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Code Issues Releases Wiki Activity

[WO-765] do not multiplex sockets through single websocket

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This commit is contained in:
Felix Hammerl 2014-11-26 18:21:24 +01:00
parent a07ee38fdb
commit 2be7beb3a1
1 changed files with 26 additions and 39 deletions
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57
server.js
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@ -109,60 +109,50 @@ app.use(express.static(__dirname + '/dist'));
// Socket.io proxy
//
// TODO:test origin constraint
//io.origins(config.server.inboundOrigins.join(' '));
io.on('connection', function(socket) {
log.info('io', 'New connection [%s]', socket.conn.id);
var idCounter = 0;
log.info('io', 'New connection [%s] from %s', socket.conn.id, socket.conn.remoteAddress);
socket.on('open', function(data, fn) {
var socketId = ++idCounter;
var tcp;
if (!development && config.server.outboundPorts.indexOf(data.port) < 0) {
log.warn('io', 'Open request to %s:%s was rejected, closing [%s:%s]', data.host, data.port, socket.conn.id, socketId);
log.info('io', 'Open request to %s:%s was rejected, closing [%s]', data.host, data.port, socket.conn.id);
socket.disconnect();
return;
}
log.verbose('io', 'Open request to %s:%s [%s:%s]', data.host, data.port, socket.conn.id, socketId);
tcp = net.connect(data.port, data.host, function() {
log.verbose('io', 'Opened tcp connection to %s:%s [%s:%s]', data.host, data.port, socket.conn.id, socketId);
log.verbose('io', 'Open request to %s:%s [%s]', data.host, data.port, socket.conn.id);
var tcp = net.connect(data.port, data.host, function() {
log.verbose('io', 'Opened tcp connection to %s:%s [%s]', data.host, data.port, socket.conn.id);
tcp.on('data', function(chunk) {
log.silly('io', 'Received %s bytes from %s:%s [%s:%s]', chunk.length, data.host, data.port, socket.conn.id, socketId);
socket.emit('data-' + socketId, chunk);
log.silly('io', 'Received %s bytes from %s:%s [%s]', chunk.length, data.host, data.port, socket.conn.id);
socket.emit('data', chunk);
});
tcp.on('error', function(err) {
log.verbose('io', 'Error for %s:%s [%s:%s]: %s', data.host, data.port, socket.conn.id, socketId, err.message);
socket.emit('error-' + socketId, err.message);
log.verbose('io', 'Error for %s:%s [%s]: %s', data.host, data.port, socket.conn.id, err.message);
socket.emit('error', err.message);
});
tcp.on('end', function() {
socket.emit('end-' + socketId);
socket.emit('end');
});
tcp.on('close', function() {
log.verbose('io', 'Closed tcp connection to %s:%s [%s:%s]', data.host, data.port, socket.conn.id, socketId);
socket.emit('close-' + socketId);
log.verbose('io', 'Closed tcp connection to %s:%s [%s]', data.host, data.port, socket.conn.id);
socket.emit('close');
socket.removeAllListeners('data-' + socketId);
socket.removeAllListeners('end-' + socketId);
socket.removeAllListeners('data');
socket.removeAllListeners('end');
});
socket.on('data-' + socketId, function(chunk, fn) {
socket.on('data', function(chunk, fn) {
if (!chunk || !chunk.length) {
if (typeof fn === 'function') {
fn();
}
return;
}
log.silly('io', 'Sending %s bytes to %s:%s [%s:%s]', chunk.length, data.host, data.port, socket.conn.id, socketId);
log.silly('io', 'Sending %s bytes to %s:%s [%s]', chunk.length, data.host, data.port, socket.conn.id);
tcp.write(chunk, function() {
if (typeof fn === 'function') {
fn();
@ -170,24 +160,21 @@ io.on('connection', function(socket) {
});
});
socket.on('end-' + socketId, function() {
log.verbose('io', 'Received request to close connection to %s:%s [%s:%s]', data.host, data.port, socket.conn.id, socketId);
socket.on('end', function() {
log.verbose('io', 'Received request to close connection to %s:%s [%s]', data.host, data.port, socket.conn.id);
tcp.end();
});
if (typeof fn === 'function') {
fn(socketId);
fn(os.hostname());
}
});
});
socket.on('disconnect', function() {
log.info('io', 'Closed connection [%s]', socket.conn.id);
log.verbose('io', 'Closed connection [%s], closing connection to %s:%s ', socket.conn.id, data.host, data.port);
tcp.end();
socket.removeAllListeners();
});
socket.on('hostname', function(fn) {
fn(os.hostname());
});
});
});