1 /*
  2  * Copyright (c) 2015, 2023, 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  * @test
 26  * @summary Negative tests for jlink
 27  * @bug 8130861
 28  * @bug 8174718
 29  * @bug 8189671
 30  * @author Andrei Eremeev
 31  * @enablePreview
 32  * @modules java.base/jdk.internal.jimage
 33  *          java.base/jdk.internal.module
 34  *          jdk.jlink/jdk.tools.jlink.internal
 35  *          jdk.jlink/jdk.tools.jmod
 36  *          jdk.jlink/jdk.tools.jimage
 37  *          jdk.compiler
 38  * @library /test/lib ../lib
 39  * @build tests.* jdk.test.lib.util.ModuleInfoWriter
 40  * @run testng JLinkNegativeTest
 41  */
 42 
 43 import java.io.File;
 44 import java.io.FileOutputStream;
 45 import java.io.IOException;
 46 import java.io.OutputStream;
 47 import java.lang.module.ModuleDescriptor;
 48 import java.nio.file.FileVisitResult;
 49 import java.nio.file.Files;
 50 import java.nio.file.Path;
 51 import java.nio.file.SimpleFileVisitor;
 52 import java.nio.file.attribute.BasicFileAttributes;
 53 import java.util.Arrays;
 54 import java.util.List;
 55 import java.util.Set;
 56 import java.util.jar.JarEntry;
 57 import java.util.jar.JarOutputStream;
 58 
 59 import jdk.test.lib.util.ModuleInfoWriter;
 60 import org.testng.SkipException;
 61 import org.testng.annotations.BeforeClass;
 62 import org.testng.annotations.Test;
 63 import tests.Helper;
 64 import tests.JImageGenerator;
 65 import tests.JImageGenerator.InMemoryFile;
 66 import tests.Result;
 67 
 68 @Test
 69 public class JLinkNegativeTest {
 70 
 71     private Helper helper;
 72 
 73     @BeforeClass
 74     public void setUp() throws IOException {
 75         helper = Helper.newHelper();
 76         if (helper == null) {
 77             throw new SkipException("Not run");
 78         }
 79         helper.generateDefaultModules();
 80     }
 81 
 82     private void deleteDirectory(Path dir) throws IOException {
 83         Files.walkFileTree(dir, new SimpleFileVisitor<Path>() {
 84             @Override
 85             public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
 86                 Files.delete(file);
 87                 return FileVisitResult.CONTINUE;
 88             }
 89 
 90             @Override
 91             public FileVisitResult postVisitDirectory(Path dir, IOException exc) throws IOException {
 92                 Files.delete(dir);
 93                 return FileVisitResult.CONTINUE;
 94             }
 95         });
 96     }
 97 
 98     public void testModuleNotExist() {
 99         helper.generateDefaultImage("failure1").assertFailure("Error: Module failure1 not found");
100     }
101 
102     public void testNotExistInAddMods() {
103         // cannot find jmod from --add-modules
104         JImageGenerator.getJLinkTask()
105                 .modulePath(".")
106                 .addMods("not_exist")
107                 .output(helper.getImageDir().resolve("failure2"))
108                 .call().assertFailure("Error: Module not_exist not found");
109     }
110 
111     public void test() throws IOException {
112         helper.generateDefaultJModule("failure3");
113         Path image = helper.generateDefaultImage("failure3").assertSuccess();
114         JImageGenerator.getJLinkTask()
115                 .modulePath(helper.defaultModulePath())
116                 .output(image)
117                 .addMods("leaf1")
118                 .limitMods("leaf1")
119                 .call().assertFailure("Error: directory already exists: .*failure3.image(\n|\r|.)*");
120     }
121 
122     public void testOutputIsFile() throws IOException {
123         // output == file
124         Path image = helper.createNewImageDir("failure4");
125         Files.createFile(image);
126         JImageGenerator.getJLinkTask()
127                 .modulePath(helper.defaultModulePath())
128                 .output(image)
129                 .addMods("leaf1")
130                 .call().assertFailure("Error: directory already exists: .*failure4.image(\n|\r|.)*");
131         if (Files.notExists(image)) {
132             throw new RuntimeException("output directory should not have been deleted");
133         }
134     }
135 
136     public void testModuleNotFound() {
137         // limit module is not found
138         Path imageFile = helper.createNewImageDir("test");
139         JImageGenerator.getJLinkTask()
140                 .output(imageFile)
141                 .addMods("leaf1")
142                 .limitMods("leaf1")
143                 .limitMods("failure5")
144                 .modulePath(helper.defaultModulePath())
145                 .call().assertFailure("Error: Module failure5 not found");
146     }
147 
148     public void testJmodIsDir() throws IOException {
149         Path imageFile = helper.createNewImageDir("test");
150         Path dirJmod = helper.createNewJmodFile("dir");
151         Files.createDirectory(dirJmod);
152         try {
153             JImageGenerator.getJLinkTask()
154                     .output(imageFile)
155                     .addMods("dir")
156                     .modulePath(helper.defaultModulePath())
157                     .call().assertFailure("Error: Module dir not found");
158         } finally {
159             deleteDirectory(dirJmod);
160         }
161     }
162 
163     public void testJarIsDir() throws IOException {
164         Path imageFile = helper.createNewImageDir("test");
165         Path dirJar = helper.createNewJarFile("dir");
166         Files.createDirectory(dirJar);
167         try {
168             JImageGenerator.getJLinkTask()
169                     .output(imageFile)
170                     .addMods("dir")
171                     .modulePath(helper.defaultModulePath())
172                     .call().assertFailure("Error: Module dir not found");
173         } finally {
174             deleteDirectory(dirJar);
175         }
176     }
177 
178     public void testMalformedJar() throws IOException {
179         Path imageFile = helper.createNewImageDir("test");
180         Path jar = helper.createNewJarFile("not_zip");
181         Files.createFile(jar);
182         try {
183             JImageGenerator.getJLinkTask()
184                     .output(imageFile)
185                     .addMods("not_zip")
186                     .modulePath(helper.defaultModulePath())
187                     .call().assertFailure("Error: Error reading");
188         } finally {
189             deleteDirectory(jar);
190         }
191     }
192 
193     public void testMalformedJmod() throws IOException {
194         Path imageFile = helper.createNewImageDir("test");
195         Path jmod = helper.createNewJmodFile("not_zip");
196         Files.createFile(jmod);
197         try {
198             JImageGenerator.getJLinkTask()
199                     .output(imageFile)
200                     .addMods("not_zip")
201                     .modulePath(helper.defaultModulePath())
202                     .call().assertFailure("Error: java.io.IOException: Invalid JMOD file");
203         } finally {
204             deleteDirectory(jmod);
205         }
206     }
207 
208     private static File createJarFile(File dir, String filename, String pkg, String name) throws IOException {
209         File jarFile = new File(dir, filename + ".jar");
210 
211         try (JarOutputStream output = new JarOutputStream(new FileOutputStream(jarFile))) {
212             JarEntry entry = new JarEntry(filename + "/" + pkg + "/" + name);
213             output.putNextEntry(entry);
214         }
215 
216         return jarFile;
217     }
218 
219     public void testAutomaticModuleAsRoot() throws IOException {
220         Path imageFile = helper.createNewImageDir("test");
221         String jarName = "myautomod";
222         File jarFile = createJarFile(new File("jars"), jarName, "com/acme", "Bar.class");
223         try {
224             JImageGenerator.getJLinkTask()
225                     .output(imageFile)
226                     .addMods(jarName)
227                     .modulePath(helper.defaultModulePath())
228                     .call().assertFailure("Error: automatic module cannot be used with jlink: " + jarName);
229         } finally {
230             jarFile.delete();
231         }
232     }
233 
234     public void testAutomaticModuleAsDependency() throws IOException {
235         Path imageFile = helper.createNewImageDir("test");
236         String autoJarName = "myautomod";
237         File autoJarFile = createJarFile(new File("jars"), autoJarName, "com/acme", "Bar.class");
238         String rootMod = "autodepender";
239         helper.generateDefaultJModule(rootMod, autoJarName).assertSuccess();
240         try {
241             JImageGenerator.getJLinkTask()
242                     .output(imageFile)
243                     .addMods(rootMod)
244                     .modulePath(helper.defaultModulePath())
245                     .call().assertFailure("Error: automatic module cannot be used with jlink: " + autoJarName);
246         } finally {
247             autoJarFile.delete();
248         }
249     }
250 
251     // Temporarily exclude; the jmod tool can no longer be used to create a jmod
252     // with a class in the unnamed package. Find another way, or remove.
253 //    public void testAddDefaultPackage() throws IOException {
254 //        String moduleName = "hacked1";
255 //        Path module = helper.generateModuleCompiledClasses(helper.getJmodSrcDir(), helper.getJmodClassesDir(),
256 //                moduleName, Arrays.asList("hacked1.Main", "A", "B"), "leaf1");
257 //        JImageGenerator
258 //                .getJModTask()
259 //                .addClassPath(module)
260 //                .jmod(helper.getJmodDir().resolve(moduleName + ".jmod"))
261 //                .create().assertSuccess();
262 //        Path image = helper.generateDefaultImage(moduleName).assertSuccess();
263 //        helper.checkImage(image, moduleName, null, null);
264 //    }
265 
266     public void testAddSomeTopLevelFiles() throws IOException {
267         String moduleName = "hacked2";
268         Path module = helper.generateModuleCompiledClasses(helper.getJmodSrcDir(), helper.getJmodClassesDir(),
269                 moduleName);
270         Files.createFile(module.resolve("top-level-file"));
271         Path jmod = JImageGenerator
272                 .getJModTask()
273                 .addClassPath(module)
274                 .jmod(helper.getJmodDir().resolve(moduleName + ".jmod"))
275                 .create().assertSuccess();
276         try {
277             Path image = helper.generateDefaultImage(moduleName).assertSuccess();
278             helper.checkImage(image, moduleName, null, null);
279         } finally {
280             deleteDirectory(jmod);
281         }
282     }
283 
284     public void testAddNonStandardSection() throws IOException {
285         String moduleName = "hacked3";
286         Path module = helper.generateDefaultJModule(moduleName).assertSuccess();
287         JImageGenerator.addFiles(module, new InMemoryFile("unknown/A.class", new byte[0]));
288         try {
289             Result result = helper.generateDefaultImage(moduleName);
290             System.err.println(result.getMessage());
291             if (result.getExitCode() == 0) {
292                 throw new AssertionError("Crash expected");
293             }
294         } finally {
295             deleteDirectory(module);
296         }
297     }
298 
299     @Test(enabled = true)
300     public void testSectionsAreFiles() throws IOException {
301         String moduleName = "hacked4";
302         Path jmod = helper.generateDefaultJModule(moduleName).assertSuccess();
303         JImageGenerator.addFiles(jmod,
304                 new InMemoryFile("/lib", new byte[0]),
305                 new InMemoryFile("/conf", new byte[0]),
306                 new InMemoryFile("/bin", new byte[0]));
307         try {
308             Result result = helper.generateDefaultImage(moduleName);
309             System.err.println(result.getMessage());
310             if (result.getExitCode() == 0) {
311                 throw new AssertionError("Crash expected");
312             }
313         } finally {
314             deleteDirectory(jmod);
315         }
316     }
317 
318     public void testDuplicateModule1() throws IOException {
319         String moduleName1 = "dupRes1Jmod1";
320         String moduleName2 = "dupRes1Jmod2";
321         List<String> classNames = Arrays.asList("java.A", "javax.B");
322         Path module1 = helper.generateModuleCompiledClasses(
323                 helper.getJmodSrcDir(), helper.getJmodClassesDir(), moduleName1, classNames);
324         Path module2 = helper.generateModuleCompiledClasses(
325                 helper.getJmodSrcDir(), helper.getJmodClassesDir(), moduleName2, classNames);
326 
327         try (OutputStream out = Files.newOutputStream(module2.resolve("module-info.class"))) {
328             ModuleInfoWriter.write(ModuleDescriptor.newModule(moduleName1)
329                     .requires("java.base").build(), out);
330         }
331 
332         Path jmod1 = JImageGenerator.getJModTask()
333                 .addClassPath(module1)
334                 .jmod(helper.createNewJmodFile(moduleName1))
335                 .create()
336                 .assertSuccess();
337         Path jmod2 = JImageGenerator.getJModTask()
338                 .addClassPath(module2)
339                 .jmod(helper.createNewJmodFile(moduleName2))
340                 .create()
341                 .assertSuccess();
342         try {
343             helper.generateDefaultImage(moduleName1)
344                     .assertFailure("Error: Two versions of module dupRes1Jmod1 found in");
345         } finally {
346             deleteDirectory(jmod1);
347             deleteDirectory(jmod2);
348         }
349     }
350 
351     public void testDuplicateModule2() throws IOException {
352         String moduleName = "dupRes2Jmod";
353         List<String> classNames = Arrays.asList("java.A", "javax.B");
354         Path module1 = helper.generateModuleCompiledClasses(
355                 helper.getJmodSrcDir(), helper.getJmodClassesDir(), moduleName, classNames);
356         Path module2 = helper.generateModuleCompiledClasses(
357                 helper.getJarSrcDir(), helper.getJarClassesDir(), moduleName, classNames);
358 
359         Path jmod = JImageGenerator.getJModTask()
360                 .addClassPath(module1)
361                 .jmod(helper.createNewJmodFile(moduleName))
362                 .create()
363                 .assertSuccess();
364         Path jar = JImageGenerator.createJarFile(helper.getJarDir().resolve(moduleName + ".jar"), module2);
365         Path newJar = helper.getJmodDir().resolve(jar.getFileName());
366         Files.move(jar, newJar);
367         try {
368             helper.generateDefaultImage(moduleName)
369                     .assertFailure("Error: Two versions of module dupRes2Jmod found in");
370         } finally {
371             deleteDirectory(jmod);
372             deleteDirectory(newJar);
373         }
374     }
375 
376     public void testDuplicateModule3() throws IOException {
377         String moduleName1 = "dupRes3Jar1";
378         String moduleName2 = "dupRes3Jar2";
379         List<String> classNames = Arrays.asList("java.A", "javax.B");
380         Path module1 = helper.generateModuleCompiledClasses(
381                 helper.getJarSrcDir(), helper.getJarClassesDir(), moduleName1, classNames);
382         Path module2 = helper.generateModuleCompiledClasses(
383                 helper.getJarSrcDir(), helper.getJarClassesDir(), moduleName2, classNames);
384 
385         try (OutputStream out = Files.newOutputStream(module2.resolve("module-info.class"))) {
386             ModuleInfoWriter.write(ModuleDescriptor.newModule(moduleName1)
387                     .requires("java.base").build(), out);
388         }
389 
390         Path jar1 = JImageGenerator.createJarFile(helper.getJarDir().resolve(moduleName1 + ".jar"), module1);
391         Path jar2 = JImageGenerator.createJarFile(helper.getJarDir().resolve(moduleName2 + ".jar"), module2);
392         try {
393             helper.generateDefaultImage(moduleName1)
394                     .assertFailure("Error: Two versions of module dupRes3Jar1 found in");
395         } finally {
396             deleteDirectory(jar1);
397             deleteDirectory(jar2);
398         }
399     }
400 
401     public void testInconsistentModuleInfo() throws IOException {
402         String moduleName = "inconsistentJar";
403         List<String> classNames = Arrays.asList("xorg.acme.internal.B");
404         Path module = helper.generateModuleCompiledClasses(
405                 helper.getJarSrcDir(), helper.getJarClassesDir(), moduleName, classNames);
406 
407         try (OutputStream out = Files.newOutputStream(module.resolve("module-info.class"))) {
408             ModuleInfoWriter.write(ModuleDescriptor.newModule(moduleName)
409                     .requires("java.base")
410                     .packages(Set.of("org.acme.internal"))
411                     .build(), out);
412         }
413 
414         Path jar = JImageGenerator.createJarFile(helper.getJarDir().resolve(moduleName + ".jar"), module);
415         try {
416             helper.generateDefaultImage(moduleName)
417                   .assertFailure("Module inconsistentJar's descriptor indicates the set of packages is : " +
418                   "[org.acme.internal], but module contains packages: [xorg.acme.internal]");
419         } finally {
420             deleteDirectory(jar);
421         }
422     }
423 }