This builds a Heroku instance with ruby-2.0.0-p195 linked to OpenSSL 1.0.1e, providing access to authenticated encryption modes such as GCM.
$ heroku config:set BUILDPACK_URL=https://github.com/ddollar/heroku-buildpack-multi $ cat .buildpacks https://github.com/heroku/heroku-buildpack-ruby.git https://github.com/gtank/ossl-buildpack.git
The binaries referenced in bin/compile were produced with Heroku anvil from the standard sources. If you do use this, please consider hosting your own copies.
Copy the snippet above into CLI.