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https://issues.apache.org/jira/browse/HDFS-13501?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16451365#comment-16451365
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Ajay Kumar commented on HDFS-13501:
-----------------------------------
{code}
[root@n002 hadoop-3.2.0-SNAPSHOT]# hdfs --daemon stop datanode
[root@n002 hadoop-3.2.0-SNAPSHOT]# ps -ef|grep datanode
root 4046 32214 0 22:47 pts/0 00:00:00 grep --color=auto datanode
root 30589 1 0 21:23 ? 00:00:00 jsvc.exec -Dproc_datanode
-outfile
/opt/hadoop/hadoop-3.2.0-SNAPSHOT/logs/hadoop-hdfs-root-datanode-n002.hdfs.example.com.out
-errfile
/opt/hadoop/hadoop-3.2.0-SNAPSHOT/logs/privileged-root-datanode-n002.hdfs.example.com.err
-pidfile /tmp/hadoop-hdfs-root-datanode.pid -nodetach -user hdfs -cp
/opt/hadoop/hadoop-3.2.0-SNAPSHOT/etc/hadoop:/opt/hadoop/hadoop-3.2.0-SNAPSHOT/share/hadoop/common/lib/*:/opt/hadoop/hadoop-3.2.0-SNAPSHOT/share/hadoop/common/*:/opt/hadoop/hadoop-3.2.0-SNAPSHOT/share/hadoop/hdfs:/opt/hadoop/hadoop-3.2.0-SNAPSHOT/share/hadoop/hdfs/lib/*:/opt/hadoop/hadoop-3.2.0-SNAPSHOT/share/hadoop/hdfs/*:/opt/hadoop/hadoop-3.2.0-SNAPSHOT/share/hadoop/mapreduce/*:/opt/hadoop/hadoop-3.2.0-SNAPSHOT/share/hadoop/yarn/lib/*:/opt/hadoop/hadoop-3.2.0-SNAPSHOT/share/hadoop/yarn/*
-Djava.net.preferIPv4Stack=true
-Djava.rmi.server.hostname=n002.hdfs.example.com
-Dcom.sun.management.jmxremote.port=1035
-Dcom.sun.management.jmxremote.authenticate=false
-Dcom.sun.management.jmxremote.ssl=false -jvm server
-Dyarn.log.dir=/opt/hadoop/hadoop-3.2.0-SNAPSHOT/logs
-Dyarn.log.file=hadoop-hdfs-root-datanode-n002.hdfs.example.com.log
-Dyarn.home.dir=/opt/hadoop/hadoop-3.2.0-SNAPSHOT
-Dyarn.root.logger=INFO,console
-Dhadoop.log.dir=/opt/hadoop/hadoop-3.2.0-SNAPSHOT/logs
-Dhadoop.log.file=hadoop-hdfs-root-datanode-n002.hdfs.example.com.log
-Dhadoop.home.dir=/opt/hadoop/hadoop-3.2.0-SNAPSHOT -Dhadoop.id.str=root
-Dhadoop.root.logger=INFO,RFA -Dhadoop.policy.file=hadoop-policy.xml
-Dhadoop.security.logger=INFO,NullAppender
org.apache.hadoop.hdfs.server.datanode.SecureDataNodeStarter
hdfs 30593 30589 0 21:23 ? 00:00:16 jsvc.exec -Dproc_datanode
-outfile
/opt/hadoop/hadoop-3.2.0-SNAPSHOT/logs/hadoop-hdfs-root-datanode-n002.hdfs.example.com.out
-errfile
/opt/hadoop/hadoop-3.2.0-SNAPSHOT/logs/privileged-root-datanode-n002.hdfs.example.com.err
-pidfile /tmp/hadoop-hdfs-root-datanode.pid -nodetach -user hdfs -cp
/opt/hadoop/hadoop-3.2.0-SNAPSHOT/etc/hadoop:/opt/hadoop/hadoop-3.2.0-SNAPSHOT/share/hadoop/common/lib/*:/opt/hadoop/hadoop-3.2.0-SNAPSHOT/share/hadoop/common/*:/opt/hadoop/hadoop-3.2.0-SNAPSHOT/share/hadoop/hdfs:/opt/hadoop/hadoop-3.2.0-SNAPSHOT/share/hadoop/hdfs/lib/*:/opt/hadoop/hadoop-3.2.0-SNAPSHOT/share/hadoop/hdfs/*:/opt/hadoop/hadoop-3.2.0-SNAPSHOT/share/hadoop/mapreduce/*:/opt/hadoop/hadoop-3.2.0-SNAPSHOT/share/hadoop/yarn/lib/*:/opt/hadoop/hadoop-3.2.0-SNAPSHOT/share/hadoop/yarn/*
-Djava.net.preferIPv4Stack=true
-Djava.rmi.server.hostname=n002.hdfs.example.com
-Dcom.sun.management.jmxremote.port=1035
-Dcom.sun.management.jmxremote.authenticate=false
-Dcom.sun.management.jmxremote.ssl=false -jvm server
-Dyarn.log.dir=/opt/hadoop/hadoop-3.2.0-SNAPSHOT/logs
-Dyarn.log.file=hadoop-hdfs-root-datanode-n002.hdfs.example.com.log
-Dyarn.home.dir=/opt/hadoop/hadoop-3.2.0-SNAPSHOT
-Dyarn.root.logger=INFO,console
-Dhadoop.log.dir=/opt/hadoop/hadoop-3.2.0-SNAPSHOT/logs
-Dhadoop.log.file=hadoop-hdfs-root-datanode-n002.hdfs.example.com.log
-Dhadoop.home.dir=/opt/hadoop/hadoop-3.2.0-SNAPSHOT -Dhadoop.id.str=root
-Dhadoop.root.logger=INFO,RFA -Dhadoop.policy.file=hadoop-policy.xml
-Dhadoop.security.logger=INFO,NullAppender
org.apache.hadoop.hdfs.server.datanode.SecureDataNodeStarter
{code}
> Secure Datanode stop/start from cli does not throw a valid error if
> HADOOP_SECURE_DN_USER is not set
> ----------------------------------------------------------------------------------------------------
>
> Key: HDFS-13501
> URL: https://issues.apache.org/jira/browse/HDFS-13501
> Project: Hadoop HDFS
> Issue Type: Improvement
> Reporter: Ajay Kumar
> Assignee: Ajay Kumar
> Priority: Major
>
> Secure Datanode start/stop from cli does not throw a valid error if
> HADOOP_SECURE_DN_USER is not set.
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