Node JS controller

initial commit
2014-07-24 13:38:55 +02:00
parent 1c475da8d0
commit cc5a9fe9a8
6 changed files with 2033 additions and 0 deletions
@@ -0,0 +1,45 @@
+var NodeIdToReboot = 1;
+
+var gwType = 'Ethernet';
+var gwAddress = '10.0.1.99';
+var gwPort = 9999;
+
+var BROADCAST_ADDRESS = 255;
+var NODE_SENSOR_ID = 255;
+
+function encode(destination, sensor, command, acknowledge, type, payload, binary) {
+	var msg = destination.toString(10) + ";" + sensor.toString(10) + ";" + command.toString(10) + ";" + acknowledge.toString(10) + ";" + type.toString(10) + ";";
+	if (binary) {
+		for (var i = 0; i < payload.length; i++) {
+			if (payload[i] < 16)
+				msg += "0";
+			msg += payload[i].toString(16);
+		}
+	} else {
+		msg += payload;
+	}
+	msg += '\n';
+	return msg.toString();
+}
+
+function rebootNode(destination, gw) {
+	var sensor = NODE_SENSOR_ID;
+	var command = 3; // C_INTERNAL
+	var acknowledge = 0; // no ack
+	var type = 13; // I_REBOOT
+	var payload = "";
+	var td = encode(destination, sensor, command, acknowledge, type, payload, false);
+	console.log('-> ' + td.toString());
+	gw.write(td);
+}
+
+var gw = require('net').Socket();
+gw.connect(gwPort, gwAddress);
+gw.setEncoding('ascii');
+gw.on('connect', function() {
+	console.log('connected to ethernet gateway at ' + gwAddress + ":" + gwPort);
+	rebootNode(NodeIdToReboot, gw);
+	console.log('reboot request submitted for ' + NodeIdToReboot);
+}).on('end', function() {
+	console.log('disconnected from gateway');
+});