version: '3'

services:
  roach1:
    image: cockroachdb/cockroach:latest
    command: "start --insecure"
    deploy:
      replicas: 1
    ports:
      - 8080

  roachN:
    image: cockroachdb/cockroach:latest
    command: "start --insecure --join=roach1,roachN"
    deploy:
      mode: global