Hi Andy,

I'll have to give this a look sometime later tonight or tomorrow when
I have time - I'm kinda slammed today.  But don't worry - we'll get it
working!

Best,

Les

On Tue, Sep 1, 2009 at 11:58 AM, Andy Tripp<[email protected]> wrote:
> I made some progress on this issue.
>
>
>
> I added tracing to AuthorizingRealm.setAuthorizationCache(). I see that it’s
> first being correctly called to set the cache to my “custom”
> VonageDistributedSessionCache that I specified in my ShiroFilter. But then,
> I see that it’s being called a second time, and getting *reset* to some
> instance of SoftHashMapCache.
>
>
>
> The stack trace of that 2nd call is below. So the issue is “where in that
> stack trace is some code having the audacity to do something that results in
> a call to AuthorizingRealm.setAuthorizationCache(), which replaces the
> user-specified cache with the default of a SoftHashMapCache?
>
>
>
> My (uneducated) guess is that the culprit is the createSecurityManager()
> call in IniConfiguration.processIni(). Why would we want to create a
> security manager when in the middle of processing configuration data?
>
>
>
> In any case, I think the use case is simple: trying to specify your own
> CacheManager doesn’t work. Here’s my ShiroFilter:
>
>                 # pull in vonage centralized authentication:
>
>                 realmA = com.vonage.auth.VonageAuthenticationRealm
>
>                 securityManager =
> org.apache.shiro.web.DefaultWebSecurityManager
>
>                 sessionManager =
> org.apache.shiro.web.session.DefaultWebSessionManager
>
>                 securityManager.sessionManager = $sessionManager
>
>                 securityManager.sessionMode = native
>
>                 #cacheManager = org.apache.shiro.cache.DefaultCacheManager
>
>
>
>                 cacheManager =
> com.vonage.auth.VonageDistributedSessionCacheManager
>
>                 securityManager.cacheManager = $cacheManager
>
>
>
>                 sessionDAO =
> org.apache.shiro.session.mgt.eis.MemorySessionDAO
>
>                 #sessionDAO.cacheManager = $cacheManager
>
>                 securityManager.sessionDAO = $sessionDAO
>
>                 securityManager.realm = $realmA
>
>
>
> And here’s the stack trace I talked about:
>
>
>
>
>
> java.lang.Exception: Stack trace
>
>       at java.lang.Thread.dumpStack(Thread.java:1206)
>
>       at
> org.apache.shiro.realm.AuthorizingRealm.setAuthorizationCache(AuthorizingRealm.java:109)
>
>       at
> org.apache.shiro.realm.AuthorizingRealm.initAuthorizationCache(AuthorizingRealm.java:199)
>
>       at
> org.apache.shiro.realm.AuthorizingRealm.afterCacheManagerSet(AuthorizingRealm.java:166)
>
>       at
> org.apache.shiro.realm.CachingRealm.setCacheManager(CachingRealm.java:73)
>
>       at
> org.apache.shiro.mgt.RealmSecurityManager.applyCacheManagerToRealms(RealmSecurityManager.java:116)
>
>       at
> org.apache.shiro.mgt.RealmSecurityManager.afterRealmsSet(RealmSecurityManager.java:86)
>
>       at
> org.apache.shiro.mgt.AuthenticatingSecurityManager.afterRealmsSet(AuthenticatingSecurityManager.java:178)
>
>       at
> org.apache.shiro.mgt.AuthorizingSecurityManager.afterRealmsSet(AuthorizingSecurityManager.java:129)
>
>       at
> org.apache.shiro.mgt.RealmSecurityManager.setRealms(RealmSecurityManager.java:82)
>
>       at
> org.apache.shiro.config.IniConfiguration.createSecurityManagerForSection(IniConfiguration.java:242)
>
>       at
> org.apache.shiro.config.IniConfiguration.createSecurityManager(IniConfiguration.java:188)
>
>       at
> org.apache.shiro.config.IniConfiguration.processIni(IniConfiguration.java:172)
>
>       at
> org.apache.shiro.config.IniConfiguration.process(IniConfiguration.java:161)
>
>       at
> org.apache.shiro.config.IniConfiguration.load(IniConfiguration.java:127)
>
>       at
> org.apache.shiro.config.TextConfiguration.loadTextConfig(TextConfiguration.java:70)
>
>       at
> org.apache.shiro.config.TextConfiguration.init(TextConfiguration.java:86)
>
>       at
> org.apache.shiro.config.IniConfiguration.init(IniConfiguration.java:114)
>
>       at org.apache.shiro.util.LifecycleUtils.init(LifecycleUtils.java:47)
>
>       at org.apache.shiro.util.LifecycleUtils.init(LifecycleUtils.java:41)
>
>       at
> org.apache.shiro.web.servlet.ShiroFilter.configure(ShiroFilter.java:322)
>
>       at
> org.apache.shiro.web.servlet.ShiroFilter.onFilterConfigSet(ShiroFilter.java:269)
>
>       at
> org.apache.shiro.web.servlet.OncePerRequestFilter.init(OncePerRequestFilter.java:140)
>
>       at
> org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:221)
>
>       at
> org.apache.catalina.core.ApplicationFilterConfig.setFilterDef(ApplicationFilterConfig.java:302)
>
>       at
> org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:78)
>
>       at
> org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:3635)
>
>       at
> org.apache.catalina.core.StandardContext.start(StandardContext.java:4222)
>
>       at
> org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:760)
>
>       at
> org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:740)
>
>       at
> org.apache.catalina.core.StandardHost.addChild(StandardHost.java:544)
>
>       at
> org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:927)
>
>       at
> org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:890)
>
>       at
> org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:492)
>
>       at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1150)
>
>       at
> org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:311)
>
>       at
> org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:120)
>
>       at
> org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1022)
>
>       at org.apache.catalina.core.StandardHost.start(StandardHost.java:736)
>
>       at
> org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1014)
>
>       at
> org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
>
>       at
> org.apache.catalina.core.StandardService.start(StandardService.java:448)
>
>       at
> org.apache.catalina.core.StandardServer.start(StandardServer.java:700)
>
>       at org.apache.catalina.startup.Catalina.start(Catalina.java:552)
>
>       at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>
>       at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
>
>       at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>
>       at java.lang.reflect.Method.invoke(Method.java:597)
>
>       at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:295)
>
>       at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:433)
>
>
>
> Andy
>
>
>
>
>
> ________________________________
>
> From: Andy Tripp [mailto:[email protected]]
> Sent: Monday, August 31, 2009 10:25 AM
> To: [email protected]
> Subject: RE: need help plugging in my own session cache
>
>
>
> I need to get this working, and I’m happy to track it down myself, but I
> need some starting direction.
>
>
>
> If I want to use my own cache for storing session data, I know I should
> write my own CacheManager and a class that implements Cache. But which class
> do I tell to use my own cache? Is it SessionDAO, securityManager, or my own
> Realm (in my case a subclass of JDBCRealm)? All three have a cacheManager
> property.
>
>
>
> Thanks,
>
> Andy
>
>
>
> ________________________________
>
> From: Andy Tripp [mailto:[email protected]]
> Sent: Friday, August 28, 2009 2:56 PM
> To: [email protected]
> Subject: need help plugging in my own session cache
>
>
>
> Hi again,
>
>
>
> I’m having trouble with specifying my own Cache.
>
> I’ve specified my own CacheManager and Cache classes in my ShiroFilter:
>
>
>
>                 realmA = com.vonage.auth.VonageAuthenticationRealm
>
>                 securityManager =
> org.apache.shiro.web.DefaultWebSecurityManager
>
>                 sessionManager =
> org.apache.shiro.web.session.DefaultWebSessionManager
>
>                 securityManager.sessionManager = $sessionManager
>
>                 securityManager.sessionMode = native
>
>                 #cacheManager = org.apache.shiro.cache.DefaultCacheManager
>
>                 cacheManager =
> com.vonage.auth.VonageDistributedSessionCacheManager
>
>                 sessionDAO =
> org.apache.shiro.session.mgt.eis.MemorySessionDAO
>
>                 sessionDAO.cacheManager = $cacheManager
>
>                 securityManager.sessionDAO = $sessionDAO
>
>                 securityManager.cacheManager = $cacheManager
>
>                 securityManager.realm = $realmA
>
>                 realmA.cacheManager = $cacheManager
>
>
>
> My VonageDistributedSessionCacheManager class simply returns an instance of
> my VonageDistributedSessionCache class, which implements the Cache
> interface.
>
>
>
> The problem is that the various methods in my VonageDistributedSessionCache
> class (get(), put(), etc) are never being called. By adding tracing, I can
> confirm that my VonageDistributedSessionCache constructor is being called
> from AuthorizationRealm.initAuthorizationCache(). But when I login to my
> servlet, my get() and put() methods are never called. On my first login
> attempt to get to my servlet, I have no session and so I’m challenged for
> username/password. Then on a second attempt, it lets me through. So
> somewhere Shiro is caching my sessionid, but I don’t know where. All I know
> is that it’s not using the Cache that I told it to :) In fact, I told it 3
> times ($cacheManager is mentioned 3 times above)!
>
>
>
> So where is it in Shiro that checks the session cache? I see that
> AuthorizingRealm.initAuthorizationCache() does create an instance of my
> VonageDistributedSessionCache class, and calls setAuthorizationCache() to
> store it. But I don’t see any calls to the corresponding
> getAuthorizationCache() to actually use it.
>
>
>
> I’m not sure if this helps or not, but below is a stack trace from my
> servlet. Somewhere along this chain of calls, somebody should have called
> AuthorizingRealm.getAuthorizationCache() but didn’t.
>
>
>
> Thanks,
>
> Andy
>
> ----------------------------------------------------------------------------------------------
>
>       at java.lang.Thread.dumpStack(Thread.java:1206)
>
>       at
> com.vonage.authenticatorTest.TestServlet1.doGet(TestServlet1.java:15)
>
>       at javax.servlet.http.HttpServlet.service(HttpServlet.java:627)
>
>       at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
>
>       at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
>
>       at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
>
>       at
> org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:58)
>
>       at
> org.apache.shiro.web.servlet.AdviceFilter.executeChain(AdviceFilter.java:107)
>
>       at
> org.apache.shiro.web.servlet.AdviceFilter.doFilterInternal(AdviceFilter.java:137)
>
>       at
> org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:190)
>
>       at
> org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:63)
>
>       at
> org.apache.shiro.web.servlet.ShiroFilter.executeChain(ShiroFilter.java:648)
>
>       at
> org.apache.shiro.web.servlet.ShiroFilter.doFilterInternal(ShiroFilter.java:588)
>
>       at
> org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:190)
>
>       at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215)
>
>       at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
>
>       at
> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
>
>       at
> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:172)
>
>       at
> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
>
>       at
> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
>
>       at
> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:108)
>
>       at
> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:174)
>
>       at
> org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:875)
>
>       at
> org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:665)
>
>       at
> org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:528)
>
>       at
> org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:81)
>
>       at
> org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:689)
>
>       at java.lang.Thread.run(Thread.java:619)
>
>

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