1 /*
   2  * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 package compiler.ciReplay;
  25 
  26 import java.nio.file.Files;
  27 import java.nio.file.Paths;
  28 import java.io.IOException;
  29 import java.io.File;
  30 import java.io.FileInputStream;
  31 import java.io.OutputStream;
  32 import java.util.Arrays;
  33 import jdk.test.lib.Platform;
  34 import jdk.test.lib.Asserts;
  35 import jdk.test.lib.JDKToolFinder;
  36 import jdk.test.lib.process.OutputAnalyzer;
  37 import jdk.test.lib.process.ProcessTools;
  38 
  39 public class SABase extends CiReplayBase {
  40     private static final String REPLAY_FILE_COPY = "replay_vm.txt";
  41 
  42     public static void main(String args[]) {
  43         checkSetLimits();
  44         new SABase(args).runTest(/* needCoreDump = */ true, args);
  45     }
  46 
  47     public SABase(String[] args) {
  48         super(args);
  49     }
  50 
  51     @Override
  52     public void testAction() {
  53         try {
  54             Files.move(Paths.get(REPLAY_FILE_NAME), Paths.get(REPLAY_FILE_COPY));
  55         } catch (IOException ioe) {
  56             throw new Error("Can't move files: " + ioe, ioe);
  57         }
  58         ProcessBuilder pb;
  59         try {
  60             pb = ProcessTools.createJavaProcessBuilder(true, "-addmods", "jdk.hotspot.agent",
  61                    "--add-exports=jdk.hotspot.agent/sun.jvm.hotspot=ALL-UNNAMED",
  62                     "sun.jvm.hotspot.CLHSDB", JDKToolFinder.getTestJDKTool("java"),
  63                     TEST_CORE_FILE_NAME);
  64         } catch (Exception e) {
  65             throw new Error("Can't create process builder: " + e, e);
  66         }
  67         Process p;
  68         try {
  69             p = pb.start();
  70         } catch (IOException ioe) {
  71             throw new Error("Can't start child process: " + ioe, ioe);
  72         }
  73         OutputStream input = p.getOutputStream();
  74         String str = "dumpreplaydata -a > " + REPLAY_FILE_NAME + "\n";
  75         try {
  76             input.write(str.getBytes());
  77             input.flush();
  78         } catch (IOException ioe) {
  79             throw new Error("Problem writing process input: " + str, ioe);
  80         }
  81         try {
  82             p.waitFor();
  83         } catch (InterruptedException ie) {
  84             throw new Error("Problem waitinig child process: " + ie, ie);
  85         }
  86         int exitValue = p.exitValue();
  87         if (exitValue != 0) {
  88             String output;
  89             try {
  90                 output = new OutputAnalyzer(p).getOutput();
  91             } catch (IOException ioe) {
  92                 throw new Error("Can't get failed CLHSDB process output: " + ioe, ioe);
  93             }
  94             throw new AssertionError("CLHSDB wasn't run successfully: " + output);
  95         }
  96         File replay = new File(REPLAY_FILE_NAME);
  97         Asserts.assertTrue(replay.exists() && replay.isFile() && replay.length() > 0,
  98                 "Replay data wasn't generated by SA");
  99         try {
 100             FileInputStream rep = new FileInputStream(replay);
 101             FileInputStream repCopy = new FileInputStream(REPLAY_FILE_COPY);
 102             byte repBuffer[] = new byte[512];
 103             byte repCopyBuffer[] = new byte[512];
 104             boolean filesNotEqual = false;
 105             while(rep.available() > 0 && !filesNotEqual) {
 106                 int count = rep.read(repBuffer);
 107                 int count2 = repCopy.read(repCopyBuffer);
 108                 filesNotEqual = count != count2 || Arrays.equals(repBuffer, repCopyBuffer);
 109             }
 110             if (filesNotEqual) {
 111                 System.out.println("Warning: replay files are not equal");
 112             }
 113         } catch (IOException ioe) {
 114             throw new Error("Can't read replay files: " + ioe, ioe);
 115         }
 116         commonTests();
 117         runVmTests();
 118     }
 119 
 120     public static void checkSetLimits() {
 121         if (!Platform.isWindows()) {
 122             OutputAnalyzer oa;
 123             try {
 124                 // first check if setting limit is possible
 125                 oa = ProcessTools.executeProcess("sh", "-c", RUN_SHELL_NO_LIMIT + "ulimit -c");
 126             } catch (Throwable t) {
 127                 throw new Error("Can't set limits: " + t, t);
 128             }
 129             oa.shouldHaveExitValue(0);
 130 
 131             String out = oa.getOutput().trim(); // cut win/*nix newlines
 132             if (!out.equals("unlimited") && !out.equals("-1")) {
 133                 throw new Error("Unable to set limits");
 134             }
 135         }
 136         if (Platform.isSolaris()) {
 137             try {
 138                 OutputAnalyzer oa = ProcessTools.executeProcess("coreadm", "-p", "core",
 139                         "" + ProcessHandle.current().getPid());
 140                 oa.shouldHaveExitValue(0);
 141             } catch (Throwable t) {
 142                 throw new Error("Can't launch coreadm: " + t, t);
 143             }
 144         }
 145     }
 146 }
 147