Variance and higher max

Author: DiegoRBaquero

lib/client/websocket-tracker.js

@@ -16,8 +16,8 @@ var Tracker = require('./tracker')
 var socketPool = {}
 
 var RECONNECT_MINIMUM = 15 * 1000
-var RECONNECT_MAXIMUM = 5 * 60 * 1000
-var RECONNECT_RETRY = 30 * 1000
+var RECONNECT_MAXIMUM = 30 * 60 * 1000
+var RECONNECT_VARIANCE = 30 * 1000
 var OFFER_TIMEOUT = 50 * 1000
 
 inherits(WebSocketTracker, Tracker)
@@ -236,7 +236,7 @@ WebSocketTracker.prototype._onSocketError = function (err) {
 
 WebSocketTracker.prototype._startReconnectTimer = function () {
   var self = this
-  var ms = Math.min(RECONNECT_MINIMUM + (self.retries * RECONNECT_RETRY), RECONNECT_MAXIMUM)
+  var ms = Math.floor(Math.random() * RECONNECT_VARIANCE) + Math.min(Math.pow(2, self.retries) * RECONNECT_MINIMUM, RECONNECT_MAXIMUM)
 
   self.reconnecting = true
   var reconnectTimer = setTimeout(function () {