#!/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.
DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
cd "$DIR/../../.." || exit 1

hadooplines=$(git diff --name-only HEAD~1..HEAD | grep -v hadoop-ozone | grep -c -v hadoop-hdds  )
if [ "$hadooplines" == "0" ]; then
  echo "Only ozone/hdds subprojects are changed"
  exit 0
else
  echo "Main hadoop projects are changed in an ozone patch."
  echo "Please do it in a HADOOP/HDFS patch and test it with hadoop precommit tests"
  exit 1
fi
