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CI/CD 101
- 1. Sun Core Tech ltd CI / CD 101 dusan@suntoken.io
- 2. Sun Core Tech ltd Every company is software company
- 3. Sun Core Tech ltd How fast you can put change of 1 line of code into production ?
- 4. Sun Core Tech ltd Aspiration should be close to 0 seconds
- 5. Sun Core Tech ltd CI / CD (part of the solution)
- 6. Sun Core Tech ltd In software engineering, continuous integration (CI) is the practice of merging all developer working copies to a shared mainline several times a day (Wikipedia)
- 7. Sun Core Tech ltd Continuous delivery (CD or CDE) is a software engineering approach in which teams produce software in short cycles, ensuring that the software can be reliably released at any time and, when releasing the software, doing so manually (Wikipedia)
- 8. Sun Core Tech ltd Value
- 9. Sun Core Tech ltd Automate everything
- 10. Sun Core Tech ltd
- 11. Sun Core Tech ltd How to do it • Create single repository of truth for the entire system • Enable on demand creation of environments (including builds) • Make infrastructure easier to rebuild than to repair • Modify definition of done • Amplify feedback
- 12. Sun Core Tech ltd Create single repository of truth for the entire system • All application code and dependencies • All scripts used to create database schemas, app reference data etc. • All environment creation tools (images, Puppet manifests, recipes…) • All files used to create containers (Dockerfiles…) • All supporting automated tests and any manual test scripts • Any script that supports code packaging, deployment, database migration • All project artefacts • All cloud configuration files • Anything else (DNS config, firewall rules, enterprise service buses…)
- 13. Sun Core Tech ltd Enable on demand creation of environments • Copy virtualised environment (e.g. a VMWare image, copy Vagrant script, boot Amazon AMI in EC2) • Automate bare metal (e.g., PXE install) • Infrastructure as a code (Puppet, Terraform, Heat, Cloud Formation, Ansible…) • Automated OS install (Debian Preseed, Red Hat Kickstart, Solaris Jumpstart) • Assemble environment from building blocks (Docker, Kubernetes)
- 14. Sun Core Tech ltd Make infrastructure easier to rebuild than to repair MTBF MTTR
- 15. Sun Core Tech ltd Modify definition of done • Have working and potentially shippable code • Test in production-like environment
- 16. Sun Core Tech ltd Amplify feedback
- 17. Sun Core Tech ltd Amplify feedback • Enable fast and reliable automated testing • Visible feedback from testing • Central log storage, accessible from web • Performance feedback
- 18. Sun Core Tech ltd Simple
- 19. Sun Core Tech ltd Complex
- 20. Sun Core Tech ltd Integrated solutions • Mirantis Application Platform • Red Hat Openshift • …many others
- 21. Sun Core Tech ltd Books
- 22. Sun Core Tech ltd Q&A