docker-compose.yml

version: '3'

services:
    etcd-1:
        container_name: etcd1
        image: quay.io/coreos/etcd:v3.1.20
        restart: 'always'
        entrypoint: /usr/local/bin/etcd
        command:
            - '--name=etcd-1'
            - '--initial-advertise-peer-urls=http://etcd-1:2380'
            - '--listen-peer-urls=http://etcd-1:2380'
            - '--listen-client-urls=http://etcd-1:2379,http://localhost:2379,http://etcd-1:9999'
            - '--advertise-client-urls=http://etcd-1:2379'
            - '--initial-cluster-token=mys3cr3ttok3n'
            - '--heartbeat-interval=250'
            - '--election-timeout=1250'
            - '--initial-cluster=etcd-1=http://etcd-1:2380,etcd-2=http://etcd-2:2380'
            - '--initial-cluster-state=new'
        ports:
            - 2379
            - 9999:9999
        volumes:
            - etcd1:/etcd_data
    etcd-2:
        container_name: etcd2
        image: quay.io/coreos/etcd:v3.1.20
        restart: 'always'
        entrypoint: /usr/local/bin/etcd
        command:
            - '--name=etcd-2'
            - '--initial-advertise-peer-urls=http://etcd-2:2380'
            - '--listen-peer-urls=http://etcd-2:2380'
            - '--listen-client-urls=http://etcd-2:2379,http://localhost:2379'
            - '--advertise-client-urls=http://etcd-2:2379'
            - '--initial-cluster-token=mys3cr3ttok3n'
            - '--heartbeat-interval=250'
            - '--election-timeout=1250'
            - '--initial-cluster=etcd-1=http://etcd-1:2380,etcd-2=http://etcd-2:2380'
            - '--initial-cluster-state=new'
        ports:
            - 2379
        volumes:
            - etcd2:/etcd_data
    ping:
     build: .
     command: node main.js
     ports:
      - 8000:8000
volumes:
    etcd1:
    etcd2: