docker-compose.yaml

version: '3'
services:
  ironman:
    container_name: ironman
    hostname: ironman
    image: quay.io/coreos/etcd:v3.5.0
    environment:
      ETCDCTL_API: '3'
    volumes:
      - ./data/ironman/:/data
    command: |
      /usr/local/bin/etcd
      --name ironman
      --advertise-client-urls http://ironman:2379
      --listen-client-urls http://0.0.0.0:2379
      --initial-advertise-peer-urls http://ironman:2380
      --listen-peer-urls http://0.0.0.0:2380
      --initial-cluster-token etcd-cluster-1
      --initial-cluster ironman=http://ironman:2380,thor=http://thor:2380,cap=http://cap:2380
      --data-dir /data
      --initial-cluster-state new
    expose:
      - "2379"
      - "2380"
    networks:
      - etcd-marvel
  thor:
    container_name: thor
    hostname: thor
    image: quay.io/coreos/etcd:v3.5.0
    environment:
      ETCDCTL_API: '3'
    volumes:
      - ./data/thor/:/data
    command: |
      /usr/local/bin/etcd
      --name thor
      --advertise-client-urls http://thor:2379
      --listen-client-urls http://0.0.0.0:2379
      --initial-advertise-peer-urls http://thor:2380
      --listen-peer-urls http://0.0.0.0:2380
      --initial-cluster-token etcd-cluster-1
      --initial-cluster ironman=http://ironman:2380,thor=http://thor:2380,cap=http://cap:2380
      --data-dir /data
      --initial-cluster-state new
    expose:
      - "2379"
      - "2380"
    networks:
      - etcd-marvel
  cap:
    container_name: cap
    hostname: cap
    environment:
      ETCDCTL_API: '3'
    image: quay.io/coreos/etcd:v3.5.0
    volumes:
      - ./data/cap/:/data
    command: |
      /usr/local/bin/etcd
      --name cap
      --advertise-client-urls http://cap:2379
      --listen-client-urls http://0.0.0.0:2379
      --initial-advertise-peer-urls http://cap:2380
      --listen-peer-urls http://0.0.0.0:2380
      --initial-cluster-token etcd-cluster-1
      --initial-cluster ironman=http://ironman:2380,thor=http://thor:2380,cap=http://cap:2380
      --data-dir /data
      --initial-cluster-state new
    expose:
      - "2379"
      - "2380"
    networks:
      - etcd-marvel
  client:
    container_name: client
    hostname: client
    image: quay.io/coreos/etcd:v3.5.0
    command: /bin/sh
    tty: true
    stdin_open: true
    environment:
      ETCDCTL_ENDPOINTS: "http://ironman:2379,http://thor:2379,http://cap:2379"
      ETCDCTL_API: '3'
    volumes:
      - ./data/:/data
    networks:
      - etcd-marvel
networks:
  etcd-marvel:
    driver: bridge
    ipam:
      driver: default
      config:
        - subnet: 172.30.0.0/16
          gateway: 172.30.0.1