mirror of
https://github.com/Ylianst/MeshCentral.git
synced 2025-03-09 15:40:18 +00:00
925 lines
47 KiB
JavaScript
925 lines
47 KiB
JavaScript
/*
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Copyright 2017 Intel Corporation
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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function createMeshCore(agent) {
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var obj = {};
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// MeshAgent JavaScript Core Module. This code is sent to and running on the mesh agent.
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obj.meshCoreInfo = "MeshCore v3k";
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obj.meshCoreCapabilities = 14; // Capability bitmask: 1 = Desktop, 2 = Terminal, 4 = Files, 8 = Console, 16 = JavaScript
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var meshServerConnectionState = 0;
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var tunnels = {};
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var lastSelfInfo = null;
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var lastNetworkInfo = null;
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var lastPublicLocationInfo = null;
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var selfInfoUpdateTimer = null;
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obj.useNativePipes = (process.platform == 'win32');
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var http = require('http');
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var fs = require('fs');
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// If we are running in Duktape, agent will be null
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if (agent == null) {
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// Running in native agent, Import libraries
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var db = require('SimpleDataStore').Shared();
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var sha = require('SHA256Stream');
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var mesh = require('MeshAgent');
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var processManager = require('ILibProcessPipe');
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if (mesh.hasKVM == 1) { obj.meshCoreCapabilities |= 1; }
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} else {
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// Running in nodejs
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obj.meshCoreInfo += '-NodeJS';
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obj.meshCoreCapabilities = 8;
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var mesh = agent.getMeshApi();
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}
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// Get our location (lat/long) using our public IP address
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var getIpLocationDataExInProgress = false;
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var getIpLocationDataExCounts = [ 0, 0 ];
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function getIpLocationDataEx(func) {
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if (getIpLocationDataExInProgress == true) { return false; }
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try {
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getIpLocationDataExInProgress = true;
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getIpLocationDataExCounts[0]++;
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http.request({
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host: 'ipinfo.io', // TODO: Use a HTTP proxy if needed!!!!
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port: 80,
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path: 'http://ipinfo.io/json', // Use this service to get our geolocation
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headers: { Host: "ipinfo.io" }
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},
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function (resp) {
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if (resp.statusCode == 200) {
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var geoData = '';
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resp.data = function (geoipdata) { geoData += geoipdata; };
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resp.end = function () {
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var location = null;
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try {
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if (typeof geoData == 'string') {
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var result = JSON.parse(geoData);
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if (result.ip && result.loc) { location = result; }
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}
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} catch (e) { }
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if (func) { getIpLocationDataExCounts[1]++; func(location); }
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}
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} else { func(null); }
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getIpLocationDataExInProgress = false;
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}).end();
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return true;
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}
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catch (e) { return false; }
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}
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// Remove all Gateway MAC addresses for interface list. This is useful because the gateway MAC is not always populated reliably.
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function clearGatewayMac(str) {
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if (str == null) return null;
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var x = JSON.parse(str);
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for (var i in x.netif) { if (x.netif[i].gatewaymac) { delete x.netif[i].gatewaymac } }
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return JSON.stringify(x);
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}
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function getIpLocationData(func) {
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// Get the location information for the cache if possible
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var publicLocationInfo = db.Get('publicLocationInfo');
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if (publicLocationInfo != null) { publicLocationInfo = JSON.parse(publicLocationInfo); }
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if (publicLocationInfo == null) {
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// Nothing in the cache, fetch the data
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getIpLocationDataEx(function (locationData) {
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if (locationData != null) {
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publicLocationInfo = {};
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publicLocationInfo.netInfoStr = lastNetworkInfo;
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publicLocationInfo.locationData = locationData;
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var x = db.Put('publicLocationInfo', JSON.stringify(publicLocationInfo)); // Save to database
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if (func) func(locationData); // Report the new location
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} else {
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if (func) func(null); // Report no location
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}
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});
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} else {
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// Check the cache
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if (clearGatewayMac(publicLocationInfo.netInfoStr) == clearGatewayMac(lastNetworkInfo)) {
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// Cache match
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if (func) func(publicLocationInfo.locationData);
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} else {
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// Cache mismatch
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getIpLocationDataEx(function (locationData) {
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if (locationData != null) {
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publicLocationInfo = {};
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publicLocationInfo.netInfoStr = lastNetworkInfo;
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publicLocationInfo.locationData = locationData;
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var x = db.Put('publicLocationInfo', JSON.stringify(publicLocationInfo)); // Save to database
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if (func) func(locationData); // Report the new location
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} else {
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if (func) func(publicLocationInfo.locationData); // Can't get new location, report the old location
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}
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});
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}
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}
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}
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// Polyfill String.endsWith
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if (!String.prototype.endsWith) {
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String.prototype.endsWith = function (searchString, position) {
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var subjectString = this.toString();
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if (typeof position !== 'number' || !isFinite(position) || Math.floor(position) !== position || position > subjectString.length) { position = subjectString.length; }
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position -= searchString.length;
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var lastIndex = subjectString.lastIndexOf(searchString, position);
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return lastIndex !== -1 && lastIndex === position;
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};
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}
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// Polyfill path.join
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obj.path = {
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join: function () {
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var x = [];
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for (var i in arguments) {
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var w = arguments[i];
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if (w != null) {
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while (w.endsWith('/') || w.endsWith('\\')) { w = w.substring(0, w.length - 1); }
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while (w.startsWith('/') || w.startsWith('\\')) { w = w.substring(1); }
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x.push(w);
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}
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}
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if (x.length == 0) return '/';
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return x.join('/');
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}
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};
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// Replace a string with a number if the string is an exact number
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function toNumberIfNumber(x) { if ((typeof x == 'string') && (+parseInt(x) == x)) { x = parseInt(x); } return x; }
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// Convert decimal to hex
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function char2hex(i) { return (i + 0x100).toString(16).substr(-2).toUpperCase(); }
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// Convert a raw string to a hex string
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function rstr2hex(input) { var r = '', i; for (i = 0; i < input.length; i++) { r += char2hex(input.charCodeAt(i)); } return r; }
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// Convert a buffer into a string
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function buf2rstr(buf) { var r = ''; for (var i = 0; i < buf.length; i++) { r += String.fromCharCode(buf[i]); } return r; }
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// Convert a hex string to a raw string // TODO: Do this using Buffer(), will be MUCH faster
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function hex2rstr(d) {
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if (typeof d != "string" || d.length == 0) return '';
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var r = '', m = ('' + d).match(/../g), t;
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while (t = m.shift()) r += String.fromCharCode('0x' + t);
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return r
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}
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// Convert an object to string with all functions
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function objToString(x, p, ret) {
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if (ret == undefined) ret = '';
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if (p == undefined) p = 0;
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if (x == null) { return '[null]'; }
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if (p > 8) { return '[...]'; }
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if (x == undefined) { return '[undefined]'; }
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if (typeof x == 'string') { if (p == 0) return x; return '"' + x + '"'; }
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if (typeof x == 'buffer') { return '[buffer]'; }
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if (typeof x != 'object') { return x; }
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var r = '{' + (ret ? '\r\n' : ' ');
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for (var i in x) { r += (addPad(p + 2, ret) + i + ': ' + objToString(x[i], p + 2, ret) + (ret ? '\r\n' : ' ')); }
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return r + addPad(p, ret) + '}';
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}
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// Return p number of spaces
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function addPad(p, ret) { var r = ''; for (var i = 0; i < p; i++) { r += ret; } return r; }
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// Split a string taking into account the quoats. Used for command line parsing
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function splitArgs(str) {
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var myArray = [], myRegexp = /[^\s"]+|"([^"]*)"/gi;
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do { var match = myRegexp.exec(str); if (match != null) { myArray.push(match[1] ? match[1] : match[0]); } } while (match != null);
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return myArray;
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}
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// Parse arguments string array into an object
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function parseArgs(argv) {
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var results = { '_': [] }, current = null;
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for (var i = 1, len = argv.length; i < len; i++) {
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var x = argv[i];
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if (x.length > 2 && x[0] == '-' && x[1] == '-') {
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if (current != null) { results[current] = true; }
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current = x.substring(2);
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} else {
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if (current != null) { results[current] = toNumberIfNumber(x); current = null; } else { results['_'].push(toNumberIfNumber(x)); }
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}
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}
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if (current != null) { results[current] = true; }
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return results;
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}
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// Parge a URL string into an options object
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function parseUrl(url) {
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var x = url.split('/');
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if (x.length < 4) return null;
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var y = x[2].split(':');
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var options = {};
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var options = { protocol: x[0], hostname: y[0], path: '/' + x.splice(3).join('/') };
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if (y.length == 1) { options.port = ((x[0] == 'https:') || (x[0] == 'wss:')) ? 443 : 80; } else { options.port = parseInt(y[1]); }
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if (isNaN(options.port) == true) return null;
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return options;
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}
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// Handle a mesh agent command
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function handleServerCommand(data) {
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if (typeof data == 'object') {
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// If this is a console command, parse it and call the console handler
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switch (data.action) {
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case 'msg': {
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if (data.type == 'console') { // Process a console command
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if (data.value && data.sessionid) {
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var args = splitArgs(data.value);
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processConsoleCommand(args[0].toLowerCase(), parseArgs(args), data.rights, data.sessionid);
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}
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}
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else if (data.type == 'tunnel') { // Process a new tunnel connection request
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if (data.value && data.sessionid) {
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// Create a new tunnel object
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var tunnel = http.request(parseUrl(data.value));
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tunnel.upgrade = onTunnelUpgrade;
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tunnel.sessionid = data.sessionid;
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tunnel.rights = data.rights;
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tunnel.state = 0;
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tunnel.url = data.value;
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tunnel.protocol = 0;
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// Put the tunnel in the tunnels list
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var index = 1;
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while (tunnels[index]) { index++; }
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tunnel.index = index;
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tunnels[index] = tunnel;
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sendConsoleText('New tunnel connection #' + index + ': ' + tunnel.url + ', rights: ' + tunnel.rights, data.sessionid);
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}
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}
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break;
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}
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case 'wakeonlan': {
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// Send wake-on-lan on all interfaces for all MAC addresses in data.macs array. The array is a list of HEX MAC addresses.
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sendConsoleText('Server requesting wake-on-lan for: ' + data.macs.join(', '));
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// TODO!!!!
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break;
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}
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case 'poweraction': {
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// Server telling us to execute a power action
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if ((mesh.ExecPowerState != undefined) && (data.actiontype)) {
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var forced = 0;
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if (data.forced == 1) { forced = 1; }
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data.actiontype = parseInt(data.actiontype);
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sendConsoleText('Performing power action=' + data.actiontype + ', forced=' + forced + '.');
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var r = mesh.ExecPowerState(data.actiontype, forced);
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sendConsoleText('ExecPowerState returned code: ' + r);
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}
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break;
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}
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case 'iplocation': {
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// Update the IP location information of this node. Only do this when requested by the server since we have a limited amount of time we can call this per day
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getIpLocationData(function (location) { mesh.SendCommand({ "action": "iplocation", "type": "publicip", "value": location }); });
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break;
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}
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}
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}
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}
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// Called when a file changed in the file system
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function onFileWatcher(a, b) {
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//console.log('onFileWatcher', a, b, this.path);
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var response = getDirectoryInfo(this.path);
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if ((response != undefined) && (response != null)) { this.tunnel.s.write(JSON.stringify(response)); }
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}
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// Get a formated response for a given directory path
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function getDirectoryInfo(reqpath) {
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var response = { path: reqpath, dir: [] };
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if (((reqpath == undefined) || (reqpath == '')) && (process.platform == 'win32')) {
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// List all the drives in the root, or the root itself
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var results = null;
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try { results = fs.readDrivesSync(); } catch (e) { } // TODO: Anyway to get drive total size and free space? Could draw a progress bar.
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//console.log('a', objToString(results, 0, '.'));
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if (results != null) {
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for (var i = 0; i < results.length; ++i) {
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var drive = { n: results[i].name, t: 1 };
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if (results[i].type == 'REMOVABLE') { drive.dt = 'removable'; } // TODO: See if this is USB/CDROM or something else, we can draw icons.
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response.dir.push(drive);
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}
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}
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} else {
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// List all the files and folders in this path
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if (reqpath == '') { reqpath = '/'; }
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var xpath = obj.path.join(reqpath, '*');
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var results = null;
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try { results = fs.readdirSync(xpath); } catch (e) { }
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if (results != null) {
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for (var i = 0; i < results.length; ++i) {
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if ((results[i] != '.') && (results[i] != '..')) {
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var stat = null, p = obj.path.join(reqpath, results[i]);
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try { stat = fs.statSync(p); } catch (e) { } // TODO: Get file size/date
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if ((stat != null) && (stat != undefined)) {
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if (stat.isDirectory() == true) {
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response.dir.push({ n: results[i], t: 2, d: stat.mtime });
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} else {
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response.dir.push({ n: results[i], t: 3, s: stat.size, d: stat.mtime });
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}
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}
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}
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}
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}
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}
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return response;
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}
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// Tunnel callback operations
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function onTunnelUpgrade(response, s, head) { this.s = s; s.httprequest = this; s.end = onTunnelClosed; s.data = onTunnelData; }
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function onTunnelClosed() {
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sendConsoleText("Tunnel #" + this.httprequest.index + " closed.", this.httprequest.sessionid);
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if (this.httprequest.protocol == 1) { this.httprequest.process.end(); delete this.httprequest.process; }
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delete tunnels[this.httprequest.index];
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// Close the watcher if required
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if (this.httprequest.watcher != undefined) {
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//console.log('Closing watcher: ' + this.httprequest.watcher.path);
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//this.httprequest.watcher.close(); // TODO: This line causes the agent to crash!!!!
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delete this.httprequest.watcher;
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}
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// If there is a upload or download active on this connection, close the file
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if (this.httprequest.uploadFile) { fs.closeSync(this.httprequest.uploadFile); this.httprequest.uploadFile = undefined; }
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if (this.httprequest.downloadFile) { fs.closeSync(this.httprequest.downloadFile); this.httprequest.downloadFile = undefined; }
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}
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function onTunnelSendOk() { sendConsoleText("Tunnel #" + this.index + " SendOK.", this.sessionid); }
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function onTunnelData(data) {
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// If this is upload data, save it to file
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if (this.httprequest.uploadFile) {
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try { fs.writeSync(this.httprequest.uploadFile, data); } catch (e) { this.write(JSON.stringify({ action: 'uploaderror' })); return; } // Write to the file, if there is a problem, error out.
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this.write(JSON.stringify({ action: 'uploadack', reqid: this.httprequest.uploadFileid })); // Ask for more data
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return;
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}
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// If this is a download, send more of the file
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if (this.httprequest.downloadFile) {
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var buf = new Buffer(4096);
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var len = fs.readSync(this.httprequest.downloadFile, buf, 0, 4096, null);
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this.httprequest.downloadFilePtr += len;
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if (len > 0) { this.write(buf.slice(0, len)); } else { fs.closeSync(this.httprequest.downloadFile); this.httprequest.downloadFile = undefined; this.end(); }
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return;
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}
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// Setup remote desktop & terminal without using native pipes
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if ((this.httprequest.desktop) && (obj.useNativePipes == false)) { this.httprequest.desktop.kvm.write(data); return; }
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if ((this.httprequest.terminal) && (obj.useNativePipes == false)) { this.httprequest.terminal.write(data); return; }
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if (this.httprequest.state == 0) {
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// Check if this is a relay connection
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if (data == 'c') { this.httprequest.state = 1; sendConsoleText("Tunnel #" + this.httprequest.index + " now active", this.httprequest.sessionid); }
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} else {
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// Handle tunnel data
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if (this.httprequest.protocol == 0) { // 1 = SOL, 2 = KVM, 3 = IDER, 4 = Files, 5 = FileTransfer
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// Take a look at the protocolab
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this.httprequest.protocol = parseInt(data);
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if (typeof this.httprequest.protocol != 'number') { this.httprequest.protocol = 0; }
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if (this.httprequest.protocol == 1) {
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if (obj.useNativePipes == false) {
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// Remote Terminal without using native pipes
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if (process.platform == "win32") {
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this.httprequest.terminal = processManager.CreateProcess("%windir%\\system32\\cmd.exe");
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} else {
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this.httprequest.terminal = processManager.CreateProcess("/bin/sh", "sh", ILibProcessPipe_SpawnTypes.TERM);
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}
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this.httprequest.terminal.tunnel = this;
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this.httprequest.terminal.on('data', function (chunk) { this.tunnel.write(chunk); });
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this.httprequest.terminal.error.data = function (chunk) { this.parent.tunnel.write(chunk); }
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} else {
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// Remote terminal using native pipes
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if (process.platform == "win32") {
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this.httprequest.process = processManager.CreateProcess("%windir%\\system32\\cmd.exe");
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} else {
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this.httprequest.process = processManager.CreateProcess("/bin/sh", "sh", ILibProcessPipe_SpawnTypes.TERM);
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}
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this.httprequest.process.tunnel = this;
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this.httprequest.process.error.data = function (chunk) { this.parent.tunnel.write(chunk); }
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this.httprequest.process.pipe(this);
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this.pipe(this.httprequest.process);
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}
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}
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if (this.httprequest.protocol == 2) {
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if (obj.useNativePipes == false) {
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// Remote Desktop without using native pipes
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this.httprequest.desktop = { state: 0, kvm: mesh.getRemoteDesktopStream(), tunnel: this };
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this.httprequest.desktop.kvm.tunnel = this;
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this.httprequest.desktop.kvm.on('data', function (data) { this.tunnel.write(data); });
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this.desktop = this.httprequest.desktop;
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this.end = function () { if (--this.desktop.kvm.connectionCount == 0) { this.httprequest.desktop.kvm.end(); } };
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if (this.httprequest.desktop.kvm.hasOwnProperty("connectionCount")) { this.httprequest.desktop.kvm.connectionCount++; } else { this.httprequest.desktop.kvm.connectionCount = 1; }
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} else {
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// Remote desktop using native pipes
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this.httprequest.desktop = { state: 0, kvm: mesh.getRemoteDesktopStream(), tunnel: this };
|
|
this.httprequest.desktop.kvm.parent = this.httprequest.desktop;
|
|
this.desktop = this.httprequest.desktop;
|
|
this.end = function () {
|
|
--this.desktop.kvm.connectionCount;
|
|
this.unpipe(this.httprequest.desktop.kvm);
|
|
this.httprequest.desktop.kvm.unpipe(this);
|
|
if (this.desktop.kvm.connectionCount == 0) { this.httprequest.desktop.kvm.end(); }
|
|
};
|
|
if (this.httprequest.desktop.kvm.hasOwnProperty("connectionCount")) { this.httprequest.desktop.kvm.connectionCount++; } else { this.httprequest.desktop.kvm.connectionCount = 1; }
|
|
this.pipe(this.httprequest.desktop.kvm);
|
|
this.httprequest.desktop.kvm.pipe(this);
|
|
}
|
|
}
|
|
else if (this.httprequest.protocol == 5) {
|
|
// Setup files
|
|
// NOP
|
|
}
|
|
} else if (this.httprequest.protocol == 1) {
|
|
// Send data into terminal stdin
|
|
//this.write(data); // Echo back the keys (Does not seem to be a good idea)
|
|
this.httprequest.process.write(data);
|
|
} else if (this.httprequest.protocol == 2) {
|
|
// Send data into remote desktop
|
|
// TODO ADD REMOTE DESKTOP (This is test code)
|
|
if (this.httprequest.desktop.state == 0) {
|
|
this.write(new Buffer(String.fromCharCode(0x11, 0xFE, 0x00, 0x00, 0x4D, 0x45, 0x53, 0x48, 0x00, 0x00, 0x00, 0x00, 0x02)));
|
|
this.httprequest.desktop.state = 1;
|
|
} else {
|
|
this.httprequest.desktop.write(data);
|
|
}
|
|
} else if (this.httprequest.protocol == 5) {
|
|
// Process files commands
|
|
var cmd = null;
|
|
try { cmd = JSON.parse(data); } catch (e) { };
|
|
if ((cmd == null) || (cmd.action == undefined)) { return; }
|
|
//console.log(objToString(cmd, 0, '.'));
|
|
switch (cmd.action) {
|
|
case 'ls': {
|
|
// Close the watcher if required
|
|
var samepath = ((this.httprequest.watcher != undefined) && (cmd.path == this.httprequest.watcher.path));
|
|
if ((this.httprequest.watcher != undefined) && (samepath == false)) {
|
|
//console.log('Closing watcher: ' + this.httprequest.watcher.path);
|
|
//this.httprequest.watcher.close(); // TODO: This line causes the agent to crash!!!!
|
|
delete this.httprequest.watcher;
|
|
}
|
|
|
|
// Send the folder content to the browser
|
|
var response = getDirectoryInfo(cmd.path);
|
|
if (cmd.reqid != undefined) { response.reqid = cmd.reqid; }
|
|
this.write(JSON.stringify(response));
|
|
|
|
// Start the directory watcher
|
|
if ((cmd.path != '') && (samepath == false)) {
|
|
var watcher = fs.watch(cmd.path, onFileWatcher);
|
|
watcher.tunnel = this.httprequest;
|
|
watcher.path = cmd.path;
|
|
this.httprequest.watcher = watcher;
|
|
//console.log('Starting watcher: ' + this.httprequest.watcher.path);
|
|
}
|
|
break;
|
|
}
|
|
case 'mkdir': {
|
|
// Create a new empty folder
|
|
fs.mkdirSync(cmd.path);
|
|
break;
|
|
}
|
|
case 'rm': {
|
|
// Remove many files or folders
|
|
for (var i in cmd.delfiles) {
|
|
var fullpath = obj.path.join(cmd.path, cmd.delfiles[i]);
|
|
try { fs.unlinkSync(fullpath); } catch (e) { console.log(e); }
|
|
}
|
|
break;
|
|
}
|
|
case 'rename': {
|
|
// Rename a file or folder
|
|
var oldfullpath = obj.path.join(cmd.path, cmd.oldname);
|
|
var newfullpath = obj.path.join(cmd.path, cmd.newname);
|
|
try { fs.renameSync(oldfullpath, newfullpath); } catch (e) { console.log(e); }
|
|
break;
|
|
}
|
|
case 'download': {
|
|
// Packet download of a file, agent to browser
|
|
if (cmd.path == undefined) break;
|
|
var filepath = cmd.name ? obj.path.join(cmd.path, cmd.name) : cmd.path;
|
|
//console.log('Download: ' + filepath);
|
|
try { this.httprequest.downloadFile = fs.openSync(filepath, 'rbN'); } catch (e) { this.write(JSON.stringify({ action: 'downloaderror', reqid: cmd.reqid })); break; }
|
|
this.httprequest.downloadFileId = cmd.reqid;
|
|
this.httprequest.downloadFilePtr = 0;
|
|
if (this.httprequest.downloadFile) { this.write(JSON.stringify({ action: 'downloadstart', reqid: this.httprequest.downloadFileId })); }
|
|
break;
|
|
}
|
|
case 'download2': {
|
|
// Stream download of a file, agent to browser
|
|
if (cmd.path == undefined) break;
|
|
var filepath = cmd.name ? obj.path.join(cmd.path, cmd.name) : cmd.path;
|
|
try { this.httprequest.downloadFile = fs.createReadStream(filepath, { flags: 'rbN' }); } catch (e) { console.log(e); }
|
|
this.httprequest.downloadFile.pipe(this);
|
|
this.httprequest.downloadFile.end = function () { }
|
|
break;
|
|
}
|
|
case 'upload': {
|
|
// Upload a file, browser to agent
|
|
if (this.httprequest.uploadFile != undefined) { fs.closeSync(this.httprequest.uploadFile); this.httprequest.uploadFile = undefined; }
|
|
if (cmd.path == undefined) break;
|
|
var filepath = cmd.name ? obj.path.join(cmd.path, cmd.name) : cmd.path;
|
|
try { this.httprequest.uploadFile = fs.openSync(filepath, 'wbN'); } catch (e) { this.write(JSON.stringify({ action: 'uploaderror', reqid: cmd.reqid })); break; }
|
|
this.httprequest.uploadFileid = cmd.reqid;
|
|
if (this.httprequest.uploadFile) { this.write(JSON.stringify({ action: 'uploadstart', reqid: this.httprequest.uploadFileid })); }
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
//sendConsoleText("Got tunnel #" + this.httprequest.index + " data: " + data, this.httprequest.sessionid);
|
|
}
|
|
}
|
|
|
|
// Console state
|
|
var consoleWebSockets = {};
|
|
var consoleHttpRequest = null;
|
|
|
|
// Console HTTP response
|
|
function consoleHttpResponse(response) {
|
|
response.data = function (data) { sendConsoleText(rstr2hex(buf2rstr(data)), this.sessionid); consoleHttpRequest = null; }
|
|
response.close = function () { sendConsoleText('httprequest.response.close', this.sessionid); consoleHttpRequest = null; }
|
|
};
|
|
|
|
// Process a mesh agent console command
|
|
function processConsoleCommand(cmd, args, rights, sessionid) {
|
|
try {
|
|
var response = null;
|
|
switch (cmd) {
|
|
case 'help': { // Displays available commands
|
|
response = 'Available commands: help, info, args, print, type, dbget, dbset, dbcompact, parseurl, httpget, wslist, wsconnect, wssend, wsclose, notify, ls, amt, netinfo, location, power.';
|
|
break;
|
|
}
|
|
case 'notify': { // Send a notification message to the mesh
|
|
if (args['_'].length != 1) {
|
|
response = 'Proper usage: notify "message" [--session]'; // Display correct command usage
|
|
} else {
|
|
var notification = { "action": "msg", "type": "notify", "value": args['_'][0], "tag": "console" };
|
|
if (args.session) { notification.sessionid = sessionid; } // If "--session" is specified, notify only this session, if not, the server will notify the mesh
|
|
mesh.SendCommand(notification); // no sessionid or userid specified, notification will go to the entire mesh
|
|
response = 'ok';
|
|
}
|
|
break;
|
|
}
|
|
case 'info': { // Return information about the agent and agent core module
|
|
response = 'Current Core: ' + obj.meshCoreInfo + '.\r\nAgent Time: ' + Date() + '.\r\nUser Rights: 0x' + rights.toString(16) + '.\r\nPlatform Info: ' + process.platform + '.\r\nCapabilities: ' + obj.meshCoreCapabilities + '.\r\nNative Pipes: ' + obj.useNativePipes + '.';
|
|
break;
|
|
}
|
|
case 'selfinfo': { // Return self information block
|
|
response = JSON.stringify(buildSelfInfo());
|
|
break;
|
|
}
|
|
case 'args': { // Displays parsed command arguments
|
|
response = 'args ' + objToString(args, 0, '.');
|
|
break;
|
|
}
|
|
case 'print': { // Print a message on the mesh agent console, does nothing when running in the background
|
|
var r = [];
|
|
for (var i in args['_']) { r.push(args['_'][i]); }
|
|
console.log(r.join(' '));
|
|
response = 'Message printed on agent console.';
|
|
break;
|
|
}
|
|
case 'type': { // Returns the content of a file
|
|
if (args['_'].length == 0) {
|
|
response = 'Proper usage: type (filepath) [maxlength]'; // Display correct command usage
|
|
} else {
|
|
var max = 4096;
|
|
if ((args['_'].length > 1) && (typeof args['_'][1] == 'number')) { max = args['_'][1]; }
|
|
if (max > 4096) max = 4096;
|
|
var buf = new Buffer(max), fd = fs.openSync(args['_'][0], "r"), r = fs.readSync(fd, buf, 0, max); // Read the file content
|
|
response = buf.toString();
|
|
var i = response.indexOf('\n');
|
|
if ((i > 0) && (response[i - 1] != '\r')) { response = response.split('\n').join('\r\n'); }
|
|
if (r == max) response += '...';
|
|
fs.closeSync(fd);
|
|
}
|
|
break;
|
|
}
|
|
case 'dbget': { // Return the data store value for a given key
|
|
if (db == null) { response = 'Database not accessible.'; break; }
|
|
if (args['_'].length != 1) {
|
|
response = 'Proper usage: dbget (key)'; // Display the value for a given database key
|
|
} else {
|
|
response = db.Get(args['_'][0]);
|
|
}
|
|
break;
|
|
}
|
|
case 'dbset': { // Set a data store key and value pair
|
|
if (db == null) { response = 'Database not accessible.'; break; }
|
|
if (args['_'].length != 2) {
|
|
response = 'Proper usage: dbset (key) (value)'; // Set a database key
|
|
} else {
|
|
var r = db.Put(args['_'][0], args['_'][1]);
|
|
response = 'Key set: ' + r;
|
|
}
|
|
break;
|
|
}
|
|
case 'dbcompact': { // Compact the data store
|
|
if (db == null) { response = 'Database not accessible.'; break; }
|
|
var r = db.Compact();
|
|
response = 'Database compacted: ' + r;
|
|
break;
|
|
}
|
|
case 'parseurl': {
|
|
response = objToString(parseUrl(args['_'][0]));
|
|
break;
|
|
}
|
|
case 'httpget': {
|
|
if (consoleHttpRequest != null) {
|
|
response = 'HTTP operation already in progress.';
|
|
} else {
|
|
if (args['_'].length != 1) {
|
|
response = 'Proper usage: httpget (url)';
|
|
} else {
|
|
var options = parseUrl(args['_'][0]);
|
|
options.method = 'GET';
|
|
if (options == null) {
|
|
response = 'Invalid url.';
|
|
} else {
|
|
try { consoleHttpRequest = http.request(options, consoleHttpResponse); } catch (e) { response = 'Invalid HTTP GET request'; }
|
|
consoleHttpRequest.sessionid = sessionid;
|
|
if (consoleHttpRequest != null) {
|
|
consoleHttpRequest.end();
|
|
response = 'HTTPGET ' + options.protocol + '//' + options.hostname + ':' + options.port + options.path;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
case 'wslist': { // List all web sockets
|
|
response = '';
|
|
for (var i in consoleWebSockets) {
|
|
var httprequest = consoleWebSockets[i];
|
|
response += 'Websocket #' + i + ', ' + httprequest.url + '\r\n';
|
|
}
|
|
if (response == '') { response = 'no websocket sessions.'; }
|
|
break;
|
|
}
|
|
case 'wsconnect': { // Setup a web socket
|
|
if (args['_'].length == 0) {
|
|
response = 'Proper usage: wsconnect (url)\r\nFor example: wsconnect wss://localhost:443/meshrelay.ashx?id=abc'; // Display correct command usage
|
|
} else {
|
|
var httprequest = null;
|
|
try {
|
|
httprequest = http.request(parseUrl(args['_'][0]));
|
|
} catch (e) { response = 'Invalid HTTP websocket request'; }
|
|
if (httprequest != null) {
|
|
httprequest.upgrade = onWebSocketUpgrade;
|
|
|
|
var index = 1;
|
|
while (consoleWebSockets[index]) { index++; }
|
|
httprequest.sessionid = sessionid;
|
|
httprequest.index = index;
|
|
httprequest.url = args['_'][0];
|
|
consoleWebSockets[index] = httprequest;
|
|
response = 'New websocket session #' + index;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
case 'wssend': { // Send data on a web socket
|
|
if (args['_'].length == 0) {
|
|
response = 'Proper usage: wssend (socketnumber)\r\n'; // Display correct command usage
|
|
for (var i in consoleWebSockets) {
|
|
var httprequest = consoleWebSockets[i];
|
|
response += 'Websocket #' + i + ', ' + httprequest.url + '\r\n';
|
|
}
|
|
} else {
|
|
var i = parseInt(args['_'][0]);
|
|
var httprequest = consoleWebSockets[i];
|
|
if (httprequest != undefined) {
|
|
httprequest.s.write(args['_'][1]);
|
|
response = 'ok';
|
|
} else {
|
|
response = 'Invalid web socket number';
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
case 'wsclose': { // Close a websocket
|
|
if (args['_'].length == 0) {
|
|
response = 'Proper usage: wsclose (socketnumber)'; // Display correct command usage
|
|
} else {
|
|
var i = parseInt(args['_'][0]);
|
|
var httprequest = consoleWebSockets[i];
|
|
if (httprequest != undefined) {
|
|
if (httprequest.s != null) { httprequest.s.end(); } else { httprequest.end(); }
|
|
response = 'ok';
|
|
} else {
|
|
response = 'Invalid web socket number';
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
case 'tunnels': { // Show the list of current tunnels
|
|
response = '';
|
|
for (var i in tunnels) { response += 'Tunnel #' + i + ', ' + tunnels[i].url + '\r\n'; }
|
|
if (response == '') { response = 'No websocket sessions.'; }
|
|
break;
|
|
}
|
|
case 'ls': { // Show list of files and folders
|
|
response = '';
|
|
var xpath = '*';
|
|
if (args['_'].length > 0) { xpath = obj.path.join(args['_'][0], '*'); }
|
|
response = 'List of ' + xpath + '\r\n';
|
|
var results = fs.readdirSync(xpath);
|
|
for (var i = 0; i < results.length; ++i) {
|
|
var stat = null, p = obj.path.join(args['_'][0], results[i]);
|
|
try { stat = fs.statSync(p); } catch (e) { }
|
|
if ((stat == null) || (stat == undefined)) {
|
|
response += (results[i] + "\r\n");
|
|
} else {
|
|
response += (results[i] + " " + ((stat.isDirectory()) ? "(Folder)" : "(File)") + "\r\n");
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
case 'amt': { // Show Intel AMT status
|
|
//response = 'KVM: ' + mesh.hasKVM + ', HECI: ' + mesh.hasHECI + ', MicroLMS: ' + mesh.activeMicroLMS + '\r\n';
|
|
//response += JSON.stringify(mesh.MEInfo);
|
|
if (mesh.hasHECI == 1) {
|
|
var meinfo = mesh.MEInfo;
|
|
delete meinfo.TrustedHashes;
|
|
response = objToString(meinfo, 0, '.');
|
|
} else {
|
|
response = 'This mesh agent does not support Intel AMT.';
|
|
}
|
|
break;
|
|
}
|
|
case 'netinfo': { // Show network interface information
|
|
response = objToString(mesh.NetInfo, 0, '.');
|
|
break;
|
|
}
|
|
case 'sendall': { // Send a message to all consoles on this mesh
|
|
sendConsoleText(args['_'].join(' '));
|
|
break;
|
|
}
|
|
case 'power': { // Execute a power action on this computer
|
|
if (mesh.ExecPowerState == undefined) {
|
|
response = 'Power command not supported on this agent.';
|
|
} else {
|
|
if ((args['_'].length == 0) || (typeof args['_'][0] != 'number')) {
|
|
response = 'Proper usage: power (actionNumber), where actionNumber is:\r\n LOGOFF = 1\r\n SHUTDOWN = 2\r\n REBOOT = 3\r\n SLEEP = 4\r\n HIBERNATE = 5\r\n DISPLAYON = 6\r\n KEEPAWAKE = 7\r\n BEEP = 8\r\n CTRLALTDEL = 9\r\n VIBRATE = 13\r\n FLASH = 14'; // Display correct command usage
|
|
} else {
|
|
var r = mesh.ExecPowerState(args['_'][0], args['_'][1]);
|
|
response = 'Power action executed with return code: ' + r + '.';
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
default: { // This is an unknown command, return an error message
|
|
response = 'Unknown command \"' + cmd + '\", type \"help\" for list of avaialble commands.';
|
|
break;
|
|
}
|
|
}
|
|
} catch (e) { response = 'Command returned an exception error: ' + e; console.log(e); }
|
|
if (response != null) { sendConsoleText(response, sessionid); }
|
|
}
|
|
|
|
// Send a mesh agent console command
|
|
function sendConsoleText(text, sessionid) {
|
|
if (typeof text == 'object') { text = JSON.stringify(text); }
|
|
mesh.SendCommand({ "action": "msg", "type": "console", "value": text, "sessionid": sessionid });
|
|
}
|
|
|
|
// Called before the process exits
|
|
//process.exit = function (code) { console.log("Exit with code: " + code.toString()); }
|
|
|
|
// Called when the server connection state changes
|
|
function handleServerConnection(state) {
|
|
meshServerConnectionState = state;
|
|
if (meshServerConnectionState == 0) {
|
|
// Server disconnected
|
|
if (selfInfoUpdateTimer != null) { clearInterval(selfInfoUpdateTimer); selfInfoUpdateTimer = null; }
|
|
lastSelfInfo = null;
|
|
} else {
|
|
// Server connected, send mesh core information
|
|
sendPeriodicServerUpdate(true);
|
|
if (selfInfoUpdateTimer == null) { selfInfoUpdateTimer = setInterval(sendPeriodicServerUpdate, 60000); } // Should be a long time, like 20 minutes. For now, 1 minute.
|
|
}
|
|
}
|
|
|
|
// Build a bunch a self information data that will be sent to the server
|
|
// We need to do this periodically and if anything changes, send the update to the server.
|
|
function buildSelfInfo() {
|
|
var r = { "action": "coreinfo", "value": obj.meshCoreInfo, "caps": obj.meshCoreCapabilities };
|
|
if (mesh.hasHECI == 1) {
|
|
var meinfo = mesh.MEInfo;
|
|
var amtPresent = false, intelamt = {};
|
|
if (meinfo.Versions && meinfo.Versions.AMT) { intelamt.ver = meinfo.Versions.AMT; amtPresent = true; }
|
|
if (meinfo.ProvisioningState) { intelamt.state = meinfo.ProvisioningState; amtPresent = true; }
|
|
if (meinfo.flags) { intelamt.flags = meinfo.Flags; amtPresent = true; }
|
|
if (meinfo.OsHostname) { intelamt.host = meinfo.OsHostname; amtPresent = true; }
|
|
if (amtPresent == true) { r.intelamt = intelamt }
|
|
}
|
|
return JSON.stringify(r);
|
|
}
|
|
|
|
// Called periodically to check if we need to send updates to the server
|
|
function sendPeriodicServerUpdate(force) {
|
|
// Update the self information data
|
|
var selfInfo = buildSelfInfo();
|
|
var selfInfoStr = JSON.stringify(selfInfo);
|
|
if ((force == true) || (selfInfoStr != lastSelfInfo)) { mesh.SendCommand(selfInfo); lastSelfInfo = selfInfoStr; }
|
|
|
|
// Update the network interfaces information data
|
|
var netInfo = mesh.NetInfo;
|
|
netInfo.action = 'netinfo';
|
|
var netInfoStr = JSON.stringify(netInfo);
|
|
if ((force == true) || (clearGatewayMac(netInfoStr) != clearGatewayMac(lastNetworkInfo))) { mesh.SendCommand(netInfo); lastNetworkInfo = netInfoStr; }
|
|
}
|
|
|
|
// Called on MicroLMS Intel AMT user notification
|
|
function handleAmtNotification(notification) {
|
|
var amtMessage = notification.messageId;
|
|
var amtMessageArg = notification.messageArguments;
|
|
var notify = null;
|
|
|
|
switch (amtMessage) {
|
|
case 'iAMT0050': {
|
|
// Serial over lan
|
|
if (amtMessageArg == '48') {
|
|
// Connected
|
|
notify = 'Intel® AMT Serial-over-LAN connected';
|
|
}
|
|
else if (amtMessageArg == '49') {
|
|
// Disconnected
|
|
notify = 'Intel® AMT Serial-over-LAN disconnected';
|
|
}
|
|
}
|
|
case 'iAMT0052': {
|
|
// HWKVM
|
|
if (amtMessageArg == '1') {
|
|
// Connected
|
|
notify = 'Intel® AMT KVM connected';
|
|
}
|
|
else if (amtMessageArg == '2') {
|
|
// Disconnected
|
|
notify = 'Intel® AMT KVM disconnected';
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (notify != null) {
|
|
var notification = { "action": "msg", "type": "notify", "value": notify, "tag": "general" };
|
|
//mesh.SendCommand(notification); // no sessionid or userid specified, notification will go to the entire mesh
|
|
//console.log("handleAmtNotification", JSON.stringify(notification));
|
|
}
|
|
}
|
|
|
|
// Starting function
|
|
obj.start = function () {
|
|
// Setup the mesh agent event handlers
|
|
mesh.AddCommandHandler(handleServerCommand);
|
|
mesh.AddConnectHandler(handleServerConnection);
|
|
mesh.lmsNotification = handleAmtNotification;
|
|
sendPeriodicServerUpdate(); // TODO: Check if connected before sending
|
|
|
|
// Parse input arguments
|
|
//var args = parseArgs(process.argv);
|
|
//console.log(args);
|
|
|
|
//console.log('Stopping.');
|
|
//process.exit();
|
|
}
|
|
|
|
obj.stop = function () {
|
|
mesh.AddCommandHandler(null);
|
|
mesh.AddConnectHandler(null);
|
|
}
|
|
|
|
function onWebSocketClosed() { sendConsoleText("WebSocket #" + this.httprequest.index + " closed.", this.httprequest.sessionid); delete consoleWebSockets[this.httprequest.index]; }
|
|
function onWebSocketData(data) { sendConsoleText("Got WebSocket #" + this.httprequest.index + " data: " + data, this.httprequest.sessionid); }
|
|
function onWebSocketSendOk() { sendConsoleText("WebSocket #" + this.index + " SendOK.", this.sessionid); }
|
|
|
|
function onWebSocketUpgrade(response, s, head) {
|
|
sendConsoleText("WebSocket #" + this.index + " connected.", this.sessionid);
|
|
this.s = s;
|
|
s.httprequest = this;
|
|
s.end = onWebSocketClosed;
|
|
s.data = onWebSocketData;
|
|
}
|
|
|
|
return obj;
|
|
}
|
|
|
|
var xexports = null;
|
|
try { xexports = module.exports; } catch (e) { }
|
|
|
|
if (xexports != null) {
|
|
// If we are running within NodeJS, export the core
|
|
module.exports.createMeshCore = createMeshCore;
|
|
} else {
|
|
// If we are not running in NodeJS, launch the core
|
|
createMeshCore().start(null);
|
|
}
|