itamae/cookbooks/grafana/files/etc/consul.d/service-grafana.json

{
  "service": {
    "name": "grafana",
    "port": 3000,
    "check":{
      "tcp": "localhost:3000",
      "tls_skip_verify": false,
      "interval": "60s",
      "timeout": "1s"
    }
  }
}