109 lines
3.7 KiB
Groovy
109 lines
3.7 KiB
Groovy
import org.eclipse.paho.client.mqttv3.IMqttActionListener
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import org.eclipse.paho.client.mqttv3.IMqttToken
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import org.eclipse.paho.client.mqttv3.MqttConnectOptions
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import org.eclipse.paho.client.mqttv3.IMqttAsyncClient
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import java.util.concurrent.CountDownLatch
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import org.eclipse.jetty.toolchain.perf.PlatformTimer
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class BenchmarkPublisher {
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static class PublishCallback implements IMqttActionListener {
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public void onFailure(IMqttToken asyncActionToken, Throwable exception) {
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println "PUB: Publish failed: " + exception
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th.printStackTrace()
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System.exit(2)
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}
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public void onSuccess(IMqttToken asyncActionToken) {
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}
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}
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static class ExitTopicCallback implements IMqttActionListener {
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private final long startedTime
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private final long numToSend
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private final IMqttAsyncClient connection
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private final CountDownLatch stopLatch
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ExitTopicCallback(long startedTime, long numToSend, IMqttAsyncClient connection, CountDownLatch stopLatch) {
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this.startedTime = startedTime
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this.numToSend = numToSend
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this.connection = connection
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this.stopLatch = stopLatch
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}
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public void onSuccess(IMqttToken asyncActionToken) {
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long stopTime = System.currentTimeMillis()
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long spentTime = stopTime - startedTime
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println "PUB: published in ${spentTime} ms"
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this.connection.disconnect()
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double msgPerSec = (numToSend / spentTime) * 1000
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println "PUB: speed $msgPerSec msg/sec"
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this.stopLatch.countDown()
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}
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public void onFailure(IMqttToken asyncActionToken, Throwable th) {
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println "PUB: Publish failed: " + th
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System.exit(2);
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}
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}
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private int qos = 0
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private boolean retain = false
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private int numToSend
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private int messagesPerSecond
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private String dialog_id
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private IMqttAsyncClient client
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private CountDownLatch m_latch
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def connect() {
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MqttConnectOptions connectOptions = new MqttConnectOptions()
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connectOptions.cleanSession = true
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this.client.connect(connectOptions, null, new IMqttActionListener() {
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public void onFailure(IMqttToken asyncActionToken, Throwable exception) {
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println "PUB: connect fail"
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println "Excp: ${exception}"
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System.exit(2)
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}
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public void onSuccess(IMqttToken asyncActionToken) {
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println "PUB: Successfully connected to server"
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}
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})
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this.m_latch = new CountDownLatch(1)
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}
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def firePublishes() {
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long pauseMicroseconds = (1 / this.messagesPerSecond) * 1000 * 1000
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println "PUB: Pause over the each message sent ${pauseMicroseconds} microsecs"
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print "PUB: publishing.."
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CountDownLatch m_latch = new CountDownLatch(1)
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final long startTime = System.currentTimeMillis()
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//initialize the timer
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PlatformTimer timer = PlatformTimer.detect()
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def pubCallback = new PublishCallback()
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println ""
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(1..numToSend).each {
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long nanos = System.nanoTime()
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byte[] message = "Hello world!!-${nanos}".bytes
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this.client.publish("/topic" + dialog_id, message, qos, retain, null, pubCallback)
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print '.'
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timer.sleep(pauseMicroseconds)
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}
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def exitCallback = new ExitTopicCallback(startTime, numToSend, this.client, m_latch)
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long nanosExit = System.nanoTime()
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byte[] exitMessage = "Hello world!!-${nanosExit}".bytes
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this.client.publish("/exit" + dialog_id, exitMessage, qos, retain, null, exitCallback)
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}
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def waitFinish() {
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m_latch.await()
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}
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} |