87 lines
3.2 KiB
Java
87 lines
3.2 KiB
Java
/*
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* Copyright (c) 2016, 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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* @summary Checks that the jshdb debugd utility sucessfully starts
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* and tries to attach to a running process
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* @modules java.base/jdk.internal.misc
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* @library /test/lib/share/classes
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*
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* @ignore 8163805
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* @run main/othervm SADebugDTest
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*/
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import java.io.File;
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import java.util.concurrent.CountDownLatch;
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import java.io.InputStreamReader;
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import java.io.BufferedReader;
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import java.io.Reader;
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import java.util.concurrent.TimeUnit;
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import java.util.function.Predicate;
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import static jdk.test.lib.Asserts.assertTrue;
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import static jdk.test.lib.Platform.shouldSAAttach;
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import static jdk.test.lib.process.ProcessTools.startProcess;
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public class SADebugDTest {
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private static final String GOLDEN = "Attaching to process ID %d and starting RMI services, please wait...";
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private static final String JAVA_HOME = (System.getProperty("test.jdk") != null)
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? System.getProperty("test.jdk") : System.getProperty("java.home");
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private static final String JAVA_BIN_DIR
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= JAVA_HOME + File.separator + "bin" + File.separator;
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private static final String JHSDB = JAVA_BIN_DIR + "jhsdb";
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public static void main(String[] args) throws Exception {
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if (!shouldSAAttach()) {
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log("Not possible to attach the SA. Skipping the test");
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return;
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}
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long ourPid = ProcessHandle.current().getPid();
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// The string we are expecting in the debugd ouput
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String golden = String.format(GOLDEN, ourPid);
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// We are going to run 'jhsdb debugd <our pid>'
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// The startProcess will block untl the 'golden' string appears in either process' stdout or stderr
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// In case of timeout startProcess kills the debugd process
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ProcessBuilder pb = new ProcessBuilder();
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pb.command(JHSDB, "debugd", String.valueOf(ourPid));
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Process debugd = startProcess("debugd", pb, null, (line) -> line.trim().contains(golden), 0, TimeUnit.SECONDS);
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// If we are here, this means we have received the golden line and the test has passed
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// The debugd remains running, we have to kill it
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debugd.destroy();
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}
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private static void log(String string) {
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System.out.println(string);
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}
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}
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