1.
CI & CD
Sleep in peace

2.
`whoami`
RUBÉN
SOSPEDRA
Software engineer
at Ulabox
@sospedra_r

3.
Testing
All code is guilty,
until proven innocent

4.
Testing

5.
CI is a software development practice in which you
build and test software every time a developer pushes
code to the application.
Continuous Integration
Continuous Integration [CI]

6.
CI = TEST + BUILD
Continuous Integration

7.
Is an approach in which automated testing and
deployment capabilities allow rapid deployments.
With minimal human intervention: triggers.
Continuous Delivery
Continuous Delivery

8.
Continuous Delivery =
TEST + BUILD + 👆 → DEPLOY
Continuous Delivery

9.
Continuous Delivery =
(TEST + BUILD) + 👆 → DEPLOY
Continuous Delivery

10.
Continuous Delivery =
(CI) + 👆 → DEPLOY
Continuous Delivery

11.
Every code change goes through a pipeline and is put
into production automatically. There's no human
intervention at all.
Continuous Deployment
Continuous Deployment [CD]

12.
CD =
TEST + BUILD + ⚙ → DEPLOY
Continuous Deployment

13.
🚢 Ship the code within a merge request
🔄 Run automated tests
🔐 Build and deploy to a staging environment
👀 Preview the changes
🔎 Review the code and merge into master
👆 Deploy your changes to a production environment
😭 Rollback if something goes wrong
Flow: staging
Staging

14.
🚢 Ship the code within a merge request
🔄 Run automated tests
⚙ Build and deploy to a production environment
👀 Preview the changes
😭 Rollback if something goes wrong
Flow: staging
YOLO

15.
AUTOMATED
AUTOMATED
AUTOMATED
AUTOMATED
AUTOMATED
AUTOMATED
Key concept

16.
Tools
Some tools

17.
Tools
. . . GitLab!

18.
Resources
Resources
● [demo] gitlab.com/sospedra/upc
● [CI Lintern] gitlab.com/ci/lint
● [tpls] /new/master?file_name=.gitlab-ci.yml
● [deploy] github.com/travis-ci/dpl
● [book] thoughtworks.com/continuous-delivery

19.
Thanks
May the test be with you 🖖