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 java.io.File; 26 import java.io.FileOutputStream; 27 import jdk.test.lib.process.OutputAnalyzer; 28 import java.nio.file.Files; 29 30 import java.util.*; 31 import jdk.internal.org.objectweb.asm.*; 32 33 /** 34 * The testsets contained in this class are executed by ./VerifierTest_*.java, so that 35 * individual testsets can be executed in parallel to shorten the total time required. 36 */ 37 public class VerifierTest implements Opcodes { 38 // Test verification settings for dumping & runtime 39 static final String VFY_ALL = "-Xverify:all"; 40 static final String VFY_REMOTE = "-Xverify:remote"; // default 41 static final String VFY_NONE = "-Xverify:none"; 42 43 static final String ERR = 44 "ERROR: class VerifierTestC was loaded unexpectedly"; 45 static final String MAP_FAIL = 46 "shared archive file was created with less restrictive verification setting"; 47 static final String VFY_ERR = "java.lang.VerifyError"; 48 static final String PASS_RESULT = "Hi, how are you?"; 49 static final String VFY_INFO_MESSAGE = 50 "All non-system classes will be verified (-Xverify:remote) during CDS dump time."; 51 52 enum Testset1Part { 53 A, B 54 } 55 56 public static void main(String[] args) throws Exception { 57 String subCaseId = args[0]; 58 String jarName_verifier_test_tmp = "verifier_test_tmp" + "_" + subCaseId; 59 String jarName_verifier_test = "verifier_test" + "_" + subCaseId; 60 String jarName_greet = "greet" + "_" + subCaseId; 61 String jarName_hi = "hi" + "_" + subCaseId; 62 63 64 JarBuilder.build(jarName_verifier_test_tmp, "VerifierTest0", "VerifierTestA", 65 "VerifierTestB", "VerifierTestC", "VerifierTestD", "VerifierTestE", 66 "UnverifiableBase", "UnverifiableIntf", "UnverifiableIntfSub"); 67 JarBuilder.build(jarName_greet, "Greet"); 68 JarBuilder.build(jarName_hi, "Hi", "Hi$MyClass"); 69 70 File dir = new File(System.getProperty("test.classes", ".")); 71 File jarSrcFile = new File(dir, jarName_verifier_test_tmp + ".jar"); 72 File jarFile = new File(dir, jarName_verifier_test + ".jar"); 73 String jar = jarFile.getPath(); 74 75 if (!jarFile.exists() || jarFile.lastModified() < jarSrcFile.lastModified()) { 76 createTestJarFile(jarSrcFile, jarFile); 77 } else { 78 System.out.println("Already up-to-date: " + jarFile); 79 } 80 81 String noAppClasses[] = TestCommon.list(""); 82 String appClasses[] = TestCommon.list("UnverifiableBase", 83 "UnverifiableIntf", 84 "UnverifiableIntfSub", 85 "VerifierTestA", 86 "VerifierTestB", 87 "VerifierTestC", 88 "VerifierTestD", 89 "VerifierTestE", 90 "VerifierTest0"); 91 92 93 switch (subCaseId) { 94 case "0": testset_0(jar, noAppClasses, appClasses); return; 95 case "1A": testset_1(jar, noAppClasses, appClasses, Testset1Part.A); return; 96 case "1B": testset_1(jar, noAppClasses, appClasses, Testset1Part.B); return; 97 case "2": testset_2(jarName_greet, jarName_hi); return; 98 default: 99 throw new RuntimeException("Unknown option: " + subCaseId); 100 } 101 } 102 103 static void testset_0(String jar, String[] noAppClasses, String[] appClasses) throws Exception { 104 // Dumping should fail if the IgnoreUnverifiableClassesDuringDump 105 // option is not enabled. 106 OutputAnalyzer output = TestCommon.dump(jar, appClasses, 107 "-XX:+UnlockDiagnosticVMOptions", 108 "-XX:-IgnoreUnverifiableClassesDuringDump"); 109 output.shouldContain("Please remove the unverifiable classes"); 110 output.shouldHaveExitValue(1); 111 112 // By default, bad classes should be ignored during dumping. 113 TestCommon.testDump(jar, appClasses); 114 } 115 116 static void checkRuntimeOutput(OutputAnalyzer output, String expected) throws Exception { 117 output.shouldContain(expected); 118 if (expected.equals(PASS_RESULT) || 119 expected.equals(VFY_ERR)) { 120 output.shouldHaveExitValue(0); 121 } else { 122 output.shouldNotHaveExitValue(0); 123 } 124 } 125 126 static void testset_1(String jar, String[] noAppClasses, String[] appClasses, Testset1Part part) 127 throws Exception 128 { 129 String config[][] = { 130 // {dump_list, dumptime_verification_setting, 131 // runtime_verification_setting, expected_output_str}, 132 133 // Dump app/ext with -Xverify:remote 134 {"app", VFY_REMOTE, VFY_REMOTE, VFY_ERR}, 135 {"app", VFY_REMOTE, VFY_ALL, MAP_FAIL}, 136 {"app", VFY_REMOTE, VFY_NONE, ERR }, 137 // Dump app/ext with -Xverify:all 138 {"app", VFY_ALL, VFY_REMOTE, VFY_ERR }, 139 {"app", VFY_ALL, VFY_ALL, VFY_ERR }, 140 {"app", VFY_ALL, VFY_NONE, ERR }, 141 // Dump app/ext with -Xverify:none 142 {"app", VFY_NONE, VFY_REMOTE, VFY_ERR}, 143 {"app", VFY_NONE, VFY_ALL, MAP_FAIL}, 144 {"app", VFY_NONE, VFY_NONE, ERR }, 145 // Dump sys only with -Xverify:remote 146 {"noApp", VFY_REMOTE, VFY_REMOTE, VFY_ERR}, 147 {"noApp", VFY_REMOTE, VFY_ALL, VFY_ERR}, 148 {"noApp", VFY_REMOTE, VFY_NONE, ERR}, 149 // Dump sys only with -Xverify:all 150 {"noApp", VFY_ALL, VFY_REMOTE, VFY_ERR}, 151 {"noApp", VFY_ALL, VFY_ALL, VFY_ERR}, 152 {"noApp", VFY_ALL, VFY_NONE, ERR}, 153 // Dump sys only with -Xverify:none 154 {"noApp", VFY_NONE, VFY_REMOTE, VFY_ERR}, 155 {"noApp", VFY_NONE, VFY_ALL, VFY_ERR}, 156 {"noApp", VFY_NONE, VFY_NONE, ERR}, 157 }; 158 159 int loop_start, loop_stop; 160 161 // Further break down testset_1 into two parts (to be invoked from VerifierTest_1A.java 162 // and VerifierTest_1B.java) to improve parallel test execution time. 163 switch (part) { 164 case A: 165 loop_start = 0; 166 loop_stop = 9; 167 break; 168 case B: 169 default: 170 assert part == Testset1Part.B; 171 loop_start = 9; 172 loop_stop = config.length; 173 break; 174 } 175 176 String prev_dump_setting = ""; 177 for (int i = loop_start; i < loop_stop; i ++) { 178 String dump_list[] = config[i][0].equals("app") ? appClasses : 179 noAppClasses; 180 String dump_setting = config[i][1]; 181 String runtime_setting = config[i][2]; 182 String expected_output_str = config[i][3]; 183 System.out.println("Test case [" + i + "]: dumping " + config[i][0] + 184 " with " + dump_setting + 185 ", run with " + runtime_setting); 186 if (!dump_setting.equals(prev_dump_setting)) { 187 OutputAnalyzer dumpOutput = TestCommon.dump( 188 jar, dump_list, dump_setting, 189 // FIXME: the following options are for working around a GC 190 // issue - assert failure when dumping archive with the -Xverify:all 191 "-Xms256m", 192 "-Xmx256m"); 193 if (dump_setting.equals(VFY_NONE) && 194 runtime_setting.equals(VFY_REMOTE)) { 195 dumpOutput.shouldContain(VFY_INFO_MESSAGE); 196 } 197 } 198 TestCommon.run("-cp", jar, 199 runtime_setting, 200 "VerifierTest0") 201 .ifNoMappingFailure(output -> checkRuntimeOutput(output, expected_output_str)); 202 prev_dump_setting = dump_setting; 203 } 204 } 205 206 static void testset_2(String jarName_greet, String jarName_hi) throws Exception { 207 String appClasses[]; 208 String jar; 209 210 // The following section is for testing the scenarios where 211 // the classes are verifiable during dump time. 212 appClasses = TestCommon.list("Hi", 213 "Greet", 214 "Hi$MyClass"); 215 jar = TestCommon.getTestJar(jarName_hi + ".jar") + File.pathSeparator + 216 TestCommon.getTestJar(jarName_greet + ".jar"); 217 String config2[][] = { 218 // {dump_list, dumptime_verification_setting, 219 // runtime_verification_setting, expected_output_str}, 220 221 // Dump app/ext with -Xverify:remote 222 {"app", VFY_REMOTE, VFY_REMOTE, PASS_RESULT}, 223 {"app", VFY_REMOTE, VFY_ALL, MAP_FAIL}, 224 {"app", VFY_REMOTE, VFY_NONE, PASS_RESULT }, 225 // Dump app/ext with -Xverify:all 226 {"app", VFY_ALL, VFY_REMOTE, PASS_RESULT }, 227 {"app", VFY_ALL, VFY_ALL, PASS_RESULT }, 228 {"app", VFY_ALL, VFY_NONE, PASS_RESULT }, 229 // Dump app/ext with -Xverify:none 230 {"app", VFY_NONE, VFY_REMOTE, PASS_RESULT}, 231 {"app", VFY_NONE, VFY_ALL, MAP_FAIL}, 232 {"app", VFY_NONE, VFY_NONE, PASS_RESULT }, 233 }; 234 String prev_dump_setting = ""; 235 for (int i = 0; i < config2.length; i ++) { 236 // config2[i][0] is always set to "app" in this test 237 String dump_setting = config2[i][1]; 238 String runtime_setting = config2[i][2]; 239 String expected_output_str = config2[i][3]; 240 System.out.println("Test case [" + i + "]: dumping " + config2[i][0] + 241 " with " + dump_setting + 242 ", run with " + runtime_setting); 243 if (!dump_setting.equals(prev_dump_setting)) { 244 OutputAnalyzer dumpOutput = TestCommon.dump( 245 jar, appClasses, dump_setting, 246 // FIXME: the following options are for working around a GC 247 // issue - assert failure when dumping archive with the -Xverify:all 248 "-Xms256m", 249 "-Xmx256m"); 250 if (dump_setting.equals(VFY_NONE) && 251 runtime_setting.equals(VFY_REMOTE)) { 252 dumpOutput.shouldContain(VFY_INFO_MESSAGE); 253 } 254 } 255 TestCommon.run("-cp", jar, 256 runtime_setting, 257 "Hi") 258 .ifNoMappingFailure(output -> checkRuntimeOutput(output, expected_output_str)); 259 prev_dump_setting = dump_setting; 260 } 261 } 262 263 static void createTestJarFile(File jarSrcFile, File jarFile) throws Exception { 264 jarFile.delete(); 265 Files.copy(jarSrcFile.toPath(), jarFile.toPath()); 266 267 File dir = new File(System.getProperty("test.classes", ".")); 268 File outdir = new File(dir, "verifier_test_classes"); 269 outdir.mkdir(); 270 271 writeClassFile(new File(outdir, "UnverifiableBase.class"), makeUnverifiableBase()); 272 writeClassFile(new File(outdir, "UnverifiableIntf.class"), makeUnverifiableIntf()); 273 274 JarBuilder.update(jarFile.getPath(), outdir.getPath()); 275 } 276 277 static void writeClassFile(File file, byte bytecodes[]) throws Exception { 278 try (FileOutputStream fos = new FileOutputStream(file)) { 279 fos.write(bytecodes); 280 } 281 } 282 283 // This was obtained using JDK8: java jdk.internal.org.objectweb.asm.util.ASMifier tmpclasses/UnverifiableBase.class 284 static byte[] makeUnverifiableBase() throws Exception { 285 ClassWriter cw = new ClassWriter(0); 286 FieldVisitor fv; 287 MethodVisitor mv; 288 AnnotationVisitor av0; 289 290 cw.visit(V1_8, ACC_SUPER, "UnverifiableBase", null, "java/lang/Object", null); 291 { 292 fv = cw.visitField(ACC_FINAL + ACC_STATIC, "x", "LVerifierTest;", null, null); 293 fv.visitEnd(); 294 } 295 { 296 mv = cw.visitMethod(0, "<init>", "()V", null, null); 297 mv.visitCode(); 298 mv.visitVarInsn(ALOAD, 0); 299 mv.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "<init>", "()V", false); 300 mv.visitInsn(RETURN); 301 mv.visitMaxs(1, 1); 302 mv.visitEnd(); 303 } 304 { 305 mv = cw.visitMethod(ACC_STATIC, "<clinit>", "()V", null, null); 306 mv.visitCode(); 307 mv.visitTypeInsn(NEW, "VerifierTest0"); 308 mv.visitInsn(DUP); 309 mv.visitMethodInsn(INVOKESPECIAL, "VerifierTest0", "<init>", "()V", false); 310 mv.visitFieldInsn(PUTSTATIC, "UnverifiableBase", "x", "LVerifierTest;"); 311 mv.visitInsn(RETURN); 312 mv.visitMaxs(2, 0); 313 mv.visitEnd(); 314 } 315 addBadMethod(cw); 316 cw.visitEnd(); 317 318 return cw.toByteArray(); 319 } 320 321 // This was obtained using JDK8: java jdk.internal.org.objectweb.asm.util.ASMifier tmpclasses/UnverifiableIntf.class 322 static byte[] makeUnverifiableIntf() throws Exception { 323 ClassWriter cw = new ClassWriter(0); 324 FieldVisitor fv; 325 MethodVisitor mv; 326 AnnotationVisitor av0; 327 328 cw.visit(V1_8, ACC_ABSTRACT + ACC_INTERFACE, "UnverifiableIntf", null, "java/lang/Object", null); 329 330 { 331 fv = cw.visitField(ACC_PUBLIC + ACC_FINAL + ACC_STATIC, "x", "LVerifierTest0;", null, null); 332 fv.visitEnd(); 333 } 334 { 335 mv = cw.visitMethod(ACC_STATIC, "<clinit>", "()V", null, null); 336 mv.visitCode(); 337 mv.visitTypeInsn(NEW, "VerifierTest0"); 338 mv.visitInsn(DUP); 339 mv.visitMethodInsn(INVOKESPECIAL, "VerifierTest0", "<init>", "()V", false); 340 mv.visitFieldInsn(PUTSTATIC, "UnverifiableIntf", "x", "LVerifierTest0;"); 341 mv.visitInsn(RETURN); 342 mv.visitMaxs(2, 0); 343 mv.visitEnd(); 344 } 345 addBadMethod(cw); 346 cw.visitEnd(); 347 348 return cw.toByteArray(); 349 } 350 351 // Add a bad method to make the class fail verification. 352 static void addBadMethod(ClassWriter cw) throws Exception { 353 MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, "bad", "()V", null, null); 354 mv.visitCode(); 355 mv.visitInsn(ARETURN); // java.lang.VerifyError: Operand stack underflow 356 mv.visitMaxs(2, 2); 357 mv.visitEnd(); 358 } 359 }