Migrando um legado de 30M de Requests/Dia

Apresentação realizada no primeirto meetup do Ada.rb

Transcript

1. 25 de Novembro de 2020 Migrando um legado de 30M de Requests/Dia 1º encontro do ada.rb
2. Gabriel Pereira @gabrielpedepera
8. Disclaimer
10. Domain
12. Challenge
14. Code
15. Consumer
16. REST APIs
17. Good Test Suite
18. Strategy
19. ctrl + c ctrl + v
20. $ bundle exec rails server
21. Monitoring
22. How make sure that everything is working correctly?
24. Diffy
25. Diffy
26. Diffy Interface
27. NGINX + Diffy Monitoring
28. server { listen 80; server_name "nginx-diffy-proxy"; location / { proxy_pass http://primary; } location /endpoint-to-be-migrated { mirror /mirror; mirror_request_body on; add_header X-Will-Mirror 'Yes'; proxy_pass http://primary; } location = /mirror { internal; proxy_set_header X-Original-Host $host; proxy_pass http://diffy$request_uri; } }
29. server { listen 80; server_name "nginx-diffy-proxy"; location / { proxy_pass http://primary; } location /endpoint-to-be-migrated { mirror /mirror; mirror_request_body on; add_header X-Will-Mirror 'Yes'; proxy_pass http://primary; } location = /mirror { internal; proxy_set_header X-Original-Host $host; proxy_pass http://diffy$request_uri; } }
30. server { listen 80; server_name "nginx-diffy-proxy"; location / { proxy_pass http://primary; } location /endpoint-to-be-migrated { mirror /mirror; mirror_request_body on; add_header X-Will-Mirror 'Yes'; proxy_pass http://primary; } location = /mirror { internal; proxy_set_header X-Original-Host $host; proxy_pass http://diffy$request_uri; } }
31. server { listen 80; server_name "nginx-diffy-proxy"; location / { proxy_pass http://primary; } location /endpoint-to-be-migrated { mirror /mirror; mirror_request_body on; add_header X-Will-Mirror 'Yes'; proxy_pass http://primary; } location = /mirror { internal; proxy_set_header X-Original-Host $host; proxy_pass http://diffy$request_uri; } }
32. server { listen 80; server_name "nginx-diffy-proxy"; location / { proxy_pass http://primary; } location /endpoint-to-be-migrated { mirror /mirror; mirror_request_body on; add_header X-Will-Mirror 'Yes'; proxy_pass http://primary; } location = /mirror { internal; proxy_set_header X-Original-Host $host; proxy_pass http://diffy$request_uri; } }
33. Diffy Interface
34. NGINX Replacing the APIs
35. server { listen 80; server_name "nginx-diffy-proxy"; location / { proxy_pass http://primary; } location /endpoint-to-be-migrated { add_header X-Candidate-Service 'Yes'; proxy_pass http://candidate; } }
36. server { listen 80; server_name "nginx-diffy-proxy"; location / { proxy_pass http://primary; } location /endpoint-to-be-migrated { add_header X-Candidate-Service 'Yes'; proxy_pass http://candidate; } }
39. Questions?
40. Thank You !!
41. References • https://gabrielpereira.dev/pt_br/2020/10/28/migrando-apis-utilizando-diffy-e- nginx • https://travelupdate.com/gladys-ingle-repairing-plane-video • https://blog.twitter.com/engineering/en_us/a/2015/diffy-testing-services- without-writing-tests.html • https://www.softwaretestingmagazine.com/videos/regression-testing-with- diffy • https://medium.com/@rahulmuthu80/mirroring-incoming-web-traffic-with- nginx-fit-devops-d688ddca7d30