Improved MeshCMD server authentication.

Ylian Saint-Hilaire committed Apr 6, 2021 at 09:22 UTC b9b2aa55babc26041308f532206bf54387c8a1a1
7 files changed +28 -7
agents/MeshCmd-signed.exe
Binary files a/agents/MeshCmd-signed.exe and b/agents/MeshCmd-signed.exe differ
agents/MeshCmd64-signed.exe
Binary files a/agents/MeshCmd64-signed.exe and b/agents/MeshCmd64-signed.exe differ
agents/meshcmd.js
+6 -1
@@ -70,7 +70,7 @@ function onVerifyServer(clientName, certs) {
70 if (certs == null) { certs = clientName; } // Temporary thing until we fix duktape
71
72 // If we have the serverid, used delayed server authentication
73 - if (settings.serverid != null) { settings.meshServerTlsHash = certs[certs.length - 1].fingerprint.split(':').join(''); return; }
73 + if (settings.serverid != null) { settings.meshServerTlsHash = certs[certs.length - 1].fingerprint.replace(/:/g, ''); return; }
74
75 // Otherwise, use server HTTPS certificate hash
76 try { for (var i in certs) { if (certs[i].fingerprint.replace(/:/g, '') == settings.serverhttpshash) { return; } } } catch (e) { }
@@ -2064,6 +2064,11 @@ function OnServerWebSocket(msg, s, head) {
2064 var signDataHash = hasher.syncHash(Buffer.concat([Buffer.from(settings.serverAuthClientNonce, 'base64'), Buffer.from(settings.meshServerTlsHash, 'hex'), Buffer.from(command.nonce, 'base64')]));
2065 if (require('RSA').verify(require('RSA').TYPES.SHA384, cert, signDataHash, Buffer.from(command.signature, 'base64')) == false) { console.log("Unable to authenticate the server, invalid signature."); process.exit(1); return; }
2066
2067 + // Switch to using HTTPS TLS certificate for authentication
2068 + delete settings.serverid;
2069 + settings.serverhttpshash = settings.meshServerTlsHash;
2070 + delete settings.meshServerTlsHash;
2071 +
2072 // Figure out the 2FA token to use if any
2073 var xtoken = null;
2074 if (settings.emailtoken) { xtoken = '**email**'; }
meshcentral.js
+1 -1
@@ -3115,7 +3115,7 @@ function mainStart() {
3115 if (passport != null) { modules.push(...passport); }
3116 if (sessionRecording == true) { modules.push('image-size'); } // Need to get the remote desktop JPEG sizes to index the recodring file.
3117 if (config.letsencrypt != null) { if (nodeVersion < 8) { addServerWarning("Let's Encrypt support requires Node v8.x or higher.", !args.launch); } else { modules.push('acme-client'); } } // Add acme-client module
3118 - if (config.settings.mqtt != null) { modules.push('aedes'); } // Add MQTT Modules
3118 + if (config.settings.mqtt != null) { modules.push('aedes@0.39.0'); } // Add MQTT Modules
3119 if (config.settings.mysql != null) { modules.push('mysql'); } // Add MySQL.
3120 //if (config.settings.mysql != null) { modules.push('@mysql/xdevapi'); } // Add MySQL, official driver (https://dev.mysql.com/doc/dev/connector-nodejs/8.0/)
3121 if (config.settings.mongodb != null) { modules.push('mongodb'); modules.push('saslprep'); } // Add MongoDB, official driver.
meshuser.js
+3 -1
@@ -5146,7 +5146,9 @@ module.exports.CreateMeshUser = function (parent, db, ws, req, args, domain, use
5146 // Get the node and the rights for this node
5147 parent.GetNodeWithRights(domain, user, command.nodeids[i], function (node, rights, visible) {
5148 // If this device is connected on MQTT, send a wake action.
5149 - if (rights != 0) { parent.parent.mqttbroker.publish(node._id, command.topic, command.msg); }
5149 + if (rights != 0) {
5150 + parent.parent.mqttbroker.publish(node._id, command.topic, command.msg);
5151 + }
5152 });
5153 }
5154
mqttbroker.js
+5 -3
@@ -13,9 +13,9 @@ module.exports.CreateMQTTBroker = function (parent, db, args) {
13 obj.db = db;
14 obj.args = args;
15 obj.connections = {}; // NodesID --> client array
16 - const aedes = require("aedes")();
16 + const aedes = require('aedes')();
17 obj.handle = aedes.handle;
18 - const allowedSubscriptionTopics = [ 'presence' ];
18 + const allowedSubscriptionTopics = ['presence', 'console', 'powerAction'];
19 const denyError = new Error('denied');
20 var authError = new Error('Auth error')
21 authError.returnCode = 1
@@ -127,7 +127,9 @@ module.exports.CreateMQTTBroker = function (parent, db, args) {
127 if (typeof message == 'string') { message = Buffer.from(message); }
128 for (var i in clients) {
129 // Only publish to client that subscribe to the topic
130 - if (clients[i].subscriptions[topic] != null) { clients[i].publish({ cmd: 'publish', qos: 0, topic: topic, payload: message, retain: false }); }
130 + if (clients[i].subscriptions[topic] != null) {
131 + clients[i].publish({ cmd: 'publish', qos: 0, topic: topic, payload: message, retain: false }, function () { });
132 + }
133 }
134 }
135
package.json
+13 -1
@@ -36,6 +36,9 @@
36 "sample-config-advanced.json"
37 ],
38 "dependencies": {
39 + "aedes": "^0.45.0",
40 + "archiver": "^4.0.2",
41 + "archiver-zip-encrypted": "^1.0.8",
42 "body-parser": "^1.19.0",
43 "cbor": "~5.2.0",
44 "compression": "^1.7.4",
@@ -44,14 +47,23 @@
47 "express": "^4.17.0",
48 "express-handlebars": "^3.1.0",
49 "express-ws": "^4.0.0",
50 + "image-size": "^0.9.7",
51 "ipcheck": "^0.1.0",
52 + "loadavg-windows": "^1.1.1",
53 "minimist": "^1.2.0",
54 + "mongodb": "^3.6.5",
55 "multiparty": "^4.2.1",
56 "nedb": "^1.8.0",
57 "node-forge": "^0.10.0",
58 + "node-rdpjs-2": "^0.3.5",
59 + "node-windows": "^1.0.0-beta.5",
60 + "otplib": "^10.2.3",
61 + "saslprep": "^1.0.3",
62 + "web-push": "^3.4.4",
63 "ws": "^6.2.1",
64 "xmldom": "^0.5.0",
54 - "yauzl": "^2.10.0"
65 + "yauzl": "^2.10.0",
66 + "yubikeyotp": "^0.2.0"
67 },
68 "repository": {
69 "type": "git",