| /* |
| * Copyright (c) 2016, 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. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * 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. |
| */ |
| |
| package jdk.jfr.tool; |
| |
| import java.io.FileWriter; |
| import java.io.IOException; |
| import java.nio.file.Files; |
| import java.nio.file.Path; |
| import java.nio.file.Paths; |
| |
| import jdk.jfr.Event; |
| import jdk.jfr.Name; |
| import jdk.jfr.Recording; |
| import jdk.jfr.consumer.RecordedEvent; |
| import jdk.jfr.consumer.RecordingFile; |
| import jdk.jfr.internal.Repository; |
| import jdk.jfr.internal.SecuritySupport.SafePath; |
| import jdk.test.lib.Asserts; |
| import jdk.test.lib.process.OutputAnalyzer; |
| |
| /** |
| * @test |
| * @summary Test jfr reconstruct |
| * @key jfr |
| * @requires vm.hasJFR |
| * @library /test/lib /test/jdk |
| * @modules jdk.jfr/jdk.jfr.internal |
| * @run main/othervm jdk.jfr.tool.TestAssemble |
| */ |
| public class TestAssemble { |
| |
| @Name("Correlation") |
| static class CorrelationEvent extends Event { |
| int id; |
| } |
| private static int RECORDING_COUNT = 5; |
| |
| @SuppressWarnings("resource") |
| public static void main(String[] args) throws Throwable { |
| // Create some disk recordings |
| Recording[] recordings = new Recording[5]; |
| for (int i = 0; i < RECORDING_COUNT; i++) { |
| Recording r = new Recording(); |
| r.setToDisk(true); |
| r.start(); |
| CorrelationEvent ce = new CorrelationEvent(); |
| ce.id = i; |
| ce.commit(); |
| r.stop(); |
| recordings[i] = r; |
| } |
| Path dir = Paths.get("reconstruction-parts"); |
| Files.createDirectories(dir); |
| |
| long expectedCount = 0; |
| for (int i = 0; i < RECORDING_COUNT; i++) { |
| Path tmp = dir.resolve("chunk-part-" + i + ".jfr"); |
| recordings[i].dump(tmp); |
| expectedCount += countEventInRecording(tmp); |
| } |
| |
| SafePath repository = Repository.getRepository().getRepositoryPath(); |
| Path destinationPath = Paths.get("reconstructed.jfr"); |
| |
| String directory = repository.toString(); |
| String destination = destinationPath.toAbsolutePath().toString(); |
| |
| // Test failure |
| OutputAnalyzer output = ExecuteHelper.jfr("assemble"); |
| output.shouldContain("too few arguments"); |
| |
| output = ExecuteHelper.jfr("assemble", directory); |
| output.shouldContain("too few arguments"); |
| |
| output = ExecuteHelper.jfr("assemble", "not-a-directory", destination); |
| output.shouldContain("directory does not exist, not-a-directory"); |
| |
| output = ExecuteHelper.jfr("assemble", directory, "not-a-destination"); |
| output.shouldContain("filename must end with '.jfr'"); |
| |
| output = ExecuteHelper.jfr("assemble", "--wrongOption", directory, destination); |
| output.shouldContain("too many arguments"); |
| |
| FileWriter fw = new FileWriter(destination); |
| fw.write('d'); |
| fw.close(); |
| output = ExecuteHelper.jfr("assemble", directory, destination); |
| output.shouldContain("already exists"); |
| Files.delete(destinationPath); |
| |
| // test success |
| output = ExecuteHelper.jfr("assemble", directory, destination); |
| System.out.println(output.getOutput()); |
| output.shouldContain("Finished."); |
| |
| long reconstructedCount = countEventInRecording(destinationPath); |
| Asserts.assertEquals(expectedCount, reconstructedCount); |
| // Cleanup |
| for (int i = 0; i < RECORDING_COUNT; i++) { |
| recordings[i].close(); |
| } |
| } |
| |
| private static long countEventInRecording(Path file) throws IOException { |
| Integer lastId = -1; |
| try (RecordingFile rf = new RecordingFile(file)) { |
| long count = 0; |
| while (rf.hasMoreEvents()) { |
| RecordedEvent re = rf.readEvent(); |
| if (re.getEventType().getName().equals("Correlation")) { |
| Integer id = re.getValue("id"); |
| if (id < lastId) { |
| Asserts.fail("Expected chunk number to increase"); |
| } |
| lastId = id; |
| } |
| count++; |
| } |
| return count; |
| } |
| } |
| } |