#!/bin/bash

# ============LICENSE_START==========================================
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# Copyright © 2017 AT&T Intellectual Property. All rights reserved.
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# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
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#
#        http://www.apache.org/licenses/LICENSE-2.0
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/usr/hdp/current/hadoop-client/bin/hdfs namenode -format -force
/usr/hdp/current/hadoop-client/sbin/hadoop-daemon.sh --config /etc/hadoop/conf start namenode
/usr/hdp/current/hadoop-client/sbin/hadoop-daemon.sh --config /etc/hadoop/conf start datanode

sleep 30 # Wait for services to come up?

hdfs dfs -mkdir -p /hdp/apps/2.3.2.0-2950/mapreduce/
hdfs dfs -put /usr/hdp/current/hadoop-client/mapreduce.tar.gz /hdp/apps/2.3.2.0-2950/mapreduce/
hdfs dfs -chown -R hdfs:hadoop /hdp
hdfs dfs -chmod -R 555 /hdp/apps/2.3.2.0-2950/mapreduce
hdfs dfs -chmod 444 /hdp/apps/2.3.2.0-2950/mapreduce/mapreduce.tar.gz

# We will try to set up general CDAP related stuff (cluster-prep) here 
(
hdfs dfs -mkdir -p /user/yarn 
hdfs dfs -chown yarn /user/yarn 
hdfs dfs -chgrp yarn /user/yarn

hdfs dfs -mkdir -p /cdap 
hdfs dfs -chown yarn /cdap

hdfs dfs -mkdir -p /cdap/tx.snapshot 
hdfs dfs -chown yarn /cdap/tx.snapshot
) &