Ishan Chattopadhyaya created SOLR-9518:
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Summary: Kerberos Delegation Tokens doesn't work without a
chrooted ZK
Key: SOLR-9518
URL: https://issues.apache.org/jira/browse/SOLR-9518
Project: Solr
Issue Type: Bug
Security Level: Public (Default Security Level. Issues are Public)
Reporter: Ishan Chattopadhyaya
Starting up Solr 6.2.0 that doesn't have a chrooted ZK, I see the following in
the startup logs:
{code}
2016-09-15 07:08:22.453 ERROR (main) [ ] o.a.s.s.SolrDispatchFilter Could not
start Solr. Check solr/home property and the logs
2016-09-15 07:08:22.477 ERROR (main) [ ] o.a.s.c.SolrCore
null:java.lang.StringIndexOutOfBoundsException: String index out of range: -1
at java.lang.String.substring(String.java:1927)
at org.apache.solr.security.KerberosPlugin.init(KerberosPlugin.java:138)
at
org.apache.solr.core.CoreContainer.initializeAuthenticationPlugin(CoreContainer.java:316)
at org.apache.solr.core.CoreContainer.load(CoreContainer.java:442)
at
org.apache.solr.servlet.SolrDispatchFilter.createCoreContainer(SolrDispatchFilter.java:158)
at
org.apache.solr.servlet.SolrDispatchFilter.init(SolrDispatchFilter.java:134)
at
org.eclipse.jetty.servlet.FilterHolder.initialize(FilterHolder.java:137)
at
org.eclipse.jetty.servlet.ServletHandler.initialize(ServletHandler.java:856)
at
org.eclipse.jetty.servlet.ServletContextHandler.startContext(ServletContextHandler.java:348)
at
org.eclipse.jetty.webapp.WebAppContext.startWebapp(WebAppContext.java:1379)
at
org.eclipse.jetty.webapp.WebAppContext.startContext(WebAppContext.java:1341)
at
org.eclipse.jetty.server.handler.ContextHandler.doStart(ContextHandler.java:772)
at
org.eclipse.jetty.servlet.ServletContextHandler.doStart(ServletContextHandler.java:261)
at
org.eclipse.jetty.webapp.WebAppContext.doStart(WebAppContext.java:517)
at
org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:68)
at
org.eclipse.jetty.deploy.bindings.StandardStarter.processBinding(StandardStarter.java:41)
at
org.eclipse.jetty.deploy.AppLifeCycle.runBindings(AppLifeCycle.java:188)
at
org.eclipse.jetty.deploy.DeploymentManager.requestAppGoal(DeploymentManager.java:499)
at
org.eclipse.jetty.deploy.DeploymentManager.addApp(DeploymentManager.java:147)
at
org.eclipse.jetty.deploy.providers.ScanningAppProvider.fileAdded(ScanningAppProvider.java:180)
at
org.eclipse.jetty.deploy.providers.WebAppProvider.fileAdded(WebAppProvider.java:458)
at
org.eclipse.jetty.deploy.providers.ScanningAppProvider$1.fileAdded(ScanningAppProvider.java:64)
at org.eclipse.jetty.util.Scanner.reportAddition(Scanner.java:610)
at org.eclipse.jetty.util.Scanner.reportDifferences(Scanner.java:529)
{code}
To me, it seems that adding a check for the presence of a chrooted ZK, and,
calculating the relative ZK path only if it exists should suffice. I'll add a
patch for this shortly.
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