Sumana Sathish created HADOOP-15270:
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Summary: yarn rmadmin -getGroups returns group from which the user
has been removed
Key: HADOOP-15270
URL: https://issues.apache.org/jira/browse/HADOOP-15270
Project: Hadoop Common
Issue Type: Bug
Reporter: Sumana Sathish
{code:title= adding group hrt_yarn_rmadmin_test}
sudo su - -c "groupadd hrt_yarn_rmadmin_test" root
{code}
{Code:title=adding user hrt_yarn_rmadmin_test to group hrt_yarn_rmadmin_test}
sudo su - -c "useradd hrt_yarn_rmadmin_test -g hrt_yarn_rmadmin_test" root
{Code}
{Code:title= adding group hrt_yarn_rmadmin_test_group2 }
sudo su - -c "groupadd hrt_yarn_rmadmin_test_group2" root
{Code}
{Code:title=adding user hrt_yarn_rmadmin_test to group
hrt_yarn_rmadmin_test_group2}
sudo su - -c "usermod -a -G hrt_yarn_rmadmin_test_group2 hrt_yarn_rmadmin_test"
root
{Code}
Refresh and getGroups
{code}
yarn rmadmin -refreshUserToGroupsMappings
/usr/hdp/current/hadoop-yarn-client/bin/yarn rmadmin -getGroups
hrt_yarn_rmadmin_test
hrt_yarn_rmadmin_test : hrt_yarn_rmadmin_test hrt_yarn_rmadmin_test_group2
{code}
Delete group hrt_yarn_rmadmin_test_group2 from user hrt_yarn_rmadmin_test and
refresh and do getGroups.
We can still see group hrt_yarn_rmadmin_test_group2
{code}
sudo su - -c "gpasswd -d hrt_yarn_rmadmin_test hrt_yarn_rmadmin_test_group2"
root
{code}
Removing user hrt_yarn_rmadmin_test from group hrt_yarn_rmadmin_test_group2
{code}
bash-4.2$ /usr/hdp/current/hadoop-yarn-client/bin/yarn rmadmin
-refreshUserToGroupsMappings
/usr/hdp/current/hadoop-yarn-client/bin/yarn rmadmin -getGroups
hrt_yarn_rmadmin_test
hrt_yarn_rmadmin_test : hrt_yarn_rmadmin_test hrt_yarn_rmadmin_test_group2
{code}
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