123 lines
3.7 KiB
JavaScript
123 lines
3.7 KiB
JavaScript
/*
|
|
* Copyright (c) 2015 Christopher M. Baker
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in all
|
|
* copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
* SOFTWARE.
|
|
*
|
|
*/
|
|
|
|
var child_process = require('child_process');
|
|
|
|
/**
|
|
* The **wpa_supplicant** command is used to configure a wireless
|
|
* network connection for a network interface.
|
|
*
|
|
* @static
|
|
* @category wpa_supplicant
|
|
*
|
|
*/
|
|
var wpa_supplicant = module.exports = {
|
|
exec: child_process.exec,
|
|
disable: disable,
|
|
enable: enable,
|
|
manual: manual
|
|
};
|
|
|
|
/**
|
|
* The **wpa_supplicant disable** command is used to disconnect from
|
|
* a wireless network on a specific network interface.
|
|
*
|
|
* @static
|
|
* @category wpa_supplicant
|
|
* @param {string} interface The network interface.
|
|
* @param {function} callback The callback function.
|
|
* @returns {process} The child process.
|
|
* @example
|
|
*
|
|
* var wpa_supplicant = require('wireless-tools/wpa_supplicant');
|
|
*
|
|
* wpa_supplicant.disable('wlan0', function(err) {
|
|
* // disconnected from wireless network
|
|
* });
|
|
*
|
|
*/
|
|
function disable(interface, callback) {
|
|
var command = 'kill `pgrep -f "wpa_supplicant -i ' +
|
|
interface + ' .*"` || true';
|
|
|
|
return this.exec(command, callback);
|
|
}
|
|
|
|
/**
|
|
* The **wpa_supplicant enable** command is used to join a wireless network
|
|
* on a specific network interface.
|
|
*
|
|
* @static
|
|
* @category wpa_supplicant
|
|
* @param {object} options The wireless network configuration.
|
|
* @param {function} callback The callback function.
|
|
* @returns {process} The child process.
|
|
* @example
|
|
*
|
|
* var wpa_supplicant = require('wireless-tools/wpa_supplicant');
|
|
*
|
|
* var options = {
|
|
* interface: 'wlan0',
|
|
* ssid: 'RaspberryPi',
|
|
* passphrase: 'raspberry',
|
|
* driver: 'wext'
|
|
* };
|
|
*
|
|
* wpa_supplicant.enable(options, function(err) {
|
|
* // connected to the wireless network
|
|
* });
|
|
*
|
|
*/
|
|
function enable(options, callback) {
|
|
var file = options.interface + '-wpa_supplicant.conf';
|
|
|
|
var command = 'wpa_passphrase "' + options.ssid + '" "' + options.passphrase
|
|
+ '" > ' + file + ' && wpa_supplicant -i ' + options.interface + ' -B -D '
|
|
+ options.driver + ' -c ' + file + ' && rm -f ' + file;
|
|
|
|
return this.exec(command, callback);
|
|
}
|
|
|
|
/**
|
|
* launchs wpa manually (as if it were launched by ifup if interface wpa setup
|
|
* was done in /network/interfaces)
|
|
* /sbin/wpa_supplicant -s -B -P /run/wpa_supplicant.wlan0.pid -i wlan0 -D nl80211,wext -C /run/wpa_supplicant
|
|
* options = {
|
|
* interface: 'wlan0',
|
|
* drivers: [ 'nl80211', 'wext' ]
|
|
* }
|
|
*/
|
|
function manual(options, callback) {
|
|
var command = [
|
|
'wpa_supplicant',
|
|
'-i', options.interface,
|
|
'-s -B -P /run/wpa_supplicant/' + options.interface + '.pid',
|
|
'-D', options.drivers.join(','),
|
|
'-C /run/wpa_supplicant'
|
|
].join(' ');
|
|
|
|
return this.exec(command, callback);
|
|
}
|
|
|
|
|