MeshCentral/meshbot.js
2021-09-10 21:17:39 -07:00

118 lines
5.9 KiB
JavaScript

#!/usr/bin/env node
// Make sure we have the dependency modules
try { require('minimist'); } catch (ex) { console.log('Missing module "minimist", type "npm install minimist" to install it.'); return; }
try { require('ws'); } catch (ex) { console.log('Missing module "ws", type "npm install ws" to install it.'); return; }
var settings = {};
const crypto = require('crypto');
const args = require('minimist')(process.argv.slice(2));
const path = require('path');
if (args.proxy != null) { try { require('https-proxy-agent'); } catch (ex) { console.log('Missing module "https-proxy-agent", type "npm install https-proxy-agent" to install it.'); return; } }
if (args['_'].length == 0) {
console.log("MeshBot is a bot that connects to MeshCentral and perform various tasks.");
console.log("Information at: https://meshcentral.com");
console.log("No action specified, use MeshBot like this:\r\n\r\n meshbot [action] [arguments]\r\n");
console.log("Supported actions:");
console.log(" run - Run the bot.");
console.log("\r\nSupported login arguments:");
console.log(" --url [wss://server] - Server url, wss://localhost:443 is default.");
console.log(" - Use wss://localhost:443?key=xxx if login key is required.");
console.log(" --loginuser [username] - Login username, admin is default.");
console.log(" --loginpass [password] - Login password.");
console.log(" --token [number] - 2nd factor authentication token.");
console.log(" --loginkey [key] - Server login key.");
console.log(" --nocertcheck - Ignore server certificate warning.");
console.log(" --proxy [http://proxy:123] - Specify an HTTP proxy.");
return;
} else {
settings.cmd = args['_'][0].toLowerCase();
if (settings.cmd != 'run') { console.log("Invalid command. \"run\" command will start the bot."); return; } else { serverConnect(); }
}
function serverConnect() {
const WebSocket = require('ws'), options = {}
// URL setup
var url = 'wss://localhost/control.ashx';
if (args.url) {
url = args.url;
if (url.length < 5) { console.log("Invalid url."); process.exit(); return; }
if ((url.startsWith('wss://') == false) && (url.startsWith('ws://') == false)) { console.log("Invalid url."); process.exit(); return; }
var i = url.indexOf('?key='), loginKey = null;
if (i >= 0) { loginKey = url.substring(i + 5); url = url.substring(0, i); }
if (url.endsWith('/') == false) { url += '/'; }
url += 'control.ashx';
if (loginKey != null) { url += '?key=' + loginKey; }
}
// Certificate checking
if (args.nocertcheck) { options.rejectUnauthorized = false; }
// Setup the HTTP proxy if needed
if (args.proxy != null) {
const HttpsProxyAgent = require('https-proxy-agent');
options.agent = new HttpsProxyAgent(require('url').parse(args.proxy));
}
// Authentication setup
if (args.loginkey != null) { url += '?auth=' + args.loginkey; } // Cookie authentication
else if (args.loginpass != null) { // Password authentication
var username = 'admin';
if (args.loginuser != null) { username = args.loginuser; }
var token = '';
if (args.token != null) { token = ',' + Buffer.from('' + args.token).toString('base64'); }
options.headers = { 'x-meshauth': Buffer.from('' + username).toString('base64') + ',' + Buffer.from('' + args.loginpass).toString('base64') + token }
}
// Connect to the server
const ws = new WebSocket(url, options);
console.log('MeshBot, press CTRl-C to stop.');
console.log('Connecting to ' + url);
ws.on('open', function open() {
//console.log('Connected.');
switch (settings.cmd) {
// ws.send(JSON.stringify({ action: 'users', responseid: 'meshctrl' })); // Ask for list of users
// ws.send(JSON.stringify({ action: 'meshes' })); // Ask for list of device groups
// ws.send(JSON.stringify({ action: 'nodes', responseid: 'meshctrl' })); // Ask for list of devices
}
});
ws.on('close', function () {
console.log('Reconnecting in 10 seconds...');
setTimeout(serverConnect, 10000);
});
ws.on('error', function (err) {
if (err.code == 'ENOTFOUND') { console.log('Unable to resolve ' + url); }
else if (err.code == 'ECONNREFUSED') { console.log('Unable to connect to ' + url); }
else { console.log(err); }
});
ws.on('message', function incoming(rawdata) {
var data = null;
try { data = JSON.parse(rawdata); } catch (ex) { }
if (data == null) { console.log('Unable to parse data: ' + rawdata); }
//console.log("Got command: " + data.action);
switch (data.action) {
case 'serverinfo': { console.log('Connected to server: ' + data.serverinfo.name); break; }
case 'userinfo': {
console.log('Connected at user: ' + data.userinfo.name);
if ((args.targetuser != null) || (args.targetsession != null)) {
console.log('Sending interuser message...');
ws.send(JSON.stringify({ action: 'interuser', userid: args.targetuser, sessionid: args.targetsession, data: 'Hello!!!' })); // Send a hello message
}
break;
}
case 'interuser': {
console.log('Got InterUser Message', data);
if ((args.targetuser == null) && (args.targetsession == null) && (typeof data.data == 'string')) { // For testing, echo back the original message.
console.log('Sending interuser echo...');
ws.send(JSON.stringify({ action: 'interuser', sessionid: data.sessionid, data: 'ECHO: ' + data.data }));
}
break;
}
}
});
}