Setting up the application servers

The most important pieces of this infrastructure are the application servers themselves. They are also installed with Ansible, but they have slightly bigger template files than the other components because a lot has to be configured:

• Script: install-gitlab.yml
• Template: gitlab.rb.j2
• Run command: ansible-playbook -i /usr/local/bin/terraform.py deploy/install-gitlab.yml

Contents of gitlab.rb.j2

The first declaration in this file is which role the instance will play in our infrastructure:

# Disable components that will not be on the GitLab application server
roles ['application_role']
nginx['enable'] = true

Along with the role, another function (nginx) is activated, which...