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MqttCrlEnabledExample.java
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MqttCrlEnabledExample.java
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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.activemq.artemis.jms.example;
import javax.net.ssl.SSLException;
import java.util.concurrent.TimeUnit;
import org.apache.activemq.artemis.core.remoting.impl.ssl.SSLSupport;
import org.fusesource.mqtt.client.BlockingConnection;
import org.fusesource.mqtt.client.MQTT;
import org.fusesource.mqtt.client.Message;
import org.fusesource.mqtt.client.QoS;
import org.fusesource.mqtt.client.Topic;
public class MqttCrlEnabledExample {
public static void main(final String[] args) throws Exception {
boolean exception = false;
try {
callBroker("server-ca-truststore.jks", "securepass", "other-client-keystore.jks", "securepass");
} catch (SSLException e) {
exception = true;
}
if (!exception) {
throw new RuntimeException("The connection should be revoked");
}
callBroker("server-ca-truststore.jks", "securepass", "client-keystore.jks", "securepass");
}
private static void callBroker(String truststorePath, String truststorePass, String keystorePath, String keystorePass) throws Exception {
BlockingConnection connection = null;
try {
connection = retrieveMQTTConnection("ssl://localhost:1883", truststorePath, truststorePass, keystorePath, keystorePass);
// Subscribe to topics
Topic[] topics = {new Topic("test/+/some/#", QoS.AT_MOST_ONCE)};
connection.subscribe(topics);
// Publish Messages
String payload = "This is message 1";
connection.publish("test/1/some/la", payload.getBytes(), QoS.AT_LEAST_ONCE, false);
Message message = connection.receive(5, TimeUnit.SECONDS);
System.out.println("Message received: " + new String(message.getPayload()));
} catch (Exception e) {
throw e;
} finally {
if (connection != null) {
connection.disconnect();
}
}
}
private static BlockingConnection retrieveMQTTConnection(String host, String truststorePath, String truststorePass, String keystorePath, String keystorePass) throws Exception {
MQTT mqtt = new MQTT();
mqtt.setConnectAttemptsMax(0);
mqtt.setReconnectAttemptsMax(0);
mqtt.setHost(host);
mqtt.setSslContext(new SSLSupport()
.setKeystorePath(keystorePath)
.setKeystorePassword(keystorePass)
.setTruststorePath(truststorePath)
.setTruststorePassword(truststorePass)
.createContext());
mqtt.setCleanSession(true);
BlockingConnection connection = mqtt.blockingConnection();
connection.connect();
return connection;
}
}