val getElasticActor = actor {
    react {
      case ctx: RequestContext => reply {
        ctx.complete(OK, "")
        val node = nodeBuilder().client(true).node()
        val client = node.client()
        client.close()
        node.close()
      }
      case _ => exit()
    }
  }

  val sentimentService = {
    path("elastic") {
      get { getElasticActor ! _ }
    }
  }