HDDS-463. Fix the release packaging of the ozone distribution. Contributed by Elek Marton.

(cherry picked from commit 3d89c3e73eba280b8780228fcd097809271b4c8a)

dev-support/bin/ozone-dist-layout-stitching

@@ -122,7 +122,6 @@ run mkdir "ozone-${HDDS_VERSION}"
 run cd "ozone-${HDDS_VERSION}"
 run cp -p "${ROOT}/LICENSE.txt" .
 run cp -p "${ROOT}/NOTICE.txt" .
-run cp -p "${ROOT}/README.txt" .
 
 # Copy hadoop-common first so that it have always have all dependencies.
 # Remaining projects will copy only libraries which are not present already in 'share' directory.
@@ -162,6 +161,14 @@ cp -r "${ROOT}/hadoop-ozone/docs/target/classes/webapps/docs" ./
 rm sbin/*all.sh
 rm sbin/*all.cmd
 
+#remove test and java sources
+find . -name "*tests.jar" | xargs rm
+find . -name "*sources.jar" | xargs rm
+find . -name jdiff -type d | xargs rm -rf
+
+#add ozone specific readme
+
+run cp "${ROOT}/hadoop-dist/src/main/ozone/README.txt" README.txt
 #Copy docker compose files
 run cp -p -r "${ROOT}/hadoop-dist/src/main/compose" .
 
@@ -169,5 +176,5 @@ mkdir -p ./share/hadoop/mapreduce
 mkdir -p ./share/hadoop/yarn
 mkdir -p ./share/hadoop/hdfs
 echo
-echo "Hadoop Ozone dist layout available at: ${BASEDIR}/ozone"
+echo "Hadoop Ozone dist layout available at: ${BASEDIR}/ozone-${HDDS_VERSION}"
 echo

hadoop-dist/src/main/ozone/README.txt

@@ -0,0 +1,51 @@
+<!---
+  Licensed 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. See accompanying LICENSE file.
+-->
+
+This is the distribution of Apache Hadoop Ozone.
+
+Ozone is a submodule of Hadoop with separated release cycle. For more information, check
+
+   http://ozone.hadoop.apache.org
+
+      and
+
+   https://cwiki.apache.org/confluence/display/HADOOP/Ozone+Contributor+Guide
+
+For more information about Hadoop, check:
+
+   http://hadoop.apache.org
+
+This distribution includes cryptographic software.  The country in
+which you currently reside may have restrictions on the import,
+possession, use, and/or re-export to another country, of
+encryption software.  BEFORE using any encryption software, please
+check your country's laws, regulations and policies concerning the
+import, possession, or use, and re-export of encryption software, to
+see if this is permitted.  See <http://www.wassenaar.org/> for more
+information.
+
+The U.S. Government Department of Commerce, Bureau of Industry and
+Security (BIS), has classified this software as Export Commodity
+Control Number (ECCN) 5D002.C.1, which includes information security
+software using or performing cryptographic functions with asymmetric
+algorithms.  The form and manner of this Apache Software Foundation
+distribution makes it eligible for export under the License Exception
+ENC Technology Software Unrestricted (TSU) exception (see the BIS
+Export Administration Regulations, Section 740.13) for both object
+code and source code.
+
+The following provides more details on the included cryptographic
+software:
+  Hadoop Core uses the SSL libraries from the Jetty project written
+by mortbay.org.