#!/bin/bash

: ${HADOOP_PREFIX:=/usr/local/hadoop}

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

rm /tmp/*.pid

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

# replace config
cp /mnt/hadoop-config/* $HADOOP_PREFIX/etc/hadoop/

service sshd start

## stop all in case master starts far behind
$HADOOP_PREFIX/sbin/stop-yarn.sh
$HADOOP_PREFIX/sbin/stop-dfs.sh

$HADOOP_PREFIX/sbin/start-dfs.sh
$HADOOP_PREFIX/sbin/start-yarn.sh
$HADOOP_PREFIX/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