Tsutomu Yano
benbr****@mac*****
2008年 12月 17日 (水) 23:30:25 JST
矢野です。 一点確認したいのですが、もしかしてブラウザのCookie機能を全部オフにしたら 正常に動いたりしませんか？ 過去に似たような話が英語MLに上がっていたときがあります。そのときは、hostの設定などなどの 関係で、クラスタに参加してる各サーバに同じJSESSIONIDが送られないのが原因であったようです。 http://www.nabble.com/Tomcat-6-clustering-problem-tt18112263.html#a18112263 もしCookieをオフにして正常に動くようであれば、同様の話ということになりますが... On 2008/12/17, at 23:17, RYO wrote: > 木村さんありがとうございます。 > Wicketのバグということで理解しました。バグとして当現象があがってい > ないか、確認してみます。 > > ただ、一点確認させて下さい。 > Jboss asでは動作するというのは、なぜでしょうか？ > > セッションレプリケーションの仕組みの違いですか？ > > Jbossは、全然さわったことがないので、ちょっと見当がつかなかったの > で、もし良ければ教えてください。 > > > On 2008/12/17, at 18:15, "Takayoshi Kimura" <takay****@gmail*****> wrote: > >> 面白いエラーですね。 >> >> 原因はHttpSessionに格納されるWicketのクラスの復元処 >> 理にコンテキス >> ト依存というかスレッド依存の部分がある(Application.get()) >> ためです。 >> 結果的にレプリケーションは失敗してます。Wicketにバグ登録 >> (カテゴリ >> はバグというよりエンハンスメントかな)するのが良いでしょう >> ね。 >> >> JBoss ASならそのまんまで動作すると思います :-) >> >> Regards, >> Yet another Kimura >> >> 2008/12/17 木村亮 <exten****@gmail*****>: >>> みなさん。はじめまして、ryo といいます。 >>> >>> はじめて、投稿させていただきます。よろしくお願いします。 >>> >>> wicketを利用してアプリケーション開発を行っていて、 >>> どうしてもうまくない現象がおこってしまいます。質問させてくだ >>> さい。 >>> >>> [アプリの大まかな構成] >>> ・wicket 1.4-m3 >>> ・google-guice 1.0 >>> ・quartz (job sched) 1.6.2 >>> [サーバ構成] >>> ・apache >>> ・mod_jk >>> ・tomcat-5.5.23 (options -Xms256m -Xmx512 -XX:PermSize=64m >>> -XX:MaxPermSize=128m) >>> ・(tomcat物理サーバが3台、バランシングはしてお >>> らず、 >>> セッションレプリケーション(SimpleTcpClusterを利用) >>> のみを行う。スティッキーセッションは無効です。) >>> ・同一tomcatインスタンスには、他にも5つ6つ >>> サービスがのっています。 >>> ・tomcat server.xmlは以下のような感じです。 >>> ※http://cwiki.apache.org/WICKET/tomcat-clustering.html >>> に記述してあるCluster定義とほぼ、一緒です。 >>> 異なる点はSenderのreplicationModeがsynchronous >>> ではなく、pooledを指定、expireSessionsOnShutdown >>> を"true"にしています。 >>> >>> <Cluster className="org.apache.catalina.cluster.tcp.SimpleTcpCluster" >>> managerClassName="org.apache.catalina.cluster.session.DeltaManager" >>> expireSessionsOnShutdown="true" >>> useDirtyFlag="true"> >>> >>> <Membership >>> className="org.apache.catalina.cluster.mcast.McastService" >>> mcastAddr="XXXXXXXX" >>> mcastPort="XXXXXXXX" >>> mcastFrequency="500" >>> mcastDropTime="3000"/> >>> >>> <Receiver >>> className="org.apache.catalina.cluster.tcp.ReplicationListener" >>> tcpListenAddress="auto" ← /etc/hostsをみにいく >>> tcpListenPort="XXXXXXX" >>> tcpSelectorTimeout="100" >>> tcpThreadCount="2"/> >>> >>> <Sender >>> className="org.apache.catalina.cluster.tcp.ReplicationTransmitter" >>> replicationMode="pooled"/> >>> >>> <Valve >>> className="org.apache.catalina.cluster.tcp.ReplicationValve" >>> filter=".*\.gif;.*\.js;.*\.jpg;.*\.htm;.*\.html;.*\.txt;.*\.css"/> >>> </Cluster> >>> >>> 以上の状況で、アプリにリクエストを送ると、以下のような例外が吐 >>> かれます。 >>> 2008/12/16 19:26:04 org.apache.catalina.cluster.session.DeltaManager >>> messageReceived >>> 致命的: Manager [/context]: Unable to receive message through >>> TCP channel >>> java.lang.IllegalArgumentException: Unknown object type null >>> at >>> org. >>> apache. >>> wicket. >>> protocol. >>> http. >>> pagestore. >>> DiskPageStore.restoreAfterSerialization(DiskPageStore.java:1215) >>> at >>> org.apache.wicket.protocol.http.SecondLevelCacheSessionStore >>> $SecondLevelCachePageMap. >>> readObject(SecondLevelCacheSessionStore.java: >>> 406)flect.NativeMethodAccessorImpl.invoke0(Native >>> Method) >>> 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:585) >>> at >>> java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java: >>> 946) >>> at >>> java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1809) >>> at >>> java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java: >>> 1719) >>> at >>> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305) >>> at >>> java.io.ObjectInputStream.readObject(ObjectInputStream.java:348) >>> at >>> org.apache.catalina.cluster.session.DeltaRequest >>> $AttributeInfo.readExternal(DeltaRequest.java:335) >>> at >>> org. >>> apache. >>> catalina. >>> cluster.session.DeltaRequest.readExternal(DeltaRequest.java:247) >>> at >>> org. >>> apache. >>> catalina. >>> cluster.session.DeltaManager.loadDeltaRequest(DeltaManager.java:698) >>> at >>> org. >>> apache. >>> catalina. >>> cluster.session.DeltaManager.handleSESSION_DELTA(DeltaManager.java: >>> 1573) >>> at >>> org. >>> apache. >>> catalina. >>> cluster.session.DeltaManager.messageReceived(DeltaManager.java:1523) >>> at >>> org. >>> apache. >>> catalina. >>> cluster.session.DeltaManager.messageDataReceived(DeltaManager.java: >>> 1272) >>> at >>> org. >>> apache. >>> catalina. >>> cluster. >>> session. >>> ClusterSessionListener.messageReceived(ClusterSessionListener.java: >>> 86) >>> at >>> org. >>> apache. >>> catalina.cluster.tcp.SimpleTcpCluster.receive(SimpleTcpCluster.java: >>> 1168) >>> at >>> org. >>> apache. >>> catalina. >>> cluster. >>> tcp. >>> ClusterReceiverBase.messageDataReceived(ClusterReceiverBase.java:427) >>> at >>> org. >>> apache.catalina.cluster.io.ObjectReader.execute(ObjectReader.java: >>> 108) >>> at >>> org. >>> apache. >>> catalina. >>> cluster. >>> tcp.TcpReplicationThread.drainChannel(TcpReplicationThread.java:139) >>> at >>> org. >>> apache. >>> catalina. >>> cluster.tcp.TcpReplicationThread.run(TcpReplicationThread.java:70) >>> Exception in thread >>> "org.apache.catalina.cluster.tcp.TcpReplicationThread[1]" >>> java.lang.ExceptionInInitializerError >>> at sun.misc.Unsafe.ensureClassInitialized(Native Method) >>> at >>> sun. >>> reflect. >>> UnsafeFieldAccessorFactory. >>> newFieldAccessor(UnsafeFieldAccessorFactory.java:25) >>> at >>> sun. >>> reflect.ReflectionFactory.newFieldAccessor(ReflectionFactory.java: >>> 122) >>> at java.lang.reflect.Field.acquireFieldAccessor(Field.java: >>> 917) >>> at java.lang.reflect.Field.getFieldAccessor(Field.java:898) >>> at java.lang.reflect.Field.getLong(Field.java:527) >>> at >>> java.io.ObjectStreamClass.getDeclaredSUID(ObjectStreamClass.java: >>> 1586) >>> at java.io.ObjectStreamClass.access >>> $700(ObjectStreamClass.java:52) >>> at java.io.ObjectStreamClass$2.run(ObjectStreamClass.java:408) >>> at java.security.AccessController.doPrivileged(Native Method) >>> at java.io.ObjectStreamClass.<init>(ObjectStreamClass.java: >>> 400) >>> at java.io.ObjectStreamClass.lookup(ObjectStreamClass.java: >>> 297) >>> at >>> java.io.ObjectStreamClass.initNonProxy(ObjectStreamClass.java:531) >>> at >>> java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java: >>> 1552) >>> at >>> java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1466) >>> at >>> java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java: >>> 1699) >>> at >>> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305) >>> at >>> java.io.ObjectInputStream.readObject(ObjectInputStream.java:348) >>> at >>> org.apache.wicket.protocol.http.SecondLevelCacheSessionStore >>> $SecondLevelCachePageMap. >>> readObject(SecondLevelCacheSessionStore.java:403) >>> 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:585) >>> at >>> java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java: >>> 946) >>> at >>> java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1809) >>> at >>> java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java: >>> 1719) >>> at >>> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305) >>> at >>> java.io.ObjectInputStream.readObject(ObjectInputStream.java:348) >>> at >>> org.apache.catalina.cluster.session.DeltaRequest >>> $AttributeInfo.readExternal(DeltaRequest.java:335) >>> at >>> org. >>> apache. >>> catalina. >>> cluster.session.DeltaRequest.readExternal(DeltaRequest.java:247) >>> at >>> org. >>> apache. >>> catalina. >>> cluster.session.DeltaManager.loadDeltaRequest(DeltaManager.java:698) >>> at >>> org. >>> apache. >>> catalina. >>> cluster.session.DeltaManager.handleSESSION_DELTA(DeltaManager.java: >>> 1573) >>> at >>> org. >>> apache. >>> catalina. >>> cluster.session.DeltaManager.messageReceived(DeltaManager.java:1523) >>> at >>> org. >>> apache. >>> catalina. >>> cluster.session.DeltaManager.messageDataReceived(DeltaManager.java: >>> 1272) >>> at >>> org. >>> apache. >>> catalina. >>> cluster. >>> session. >>> ClusterSessionListener.messageReceived(ClusterSessionListener.java: >>> 86) >>> at >>> org. >>> apache. >>> catalina.cluster.tcp.SimpleTcpCluster.receive(SimpleTcpCluster.java: >>> 1168) >>> at >>> org. >>> apache. >>> catalina. >>> cluster. >>> tcp. >>> ClusterReceiverBase.messageDataReceived(ClusterReceiverBase.java:427) >>> at >>> org. >>> apache.catalina.cluster.io.ObjectReader.execute(ObjectReader.java: >>> 108) >>> at >>> org. >>> apache. >>> catalina. >>> cluster. >>> tcp.TcpReplicationThread.drainChannel(TcpReplicationThread.java:139) >>> at >>> org. >>> apache. >>> catalina. >>> cluster.tcp.TcpReplicationThread.run(TcpReplicationThread.java:70) >>> Caused by: org.apache.wicket.WicketRuntimeException: There is no >>> application >>> attached to current thread >>> org.apache.catalina.cluster.tcp.TcpReplicationThread[1] >>> at org.apache.wicket.Application.get(Application.java:177) >>> at org.apache.wicket.Component.getApplication(Component.java: >>> 1277) >>> at org.apache.wicket.Component.<init>(Component.java:893) >>> at >>> org.apache.wicket.MarkupContainer.<init>(MarkupContainer.java:108) >>> at org.apache.wicket.Page.<init>(Page.java:238) >>> at >>> org.apache.wicket.protocol.http.pagestore.SerializedPagesCache >>> $SerializedPageWithSession$1.<init>(SerializedPagesCache.java:206) >>> at >>> org.apache.wicket.protocol.http.pagestore.SerializedPagesCache >>> $SerializedPageWithSession.<clinit>(SerializedPagesCache.java:205) >>> ... 40 more >>> Exception in thread >>> "org.apache.catalina.cluster.tcp.TcpReplicationThread[2]" >>> java.lang.ExceptionInInitializerError >>> at sun.misc.Unsafe.ensureClassInitialized(Native Method) >>> at >>> sun. >>> reflect. >>> UnsafeFieldAccessorFactory. >>> newFieldAccessor(UnsafeFieldAccessorFactory.java:25) >>> at >>> sun. >>> reflect.ReflectionFactory.newFieldAccessor(ReflectionFactory.java: >>> 122) >>> at java.lang.reflect.Field.acquireFieldAccessor(Field.java: >>> 917) >>> at java.lang.reflect.Field.getFieldAccessor(Field.java:898) >>> at java.lang.reflect.Field.getLong(Field.java:527) >>> at >>> java.io.ObjectStreamClass.getDeclaredSUID(ObjectStreamClass.java: >>> 1586) >>> at java.io.ObjectStreamClass.access >>> $700(ObjectStreamClass.java:52) >>> at java.io.ObjectStreamClass$2.run(ObjectStreamClass.java:408) >>> at java.security.AccessController.doPrivileged(Native Method) >>> at java.io.ObjectStreamClass.<init>(ObjectStreamClass.java: >>> 400) >>> at java.io.ObjectStreamClass.lookup(ObjectStreamClass.java: >>> 297) >>> at >>> java.io.ObjectStreamClass.initNonProxy(ObjectStreamClass.java:531) >>> at >>> java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java: >>> 1552) >>> at >>> java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1466) >>> at >>> java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java: >>> 1699) >>> at >>> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305) >>> at >>> java.io.ObjectInputStream.readObject(ObjectInputStream.java:348) >>> at >>> org.apache.wicket.protocol.http.SecondLevelCacheSessionStore >>> $SecondLevelCachePageMap. >>> readObject(SecondLevelCacheSessionStore.java:403) >>> 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:585) >>> at >>> java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java: >>> 946) >>> at >>> java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1809) >>> at >>> java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java: >>> 1719) >>> at >>> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305) >>> at >>> java.io.ObjectInputStream.readObject(ObjectInputStream.java:348) >>> at >>> org.apache.catalina.cluster.session.DeltaRequest >>> $AttributeInfo.readExternal(DeltaRequest.java:335) >>> at >>> org. >>> apache. >>> catalina. >>> cluster.session.DeltaRequest.readExternal(DeltaRequest.java:247) >>> at >>> org. >>> apache. >>> catalina. >>> cluster.session.DeltaManager.loadDeltaRequest(DeltaManager.java:698) >>> at >>> org. >>> apache. >>> catalina. >>> cluster.session.DeltaManager.handleSESSION_DELTA(DeltaManager.java: >>> 1573) >>> at >>> org. >>> apache. >>> catalina. >>> cluster.session.DeltaManager.messageReceived(DeltaManager.java:1523) >>> at >>> org. >>> apache. >>> catalina. >>> cluster.session.DeltaManager.messageDataReceived(DeltaManager.java: >>> 1272) >>> at >>> org. >>> apache. >>> catalina. >>> cluster. >>> session. >>> ClusterSessionListener.messageReceived(ClusterSessionListener.java: >>> 86) >>> at >>> org. >>> apache. >>> catalina.cluster.tcp.SimpleTcpCluster.receive(SimpleTcpCluster.java: >>> 1168) >>> at >>> org. >>> apache. >>> catalina. >>> cluster. >>> tcp. >>> ClusterReceiverBase.messageDataReceived(ClusterReceiverBase.java:427) >>> at >>> org. >>> apache.catalina.cluster.io.ObjectReader.execute(ObjectReader.java: >>> 108) >>> at >>> org. >>> apache. >>> catalina. >>> cluster. >>> tcp.TcpReplicationThread.drainChannel(TcpReplicationThread.java:139) >>> at >>> org. >>> apache. >>> catalina. >>> cluster.tcp.TcpReplicationThread.run(TcpReplicationThread.java:70) >>> >>> Caused by: org.apache.wicket.WicketRuntimeException: There is no >>> application >>> attached to current thread >>> org.apache.catalina.cluster.tcp.TcpReplicationThread[1] >>> at org.apache.wicket.Application.get(Application.java:177) >>> at org.apache.wicket.Component.getApplication(Component.java: >>> 1277) >>> at org.apache.wicket.Component.<init>(Component.java:893) >>> at >>> org.apache.wicket.MarkupContainer.<init>(MarkupContainer.java:108) >>> at org.apache.wicket.Page.<init>(Page.java:238) >>> at >>> org.apache.wicket.protocol.http.pagestore.SerializedPagesCache >>> $SerializedPageWithSession$1.<init>(SerializedPagesCache.java:206) >>> at >>> org.apache.wicket.protocol.http.pagestore.SerializedPagesCache >>> $SerializedPageWithSession.<clinit>(SerializedPagesCache.java:205) >>> ... 40 >>> moreorg.apache.catalina.cluster.tcp.TcpReplicationThread >>> >>> このスタックトレースを見る限りだ >>> と、org.apache.catalina.cluster.tcp.TcpReplicationThread >>> のThreadLocalからApplicationオブジェクトが取得でき >>> ずに、 >>> WicketRuntimeExceptionをはいています。 >>> >>> これは、単純に、セッションレプリケーションができていないとみな >>> してよいでしょうか？ >>> tomcatの一時領域には、disk page storeファイルが出力されて >>> いました。(1台のみ) >>> >>> スタックトレースの >>> at >>> org. >>> apache. >>> wicket. >>> protocol. >>> http. >>> pagestore. >>> DiskPageStore.restoreAfterSerialization(DiskPageStore.java:1215) >>> のソースを追ってみると、SecondLevelCacheSessionStore >>> $SecondLevelCachePageMap >>> クラスの以下の箇所で、IllegalArgumentExceptionが投げられ >>> ていました。 >>> >>> private void readObject(java.io.ObjectInputStream s) throws >>> IOException, >>> ClassNotFoundException >>> { >>> s.defaultReadObject(); >>> >>> IPageStore store = getPageStore(); >>> >>> if (sessionId != null && store instanceof >>> IClusteredPageStore == >>> false) >>> { >>> Object lastPage = s.readObject(); >>> if (store instanceof ISerializationAwarePageStore) >>> { >>> lastPage = >>> ( >>> ( >>> ISerializationAwarePageStore >>> )store).restoreAfterSerialization((Serializable)lastPage); >>> ←ここ >>> } >>> this.lastPage = lastPage; >>> } >>> } >>> >>> DiskPageStore.restoreAfterSerializationメソッド、 >>> >>> /** >>> * @see >>> org. >>> apache. >>> wicket. >>> protocol. >>> http. >>> SecondLevelCacheSessionStore. >>> ISerializationAwarePageStore# >>> restoreAfterSerialization(java.io.Serializable) >>> */ >>> public Object restoreAfterSerialization(Serializable serializable) >>> { >>> if (!storeAfterSessionReplication() || serializable >>> instanceof Page) >>> { >>> return serializable; >>> } >>> else if (serializable instanceof SerializedPageWithSession) >>> { >>> SerializedPageWithSession page = >>> (SerializedPageWithSession)serializable; >>> if (page.page == null || page.page.get() != >>> SerializedPageWithSession.NO_PAGE) >>> { >>> storeSerializedPages(page.sessionId, page.pages); >>> return stripSerializedPage(page); >>> } >>> else >>> { >>> return page; >>> } >>> } >>> else >>> { >>> String type = serializable != null ? >>> serializable.getClass().getName() : null; >>> throw new IllegalArgumentException("Unknown object type >>> " + >>> type); ←ここでIllegalArgumentExceptionがスロー >>> } >>> } >>> 引数に渡されるserializable(SecondLevelCacheSessionStore >>> $SecondLevelCachePageMap#readObject(ObjectInputStreamから読み込 >>> んだlastPage)がnullのため、IllegalArgumentException >>> をスローしていました。 >>> なぜ、このような状況になるのかの原因の切り分けが現状できていま >>> せん。 >>> >>> 何か、参考になるようなことがあれば、ご教授いただきたく投稿させ >>> ていただきました。 >>> 以上よろしくお願いいたします。 >>> >>> _______________________________________________ >>> Wicket-ja-user mailing list >>> Wicke****@lists***** >>> http://lists.sourceforge.jp/mailman/listinfo/wicket-ja-user >>> >>> >> >> _______________________________________________ >> Wicket-ja-user mailing list >> Wicke****@lists***** >> http://lists.sourceforge.jp/mailman/listinfo/wicket-ja-user >> _______________________________________________ >>> Wicket-ja-user mailing list >>> Wicke****@lists***** >>> http://lists.sourceforge.jp/mailman/listinfo/wicket-ja-user >>> >>> >> >> _______________________________________________ >> Wicket-ja-user mailing list >> Wicke****@lists***** >> http://lists.sourceforge.jp/mailman/listinfo/wicket-ja-user >> t-ja-user >> > > _______________________________________________ > Wicket-ja-user mailing list > Wicke****@lists***** > http://lists.sourceforge.jp/mailman/listinfo/wicket-ja-user
