I am running Jenkins version 1.609.3 with LDAP plugin version 1.11
Lately, I have been seeing these errors in the logs.
Jan 20, 2016 1:57:27 PM WARNING
hudson.security.LDAPSecurityRealm$LDAPUserDetailsService loadUserByUsername
Failed to search LDAP for username=ABCD
org.acegisecurity.ldap.LdapDataAccessException: LdapCallback;null; nested
exception is javax.naming.PartialResultException [Root exception is
javax.naming.NamingException: LDAP response read timed out, timeout
used:60000ms. [Root exception is com.sun.jndi.ldap.LdapReferralException:
Continuation Reference; remaining name '']; remaining name '']
at
org.acegisecurity.ldap.LdapTemplate$LdapExceptionTranslator.translate(LdapTemplate.java:295)
at org.acegisecurity.ldap.LdapTemplate.execute(LdapTemplate.java:128)
at
org.acegisecurity.ldap.LdapTemplate.searchForSingleEntry(LdapTemplate.java:246)
at
org.acegisecurity.ldap.search.FilterBasedLdapUserSearch.searchForUser(FilterBasedLdapUserSearch.java:119)
at
hudson.security.LDAPSecurityRealm$LDAPUserDetailsService.loadUserByUsername(LDAPSecurityRealm.java:839)
at
hudson.security.LDAPSecurityRealm$LDAPUserDetailsService.loadUserByUsername(LDAPSecurityRealm.java:790)
at
jenkins.security.ImpersonatingUserDetailsService.loadUserByUsername(ImpersonatingUserDetailsService.java:32)
at
org.acegisecurity.ui.rememberme.TokenBasedRememberMeServices.loadUserDetails(TokenBasedRememberMeServices.java:308)
at
org.acegisecurity.ui.rememberme.TokenBasedRememberMeServices.autoLogin(TokenBasedRememberMeServices.java:218)
at
hudson.security.TokenBasedRememberMeServices2.autoLogin(TokenBasedRememberMeServices2.java:128)
at
org.acegisecurity.ui.rememberme.RememberMeProcessingFilter.doFilter(RememberMeProcessingFilter.java:104)
at
hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)
at
org.acegisecurity.ui.AbstractProcessingFilter.doFilter(AbstractProcessingFilter.java:271)
at
hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)
at
jenkins.security.BasicHeaderProcessor.doFilter(BasicHeaderProcessor.java:93)
at
hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)
at
org.acegisecurity.context.HttpSessionContextIntegrationFilter.doFilter(HttpSessionContextIntegrationFilter.java:249)
at
hudson.security.HttpSessionContextIntegrationFilter2.doFilter(HttpSessionContextIntegrationFilter2.java:67)
at
hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)
at
hudson.security.ChainedServletFilter.doFilter(ChainedServletFilter.java:76)
at hudson.security.HudsonFilter.doFilter(HudsonFilter.java:168)
at
org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1482)
at
org.kohsuke.stapler.compression.CompressionFilter.doFilter(CompressionFilter.java:49)
at
org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1482)
at
hudson.util.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:81)
at
org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1482)
at
org.kohsuke.stapler.DiagnosticThreadNameFilter.doFilter(DiagnosticThreadNameFilter.java:30)
at
org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1474)
at
org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:499)
at
org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:137)
at
org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:533)
at
org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:231)
at
org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1086)
at
org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:428)
at
org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:193)
at
org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1020)
at
org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:135)
at
org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:116)
at org.eclipse.jetty.server.Server.handle(Server.java:370)
at
org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:489)
at
org.eclipse.jetty.server.AbstractHttpConnection.headerComplete(AbstractHttpConnection.java:949)
at
org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.headerComplete(AbstractHttpConnection.java:1011)
at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:644)
at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:235)
at
org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:82)
at
org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:668)
at
org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:52)
at winstone.BoundedExecutorService$1.run(BoundedExecutorService.java:77)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
Caused by: javax.naming.PartialResultException [Root exception is
javax.naming.NamingException: LDAP response read timed out, timeout
used:60000ms. [Root exception is com.sun.jndi.ldap.LdapReferralException:
Continuation Reference; remaining name '']; remaining name '']
at
com.sun.jndi.ldap.AbstractLdapNamingEnumeration.hasMoreImpl(AbstractLdapNamingEnumeration.java:237)
at
com.sun.jndi.ldap.AbstractLdapNamingEnumeration.hasMoreReferrals(AbstractLdapNamingEnumeration.java:347)
at
com.sun.jndi.ldap.AbstractLdapNamingEnumeration.hasMoreImpl(AbstractLdapNamingEnumeration.java:227)
at
com.sun.jndi.ldap.AbstractLdapNamingEnumeration.hasMoreReferrals(AbstractLdapNamingEnumeration.java:347)
at
com.sun.jndi.ldap.AbstractLdapNamingEnumeration.hasMoreImpl(AbstractLdapNamingEnumeration.java:227)
at
com.sun.jndi.ldap.AbstractLdapNamingEnumeration.hasMoreReferrals(AbstractLdapNamingEnumeration.java:347)
at
com.sun.jndi.ldap.AbstractLdapNamingEnumeration.hasMoreImpl(AbstractLdapNamingEnumeration.java:227)
at
com.sun.jndi.ldap.AbstractLdapNamingEnumeration.hasMore(AbstractLdapNamingEnumeration.java:189)
at
org.acegisecurity.ldap.LdapTemplate$3.doInDirContext(LdapTemplate.java:257)
at org.acegisecurity.ldap.LdapTemplate.execute(LdapTemplate.java:126)
... 49 more
Caused by: javax.naming.NamingException: LDAP response read timed out, timeout
used:60000ms. [Root exception is com.sun.jndi.ldap.LdapReferralException:
Continuation Reference; remaining name '']; remaining name ''
at com.sun.jndi.ldap.Connection.readReply(Connection.java:481)
at com.sun.jndi.ldap.LdapClient.getSearchReply(LdapClient.java:640)
at com.sun.jndi.ldap.LdapClient.search(LdapClient.java:563)
at com.sun.jndi.ldap.LdapCtx.doSearch(LdapCtx.java:1985)
at com.sun.jndi.ldap.LdapCtx.searchAux(LdapCtx.java:1844)
at com.sun.jndi.ldap.LdapCtx.c_search(LdapCtx.java:1769)
at
com.sun.jndi.toolkit.ctx.ComponentDirContext.p_search(ComponentDirContext.java:392)
at
com.sun.jndi.toolkit.ctx.PartialCompositeDirContext.search(PartialCompositeDirContext.java:358)
at
com.sun.jndi.ldap.LdapReferralContext.search(LdapReferralContext.java:667)
at
com.sun.jndi.ldap.LdapSearchEnumeration.getReferredResults(LdapSearchEnumeration.java:205)
at
com.sun.jndi.ldap.LdapSearchEnumeration.getReferredResults(LdapSearchEnumeration.java:41)
at
com.sun.jndi.ldap.AbstractLdapNamingEnumeration.hasMoreReferrals(AbstractLdapNamingEnumeration.java:330)
at
com.sun.jndi.ldap.AbstractLdapNamingEnumeration.hasMoreImpl(AbstractLdapNamingEnumeration.java:227)
... 58 more
Caused by: com.sun.jndi.ldap.LdapReferralException: Continuation Reference;
remaining name ''
at com.sun.jndi.ldap.LdapCtx.processReturnCode(LdapCtx.java:2928)
at com.sun.jndi.ldap.LdapCtx.processReturnCode(LdapCtx.java:2888)
at com.sun.jndi.ldap.LdapCtx.searchAux(LdapCtx.java:1846)
at com.sun.jndi.ldap.LdapCtx.c_search(LdapCtx.java:1769)
at
com.sun.jndi.toolkit.ctx.ComponentDirContext.p_search(ComponentDirContext.java:392)
at
com.sun.jndi.toolkit.ctx.PartialCompositeDirContext.search(PartialCompositeDirContext.java:358)
at
com.sun.jndi.ldap.LdapReferralContext.search(LdapReferralContext.java:667)
at
com.sun.jndi.ldap.LdapSearchEnumeration.getReferredResults(LdapSearchEnumeration.java:205)
at
com.sun.jndi.ldap.LdapSearchEnumeration.getReferredResults(LdapSearchEnumeration.java:41)
at
com.sun.jndi.ldap.AbstractLdapNamingEnumeration.hasMoreReferrals(AbstractLdapNamingEnumeration.java:330)
... 57 more
Nothing has changed in jenkins (configuration) or on the LDAP side. What could
be causing this issue and any ideas on how to solve it?
I am running Jenkins on Centos 6.5
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