version: '3.7'
services:
  router1:
    build: .
    networks:
      backbone:
        ipv4_address: 192.0.2.11
      test-net-1:
        ipv4_address: 10.69.1.2
      test-net-v6-1:
      backbone-v6:
        ipv6_address: 2001:db8:bb:1::11
    cap_add:
    - NET_ADMIN   # configure routes
    volumes:
    - ./bird-1.conf:/etc/bird.conf

  router2:
    build: .
    networks:
      backbone:
        ipv4_address: 192.0.2.12
      backbone-v6:
        ipv6_address: 2001:db8:bb:1::12
    cap_add:
    - NET_ADMIN   # configure routes
    volumes:
    - ./bird-2.conf:/etc/bird.conf

  router3:
    build: .
    networks:
      backbone:
        ipv4_address: 192.0.2.13
      test-net-2:
        ipv4_address: 10.69.2.2
      test-net-v6-1:
      backbone-v6:
        ipv6_address: 2001:db8:bb:1::13
    cap_add:
    - NET_ADMIN   # configure routes
    volumes:
    - ./bird-3.conf:/etc/bird.conf
  router4:
    build: .
    networks:
      backbone:
        ipv4_address: 192.0.2.14
      backbone-v6:
        ipv6_address: 2001:db8:bb:1::14
    cap_add:
    - NET_ADMIN   # configure routes
    volumes:
    - ./bird-4.conf:/etc/bird.conf

  client1:
    build: .
    networks:
      test-net-1:
        ipv4_address: 10.69.1.11
      test-net-v6-1:
        ipv6_address: 2001:db8:69:1::11
    cap_add:
    - NET_ADMIN   # configure routes
    command:
    - sh
    - -c 
    - "ip route replace default via 10.69.1.2; sleep 9999999"

  client2:
    build: .
    networks:
      test-net-2:
        ipv4_address: 10.69.2.11
      test-net-v6-2:
        ipv6_address: 2001:db8:69:2::11
    cap_add:
    - NET_ADMIN   # configure routes
    command:
    - sh
    - -c 
    - "ip route replace default via 10.69.2.2; sleep 9999999"

networks:
  backbone:
    driver: bridge
    ipam:
      config:
        - subnet: 192.0.2.0/24

  test-net-1:
    driver: bridge
    ipam:
      config:
        - subnet: 10.69.1.0/24
  test-net-2:
    driver: bridge
    ipam:
      config:
        - subnet: 10.69.2.0/24

  backbone-v6:
    external:
      name: backbone-v6
  test-net-v6-1:
    external:
      name: test-net-v6-1
  test-net-v6-2:
    external:
      name: test-net-v6-2