var execFile = require('child_process').execFile;
execFile('lsof', ['-t', '-i:'+portnumber], function(err, stdout, stderr) {
execFile('kill', [stdout], function(err, stdout, stderr) {
// ...
});
});
I'm skipping error checks for readability, but obviously they should be
present in a real code.
On Thursday, June 13, 2013 1:02:32 PM UTC+4, Amit Kumar wrote:
>
> I need to to free a port by running a command kill `lsof -t -i:4723` from
> a node.js file my code is
>
> var sys = require('sys')
> var exec = require('child_process').exec;
> var child;
> child = exec("kill `lsof -t -i:4723`", function (error, stdout,
> stderr)
> {
> sys.print('stdout: ' + value);
> sys.print('stderr: ' + stderr);
> if (error !== null) {
> console.log('exec error: ' + error);
> }
> });
> it works fine but it is only for port 4723 and i want to take variabe say
> portnumber and then use **kill `lsof -t -i:$portnumber`** instead of
> **kill `lsof -t -i:4723`** and the value for the variable portnumber is
> obtained from code file
>
> How to do this ?
>
>
>
>
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