goldilocks.js/lib/socks5-server.js

74 lines
1.4 KiB
JavaScript

'use strict';
module.exports.create = function () {
var PromiseA = require('bluebird');
var enableDestroy = require('server-destroy');
var server;
function curState() {
if (!server) {
return PromiseA.resolve({running: false});
}
return PromiseA.resolve({
running: true
, port: server.address().port
});
}
function start() {
if (server) {
return curState();
}
server = require('socksv5').createServer(function (info, accept) {
accept();
});
enableDestroy(server);
server.on('close', function () {
server = null;
});
server.useAuth(require('socksv5').auth.None());
return new PromiseA(function (resolve, reject) {
server.on('error', function (err) {
if (err.code === 'EADDRINUSE') {
server.listen(0);
} else {
server = null;
reject(err);
}
});
server.listen(1080, function () {
resolve(curState());
});
});
}
function stop() {
if (!server) {
return curState();
}
return new PromiseA(function (resolve, reject) {
var timeoutId = setTimeout(function () {
server.destroy();
}, 1000);
server.close(function (err) {
clearTimeout(timeoutId);
if (err) {
reject(err);
} else {
resolve(curState());
}
});
});
}
return {
curState: curState
, start: start
, stop: stop
};
};