#!/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

case ${PHASE} in
    "pre-up")
        /usr/bin/mkdir -p /run/netns
        /usr/bin/ln -sfTv /proc/$(cat {{ services_service_user_containers }}/pidfile)/ns/net /run/netns/{{ services_service_user_name }}

        /usr/sbin/ip link add name ${IFACE} type veth peer name veth0 netns {{ services_service_user_name }}
        ;;
    "post-up")
        if ! /usr/sbin/ip link set dev ${IFACE} master {{ services_service_bridge_name }}
        then
            /usr/sbin/ip link set dev ${IFACE} down
        fi
        ;;
    "pre-down")
        /usr/sbin/ip link set dev ${IFACE} nomaster
        ;;
    "post-down")
        /usr/sbin/ip link delete dev ${IFACE}

        /usr/bin/rm /run/netns/{{ services_service_user_name }}
        ;;
esac