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Finds open network ports.
$ npm install openport
var op = require('openport'),
http = require('http');
// find an open port
op.find(function(err, port) {
if(err) { console.log(err); return; }
// yea! we have an open port.
});
// find two open ports, choosing from 1024, 1025, 1026, 1028
op.find(
{
ports: [ 1024, 1025, 1026, 1028 ],
count: 2
},
function(err, ports) {
if(err) { console.log(err); return; }
// yea! we have two open ports.
}
);
// find an open port between 1024 and 2000, but not 1025 or 1500
op.find(
{
startingPort: 1024,
endingPort: 2000,
avoid: [ 1025, 1500 ]
},
function(err, port) {
if(err) { console.log(err); return; }
// yea! we have an open port between 1024 and 2000, but not port 1025 or 1500.
}
);
// create 2 http servers
op.find(
{
count: 2,
createServer: function (port, callback) {
var server = http.createServer(function (req, res) {
});
server.port = port; // save it for later
server.once('error', function (ex) {
callback(ex);
});
server.listen(port, function () {
callback(null, server);
});
}
}, function (err, servers) {
if(err) { console.log(err); return; }
// yea! we have two web servers.
}
);
Finds open network ports
Arguments
FAQs
Finds open network ports.
The npm package openport receives a total of 749 weekly downloads. As such, openport popularity was classified as not popular.
We found that openport demonstrated a not healthy version release cadence and project activity because the last version was released a year ago. It has 1 open source maintainer collaborating on the project.
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