hadoop/hadoop-ozone/dev-support/checks/isolation.sh

#!/usr/bin/env bash
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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