add envvars

src/main/kotlin/MQTTSubscriber.kt

@@ -3,17 +3,17 @@ import org.eclipse.paho.client.mqttv3.persist.MemoryPersistence
 import java.time.Instant
 
 class MqttSubscriber() : MqttCallbackExtended {
-    private val broker = "tcp://mqtt.k8s.kmlabz.com:1883"
+    private val broker = System.getenv("BROKER") ?: "tcp://mqtt.k8s.kmlabz.com:1883"
     private val clientId = MqttClient.generateClientId()
     private val persistence = MemoryPersistence()
     private val mqttClient = MqttClient(broker, clientId, persistence)
-    private val benchValues = HashMap<Int, Instant>()
+    private val benchValues = LinkedHashMap<Int, Instant>()
     private val connOpts = MqttConnectOptions()
 
     init {
         connOpts.isCleanSession = true
-        connOpts.userName = "birbnetes"
-        connOpts.password = "de4d2182".toCharArray()
+        connOpts.userName = System.getenv("USERNAME") ?: "birbnetes"
+        connOpts.password = System.getenv("PASSWORD").toCharArray()
         connOpts.isAutomaticReconnect = true
         mqttClient.setCallback(this)
     }
@@ -27,9 +27,7 @@ class MqttSubscriber() : MqttCallbackExtended {
 
     @Throws(Exception::class)
     override fun messageArrived(topic: String, message: MqttMessage) {
-        println("topic: $topic")
-        benchValues.put(topic.split("/")[1].toInt(),Instant.now())
-        println("message: " + String(message.payload))
+        benchValues[topic.split("/")[1].toInt()] = Instant.now()
     }
 
     override fun connectComplete(reconnect: Boolean, serverURI: String?) {
@@ -50,7 +48,7 @@ class MqttSubscriber() : MqttCallbackExtended {
         }
     }
 
-    fun disconnect(): HashMap<Int, Instant> {
+    fun disconnect(): LinkedHashMap<Int, Instant> {
         println("Disconnecting from broker")
         try {
             mqttClient.disconnect()

src/main/kotlin/Main.kt

@@ -7,8 +7,12 @@ fun main() = runBlocking{
     GlobalScope.launch {
         val mqtt = MqttSubscriber()
         mqtt.connect()
-        delay(10000L)
-        mqtt.disconnect()
+        val waitTime = System.getenv("WAITTIME").toLong() ?: 10000L
+        delay(waitTime)
+        val resultMap = mqtt.disconnect()
+        val resultProcessor = ProcessResults()
+        resultProcessor.mapToProcess=resultMap
+        resultProcessor.process()
     }
     delay(20000L)
 }

src/main/kotlin/ProcessResults.kt

@@ -0,0 +1,16 @@
+import java.text.SimpleDateFormat
+import java.time.Instant
+
+
+class ProcessResults{
+    var mapToProcess = LinkedHashMap<Int, Instant>()
+    private var formatter = SimpleDateFormat("yyyy-MM-dd_HH-mm-ss_SSS")
+
+
+    fun process(){
+        for((id, instant) in this.mapToProcess){
+            val currInstantString = formatter.format(instant)
+            println("$id, $currInstantString")
+        }
+    }
+}