Consul Cluster with 6 containers.

docker-compose-6mach-consul-cluster.yml

version: '2'

networks:
  consul_net:
    driver: bridge
    ipam:
      driver: default
      config:
      -
        subnet: 172.16.238.0/24

services:

  consul_alpha:
    image: "consul"
    hostname: "consul_alpha"
    command: "agent -disable-host-node-id --client 0.0.0.0 --server --data-dir /tmp/consul --bootstrap-expect 3 -raft-protocol 3"
    networks:
      consul_net:
        ipv4_address: 172.16.238.10    
    ports:
      - "8301:8300"
      - "8401:8400"
      - "8501:8500"
      - "8601:8600"
      - "9001:9001"
    environment:
      - CONSUL_OPTS=-bootstrap-expect=3
        

  consul_bravo:
    image: "consul"
    hostname: "consul_bravo"
    command: "agent -disable-host-node-id --client 0.0.0.0 --server --data-dir /tmp/consul --retry-join 172.16.238.10 --bootstrap-expect 3 -raft-protocol 3"
    networks:
      consul_net:
        ipv4_address: 172.16.238.11
    ports:
      - "8302:8300"
      - "8402:8400"
      - "8502:8500"
      - "8602:8600"
      - "9002:9001"
  
  consul_charlie:
    image: "consul"
    hostname: "consul_charlie"
    command: "agent -disable-host-node-id --client 0.0.0.0 --server --data-dir /tmp/consul --retry-join 172.16.238.10 --bootstrap-expect 3 -raft-protocol 3"
    networks:
      consul_net:
        ipv4_address: 172.16.238.12
    ports:
      - "8303:8300"
      - "8403:8400"
      - "8503:8500"
      - "8603:8600"
      - "9003:9001"
  
  consul_delta:
    image: "consul"
    hostname: "consul_delta"
    command: "agent -disable-host-node-id --client 0.0.0.0 --server --data-dir /tmp/consul --retry-join 172.16.238.10 --bootstrap-expect 3 -raft-protocol 3"
    networks:
      consul_net:
        ipv4_address: 172.16.238.13
    ports:
      - "8304:8300"
      - "8404:8400"
      - "8504:8500"
      - "8604:8600"
      - "9004:9001"

  consul_echo:
    image: "consul"
    hostname: "consul_echo"
    command: "agent -disable-host-node-id --client 0.0.0.0 --server --data-dir /tmp/consul --retry-join 172.16.238.10 --bootstrap-expect 3 -raft-protocol 3"
    networks:
      consul_net:
        ipv4_address: 172.16.238.14
    ports:
      - "8305:8300"
      - "8405:8400"
      - "8505:8500"
      - "8605:8600"
      - "9005:9001"
  
  consul_foxtrot:
    image: "consul"
    hostname: "consul_foxtrot"
    command: "agent -disable-host-node-id --client 0.0.0.0 --server --data-dir /tmp/consul --retry-join 172.16.238.10 --bootstrap-expect 3 -raft-protocol 3"
    networks:
      consul_net:
        ipv4_address: 172.16.238.15
    ports:
      - "8306:8300"
      - "8406:8400"
      - "8506:8500"
      - "8606:8600"
      - "9006:9001"
  
  vault_alpha:
    depends_on:
      - consul_alpha
      - consul_bravo
      - consul_charlie
    image: "vault"
    hostname: "vault_alpha"
    networks:
      consul_net:
        ipv4_address: 172.16.238.21
    environment:
      VAULT_ADDR: http://172.16.238.21:8200
      VAULT_CLUSTER_ADDR: https://172.16.238.21:8200
      VAULT_REDIRECT_ADDR: http://172.16.238.21:8200
    ports:
      - "8201:8200"
    volumes:
      - ./tools/wait-for-it.sh:/wait-for-it.sh
      - ./config/vault:/config
    entrypoint: /wait-for-it.sh -t 40 -h consul_alpha -p 8500 -s -- vault server -config=/config/with-consul.hcl

  vault_bravo:
    depends_on:
      - consul_alpha
      - consul_bravo
      - consul_charlie
    image: "vault"
    hostname: "vault_bravo"
    networks:
      consul_net:
        ipv4_address: 172.16.238.22
    environment:
      VAULT_ADDR: http://172.16.238.22:8200
      VAULT_CLUSTER_ADDR: https://172.16.238.22:8200
      VAULT_REDIRECT_ADDR: http://172.16.238.22:8200
    ports:
      - "8202:8200"
    volumes:
      - ./tools/wait-for-it.sh:/wait-for-it.sh
      - ./config/vault:/config
    entrypoint: /wait-for-it.sh -t 40 -h consul_alpha -p 8500 -s -- vault server -config=/config/with-consul.hcl

  vault_charlie:
    depends_on:
      - consul_alpha
      - consul_bravo
      - consul_charlie
    image: "vault"
    hostname: "vault_charlie"
    networks:
      consul_net:
        ipv4_address: 172.16.238.23
    environment:
      VAULT_ADDR: http://172.16.238.23:8200
      VAULT_CLUSTER_ADDR: https://172.16.238.23:8200
      VAULT_REDIRECT_ADDR: http://172.16.238.23:8200
    ports:
      - "8203:8200"
    volumes:
      - ./tools/wait-for-it.sh:/wait-for-it.sh
      - ./config/vault:/config
    entrypoint: /wait-for-it.sh -t 40 -h consul_alpha -p 8500 -s -- vault server -config=/config/with-consul.hcl