version: '3.8'

services:
  dnsmasq:
    image: jpillora/dnsmasq
    container_name: dnsmasq
    restart: unless-stopped
    ports:
      - "53:53/udp"
      - "53:53/tcp"
    volumes:
      - ./dnsmasq/dnsmasq.conf:/etc/dnsmasq.conf:ro
    cap_add:
      - NET_ADMIN
    networks:
      devnet:
        ipv4_address: ${DNSMASQ_IP}
    healthcheck:
      test: ["CMD", "nslookup", "localhost", "127.0.0.1"]
      interval: 30s
      timeout: 5s
      retries: 3

networks:
  devnet:
    external: true