[ https://issues.apache.org/jira/browse/YARN-1841?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13937278#comment-13937278 ]
Oleg Zhurakousky commented on YARN-1841: ---------------------------------------- . . . from YARN-617 - _". . . We can at the least make it as difficult as possible by using the same container tokens. . ."_. That is the rational? I don't get it. Why is that a problem? Production and operation concerns has to be clearly separated from the developer's concern. I hope there is a better explanation somewhere . . . > YARN ignores/overrides explicit security settings > ------------------------------------------------- > > Key: YARN-1841 > URL: https://issues.apache.org/jira/browse/YARN-1841 > Project: Hadoop YARN > Issue Type: Bug > Components: resourcemanager > Affects Versions: 2.3.0 > Reporter: Oleg Zhurakousky > > core-site.xml explicitly sets authentication as SIMPLE > {code} > <property> > <name>hadoop.security.authentication</name> > <value>simple</value> > <description>Simple authentication</description> > </property> > {code} > However any attempt to register ApplicationMaster on the remote YARN cluster > results in > {code} > org.apache.hadoop.security.AccessControlException: SIMPLE authentication is > not enabled. Available:[TOKEN] > . . . > {code} -- This message was sent by Atlassian JIRA (v6.2#6252)