1 /* 2 * Copyright (c) 1998, 1999, 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 /* @test 25 * @bug 4109103 26 * @summary rmid should annotate child process output 27 * 28 * @author Laird Dornin; code borrowed from Ann Wollrath 29 * 30 * @library ../../../testlibrary 31 * @build TestLibrary RMID MyRMI CheckAnnotations_Stub 32 * @run main/othervm/policy=security.policy/timeout=480 CheckAnnotations 33 */ 34 35 import java.io.*; 36 import java.rmi.*; 37 import java.rmi.activation.*; 38 import java.util.Properties; 39 import java.util.StringTokenizer; 40 import java.util.concurrent.TimeUnit; 41 import java.util.concurrent.locks.Condition; 42 import java.util.concurrent.locks.Lock; 43 import java.util.concurrent.locks.ReentrantLock; 44 45 46 public class CheckAnnotations 47 extends Activatable implements MyRMI, Runnable 48 { 49 private static MyRMI myRMI = null; 50 static class NotifyOutputStream extends ByteArrayOutputStream { 51 final Lock lock; 52 final Condition signal; 53 54 NotifyOutputStream(Lock lock, Condition signal) { 55 this.lock = lock; 56 this.signal = signal; 57 } 58 59 @Override 60 public synchronized void write(int b) { 61 lock.lock(); 62 try{ 63 super.write(b); 64 signal.signal(); 65 } finally { 66 lock.unlock(); 67 } 68 } 69 70 @Override 71 public synchronized void write(byte b[], int off, int len) { 72 lock.lock(); 73 try{ 74 super.write(b, off, len); 75 if (len != 0) 76 signal.signal(); 77 } finally { 78 lock.unlock(); 79 } 80 } 81 } 82 83 // buffers to store rmid output. 84 private static final Lock lock = new ReentrantLock(); 85 private static final Condition writeOutSig = lock.newCondition(); 86 private static final Condition writeErrSig = lock.newCondition(); 87 private static final NotifyOutputStream rmidOut = new NotifyOutputStream(lock, writeOutSig); 88 private static final NotifyOutputStream rmidErr = new NotifyOutputStream(lock, writeErrSig); 89 90 public static void main(String args[]) { 91 RMID rmid = null; 92 93 System.err.println("\nRegression test for bug/rfe 4109103\n"); 94 95 try { 96 97 // Set security manager according to the 98 // testlibrary. 99 TestLibrary.suggestSecurityManager(TestParams.defaultSecurityManager); 100 101 // start an rmid. 102 RMID.removeLog(); 103 rmid = RMID.createRMID(rmidOut, rmidErr, false); 104 rmid.start(); 105 106 /* Cause activation groups to have a security policy that will 107 * allow security managers to be downloaded and installed 108 */ 109 Properties p = new Properties(); 110 // this test must always set policies/managers in its 111 // activation groups 112 p.put("java.security.policy", 113 TestParams.defaultGroupPolicy); 114 p.put("java.security.manager", 115 TestParams.defaultSecurityManager); 116 117 /* new desc - we will reuse in order to get multiple vms.*/ 118 System.err.println("Create activation group in this VM"); 119 ActivationGroupDesc groupDesc = 120 new ActivationGroupDesc(p, null); 121 ActivationSystem system = ActivationGroup.getSystem(); 122 ActivationGroupID groupID = system.registerGroup(groupDesc); 123 ActivationGroup.createGroup(groupID, groupDesc, 0); 124 125 ActivationDesc desc = new ActivationDesc 126 ("CheckAnnotations", null, null); 127 myRMI = (MyRMI) Activatable.register(desc); 128 /* The test- 129 * Loop a bunch of times to force activator to 130 * spawn VMs (groups) 131 */ 132 for (int i = 0; i < 3; i++) { 133 134 // object activated in annotation check via method call 135 if(!checkAnnotations(i-1)) { 136 TestLibrary.bomb("Test failed: output improperly annotated."); 137 } 138 /* 139 * Clean up object too. 140 */ 141 System.err.println 142 ("Deactivate object via method call"); 143 myRMI.shutdown(); 144 } 145 System.err.println 146 ("\nsuccess: CheckAnnotations test passed "); 147 148 } catch (Exception e) { 149 TestLibrary.bomb("\nfailure: unexpected exception ", e); 150 } finally { 151 try { 152 Thread.sleep(4000); 153 } catch (InterruptedException ignore) { 154 } 155 myRMI = null; 156 System.err.println("rmid shut down"); 157 ActivationLibrary.rmidCleanup(rmid); 158 } 159 } 160 161 /** 162 * check to make sure that the output from a spawned vm is 163 * formatted/annotated properly. 164 * @param iteration 165 * @return 166 * @throws java.io.IOException 167 * @throws java.lang.InterruptedException 168 */ 169 public static boolean checkAnnotations(int iteration) 170 throws IOException, InterruptedException 171 { 172 try { 173 Thread.sleep(1000); 174 } catch(InterruptedException e) { 175 System.err.println(e.getMessage()); 176 } 177 /** 178 * cause the spawned vm to generate output that will 179 * be checked for proper annotation. printOut is 180 * actually being called on an activated implementation. 181 */ 182 myRMI.printOut("out" + iteration); 183 myRMI.printErr("err" + iteration); 184 myRMI.printOut("out" + iteration); 185 myRMI.printErr("err" + iteration); 186 187 /* we have to wait for output to filter down 188 * from children so we can read it before we 189 * kill rmid. 190 */ 191 192 String outString, errString; 193 194 class WaitThread extends Thread{ 195 final Lock lock; 196 final Condition signal; 197 final long timeout; 198 WaitThread(Lock lock, Condition signal, long timeout) { 199 this.lock = lock; 200 this.signal = signal; 201 this.timeout = timeout; 202 } 203 204 @Override 205 public void run(){ 206 long goTime = timeout; 207 lock.lock(); 208 try{ 209 while(goTime > 0L) { 210 long start = System.currentTimeMillis(); 211 try { 212 if(signal.await(goTime, TimeUnit.MILLISECONDS)) { 213 break; 214 } 215 } catch (InterruptedException e) { 216 throw new RuntimeException("Signal interrupt unexpected:" + e); 217 } 218 goTime = timeout - System.currentTimeMillis() + start; 219 } 220 } finally { 221 lock.unlock(); 222 } 223 } 224 } 225 outString = rmidOut.toString(); 226 errString = rmidErr.toString(); 227 if ((!"".equals(outString)) && (!"".equals(errString))) { 228 System.err.println("obtained annotations"); 229 } else { 230 WaitThread waitOutT = new WaitThread(lock, writeOutSig, 10000); 231 WaitThread waitErrT = new WaitThread(lock, writeErrSig, 10000); 232 waitOutT.start(); 233 waitErrT.start(); 234 waitOutT.join(); 235 waitErrT.join(); 236 outString = rmidOut.toString(); 237 errString = rmidErr.toString(); 238 if ((!"".equals(outString)) && (!"".equals(errString))) { 239 System.err.println("obtained annotations"); 240 } 241 } 242 243 rmidOut.reset(); 244 rmidErr.reset(); 245 // only test when we are annotating..., first run does not annotate 246 if (iteration >= 0) { 247 System.err.println("Checking annotations..."); 248 System.err.println(outString); 249 System.err.println(errString); 250 251 StringTokenizer stOut = new StringTokenizer(outString, ":"); 252 StringTokenizer stErr = new StringTokenizer(errString, ":"); 253 254 String execErr = null; 255 String execOut = null; 256 String destOut = null; 257 String destErr = null; 258 String outTmp = null; 259 String errTmp = null; 260 261 while (stOut.hasMoreTokens()) { 262 execOut = outTmp; 263 outTmp = destOut; 264 destOut = stOut.nextToken(); 265 } 266 while (stErr.hasMoreTokens()) { 267 execErr = errTmp; 268 errTmp = destErr; 269 destErr = stErr.nextToken(); 270 } 271 272 if ((execErr == null)||(errTmp == null)|| 273 (destErr == null)) { 274 return false; 275 } 276 if ((execOut == null)||(outTmp == null)|| 277 (destOut == null)) { 278 return false; 279 } 280 // just make sure that last two strings are what we expect. 281 if (execOut.equals("ExecGroup-" + iteration) 282 && (new String(destOut.substring(0,4)).equals("out" + 283 iteration)) 284 && (execErr.equals("ExecGroup-"+iteration)) 285 && (new String(destErr.substring(0,4)).equals("err" + 286 iteration)) ) { 287 return true; 288 } else { 289 return false; 290 } 291 } 292 return true; 293 } 294 295 // implementation of MyRMI, make this object activatable. 296 public CheckAnnotations 297 (ActivationID id, MarshalledObject mo) 298 throws RemoteException { 299 300 // register/export anonymously 301 super(id,0); 302 } 303 304 @Override 305 public void printOut(String toPrint) { 306 System.out.println(toPrint); 307 } 308 309 @Override 310 public void printErr(String toPrint) { 311 System.err.println(toPrint); 312 } 313 314 /** 315 * Spawns a thread to deactivate the object. 316 * @throws java.lang.Exception 317 */ 318 @Override 319 public void shutdown() throws Exception { 320 (new Thread(this,"CheckAnnotations")).start(); 321 } 322 323 /** 324 * Thread to deactivate object. First attempts to make object 325 * inactive (via the inactive method). If that fails (the 326 * object may still have pending/executing calls), then 327 * unexport the object forcibly. 328 */ 329 @Override 330 public void run() { 331 ActivationLibrary.deactivate(this, getID()); 332 } 333 }