Heroku Buildpack R Build - Second Edition

Build for the heroku-buildpack-r buildpack.

Prerequisites

• You need a GitHub account
• Make
• Docker
• Access to Docker Hub for the ubuntu:* and heroku/heroku:* docker images
• AWS Account
• AWS cli installed
• AWS credentials configured as per Standardized Way to Manage Credentials
• Access to S3 and a provisioned bucket
• Heroku Account

Usage

To build, test and publish artifacts for the buildpack:

make build
make test
make publish

Variables

The following build variables are available:

Variable	Default	Notes
HEROKU_STACK	22	Corresponds to numeric suffix of the Heroku Stack. Valid values include 18, 20 and 22.
UBUNTU_IMAGE	ubuntu:22.04	The docker image for the Ubuntu image. Should correspond with the Ubuntu version of the Heroku Stack.
R_VERSION	4.2.1	The version of R to be built.
CRAN_VERSION	cran40	The CRAN repository version.
BUILDPACK_VERSION	latest	Version of the buildpack. This maps to the directory used on S3. Valid values include at least latest and test.

E.g. To build for the heroku-20 stack

export HEROKU_STACK=20
make build
make test
make publish

Credits

• Original virtualstaticvoid/heroku-buildpack-r-build repository.
• Build snippets from the rstudio/r-builds project.
• Test snippets from the rstudio/r-docker project.

License

MIT License. Copyright (c) 2020 Chris Stefano. See LICENSE for details.