#!/bin/bash

#  Licensed to the Apache Software Foundation (ASF) under one
#  or more contributor license agreements.  See the NOTICE file
#  distributed with this work for additional information
#  regarding copyright ownership.  The ASF licenses this file
#  to you under the Apache License, Version 2.0 (the
#  "License"); you may not use this file except in compliance
#  with the License.  You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
#  Unless required by applicable law or agreed to in writing, software
#  distributed under the License is distributed on an "AS IS" BASIS,
#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#  See the License for the specific language governing permissions and
# limitations under the License.

datadir=`echo $HDFS_CONF_dfs_datanode_data_dir | perl -pe 's#file://##'`
if [ ! -d $datadir ]; then
  echo "Datanode data directory not found: $datadir"
  exit 2
fi

$HADOOP_PREFIX/bin/hdfs --config $HADOOP_CONF_DIR datanode
