Evolving your APIs, a step-by-step approach
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A presentation given by Nicolas Fränkel , Head of Developer Advocacy, Apache APISIX at our 2023 Platform Summit, October 17-18, 2023
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Evolving your APIs, a step-by-step approach
- 1. @nicolas_frankel Evolving your APIs A step-by-step approach
- 2. @nicolas_frankel Me, myself and I n Developer n Developer advocate
- 3. @nicolas_frankel Your first API n Probably focused on REST(ful) semantics
- 4. @nicolas_frankel We need to deploy v2!
- 5. @nicolas_frankel Step 1 – The initial situation
- 7. @nicolas_frankel An API Gateway can help!
- 8. @nicolas_frankel Let’s go back a bit n I started to use the Internet a bit before 2000
- 9. @nicolas_frankel My first website n HTML: • With images • With MIDI audio • No CSS • No JavaScript
- 10. @nicolas_frankel Web server n Serve static content
- 11. @nicolas_frankel Personal Home Page n Apache Web Server n People wanted more dynamic content 1. CGI scripts 2. PHP
- 12. @nicolas_frankel The rise of WWW n Companies started to use it as an official communication channel • Redundancy • Load balancing
- 13. @nicolas_frankel WWW becomes ubiquitous n More unrelated nodes • Routing
- 14. @nicolas_frankel The evolution of the Web Server 1. Serve static content 2. Serve dynamic content 3. Load balancer 4. Routing
- 15. @nicolas_frankel Reverse Proxy: Single Point of Entry n Any cross-concern feature • Authentication • Authorization • Caching • IP Blocking
- 16. @nicolas_frankel Interconnecting heterogeneous Information Systems n File sharing with FTP n Synchronous communication inside a tech stack n Synchronous communication via HTTP
- 17. @nicolas_frankel API Gateway n Specialized Reverse Proxy n Features dedicated to APIs • Billing • Complex rate-limiting • Etc.
- 18. @nicolas_frankel API Gateways n Apache APISIX n Kong Gateway n Tyk n Gloo n Ambassador n Gravitee
- 19. @nicolas_frankel Apache APISIX n Donated to the Apache Foundation in 2019 n Became a Top-Level Project in 2020
- 20. @nicolas_frankel Apache APISIX, an API Gateway the Apache way
- 21. @nicolas_frankel Step 2 – Introduce an API Gateway
- 22. @nicolas_frankel Step 3 – Introduce a versioned resource
- 23. @nicolas_frankel Step 4 – Move the unversioned resource permanently
- 24. @nicolas_frankel Step 5 – Make users register n Hard to change because we don’t know our users n But developers don’t like to register n Provide them an incentive • 429
- 25. @nicolas_frankel Step 6 – Test in production but be smart about it
- 26. @nicolas_frankel Step 7 – Use proven deployment methods n Canary release for the win
- 27. @nicolas_frankel Step 8 – Deprecate your endpoints n IETF Draft n Deprecation header • Date or Boolean n Link header to point to the new resource n Sunset header
- 28. @nicolas_frankel Step 9 and afterwards – Time for v3!
- 29. @nicolas_frankel Thanks for your attention! n @nicolas_frankel n @nicolas@frankel.ch n https://blog.frankel.ch/ n https://bit.ly/evolve-apis n https://apisix.apache.org/