Git/GitLab Ninja Hands on

1. Git Ninja Training
Ashok Kumar
Cloud Security Architect
BigApp

2. Software Development Process
DISCLAIMER
This document is strictly private, confidential and personal to its recipients and should not be copied, distributed or reproduced in whole or in part, nor passed to any
third party. © Copyright 2018 BigApp. All rights reserved

3. Every Tool Cover Part of Development Process
DISCLAIMER
This document is strictly private, confidential and personal to its recipients and should not be copied, distributed or reproduced in whole or in part, nor passed to any
third party. © Copyright 2018 BigApp. All rights reserved

4. Dev
DISCLAIMER
This document is strictly private, confidential and personal to its recipients and should not be copied, distributed or reproduced in whole or in part, nor passed to any third party. © Copyright
2018 BigApp. All rights reserved

5. CI/CD
DISCLAIMER
This document is strictly private, confidential and personal to its recipients and should not be copied, distributed or reproduced in whole or in part, nor passed to any third party. © Copyright
2018 BigApp. All rights reserved

6. GitLab
DISCLAIMER
This document is strictly private, confidential and personal to its recipients and should not be copied, distributed or reproduced in whole or in part, nor passed to any third party. © Copyright
2018 BigApp. All rights reserved

7. How do most people work today?

8. Intro
Git is a free and open source distributed version control system designed to
handle everything from small to very large projects with speed and efficiency.

9. GitLab Adoption
source:gitlab.com

10. Why GitLab
source:gitlab.com
DISCLAIMER
This document is strictly private, confidential and personal to its recipients and should not be copied, distributed or reproduced in whole or in part, nor passed to any third party. © Copyright
2018 BigApp. All rights reserved

11. GitLab Love Devops
source:gitlab.com

12. Auto Devops
Gitlab+Kubernetes
● Build
● Test
● Code Quality
● Dependency Scanning
● SAST(Static application security testing)
● DAST
● Deploy
● Performance Testing
● Monitoring
● License Management

13. A basic workflow
● Edit file
● Stage the changes
● Review your changes
● Commit the changes
● every clone is a backup
● work offline
DISCLAIMER
This document is strictly private, confidential and personal to its recipients and should not be copied, distributed or reproduced in whole or in part, nor passed to any
third party. © Copyright 2018 BigApp. All rights reserved

14. No Network Needed
● Performing a diff
● Viewing file history
● Committing changes
● Merging branches
● Obtaining other revisions of a file
● Switching branches
DISCLAIMER
This document is strictly private, confidential and personal to its recipients and should not be copied, distributed or reproduced in whole or in part, nor passed to any
third party. © Copyright 2018 BigApp. All rights reserved

15. Comparing Terminology
GitHub
● Pull Request
● Gist
● Repository
● Organizations
GitLab
➢ Merge Request
➢ Snippet
➢ Project
➢ Groups
DISCLAIMER
This document is strictly private, confidential and personal to its recipients and should not be copied, distributed or reproduced in whole or in part, nor passed to any third party. © Copyright
2018 BigApp. All rights reserved

16. Central repository model

17. Central Repository Model
Central Repo
Developer DeveloperDeveloper
DISCLAIMER
This document is strictly private, confidential and personal to its recipients and should not be copied, distributed or reproduced in whole or in part, nor passed to any
third party. © Copyright 2018 BigApp. All rights reserved

18. Git global setup
git config --global user.name "ashokbigapp"
git config --global user.email "ashok@bigappcompany.in"
DISCLAIMER
This document is strictly private, confidential and personal to its recipients and should not be copied, distributed or reproduced in whole or in part, nor passed to any
third party. © Copyright 2018 BigApp. All rights reserved

19. Create a new repository
git clone git@testgit.hackerflair.com:curio/cgcr.git
cd cgcr
touch README.md
git add README.md
git commit -m "add README"
git push -u origin master
DISCLAIMER
This document is strictly private, confidential and personal to its recipients and should not be copied, distributed or reproduced in whole or in part, nor passed to any third party. © Copyright 2018
BigApp. All rights reserved

20. Existing folder
cd existing_folder
git init
git remote add origin git@testgit.hackerflair.com:curio/cgcr.git
git add .
git commit -m "Initial commit"
git push -u origin master
DISCLAIMER
This document is strictly private, confidential and personal to its recipients and should not be copied, distributed or reproduced in whole or in part, nor passed to any third party. © Copyright
2018 BigApp. All rights reserved

21. Existing Git repository
cd existing_repo
git remote rename origin old-origin
git remote add origin git@testgit.hackerflair.com:curio/cgcr.git
git push -u origin --all
git push -u origin --tags
DISCLAIMER
This document is strictly private, confidential and personal to its recipients and should not be copied, distributed or reproduced in whole or in part, nor passed to any third party. ©
Copyright 2018 BigApp. All rights reserved

22. Git Branch
git checkout [branch]
git checkout -b [branch]
git branch -d [branch]
git branch --help
DISCLAIMER
This document is strictly private, confidential and personal to its recipients and should not be copied, distributed or reproduced in whole or in part, nor passed to any third party. © Copyright
2018 BigApp. All rights reserved

23. what is branch really ?

24. git status

25. History

26. Git log
git log
git log [branch]
git log --help
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This document is strictly private, confidential and personal to its recipients and should not be copied, distributed or reproduced in whole or in part, nor passed to any
third party. © Copyright 2018 BigApp. All rights reserved

27. git add .

28. git commit -m “making better”

29. git fetch

30. git pull
git pull = fetch + merge

31. git push

32. git remote -v

33. git merge [branch]

34. git reset

35. git [command] --help

36. Distributed WorkFlow
fetch, pull and push

37. who is what now ?

38. Resources
https://about.gitlab.com/images/press/git-cheat-sheet.pdf
https://git-scm.com/
https://git-scm.com/downloads/guis
#git on IRC
DISCLAIMER
This document is strictly private, confidential and personal to its recipients and should not be copied, distributed or reproduced in whole or in part, nor passed to any third party. © Copyright
2018 BigApp. All rights reserved

39. Challenge #1
● clone the code production
● create a branch for issue #2 (iss2)
● work for 5 min
● someone asks for a hotfix for issue #3
● checkout ‘production’
● create a branch (iss3)
● Fix the issue
● checkout production , merge iss3
● push production
● checkout iss2 and keep working

40. what to do next

41. Tagging

42. git tag -a v1.0 b95d62f4c

43. git stash

44. Challenge #2

45. Questions ?

46. slackme @ashok
gitlab @ashokbigapp
twitter @0fffh
Thankyou