DevOps with Ansible

Intro to Devops and Ansible, and how we use it in Trialreach.

Transcript

1. DevOps with Ansible Federico Marani - DJUGL Sep ‘13
2. - First website in Python on Linux in 1998 - Startupper Federico Marani - @flagZ Tech Lead at
3. DevOps - Infrastructure as code - People leave companies Automate all the things!
4. DevOps should not require programming experience
5. DevOps = SysAdmin 2.0 (ideally keep the one-liners in the transition)
6. Ansible - Quick to get started - Builds on familiar tools - Run commands on ssh
7. Playbook
8. Task order is important Example: 1. Install Postgres 2. Create db user 3. Create database
9. Task are idempotent* *can be applied multiple times without changing the result beyond the initial application
10. Handlers commands flagged for later execution (when task caused state change)
11. Inventory
12. batteries included
13. How do we use it Postgresql PostGIS Solr Nginx Munin Rsyslog Postfix Vagrant Memcached Rabbitmq
14. TIPS
15. - Use Ansible roles - Use the action with least side effects (e.g. prefer “copy” to “template”)
16. - Keep servers stateless - Do things in the right place, either project level or infrastructure level.
17. Thanks Federico Marani @flagZ http://flagzeta.org Pics by - http://www.flickr.com/photos/zigazou76/ - http://www.flickr.com/photos/jamesclay/