我有一个在Tomcat 7.0.14上运行的Web应用程序,我正在使用LDAP进行用户身份验证.问题是当用户在非活动期后登录时会出现以下警告.非活动期不必很长,因为只需几分钟即可.但是,尽管有警告,用户仍可以登录.从用户的角度来看,应用程序运行正常,但Tomcat日志显示下面的警告.
Jun 6, 2012 9:41:19 AM org.apache.catalina.realm.JNDIRealm authenticate
WARNING: Exception performing authentication
javax.naming.CommunicationException [Root exception is java.io.IOException: connection closed]; remaining name ''
at com.sun.jndi.ldap.LdapClient.authenticate(LdapClient.java:157)
at com.sun.jndi.ldap.LdapCtx.connect(LdapCtx.java:2685)
at com.sun.jndi.ldap.LdapCtx.ensureOpen(LdapCtx.java:2593)
at com.sun.jndi.ldap.LdapCtx.ensureOpen(LdapCtx.java:2567)
at com.sun.jndi.ldap.LdapCtx.doSearch(LdapCtx.java:1932)
at com.sun.jndi.ldap.LdapCtx.doSearchOnce(LdapCtx.java:1924)
at com.sun.jndi.ldap.LdapCtx.c_getAttributes(LdapCtx.java:1317)
at com.sun.jndi.toolkit.ctx.ComponentDirContext.p_getAttributes(ComponentDirContext.java:231)
at com.sun.jndi.toolkit.ctx.PartialCompositeDirContext.getAttributes(PartialCompositeDirContext.java:139)
at com.sun.jndi.toolkit.ctx.PartialCompositeDirContext.getAttributes(PartialCompositeDirContext.java:127)
at javax.naming.directory.InitialDirContext.getAttributes(InitialDirContext.java:140)
at org.apache.catalina.realm.JNDIRealm.bindAsUser(JNDIRealm.java:1621)
at org.apache.catalina.realm.JNDIRealm.checkCredentials(JNDIRealm.java:1480)
at org.apache.catalina.realm.JNDIRealm.authenticate(JNDIRealm.java:1131)
at org.apache.catalina.realm.JNDIRealm.authenticate(JNDIRealm.java:1016)
at org.apache.catalina.authenticator.FormAuthenticator.authenticate(FormAuthenticator.java:282)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:440)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:164)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:100)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:563)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:399)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:317)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:204)
at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:311)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
at java.lang.Thread.run(Thread.java:636)
Caused …