OpenSearch/watcher/lib/find_port.js

14 lines
362 B
JavaScript

var Promise = require('bluebird');
var portscanner = require('portscanner');
module.exports = function findPort(start, end, host) {
host = host || 'localhost';
return new Promise(function (resolve, reject) {
portscanner.findAPortNotInUse(start, end, host, function (err, port) {
if (err) return reject(err);
resolve(port);
});
});
};