Added server warnings in MyServer tab.

meshcentral.js

@@ -68,6 +68,7 @@ function CreateMeshCentralServer(config, args) {
     obj.serverStatsCounter = Math.floor(Math.random() * 1000);
     obj.taskLimiter = obj.common.createTaskLimiterQueue(50, 20, 60); // (maxTasks, maxTaskTime, cleaningInterval) This is a task limiter queue to smooth out server work.
     obj.agentUpdateBlockSize = 65531; // MeshAgent update block size
+    obj.serverWarnings = []; // List of warnings that should be shown to administrators
     try { obj.currentVer = JSON.parse(obj.fs.readFileSync(obj.path.join(__dirname, 'package.json'), 'utf8')).version; } catch (e) { } // Fetch server version
 
     // Setup the default configuration and files paths
@@ -391,7 +392,7 @@ function CreateMeshCentralServer(config, args) {
         //wincmd.list(function (svc) { console.log(svc); }, true);
 
         // Check top level configuration for any unreconized values
-        if (config) { for (var i in config) { if ((typeof i == 'string') && (i.length > 0) && (i[0] != '_') && (['settings', 'domains', 'configfiles', 'smtp', 'letsencrypt', 'peers'].indexOf(i) == -1)) { console.log('WARNING: unrecognized configuration option \"' + i + '\".'); } } }
+        if (config) { for (var i in config) { if ((typeof i == 'string') && (i.length > 0) && (i[0] != '_') && (['settings', 'domains', 'configfiles', 'smtp', 'letsencrypt', 'peers'].indexOf(i) == -1)) { addServerWarning('WARNING: unrecognized configuration option \"' + i + '\".'); } } }
 
         if (typeof obj.args.userallowedip == 'string') { if (obj.args.userallowedip == '') { obj.args.userallowedip = null; } else { obj.args.userallowedip = obj.args.userallowedip.split(','); } }
         if (typeof obj.args.userblockedip == 'string') { if (obj.args.userblockedip == '') { obj.args.userblockedip = null; } else { obj.args.userblockedip = obj.args.userblockedip.split(','); } }
@@ -759,9 +760,9 @@ function CreateMeshCentralServer(config, args) {
 
         // Look at passed in arguments
         if ((obj.args.user != null) && (typeof obj.args.user != 'string')) { delete obj.args.user; }
-        if ((obj.args.ciralocalfqdn != null) && ((obj.args.lanonly == true) || (obj.args.wanonly == true))) { console.log("WARNING: CIRA local FQDN's ignored when server in LAN-only or WAN-only mode."); }
+        if ((obj.args.ciralocalfqdn != null) && ((obj.args.lanonly == true) || (obj.args.wanonly == true))) { addServerWarning("CIRA local FQDN's ignored when server in LAN-only or WAN-only mode."); }
-        if ((obj.args.ciralocalfqdn != null) && (obj.args.ciralocalfqdn.split(',').length > 4)) { console.log("WARNING: Can't have more than 4 CIRA local FQDN's. Ignoring value."); obj.args.ciralocalfqdn = null; }
+        if ((obj.args.ciralocalfqdn != null) && (obj.args.ciralocalfqdn.split(',').length > 4)) { addServerWarning("Can't have more than 4 CIRA local FQDN's. Ignoring value."); obj.args.ciralocalfqdn = null; }
-        if (obj.args.ignoreagenthashcheck === true) { console.log("WARNING: Agent hash checking is being skipped, this is unsafe."); }
+        if (obj.args.ignoreagenthashcheck === true) { addServerWarning("Agent hash checking is being skipped, this is unsafe."); }
         if (obj.args.port == null || typeof obj.args.port != 'number') { if (obj.args.notls == null) { obj.args.port = 443; } else { obj.args.port = 80; } }
         if (obj.args.aliasport != null && (typeof obj.args.aliasport != 'number')) obj.args.aliasport = null;
         if (obj.args.mpsport == null || typeof obj.args.mpsport != 'number') obj.args.mpsport = 4433;
@@ -843,7 +844,7 @@ function CreateMeshCentralServer(config, args) {
             if ((obj.config) && (obj.config.settings) && (obj.config.settings.plugins != null)) {
                 const nodeVersion = Number(process.version.match(/^v(\d+\.\d+)/)[1]);
                 if (nodeVersion < 7) {
-                    console.log("WARNING: Plugin support requires Node 7 or higher.");
+                    addServerWarning("Plugin support requires Node v7.0 or higher.");
                     delete obj.config.settings.plugins;
                 } else {
                     obj.pluginHandler = require('./pluginHandler.js').pluginHandler(obj);
@@ -981,7 +982,7 @@ function CreateMeshCentralServer(config, args) {
                 if ((obj.config.smtp != null) && (obj.config.smtp.host != null) && (obj.config.smtp.from != null)) {
                     obj.mailserver = require('./meshmail.js').CreateMeshMail(obj);
                     obj.mailserver.verify();
-                    if (obj.args.lanonly == true) { console.log("WARNING: SMTP server has limited use in LAN mode."); }
+                    if (obj.args.lanonly == true) { addServerWarning("SMTP server has limited use in LAN mode."); }
                 }
 
                 // Start periodic maintenance
@@ -1931,6 +1932,7 @@ function CreateMeshCentralServer(config, args) {
     function logInfoEvent(msg) { if (obj.servicelog != null) { obj.servicelog.info(msg); } console.log(msg); }
     function logWarnEvent(msg) { if (obj.servicelog != null) { obj.servicelog.warn(msg); } console.log(msg); }
     function logErrorEvent(msg) { if (obj.servicelog != null) { obj.servicelog.error(msg); } console.error(msg); }
+    obj.getServerWarnings = function() { return serverWarnings; }
 
     // Return the path of a file into the meshcentral-data path
     obj.getConfigFilePath = function (filename) {
@@ -2036,10 +2038,14 @@ function InstallModule(modulename, func, tag1, tag2) {
 // Detect CTRL-C on Linux and stop nicely
 process.on('SIGINT', function () { if (meshserver != null) { meshserver.Stop(); meshserver = null; } console.log('Server Ctrl-C exit...'); process.exit(); });
 
+// Add a server warning, warnings will be shown to the administrator on the web application
+var serverWarnings = [];
+function addServerWarning(msg, print) { serverWarnings.push(msg); if (print !== false) { console.log("WARNING: " + msg); } }
+
 // Load the really basic modules
 var meshserver = null;
 var childProcess = null;
-var previouslyInstalledModules = { };
+var previouslyInstalledModules = {};
 function mainStart() {
     // Check the NodeJS is version 6 or better.
     if (Number(process.version.match(/^v(\d+\.\d+)/)[1]) < 6) { console.log("MeshCentral requires Node v6.x or above, current version is " + process.version + "."); return; }
@@ -2076,7 +2082,7 @@ function mainStart() {
         var modules = ['ws', 'cbor', 'nedb', 'https', 'yauzl', 'xmldom', 'ipcheck', 'express', 'archiver', 'multiparty', 'node-forge', 'express-ws', 'compression', 'body-parser', 'connect-redis', 'cookie-session', 'express-handlebars'];
         if (require('os').platform() == 'win32') { modules.push('node-windows'); if (sspi == true) { modules.push('node-sspi'); } } // Add Windows modules
         if (ldap == true) { modules.push('ldapauth-fork'); }
-        if (config.letsencrypt != null) { if ((nodeVersion < 10) || (require('crypto').generateKeyPair == null)) { if (!args.launch) { console.log("WARNING: Let's Encrypt support requires Node v10.12.0 or higher."); } } else { modules.push('greenlock'); } } // Add Greenlock Module
+        if (config.letsencrypt != null) { if ((nodeVersion < 10) || (require('crypto').generateKeyPair == null)) { addServerWarning("Let's Encrypt support requires Node v10.12 or higher.", !args.launch); } else { modules.push('greenlock'); } } // Add Greenlock Module
         if (config.settings.mqtt != null) { modules.push('aedes'); } // Add MQTT Modules
         if (config.settings.mongodb != null) { modules.push('mongodb'); } // Add MongoDB, official driver.
         if (config.settings.vault != null) { modules.push('node-vault'); } // Add official HashiCorp's Vault module.

meshuser.js

@@ -355,9 +355,13 @@ module.exports.CreateMeshUser = function (parent, db, ws, req, args, domain, use
             // Send user information to web socket, this is the first thing we send
             try { ws.send(JSON.stringify({ action: 'userinfo', userinfo: parent.CloneSafeUser(parent.users[user._id]) })); } catch (ex) { }
 
-            // Send server tracing information
             if (user.siteadmin == 0xFFFFFFFF) {
+                // Send server tracing information
                 try { ws.send(JSON.stringify({ action: 'traceinfo', traceSources: parent.parent.debugRemoteSources })); } catch (ex) { }
+
+                // Send any server warnings if any
+                var serverWarnings = parent.parent.getServerWarnings();
+                if (serverWarnings.length > 0) { try { ws.send(JSON.stringify({ action: 'serverwarnings', warnings: serverWarnings })); } catch (ex) { } }
             }
 
             // See how many times bad login attempts where made since the last login

package.json

@@ -1,6 +1,6 @@
 {
   "name": "meshcentral",
-  "version": "0.4.4-y",
+  "version": "0.4.5-a",
   "keywords": [
     "Remote Management",
     "Intel AMT",

public/styles/style.css

@@ -810,7 +810,7 @@ NoMeshesPanel img {
     padding-left: 15px;
 }
 
-#p2noMeshFound, #serverStats {
+#p2noMeshFound, #serverStats, #serverWarnings {
     margin-left: 40px;
 }
 

views/default.handlebars

@@ -414,6 +414,10 @@
                     </div><br /><br />
                     <div id="serverStatsTable"></div>
                 </div>
+                <div id="serverWarningsDiv" style="display:none">
+                    <br /><strong>Server Warnings</strong><br /><br />
+                    <div id="serverWarnings"></div>
+                </div>
             </div>
             <div id=p10 style="display:none">
                 <table style="width:100%" cellpadding="0" cellspacing="0">
@@ -469,7 +473,7 @@
                             <div id="idx_deskFullBtn2" onclick=deskToggleFull(event)>&nbsp;&#x2716;</div>
                             <input type="button" id="autoconnectbutton1" value="AutoConnect" onclick=autoConnectDesktop(event) onkeypress="return false" onkeydown="return false" style="display:none" />
                             <span id=connectbutton1span><input type=button id=connectbutton1 value="Connect" onclick=connectDesktop(event,1) onkeypress="return false" onkeydown="return false" disabled="disabled" /></span>
-                            <span id=connectbutton1hspan>&nbsp;<input type=button id=connectbutton1h value="HW Connect" onclick=connectDesktop(event,2) onkeypress="return false" onkeydown="return false" disabled="disabled" /></span>
+                            <span id=connectbutton1hspan>&nbsp;<input type=button id=connectbutton1h value="HW Connect" title="Connect using Intel AMT hardware KVM" onclick=connectDesktop(event,2) onkeypress="return false" onkeydown="return false" disabled="disabled" /></span>
                             <span id=disconnectbutton1span>&nbsp;<input type=button id=disconnectbutton1 value="Disconnect" onclick=connectDesktop(event,0) onkeypress="return false" onkeydown="return false" /></span>
                             &nbsp;<span id="deskstatus">Disconnected</span>
                         </div>
@@ -564,7 +568,7 @@
                                 <div>
                                     <input type="button" id="autoconnectbutton2" value="AutoConnect" onclick=autoConnectTerminal(event) onkeypress="return false" onkeydown="return false" style="display:none" />
                                     <span id="connectbutton2span"><input type="button" id="connectbutton2" value="Connect" onclick=connectTerminal(event,1) onkeypress="return false" onkeydown="return false" disabled="disabled" /></span>
-                                    <span id="connectbutton2hspan">&nbsp;<input type="button" id="connectbutton2h" value="HW Connect" onclick=connectTerminal(event,2) onkeypress="return false" onkeydown="return false" disabled="disabled" /></span>
+                                    <span id="connectbutton2hspan">&nbsp;<input type="button" id="connectbutton2h" value="HW Connect" title="Connect using Intel AMT hardware KVM" onclick=connectTerminal(event,2) onkeypress="return false" onkeydown="return false" disabled="disabled" /></span>
                                     <span id="disconnectbutton2span">&nbsp;<input type="button" id="disconnectbutton2" value="Disconnect" onclick=connectTerminal(event,0) onkeypress="return false" onkeydown="return false" /></span>
                                     &nbsp;<span id="termstatus">Disconnected</span><span id="termtitle"></span>
                                 </div>
@@ -1504,6 +1508,15 @@
                     updateGeneralServerStats(message);
                     break;
                 }
+                case 'serverwarnings': {
+                    if ((message.warnings != null) && (message.warnings.length > 0)) {
+                        var x = '';
+                        for (var i in message.warnings) { x += '<div style=color:red;padding-bottom:6px><b>' + "WARNING: " + message.warnings[i] + '</b></div>'; }
+                        QH('serverWarnings', x);
+                        QV('serverWarningsDiv', true);
+                    }
+                    break;
+                }
                 case 'servertimelinestats': {
                     setServerTimelineStats(message.events);
                     break;

views/translations/default_fr.handlebars

@@ -412,6 +412,10 @@
                     </div><br><br>
                     <div id="serverStatsTable"></div>
                 </div>
+                <div id="serverWarningsDiv" style="display:none">
+                    <br><strong>Server Warnings</strong><br><br>
+                    <div id="serverWarnings"></div>
+                </div>
             </div>
             <div id="p10" style="display:none">
                 <table style="width:100%" cellpadding="0" cellspacing="0">
@@ -467,7 +471,7 @@
                             <div id="idx_deskFullBtn2" onclick="deskToggleFull(event)">&nbsp;✖</div>
                             <input type="button" id="autoconnectbutton1" value="AutoConnect" onclick="autoConnectDesktop(event)" onkeypress="return false" onkeydown="return false" style="display:none">
                             <span id="connectbutton1span"><input type="button" id="connectbutton1" value="Connect" onclick="connectDesktop(event,1)" onkeypress="return false" onkeydown="return false" disabled="disabled"></span>
-                            <span id="connectbutton1hspan">&nbsp;<input type="button" id="connectbutton1h" value="HW Connect" onclick="connectDesktop(event,2)" onkeypress="return false" onkeydown="return false" disabled="disabled"></span>
+                            <span id="connectbutton1hspan">&nbsp;<input type="button" id="connectbutton1h" value="HW Connect" title="Connect using Intel AMT hardware KVM" onclick="connectDesktop(event,2)" onkeypress="return false" onkeydown="return false" disabled="disabled"></span>
                             <span id="disconnectbutton1span">&nbsp;<input type="button" id="disconnectbutton1" value="Disconnect" onclick="connectDesktop(event,0)" onkeypress="return false" onkeydown="return false"></span>
                             &nbsp;<span id="deskstatus">Disconnected</span>
                         </div>
@@ -562,7 +566,7 @@
                                 <div>
                                     <input type="button" id="autoconnectbutton2" value="AutoConnect" onclick="autoConnectTerminal(event)" onkeypress="return false" onkeydown="return false" style="display:none">
                                     <span id="connectbutton2span"><input type="button" id="connectbutton2" value="Connect" onclick="connectTerminal(event,1)" onkeypress="return false" onkeydown="return false" disabled="disabled"></span>
-                                    <span id="connectbutton2hspan">&nbsp;<input type="button" id="connectbutton2h" value="HW Connect" onclick="connectTerminal(event,2)" onkeypress="return false" onkeydown="return false" disabled="disabled"></span>
+                                    <span id="connectbutton2hspan">&nbsp;<input type="button" id="connectbutton2h" value="HW Connect" title="Connect using Intel AMT hardware KVM" onclick="connectTerminal(event,2)" onkeypress="return false" onkeydown="return false" disabled="disabled"></span>
                                     <span id="disconnectbutton2span">&nbsp;<input type="button" id="disconnectbutton2" value="Disconnect" onclick="connectTerminal(event,0)" onkeypress="return false" onkeydown="return false"></span>
                                     &nbsp;<span id="termstatus">Disconnected</span><span id="termtitle"></span>
                                 </div>
@@ -1502,6 +1506,15 @@
                     updateGeneralServerStats(message);
                     break;
                 }
+                case 'serverwarnings': {
+                    if ((message.warnings != null) && (message.warnings.length > 0)) {
+                        var x = '';
+                        for (var i in message.warnings) { x += '<div style=color:red;padding-bottom:6px><b>' + "WARNING: " + message.warnings[i] + '</b></div>'; }
+                        QH('serverWarnings', x);
+                        QV('serverWarningsDiv', true);
+                    }
+                    break;
+                }
                 case 'servertimelinestats': {
                     setServerTimelineStats(message.events);
                     break;