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Adding more documentation and ensure there is only one socket.close listener

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This commit is contained in:
Tim Robinson 2015-02-10 16:10:39 +00:00
parent 227f1b7a57
commit 0c99cd47b2
1 changed files with 17 additions and 8 deletions
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25
plugins/c9.vfs.server/vfs.js
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@ -154,6 +154,7 @@ Vfs.prototype._createEngine = function(vfs, options) {
});
this.keepAliveTimer = null;
var listeningForEIOSocketClose = false;
this.workers = 0;
@ -169,21 +170,29 @@ Vfs.prototype._createEngine = function(vfs, options) {
that.socket.disconnect();
that.socket = socket;
if (socket.socket) { // socket is the reliablesocket, socket.socket is the reconnectsocket, socket.socket.socket is engineio's socket
var listenEIOSocket = function (eioSocket) {
if (!eioSocket) return;
eioSocket.on("close", function (reason, description) {
/* - socket is the reliablesocket,
- socket.socket is the reconnectsocket,
- socket.socket.socket is engineio's socket */
if (socket.socket) {
/* Add listener to core Engine.io socket used for user communication
to track and log all reasons causing it to close so when users
complain about disconnects we can investigate what's causing them */
var listenForEIOSocketClose = function (eioSocket) {
if (!eioSocket || listeningForEIOSocketClose) return;
eioSocket.once("close", function (reason, description) {
var logMetadata = {collab: options.collab, reason: reason, description: description, id: that.id, sid: socket.id, pid: that.pid};
console.log("Socket closed", logMetadata);
logMetadata.message = "Socket closed";
that.logger.log(logMetadata);
listeningForEIOSocketClose = false;
});
listeningForEIOSocketClose = true;
};
socket.socket.on('away', function() {
listenEIOSocket(socket.socket.socket);
socket.socket.once('away', function() {
listenForEIOSocketClose(socket.socket.socket);
});
socket.socket.on('back', function() {
listenEIOSocket(socket.socket.socket);
socket.socket.once('back', function() {
listenForEIOSocketClose(socket.socket.socket);
});
}
socket.on('disconnect', function (err) {