package.json

@@ -14,6 +14,7 @@

                     "ejs": "^2.5.7",
              

                     "express": "^4.15.4",
              

                     "express-ejs-layouts": "^2.3.1",
              

                +    "rpio": "^0.9.17",
              

                     "socket.io": "^2.0.3",
              

                     "winston": "^2.3.1"
              

                   }
              

relay_controller.js

@@ -1,8 +1,17 @@

                 var logger = require('winston');
              

                +var rpio = require("rpio")
              

                +
              

                +var relay_status = [
              

                +  {
              

                +    code: "L01",
              

                +    status: true,
              

                +    pin: 35
              

                +  }
              

                +]
              

                 
              

                 module.exports.start = function(router, channel){
              

                   logger.info("Starting Relay controller module");
              

                -
              

                +  rpio.open(relay_status[0].pin, rpio.OUTPUT, rpio.LOW);
              

                   router.post('/switch_relay', function (req, res) {
              

                     logger.info("Received request for switching relays", req.body);
              

                     if(req.body != undefined){
              
@@ -26,17 +35,19 @@ module.exports.monitor = function(socket, channel){

                   });
              

                 }
              

                 
              

                -var relay_status = [
              

                -  {
              

                -    code: "L01",
              

                -    status: true
              

                -  }
              

                -]
              

                +
              

                 
              

                 var switchRelay = function(code, status){
              

                   switch (code) {
              

                     case "L01":
              

                       // switch on light relay
              

                +      if(status == true) {
              

                +        rpio.write(relay_status[0].pin, rpio.HIGH);
              

                +        logger.debug("Switched L01 ON");
              

                +      } else {
              

                +        rpio.write(relay_status[0].pin, rpio.LOW);
              

                +        logger.debug("Switched L01 OFF");
              

                +      }
              

                       relay_status[0].status = status;
              

                       return true;
              

                       break;
              

views/index.html

@@ -126,7 +126,7 @@

                 
              

                 <script src="/socket.io/socket.io.js"></script>
              

                 <script>
              

                -  var socket = io.connect('http://localhost:3100/');
              

                +  var socket = io.connect('/');
              

                 
              

                   var http_post = function(url, data){
              

                     var xhr = new XMLHttpRequest();
              
@@ -184,7 +184,7 @@

                   socket.emit('relay_switch_update', {});
              

                   setInterval(function () {
              

                     socket.emit('relay_switch_update', {});
              

                -  }, 5000);
              

                +  }, 3000000);
              

                 
              

                 
              

                 </script>