Naveen Gangam created HIVE-27289:
------------------------------------

             Summary: Check for proxy hosts with subnet in IP results in 
exception 
                 Key: HIVE-27289
                 URL: https://issues.apache.org/jira/browse/HIVE-27289
             Project: Hive
          Issue Type: Bug
          Components: Standalone Metastore
    Affects Versions: 4.0.0-alpha-2
            Reporter: Naveen Gangam
            Assignee: Naveen Gangam


When running schematool for sysdb setup in a kerberized environment, the check 
to see if the user is a super user fails when the hadoop.proxyuser.hive.hosts 
contains a subnet in IPAddresses. (for example: 192.168.0.3/23)

{noformat}
exec 
/opt/cloudera/parcels/CDH-7.1.8-1.cdh7.1.8.p11.35002917/lib/hadoop/bin/hadoop 
jar 
/opt/cloudera/parcels/CDH-7.1.8-1.cdh7.1.8.p11.35002917/lib/hive/lib/hive-cli-3.1.3000.7.1.8.11-3.jar
 org.apache.hive.beeline.schematool.HiveSchemaTool -verbose -dbType hive 
-metaDbType mysql -initOrUpgradeSchema
WARNING: Use "yarn jar" to launch YARN applications.
SLF4J: Class path contains multiple SLF4J bindings.
SLF4J: Found binding in 
[jar:file:/opt/cloudera/parcels/CDH-7.1.8-1.cdh7.1.8.p11.35002917/jars/log4j-slf4j-impl-2.17.1.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: Found binding in 
[jar:file:/opt/cloudera/parcels/CDH-7.1.8-1.cdh7.1.8.p11.35002917/jars/slf4j-log4j12-1.7.30.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an explanation.
SLF4J: Actual binding is of type [org.apache.logging.slf4j.Log4jLoggerFactory]
Hive Session ID = 93d863d8-cbe6-47fc-8817-49074841f9f1
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by 
org.apache.hadoop.hive.common.StringInternUtils 
(file:/opt/cloudera/parcels/CDH-7.1.8-1.cdh7.1.8.p11.35002917/jars/hive-common-3.1.3000.7.1.8.11-3.jar)
 to field java.net.URI.string
WARNING: Please consider reporting this to the maintainers of 
org.apache.hadoop.hive.common.StringInternUtils
WARNING: Use --illegal-access=warn to enable warnings of further illegal 
reflective access operations
WARNING: All illegal access operations will be denied in a future release
23/04/22 12:01:38 ERROR metastore.HiveMetaStoreAuthorizer: [main]: 
HiveMetaStoreAuthorizer.onEvent(): failed
java.lang.IllegalArgumentException: Could not parse []
        at 
org.apache.commons.net.util.SubnetUtils.toInteger(SubnetUtils.java:287) 
~[commons-net-3.6.jar:3.6]
        at 
org.apache.commons.net.util.SubnetUtils.access$400(SubnetUtils.java:27) 
~[commons-net-3.6.jar:3.6]
        at 
org.apache.commons.net.util.SubnetUtils$SubnetInfo.isInRange(SubnetUtils.java:125)
 ~[commons-net-3.6.jar:3.6]
        at org.apache.hadoop.util.MachineList.includes(MachineList.java:155) 
~[hadoop-common-3.1.1.7.1.8.11-3.jar:?]
        at 
org.apache.hadoop.hive.metastore.utils.MetaStoreUtils.checkUserHasHostProxyPrivileges(MetaStoreUtils.java:1347)
 ~[hive-standalone-metastore-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hadoop.hive.ql.security.authorization.plugin.metastore.HiveMetaStoreAuthorizer.isSuperUser(HiveMetaStoreAuthorizer.java:495)
 ~[hive-exec-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hadoop.hive.ql.security.authorization.plugin.metastore.HiveMetaStoreAuthorizer.skipAuthorization(HiveMetaStoreAuthorizer.java:558)
 ~[hive-exec-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hadoop.hive.ql.security.authorization.plugin.metastore.HiveMetaStoreAuthorizer.onEvent(HiveMetaStoreAuthorizer.java:104)
 [hive-exec-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.firePreEvent(HiveMetaStore.java:4026)
 [hive-standalone-metastore-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.get_database_req(HiveMetaStore.java:1695)
 [hive-standalone-metastore-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 
~[?:?]
        at 
jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
 ~[?:?]
        at 
jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
 ~[?:?]
        at java.lang.reflect.Method.invoke(Method.java:566) ~[?:?]
        at 
org.apache.hadoop.hive.metastore.RetryingHMSHandler.invokeInternal(RetryingHMSHandler.java:147)
 [hive-standalone-metastore-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hadoop.hive.metastore.RetryingHMSHandler.invoke(RetryingHMSHandler.java:108)
 [hive-standalone-metastore-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at com.sun.proxy.$Proxy43.get_database_req(Unknown Source) [?:?]
        at 
org.apache.hadoop.hive.metastore.HiveMetaStoreClient.getDatabase(HiveMetaStoreClient.java:1946)
 [hive-standalone-metastore-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hadoop.hive.metastore.HiveMetaStoreClient.getDatabase(HiveMetaStoreClient.java:1930)
 [hive-standalone-metastore-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 
~[?:?]
        at 
jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
 ~[?:?]
        at 
jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
 ~[?:?]
        at java.lang.reflect.Method.invoke(Method.java:566) ~[?:?]
        at 
org.apache.hadoop.hive.metastore.RetryingMetaStoreClient.invoke(RetryingMetaStoreClient.java:213)
 [hive-standalone-metastore-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at com.sun.proxy.$Proxy44.getDatabase(Unknown Source) [?:?]
        at org.apache.hadoop.hive.ql.metadata.Hive.getDatabase(Hive.java:2161) 
[hive-exec-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hive.service.cli.session.HiveSessionImpl.configureSession(HiveSessionImpl.java:296)
 [hive-service-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hive.service.cli.session.HiveSessionImpl.open(HiveSessionImpl.java:188)
 [hive-service-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hive.service.cli.session.SessionManager.createSession(SessionManager.java:480)
 [hive-service-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hive.service.cli.session.SessionManager.openSession(SessionManager.java:420)
 [hive-service-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hive.service.cli.CLIService.openSession(CLIService.java:190) 
[hive-service-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hive.service.cli.thrift.ThriftCLIService.getSessionHandle(ThriftCLIService.java:499)
 [hive-service-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hive.service.cli.thrift.ThriftCLIService.OpenSession(ThriftCLIService.java:341)
 [hive-service-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hive.jdbc.HiveConnection.openSession(HiveConnection.java:1006) 
[hive-jdbc-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at org.apache.hive.jdbc.HiveConnection.<init>(HiveConnection.java:313) 
[hive-jdbc-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at org.apache.hive.jdbc.HiveDriver.connect(HiveDriver.java:107) 
[hive-jdbc-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at java.sql.DriverManager.getConnection(DriverManager.java:677) 
[java.sql:?]
        at java.sql.DriverManager.getConnection(DriverManager.java:228) 
[java.sql:?]
        at 
org.apache.hadoop.hive.metastore.tools.schematool.HiveSchemaHelper.getConnectionToMetastore(HiveSchemaHelper.java:88)
 [hive-standalone-metastore-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hadoop.hive.metastore.tools.schematool.HiveSchemaHelper.getConnectionToMetastore(HiveSchemaHelper.java:103)
 [hive-standalone-metastore-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hadoop.hive.metastore.CDHMetaStoreSchemaInfo.getMetaStoreSchemaVersion(CDHMetaStoreSchemaInfo.java:345)
 [hive-standalone-metastore-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hadoop.hive.metastore.tools.schematool.SchemaToolTaskInitOrUpgrade.execute(SchemaToolTaskInitOrUpgrade.java:41)
 [hive-standalone-metastore-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hadoop.hive.metastore.tools.schematool.MetastoreSchemaTool.run(MetastoreSchemaTool.java:454)
 [hive-standalone-metastore-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hive.beeline.schematool.HiveSchemaTool.main(HiveSchemaTool.java:138) 
[hive-beeline-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 
~[?:?]
        at 
jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
 ~[?:?]
        at 
jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
 ~[?:?]
        at java.lang.reflect.Method.invoke(Method.java:566) ~[?:?]
        at org.apache.hadoop.util.RunJar.run(RunJar.java:318) 
[hadoop-common-3.1.1.7.1.8.11-3.jar:?]
        at org.apache.hadoop.util.RunJar.main(RunJar.java:232) 
[hadoop-common-3.1.1.7.1.8.11-3.jar:?]
23/04/22 12:01:38 ERROR metastore.HiveMetaStoreAuthorizer: [main]: 
HiveMetaStoreAuthorizer.onEvent(): failed
java.lang.IllegalArgumentException: Could not parse []
        at 
org.apache.commons.net.util.SubnetUtils.toInteger(SubnetUtils.java:287) 
~[commons-net-3.6.jar:3.6]
        at 
org.apache.commons.net.util.SubnetUtils.access$400(SubnetUtils.java:27) 
~[commons-net-3.6.jar:3.6]
        at 
org.apache.commons.net.util.SubnetUtils$SubnetInfo.isInRange(SubnetUtils.java:125)
 ~[commons-net-3.6.jar:3.6]
        at org.apache.hadoop.util.MachineList.includes(MachineList.java:155) 
~[hadoop-common-3.1.1.7.1.8.11-3.jar:?]
        at 
org.apache.hadoop.hive.metastore.utils.MetaStoreUtils.checkUserHasHostProxyPrivileges(MetaStoreUtils.java:1347)
 ~[hive-standalone-metastore-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hadoop.hive.ql.security.authorization.plugin.metastore.HiveMetaStoreAuthorizer.isSuperUser(HiveMetaStoreAuthorizer.java:495)
 ~[hive-exec-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hadoop.hive.ql.security.authorization.plugin.metastore.HiveMetaStoreAuthorizer.skipAuthorization(HiveMetaStoreAuthorizer.java:558)
 ~[hive-exec-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hadoop.hive.ql.security.authorization.plugin.metastore.HiveMetaStoreAuthorizer.onEvent(HiveMetaStoreAuthorizer.java:104)
 [hive-exec-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.firePreEvent(HiveMetaStore.java:4026)
 [hive-standalone-metastore-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.get_database_req(HiveMetaStore.java:1695)
 [hive-standalone-metastore-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 
~[?:?]
        at 
jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
 ~[?:?]
        at 
jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
 ~[?:?]
        at java.lang.reflect.Method.invoke(Method.java:566) ~[?:?]
        at 
org.apache.hadoop.hive.metastore.RetryingHMSHandler.invokeInternal(RetryingHMSHandler.java:147)
 [hive-standalone-metastore-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hadoop.hive.metastore.RetryingHMSHandler.invoke(RetryingHMSHandler.java:108)
 [hive-standalone-metastore-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at com.sun.proxy.$Proxy43.get_database_req(Unknown Source) [?:?]
        at 
org.apache.hadoop.hive.metastore.HiveMetaStoreClient.getDatabase(HiveMetaStoreClient.java:1946)
 [hive-standalone-metastore-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hadoop.hive.metastore.HiveMetaStoreClient.getDatabase(HiveMetaStoreClient.java:1930)
 [hive-standalone-metastore-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 
~[?:?]
        at 
jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
 ~[?:?]
        at 
jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
 ~[?:?]
        at java.lang.reflect.Method.invoke(Method.java:566) ~[?:?]
        at 
org.apache.hadoop.hive.metastore.RetryingMetaStoreClient.invoke(RetryingMetaStoreClient.java:213)
 [hive-standalone-metastore-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at com.sun.proxy.$Proxy44.getDatabase(Unknown Source) [?:?]
        at org.apache.hadoop.hive.ql.metadata.Hive.getDatabase(Hive.java:2161) 
[hive-exec-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hive.service.cli.session.HiveSessionImpl.configureSession(HiveSessionImpl.java:296)
 [hive-service-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hive.service.cli.session.HiveSessionImpl.open(HiveSessionImpl.java:188)
 [hive-service-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hive.service.cli.session.SessionManager.createSession(SessionManager.java:480)
 [hive-service-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hive.service.cli.session.SessionManager.openSession(SessionManager.java:420)
 [hive-service-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hive.service.cli.CLIService.openSession(CLIService.java:190) 
[hive-service-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hive.service.cli.thrift.ThriftCLIService.getSessionHandle(ThriftCLIService.java:499)
 [hive-service-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hive.service.cli.thrift.ThriftCLIService.OpenSession(ThriftCLIService.java:341)
 [hive-service-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hive.jdbc.HiveConnection.openSession(HiveConnection.java:1006) 
[hive-jdbc-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at org.apache.hive.jdbc.HiveConnection.<init>(HiveConnection.java:313) 
[hive-jdbc-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at org.apache.hive.jdbc.HiveDriver.connect(HiveDriver.java:107) 
[hive-jdbc-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at java.sql.DriverManager.getConnection(DriverManager.java:677) 
[java.sql:?]
        at java.sql.DriverManager.getConnection(DriverManager.java:228) 
[java.sql:?]
        at 
org.apache.hadoop.hive.metastore.tools.schematool.HiveSchemaHelper.getConnectionToMetastore(HiveSchemaHelper.java:88)
 [hive-standalone-metastore-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hadoop.hive.metastore.tools.schematool.HiveSchemaHelper.getConnectionToMetastore(HiveSchemaHelper.java:103)
 [hive-standalone-metastore-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hadoop.hive.metastore.CDHMetaStoreSchemaInfo.getMetaStoreSchemaVersion(CDHMetaStoreSchemaInfo.java:345)
 [hive-standalone-metastore-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hadoop.hive.metastore.tools.schematool.SchemaToolTaskInitOrUpgrade.execute(SchemaToolTaskInitOrUpgrade.java:41)
 [hive-standalone-metastore-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hadoop.hive.metastore.tools.schematool.MetastoreSchemaTool.run(MetastoreSchemaTool.java:454)
 [hive-standalone-metastore-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at 
org.apache.hive.beeline.schematool.HiveSchemaTool.main(HiveSchemaTool.java:138) 
[hive-beeline-3.1.3000.7.1.8.11-3.jar:3.1.3000.7.1.8.11-3]
        at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 
~[?:?]
        at 
jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
 ~[?:?]
        at 
jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
 ~[?:?]
        at java.lang.reflect.Method.invoke(Method.java:566) ~[?:?]
        at org.apache.hadoop.util.RunJar.run(RunJar.java:318) 
[hadoop-common-3.1.1.7.1.8.11-3.jar:?]
        at org.apache.hadoop.util.RunJar.main(RunJar.java:232) 
[hadoop-common-3.1.1.7.1.8.11-3.jar:?]
23/04/22 12:01:38 ERROR metastore.RetryingHMSHandler: [main]: 
MetaException(message:Could not parse [])
        at 
org.apache.hadoop.hive.ql.security.authorization.plugin.metastore.HiveMetaStoreAuthorizer.onEvent(HiveMetaStoreAuthorizer.java:110)
        at 
org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.firePreEvent(HiveMetaStore.java:4026)
        at 
org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.get_database_req(HiveMetaStore.java:1695)
        at 
java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.base/java.lang.reflect.Method.invoke(Method.java:566)
        at 
org.apache.hadoop.hive.metastore.RetryingHMSHandler.invokeInternal(RetryingHMSHandler.java:147)
        at 
org.apache.hadoop.hive.metastore.RetryingHMSHandler.invoke(RetryingHMSHandler.java:108)
        at com.sun.proxy.$Proxy43.get_database_req(Unknown Source)
        at 
org.apache.hadoop.hive.metastore.HiveMetaStoreClient.getDatabase(HiveMetaStoreClient.java:1946)
        at 
org.apache.hadoop.hive.metastore.HiveMetaStoreClient.getDatabase(HiveMetaStoreClient.java:1930)
        at 
java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.base/java.lang.reflect.Method.invoke(Method.java:566)
        at 
org.apache.hadoop.hive.metastore.RetryingMetaStoreClient.invoke(RetryingMetaStoreClient.java:213)
        at com.sun.proxy.$Proxy44.getDatabase(Unknown Source)
        at org.apache.hadoop.hive.ql.metadata.Hive.getDatabase(Hive.java:2161)
        at 
org.apache.hive.service.cli.session.HiveSessionImpl.configureSession(HiveSessionImpl.java:296)
        at 
org.apache.hive.service.cli.session.HiveSessionImpl.open(HiveSessionImpl.java:188)
        at 
org.apache.hive.service.cli.session.SessionManager.createSession(SessionManager.java:480)
        at 
org.apache.hive.service.cli.session.SessionManager.openSession(SessionManager.java:420)
        at 
org.apache.hive.service.cli.CLIService.openSession(CLIService.java:190)
        at 
org.apache.hive.service.cli.thrift.ThriftCLIService.getSessionHandle(ThriftCLIService.java:499)
        at 
org.apache.hive.service.cli.thrift.ThriftCLIService.OpenSession(ThriftCLIService.java:341)
        at 
org.apache.hive.jdbc.HiveConnection.openSession(HiveConnection.java:1006)
        at org.apache.hive.jdbc.HiveConnection.<init>(HiveConnection.java:313)
        at org.apache.hive.jdbc.HiveDriver.connect(HiveDriver.java:107)
        at java.sql/java.sql.DriverManager.getConnection(DriverManager.java:677)
        at java.sql/java.sql.DriverManager.getConnection(DriverManager.java:228)
        at 
org.apache.hadoop.hive.metastore.tools.schematool.HiveSchemaHelper.getConnectionToMetastore(HiveSchemaHelper.java:88)
        at 
org.apache.hadoop.hive.metastore.tools.schematool.HiveSchemaHelper.getConnectionToMetastore(HiveSchemaHelper.java:103)
        at 
org.apache.hadoop.hive.metastore.CDHMetaStoreSchemaInfo.getMetaStoreSchemaVersion(CDHMetaStoreSchemaInfo.java:345)
        at 
org.apache.hadoop.hive.metastore.tools.schematool.SchemaToolTaskInitOrUpgrade.execute(SchemaToolTaskInitOrUpgrade.java:41)
        at 
org.apache.hadoop.hive.metastore.tools.schematool.MetastoreSchemaTool.run(MetastoreSchemaTool.java:454)
        at 
org.apache.hive.beeline.schematool.HiveSchemaTool.main(HiveSchemaTool.java:138)
        at 
java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.base/java.lang.reflect.Method.invoke(Method.java:566)
        at org.apache.hadoop.util.RunJar.run(RunJar.java:318)
        at org.apache.hadoop.util.RunJar.main(RunJar.java:232)
{noformat}

The root cause being HiveMetaStoreAuthorizer.isSuperUser()
String        ipAddress = HiveMetaStore.HMSHandler.getIPAddress();

--> this is null is kerberized environments when running from something like 
schematool (and perhaps metatool as well). 
when you have a CIDR representation in the IPAddress, then 
SubnetInfo.isInRange("") throws the above exception.

So in such cases, it is better to use the localhost address before resorting to 
"".




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