Evolve into a DevOps butterfly

Transcript

1. 1 #GitLabCommit Evolve into a DevOps Butterfly
2. 2 #GitLabCommit Hi, Gitlab Commit London! Matteo Codogno @teo1690 Simone D’Avico @simonedavico
3. 3 #GitLabCommit
4. 4 #GitLabCommit Once were SVN and Virtual Machines
5. 5 #GitLabCommit ...and an operation team
6. 6 #GitLabCommit SVN messy merge!
7. 7 #GitLabCommit What were we looking for ?
8. 8 #GitLabCommit What we were looking for
9. 9 #GitLabCommit free on premise ⚡ CI/CD collaborative coding Choosing GitLab
10. 10 #GitLabCommit Evolution begins
11. 11 #GitLabCommit Phase 1 - gitflow
12. 12 #GitLabCommit Phase 1 - dev flow
13. 13 #GitLabCommit Evolution complete !
14. 14 #GitLabCommit Phase 1: limitations • No Continuous Delivery • Costly environment setup • Slow environment setup • No code reviews • No merge requests
15. 15 #GitLabCommit Phase 2 - K8S integration
16. 16 #GitLabCommit Phase 2: benefits • Cheap environment setup • Fast environment setup • Infrastructure as code • Introduced Merge requests • Introduced code reviews
17. 17 #GitLabCommit Evolution complete ?
18. 18 #GitLabCommit The pitfalls of scaling
19. 19 #GitLabCommit GitFlow: Supporting multiple versions
20. 20 #GitLabCommit GitFlow: steps to release • git-flow release start 1 • git commit -m ‘Add release notes v1’ • git commit -m ‘Update changelog v1’ • git push • git-flow release finish 1 • git checkout master • git push --tags • git checkout develop • git commit -m ‘Upgrade project version’ • git push
21. 21 #GitLabCommit Environment branches with GitLab Flow
22. 22 #GitLabCommit Release branches with GitLab Flow
23. 23 #GitLabCommit Evolution complete ?
24. 24 #GitLabCommit From 3 guys in a room...
25. 25 #GitLabCommit … to multiple teams
26. 26 #GitLabCommit Different stack, same steps
27. 27 #GitLabCommit Base CI scripts • Common CI scripts • Provide extensible job templates • Hide complexity from each project • Centralised upgrades and bug fixes
28. 28 #GitLabCommit Example: K8S template JOB template Include and extends job template Include only
29. 29 #GitLabCommit Example: K8S template JOB template Include and extends job template Include only Cheers!
30. 30 #GitLabCommit Example: K8S template JOB template Include and extends job template Include only
31. 31 #GitLabCommit Inspired by auto DevOps
32. 32 #GitLabCommit New tech stack, old CI scripts
33. 33 #GitLabCommit New tech stack, old CI engine
34. 34 #GitLabCommit Evolution complete !
35. 35 #GitLabCommit Evolution complete ?
36. 36 #GitLabCommit Automated Release https://hub.docker.com/r/papasmurf/changelog-parser Bot invokes GitLab API to create a new Release
37. 37 #GitLabCommit Takeaways • Company growth impacts tech solutions and methodology • Do not be afraid to try alternatives • GitLab supported us in our evolution • We draw inspiration from GitLab blog • We learn from GitLab codebase
38. 38 #GitLabCommit About us Matteo Codogno @teo1690 Simone D’Avico @simonedavico
39. 39 #GitLabCommit So long and thanks for all the fish!