1 /* 2 * Copyright (c) 2013, 2020, Oracle and/or its affiliates. All rights reserved. 3 * Copyright (c) 2018, SAP. All rights reserved. 4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 5 * 6 * This code is free software; you can redistribute it and/or modify it 7 * under the terms of the GNU General Public License version 2 only, as 8 * published by the Free Software Foundation. 9 * 10 * This code is distributed in the hope that it will be useful, but WITHOUT 11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 13 * version 2 for more details (a copy is included in the LICENSE file that 14 * accompanied this code). 15 * 16 * You should have received a copy of the GNU General Public License version 17 * 2 along with this work; if not, write to the Free Software Foundation, 18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 19 * 20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 21 * or visit www.oracle.com if you need additional information or have any 22 * questions. 23 */ 24 25 26 /* 27 * @test 28 * @bug 8214975 29 * @summary No hs-err file if fatal error is raised during dynamic initialization. 30 * @library /test/lib 31 * @modules java.base/jdk.internal.misc 32 * @requires (vm.debug == true) 33 * @requires os.family == "linux" 34 * @run driver VeryEarlyAssertTest 35 */ 36 37 import java.io.BufferedReader; 38 import java.io.File; 39 import java.io.FileInputStream; 40 import java.io.InputStreamReader; 41 import java.util.regex.Pattern; 42 import java.util.Map; 43 44 import jdk.test.lib.process.OutputAnalyzer; 45 import jdk.test.lib.process.ProcessTools; 46 47 public class VeryEarlyAssertTest { 48 49 public static void main(String[] args) throws Exception { 50 51 52 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder( 53 "-version"); 54 Map<String, String> env = pb.environment(); 55 env.put("HOTSPOT_FATAL_ERROR_DURING_DYNAMIC_INITIALIZATION", "1"); 56 57 OutputAnalyzer output_detail = new OutputAnalyzer(pb.start()); 58 59 // we should have crashed with an assert with a specific message: 60 output_detail.shouldMatch("# A fatal error has been detected by the Java Runtime Environment:.*"); 61 output_detail.shouldMatch("#.*HOTSPOT_FATAL_ERROR_DURING_DYNAMIC_INITIALIZATION.*"); 62 63 // extract hs-err file 64 String hs_err_file = output_detail.firstMatch("# *(\\S*hs_err_pid\\d+\\.log)", 1); 65 if (hs_err_file == null) { 66 throw new RuntimeException("Did not find hs-err file in output.\n"); 67 } 68 69 // scan hs-err file: File should contain the same assertion message. Other than that, 70 // do not expect too much: file will be littered with secondary errors. The test 71 // should test that we get a hs-err file at all. 72 File f = new File(hs_err_file); 73 if (!f.exists()) { 74 throw new RuntimeException("hs-err file missing at " 75 + f.getAbsolutePath() + ".\n"); 76 } 77 78 System.out.println("Found hs_err file. Scanning..."); 79 80 FileInputStream fis = new FileInputStream(f); 81 BufferedReader br = new BufferedReader(new InputStreamReader(fis)); 82 String line = null; 83 84 Pattern[] pattern = new Pattern[]{ 85 Pattern.compile(".*HOTSPOT_FATAL_ERROR_DURING_DYNAMIC_INITIALIZATION.*") 86 }; 87 int currentPattern = 0; 88 89 boolean endMarkerFound = false; 90 while ((line = br.readLine()) != null) { 91 if (currentPattern < pattern.length) { 92 if (pattern[currentPattern].matcher(line).matches()) { 93 System.out.println("Found: " + line + "."); 94 currentPattern++; 95 } 96 } 97 if (line.equals("END.")) { 98 endMarkerFound = true; 99 break; 100 } 101 } 102 br.close(); 103 104 if (currentPattern < pattern.length) { 105 throw new RuntimeException("hs-err file incomplete (first missing pattern: " + currentPattern + ")"); 106 } 107 108 if (!endMarkerFound) { 109 throw new RuntimeException("hs-err file incomplete (missing END marker.)"); 110 } else { 111 System.out.println("End marker found."); 112 } 113 114 System.out.println("OK."); 115 116 } 117 118 }