Added MQTT support over WSS and multiplexed with MPS
This commit is contained in:
jsastriawan
parent
2750b6e39f
commit
96da14b122
|
|
@ -27,6 +27,7 @@ function CreateMeshCentralServer(config, args) {
|
|||
obj.redirserver = null;
|
||||
obj.mpsserver = null;
|
||||
obj.apfserver = null;
|
||||
obj.mqttbroker = null;
|
||||
obj.swarmserver = null;
|
||||
obj.mailserver = null;
|
||||
obj.amtEventHandler = null;
|
||||
|
|
@ -822,6 +823,9 @@ function CreateMeshCentralServer(config, args) {
|
|||
|
||||
// Create APF server to hook into webserver
|
||||
obj.apfserver = require('./apfserver.js').CreateApfServer(obj, obj.db, obj.args);
|
||||
// Create MQTT Broker to hook into webserver and mpsserver
|
||||
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);
|
||||
if (obj.redirserver != null) { obj.redirserver.hookMainWebServer(obj.certificates); }
|
||||
|
|
|
|||
63
mpsserver.js
63
mpsserver.js
|
|
@ -159,6 +159,44 @@ module.exports.CreateMpsServer = function (parent, db, args, certificates) {
|
|||
};
|
||||
}
|
||||
|
||||
// required for TLS piping to MQTT broker
|
||||
function SerialTunnel(options) {
|
||||
var obj = new require('stream').Duplex(options);
|
||||
obj.forwardwrite = null;
|
||||
obj.updateBuffer = function (chunk) { this.push(chunk); };
|
||||
obj._write = function (chunk, encoding, callback) { if (obj.forwardwrite != null) { obj.forwardwrite(chunk); } else { console.err("Failed to fwd _write."); } if (callback) callback(); }; // Pass data written to forward
|
||||
obj._read = function (size) { }; // Push nothing, anything to read should be pushed from updateBuffer()
|
||||
return obj;
|
||||
}
|
||||
|
||||
function getMQTTPacketLength(chunk) {
|
||||
var packet_len = 0;
|
||||
if (chunk.readUInt8(0)==16) {
|
||||
if (chunk.readUInt8(1) < 128 ) {
|
||||
packet_len += chunk.readUInt8(1) + 2;
|
||||
} else {
|
||||
// continuation bit, get real value and do next
|
||||
packet_len += (chunk.readUInt8(1) & 0x7F) + 2;
|
||||
if (chunk.readUInt8(2) < 128) {
|
||||
packet_len += 1 + chunk.readUInt8(2) * 128;
|
||||
} else {
|
||||
packet_len += 1 + (chunk.readUInt8(2) & 0x7F) * 128;
|
||||
if (chunk.readUInt8(3) < 128) {
|
||||
packet_len += 1 + chunk.readUInt8(3) * 128 * 128;
|
||||
} else {
|
||||
packet_len += 1 + (chunk.readUInt8(3) & 0x7F) * 128 * 128;
|
||||
if (chunk.readUInt8(4) < 128) {
|
||||
packet_len += 1 + chunk.readUInt8(4) * 128 * 128 * 128;
|
||||
} else {
|
||||
packet_len += 1 + (chunk.readUInt8(4) & 0x7F) * 128* 128 * 128;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
return packet_len;
|
||||
}
|
||||
|
||||
function onConnection(socket) {
|
||||
connectionCount++;
|
||||
if (obj.args.mpstlsoffload) {
|
||||
|
|
@ -182,6 +220,31 @@ module.exports.CreateMpsServer = function (parent, db, args, certificates) {
|
|||
if (socket.tag.accumulator.length < 3) return;
|
||||
//if (!socket.tag.clientCert.subject) { console.log("MPS Connection, no client cert: " + socket.remoteAddress); socket.write('HTTP/1.1 200 OK\r\nContent-Type: text/plain\r\nConnection: close\r\n\r\nMeshCentral2 MPS server.\r\nNo client certificate given.'); socket.end(); return; }
|
||||
if (socket.tag.accumulator.substring(0, 3) == "GET") { if (args.mpsdebug) { console.log("MPS Connection, HTTP GET detected: " + socket.remoteAddress); } socket.write("HTTP/1.1 200 OK\r\nContent-Type: text/html\r\nConnection: close\r\n\r\n<!DOCTYPE html><html><head><meta charset=\"UTF-8\"></head><body>MeshCentral2 MPS server.<br />Intel® AMT computers should connect here.</body></html>"); socket.end(); return; }
|
||||
|
||||
var chunk = Buffer.from(socket.tag.accumulator,"binary");
|
||||
var packet_len = 0;
|
||||
if (chunk.readUInt8(0)==16) {
|
||||
packet_len = getMQTTPacketLength(chunk);
|
||||
}
|
||||
|
||||
if (chunk.readUInt8(0)==16 && (socket.tag.accumulator.length < packet_len )) return;// minimum MQTT detection
|
||||
|
||||
// check if it is MQTT, need more initial packet to probe
|
||||
if (chunk.readUInt8(0) == 16 && ((chunk.slice(4, 8).toString() === "MQTT") || (chunk.slice(5, 9).toString() === "MQTT")
|
||||
|| (chunk.slice(6, 10).toString() === "MQTT") || (chunk.slice(7, 11).toString() === "MQTT"))) {
|
||||
parent.debug("mps", "MQTT connection detected.");
|
||||
socket.removeAllListeners("data");
|
||||
socket.removeAllListeners("close");
|
||||
socket.setNoDelay(true);
|
||||
socket.serialtunnel = SerialTunnel();
|
||||
socket.on('data', function(b) { socket.serialtunnel.updateBuffer(Buffer.from(b,'binary'))});
|
||||
socket.serialtunnel.forwardwrite = function(b) { socket.write(b,"binary")}
|
||||
socket.on("close", function() { socket.serialtunnel.emit('end');});
|
||||
//pass socket wrapper to mqtt broker
|
||||
parent.mqttbroker.handle(socket.serialtunnel);
|
||||
socket.unshift(socket.tag.accumulator);
|
||||
return;
|
||||
}
|
||||
socket.tag.first = false;
|
||||
|
||||
// Setup this node with certificate authentication
|
||||
|
|
|
|||
|
|
@ -0,0 +1,54 @@
|
|||
/**
|
||||
* @description MQTT broker reference implementation based on AEDES
|
||||
* @author Joko Banu Sastriawan
|
||||
* @copyright Intel Corporation 2018-2019
|
||||
* @license Apache-2.0
|
||||
* @version v0.0.1
|
||||
*/
|
||||
|
||||
|
||||
module.exports.CreateMQTTBroker = function (parent, db, args) {
|
||||
|
||||
// internal objects container
|
||||
var obj = {}
|
||||
obj.parent = parent;
|
||||
obj.db = db;
|
||||
obj.args = args;
|
||||
|
||||
obj.aedes = require("aedes")();
|
||||
|
||||
|
||||
// argument parsing -- tbd
|
||||
|
||||
// event handling and filtering
|
||||
// authentication filter
|
||||
obj.aedes.authenticate = function (client, username, password, callback) {
|
||||
// accept all user
|
||||
// TODO: add authentication handler
|
||||
obj.parent.debug("mqtt","Authentication with "+username+":"+password);
|
||||
callback(null, true);
|
||||
}
|
||||
|
||||
// check if a client can publish a packet
|
||||
obj.aedes.authorizePublish = function (client, packet, callback) {
|
||||
//TODO: add authorized publish control
|
||||
obj.parent.debug("mqtt","AuthorizePublish");
|
||||
callback(null);
|
||||
}
|
||||
|
||||
// check if a client can publish a packet
|
||||
obj.aedes.authorizeSubscribe = function (client, sub, callback) {
|
||||
//TODO: add subscription control here
|
||||
obj.parent.debug("mqtt","AuthorizeSubscribe");
|
||||
callback(null, sub);
|
||||
}
|
||||
|
||||
// check if a client can publish a packet
|
||||
obj.aedes.authorizeForward = function (client, packet) {
|
||||
//TODO: add forwarding control
|
||||
obj.parent.debug("mqtt","AuthorizeForward");
|
||||
return packet;
|
||||
}
|
||||
obj.handle = obj.aedes.handle;
|
||||
return obj;
|
||||
}
|
||||
|
|
@ -27,6 +27,7 @@
|
|||
"sample-config.json"
|
||||
],
|
||||
"dependencies": {
|
||||
"aedes": "^0.39.0",
|
||||
"archiver": "^3.0.0",
|
||||
"body-parser": "^1.19.0",
|
||||
"cbor": "4.1.5",
|
||||
|
|
@ -39,9 +40,11 @@
|
|||
"ipcheck": "^0.1.0",
|
||||
"meshcentral": "*",
|
||||
"minimist": "^1.2.0",
|
||||
"mqtt": "^3.0.0",
|
||||
"multiparty": "^4.2.1",
|
||||
"nedb": "^1.8.0",
|
||||
"node-forge": "^0.8.4",
|
||||
"otplib": "^11.0.1",
|
||||
"ws": "^6.2.1",
|
||||
"xmldom": "^0.1.27",
|
||||
"yauzl": "^2.10.0"
|
||||
|
|
|
|||
10
webserver.js
10
webserver.js
|
|
@ -3323,6 +3323,16 @@ module.exports.CreateWebServer = function (parent, db, args, certificates) {
|
|||
try { obj.meshAgentHandler.CreateMeshAgent(obj, obj.db, ws, req, obj.args, domain); } catch (e) { console.log(e); }
|
||||
});
|
||||
|
||||
// MQTT broker over websocket
|
||||
obj.app.ws(url+'mqtt.ashx', function (ws, req) {
|
||||
var ser = SerialTunnel();
|
||||
ws.on('message', function(b) { ser.updateBuffer(Buffer.from(b,'binary'))});
|
||||
ser.forwardwrite = function(b) { ws.send(b,"binary")}
|
||||
ws.on("close", function() { ser.emit('end');});
|
||||
//pass socket wrapper to mqtt broker
|
||||
obj.parent.mqttbroker.handle(ser);
|
||||
})
|
||||
|
||||
// Memory Tracking
|
||||
if (typeof obj.args.memorytracking == 'number') {
|
||||
obj.app.get(url + 'memorytracking.csv', function (req, res) {
|
||||
|
|
|
|||
Loading…
Reference in New Issue