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From Tim Ellison <t.p.elli...@gmail.com>
Subject Re: [jira] Updated: (HARMONY-35) Harmony ignores java.security.policy property
Date Fri, 20 Jan 2006 10:55:32 GMT
Good -- so what I'll do is to release George's patch to the com.ibm
version to get him working, on the understanding that the whole type
will become obsolete soon when the security2 code is integrated.  Ok?

Regards,
Tim

Stepan Mishura wrote:
> Hi George,
> 
>> The reason for this buggy behaviour is the incomplete implementation of
>> com.ibm.oti.util.DefaultPolicy in the luni component. The readPolicy()
>> method needs work to actually fulfill its contract as laid out in the
>> Javadoc comments.
>>
> 
> com.ibm.oti.util.DefaultPolicy extends java.security.Policy class that is
> from the security component.
> BTW, we do have another implementation of java.security.Policy that is
> org.apache.harmony.security.fortress.DefaultPolicy and
> I've verified that in this particular case implementation from 'security2'
> works correctly.
> 
> Thanks,
> Stepan Mishura
> Intel Middleware Products Division
> 
> 
> 
> On 1/20/06, George Harley (JIRA) <jira@apache.org> wrote:
>>     [ http://issues.apache.org/jira/browse/HARMONY-35?page=all ]
>>
>> George Harley updated HARMONY-35:
>> ---------------------------------
>>
>>    Attachment: HARMONY-35-patch.txt
>>
>> The attached patch seems to fix it for me on Win XP. Not tested on Linux.
>>
>> Best regards,
>> George
>>
>>> Harmony ignores java.security.policy property
>>> ---------------------------------------------
>>>
>>>          Key: HARMONY-35
>>>          URL: http://issues.apache.org/jira/browse/HARMONY-35
>>>      Project: Harmony
>>>         Type: Bug
>>>   Components: Classlib
>>>  Environment: Win32 and Linux
>>>     Reporter: George Harley
>>>  Attachments: HARMONY-35-patch.txt
>>>
>>> Here is the complete contents of a Java security policy file called "
>> mysecurity.policy" that can be used to specify additional permissions to a
>> JRE...
>>> ---------snip----------
>>> grant {
>>>     // so we can remove the security manager
>>>     permission java.lang.RuntimePermission "setSecurityManager";
>>> };
>>> ---------snip----------
>>> If its location is passed in the Java launch arguments with the
>> java.security.policy property as below then the permissions are added to
>> the default set of permissions that the JRE runs with ...
>>> -Djava.security.policy=c:\path\to\mysecurity.policy
>>> If the following unit test is run against a sandbox build of the
>> classlibs under SVN trunk on the IBM Apache Harmony VME with the
>> java.security.policy set (as above) so that the "setSecurityManager"
>> runtime permission is added, then a pass should result. It doesn't.
>>> -----------snip--------------
>>> package foo;
>>> import java.security.AccessControlException;
>>> import junit.framework.TestCase;
>>> public class SecurityPolicyTest extends TestCase {
>>>     public void testPermissions() {
>>>         try {
>>>             System.out
>>>                     .println("Trying to set the security manager the
>> first time...");
>>>             System.setSecurityManager(new SecurityManager());
>>>             System.out.println("Trying to set the security manager to
>> null...");
>>>             System.setSecurityManager(null);
>>>             assertEquals(null, System.getSecurityManager());
>>>         } catch (AccessControlException e) {
>>>             fail("Caught AccessControlException : " + e.getMessage());
>>>         }
>>>     }
>>> }
>>> -----------snip--------------
>>> The failure occurs because an AccessControlException is thrown on the
>> second call to System.setSecurityManager() when the test tries to pass a
>> null argument.
>>> The problem is that after the first call to System.setSecurityManager()
>> has installed a security manager, there is no runtime permission to enable
>> the security manager to be set again. This is despite the fact that when
>> running the test we set the java.security.policy property to point to a
>> file that grants this very permission !
>>> The reason for this buggy behaviour is the incomplete implementation of
>> com.ibm.oti.util.DefaultPolicy in the luni component. The readPolicy()
>> method needs work to actually fulfill its contract as laid out in the
>> Javadoc comments.
>>> George
>> --
>> This message is automatically generated by JIRA.
>> -
>> If you think it was sent incorrectly contact one of the administrators:
>>   http://issues.apache.org/jira/secure/Administrators.jspa
>> -
>> For more information on JIRA, see:
>>   http://www.atlassian.com/software/jira
>>
>>
> 

-- 

Tim Ellison (t.p.ellison@gmail.com)
IBM Java technology centre, UK.

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