| /* |
| * 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"); |
| } |
| } |
| } |
| } |