server1.json

{
    "node_name": "dcc-consul-server1",
    "server": true,
    "ui_config": {
      "enabled": true
    },
    "data_dir": "/consul/data",
    "addresses": {
      "http": "0.0.0.0"
    },
    "retry_join": ["dcc-consul-server2"],
    "connect": {
      "enabled": true
    }
  }