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|
#!/bin/sh
# This file is part of the OpenADK project.
# Do update.
GRUB=$(which grub-reboot)
if [ "${GRUB}" = "/usr/sbin/grub-reboot" ]; then
REVERSE=0
else
REVERSE=1
fi
DISK=@@DISK@@
if [ $REVERSE -eq 1 ]; then
PART0="/dev/${DISK}p1"
PART1="/dev/${DISK}p2"
else
PART0="/dev/${DISK}2"
PART1="/dev/${DISK}3"
fi
# Name of the archive, which is the firmware. For this file is the checksum calculated and
# checked against the one from the tar archive.
FW_NAME="openadk.tar.xz"
CHECK_SUM_FILE="sha256.txt"
TMP_MOUNT="/mnt"
if [ -z $1 ]; then
echo "Usage: $0 <full path to update filename>"
exit 1
fi
if [ ! -f $1 ]; then
echo "File $1 not found"
exit 1
fi
FIRMWARE=$1
echo "Validate new firmware $FIRMWARE"
echo "Extract checksum file ..."
cmd="tar -xf $FIRMWARE $CHECK_SUM_FILE"
$cmd
if [ ! -f $CHECK_SUM_FILE ];then
echo "No checksum file found! $CHECK_SUM_FILE"
exit 3
fi
if [ $(wc -m $CHECK_SUM_FILE | cut -d\ -f1) -eq 65 ];then
echo "Found a checksum in file $CHECK_SUM_FILE"
else
echo "No checksum found in archive! $(wc -m $CHECK_SUM_FILE | cut -d\ -f1)"
exit 4
fi
CHECK_SUM_UPDATE_FILE="$(cat $CHECK_SUM_FILE)"
echo "Calculate the checksum of the new firmware ..."
CHECK_SUM_NEW_SYSTEM=$(tar -xf $FIRMWARE $FW_NAME -O | sha256sum - |cut -d\ -f1)
echo "Compare the checksums ..."
if [ "X$CHECK_SUM_NEW_SYSTEM" = "X$CHECK_SUM_UPDATE_FILE" ]; then
echo "Checksum verified (they match) ..."
else
echo "Checksum does not match!"
echo "${CHECK_SUM_UPDATE_FILE} "
echo "${CHECK_SUM_NEW_SYSTEM}"
fi
echo "First unmount $TMP_MOUNT the spare partition just in case ..."
umount $TMP_MOUNT 2>/dev/null
# create the mkfs options depending on which is the active partition
CURRENT_SYS="$(rdev /|awk '{ print $1 }')"
case "$CURRENT_SYS" in
"$PART0")
MOUNTPART="$PART1"
PARTNUM=2
OS=OpenADK2
;;
"$PART1")
MOUNTPART="$PART0"
PARTNUM=1
OS=OpenADK1
;;
*)
echo "Current partition $CURRENT_SYS not recognized"
exit 5
;;
esac
echo "Currently the system is running on $CURRENT_SYS"
# Create filesystem on inactive partition
echo "The partition $MOUNTPART is going to be prepared for the new system."
echo "Creating the filesystem ..."
mkfs.ext2 -j -q -F $MOUNTPART
if [ $? -ne 0 ];then
echo "It was not possible to create the new filesystem on $MOUNTPART"
exit 6
fi
echo "Mount the new partition $MOUNTPART ..."
mount -t ext4 $MOUNTPART $TMP_MOUNT
if [ $? -ne 0 ];then
echo "It was not possible to mount the partition for the new system!"
echo "Please reboot the system and try to update again."
exit 7
fi
cd $TMP_MOUNT
echo "The new system is going to be extracted into the partition $MOUNTPART ..."
tar -xf $FIRMWARE $FW_NAME -O|tar -xJf -
if [ $? -ne 0 ]; then
echo "The extraction of the new system failed!"
echo "Please reboot the system and try to update again."
cd /
umount $MOUNTPART
exit 8
fi
echo "Checking the new system on next boot"
touch $TMP_MOUNT/firmware_check
if [ $? -ne 0 ]; then
echo "General ERROR"
echo "Please reboot the system and try to update again."
cd /
umount $MOUNTPART
exit 9
fi
# echo "DD.MM.YYYY hh:mm:hh\n$(date '+%d.%m.%Y %H:%M:%S')" > install_date.txt
date '+%d.%B.%Y %H:%M:%S' > $TMP_MOUNT/installation_date.txt
if [ $? -ne 0 ]; then
echo "General ERROR"
echo "Please reboot the system and try to update again."
cd /
umount $MOUNTPART
exit 9
fi
echo "$CHECK_SUM_NEW_FW" >> $TMP_MOUNT/installation_date.txt
if [ $? -ne 0 ]; then
echo "General ERROR"
echo "Please reboot the system and try to update again."
cd /
umount $MOUNTPART
exit 9
fi
cd /
umount $MOUNTPART
if [ $REVERSE -eq 1 ]; then
echo "Switch bootable partition to new system"
sfdisk -A /dev/$DISK $PARTNUM >/dev/null 2>&1
else
grep /boot /proc/mounts 2>/dev/null
if [ $? -eq 0 ]; then
mount -o remount,rw /boot
else
mount /dev/sda1 /boot
fi
grub-reboot $OS
grep /boot /proc/mounts 2>/dev/null
if [ $? -eq 0 ]; then
mount -o remount,ro /boot
else
umount /boot
fi
fi
sync
echo "Reboot now to the updated system $OS"
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