Deploying a rails app using Ansible

Mahesh B R Sahaj Software Solutions Pvt. Ltd. @maheshbr1008 @maheshbr

What is Ansible?

• Configuration management and orchestration tool.

• Written in python.

• Everything is a yaml file.

• https://github.com/ansible/ansible

Steps

• Install rvm

• Remove default version of ruby if it’s present

• Install required version of ruby and make it the default.

• Install rails

• Install a rails server - puma/unicorn/raptor

• Install nginx

• Remove default nginx site

• Add myapp.conf

• Pull the repo or copy the artefact

• Couchbase

• Elasticsearch

• Kibana

• Postgres

• Newrelic

Demo

Walkthrough

Multi stage environment

• Multiple inventory files

• Grouping servers

• Group variables and precedence

Resources• http://docs.ansible.com/

• https://docs.ansible.com/playbooks_best_practices.html

• http://rosstuck.com/multistage-environments-with-ansible/

• http://www.erikaheidi.com/blog/configuring-a-multistage-environment-with-ansible-and-vagrant

Questions?