183 lines
4.9 KiB
JavaScript
183 lines
4.9 KiB
JavaScript
const WebSocket = require('ws');
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const fs = require('fs');
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const cookie = require('cookie')
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const jsonwebtoken = require('jsonwebtoken');
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const models = require('./../models/index.model')
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const authenticationController = require('./../controllers/authentication');
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const deviceController = require('./../controllers/devices');
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const { ws } = require('../routes/api/realtime');
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let wss;
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async function __server() {
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wss = new WebSocket.WebSocketServer({ path: '/ws/v2/', port: 4040, handshakeTimeout: 500});
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console.log("src")
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const interval = setInterval(function ping() {
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wss.clients.forEach(function each(ws) {
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if (ws.isAlive === false) {
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_actionLogger(null, null, "ATHENA_DEVICE_TIMEOUT_FORCE_DISCONNECT", null, ws._socket.remoteAddress, null, ws.dongleId);
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return ws.terminate();
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}
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ws.isAlive = false;
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ws.ping();
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});
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}, 5000);
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wss.on('connection', manageConnection)
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wss.on('close', function close() {
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clearInterval(interval);
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});
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}
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const authenticateDongle = async (ws, res, cookies) => {
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unsafeJwt = jsonwebtoken.decode(cookies.jwt);
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const device = await deviceController.getDeviceFromDongle(unsafeJwt.identity)
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let verifiedJWT;
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try {
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verifiedJWT = jsonwebtoken.verify(cookies.jwt, device.public_key, {ignoreNotBefore: true});
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} catch (err) {
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_actionLogger(null, null, "ATHENA_DEVICE_AUTHENTICATE_INVALID", null, ws._socket.remoteAddress, JSON.stringify({jwt: cookies.jwt}), null);
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return false;
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}
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if (verifiedJWT.identify === unsafeJwt.identify) {
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ws.dongleId = device.dongle_id
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_actionLogger(null, device.id, "ATHENA_DEVICE_AUTHENTICATE_SUCCESS", null, ws._socket.remoteAddress, null);
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console.log("AUTHENTICATED DONGLE", ws.dongleId )
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return true;
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} else {
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_actionLogger(null, device.id, "ATHENA_DEVICE_AUTHENTICATE_FAILURE", null, ws._socket.remoteAddress, JSON.stringify({jwt: cookies.jwt}), null);
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console.log("UNAUTHENTICATED DONGLE");
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return false;
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}
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}
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function commandBuilder(method, params) {
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return { method, params, "jsonrpc": "2.0", "id": 0 }
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}
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async function heartbeat() {
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this.isAlive = true;
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this.heartbeat = Date.now();
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}
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async function _actionLogger(account_id, device_id, action, user_ip, device_ip, meta, dongle_id) {
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models.models.athena_action_log.create({
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account_id, device_id, action, user_ip, device_ip, meta, created_at: Date.now(), dongle_id
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})
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}
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async function manageConnection(ws, res) {
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ws.badMessages = 0;
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ws.isAlive = true;
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ws.heartbeat = Date.now();
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ws.on('pong', heartbeat);
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var cookies = cookie.parse(res.headers.cookie);
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ws.on('message', function incoming(message) {
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heartbeat.call(ws)
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if (!ws.dongleId) {
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_actionLogger(null, null, "ATHENA_DEVICE_UNATHENTICATED_MESSAGE", null, ws._socket.remoteAddress, JSON.stringify([message]), ws.dongleId);
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console.log("unauthenticated message, discarded");
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return null;
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}
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_actionLogger(null, null, "ATHENA_DEVICE_MESSAGE_UNKNOWN", null, ws._socket.remoteAddress, JSON.stringify([message]), ws.dongleId);
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console.log("unknown message", JSON.stringify(message))
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});
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if (await authenticateDongle(ws, res, cookies) === false) {
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ws.close();
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}
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//ws.send(JSON.stringify(await commandBuilder('reboot')))
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}
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__server();
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function _findSocketFromDongle(dongleId) {
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let websocket = null;
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wss.clients.forEach((value) => {
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if (value.dongleId === dongleId) {
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websocket = value;
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}
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})
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return websocket;
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}
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// TODO - This is dumb
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function rebootDevice(dongleId, accountId) {
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const websocket = _findSocketFromDongle(dongleId);
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if (!websocket) {
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return _actionLogger(accountId, null, "ATHENA_USER_INVOKE__REBOOT_FAILED_DISCONNECTED", null, null, null, ws.dongleId);
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}
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_actionLogger(accountId, null, "ATHENA_USER_INVOKE__REBOOT_ISSUED", null, ws._socket.remoteAddress, null, ws.dongleId);
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websocket.send(JSON.stringify(commandBuilder('reboot')))
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}
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function getDetails(dongleId, accountId) {
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const websocket = _findSocketFromDongle(dongleId);
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if (!websocket) {
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return _actionLogger(accountId, null, "ATHENA_USER_INVOKE__GETVERSION_FAILED_DISCONNECTED", null, null, null, ws.dongleId);
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}
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_actionLogger(accountId, null, "ATHENA_USER_INVOKE__GETVERSION_ISSUED", null, ws._socket.remoteAddress, null, ws.dongleId);
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websocket.send(JSON.stringify(commandBuilder('getVersion')))
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}
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function isDeviceConnected(dongleId, accountId) {
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const websocket = _findSocketFromDongle(dongleId);
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_actionLogger(null, null, "ATHENA_USER_STATUS__IS_CONNECTED", null, websocket ? websocket._socket.remoteAddress : null, JSON.stringify({connected: websocket ? true : false, heartbeat: websocket ? websocket.heartbeat : null}), dongleId);
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if (!websocket) return {connected: false}
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return {connected: true, heartbeat: websocket.heartbeat};
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}
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module.exports = {
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rebootDevice,
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isDeviceConnected,
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getDetails
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}
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