#!/bin/sh

. /lib/functions.sh
. /lib/functions/system.sh

export IMAGE="$1"
COMMAND="$2"

export ARGV="$IMAGE"
export ARGC=1

export SAVE_CONFIG=1
export SAVE_PARTITIONS=1

export INTERACTIVE=0
export VERBOSE=1
export CONFFILES=/tmp/sysupgrade.conffiles
export CONF_TAR=/tmp/sysupgrade.tgz


[ -f "$CONF_TAR" ] || export SAVE_CONFIG=0
[ -f /tmp/sysupgrade.always.overwrite.bootdisk.partmap ] && export SAVE_PARTITIONS=0

include /lib/upgrade


killall -9 telnetd
killall -9 dropbear
killall -9 ash

kill_remaining TERM
sleep 3
kill_remaining KILL 1

sleep 1


if [ -n "$IMAGE" ] && type 'platform_pre_upgrade' >/dev/null 2>/dev/null; then
	IS_PRE_UPGRADE=1 platform_pre_upgrade "$IMAGE"

	# Needs to be unset again because of busybox weirdness ...
	IS_PRE_UPGRADE=
fi

if [ -n "$(rootfs_type)" ]; then
	echo "Switching to ramdisk..."
	run_ramfs "$COMMAND"
else
	exec /bin/busybox ash -c "$COMMAND"
fi