[IMPALA-9862] Impala fails to start up due to ClassNotFoundException: SolrException

• Type: Bug
• Status: Resolved
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: Impala 4.0.0
• Fix Version/s: Impala 4.0.0
• Component/s: Frontend
• Target Version: Impala 4.0.0
• Epic Color: ghx-label-4
• Assignee: Joe McDonnell
• Reporter: Joe McDonnell
• Created: 17/Jun/20 02:24
• Updated: 17/Jun/20 20:12
• Resolved: 17/Jun/20 20:12

Description

On a deployed cluster configuration using Ranger, Impala fails to start up due to missing class SolrException:

I0611 07:18:58.225890 23116 jni-util.cc:288] org.apache.impala.common.InternalException: Unable to instantiate authorization provider: org.apache.impala.authorization.ranger.RangerAuthorizationFactory
	at org.apache.impala.util.AuthorizationUtil.authzFactoryFrom(AuthorizationUtil.java:88)
	at org.apache.impala.service.JniFrontend.<init>(JniFrontend.java:143)
Caused by: java.lang.reflect.InvocationTargetException
	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
	at org.apache.impala.util.AuthorizationUtil.authzFactoryFrom(AuthorizationUtil.java:86)
	... 1 more
Caused by: java.lang.NoClassDefFoundError: org/apache/solr/common/SolrException
	at org.apache.ranger.audit.provider.AuditProviderFactory.getProviderFromConfig(AuditProviderFactory.java:448)
	at org.apache.ranger.audit.provider.AuditProviderFactory.init(AuditProviderFactory.java:181)
	at org.apache.ranger.plugin.service.RangerBasePlugin.init(RangerBasePlugin.java:172)
	at org.apache.impala.authorization.ranger.RangerImpalaPlugin.getInstance(RangerImpalaPlugin.java:53)
	at org.apache.impala.authorization.ranger.RangerAuthorizationChecker.<init>(RangerAuthorizationChecker.java:80)
	at org.apache.impala.authorization.ranger.RangerAuthorizationFactory.<init>(RangerAuthorizationFactory.java:44)
	... 6 more
Caused by: java.lang.ClassNotFoundException: org.apache.solr.common.SolrException
	at java.net.URLClassLoader.findClass(URLClassLoader.java:382)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:418)
	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:352)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
	... 12 more
I0611 07:18:58.226696 23116 status.cc:129] InternalException: Unable to instantiate authorization provider: org.apache.impala.authorization.ranger.RangerAuthorizationFactory
CAUSED BY: InvocationTargetException: null
CAUSED BY: NoClassDefFoundError: org/apache/solr/common/SolrException
CAUSED BY: ClassNotFoundException: org.apache.solr.common.SolrException
    @           0xc42489
    @          0x13bdbfe
    @          0x124a044
    @          0x111f853
    @          0x1121085
    @          0x12665db
    @           0xb81353
    @     0x7f5a39ea0554
    @           0xc025e6
F0611 07:18:58.226742 23116 frontend.cc:136] InternalException: Unable to instantiate authorization provider: org.apache.impala.authorization.ranger.RangerAuthorizationFactory
CAUSED BY: InvocationTargetException: null
CAUSED BY: NoClassDefFoundError: org/apache/solr/common/SolrException
CAUSED BY: ClassNotFoundException: org.apache.solr.common.SolrException
. Impalad exiting.

The Ranger in the minicluster does not need Solr jars for the configurations we use, but it looks like some Ranger configurations have a runtime dependency on Solr.