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Early work on IP KVM integration.

This commit is contained in:
Ylian Saint-Hilaire 2021-12-02 20:20:37 -08:00
parent 3c6ccc9139
commit 8f36513078
5 changed files with 353 additions and 5 deletions
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1
MeshCentralServer.njsproj
View File

@ -109,6 +109,7 @@
<Compile Include="meshbot.js" />
<Compile Include="meshctrl.js" />
<Compile Include="meshdesktopmultiplex.js" />
<Compile Include="meshipkvm.js" />
<Compile Include="meshmail.js" />
<Compile Include="meshrelay.js" />
<Compile Include="meshsms.js" />

11
meshcentral.js
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@ -59,6 +59,7 @@ function CreateMeshCentralServer(config, args) {
obj.meshAgentBinaries = {}; // Mesh Agent Binaries, Architecture type --> { hash:(sha384 hash), size:(binary size), path:(binary path) }
obj.meshAgentInstallScripts = {}; // Mesh Install Scripts, Script ID -- { hash:(sha384 hash), size:(binary size), path:(binary path) }
obj.multiServer = null;
obj.ipKvmManager = null;
obj.maintenanceTimer = null;
obj.serverId = null;
obj.serverKey = Buffer.from(obj.crypto.randomBytes(48), 'binary');
@ -1566,7 +1567,7 @@ function CreateMeshCentralServer(config, args) {
if ((typeof obj.config.settings.mqtt == 'object') && (typeof obj.config.settings.mqtt.auth == 'object') && (typeof obj.config.settings.mqtt.auth.keyid == 'string') && (typeof obj.config.settings.mqtt.auth.key == 'string')) { obj.mqttbroker = require("./mqttbroker.js").CreateMQTTBroker(obj, obj.db, obj.args); }
// Start the web server and if needed, the redirection web server.
obj.webserver = require('./webserver.js').CreateWebServer(obj, obj.db, obj.args, obj.certificates);
obj.webserver = require('./webserver.js').CreateWebServer(obj, obj.db, obj.args, obj.certificates, obj.StartEx5);
if (obj.redirserver != null) { obj.redirserver.hookMainWebServer(obj.certificates); }
// Update proxy certificates
@ -1815,6 +1816,14 @@ function CreateMeshCentralServer(config, args) {
});
};
// Called when the web server finished loading
obj.StartEx5 = function () {
// Setup the email server for each domain
var ipKvmSupport = false;
for (var i in obj.config.domains) { if (obj.config.domains[i].ipkvm == true) { ipKvmSupport = true; } }
if (ipKvmSupport) { obj.ipKvmManager = require('./meshipkvm').CreateIPKVMManager(obj); }
}
// Refresh any certificate hashs from the reverse proxy
obj.pendingProxyCertificatesRequests = 0;
obj.lastProxyCertificatesRequest = null;

335
meshipkvm.js Normal file
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@ -0,0 +1,335 @@
/**
* @description MeshCentral IP KVM Management Module
* @author Ylian Saint-Hilaire
* @copyright Intel Corporation 2021
* @license Apache-2.0
* @version v0.0.1
*/
function CreateIPKVMManager(parent) {
const obj = {};
const managedGroups = {} // meshid --> Manager
// Subscribe for mesh creation events
parent.AddEventDispatch(['server-createmesh', 'server-deletemesh'], obj);
obj.HandleEvent = function (source, event, ids, id) {
if ((event != null) && (event.action == 'createmesh') && (event.mtype == 4)) {
// Start managing this new device group
startManagement(parent.webserver.meshes[event.meshid]);
} else if ((event != null) && (event.action == 'deletemesh') && (event.mtype == 4)) {
// Stop managing this device group
stopManagement(event.meshid);
}
}
// Run thru the list of device groups that require
for (var i in parent.webserver.meshes) {
const mesh = parent.webserver.meshes[i];
if ((mesh.mtype == 4) && (mesh.deleted == null)) { startManagement(mesh); }
}
// Start managing a IP KVM device
function startManagement(mesh) {
if ((mesh == null) || (mesh.mtype != 4) || (mesh.kvm == null) || (mesh.deleted != null) || (managedGroups[mesh._id] != null)) return;
var port = 443, hostSplit = mesh.kvm.host.split(':'), host = hostSplit[0];
if (hostSplit.length == 2) { port = parseInt(hostSplit[1]); }
if (mesh.kvm.model == 1) { // Raritan KX III
const manager = CreateRaritanKX3Manager(host, port, mesh.kvm.user, mesh.kvm.pass);
manager.meshid = mesh._id;
managedGroups[mesh._id] = manager;
manager.onStateChanged = onStateChanged;
manager.onPortsChanged = onPortsChanged;
manager.start();
}
}
// Stop managing a IP KVM device
function stopManagement(meshid) {
const manager = managedGroups[meshid];
if (manager != null) { delete managedGroups[meshid]; manager.stop(); }
}
// Called when a KVM device changes state
function onStateChanged(sender, state) {
console.log('State: ' + ['Disconnected', 'Connecting', 'Connected'][state]);
if (state == 2) {
console.log('DeviceModel:', sender.deviceModel);
console.log('FirmwareVersion:', sender.firmwareVersion);
}
}
// Called when a KVM device changes state
function onPortsChanged(sender, updatedPorts) {
for (var i = 0; i < updatedPorts.length; i++) {
const port = sender.ports[updatedPorts[i]];
if ((port.Status == 1) && (port.Class == 'KVM')) {
console.log(port.PortNumber + ', ' + port.PortId + ', ' + port.Name + ', ' + port.Type + ', ' + ((port.StatAvailable == 0) ? 'Idle' : 'Connected'));
}
}
}
return obj;
}
function CreateRaritanKX3Manager(hostname, port, username, password) {
const https = require('https');
const obj = {};
var updateTimer = null;
var retryTimer = null;
obj.authCookie = null;
obj.state = 0; // 0 = Disconnected, 1 = Connecting, 2 = Connected
obj.ports = [];
obj.portCount = 0;
obj.portHash = null;
obj.deviceCount = 0;
obj.deviceHash = null;
obj.started = false;
// Events
obj.onStateChanged = null;
obj.onPortsChanged = null;
function onCheckServerIdentity(cert) {
console.log('TODO: Certificate Check');
}
obj.start = function () {
if (obj.started) return;
obj.started = true;
if (obj.state == 0) connect();
}
obj.stop = function () {
if (!obj.started) return;
obj.started = false;
if (retryTimer != null) { clearTimeout(retryTimer); retryTimer = null; }
setState(0);
}
function setState(newState) {
if (obj.state == newState) return;
obj.state = newState;
if (obj.onStateChanged != null) { obj.onStateChanged(obj, newState); }
if ((newState == 2) && (updateTimer == null)) { updateTimer = setInterval(obj.update, 10000); }
if ((newState != 2) && (updateTimer != null)) { clearInterval(updateTimer); updateTimer = null; }
if ((newState == 0) && (obj.started == true) && (retryTimer == null)) { retryTimer = setTimeout(connect, 20000); }
}
function connect() {
if (obj.state != 0) return;
setState(1); // 1 = Connecting
obj.authCookie = null;
if (retryTimer != null) { clearTimeout(retryTimer); retryTimer = null; }
const data = new TextEncoder().encode('is_dotnet=0&is_javafree=0&is_standalone_client=0&is_javascript_kvm_client=1&is_javascript_rsc_client=1&login=' + encodeURIComponent(username) + '&password=' + encodeURIComponent(password) + '&action_login=Login');
const options = {
hostname: hostname,
port: port,
rejectUnauthorized: false,
checkServerIdentity: onCheckServerIdentity,
path: '/auth.asp?client=javascript', // ?client=standalone
method: 'POST',
headers: {
'Content-Type': 'text/html; charset=UTF-8',
'Content-Length': data.length
}
}
const req = https.request(options, function (res) {
if (obj.state == 0) return;
if ((res.statusCode != 302) || (res.headers['set-cookie'] == null) || (res.headers['location'] == null)) { setState(0); return; }
for (var i in res.headers['set-cookie']) { if (res.headers['set-cookie'][i].startsWith('pp_session_id=')) { obj.authCookie = res.headers['set-cookie'][i].substring(14).split(';')[0]; } }
if (obj.authCookie == null) { setState(0); return; }
res.on('data', function (d) { })
fetchInitialInformation();
})
req.on('error', function (error) { setState(0); })
req.write(data);
req.end();
}
function checkCookie() {
if (obj.state != 2) return;
const options = {
hostname: hostname,
port: port,
rejectUnauthorized: false,
checkServerIdentity: onCheckServerIdentity,
path: '/cookiecheck.asp',
method: 'GET',
headers: {
'Content-Type': 'text/html; charset=UTF-8',
'Cookie': 'pp_session_id=' + obj.authCookie
}
}
const req = https.request(options, function (res) {
if (obj.state == 0) return;
if (res.statusCode != 302) { setState(0); return; }
if (res.headers['set-cookie'] != null) { for (var i in res.headers['set-cookie']) { if (res.headers['set-cookie'][i].startsWith('pp_session_id=')) { obj.authCookie = res.headers['set-cookie'][i].substring(14).split(';')[0]; } } }
res.on('data', function (d) { })
});
req.on('error', function (error) { setState(0); })
req.end();
}
function fetchInitialInformation() {
fetch('/webs_cron.asp?_portsstatushash=&_devicesstatushash=&webs_job=sidebarupdates', null, null, function (server, tag, data) {
const parsed = parseJsScript(data);
for (var i in parsed['updateSidebarPanel']) {
if (parsed['updateSidebarPanel'][i][0] == "cron_device") {
obj.firmwareVersion = getSubString(parsed['updateSidebarPanel'][i][1], "Firmware: ", "<");
obj.deviceModel = getSubString(parsed['updateSidebarPanel'][i][1], "<div class=\"device-model\">", "<");
}
}
fetch('/sidebar.asp', null, null, function (server, tag, data) {
var dataBlock = getSubString(data, "updateKVMLinkHintOnContainer();", "devices.resetDevicesNew(1);");
if (dataBlock == null) { setState(0); return; }
const parsed = parseJsScript(dataBlock);
obj.portCount = parseInt(parsed['updatePortStatus'][0][0]) - 2;
obj.portHash = parsed['updatePortStatus'][0][1];
obj.deviceCount = parseInt(parsed['updateDeviceStatus'][0][0]);
obj.deviceHash = parsed['updateDeviceStatus'][0][1];
var updatedPorts = [];
for (var i = 0; i < parsed['addPortNew'].length; i++) {
const portInfo = parsePortInfo(parsed['addPortNew'][i]);
obj.ports[portInfo.hIndex] = portInfo;
updatedPorts.push(portInfo.hIndex);
}
setState(2);
if (obj.onPortsChanged != null) { obj.onPortsChanged(obj, updatedPorts); }
});
});
}
obj.update = function () {
fetch('/webs_cron.asp?_portsstatushash=' + obj.portHash + '&_devicesstatushash=' + obj.deviceHash, null, null, function (server, tag, data) {
const parsed = parseJsScript(data);
if (parsed['updatePortStatus']) {
obj.portCount = parseInt(parsed['updatePortStatus'][0][0]) - 2;
obj.portHash = parsed['updatePortStatus'][0][1];
}
if (parsed['updateDeviceStatus']) {
obj.deviceCount = parseInt(parsed['updateDeviceStatus'][0][0]);
obj.deviceHash = parsed['updateDeviceStatus'][0][1];
}
if (parsed['updatePort']) {
var updatedPorts = [];
for (var i = 0; i < parsed['updatePort'].length; i++) {
const portInfo = parsePortInfo(parsed['updatePort'][i]);
obj.ports[portInfo.hIndex] = portInfo;
updatedPorts.push(portInfo.hIndex);
}
if ((updatedPorts.length > 0) && (obj.onPortsChanged != null)) { obj.onPortsChanged(obj, updatedPorts); }
}
});
}
function parsePortInfo(args) {
var out = {};
for (var i = 0; i < args.length; i++) {
var parsed = parseJsScript(args[i]);
var v = parsed.J[0][1], vv = parseInt(v);
out[parsed.J[0][0]] = (v == vv)?vv:v;
}
return out;
}
function getSubString(str, start, end) {
var i = str.indexOf(start);
if (i < 0) return null;
str = str.substring(i + start.length);
i = str.indexOf(end);
if (i >= 0) { str = str.substring(0, i); }
return str;
}
// Parse JavaScript code calls
function parseJsScript(str) {
const out = {};
var functionName = '';
var args = [];
var arg = null;
var stack = [];
for (var i = 0; i < str.length; i++) {
if (stack.length == 0) {
if (str[i] != '(') {
if (isAlphaNumeric(str[i])) { functionName += str[i]; } else { functionName = ''; }
} else {
stack.push(')');
}
} else {
if (str[i] == stack[stack.length - 1]) {
if (stack.length > 1) { if (arg == null) { arg = str[i]; } else { arg += str[i]; } }
if (stack.length == 2) {
if (arg != null) { args.push(trimQuotes(arg)); }
arg = null;
} else if (stack.length == 1) {
if (arg != null) { args.push(trimQuotes(arg)); arg = null; }
if (args.length > 0) {
if (out[functionName] == null) {
out[functionName] = [args];
} else {
out[functionName].push(args);
}
}
args = [];
}
stack.pop();
} else if ((str[i] == '\'') || (str[i] == '"') || (str[i] == '(')) {
if (str[i] == '(') { stack.push(')'); } else { stack.push(str[i]); }
if (stack.length > 0) {
if (arg == null) { arg = str[i]; } else { arg += str[i]; }
}
} else {
if ((stack.length == 1) && (str[i] == ',')) {
if (arg != null) { args.push(trimQuotes(arg)); arg = null; }
} else {
if (stack.length > 0) { if (arg == null) { arg = str[i]; } else { arg += str[i]; } }
}
}
}
}
return out;
}
function trimQuotes(str) {
if ((str == null) || (str.length < 2)) return str;
str = str.trim();
if ((str[0] == '\'') && (str[str.length - 1] == '\'')) { return str.substring(1, str.length - 1); }
if ((str[0] == '"') && (str[str.length - 1] == '"')) { return str.substring(1, str.length - 1); }
return str;
}
function isAlphaNumeric(char) {
return ((char >= 'A') && (char <= 'Z')) || ((char >= 'a') && (char <= 'z')) || ((char >= '0') && (char <= '9'));
}
function fetch(url, postdata, tag, func) {
if (obj.state == 0) return;
var data = '';
const options = {
hostname: hostname,
port: port,
rejectUnauthorized: false,
checkServerIdentity: onCheckServerIdentity,
path: url,
method: (postdata != null)?'POST':'GET',
headers: {
'Content-Type': 'text/html; charset=UTF-8',
'Cookie': 'pp_session_id=' + obj.authCookie
}
}
const req = https.request(options, function (res) {
if (obj.state == 0) return;
if (res.statusCode != 200) { setState(0); return; }
if (res.headers['set-cookie'] != null) { for (var i in res.headers['set-cookie']) { if (res.headers['set-cookie'][i].startsWith('pp_session_id=')) { obj.authCookie = res.headers['set-cookie'][i].substring(14).split(';')[0]; } } }
res.on('data', function (d) { data += d; });
res.on('end', function () { func(obj, tag, data); });
});
req.on('error', function (error) { setState(0); })
req.end();
}
return obj;
}
module.exports.CreateIPKVMManager = CreateIPKVMManager;

6
meshuser.js
View File

@ -2513,7 +2513,7 @@ module.exports.CreateMeshUser = function (parent, db, ws, req, args, domain, use
// Event the device group creation
var event = { etype: 'mesh', userid: user._id, username: user.name, meshid: meshid, name: command.meshname, mtype: command.meshtype, desc: command.desc, action: 'createmesh', links: links, msgid: 76, msgArgs: [command.meshname], msg: 'Device group created: ' + command.meshname, domain: domain.id, creation: mesh.creation, creatorid: mesh.creatorid, creatorname: mesh.creatorname, flags: mesh.flags, consent: mesh.consent };
parent.parent.DispatchEvent(['*', meshid, user._id], obj, event); // Even if DB change stream is active, this event must be acted upon.
parent.parent.DispatchEvent(['*', 'server-createmesh', meshid, user._id], obj, event); // Even if DB change stream is active, this event must be acted upon.
// Log in the auth log
if (parent.parent.authlog) { parent.parent.authLog('https', 'User ' + user.name + ' created device group ' + mesh.name); }
@ -2559,8 +2559,8 @@ module.exports.CreateMeshUser = function (parent, db, ws, req, args, domain, use
if (err != null) { if (command.responseid != null) { try { ws.send(JSON.stringify({ action: 'deletemesh', responseid: command.responseid, result: err })); } catch (ex) { } } return; }
// Fire the removal event first, because after this, the event will not route
var event = { etype: 'mesh', userid: user._id, username: user.name, meshid: command.meshid, name: command.meshname, action: 'deletemesh', msgid: 77, msgArgs: [command.meshname], msg: 'Device group deleted: ' + command.meshname, domain: domain.id };
parent.parent.DispatchEvent(parent.CreateMeshDispatchTargets(command.meshid), obj, event); // Even if DB change stream is active, this event need to be acted on.
var event = { etype: 'mesh', userid: user._id, username: user.name, mtype: mesh.mtype, meshid: command.meshid, name: command.meshname, action: 'deletemesh', msgid: 77, msgArgs: [command.meshname], msg: 'Device group deleted: ' + command.meshname, domain: domain.id };
parent.parent.DispatchEvent(parent.CreateMeshDispatchTargets(command.meshid, ['server-deletemesh']), obj, event); // Even if DB change stream is active, this event need to be acted on.
// Remove all user links to this mesh
for (var j in mesh.links) {

5
webserver.js
View File

@ -31,7 +31,7 @@ if (!String.prototype.startsWith) { String.prototype.startsWith = function (sear
if (!String.prototype.endsWith) { String.prototype.endsWith = function (searchString, position) { var subjectString = this.toString(); if (typeof position !== 'number' || !isFinite(position) || Math.floor(position) !== position || position > subjectString.length) { position = subjectString.length; } position -= searchString.length; var lastIndex = subjectString.lastIndexOf(searchString, position); return lastIndex !== -1 && lastIndex === position; }; }
// Construct a HTTP server object
module.exports.CreateWebServer = function (parent, db, args, certificates) {
module.exports.CreateWebServer = function (parent, db, args, certificates, doneFunc) {
var obj = {}, i = 0;
// Modules
@ -6307,6 +6307,9 @@ module.exports.CreateWebServer = function (parent, db, args, certificates) {
// Start on a second agent-only alternative port if needed.
if (obj.args.agentport) { CheckListenPort(obj.args.agentport, obj.args.agentportbind, StartAltWebServer); }
// We are done starting the web server.
if (doneFunc) doneFunc();
}
// Perform server inner authentication