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/*
* Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 8194298
* @summary Add support for per Socket configuration of TCP keepalive
* @modules jdk.net
* @run main TcpKeepAliveTest
*/
import java.io.IOException;
import java.net.DatagramSocket;
import java.net.MulticastSocket;
import java.net.ServerSocket;
import java.net.Socket;
import jdk.net.ExtendedSocketOptions;
public class TcpKeepAliveTest {
private static final String LOCAL_HOST = "127.0.0.1";
private static final int DEFAULT_KEEP_ALIVE_PROBES = 7;
private static final int DEFAULT_KEEP_ALIVE_TIME = 1973;
private static final int DEFAULT_KEEP_ALIVE_INTVL = 53;
public static void main(String args[]) throws IOException {
try (ServerSocket ss = new ServerSocket(0);
Socket s = new Socket(LOCAL_HOST, ss.getLocalPort());
DatagramSocket ds = new DatagramSocket(0);
MulticastSocket mc = new MulticastSocket(0)) {
if (ss.supportedOptions().contains(ExtendedSocketOptions.TCP_KEEPIDLE)) {
ss.setOption(ExtendedSocketOptions.TCP_KEEPIDLE, DEFAULT_KEEP_ALIVE_TIME);
if (ss.getOption(ExtendedSocketOptions.TCP_KEEPIDLE) != DEFAULT_KEEP_ALIVE_TIME) {
throw new RuntimeException("Test failed, TCP_KEEPIDLE should have been " + DEFAULT_KEEP_ALIVE_TIME);
}
}
if (ss.supportedOptions().contains(ExtendedSocketOptions.TCP_KEEPCOUNT)) {
ss.setOption(ExtendedSocketOptions.TCP_KEEPCOUNT, DEFAULT_KEEP_ALIVE_PROBES);
if (ss.getOption(ExtendedSocketOptions.TCP_KEEPCOUNT) != DEFAULT_KEEP_ALIVE_PROBES) {
throw new RuntimeException("Test failed, TCP_KEEPCOUNT should have been " + DEFAULT_KEEP_ALIVE_PROBES);
}
}
if (ss.supportedOptions().contains(ExtendedSocketOptions.TCP_KEEPINTERVAL)) {
ss.setOption(ExtendedSocketOptions.TCP_KEEPINTERVAL, DEFAULT_KEEP_ALIVE_INTVL);
if (ss.getOption(ExtendedSocketOptions.TCP_KEEPINTERVAL) != DEFAULT_KEEP_ALIVE_INTVL) {
throw new RuntimeException("Test failed, TCP_KEEPINTERVAL should have been " + DEFAULT_KEEP_ALIVE_INTVL);
}
}
if (s.supportedOptions().contains(ExtendedSocketOptions.TCP_KEEPIDLE)) {
s.setOption(ExtendedSocketOptions.TCP_KEEPIDLE, DEFAULT_KEEP_ALIVE_TIME);
if (s.getOption(ExtendedSocketOptions.TCP_KEEPIDLE) != DEFAULT_KEEP_ALIVE_TIME) {
throw new RuntimeException("Test failed, TCP_KEEPIDLE should have been " + DEFAULT_KEEP_ALIVE_TIME);
}
}
if (s.supportedOptions().contains(ExtendedSocketOptions.TCP_KEEPCOUNT)) {
s.setOption(ExtendedSocketOptions.TCP_KEEPCOUNT, DEFAULT_KEEP_ALIVE_PROBES);
if (s.getOption(ExtendedSocketOptions.TCP_KEEPCOUNT) != DEFAULT_KEEP_ALIVE_PROBES) {
throw new RuntimeException("Test failed, TCP_KEEPCOUNT should have been " + DEFAULT_KEEP_ALIVE_PROBES);
}
}
if (s.supportedOptions().contains(ExtendedSocketOptions.TCP_KEEPINTERVAL)) {
s.setOption(ExtendedSocketOptions.TCP_KEEPINTERVAL, DEFAULT_KEEP_ALIVE_INTVL);
if (s.getOption(ExtendedSocketOptions.TCP_KEEPINTERVAL) != DEFAULT_KEEP_ALIVE_INTVL) {
throw new RuntimeException("Test failed, TCP_KEEPINTERVAL should have been " + DEFAULT_KEEP_ALIVE_INTVL);
}
}
if (ds.supportedOptions().contains(ExtendedSocketOptions.TCP_KEEPCOUNT)) {
throw new RuntimeException("Test failed, TCP_KEEPCOUNT is applicable"
+ " for TCP Sockets only.");
}
if (ds.supportedOptions().contains(ExtendedSocketOptions.TCP_KEEPIDLE)) {
throw new RuntimeException("Test failed, TCP_KEEPIDLE is applicable"
+ " for TCP Sockets only.");
}
if (ds.supportedOptions().contains(ExtendedSocketOptions.TCP_KEEPINTERVAL)) {
throw new RuntimeException("Test failed, TCP_KEEPINTERVAL is applicable"
+ " for TCP Sockets only.");
}
if (mc.supportedOptions().contains(ExtendedSocketOptions.TCP_KEEPCOUNT)) {
throw new RuntimeException("Test failed, TCP_KEEPCOUNT is applicable"
+ " for TCP Sockets only");
}
if (mc.supportedOptions().contains(ExtendedSocketOptions.TCP_KEEPIDLE)) {
throw new RuntimeException("Test failed, TCP_KEEPIDLE is applicable"
+ " for TCP Sockets only");
}
if (mc.supportedOptions().contains(ExtendedSocketOptions.TCP_KEEPINTERVAL)) {
throw new RuntimeException("Test failed, TCP_KEEPINTERVAL is applicable"
+ " for TCP Sockets only");
}
}
}
}
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