#!/bin/sh

#set -e

# initramfs-tools header

PREREQ=""

prereqs()
{
	echo "${PREREQ}"
}

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

# live-initramfs header

if [ -z "${UPGRADE}" ]
then
	exit 0
fi

. /scripts/live-functions

log_begin_msg "Enabling apt upgrade..."

# live-initramfs script

cat > /root/etc/init.d/apt-upgrade << EOF
#!/bin/sh

NOTTY="-q -y -o DPkg::Options::=--force-confdef"
UPGRADEOPTS="dist-upgrade"
DEBIAN_FRONTEND="noninteractive"
export DEBIAN_FRONTEND

apt-get -q=2 update && apt-get \${NOTTY} -u \${UPGRADEOPTS}
EOF

chmod 0755 /root/etc/init.d/apt-upgrade

chroot /root update-rc.d apt-upgrade defaults 99

log_end_msg