docker-compose-4-node.yml

# The 4-node topology is comprised of routers xrd31 thru xrd34

services:
# Ubuntu containers
  source:
    non_xr: true
    image: alpine:3.15
    container_name: source
    stdin_open: true
    tty: true
    cap_add:
      - NET_ADMIN
    command: /bin/sh -c "ip route add 10.0.0.0/8 via 10.0.25.1 && /bin/sh"
    networks:
      source-xrd25:
        ipv4_address: 10.0.25.2

# XRd
  xrd91:
    xr_startup_cfg: config/xrd91.cfg
    xr_interfaces:
      - Gi0/0/0/0
      - Gi0/0/0/1
      - Gi0/0/0/2
      - Gi0/0/0/3
      - Mg0/RP0/CPU0/0
  xrd92:
    xr_startup_cfg: config/xrd92.cfg
    xr_interfaces:
      - Gi0/0/0/0
      - Gi0/0/0/1
      - Gi0/0/0/2
      - Gi0/0/0/3
      - Mg0/RP0/CPU0/0
  xrd93:
    xr_startup_cfg: config/xrd93.cfg
    xr_interfaces:
      - Gi0/0/0/0
      - Gi0/0/0/1
      - Gi0/0/0/2
      - Gi0/0/0/3
      - Mg0/RP0/CPU0/0
  xrd94:
    xr_startup_cfg: config/xrd94.cfg
    xr_interfaces:
      - Gi0/0/0/0
      - Gi0/0/0/1
      - Gi0/0/0/2
      - Gi0/0/0/3
      - Mg0/RP0/CPU0/0


xr_l2networks:
  - ["xrd91:Gi0/0/0/0", "xrd92:Gi0/0/0/0"]
  - ["xrd91:Gi0/0/0/1", "xrd93:Gi0/0/0/2"]
  - ["xrd92:Gi0/0/0/2", "xrd94:Gi0/0/0/0"]
  - ["xrd93:Gi0/0/0/1", "xrd94:Gi0/0/0/1"]


networks:
  mgmt:
    xr_interfaces:
      - xrd91:Mg0/RP0/CPU0/0
      - xrd92:Mg0/RP0/CPU0/0
      - xrd93:Mg0/RP0/CPU0/0
      - xrd94:Mg0/RP0/CPU0/0

    ipam:
      config:
        - subnet: 172.40.0.0/24
  xrd91-host:
    ipam:
      config:
        - subnet: 10.0.91.0/24
    xr_interfaces:
      - xrd91:Gi0/0/0/2
  xrd94-host:
    ipam:
      config:
        - subnet: 10.10.94.0/24
    xr_interfaces:
      - xrd94:Gi0/0/0/2