docker-compose.yml

version: "3"
services:
  server:
    image: ${IMAGE_NAME:-moritzheiber/consul-connect}
    command: agent -server -ui -log-level=${LOG_LEVEL:-info} -advertise='{{GetAllInterfaces | include "network" "10.120.0.0/24" | attr "address"}}' -client=0.0.0.0 -data-dir=/tmp/state -bootstrap -config-dir=/tmp/server
    networks:
      - gossip
      - external
    ports:
      - "8501:8500"
  db-agent:
    restart: on-failure
    image: ${IMAGE_NAME:-moritzheiber/consul-connect}
    cap_add:
      - NET_BIND_SERVICE
    command: agent -log-level=debug -node=database -join=server -client='{{GetAllInterfaces | include "network" "10.121.0.0/24" | attr "address"}}' -bind='{{GetAllInterfaces | include "network" "10.120.0.0/24" | attr "address"}}' -data-dir=/tmp/state -dns-port 53 -config-dir /tmp/db
    networks:
      gossip:
      consul-db:
        ipv4_address: 10.121.0.254

  db-proxy:
    restart: on-failure
    image: ${IMAGE_NAME:-moritzheiber/consul-connect}
    environment:
      CONSUL_HTTP_ADDR: 10.121.0.254:8500
    command: connect proxy -service postgres -service-addr 10.121.0.10:5432 -listen=10.123.0.253:20001 -register
    networks:
      consul-db:
        ipv4_address: 10.121.0.253
      proxy:
        ipv4_address: 10.123.0.253
  db:
    image: postgres:10-alpine
    dns: 10.121.0.254
    networks:
      consul-db:
        ipv4_address: 10.121.0.10
  client-agent:
    restart: on-failure
    image: ${IMAGE_NAME:-moritzheiber/consul-connect}
    cap_add:
      - NET_BIND_SERVICE
    command: agent -log-level=debug -node=client -join=server -client='{{GetAllInterfaces | include "network" "10.122.0.0/24" | attr "address"}}' -bind='{{GetAllInterfaces | include "network" "10.120.0.0/24" | attr "address"}}' -data-dir=/tmp/state -dns-port 53 -config-dir=/tmp/client
    networks:
      gossip:
      consul-client:
        ipv4_address: 10.122.0.254
  client-proxy:
    restart: on-failure
    image: ${IMAGE_NAME:-moritzheiber/consul-connect}
    environment:
      CONSUL_HTTP_ADDR: 10.122.0.254:8500
    command: connect proxy -service client -upstream=postgres:5432
    networks:
      proxy:
      consul-client:
        ipv4_address: 10.122.0.253

networks:
  gossip:
    internal: true
    ipam:
      driver: default
      config:
        - subnet: 10.120.0.0/24
  consul-db:
    internal: true
    ipam:
      driver: default
      config:
        - subnet: 10.121.0.0/24
  consul-client:
    internal: true
    ipam:
      driver: default
      config:
        - subnet: 10.122.0.0/24
  proxy:
    internal: true
    ipam:
      driver: default
      config:
        - subnet: 10.123.0.0/24
  external: