firewall/lib/win32.js

Add or remove system firewall rules from Node.js. Currently only Windows.

var run     = require('spawnx'),
    release = require('os').release;

var firewall = {};
var netsh = 'netsh.exe';

firewall.add_rule = function(param, cb) {
  var cmd;

  if (parseFloat(release()) >= 6.0) { // vista or higher
    cmd = [netsh,
          'advfirewall',
          'firewall',
          'add',
          'rule',
          'name=' + param.desc,
          'dir=in',
          'action=allow',
          'program="' + param.bin + '"',
          'enable=yes'];
  } else {
    cmd = [netsh,
          'firewall',
          'add',
          'allowedprogram',
          param.bin,
          param.desc,
          'ENABLE'];
  }

  run(cmd, { detached: true }, cb);
}

firewall.remove_rule = function(param, cb) {
  var cmd;

  if (parseFloat(release()) >= 6.0) {
    cmd = [netsh,
          'advfirewall',
          'firewall',
          'delete',
          'rule',
          'name=' + param.desc];
  } else {
    cmd = [netsh,
          'firewall',
          'delete',
          'allowedprogram',
          param.bin];
  }

  run(cmd, { detached: true }, cb);
}

module.exports = firewall;