Installing ruby with Capistrano & rbenv

While we're supposed to create docker(y) images and deploy these to the cloud, I'm still comfortable deploying and maintaining quite a range of applications using Capistrano (this builds on the battle tested server management process that I outlined more than 7 years ago). But Capistrano and its plugins are typically aimed at performing application level tasks, and not so much about configuring the environment.

I typically install ruby using rbenv. To deploy ruby apps using rbenv a Capistrano plugin exist (capistrano/rbenv) but it is missing the commands to install and/or update the ruby installation.

This snippet presented here adds a few commands:

• cap rbenv:install ## installs rbenv
• cap rbenv:update ## updates rbenv & install…