code: function Graphite(host, port, eventPort, secure, log) {
    this.client = graphite.createClient(sprintf('plaintext://%s:%s/', host, port));
    this.secure = secure;
    this.host = host;
    this.port = port;
    this.eventPort = eventPort;
    this.log = log || logmagic.local('graphite');
  }
docs: Graphite client
  @constructor
  @param {String} host Graphite host.
  @param {Number} port Graphite port.
  @param {Object} log An optional logging facility.