#!/usr/bin/env bash

if [ ${MODE} == "start" ]
then
    set -ue
elif [ ${MODE} == "stop" ]
then
    set -u
else
    echo "$(basename ${0}): mode must be one of either 'start' or 'stop'" 1>&2
    exit 1
fi

IFDIR={{ system_etc_root_directory }}/network/interfaces/${IFACE}

case ${PHASE} in
    "pre-up")
        /usr/bin/envsubst '${IFACE}' < ${IFDIR}/nftables/up.nft | /usr/sbin/nft -f /dev/stdin
        ;;
    "post-up")
        ;;
    "pre-down")
        ;;
    "post-down")
        /usr/bin/envsubst '${IFACE}' < ${IFDIR}/nftables/down.nft | /usr/sbin/nft -f /dev/stdin
        ;;
esac