Mastering GitLab 12

Contents of gitlab.rb.redis.j2

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

# Enable Redisredis['enable'] = true

Again, all other functions are disabled:

 # Disable all other services sidekiq['enable'] = false gitlab_workhorse['enable'] = false unicorn['enable'] = false postgresql['enable'] = false nginx['enable'] = false prometheus['enable'] = false alertmanager['enable'] = false pgbouncer_exporter['enable'] = false gitlab_monitor['enable'] = false gitaly['enable'] = false

In this part, we also check the role of the Redis node, which is passed through by Terraform to Ansible via the dynamic inventory:

 # Check the role of the redis server {% if hostvars[inventory_hostname].role == "master" ...