/*
* 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.tomcat.util.net.ocsp;
import java.io.IOException;
import java.io.InputStream;
import java.net.InetSocketAddress;
import java.net.ServerSocket;
import java.net.Socket;
import javax.net.ServerSocketFactory;
import org.junit.Assert;
/*
* An OCSP responder that swallows any input received and never responds. Use to test timeouts.
*/
public class TesterOcspResponderNoResponse {
private ServerRunnable sr;
public void start() {
if (sr != null) {
throw new IllegalStateException("Already started");
}
sr = new ServerRunnable();
Thread t = new Thread(sr);
t.start();
Assert.assertTrue(sr.isAlive());
}
public void stop() {
if (sr == null) {
throw new IllegalStateException("Not started");
}
sr.stop();
}
private static class ServerRunnable implements Runnable {
private volatile boolean alive = true;
private volatile ServerSocket serverSocket;
@Override
public void run() {
try {
serverSocket = ServerSocketFactory.getDefault().createServerSocket();
serverSocket.bind(new InetSocketAddress("localhost", 8888));
while (alive) {
Socket socket = serverSocket.accept();
Thread t = new Thread(new SwallowRunnable(socket));
t.start();
}
} catch (IOException ioe) {
ioe.printStackTrace();
}
}
public void stop() {
try {
serverSocket.close();
alive = false;
} catch (IOException ioe) {
ioe.printStackTrace();
}
}
public boolean isAlive() {
return alive;
}
}
private static class SwallowRunnable implements Runnable {
private final Socket socket;
SwallowRunnable(Socket socket) {
this.socket = socket;
}
@Override
public void run() {
byte[] buf = new byte[1024];
try (InputStream os = socket.getInputStream()) {
// Read until the client closes the socket
while (os.read(buf) > 0) {
// Ignore any data read
}
} catch (IOException ignore) {
// Ignore
}
}
}
}