a docker compose file for two matrix synapse server doing federation

compose.yaml

services:

  matrix-left-org:
    image: matrixdotorg/synapse:v1.71.0
    hostname: synapse.left-org.lan
    networks:
      - matrix-lan
    ports:
      - 8808:8008
    volumes:
      - synapse-left-org:/data
    labels:
      - traefik.enable=true
      # CLIENT
      - traefik.http.routers.left-org-client.rule=Host(`matrix.left-org.lan`)
      - traefik.http.routers.left-org-client.entrypoints=matrix-client
      - traefik.http.routers.left-org-client.service=left-org-client
      - traefik.http.routers.left-org-client.tls=true
      - traefik.http.services.left-org-client.loadbalancer.server.port=8008
      - traefik.http.services.left-org-client.loadbalancer.healthcheck.path=/health
      # FEDERATION
      - traefik.http.routers.left-org-federation.rule=Host(`matrix.left-org.lan`)
      - traefik.http.routers.left-org-federation.entrypoints=matrix-federation
      - traefik.http.routers.left-org-federation.service=left-org-federation
      - traefik.http.routers.left-org-federation.tls=true
      - traefik.http.services.left-org-federation.loadbalancer.server.port=8448
      - traefik.http.services.left-org-federation.loadbalancer.healthcheck.path=/health


  matrix-right-org:
    image: matrixdotorg/synapse:v1.71.0
    hostname: synapse.right-org.lan
    networks:
      - matrix-lan
    ports:
      - 8908:8008
    volumes:
      - synapse-right-org:/data
    labels:
      - traefik.enable=true
      # CLIENT
      - traefik.http.routers.right-org-client.rule=Host(`matrix.right-org.lan`)
      - traefik.http.routers.right-org-client.entrypoints=matrix-client
      - traefik.http.routers.right-org-client.service=right-org-client
      - traefik.http.routers.right-org-client.tls=true
      - traefik.http.services.right-org-client.loadbalancer.server.port=8008
      - traefik.http.services.right-org-client.loadbalancer.healthcheck.path=/health
      # FEDERATION
      - traefik.http.routers.right-org-federation.rule=Host(`matrix.right-org.lan`)
      - traefik.http.routers.right-org-federation.entrypoints=matrix-federation
      - traefik.http.routers.right-org-federation.service=right-org-federation
      - traefik.http.routers.right-org-federation.tls=true
      - traefik.http.services.right-org-federation.loadbalancer.server.port=8448
      - traefik.http.services.right-org-federation.loadbalancer.healthcheck.path=/health

  traefik:
    image: traefik:v2.9.5
    command: --api.insecure=true --providers.docker
    hostname: traefik.lan
    networks:
      matrix-lan:
        aliases:
          - "matrix.left-org.lan"
          - "matrix.right-org.lan"
    ports:
      # synapse client
      - 8008:8008
      # The Web UI (enabled by --api.insecure=true)
      - 8080:8080
      # synapse federation
      - 8448:8448
    volumes:
      - traefik-right-org:/etc/traefik
      - /var/run/docker.sock:/var/run/docker.sock:ro

networks:
  matrix-lan:
    driver: bridge
    ipam:
      driver: default
      config:
        - subnet: "172.28.29.0/24"
          gateway: "172.28.29.1"

volumes:
  synapse-left-org:
    driver: local
    driver_opts:
      o: bind
      type: none
      device: /Users/Container/synapse-left-org
  synapse-right-org:
    driver: local
    driver_opts:
      o: bind
      type: none
      device: /Users/Container/synapse-right-org
  traefik-right-org:
    driver: local
    driver_opts:
      o: bind
      type: none
      device: /Users/Container/traefik-right-org