Provisioning Rails Servers with Ansible

Radamanthus Batnag @radamanthus

https://github.com/radamanthus/

This talk is about

• Tasks in provisioning a Rails server

• Ansible

• My cool open-source ansible-rails playbook

• Life in general

New Server?No problem!

http://www.animschoolblog.com/2012/12/new-server-for-animschoolcom.html

No problem!

• Get the latest OS packages

• Disable all ports except port 22

• Harden sysctl settings

• Add ssh keys for deploy user

• Disable root ssh

No problem…

• Add Brightbox PPA

• Install Ruby

• Install Bundler

No problem?

• Add PostgreSQL PPA

• Create the deploy postgres user

• Create database.yml with the correct password

• Create the app database

Hmmm…

• Add Nginx PPA

• Install Nginx

• Remove default site

• upload myapp.conf Nginx config file

Aaargh

• Install the Puma gem

• add puma to /etc/init.d/

• Prepare the puma pid directory

• add app to /etc/puma.conf

• create monitrc for puma

In the old days, we had a recipe…

https://www.digitalocean.com/community/articles/how-to-install-rails-and-nginx-with-passenger-on-ubuntu

These days, we have

Ansible

Puppet

Chef

Demo

https://github.com/radamanthus/ansible-rails

Start Here!

Key Ansible Concepts

• Variables

• Includes

• Templates

• Files

• Roles

Walkthrough

Resources

• http://docs.ansible.com

• http://lattejed.com/first-five-and-a-half-minutes-on-a-server-with-ansible

• http://guides.spreecommerce.com/developer/ansible-ubuntu.html

• https://github.com/radar/ansible-rails-app

• https://github.com/radamanthus/ansible-rails

Thank You