1 /* 2 * Copyright (c) 2013, 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 import java.io.File; 25 import java.io.IOException; 26 import java.nio.file.FileSystem; 27 import java.nio.file.FileSystems; 28 import java.nio.file.Files; 29 import java.nio.file.LinkOption; 30 import java.nio.file.Path; 31 import java.nio.file.StandardCopyOption; 32 import java.nio.file.attribute.PosixFilePermission; 33 import java.util.HashSet; 34 import java.util.Set; 35 import java.util.concurrent.TimeUnit; 36 import java.util.concurrent.atomic.AtomicReference; 37 38 import jdk.testlibrary.ProcessTools; 39 40 /** 41 * @test 42 * @bug 6434402 8004926 43 * @library /lib/testlibrary 44 * @build jdk.testlibrary.* 45 * @build TestManager TestApplication CustomLauncherTest 46 * @run main/othervm CustomLauncherTest 47 * @author Jaroslav Bachorik 48 */ 49 public class CustomLauncherTest { 50 private static final String TEST_CLASSPATH = System.getProperty("test.class.path"); 51 private static final String TEST_JDK = System.getProperty("test.jdk"); 52 private static final String WORK_DIR = System.getProperty("user.dir"); 53 54 private static final String TEST_SRC = System.getProperty("test.src"); 55 private static final String OSNAME = System.getProperty("os.name"); 56 private static final String ARCH; 57 private static final String LIBARCH; 58 59 static { 60 // magic with os.arch 61 String osarch = System.getProperty("os.arch"); 62 switch (osarch) { 63 case "i386": 64 case "i486": 65 case "i586": 66 case "i686": 67 case "i786": 68 case "i886": 69 case "i986": { 70 ARCH = "i586"; 71 break; 72 } 73 case "x86_64": 74 case "amd64": { 75 ARCH = "amd64"; 76 break; 77 } 78 case "sparc": 79 ARCH = "sparcv9"; 80 break; 81 default: { 82 ARCH = osarch; 83 } 84 } 85 LIBARCH = ARCH.equals("i586") ? "i386" : ARCH; 86 } 87 88 public static void main(String[] args) throws Exception { 89 if (TEST_CLASSPATH == null || TEST_CLASSPATH.isEmpty()) { 90 System.out.println("Test is designed to be run from jtreg only"); 91 return; 92 } 93 94 if (getPlatform() == null) { 95 System.out.println("Test not designed to run on this operating " + 96 "system (" + OSNAME + "), skipping..."); 97 return; 98 } 99 100 final FileSystem FS = FileSystems.getDefault(); 101 102 Path libjvmPath = findLibjvm(FS); 103 if (libjvmPath == null) { 104 throw new Error("Unable to locate 'libjvm.so' in " + TEST_JDK); 105 } 106 107 Process serverPrc = null, clientPrc = null; 108 109 try { 110 String[] launcher = getLauncher(); 111 112 System.out.println("Starting custom launcher:"); 113 System.out.println("========================="); 114 System.out.println(" launcher : " + launcher[0]); 115 System.out.println(" libjvm : " + libjvmPath.toString()); 116 System.out.println(" classpath : " + TEST_CLASSPATH); 117 ProcessBuilder server = new ProcessBuilder( 118 launcher[1], 119 libjvmPath.toString(), 120 TEST_CLASSPATH, 121 "TestApplication" 122 ); 123 124 final AtomicReference<String> port = new AtomicReference<>(); 125 126 serverPrc = ProcessTools.startProcess( 127 "Launcher", 128 server, 129 (String line) -> { 130 if (line.startsWith("port:")) { 131 port.set(line.split("\\:")[1]); 132 } else if (line.startsWith("waiting")) { 133 return true; 134 } 135 return false; 136 }, 137 5, 138 TimeUnit.SECONDS 139 ); 140 141 System.out.println("Attaching test manager:"); 142 System.out.println("========================="); 143 System.out.println(" PID : " + serverPrc.getPid()); 144 System.out.println(" shutdown port : " + port.get()); 145 146 ProcessBuilder client = ProcessTools.createJavaProcessBuilder( 147 "-cp", 148 TEST_CLASSPATH, 149 "TestManager", 150 String.valueOf(serverPrc.getPid()), 151 port.get(), 152 "true" 153 ); 154 155 clientPrc = ProcessTools.startProcess( 156 "TestManager", 157 client, 158 (String line) -> line.startsWith("Starting TestManager for PID"), 159 10, 160 TimeUnit.SECONDS 161 ); 162 163 int clientExitCode = clientPrc.waitFor(); 164 int serverExitCode = serverPrc.waitFor(); 165 166 if (clientExitCode != 0 || serverExitCode != 0) { 167 throw new Error("Test failed"); 168 } 169 } finally { 170 if (clientPrc != null) { 171 clientPrc.destroy(); 172 clientPrc.waitFor(); 173 } 174 if (serverPrc != null) { 175 serverPrc.destroy(); 176 serverPrc.waitFor(); 177 } 178 } 179 } 180 181 private static Path findLibjvm(FileSystem FS) { 182 Path libjvmPath = findLibjvm(FS.getPath(TEST_JDK, "jre", "lib", LIBARCH)); 183 if (libjvmPath == null) { 184 libjvmPath = findLibjvm(FS.getPath(TEST_JDK, "lib", LIBARCH)); 185 } 186 return libjvmPath; 187 } 188 189 private static Path findLibjvm(Path libPath) { 190 // ARCH/libjvm.so -> ARCH/server/libjvm.so -> ARCH/client/libjvm.so 191 Path libjvmPath = libPath.resolve("libjvm.so"); 192 if (isFileOk(libjvmPath)) { 193 return libjvmPath; 194 } 195 libjvmPath = libPath.resolve("server/libjvm.so"); 196 if (isFileOk(libjvmPath)) { 197 return libjvmPath; 198 } 199 libjvmPath = libPath.resolve("client/libjvm.so"); 200 if (isFileOk(libPath)) { 201 return libjvmPath; 202 } 203 204 return null; 205 } 206 207 private static boolean isFileOk(Path path) { 208 return Files.isRegularFile(path) && Files.isReadable(path); 209 } 210 211 private static String getPlatform() { 212 String platform = null; 213 switch (OSNAME.toLowerCase()) { 214 case "linux": { 215 platform = "linux"; 216 break; 217 } 218 case "sunos": { 219 platform = "solaris"; 220 break; 221 } 222 default: { 223 platform = null; 224 } 225 } 226 227 return platform; 228 } 229 230 private static String[] getLauncher() throws IOException { 231 String platform = getPlatform(); 232 if (platform == null) { 233 return null; 234 } 235 236 String launcher = TEST_SRC + File.separator + platform + "-" + ARCH + 237 File.separator + "launcher"; 238 239 final FileSystem FS = FileSystems.getDefault(); 240 Path launcherPath = FS.getPath(launcher); 241 242 final boolean hasLauncher = Files.isRegularFile(launcherPath, LinkOption.NOFOLLOW_LINKS)&& 243 Files.isReadable(launcherPath); 244 if (!hasLauncher) { 245 System.out.println("Launcher [" + launcher + "] does not exist. Skipping the test."); 246 return null; 247 } 248 249 // It is impossible to store an executable file in the source control 250 // We need to copy the launcher to the working directory 251 // and set the executable flag 252 Path localLauncherPath = FS.getPath(WORK_DIR, "launcher"); 253 Files.copy(launcherPath, localLauncherPath, 254 StandardCopyOption.REPLACE_EXISTING, 255 StandardCopyOption.COPY_ATTRIBUTES); 256 if (!Files.isExecutable(localLauncherPath)) { 257 Set<PosixFilePermission> perms = new HashSet<>( 258 Files.getPosixFilePermissions( 259 localLauncherPath, 260 LinkOption.NOFOLLOW_LINKS 261 ) 262 ); 263 perms.add(PosixFilePermission.OWNER_EXECUTE); 264 Files.setPosixFilePermissions(localLauncherPath, perms); 265 } 266 return new String[] {launcher, localLauncherPath.toAbsolutePath().toString()}; 267 } 268 }