build_with_docker

#!/bin/bash

#
# use this script to build the R binaries with the `heroku/cedar:14` docker image locally
#

shopt -s extglob

# fail fast
set -e

# debug
# set -x

# for checking which version of the build script was used, output to STDOUT
# so that it gets included in the build log output file
echo "#======================================================================"
echo "# $0"
cat $0
echo "#======================================================================"
echo "# Environment"
set
echo "#======================================================================"

R_VERSION="${1:-3.4.0}"
BUILD_NO="${2:-`date +%Y%m%d-%H%M`}"
STACK="${3:-cedar-14}"
BUILDPACK_ARCHIVE="R-$R_VERSION-binaries-$BUILD_NO.tar.gz"
BUILDPACK_ARCHIVE_LATEST="R-$R_VERSION-binaries-latest.tar.gz"

# build the buildpack
docker run -t \
  -v $(pwd):/var/tmp/scripts \
  --name "$R_VERSION-$BUILD_NO" \
  heroku/cedar:14 \
  /var/tmp/scripts/build_r $R_VERSION $BUILD_NO $STACK

# commit for debugging
docker commit "$R_VERSION-$BUILD_NO" "vsv/$R_VERSION-$BUILD_NO"

# package up the binaries
docker run -t \
  -v $(pwd):/var/tmp/scripts \
  --name "$R_VERSION-$BUILD_NO-PKG" \
  "vsv/$R_VERSION-$BUILD_NO" \
  /var/tmp/scripts/package_r $R_VERSION $BUILD_NO $STACK

# get the binaries archive
docker cp "$R_VERSION-$BUILD_NO-PKG:/app/R-$R_VERSION-binaries-$BUILD_NO.tar.gz" .

# upload to S3
aws s3 cp $BUILDPACK_ARCHIVE \
  "s3://heroku-buildpack-r/$STACK/$BUILDPACK_ARCHIVE" \
  --acl=public-read \
  --profile=heroku-buildpack-r


# clean up
# comment these out when debugging
docker rm "$R_VERSION-$BUILD_NO-PKG"
docker rm "$R_VERSION-$BUILD_NO"
docker rmi "vsv/$R_VERSION-$BUILD_NO"

echo
echo "After testing the build, make it current by running the following:"
echo
echo " aws s3 cp s3://heroku-buildpack-r/$STACK/$BUILDPACK_ARCHIVE \\ "
echo "   s3://heroku-buildpack-r/$STACK/$BUILDPACK_ARCHIVE_LATEST \\ "
echo "   --acl=public-read \\ "
echo "   --profile=heroku-buildpack-r "
echo