Compile ble and wifi as is.
This commit is contained in:
parent
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454
lib/ble/index.js
454
lib/ble/index.js
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@ -1,254 +1,230 @@
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'use strict'
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'use strict';
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/** @module ble */
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/** Bluetooth Low Energy module */
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const util = require('util')
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const os = require('os')
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const log = require('../log')('ble')
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const wifi = require('../wifi')
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const DEVICE_NAME = process.env.DEVICE_NAME || 'intval3'
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const SERVICE_ID = process.env.SERVICE_ID || 'intval3_ble'
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const CHAR_ID = process.env.CHAR_ID || 'intval3char'
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const WIFI_ID = process.env.WIFI_ID || 'wifichar'
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const NETWORK = os.networkInterfaces()
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const MAC = getMac() || spoofMac()
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const util = require('util');
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const os = require('os');
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const log = require('../log')('ble');
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const wifi = require('../wifi');
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const DEVICE_NAME = process.env.DEVICE_NAME || 'intval3';
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const SERVICE_ID = process.env.SERVICE_ID || 'intval3_ble';
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const CHAR_ID = process.env.CHAR_ID || 'intval3char';
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const WIFI_ID = process.env.WIFI_ID || 'wifichar';
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const NETWORK = os.networkInterfaces();
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const MAC = getMac() || spoofMac();
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//Give the device a unique device name, needs to be in env
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process.env.BLENO_DEVICE_NAME += '_' + MAC
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const bleno = require('bleno')
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let currentWifi = 'disconnected'
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let currentAddr = null
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let getState
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const chars = []
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process.env.BLENO_DEVICE_NAME += '_' + MAC;
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const bleno = require('bleno');
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let currentWifi = 'disconnected';
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let currentAddr = null;
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let getState;
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const chars = [];
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function createChar(name, uuid, prop, write, read) {
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function characteristic () {
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bleno.Characteristic.call(this, {
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uuid : uuid,
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properties: prop
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})
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}
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util.inherits(characteristic, bleno.Characteristic)
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if (prop.indexOf('read') !== -1) {
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//data, offset, withoutResponse, callback
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characteristic.prototype.onReadRequest = read
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}
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if (prop.indexOf('write') !== -1) {
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characteristic.prototype.onWriteRequest = write
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}
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chars.push(new characteristic())
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function characteristic() {
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bleno.Characteristic.call(this, {
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uuid: uuid,
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properties: prop
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});
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}
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util.inherits(characteristic, bleno.Characteristic);
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if (prop.indexOf('read') !== -1) {
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//data, offset, withoutResponse, callback
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characteristic.prototype.onReadRequest = read;
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}
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if (prop.indexOf('write') !== -1) {
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characteristic.prototype.onWriteRequest = write;
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}
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chars.push(new characteristic());
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}
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function createChars (onWrite, onRead) {
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createChar('intval3', CHAR_ID, ['read', 'write'], onWrite, onRead)
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createChar('wifi', WIFI_ID, ['read', 'write'], onWifiWrite, onWifiRead)
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function createChars(onWrite, onRead) {
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createChar('intval3', CHAR_ID, ['read', 'write'], onWrite, onRead);
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createChar('wifi', WIFI_ID, ['read', 'write'], onWifiWrite, onWifiRead);
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}
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function onWifiWrite (data, offset, withoutResponse, callback) {
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let result
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let utf8
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let obj
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let ssid
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let pwd
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if (offset) {
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log.warn(`Offset scenario`)
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result = bleno.Characteristic.RESULT_ATTR_NOT_LONG
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return callback(result)
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}
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utf8 = data.toString('utf8')
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obj = JSON.parse(utf8)
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ssid = obj.ssid
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pwd = obj.pwd
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log.info(`connecting to AP`, { ssid : ssid })
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return wifi.createPSK(ssid, pwd, (err, hash, plaintext) => {
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if (err) {
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log.error('Error hashing wifi password', err)
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result = bleno.Characteristic.RESULT_UNLIKELY_ERROR
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return callback(result)
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}
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return wifi.setNetwork(ssid, plaintext, hash, (err, data) => {
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if (err) {
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log.error('Error configuring wifi', err)
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result = bleno.Characteristic.RESULT_UNLIKELY_ERROR
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return callback(result)
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}
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currentWifi = ssid
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currentAddr = getIp()
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log.info(`Connected to AP`, { ssid : ssid, ip : currentAddr })
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result = bleno.Characteristic.RESULT_SUCCESS
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return callback(result)
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})
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})
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function onWifiWrite(data, offset, withoutResponse, callback) {
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let result;
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let utf8;
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let obj;
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let ssid;
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let pwd;
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if (offset) {
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log.warn(`Offset scenario`);
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result = bleno.Characteristic.RESULT_ATTR_NOT_LONG;
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return callback(result);
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}
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utf8 = data.toString('utf8');
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obj = JSON.parse(utf8);
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ssid = obj.ssid;
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pwd = obj.pwd;
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log.info(`connecting to AP`, { ssid: ssid });
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return wifi.createPSK(ssid, pwd, (err, hash, plaintext) => {
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if (err) {
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log.error('Error hashing wifi password', err);
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result = bleno.Characteristic.RESULT_UNLIKELY_ERROR;
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return callback(result);
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}
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return wifi.setNetwork(ssid, plaintext, hash, (err, data) => {
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if (err) {
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log.error('Error configuring wifi', err);
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result = bleno.Characteristic.RESULT_UNLIKELY_ERROR;
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return callback(result);
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}
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currentWifi = ssid;
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currentAddr = getIp();
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log.info(`Connected to AP`, { ssid: ssid, ip: currentAddr });
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result = bleno.Characteristic.RESULT_SUCCESS;
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return callback(result);
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});
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});
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}
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function onWifiRead (offset, callback) {
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let result = bleno.Characteristic.RESULT_SUCCESS
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let wifiRes = {}
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let data
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wifi.list((err, list) => {
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if (err) {
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result = bleno.Characteristic.RESULT_UNLIKELY_ERROR
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return callback(result)
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}
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wifiRes.available = list
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wifiRes.current = currentWifi
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wifiRes.ip = currentAddr
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log.info('Discovered available APs', { found : list.length })
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data = new Buffer(JSON.stringify(wifiRes))
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callback(result, data.slice(offset, data.length))
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})
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function onWifiRead(offset, callback) {
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let result = bleno.Characteristic.RESULT_SUCCESS;
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let wifiRes = {};
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let data;
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wifi.list((err, list) => {
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if (err) {
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result = bleno.Characteristic.RESULT_UNLIKELY_ERROR;
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return callback(result);
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}
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wifiRes.available = list;
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wifiRes.current = currentWifi;
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wifiRes.ip = currentAddr;
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log.info('Discovered available APs', { found: list.length });
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data = new Buffer(JSON.stringify(wifiRes));
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callback(result, data.slice(offset, data.length));
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});
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}
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function getMac () {
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const colonRe = new RegExp(':', 'g')
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if (NETWORK && NETWORK.wlan0 && NETWORK.wlan0[0] && NETWORK.wlan0[0].mac) {
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return NETWORK.wlan0[0].mac.replace(colonRe, '')
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}
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return undefined
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function getMac() {
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const colonRe = new RegExp(':', 'g');
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if (NETWORK && NETWORK.wlan0 && NETWORK.wlan0[0] && NETWORK.wlan0[0].mac) {
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return NETWORK.wlan0[0].mac.replace(colonRe, '');
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}
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return undefined;
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}
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function spoofMac () {
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const fs = require('fs')
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const FSPATH = require.resolve('uuid')
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const IDFILE = os.homedir() + '/.intval3id'
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let uuid
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let UUIDPATH
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let TMP
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let MACTMP
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let dashRe
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delete require.cache[FSPATH]
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if (fs.existsSync(IDFILE)) {
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return fs.readFileSync(IDFILE, 'utf8')
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}
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uuid = require('uuid').v4
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UUIDPATH = require.resolve('uuid')
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delete require.cache[UUIDPATH]
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TMP = uuid()
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MACTMP = TMP.replace(dashRe, '').substring(0, 12)
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dashRe = new RegExp('-', 'g')
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fs.writeFileSync(IDFILE, MACTMP, 'utf8')
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return MACTMP
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function spoofMac() {
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const fs = require('fs');
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const FSPATH = require.resolve('uuid');
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const IDFILE = os.homedir() + '/.intval3id';
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let uuid;
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let UUIDPATH;
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let TMP;
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let MACTMP;
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let dashRe;
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delete require.cache[FSPATH];
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if (fs.existsSync(IDFILE)) {
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return fs.readFileSync(IDFILE, 'utf8');
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}
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uuid = require('uuid').v4;
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UUIDPATH = require.resolve('uuid');
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delete require.cache[UUIDPATH];
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TMP = uuid();
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MACTMP = TMP.replace(dashRe, '').substring(0, 12);
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dashRe = new RegExp('-', 'g');
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fs.writeFileSync(IDFILE, MACTMP, 'utf8');
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return MACTMP;
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}
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function getIp () {
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let addr = null
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let ipv4
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const ifaces = os.networkInterfaces()
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if (ifaces && ifaces.wlan0) {
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ipv4 = ifaces.wlan0.filter(iface => {
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if (iface.family === 'IPv4') {
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return iface
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}
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})
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if (ipv4.length === 1) {
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addr = ipv4[0].address
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}
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}
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return addr
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function getIp() {
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let addr = null;
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let ipv4;
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const ifaces = os.networkInterfaces();
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if (ifaces && ifaces.wlan0) {
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ipv4 = ifaces.wlan0.filter(iface => {
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if (iface.family === 'IPv4') {
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return iface;
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}
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});
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if (ipv4.length === 1) {
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addr = ipv4[0].address;
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}
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}
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return addr;
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}
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function capitalize (s) {
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return s[0].toUpperCase() + s.slice(1)
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function capitalize(s) {
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return s[0].toUpperCase() + s.slice(1);
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}
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/** Class representing the bluetooth interface */
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class BLE {
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/**
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* Establishes Bluetooth Low Energy services, accessible to process through this class
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*
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* @constructor
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*/
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constructor (bleGetState) {
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log.info('Starting bluetooth service')
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getState = bleGetState
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bleno.on('stateChange', state => {
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log.info('stateChange', { state : state })
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if (state === 'poweredOn') {
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log.info('Starting advertising', { DEVICE_NAME, DEVICE_ID : process.env.BLENO_DEVICE_NAME })
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bleno.startAdvertising(DEVICE_NAME, [CHAR_ID])
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} else {
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bleno.stopAdvertising()
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}
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})
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bleno.on('advertisingStart', err => {
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log.info('advertisingStart', { res : (err ? 'error ' + err : 'success') })
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createChars(this._onWrite.bind(this), this._onRead.bind(this))
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if (!err) {
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bleno.setServices([
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new bleno.PrimaryService({
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uuid : SERVICE_ID, //hardcoded across panels
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characteristics : chars
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})
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])
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}
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})
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bleno.on('accept', clientAddress => {
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log.info('accept', { clientAddress : clientAddress })
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})
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bleno.on('disconnect', clientAddress => {
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log.info('disconnect', { clientAddress : clientAddress })
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})
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wifi.getNetwork((err, ssid) => {
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if (err) {
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return log.error('wifi.getNetwork', err)
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}
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currentWifi = ssid
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currentAddr = getIp()
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log.info('wifi.getNetwork', {ssid : ssid, ip : currentAddr })
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})
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}
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_onWrite (data, offset, withoutResponse, callback) {
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let result = {}
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let utf8
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let obj
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let fn
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if (offset) {
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log.warn(`Offset scenario`)
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result = bleno.Characteristic.RESULT_ATTR_NOT_LONG
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return callback(result)
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}
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utf8 = data.toString('utf8')
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obj = JSON.parse(utf8)
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result = bleno.Characteristic.RESULT_SUCCESS
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fn = `_on${capitalize(obj.type)}`
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if (obj.type && this[fn]) {
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return this[fn](obj, () => {
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callback(result)
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})
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} else {
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return callback(result)
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}
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}
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_onRead (offset, callback) {
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const result = bleno.Characteristic.RESULT_SUCCESS
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const state = getState()
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const data = new Buffer(JSON.stringify( state ))
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callback(result, data.slice(offset, data.length))
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}
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/**
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* Binds functions to events that are triggered by BLE messages
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*
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* @param {string} eventName Name of the event to to bind
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* @param {function} callback Invoked when the event is triggered
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*/
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on (eventName, callback) {
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this[`_on${capitalize(eventName)}`] = callback
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}
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/**
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* Establishes Bluetooth Low Energy services, accessible to process through this class
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*
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* @constructor
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*/
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constructor(bleGetState) {
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log.info('Starting bluetooth service');
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getState = bleGetState;
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bleno.on('stateChange', state => {
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log.info('stateChange', { state: state });
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if (state === 'poweredOn') {
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log.info('Starting advertising', { DEVICE_NAME, DEVICE_ID: process.env.BLENO_DEVICE_NAME });
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bleno.startAdvertising(DEVICE_NAME, [CHAR_ID]);
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}
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else {
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bleno.stopAdvertising();
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}
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});
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bleno.on('advertisingStart', err => {
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log.info('advertisingStart', { res: (err ? 'error ' + err : 'success') });
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createChars(this._onWrite.bind(this), this._onRead.bind(this));
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if (!err) {
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bleno.setServices([
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new bleno.PrimaryService({
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uuid: SERVICE_ID,
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characteristics: chars
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})
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]);
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}
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});
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bleno.on('accept', clientAddress => {
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log.info('accept', { clientAddress: clientAddress });
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});
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bleno.on('disconnect', clientAddress => {
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log.info('disconnect', { clientAddress: clientAddress });
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});
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wifi.getNetwork((err, ssid) => {
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if (err) {
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return log.error('wifi.getNetwork', err);
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}
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currentWifi = ssid;
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currentAddr = getIp();
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log.info('wifi.getNetwork', { ssid: ssid, ip: currentAddr });
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});
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}
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_onWrite(data, offset, withoutResponse, callback) {
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let result = {};
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let utf8;
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let obj;
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let fn;
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if (offset) {
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log.warn(`Offset scenario`);
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result = bleno.Characteristic.RESULT_ATTR_NOT_LONG;
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return callback(result);
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}
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utf8 = data.toString('utf8');
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obj = JSON.parse(utf8);
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result = bleno.Characteristic.RESULT_SUCCESS;
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fn = `_on${capitalize(obj.type)}`;
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if (obj.type && this[fn]) {
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return this[fn](obj, () => {
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callback(result);
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});
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}
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else {
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return callback(result);
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}
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}
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_onRead(offset, callback) {
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const result = bleno.Characteristic.RESULT_SUCCESS;
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const state = getState();
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const data = new Buffer(JSON.stringify(state));
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callback(result, data.slice(offset, data.length));
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}
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/**
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* Binds functions to events that are triggered by BLE messages
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*
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* @param {string} eventName Name of the event to to bind
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* @param {function} callback Invoked when the event is triggered
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*/
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on(eventName, callback) {
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this[`_on${capitalize(eventName)}`] = callback;
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}
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}
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module.exports = BLE
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module.exports = BLE;
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//# sourceMappingURL=index.js.map
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File diff suppressed because one or more lines are too long
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@ -1,209 +1,208 @@
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'use strict'
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const networkPattern = /network[\s\S]*?=[\s\S]*?{([\s\S]*?)}/gi
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const quoteRe = new RegExp('"', 'g')
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const filePath = '/etc/wpa_supplicant/wpa_supplicant.conf'
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const reconfigure = '/sbin/wpa_cli reconfigure'
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const refresh = 'ip link set wlan0 down && ip link set wlan0 up'
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const iwlist = '/sbin/iwlist wlan0 scanning | grep "ESSID:"'
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const iwgetid = '/sbin/iwgetid'
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const log = require('../log')('wifi')
|
||||
const exec = require('child_process').exec
|
||||
const fs = require('fs')
|
||||
|
||||
let _entry = null
|
||||
let _ssid = null
|
||||
let _cb = null
|
||||
|
||||
'use strict';
|
||||
const networkPattern = /network[\s\S]*?=[\s\S]*?{([\s\S]*?)}/gi;
|
||||
const quoteRe = new RegExp('"', 'g');
|
||||
const filePath = '/etc/wpa_supplicant/wpa_supplicant.conf';
|
||||
const reconfigure = '/sbin/wpa_cli reconfigure';
|
||||
const refresh = 'ip link set wlan0 down && ip link set wlan0 up';
|
||||
const iwlist = '/sbin/iwlist wlan0 scanning | grep "ESSID:"';
|
||||
const iwgetid = '/sbin/iwgetid';
|
||||
const log = require('../log')('wifi');
|
||||
const exec = require('child_process').exec;
|
||||
const fs = require('fs');
|
||||
let _entry = null;
|
||||
let _ssid = null;
|
||||
let _cb = null;
|
||||
/** Class representing the wifi features */
|
||||
class Wifi {
|
||||
constructor () {
|
||||
|
||||
}
|
||||
/**
|
||||
* List available wifi access points
|
||||
*
|
||||
* @param {function} callback Function which gets invoked after list is returned
|
||||
*/
|
||||
list (callback) {
|
||||
exec(iwlist, (err, stdout, stderr) => {
|
||||
if (err) {
|
||||
console.error(err)
|
||||
return callback(err)
|
||||
}
|
||||
const limit = 20;
|
||||
const lines = stdout.split('\n')
|
||||
let output = []
|
||||
let line
|
||||
let i = 0
|
||||
for (let l of lines) {
|
||||
line = l.replace('ESSID:', '').trim()
|
||||
if (line !== '""' && i < limit) {
|
||||
line = line.replace(quoteRe, '')
|
||||
output.push(line)
|
||||
}
|
||||
i++
|
||||
}
|
||||
output = output.filter(ap => {
|
||||
if (ap !== '') return ap
|
||||
})
|
||||
return callback(null, output)
|
||||
})
|
||||
}
|
||||
/**
|
||||
* (internal function) Invoked after config file is read,
|
||||
* then invokes file write on the config file
|
||||
*
|
||||
* @param {object} err (optional) Error object only present if problem reading config file
|
||||
* @param {string} data Contents of the config file
|
||||
*/
|
||||
_readConfigCb (err, data) {
|
||||
let parsed
|
||||
let current
|
||||
if (err) {
|
||||
console.error(err)
|
||||
return _cb(err)
|
||||
}
|
||||
parsed = this._parseConfig(data)
|
||||
current = parsed.find(network => {
|
||||
return network.ssid === _ssid
|
||||
})
|
||||
if (typeof current !== 'undefined') {
|
||||
data = data.replace(current.raw, _entry)
|
||||
} else {
|
||||
data += '\n\n' + _entry
|
||||
}
|
||||
_entry = null
|
||||
fs.writeFile(filePath, data, 'utf8', this._writeConfigCb.bind(this))
|
||||
}
|
||||
/**
|
||||
* (internal function) Invoked after config file is written,
|
||||
* then executes reconfiguration command
|
||||
*
|
||||
* @param {object} err (optional) Error object only present if problem writing config file
|
||||
*/
|
||||
_writeConfigCb (err) {
|
||||
if (err) {
|
||||
console.error(err)
|
||||
return _cb(err)
|
||||
}
|
||||
exec(reconfigure, this._reconfigureCb.bind(this))
|
||||
}
|
||||
/**
|
||||
* (internal function) Invoked after reconfiguration command is complete
|
||||
*
|
||||
* @param {object} err (optional) Error object only present if configuration command fails
|
||||
* @param {string} stdout Standard output from reconfiguration command
|
||||
* @param {string} stderr Error output from command if fails
|
||||
*/
|
||||
_reconfigureCb (err, stdout, stderr) {
|
||||
if (err) {
|
||||
console.error(err)
|
||||
return _cb(err)
|
||||
}
|
||||
console.log('Wifi reconfigured')
|
||||
exec(refresh, this._refreshCb.bind(this))
|
||||
}
|
||||
/**
|
||||
* (internal function) Invoked after wifi refresh command is complete
|
||||
*
|
||||
* @param {object} err (optional) Error object only present if refresh command fails
|
||||
* @param {string} stdout Standard output from refresh command
|
||||
* @param {string} stderr Error output from command if fails
|
||||
*/
|
||||
_refreshCb (err, stdout, stderr) {
|
||||
if (err) {
|
||||
console.error(err)
|
||||
return _cb(err)
|
||||
}
|
||||
console.log('Wifi refreshed')
|
||||
_cb(null, { ssid : _ssid })
|
||||
_cb = () => {}
|
||||
}
|
||||
_parseConfig (str) {
|
||||
const networks = []
|
||||
const lines = str.split('\n')
|
||||
let network = {}
|
||||
for (let line of lines) {
|
||||
if (line.substring(0, 9) === 'network={') {
|
||||
network = {}
|
||||
network.raw = line
|
||||
} else if (network.raw && line.indexOf('ssid=') !== -1) {
|
||||
network.ssid = line.replace('ssid=', '').trim().replace(quoteRe, '')
|
||||
if (network.raw) {
|
||||
network.raw += '\n' + line
|
||||
}
|
||||
} else if (network.raw && line.substring(0, 1) === '}') {
|
||||
network.raw += '\n' + line
|
||||
networks.push(network)
|
||||
network = {}
|
||||
} else if (network.raw) {
|
||||
network.raw += '\n' + line
|
||||
}
|
||||
}
|
||||
return networks
|
||||
}
|
||||
/**
|
||||
* Create sanitized wpa_supplicant.conf stanza for
|
||||
* configuring wifi without storing plaintext passwords
|
||||
* @example
|
||||
* network={
|
||||
* ssid="YOUR_SSID"
|
||||
* #psk="YOUR_PASSWORD"
|
||||
* psk=6a24edf1592aec4465271b7dcd204601b6e78df3186ce1a62a31f40ae9630702
|
||||
* }
|
||||
*
|
||||
* @param {string} ssid SSID of wifi network
|
||||
* @param {string} pwd Plaintext passphrase of wifi network
|
||||
* @param {function} callback Function called after psk hash is generated
|
||||
*/
|
||||
createPSK (ssid, pwd, callback) {
|
||||
const cmd = `wpa_passphrase '${ssid.replace(/'/g, `'\\''`)}' '${pwd.replace(/'/g, `'\\''`)}' | grep "psk="`
|
||||
let lines
|
||||
let hash
|
||||
let plaintext
|
||||
exec(cmd, (err, stdout, stderr) => {
|
||||
if (err) {
|
||||
return callback(err)
|
||||
}
|
||||
lines = stdout.replace('#psk=', '').split('psk=')
|
||||
hash = lines[1]
|
||||
plaintext = lines[0]
|
||||
callback(null, hash.trim(), plaintext.trim())
|
||||
})
|
||||
}
|
||||
/**
|
||||
* Function which initializes the processes for adding a wifi access point authentication
|
||||
*
|
||||
* @param {string} ssid SSID of network to configure
|
||||
* @param {string} pwd Password of access point, plaintext to be masked
|
||||
* @param {string} hash Password/SSID of access point, securely hashed
|
||||
* @param {function} callback Function invoked after process is complete, or fails
|
||||
*/
|
||||
setNetwork (ssid, pwd, hash, callback) {
|
||||
let masked = pwd.split('').map(char => { return char !== '"' ? '*' : '"' }).join('')
|
||||
_entry = `network={\n\tssid="${ssid}"\n\t#psk=${masked}\n\tpsk=${hash}\n}\n`
|
||||
_cb = callback
|
||||
_ssid = ssid
|
||||
fs.readFile(filePath, 'utf8', this._readConfigCb.bind(this))
|
||||
}
|
||||
/**
|
||||
* Executes command which gets the currently connected network
|
||||
*
|
||||
* @param {function} callback Function which is invoked after command is completed
|
||||
*/
|
||||
getNetwork (callback) {
|
||||
let output
|
||||
exec(iwgetid, (err, stdout, stderr) => {
|
||||
if (err) {
|
||||
return callback(err)
|
||||
}
|
||||
output = stdout.split('ESSID:')[1].replace(quoteRe, '').trim()
|
||||
callback(null, output)
|
||||
})
|
||||
}
|
||||
constructor() {
|
||||
}
|
||||
/**
|
||||
* List available wifi access points
|
||||
*
|
||||
* @param {function} callback Function which gets invoked after list is returned
|
||||
*/
|
||||
list(callback) {
|
||||
exec(iwlist, (err, stdout, stderr) => {
|
||||
if (err) {
|
||||
console.error(err);
|
||||
return callback(err);
|
||||
}
|
||||
const limit = 20;
|
||||
const lines = stdout.split('\n');
|
||||
let output = [];
|
||||
let line;
|
||||
let i = 0;
|
||||
for (let l of lines) {
|
||||
line = l.replace('ESSID:', '').trim();
|
||||
if (line !== '""' && i < limit) {
|
||||
line = line.replace(quoteRe, '');
|
||||
output.push(line);
|
||||
}
|
||||
i++;
|
||||
}
|
||||
output = output.filter(ap => {
|
||||
if (ap !== '')
|
||||
return ap;
|
||||
});
|
||||
return callback(null, output);
|
||||
});
|
||||
}
|
||||
/**
|
||||
* (internal function) Invoked after config file is read,
|
||||
* then invokes file write on the config file
|
||||
*
|
||||
* @param {object} err (optional) Error object only present if problem reading config file
|
||||
* @param {string} data Contents of the config file
|
||||
*/
|
||||
_readConfigCb(err, data) {
|
||||
let parsed;
|
||||
let current;
|
||||
if (err) {
|
||||
console.error(err);
|
||||
return _cb(err);
|
||||
}
|
||||
parsed = this._parseConfig(data);
|
||||
current = parsed.find(network => {
|
||||
return network.ssid === _ssid;
|
||||
});
|
||||
if (typeof current !== 'undefined') {
|
||||
data = data.replace(current.raw, _entry);
|
||||
}
|
||||
else {
|
||||
data += '\n\n' + _entry;
|
||||
}
|
||||
_entry = null;
|
||||
fs.writeFile(filePath, data, 'utf8', this._writeConfigCb.bind(this));
|
||||
}
|
||||
/**
|
||||
* (internal function) Invoked after config file is written,
|
||||
* then executes reconfiguration command
|
||||
*
|
||||
* @param {object} err (optional) Error object only present if problem writing config file
|
||||
*/
|
||||
_writeConfigCb(err) {
|
||||
if (err) {
|
||||
console.error(err);
|
||||
return _cb(err);
|
||||
}
|
||||
exec(reconfigure, this._reconfigureCb.bind(this));
|
||||
}
|
||||
/**
|
||||
* (internal function) Invoked after reconfiguration command is complete
|
||||
*
|
||||
* @param {object} err (optional) Error object only present if configuration command fails
|
||||
* @param {string} stdout Standard output from reconfiguration command
|
||||
* @param {string} stderr Error output from command if fails
|
||||
*/
|
||||
_reconfigureCb(err, stdout, stderr) {
|
||||
if (err) {
|
||||
console.error(err);
|
||||
return _cb(err);
|
||||
}
|
||||
console.log('Wifi reconfigured');
|
||||
exec(refresh, this._refreshCb.bind(this));
|
||||
}
|
||||
/**
|
||||
* (internal function) Invoked after wifi refresh command is complete
|
||||
*
|
||||
* @param {object} err (optional) Error object only present if refresh command fails
|
||||
* @param {string} stdout Standard output from refresh command
|
||||
* @param {string} stderr Error output from command if fails
|
||||
*/
|
||||
_refreshCb(err, stdout, stderr) {
|
||||
if (err) {
|
||||
console.error(err);
|
||||
return _cb(err);
|
||||
}
|
||||
console.log('Wifi refreshed');
|
||||
_cb(null, { ssid: _ssid });
|
||||
_cb = () => { };
|
||||
}
|
||||
_parseConfig(str) {
|
||||
const networks = [];
|
||||
const lines = str.split('\n');
|
||||
let network = {};
|
||||
for (let line of lines) {
|
||||
if (line.substring(0, 9) === 'network={') {
|
||||
network = {};
|
||||
network.raw = line;
|
||||
}
|
||||
else if (network.raw && line.indexOf('ssid=') !== -1) {
|
||||
network.ssid = line.replace('ssid=', '').trim().replace(quoteRe, '');
|
||||
if (network.raw) {
|
||||
network.raw += '\n' + line;
|
||||
}
|
||||
}
|
||||
else if (network.raw && line.substring(0, 1) === '}') {
|
||||
network.raw += '\n' + line;
|
||||
networks.push(network);
|
||||
network = {};
|
||||
}
|
||||
else if (network.raw) {
|
||||
network.raw += '\n' + line;
|
||||
}
|
||||
}
|
||||
return networks;
|
||||
}
|
||||
/**
|
||||
* Create sanitized wpa_supplicant.conf stanza for
|
||||
* configuring wifi without storing plaintext passwords
|
||||
* @example
|
||||
* network={
|
||||
* ssid="YOUR_SSID"
|
||||
* #psk="YOUR_PASSWORD"
|
||||
* psk=6a24edf1592aec4465271b7dcd204601b6e78df3186ce1a62a31f40ae9630702
|
||||
* }
|
||||
*
|
||||
* @param {string} ssid SSID of wifi network
|
||||
* @param {string} pwd Plaintext passphrase of wifi network
|
||||
* @param {function} callback Function called after psk hash is generated
|
||||
*/
|
||||
createPSK(ssid, pwd, callback) {
|
||||
const cmd = `wpa_passphrase '${ssid.replace(/'/g, `'\\''`)}' '${pwd.replace(/'/g, `'\\''`)}' | grep "psk="`;
|
||||
let lines;
|
||||
let hash;
|
||||
let plaintext;
|
||||
exec(cmd, (err, stdout, stderr) => {
|
||||
if (err) {
|
||||
return callback(err);
|
||||
}
|
||||
lines = stdout.replace('#psk=', '').split('psk=');
|
||||
hash = lines[1];
|
||||
plaintext = lines[0];
|
||||
callback(null, hash.trim(), plaintext.trim());
|
||||
});
|
||||
}
|
||||
/**
|
||||
* Function which initializes the processes for adding a wifi access point authentication
|
||||
*
|
||||
* @param {string} ssid SSID of network to configure
|
||||
* @param {string} pwd Password of access point, plaintext to be masked
|
||||
* @param {string} hash Password/SSID of access point, securely hashed
|
||||
* @param {function} callback Function invoked after process is complete, or fails
|
||||
*/
|
||||
setNetwork(ssid, pwd, hash, callback) {
|
||||
let masked = pwd.split('').map(char => { return char !== '"' ? '*' : '"'; }).join('');
|
||||
_entry = `network={\n\tssid="${ssid}"\n\t#psk=${masked}\n\tpsk=${hash}\n}\n`;
|
||||
_cb = callback;
|
||||
_ssid = ssid;
|
||||
fs.readFile(filePath, 'utf8', this._readConfigCb.bind(this));
|
||||
}
|
||||
/**
|
||||
* Executes command which gets the currently connected network
|
||||
*
|
||||
* @param {function} callback Function which is invoked after command is completed
|
||||
*/
|
||||
getNetwork(callback) {
|
||||
let output;
|
||||
exec(iwgetid, (err, stdout, stderr) => {
|
||||
if (err) {
|
||||
return callback(err);
|
||||
}
|
||||
output = stdout.split('ESSID:')[1].replace(quoteRe, '').trim();
|
||||
callback(null, output);
|
||||
});
|
||||
}
|
||||
}
|
||||
|
||||
module.exports = new Wifi()
|
||||
module.exports = new Wifi();
|
||||
//# sourceMappingURL=index.js.map
|
||||
File diff suppressed because one or more lines are too long
Loading…
Reference in New Issue