druid/examples/quickstart/tutorial/hadoop/docker/bootstrap.sh

#!/bin/bash

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# this work for additional information regarding copyright ownership.
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#
#     http://www.apache.org/licenses/LICENSE-2.0
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: ${HADOOP_HOME:=/usr/local/hadoop}

$HADOOP_HOME/etc/hadoop/hadoop-env.sh

rm /tmp/*.pid
# installing libraries if any - (resource urls added comma separated to the ACP system variable)
cd $HADOOP_HOME/share/hadoop/common ; for cp in ${ACP//,/ }; do  echo == $cp; curl -LO $cp ; done; cd -

# altering the core-site configuration
sed s/HOSTNAME/$HOSTNAME/ /usr/local/hadoop/etc/hadoop/core-site.xml.template > /usr/local/hadoop/etc/hadoop/core-site.xml


start_sshd
$HADOOP_HOME/sbin/start-dfs.sh
$HADOOP_HOME/sbin/start-yarn.sh
$HADOOP_HOME/sbin/mr-jobhistory-daemon.sh start historyserver

if [[ $1 == "-d" ]]; then
  while true; do sleep 1000; done
fi

if [[ $1 == "-bash" ]]; then
  /bin/bash
fi