#! /usr/bin/env 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.

bin_dir=$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )
at_home=$( cd "$( dirname "$bin_dir" )" && pwd )

function print_usage() {
  cat <<EOF

Usage: mapred <application> {-o test.<prop>=<value>}

Available applications:

    terasort    Run Terasort
    rowhash     Run RowHash
EOF
}

if [ -f "$at_home/conf/env.sh" ]; then
  . "$at_home"/conf/env.sh
else
  . "$at_home"/conf/env.sh.example
fi

if [ -z "$1" ]; then
  echo "ERROR: <application> needs to be set"
  print_usage
  exit 1
fi

mr_package="org.apache.accumulo.testing.mapreduce"
case "$1" in
  terasort)
    mr_main="${mr_package}.TeraSortIngest"
    ;;
  rowhash)
    mr_main="${mr_package}.RowHash"
    ;;
  *)
    echo "Unknown application: $1"
    print_usage
    exit 1
esac

export CLASSPATH="$TEST_JAR_PATH:$HADOOP_API_JAR:$HADOOP_RUNTIME_JAR:$CLASSPATH"

if [ ! -z $HADOOP_HOME ]; then
  export HADOOP_USE_CLIENT_CLASSLOADER=true
  "$HADOOP_HOME"/bin/yarn jar "$TEST_JAR_PATH" "$mr_main" "$TEST_PROPS" "$ACCUMULO_CLIENT_PROPS" "${@:2}" 
else
  echo "Hadoop must be installed and HADOOP_HOME must be set!"
  exit 1
fi