#!/bin/sh
PREREQ=""

# Output pre-requisites
prereqs()
{
        echo "$PREREQ"
}

case "$1" in
    prereqs)
        prereqs
        exit 0
        ;;
esac

USERDATA=/root/userdata/cache

[ -e "$USERDATA/ubuntu_command" ] || exit 0

echo "begin system-image hook" >/dev/kmsg
mount -o remount,rw /root >/dev/kmsg 2>&1
cd "$USERDATA"
system-image-upgrader "$USERDATA/ubuntu_command" >/dev/kmsg 2>&1 || true
echo "end system-image hook" >/dev/kmsg
