122 lines
6.2 KiB
Java
122 lines
6.2 KiB
Java
/*
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* Copyright (c) 2018, 2019, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 8194298
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* @summary Add support for per Socket configuration of TCP keepalive
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* @modules jdk.net
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* @run main TcpKeepAliveTest
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*/
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import java.io.IOException;
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import java.net.DatagramSocket;
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import java.net.InetAddress;
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import java.net.InetSocketAddress;
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import java.net.MulticastSocket;
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import java.net.ServerSocket;
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import java.net.Socket;
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import jdk.net.ExtendedSocketOptions;
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public class TcpKeepAliveTest {
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private static final int DEFAULT_KEEP_ALIVE_PROBES = 7;
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private static final int DEFAULT_KEEP_ALIVE_TIME = 1973;
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private static final int DEFAULT_KEEP_ALIVE_INTVL = 53;
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public static void main(String args[]) throws IOException {
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var loopback = InetAddress.getLoopbackAddress();
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try (ServerSocket ss = boundServer(loopback);
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Socket s = new Socket(loopback, ss.getLocalPort());
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DatagramSocket ds = new DatagramSocket(0);
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MulticastSocket mc = new MulticastSocket(0)) {
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if (ss.supportedOptions().contains(ExtendedSocketOptions.TCP_KEEPIDLE)) {
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ss.setOption(ExtendedSocketOptions.TCP_KEEPIDLE, DEFAULT_KEEP_ALIVE_TIME);
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if (ss.getOption(ExtendedSocketOptions.TCP_KEEPIDLE) != DEFAULT_KEEP_ALIVE_TIME) {
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throw new RuntimeException("Test failed, TCP_KEEPIDLE should have been " + DEFAULT_KEEP_ALIVE_TIME);
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}
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}
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if (ss.supportedOptions().contains(ExtendedSocketOptions.TCP_KEEPCOUNT)) {
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ss.setOption(ExtendedSocketOptions.TCP_KEEPCOUNT, DEFAULT_KEEP_ALIVE_PROBES);
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if (ss.getOption(ExtendedSocketOptions.TCP_KEEPCOUNT) != DEFAULT_KEEP_ALIVE_PROBES) {
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throw new RuntimeException("Test failed, TCP_KEEPCOUNT should have been " + DEFAULT_KEEP_ALIVE_PROBES);
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}
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}
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if (ss.supportedOptions().contains(ExtendedSocketOptions.TCP_KEEPINTERVAL)) {
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ss.setOption(ExtendedSocketOptions.TCP_KEEPINTERVAL, DEFAULT_KEEP_ALIVE_INTVL);
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if (ss.getOption(ExtendedSocketOptions.TCP_KEEPINTERVAL) != DEFAULT_KEEP_ALIVE_INTVL) {
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throw new RuntimeException("Test failed, TCP_KEEPINTERVAL should have been " + DEFAULT_KEEP_ALIVE_INTVL);
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}
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}
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if (s.supportedOptions().contains(ExtendedSocketOptions.TCP_KEEPIDLE)) {
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s.setOption(ExtendedSocketOptions.TCP_KEEPIDLE, DEFAULT_KEEP_ALIVE_TIME);
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if (s.getOption(ExtendedSocketOptions.TCP_KEEPIDLE) != DEFAULT_KEEP_ALIVE_TIME) {
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throw new RuntimeException("Test failed, TCP_KEEPIDLE should have been " + DEFAULT_KEEP_ALIVE_TIME);
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}
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}
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if (s.supportedOptions().contains(ExtendedSocketOptions.TCP_KEEPCOUNT)) {
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s.setOption(ExtendedSocketOptions.TCP_KEEPCOUNT, DEFAULT_KEEP_ALIVE_PROBES);
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if (s.getOption(ExtendedSocketOptions.TCP_KEEPCOUNT) != DEFAULT_KEEP_ALIVE_PROBES) {
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throw new RuntimeException("Test failed, TCP_KEEPCOUNT should have been " + DEFAULT_KEEP_ALIVE_PROBES);
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}
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}
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if (s.supportedOptions().contains(ExtendedSocketOptions.TCP_KEEPINTERVAL)) {
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s.setOption(ExtendedSocketOptions.TCP_KEEPINTERVAL, DEFAULT_KEEP_ALIVE_INTVL);
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if (s.getOption(ExtendedSocketOptions.TCP_KEEPINTERVAL) != DEFAULT_KEEP_ALIVE_INTVL) {
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throw new RuntimeException("Test failed, TCP_KEEPINTERVAL should have been " + DEFAULT_KEEP_ALIVE_INTVL);
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}
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}
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if (ds.supportedOptions().contains(ExtendedSocketOptions.TCP_KEEPCOUNT)) {
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throw new RuntimeException("Test failed, TCP_KEEPCOUNT is applicable"
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+ " for TCP Sockets only.");
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}
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if (ds.supportedOptions().contains(ExtendedSocketOptions.TCP_KEEPIDLE)) {
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throw new RuntimeException("Test failed, TCP_KEEPIDLE is applicable"
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+ " for TCP Sockets only.");
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}
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if (ds.supportedOptions().contains(ExtendedSocketOptions.TCP_KEEPINTERVAL)) {
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throw new RuntimeException("Test failed, TCP_KEEPINTERVAL is applicable"
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+ " for TCP Sockets only.");
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}
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if (mc.supportedOptions().contains(ExtendedSocketOptions.TCP_KEEPCOUNT)) {
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throw new RuntimeException("Test failed, TCP_KEEPCOUNT is applicable"
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+ " for TCP Sockets only");
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}
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if (mc.supportedOptions().contains(ExtendedSocketOptions.TCP_KEEPIDLE)) {
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throw new RuntimeException("Test failed, TCP_KEEPIDLE is applicable"
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+ " for TCP Sockets only");
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}
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if (mc.supportedOptions().contains(ExtendedSocketOptions.TCP_KEEPINTERVAL)) {
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throw new RuntimeException("Test failed, TCP_KEEPINTERVAL is applicable"
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+ " for TCP Sockets only");
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}
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}
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}
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private static ServerSocket boundServer(InetAddress address) throws IOException {
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var socketAddress = new InetSocketAddress(address, 0);
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var server = new ServerSocket();
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server.bind(socketAddress);
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return server;
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}
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}
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