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https://issues.apache.org/jira/browse/TOREE-516?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Luciano Resende closed TOREE-516.
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Fix Version/s: Not Applicable
Assignee: Luciano Resende
Resolution: Workaround
Suggested using Jupyter Enterprise Gateway to provide the end-to-end requested
flow.
> Kerberos error while working with Toree Kernel
> ----------------------------------------------
>
> Key: TOREE-516
> URL: https://issues.apache.org/jira/browse/TOREE-516
> Project: TOREE
> Issue Type: Bug
> Components: Kernel
> Affects Versions: 0.3.0
> Environment: RHEL 7.7, HDP 3 , Spark 2.3.2
> Reporter: Bharath
> Assignee: Luciano Resende
> Priority: Critical
> Labels: security
> Fix For: Not Applicable
>
>
> We have a Kerberied HDP 3.1.0 cluster, configured Jupyter/Toree - It throws
> Keberos error, we have a valid kerberos ticket in place. Here is the
> kernel.json
> {
> "argv": [
> "/opt/jupyterhub/share/jupyter/kernels/apache_toree_scala/bin/run.sh",
> "--profile",
> "\{connection_file}"
> ],
> "env": {
> "DEFAULT_INTERPRETER": "Scala",
> "TOREE_SPARK_OPTS": "--master yarn --deploy-mode cluster",
> "TOREE_OPTS": "",
> "HADOOP_CONF_DIR": "/etc/hadoop/conf",
> "SPARK_HOME": "/usr/hdp/3.1.0.0-78/spark2",
> "PYTHONPATH":
> "/opt/jupyterhub/bin/python:/opt/anaconda3/bin/python:/usr/hdp/3.1.0.0-78/spark2/python/lib/py4j-0.10.7-src.zip:/usr/hdp/3.1.0.0-78/spark2/python:/usr/hdp/3.1.0.0-78/spark2/python/lib",
> "PYTHON_EXEC": "python",
> "HBASE_CONF_DIR": "/etc/hbase/conf",
> "HBASE_HOME": "/usr/hdp/current/hbase-client",
> "JAVA_HOME": "/usr/lib/jvm/java-1.8.0-openjdk-1.8.0.232.b09-0.el7_7.x86_64"
> },
> "display_name": "Toree - Scala-kernel",
> "language": "scala",
> "interrupt_mode": "signal",
> "metadata": {}
> }
> Error Message:
> 20/03/26 18:32:28 INFO RpcRetryingCallerImpl: Call exception, tries=8,
> retries=36, started=18874 ms ago, cancelled=false, msg=Call to
> compute-4.datalake.ntt/xxx.xxx.xx.xxx:16020 failed on local exception:
> javax.security.sasl.SaslException: GSS initiate failed [Caused by
> GSSException: No valid credentials provided (Mechanism level: Failed to find
> any Kerberos tgt)], details=row 'name_data:exchg_yearly,,99999999999999' on
> table 'hbase:meta' at region=hbase:meta,,1.1588230740,
> hostname=compute-4.datalake.ntt
> With above configuration, kernel dies sometimes.
> Please suggest if the way we are passing configs in Kernel.Json is the right
> way ?
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