1 /* 2 * Copyright (c) 2014, 2018, 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 25 import jdk.test.lib.Utils; 26 import jdk.test.lib.BuildHelper; 27 import jdk.test.lib.JDKToolFinder; 28 import jdk.test.lib.Platform; 29 import jdk.test.lib.cds.CDSOptions; 30 import jdk.test.lib.cds.CDSTestUtils; 31 import jdk.test.lib.cds.CDSTestUtils.Result; 32 import jdk.test.lib.process.ProcessTools; 33 import jdk.test.lib.process.OutputAnalyzer; 34 import java.io.File; 35 import java.text.SimpleDateFormat; 36 import java.util.ArrayList; 37 import java.util.Date; 38 39 /** 40 * This is a test utility class for common AppCDS test functionality. 41 * 42 * Various methods use (String ...) for passing VM options. Note that the order 43 * of the VM options are important in certain cases. Many methods take arguments like 44 * 45 * (String prefix[], String suffix[], String... opts) 46 * 47 * Note that the order of the VM options is: 48 * 49 * prefix + opts + suffix 50 */ 51 public class TestCommon extends CDSTestUtils { 52 private static final String JSA_FILE_PREFIX = System.getProperty("user.dir") + 53 File.separator + "appcds-"; 54 55 private static final SimpleDateFormat timeStampFormat = 56 new SimpleDateFormat("HH'h'mm'm'ss's'SSS"); 57 58 private static final String timeoutFactor = 59 System.getProperty("test.timeout.factor", "1.0"); 60 61 private static String currentArchiveName; 62 63 // Call this method to start new archive with new unique name 64 public static void startNewArchiveName() { 65 deletePriorArchives(); 66 currentArchiveName = JSA_FILE_PREFIX + 67 timeStampFormat.format(new Date()) + ".jsa"; 68 } 69 70 // Call this method to get current archive name 71 public static String getCurrentArchiveName() { 72 return currentArchiveName; 73 } 74 75 // Attempt to clean old archives to preserve space 76 // Archives are large artifacts (20Mb or more), and much larger than 77 // most other artifacts created in jtreg testing. 78 // Therefore it is a good idea to clean the old archives when they are not needed. 79 // In most cases the deletion attempt will succeed; on rare occasion the 80 // delete operation will fail since the system or VM process still holds a handle 81 // to the file; in such cases the File.delete() operation will silently fail, w/o 82 // throwing an exception, thus allowing testing to continue. 83 public static void deletePriorArchives() { 84 File dir = new File(System.getProperty("user.dir")); 85 String files[] = dir.list(); 86 for (String name : files) { 87 if (name.startsWith("appcds-") && name.endsWith(".jsa")) { 88 if (!(new File(dir, name)).delete()) 89 System.out.println("deletePriorArchives(): delete failed for file " + name); 90 } 91 } 92 } 93 94 95 // Create AppCDS archive using most common args - convenience method 96 // Legacy name preserved for compatibility 97 public static OutputAnalyzer dump(String appJar, String appClasses[], 98 String... suffix) throws Exception { 99 return createArchive(appJar, appClasses, suffix); 100 } 101 102 103 // Create AppCDS archive using most common args - convenience method 104 public static OutputAnalyzer createArchive(String appJar, String appClasses[], 105 String... suffix) throws Exception { 106 AppCDSOptions opts = (new AppCDSOptions()).setAppJar(appJar) 107 .setAppClasses(appClasses); 108 opts.addSuffix(suffix); 109 return createArchive(opts); 110 } 111 112 // If you use -XX:+UseAppCDS or -XX:-UseAppCDS in your JVM command-line, call this method 113 // to wrap the arguments. On commercial builds, -XX:+UnlockCommercialFeatures will be 114 // prepended to the command-line. See JDK-8193664. 115 public static String[] makeCommandLineForAppCDS(String... args) throws Exception { 116 if (BuildHelper.isCommercialBuild()) { 117 String[] newArgs = new String[args.length + 1]; 118 newArgs[0] = "-XX:+UnlockCommercialFeatures"; 119 System.arraycopy(args, 0, newArgs, 1, args.length); 120 return newArgs; 121 } else { 122 return args; 123 } 124 } 125 126 // Create AppCDS archive using appcds options 127 public static OutputAnalyzer createArchive(AppCDSOptions opts) 128 throws Exception { 129 130 ArrayList<String> cmd = new ArrayList<String>(); 131 File classList = makeClassList(opts.appClasses); 132 startNewArchiveName(); 133 134 for (String p : opts.prefix) cmd.add(p); 135 136 if (opts.appJar != null) { 137 cmd.add("-cp"); 138 cmd.add(opts.appJar); 139 } else { 140 cmd.add("-cp"); 141 cmd.add("\"\""); 142 } 143 144 cmd.add("-Xshare:dump"); 145 cmd.add("-Xlog:cds,cds+hashtables"); 146 cmd.add("-XX:+UseAppCDS"); 147 cmd.add("-XX:ExtraSharedClassListFile=" + classList.getPath()); 148 149 if (opts.archiveName == null) 150 opts.archiveName = getCurrentArchiveName(); 151 152 cmd.add("-XX:SharedArchiveFile=" + opts.archiveName); 153 154 for (String s : opts.suffix) cmd.add(s); 155 156 String[] cmdLine = cmd.toArray(new String[cmd.size()]); 157 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(true, makeCommandLineForAppCDS(cmdLine)); 158 return executeAndLog(pb, "dump"); 159 } 160 161 162 // Execute JVM using AppCDS archive with specified AppCDSOptions 163 public static OutputAnalyzer runWithArchive(AppCDSOptions opts) 164 throws Exception { 165 166 ArrayList<String> cmd = new ArrayList<String>(); 167 168 for (String p : opts.prefix) cmd.add(p); 169 170 cmd.add("-Xshare:" + opts.xShareMode); 171 cmd.add("-XX:+UseAppCDS"); 172 cmd.add("-showversion"); 173 cmd.add("-XX:SharedArchiveFile=" + getCurrentArchiveName()); 174 cmd.add("-Dtest.timeout.factor=" + timeoutFactor); 175 176 if (opts.appJar != null) { 177 cmd.add("-cp"); 178 cmd.add(opts.appJar); 179 } 180 181 for (String s : opts.suffix) cmd.add(s); 182 183 String[] cmdLine = cmd.toArray(new String[cmd.size()]); 184 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(true, makeCommandLineForAppCDS(cmdLine)); 185 return executeAndLog(pb, "exec"); 186 } 187 188 189 public static OutputAnalyzer execCommon(String... suffix) throws Exception { 190 AppCDSOptions opts = (new AppCDSOptions()); 191 opts.addSuffix(suffix); 192 return runWithArchive(opts); 193 } 194 195 // This is the new API for running a Java process with CDS enabled. 196 // See comments in the CDSTestUtils.Result class for how to use this method. 197 public static Result run(String... suffix) throws Exception { 198 AppCDSOptions opts = (new AppCDSOptions()); 199 opts.addSuffix(suffix); 200 return new Result(opts, runWithArchive(opts)); 201 } 202 203 204 public static OutputAnalyzer exec(String appJar, String... suffix) throws Exception { 205 AppCDSOptions opts = (new AppCDSOptions()).setAppJar(appJar); 206 opts.addSuffix(suffix); 207 return runWithArchive(opts); 208 } 209 210 211 public static OutputAnalyzer execAuto(String... suffix) throws Exception { 212 AppCDSOptions opts = (new AppCDSOptions()); 213 opts.addSuffix(suffix).setXShareMode("auto"); 214 return runWithArchive(opts); 215 } 216 217 public static OutputAnalyzer execOff(String... suffix) throws Exception { 218 AppCDSOptions opts = (new AppCDSOptions()); 219 opts.addSuffix(suffix).setXShareMode("off"); 220 return runWithArchive(opts); 221 } 222 223 public static OutputAnalyzer execModule(String prefix[], String upgrademodulepath, String modulepath, 224 String mid, String... testClassArgs) 225 throws Exception { 226 227 AppCDSOptions opts = (new AppCDSOptions()); 228 229 opts.addPrefix(prefix); 230 if (upgrademodulepath == null) { 231 opts.addSuffix("-p", modulepath, "-m", mid); 232 } else { 233 opts.addSuffix("--upgrade-module-path", upgrademodulepath, 234 "-p", modulepath, "-m", mid); 235 } 236 opts.addSuffix(testClassArgs); 237 238 return runWithArchive(opts); 239 } 240 241 242 // A common operation: dump, then check results 243 public static OutputAnalyzer testDump(String appJar, String appClasses[], 244 String... suffix) throws Exception { 245 OutputAnalyzer output = dump(appJar, appClasses, suffix); 246 output.shouldContain("Loading classes to share"); 247 output.shouldHaveExitValue(0); 248 return output; 249 } 250 251 252 /** 253 * Simple test -- dump and execute appJar with the given appClasses in classlist. 254 */ 255 public static OutputAnalyzer test(String appJar, String appClasses[], String... args) 256 throws Exception { 257 testDump(appJar, appClasses); 258 259 OutputAnalyzer output = exec(appJar, args); 260 return checkExec(output); 261 } 262 263 264 public static OutputAnalyzer checkExecReturn(OutputAnalyzer output, int ret, 265 boolean checkContain, String... matches) throws Exception { 266 try { 267 for (String s : matches) { 268 if (checkContain) { 269 output.shouldContain(s); 270 } else { 271 output.shouldNotContain(s); 272 } 273 } 274 output.shouldHaveExitValue(ret); 275 } catch (Exception e) { 276 checkCommonExecExceptions(output, e); 277 } 278 279 return output; 280 } 281 282 283 // Convenience concatenation utils 284 public static String[] list(String ...args) { 285 return args; 286 } 287 288 289 public static String[] list(String arg, int count) { 290 ArrayList<String> stringList = new ArrayList<String>(); 291 for (int i = 0; i < count; i++) { 292 stringList.add(arg); 293 } 294 295 String outputArray[] = stringList.toArray(new String[stringList.size()]); 296 return outputArray; 297 } 298 299 300 public static String[] concat(String... args) { 301 return list(args); 302 } 303 304 305 public static String[] concat(String prefix[], String... extra) { 306 ArrayList<String> list = new ArrayList<String>(); 307 for (String s : prefix) { 308 list.add(s); 309 } 310 for (String s : extra) { 311 list.add(s); 312 } 313 314 return list.toArray(new String[list.size()]); 315 } 316 317 318 // ===================== Concatenate paths 319 public static String concatPaths(String... paths) { 320 String prefix = ""; 321 String s = ""; 322 for (String p : paths) { 323 s += prefix; 324 s += p; 325 prefix = File.pathSeparator; 326 } 327 return s; 328 } 329 330 331 public static String getTestJar(String jar) { 332 File jarFile = CDSTestUtils.getTestArtifact(jar, true); 333 if (!jarFile.isFile()) { 334 throw new RuntimeException("Not a regular file: " + jarFile.getPath()); 335 } 336 return jarFile.getPath(); 337 } 338 339 340 public static String getTestDir(String d) { 341 File dirFile = CDSTestUtils.getTestArtifact(d, true); 342 if (!dirFile.isDirectory()) { 343 throw new RuntimeException("Not a directory: " + dirFile.getPath()); 344 } 345 return dirFile.getPath(); 346 } 347 }