Ansible in a container era

How Ansible can help adopting container technologies and why it is important to wonder about its new role in the no-ssh era.

Transcript

1. NSIBLE In a container era
2. @YannColeu
3. Description • February 20, 2012 • Configuration management • Over SSH or WinRM Design • Minimal • States • Modularity • Minimal learning curve wikipedia
4. 1 3 sysadmin eras deploy.sh Kubernetes Ansible 2012 2014 2 3
5. Should I forget everything I know about the second era ?
6. No. Here is why in 5 points.
7. Fact n°1 The world is not ready to be fully containerized
8. Beliefs / Superstition Legacy App Unaware developers Physical nodes
9. Keep calm Ansible will never leave you
10. Fact n°2 Ansible is container ready
11. Docker / LXC / LXD / ECS modules Docker connection
12. Fact n°3 Ansible is container ready (but nobody knows it)
13. - name: run nginx container shell: “docker run --name webserver -d nginx:latest” - name: run nginx container docker_container: name: webserver image: nginx:latest state: started Module documentation Old blog posts
14. - name: restart nginx service: name: nginx state: restarted - name: restart nginx service: name: nginx state: restarted when: “ansible_virtualization_type != 'docker'” Check out my Gist file ! Roles authors should know
15. Demo
16. Fact n°4 Ansible has container workflows
17. Ansible Docker Kubernetes / Openshift = ansible-container
18. Dev Build Upload Deploy Ansible container workflow Apache edit mount run App
19. Dev Build Upload Deploy Ansible container workflow Apache edit mount apache run build App App
20. Dev Build Upload Deploy Ansible container workflow Apache edit mount push apache run build App App
21. Dev Build Upload Deploy Ansible container workflow Apache edit mount push apache run build shipit App App
22. Ansible container workflow Demo
23. Fact n°5 We all love Ansible, we can’t lose it
24. Swiss knife Huge community DevOps common tongue
25. Th nk you