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https://issues.apache.org/jira/browse/YARN-1329?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
haosdent reassigned YARN-1329:
------------------------------
Assignee: haosdent
> yarn-config.sh overwrites YARN_CONF_DIR indiscriminately
> ---------------------------------------------------------
>
> Key: YARN-1329
> URL: https://issues.apache.org/jira/browse/YARN-1329
> Project: Hadoop YARN
> Issue Type: Bug
> Components: nodemanager, resourcemanager
> Reporter: Aaron Gottlieb
> Assignee: haosdent
> Labels: easyfix
>
> The script yarn-daemons.sh calls
> {code}${HADOOP_LIBEXEC_DIR}/yarn-config.sh{code}
> yarn-config.sh overwrites any previously set value of environment variable
> YARN_CONF_DIR starting at line 40:
> {code:title=yarn-config.sh|borderStyle=solid}
> #check to see if the conf dir is given as an optional argument
> if [ $# -gt 1 ]
> then
> if [ "--config" = "$1" ]
> then
> shift
> confdir=$1
> shift
> YARN_CONF_DIR=$confdir
> fi
> fi
>
> # Allow alternate conf dir location.
> export YARN_CONF_DIR="${HADOOP_CONF_DIR:-$HADOOP_YARN_HOME/conf}"
> {code}
> The last line should check for the existence of YARN_CONF_DIR first.
> {code}
> DEFAULT_CONF_DIR="${HADOOP_CONF_DIR:-$YARN_HOME/conf}"
> export YARN_CONF_DIR="${YARN_CONF_DIR:-$DEFAULT_CONF_DIR}"
> {code}
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