloader configuration found"
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fi
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info "Copying ROOTFS files (this may take a while)"
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cp -a $HDDIMG_ROOTFS_MNT/* $ROOTFS_MNT >$OUT 2>&1 || die "Root FS copy failed"
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echo "$TARGET_SWAP swap swap defaults 0 0" >> $ROOTFS_MNT/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 $ROOTFS_MNT/etc/udev/ ] ; then
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echo "$TARGET_DEVICE" >> $ROOTFS_MNT/etc/udev/mount.blacklist
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fi
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# Add startup.nsh script for automated boot
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printf "fs0:\%s\BOOT\%s\n" "EFI" "bootx64.efi" > $BOOTFS_MNT/startup.nsh
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# Call cleanup to unmount devices and images and remove the TMPDIR
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cleanup
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echo ""
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if [ $WARNINGS -ne 0 ] && [ $ERRORS -eq 0 ]; then
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echo "${YELLOW}Installation completed with warnings${CLEAR}"
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echo "${YELLOW}Warnings: $WARNINGS${CLEAR}"
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elif [ $ERRORS -ne 0 ]; then
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echo "${RED}Installation encountered errors${CLEAR}"
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echo "${RED}Errors: $ERRORS${CLEAR}"
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echo "${YELLOW}Warnings: $WARNINGS${CLEAR}"
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else
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success "Installation completed successfully"
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fi
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echo ""
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