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[OOZIE-3622] No mapreduce jars in the classpath for hadoop3 mapreduce job #58

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[OOZIE-3622] No mapreduce jars in the classpath for hadoop3 mapreduce job #58

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7 changes: 7 additions & 0 deletions core/src/main/java/org/apache/oozie/action/hadoop/MapReduceActionExecutor.java
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Original file line number Diff line number Diff line change
Expand Up @@ -474,6 +474,13 @@ protected String findYarnApplicationId(final Context context, final WorkflowActi
}
}

@Override
protected void addActionSpecificEnvVars(Map<String, String> env) {
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It will be compatible with previous Hadoop version? Like hadoop 2.6?

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Yes, that's right

// need to specify HADOOP_MAPRED_HOME for hadoop3, otherwise mapreduce jars won't be included
// in the launcher's CLASSPATH.
env.put("HADOOP_MAPRED_HOME", "${HADOOP_HOME}");
}

/**
* Finds a Hadoop job ID based on {@code action-data.seq} file stored on HDFS by {@link MapReduceMain}.
*/
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