OpenStack GitLab Autoscaling CI

[s-newman]

OpenStack GitLab Autoscaling CI

Once OpenStack is set up, we should set up the same autoscaling CI that we currently have on AWS using our OpenStack cluster. This will help save some money and provide more diverse CI options for our members.

Depends on

This issue depends on the following issues

• Deploy OpenStack #8

Tasks

All of the following tasks must be complete before this issue can be closed. Be sure to reference this issue in the relevant issues/PRs in other repositories.

• Deploy docker-machine runner on OpenStack that uses autoscaling
• Update Terraform used to deploy runner
• Add Ansible used to configure the runner
• Explain how autoscaling CI works in documentation
• Update host and network pages

[s-newman]

While it's geared towards AWS, this article is a good guide about how autoscaling CI works and how to configure it.