Managing Modern Infrastructure with Ansible

Transcript

1. Managing Modern Infrastructure with Ansible Joe Ferguson https://github.com/svpernova09/ModernInfrastructureWithAnsible
2. Who Am I? Joe Ferguson PHP Developer Senior Full Stack Dev @ Preteckt Open Source Geek ⚽,, and fan Twitter: @JoePFerguson
3. Ansible for DevOps https://leanpub.com/ansible-for-devops
5. pip install ansible
6. Ansible Concepts Modules Standalone work units to perform a task Inventory Configuration Declaration of target systems to perform tasks upon Playbooks Complete set of roles / list of actions to take
7. Command Module
8. Command Module
9. Command Module
10. Create Ansible Playbook
11. Running Our Ansible Playbook
12. Ansible Variable Precedence http://docs.ansible.com/ansible/playbooks_variables.html
13. Ansible Variable Precedence • command line values (eg “-u user”) • role defaults • inventory file or script group vars • inventory group_vars/all • playbook group_vars/all • inventory group_vars/* • playbook group_vars/* • inventory file or script host vars
14. Reusing Playbooks from others
15. Ansible Galaxy Authors
16. Adding geerlingguy.php
17. Overriding Variables
18. Overriding Variables
19. Adding ansible-role-php
20. Adding ansible-role-php
21. Running ansible-role-php
22. Production Inventory
23. Staging Inventory
24. Dev Inventory
25. ansible_playbook -i prod.ini <playbook> ansible_playbook -i staging.ini <playbook> ansible_playbook -i dev.ini <playbook>
26. Ansible can deploy your code
27. General Ansible Advice Use environment based playbooks & inventory files for clear separation & to easily handle one off differences Use Python or some other environment variable system for managing your secrets! Couple variables to the most focused point, then raise their scope as you need
28. Ansible Tower https://www.ansible.com/products/tower
29. Ansible Tower https://www.ansible.com/products/tower/pricing
30. AWX - Open Source Tower
31. AWX - Open Source Tower
32. Python for PHP Devs Python PHP Composer Packagist composer.json FPM ??? composer.lock Pip PyPi & Others requirements.txt WSGI VirtualEnv LOL lock files
33. Virtual Environments
34. Install Dependencies
35. Install Dependencies
36. Freeze Dependencies
37. Our Virtual Env
38. Building a Deploy Playbook http://vcdt.joeferguson.me/
39. Playbook File
40. deploy-vcdt-app Role
41. deploy-vcdt-app Role
42. Using Jinja2 Templates
43. Update the Repository
44. Composer Install
45. Application Setup
46. Job’s Done!
47. Break Up Large YAML
48. System Maintenance
49. System Maintenance
50. Install & Configure Certbot
51. Create SSL & Cron
52. Combine SSL For HAProxy
53. Delayed Service Restarting
54. Renewal Post Hook Script
55. Renewal Post Hook Script
56. Install Docker
57. Install Docker
58. Add Users
59. Looping over Arrays (Hashes)
60. Directory Layout
61. Directory Layout
62. Directory Layout
63. Keep Your Secrets Secret!
64. Rolling Updates: Serial
65. Maximum Failure
66. Joe Ferguson Twitter: @JoePFerguson Email: joe@joeferguson.me Contact Info: Thanks!