#!/usr/bin/env bash
set -eux

if ! dnsmasq --version; then
    exit 1
fi

if [ $# -ne 2 ]; then
    echo "Usage $0 <listen_addr> <listen_port>" >2
    exit 1
fi

listen_addr=$1
listen_port=$2

exec dnsmasq \
    --no-resolv \
    --no-hosts \
    --no-daemon \
    --listen-addr="${listen_addr}" \
    --port="${listen_port}" \
    --host-record=example.com,10.0.0.1 \
    --host-record=example.com,10.0.0.2 \
    --host-record=example.com,10.0.0.3 \
    --host-record=example.com,10.0.0.4 \
    --host-record=example.com,fe80::6990:df6e:618:c096 \
    --host-record=mx.example.com,10.0.0.99 \
    --host-record=dns.example.com,10.0.0.99 \
    --ptr-record=99.0.0.10.in-addr.arpa,mx.example.com \
    --ptr-record=99.0.0.10.in-addr.arpa,dns.example.com \
    --txt-record=example.com,network-monitor,open-source,zeek \
    --txt-record=example.com,more-network-monitor,bro \
    --cname=www.example.com,example.com