| /* |
| * Copyright (c) 1998, 1999, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* @test |
| * @bug 4105080 |
| * @summary Activation retry during a remote method call to an activatable |
| * object can cause infinite recursion in some situations. The |
| * RemoteRef contained in the ActivatableRef should never be |
| * an ActivatableRef, but another type. |
| * (Needs /othervm to evade JavaTest security manager --aecolley) |
| * @author Ann Wollrath |
| * |
| * @bug 4164971 |
| * @summary allow non-public activatable class and/or constructor |
| * Main test class hasa non-public constructor to ensure |
| * functionality is in place |
| * |
| * @library ../../../testlibrary |
| * @build TestLibrary RMID |
| * @build ActivateMe CheckActivateRef_Stub CheckActivateRef |
| * @run main/othervm/policy=security.policy/timeout=240 -Djava.rmi.server.ignoreStubClasses=true CheckActivateRef |
| * @run main/othervm/policy=security.policy/timeout=240 -Djava.rmi.server.ignoreStubClasses=false CheckActivateRef |
| */ |
| |
| import java.io.*; |
| import java.rmi.*; |
| import java.rmi.server.*; |
| import java.rmi.activation.*; |
| import sun.rmi.server.ActivatableRef; |
| import java.lang.reflect.*; |
| import java.util.Properties; |
| |
| public class CheckActivateRef |
| extends Activatable |
| implements ActivateMe, Runnable |
| { |
| |
| private CheckActivateRef(ActivationID id, MarshalledObject obj) |
| throws ActivationException, RemoteException |
| { |
| super(id, 0); |
| } |
| |
| public void ping() |
| {} |
| |
| /** |
| * Spawns a thread to deactivate the object. |
| */ |
| public void shutdown() throws Exception |
| { |
| (new Thread(this,"CheckActivateRef")).start(); |
| } |
| |
| /** |
| * Thread to deactivate object. First attempts to make object |
| * inactive (via the inactive method). If that fails (the |
| * object may still have pending/executing calls), then |
| * unexport the object forcibly. |
| */ |
| public void run() { |
| ActivationLibrary.deactivate(this, getID()); |
| } |
| |
| public static void main(String[] args) { |
| /* |
| * The following line is required with the JDK 1.2 VM so that the |
| * VM can exit gracefully when this test completes. Otherwise, the |
| * conservative garbage collector will find a handle to the server |
| * object on the native stack and not clear the weak reference to |
| * it in the RMI runtime's object table. |
| */ |
| Object dummy = new Object(); |
| RMID rmid = null; |
| ActivateMe obj; |
| |
| // test should tolerate certain types of failures |
| int failures = 0; |
| int i = 0; |
| |
| System.err.println("\nRegression test for bug 4105080\n"); |
| System.err.println("java.security.policy = " + |
| System.getProperty("java.security.policy", |
| "no policy")); |
| |
| |
| String propValue = |
| System.getProperty("java.rmi.server.useDynamicProxies", "false"); |
| boolean useDynamicProxies = Boolean.parseBoolean(propValue); |
| |
| CheckActivateRef server; |
| try { |
| TestLibrary.suggestSecurityManager(TestParams.defaultSecurityManager); |
| |
| // start an rmid. |
| RMID.removeLog(); |
| rmid = RMID.createRMID(); |
| rmid.start(); |
| |
| /* Cause activation groups to have a security policy that will |
| * allow security managers to be downloaded and installed |
| */ |
| Properties p = new Properties(); |
| // this test must always set policies/managers in its |
| // activation groups |
| p.put("java.security.policy", |
| TestParams.defaultGroupPolicy); |
| p.put("java.security.manager", |
| TestParams.defaultSecurityManager); |
| p.put("java.rmi.server.useDynamicProxies", propValue); |
| |
| /* |
| * Activate an object by registering its object |
| * descriptor and invoking a method on the |
| * stub returned from the register call. |
| */ |
| System.err.println("Create activation group in this VM"); |
| ActivationGroupDesc groupDesc = |
| new ActivationGroupDesc(p, null); |
| ActivationSystem system = ActivationGroup.getSystem(); |
| ActivationGroupID groupID = system.registerGroup(groupDesc); |
| ActivationGroup.createGroup(groupID, groupDesc, 0); |
| System.err.println("Creating descriptor"); |
| ActivationDesc desc = |
| new ActivationDesc("CheckActivateRef", null, null); |
| System.err.println("Registering descriptor"); |
| obj = (ActivateMe) Activatable.register(desc); |
| |
| System.err.println("proxy = " + obj); |
| |
| if (useDynamicProxies && !Proxy.isProxyClass(obj.getClass())) |
| { |
| throw new RuntimeException("proxy is not dynamic proxy"); |
| } |
| |
| /* |
| * Loop a bunch of times to force activator to |
| * spawn VMs (groups) |
| */ |
| try { |
| for (; i < 7; i++) { |
| |
| System.err.println("Activate object via method call"); |
| |
| /* |
| * Fix for 4277196: if we got an inactive group |
| * exception, it is likely that we accidentally |
| * invoked a method on an old activation |
| * group. Give some time for the group to go away |
| * and then retry the activation. |
| */ |
| try { |
| obj.ping(); |
| } catch (RemoteException e) { |
| Exception detail = (Exception) e.detail; |
| if ((detail != null) && |
| (detail instanceof ActivationException) && |
| (detail.getMessage().equals("group is inactive"))) |
| { |
| try { |
| Thread.sleep(5000); |
| } catch (InterruptedException ex) { |
| } |
| obj.ping(); |
| |
| } else { |
| throw e; |
| } |
| } |
| |
| System.err.println("proxy = " + obj); |
| |
| /* |
| * Now that object is activated, check to make sure that |
| * the RemoteRef inside the stub's ActivatableRef |
| * is *not* an ActivatableRef. |
| */ |
| ActivatableRef aref; |
| if (obj instanceof RemoteStub) { |
| aref = (ActivatableRef) ((RemoteObject) obj).getRef(); |
| } else if (Proxy.isProxyClass(obj.getClass())) { |
| RemoteObjectInvocationHandler handler = |
| (RemoteObjectInvocationHandler) |
| Proxy.getInvocationHandler(obj); |
| aref = (ActivatableRef) handler.getRef(); |
| } else { |
| throw new RuntimeException("unknown proxy type"); |
| } |
| |
| final ActivatableRef ref = aref; |
| Field f = (Field) |
| java.security.AccessController.doPrivileged |
| (new java.security.PrivilegedExceptionAction() { |
| public Object run() throws Exception { |
| Field ff = ref.getClass().getDeclaredField("ref"); |
| ff.setAccessible(true); |
| return ff; |
| } |
| }); |
| Object insideRef = f.get(ref); |
| System.err.println("insideRef = " + insideRef); |
| if (insideRef instanceof ActivatableRef) { |
| TestLibrary.bomb("Embedded ref is an ActivatableRef"); |
| } else { |
| System.err.println("ActivatableRef's embedded ref type: " + |
| insideRef.getClass().getName()); |
| } |
| |
| /* |
| * Clean up object too. |
| */ |
| System.err.println("Deactivate object via method call"); |
| obj.shutdown(); |
| |
| try { |
| // give activation group time to go away |
| Thread.sleep(3000); |
| } catch (InterruptedException e) { |
| } |
| } |
| } catch (java.rmi.UnmarshalException ue) { |
| // account for test's activation race condition |
| if (ue.detail instanceof java.io.IOException) { |
| if ((failures ++) >= 3) { |
| throw ue; |
| } |
| } else { |
| throw ue; |
| } |
| } |
| |
| System.err.println("\nsuccess: CheckActivateRef test passed "); |
| |
| } catch (java.rmi.activation.ActivationException e) { |
| // test only needs to pass 3 times in 7 |
| if (i < 4) { |
| TestLibrary.bomb(e); |
| } |
| } catch (Exception e) { |
| if (e instanceof java.security.PrivilegedActionException) |
| e = ((java.security.PrivilegedActionException)e).getException(); |
| TestLibrary.bomb("\nfailure: unexpected exception " + |
| e.getClass().getName(), e); |
| |
| } finally { |
| ActivationLibrary.rmidCleanup(rmid); |
| obj = null; |
| } |
| } |
| } |