#!/usr/bin/env bash

if [[ ! -f /config/dnsmasq.conf ]]; then
    echo "* Creating /config/dnsmasq.conf"
    sed 's/^conf-dir=\/etc\//conf-dir=\/config\//g' /etc/dnsmasq.conf > /config/dnsmasq.conf
fi
if [[ ! -f /config/hosts/hosts ]]; then
    echo "* Creating /config/hosts/hosts"
    mkdir /config/hosts
    cp /etc/hosts /config/hosts/hosts
fi
if [[ ! -f /config/resolv.conf ]]; then
    echo "* Creating /config/resolv.conf"
    cp /etc/resolv.conf /config/resolv.conf
fi
if [[ ! -d /config/dnsmasq.d ]]; then
    echo "* Creating /config/dnsmasq.d"
    mkdir /config/dnsmasq.d
fi

if [[ "$1" == "start" ]]; then
    /usr/sbin/dnsmasq \
        --conf-fil=/config/dnsmasq.conf \
        --no-daemon --no-hosts  \
        --keep-in-foreground \
        --resolv-file=/config/resolv.conf \
        --hostsdir=/config/hosts
else
    exec "$@"
fi