8054386: Allow Java debugging when CDS is enabled
Summary: Map archive RW when debugging is enabled
Reviewed-by: sspitsyn, iklam, mseledtsov, dholmes
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/com/sun/jdi/cds/CDSBreakpointTest.java Fri Jun 05 13:38:13 2015 -0700
@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2015, 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 8054386
+ * @summary java debugging test for CDS
+ * @modules jdk.jdi
+ * java.base/sun.misc
+ * java.management
+ * jdk.jartool/sun.tools.jar
+ * @library /lib/testlibrary
+ * @library ..
+ * @run compile -g ../BreakpointTest.java
+ * @run main CDSBreakpointTest
+ */
+
+/*
+ * Launch the JDI BreakpointTest, which will set a debugger breakpoint in
+ * BreakpointTarg. BreakpointTarg is first dumped into the CDS archive,
+ * so this will test debugging a class in the archive.
+ */
+
+public class CDSBreakpointTest extends CDSJDITest {
+ static String jarClasses[] = {
+ // BreakpointTarg is the only class we need in the archive. It will
+ // be launched by BreakpointTest as the debuggee application. Note,
+ // compiling BreakpointTest.java above will cause BreakpointTarg to
+ // be compiled since it is also in BreakpointTest.java.
+ "BreakpointTarg",
+ };
+ static String testname = "BreakpointTest";
+
+ public static void main(String[] args) throws Exception {
+ runTest(testname, jarClasses);
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/com/sun/jdi/cds/CDSDeleteAllBkptsTest.java Fri Jun 05 13:38:13 2015 -0700
@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2015, 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 8054386
+ * @summary java debugging test for CDS
+ * @modules jdk.jdi
+ * java.base/sun.misc
+ * java.management
+ * jdk.jartool/sun.tools.jar
+ * @library /lib/testlibrary
+ * @library ..
+ * @run compile -g ../DeleteAllBkptsTest.java
+ * @run main CDSDeleteAllBkptsTest
+ */
+
+/*
+ * Launch the JDI DeleteAllBkptsTest, which will set a debugger breakpoint in
+ * DeleteAllBkptsTarg and then clear them. DeleteAllBkptsTarg is first dumped
+ * into the CDS archive, so this will test debugging a class in the archive.
+ */
+
+public class CDSDeleteAllBkptsTest extends CDSJDITest {
+ static String jarClasses[] = {
+ // DeleteAllBkptsTarg is the only class we need in the archive. It will
+ // be launched by DeleteAllBkptsTest as the debuggee application. Note,
+ // compiling DeleteAllBkptsTest.java above will cause DeleteAllBkptsTarg to
+ // be compiled since it is also in DeleteAllBkptsTest.java.
+ "DeleteAllBkptsTarg",
+ };
+ static String testname = "DeleteAllBkptsTest";
+
+ public static void main(String[] args) throws Exception {
+ runTest(testname, jarClasses);
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/com/sun/jdi/cds/CDSFieldWatchpoints.java Fri Jun 05 13:38:13 2015 -0700
@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2015, 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 8054386
+ * @summary java debugging test for CDS
+ * @modules jdk.jdi
+ * java.base/sun.misc
+ * java.management
+ * jdk.jartool/sun.tools.jar
+ * @library /lib/testlibrary
+ * @library ..
+ * @run compile -g ../FieldWatchpoints.java
+ * @run main CDSFieldWatchpoints
+ */
+
+/*
+ * Launch the JDI FieldWatchpoints test, which will setup field watchpoints in
+ * FieldWatchpointsDebugee. FieldWatchpointsDebugee is first dumped into the
+ * CDS archive, so this will test debugging a class in the archive.
+ */
+
+public class CDSFieldWatchpoints extends CDSJDITest {
+ static String jarClasses[] = {
+ // FieldWatchpointsDebugee. A, and B are the only classes we need in the archive.
+ // FieldWatchpointsDebugee will be launched by FieldWatchpoints as the debuggee
+ // application. Note, compiling FieldWatchpoints.java above will cause
+ // FieldWatchpointsDebugee to be compiled since it is also in FieldWatchpoints.java.
+ "FieldWatchpointsDebugee", "A", "B",
+ };
+ static String testname = "FieldWatchpoints";
+
+ public static void main(String[] args) throws Exception {
+ runTest(testname, jarClasses);
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/com/sun/jdi/cds/CDSJDITest.java Fri Jun 05 13:38:13 2015 -0700
@@ -0,0 +1,202 @@
+/*
+ * Copyright (c) 2013, 2015, 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.
+ */
+
+/*
+ * Helper superclass for launching JDI tests out of the CDS archive.
+*/
+
+import jdk.testlibrary.OutputAnalyzer;
+import jdk.testlibrary.ProcessTools;
+
+import java.io.*;
+import java.util.ArrayList;
+import sun.tools.jar.Main;
+
+public class CDSJDITest {
+ private static final String classesDir = System.getProperty("test.classes");
+
+ public static void runTest(String testname, String[] jarClasses) throws Exception {
+ File jarClasslistFile = makeClassList(jarClasses);
+ String appJar = buildJar(testname, jarClasses);
+
+ // These are the arguments passed to createJavaProcessBuilder() to launch
+ // the JDI test.
+ String[] testArgs = {
+ // JVM Args:
+ // These first three properties are setup by jtreg, and must be passed
+ // to the JDI test subprocess because it needs them in order to
+ // pass them to the subprocess it will create for the debuggee. This
+ // is how the JPRT -javaopts are passed to the debggee. See
+ // VMConnection.getDebuggeeVMOptions().
+ getPropOpt("test.classes"),
+ getPropOpt("test.java.opts"),
+ getPropOpt("test.vm.opts"),
+ // Pass -showversion to the JDI test just so we get a bit of trace output.
+ "-showversion",
+ // Main class:
+ testname,
+ // Args to the Main Class:
+ // These argument all follow the above <testname> argument, and are
+ // in fact passed to <testname>.main() as java arguments. <testname> will
+ // pass them as JVM arguments to the debuggee process it creates.
+ "-Xbootclasspath/a:" + appJar,
+ "-XX:+UnlockDiagnosticVMOptions",
+ "-XX:+TraceClassPaths",
+ "-XX:SharedArchiveFile=./SharedArchiveFile.jsa",
+ "-Xshare:on",
+ "-showversion"
+ };
+
+ // Dump the archive
+ ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
+ "-Xbootclasspath/a:" + appJar,
+ "-XX:+UnlockDiagnosticVMOptions", "-XX:SharedArchiveFile=./SharedArchiveFile.jsa",
+ "-XX:ExtraSharedClassListFile=" + jarClasslistFile.getPath(),
+ "-Xshare:dump");
+ OutputAnalyzer outputDump = executeAndLog(pb, "exec");
+ for (String jarClass : jarClasses) {
+ outputDump.shouldNotContain("Cannot find " + jarClass);
+ }
+ outputDump.shouldContain("Loading classes to share");
+ outputDump.shouldHaveExitValue(0);
+
+ // Run the test specified JDI test
+ pb = ProcessTools.createJavaProcessBuilder(true, testArgs);
+ OutputAnalyzer outputRun = executeAndLog(pb, "exec");
+ try {
+ outputRun.shouldContain("sharing");
+ outputRun.shouldHaveExitValue(0);
+ } catch (RuntimeException e) {
+ outputRun.shouldContain("Unable to use shared archive");
+ outputRun.shouldHaveExitValue(1);
+ }
+ }
+
+ public static String getPropOpt(String prop) {
+ String propVal = System.getProperty(prop);
+ if (propVal == null) propVal = "";
+ System.out.println(prop + ": '" + propVal + "'");
+ return "-D" + prop + "=" + propVal;
+ }
+
+ public static File makeClassList(String appClasses[]) throws Exception {
+ File classList = getOutputFile("test.classlist");
+ FileOutputStream fos = new FileOutputStream(classList);
+ PrintStream ps = new PrintStream(fos);
+
+ addToClassList(ps, appClasses);
+
+ ps.close();
+ fos.close();
+
+ return classList;
+ }
+
+ public static OutputAnalyzer executeAndLog(ProcessBuilder pb, String logName) throws Exception {
+ long started = System.currentTimeMillis();
+ OutputAnalyzer output = ProcessTools.executeProcess(pb);
+ writeFile(getOutputFile(logName + ".stdout"), output.getStdout());
+ writeFile(getOutputFile(logName + ".stderr"), output.getStderr());
+ System.out.println("[ELAPSED: " + (System.currentTimeMillis() - started) + " ms]");
+ System.out.println("[STDOUT]\n" + output.getStdout());
+ System.out.println("[STDERR]\n" + output.getStderr());
+ return output;
+ }
+
+ private static void writeFile(File file, String content) throws Exception {
+ FileOutputStream fos = new FileOutputStream(file);
+ PrintStream ps = new PrintStream(fos);
+ ps.print(content);
+ ps.close();
+ fos.close();
+ }
+
+ public static File getOutputFile(String name) {
+ File dir = new File(System.getProperty("test.classes", "."));
+ return new File(dir, getTestNamePrefix() + name);
+ }
+
+ private static void addToClassList(PrintStream ps, String classes[]) throws IOException {
+ if (classes != null) {
+ for (String s : classes) {
+ ps.println(s);
+ }
+ }
+ }
+
+ private static String testNamePrefix;
+
+ private static String getTestNamePrefix() {
+ if (testNamePrefix == null) {
+ StackTraceElement[] elms = (new Throwable()).getStackTrace();
+ if (elms.length > 0) {
+ for (StackTraceElement n: elms) {
+ if ("main".equals(n.getMethodName())) {
+ testNamePrefix = n.getClassName() + "-";
+ break;
+ }
+ }
+ }
+
+ if (testNamePrefix == null) {
+ testNamePrefix = "";
+ }
+ }
+ return testNamePrefix;
+ }
+
+ private static String buildJar(String jarName, String ...classNames)
+ throws Exception {
+
+ String jarFullName = classesDir + File.separator + jarName + ".jar";
+ createSimpleJar(classesDir, jarFullName, classNames);
+ return jarFullName;
+ }
+
+ private static void createSimpleJar(String jarClassesDir, String jarName,
+ String[] classNames) throws Exception {
+
+ ArrayList<String> args = new ArrayList<String>();
+ args.add("cf");
+ args.add(jarName);
+ addJarClassArgs(args, jarClassesDir, classNames);
+ createJar(args);
+ }
+
+ private static void addJarClassArgs(ArrayList<String> args, String jarClassesDir,
+ String[] classNames) {
+
+ for (String name : classNames) {
+ args.add("-C");
+ args.add(jarClassesDir);
+ args.add(name + ".class");
+ }
+ }
+
+ private static void createJar(ArrayList<String> args) {
+ Main jarTool = new Main(System.out, System.err, "jar");
+ if (!jarTool.run(args.toArray(new String[1]))) {
+ throw new RuntimeException("jar operation failed");
+ }
+ }
+}