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better 'listening' event handling

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This commit is contained in:
Feross Aboukhadijeh 2014-08-06 22:35:43 -07:00
parent dce7205f40
commit 3d3c0d44d0
2 changed files with 13 additions and 19 deletions
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1
package.json
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@ -25,7 +25,6 @@
"inherits": "^2.0.1",
"ip": "^0.3.0",
"once": "^1.3.0",
"run-parallel": "^1.0.0",
"string2compact": "^1.1.1"
},
"devDependencies": {

31
server.js
View File

@ -9,7 +9,6 @@ var EventEmitter = require('events').EventEmitter
var http = require('http')
var inherits = require('inherits')
var ipLib = require('ip')
var parallel = require('run-parallel')
var string2compact = require('string2compact')
var NUM_ANNOUNCE_PEERS = 50
@ -44,6 +43,7 @@ function Server (opts) {
self._trustProxy = !!opts.trustProxy
self.port = null
self.torrents = {}
// default to starting an http server unless the user explictly says no
@ -51,6 +51,7 @@ function Server (opts) {
self._httpServer = http.createServer()
self._httpServer.on('request', self._onHttpRequest.bind(self))
self._httpServer.on('error', self._onError.bind(self))
self._httpServer.on('listening', onListening)
}
// default to starting a udp server unless the user explicitly says no
@ -58,6 +59,13 @@ function Server (opts) {
self._udpServer = dgram.createSocket('udp4')
self._udpServer.on('message', self._onUdpRequest.bind(self))
self._udpServer.on('error', self._onError.bind(self))
self._udpServer.on('listening', onListening)
}
var num = !!self._httpServer + !!self._udpServer
function onListening () {
num -= 1
if (num === 0) self.emit('listening', self.port)
}
}
@ -68,23 +76,10 @@ Server.prototype._onError = function (err) {
Server.prototype.listen = function (port, onlistening) {
var self = this
var tasks = []
if (onlistening) {
self.once('listening', onlistening)
}
self._httpServer && tasks.push(function (cb) {
self._httpServer.listen(port.http || port, cb)
})
self._udpServer && tasks.push(function (cb) {
self._udpServer.bind(port.udp || port, cb)
})
parallel(tasks, function (err) {
if (err) return self.emit('error', err)
self.emit('listening', port)
})
self.port = port
if (onlistening) self.once('listening', onlistening)
self._httpServer && self._httpServer.listen(port.http || port)
self._udpServer && self._udpServer.bind(port.udp || port)
}
Server.prototype.close = function (cb) {