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server: support binding to specific hostname

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Fixes #68
This commit is contained in:
Feross Aboukhadijeh 2015-04-02 11:42:13 +13:00
parent 8e7a43493b
commit 604880b87b
2 changed files with 15 additions and 12 deletions
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2
README.md
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@ -143,7 +143,7 @@ server.on('listening', function () {
}) })
// start tracker server listening! Use 0 to listen on a random free port. // start tracker server listening! Use 0 to listen on a random free port.
server.listen(port) server.listen(port, hostname, onlistening)
// listen for individual tracker messages from peers: // listen for individual tracker messages from peers:

25
server.js
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@ -99,23 +99,24 @@ Server.prototype._onError = function (err) {
self.emit('error', err) self.emit('error', err)
} }
Server.prototype.listen = function (port, onlistening) { Server.prototype.listen = function (/* port, hostname, onlistening */) {
var self = this var self = this
if (typeof port === 'function') {
onlistening = port
port = undefined
}
if (!port) port = 0
if (self.listening) throw new Error('server already listening')
debug('listen %o', port)
if (onlistening) self.once('listening', onlistening) var lastArg = arguments[arguments.length - 1]
if (typeof lastArg === 'function') self.once('listening', lastArg)
var port = toNumber(arguments[0]) || arguments[0] || 0
var hostname = typeof arguments[1] !== 'function' ? arguments[1] : undefined
if (self.listening) throw new Error('server already listening')
debug('listen %o %s', port, hostname)
// ATTENTION: // ATTENTION:
// binding to :: only receives IPv4 connections if the bindv6only // binding to :: only receives IPv4 connections if the bindv6only
// sysctl is set 0, which is the default on many operating systems. // sysctl is set 0, which is the default on many operating systems.
self.http && self.http.listen(port.http || port, '::') self.http && self.http.listen(port.http || port, hostname || '::')
self.udp && self.udp.bind(port.udp || port) self.udp && self.udp.bind(port.udp || port, hostname)
} }
Server.prototype.close = function (cb) { Server.prototype.close = function (cb) {
@ -485,3 +486,5 @@ Server.prototype._onWebSocketError = function (socket, err) {
self.emit('warning', err) self.emit('warning', err)
self._onWebSocketClose(socket) self._onWebSocketClose(socket)
} }
function toNumber (x) { return (x = Number(x)) >= 0 ? x : false }