Helm Summit - 2018

Slides from Helm Summit 2018

Transcript

1. Lostrómos A Helm Operator
2. Nicole Hubbard @nicolerenee3810 Architect WP Engine
3. @nicolerenee3810 WP Engine
4. @nicolerenee3810 WordPress Digital Experience Platform
5. @nicolerenee3810 300,000+ WordPress Installations
6. @nicolerenee3810 Starting Infrastructure Everything on a single VM NGINX Caching layer PHP Processing Storage MySQL Virtual Machine
7. @nicolerenee3810 6,000+ VMs
8. @nicolerenee3810 That doesn’t scale
9. @nicolerenee3810 Containers Docker Kubernetes
10. @nicolerenee3810 That’s how you scale, right?
11. @nicolerenee3810 Where do we start?
12. @nicolerenee3810 Step 1 Move PHP Processing off the VM and into K8s NGINX Caching layer PHP Processing Storage MySQL Virtual Machine K8s PHP PHP PHP
13. @nicolerenee3810 Custom PHP Application Server
14. @nicolerenee3810 Golang
15. @nicolerenee3810 Runs PHP-FPM workers in individual namespace jails
16. @nicolerenee3810 Just in time mounts site content into worker jail
17. @nicolerenee3810 Can process requests for an entire VM instead of a single WordPress installation
18. @nicolerenee3810 Storage Domain = VM
19. @nicolerenee3810 App Server per storage domain
20. @nicolerenee3810 Deploying
21. @nicolerenee3810 Jenkins runs Helm
22. @nicolerenee3810 6,000 deploys for the same Helm chart...
23. @nicolerenee3810 ...in Jenkins...
24. @nicolerenee3810 ...that’s 6,000 values files
25. @nicolerenee3810
26. @nicolerenee3810 Lostrómos
27. @nicolerenee3810 Runs in K8s
28. @nicolerenee3810 Reconciles our PHP Application Server Deployments
29. @nicolerenee3810 How?
30. @nicolerenee3810 K8s Custom Resources
31. @nicolerenee3810
32. @nicolerenee3810
33. @nicolerenee3810 Watches a custom resource
34. @nicolerenee3810 CR Created = Helm release created
35. @nicolerenee3810 CR Updated = Helm release updated
36. @nicolerenee3810 CR Deleted = Helm release purged
37. @nicolerenee3810 Reconciliation Loop
38. @nicolerenee3810 Demo
39. @nicolerenee3810 Open Source on GitHub github.com/wpengine/lostromos
40. @nicolerenee3810 Future
41. @nicolerenee3810 Tiller-less Thanks CoreOS team
42. @nicolerenee3810 Watching any K8s objects
43. @nicolerenee3810 Additional deployment methods
44. @nicolerenee3810 PRs happily accepted
45. @nicolerenee3810 Questions? github.com/wpengine/lostromos