build-reproducible.sh

#!/bin/bash
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# to you under the Apache License, Version 2.0 (the
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#    https://www.apache.org/licenses/LICENSE-2.0
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# Run a standard build
function build() {
  echo "Building ..."
  mvn -U -P apache-release,with-boost,with-dotnet,with-cpp,with-python,with-proxies,with-sandbox -DaltDeploymentRepository=snapshot-repo::default::file:./local-snapshots-dir clean deploy
  echo "Done"
}

# Just remove all the metadata information and all the hashes and signatures
function clean() {
  echo "Cleaning ..."
  cd local-snapshots-dir || exit
  find ./ -name "*.asc" -exec rm -rf {} \;
  find ./ -name "*.md5" -exec rm -rf {} \;
  find ./ -name "*.sha1" -exec rm -rf {} \;
  find ./ -name "maven-metadata.xml" -exec rm -rf {} \;
  find ./ -name "maven-metadata.xml.md5" -exec rm -rf {} \;
  find ./ -name "maven-metadata.xml.sha1" -exec rm -rf {} \;
  cd ..
  echo "Done"
  pwd
}

# Rename all snapshot files to not contain the timestamps
function renameArtifacts() {
  echo "Renaming ..."
  cd local-snapshots-dir || exit
  # Remove the timestamp from the file-names
  find . -type f | rename 's/-\d{8}\.\d{6}-\d{1,2}//'
  cd ..
  echo "Done"
  pwd
}

# Package the remaiing files into one tgz archive
function packageDirectory() {
  echo "Packaging ..."
  tar -cvf reproducible-build-candidate.tgz local-snapshots-dir/
  echo "Done"
  pwd
}

# Remove any pre-existing directory
rm -r local-snapshots-dir

build
clean
renameArtifacts
packageDirectory