decoupling daemons almost done

Issue with file server remains, unable to download file from master node

dispatcher/index.js

@@ -12,19 +12,21 @@ const client = mqtt.connect('mqtt://localhost')
 const app = express()
 const libSupport = require('./lib')
 
-// const secret = require('../secrets.json')
-// const db = require('nano')(`http://${secret.dispatched_db_username}:${secret.dispatched_db_password}@localhost:5984/dispatched`)
 let db = new Map()
 app.use(morgan('combined'))
 app.use(bodyParser.urlencoded({ extended: false }))
 app.use(bodyParser.json())
+const file_path = __dirname + "/repository"
+
+app.use('/repository', express.static(file_path));
 app.use(fileUpload())
-const node_id = "20sez54hq8"
-const WINDOW_SIZE = 1
-const port = 8080
 
 let requestQueue = []
 
+const node_id = "20sez54hq8"
+const WINDOW_SIZE = 10
+const port = 8080
+
 
 app.post('/serverless/deploy', (req, res) => {
     
@@ -33,7 +35,7 @@ app.post('/serverless/deploy', (req, res) => {
 
     let functionHash = file.md5
     
-    file.mv(__dirname + "/test/" + functionHash, function (err) {
+    file.mv(file_path + functionHash, function (err) {
         if (err) {
             console.log(err);
             res.send("error").status(400)
@@ -117,7 +119,8 @@ app.post('/serverless/execute/:id', (req, res) => {
 
 
 function dispatch() {
-    for (let i = 0; i < WINDOW_SIZE; i++) {
+    let lookbackWindow = Math.min(WINDOW_SIZE, requestQueue.length)
+    for (let i = 0; i < lookbackWindow; i++) {
         let {req, res} = requestQueue.shift()
         let runtime = req.body.runtime
         let functionHash = req.params.id
@@ -145,6 +148,7 @@ client.on('message', function (topic, message) {
             "status": "success",
             "reply": message.result
         })
+        db.delete(message.function_id)
     }
 })
 
@@ -152,4 +156,6 @@ app.listen(port, () => console.log(`Server listening on port ${port}!`))
 
 client.on('connect', function () {
     client.subscribe("response")
-})
+})
\ No newline at end of file
+
+setInterval(dispatch, 1000);
\ No newline at end of file