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Grpc and asp.net partie 2
The document discusses gRPC and ASP.NET Core 3.1. It begins with an introduction to gRPC and then covers various topics like how gRPC works, gRPC-web, using gRPC with Azure, and using gRPC with Xamarin. Some key points discussed include that gRPC uses HTTP/2 and Protocol Buffers, gRPC-web allows browsers to make gRPC calls, and gRPC can be used with Azure App Services via gRPC-web. The document also provides some example resources and demos for working with gRPC.
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Grpc and asp.net partie 2
- 1. gRPC & ASP.NETCore 3.1: partie 2 Senior software developer @ Equisoft http://anthonygiretti.com/ https://twitter.com/anthonygiretti https://www.linkedin.com/in/anthony-g-98670426/ https://github.com/AnthonyGiretti https://www.nuget.org/profiles/AnthonyGiretti Anthony Giretti
- 2. Introduction http://anthonygiretti.com/ https://twitter.com/anthonygiretti https://www.linkedin.com/in/anthony-g-98670426/ https://github.com/AnthonyGiretti https://www.nuget.org/profiles/AnthonyGiretti 2- Comment fonctionnegRPC ? 3- gRPC-web 4- gRPC & Azure 1- Retour sur l’introduction de gRPC dotnet 6- Démo 5- gRPC & Xamarin
- 3. Retour sur l’introde gRPC dotnet http://anthonygiretti.com/ https://twitter.com/anthonygiretti https://www.linkedin.com/in/anthony-g-98670426/ https://github.com/AnthonyGiretti https://www.nuget.org/profiles/AnthonyGiretti • Framework RPC développé et open source par Google • Compatible uniquement avec HTTP2 • Protocol Buffers (serialization en binaire) • Non compatible avec les navigateurs • Non supporté par Azure App Services
- 4. Comment fonctionne gRPC? http://anthonygiretti.com/ https://twitter.com/anthonygiretti https://www.linkedin.com/in/anthony-g-98670426/ https://github.com/AnthonyGiretti https://www.nuget.org/profiles/AnthonyGiretti • POST uniquement • Content-Type “application/grpc” • Headers classiques • Headers spécifiques “Trailers” (custom metadata) • HTTP status 200 et grpc-status (1-16) • Réponse binaire https://github.com/grpc/grpc/blob/master/doc/PROTOCOL-HTTP2.md
- 5. Comment fonctionne gRPC? http://anthonygiretti.com/ https://twitter.com/anthonygiretti https://www.linkedin.com/in/anthony-g-98670426/ https://github.com/AnthonyGiretti https://www.nuget.org/profiles/AnthonyGiretti Code Number OK 0 CANCELLED 1 UNKNOWN 2 INVALID_ARGUMENT 3 DEADLINE_EXCEEDED 4 NOT_FOUND 5 ALREADY_EXISTS 6 PERMISSION_DENIED 7 RESOURCE_EXHAUSTED 8 Code Number FAILED_PRECONDITION 9 ABORTED 10 OUT_OF_RANGE 11 UNIMPLEMENTED 12 INTERNAL 13 UNAVAILABLE 14 DATA_LOSS 15 UNAUTHENTICATED 16 grpc-status
- 6. Comment fonctionne gRPC? http://anthonygiretti.com/ https://twitter.com/anthonygiretti https://www.linkedin.com/in/anthony-g-98670426/ https://github.com/AnthonyGiretti https://www.nuget.org/profiles/AnthonyGiretti • grpc-status permet d’introduire la résilience avec Polly
- 7. Comment fonctionne gRPC? http://anthonygiretti.com/ https://twitter.com/anthonygiretti https://www.linkedin.com/in/anthony-g-98670426/ https://github.com/AnthonyGiretti https://www.nuget.org/profiles/AnthonyGiretti • CRUD
- 8. Comment fonctionne gRPC? http://anthonygiretti.com/ https://twitter.com/anthonygiretti https://www.linkedin.com/in/anthony-g-98670426/ https://github.com/AnthonyGiretti https://www.nuget.org/profiles/AnthonyGiretti • Validation native non supportée • Alternative server side avec le package https://www.nuget.org/packages/Calzolari.Grpc.AspNetCore.Validation/ • Client side avec le package https://www.nuget.org/packages/Calzolari.Grpc.Net.Client.Validation/ https://github.com/AnthonyGiretti/grpc-aspnetcore-validator
- 9. Comment fonctionne gRPC? http://anthonygiretti.com/ https://twitter.com/anthonygiretti https://www.linkedin.com/in/anthony-g-98670426/ https://github.com/AnthonyGiretti https://www.nuget.org/profiles/AnthonyGiretti • Authentification • HTTP 401 !!!! pas de grpc-status
- 10. Comment fonctionne gRPC? http://anthonygiretti.com/ https://twitter.com/anthonygiretti https://www.linkedin.com/in/anthony-g-98670426/ https://github.com/AnthonyGiretti https://www.nuget.org/profiles/AnthonyGiretti • L’audit grâce aux intercepteurs
- 11. Comment fonctionne gRPC? http://anthonygiretti.com/ https://twitter.com/anthonygiretti https://www.linkedin.com/in/anthony-g-98670426/ https://github.com/AnthonyGiretti https://www.nuget.org/profiles/AnthonyGiretti • Gestion des erreurs globales non supportées
- 12. Comment fonctionne gRPC? http://anthonygiretti.com/ https://twitter.com/anthonygiretti https://www.linkedin.com/in/anthony-g-98670426/ https://github.com/AnthonyGiretti https://www.nuget.org/profiles/AnthonyGiretti • Healthchecks • Versionning • Tests d’intégrations • Monitoring avec Application Insights (mais pas efficace)
- 13. gRPC-web http://anthonygiretti.com/ https://twitter.com/anthonygiretti https://www.linkedin.com/in/anthony-g-98670426/ https://github.com/AnthonyGiretti https://www.nuget.org/profiles/AnthonyGiretti • Compatibilité avecles navigateurs web et clients lourds • Compatible avec HTTP1.1 & HTTP2 • Content-Type “application/grpc-web” ou “application/grpc-web-text” • Librairie Client gRPC-web et serveur • Activer CORS
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- 19. gRPC & Xamarin http://anthonygiretti.com/ https://twitter.com/anthonygiretti https://www.linkedin.com/in/anthony-g-98670426/ https://github.com/AnthonyGiretti https://www.nuget.org/profiles/AnthonyGiretti •Xamarin supporte gRPC-web (application déployée) • Toujours le même problème en local
- 20. Conclusion http://anthonygiretti.com/ https://twitter.com/anthonygiretti https://www.linkedin.com/in/anthony-g-98670426/ https://github.com/AnthonyGiretti https://www.nuget.org/profiles/AnthonyGiretti • gRPC • Serveura serveur • Non compatible Azure App Service • Transport binaire • HTTP2 • gRPC-web • Serveur a serveur ou serveur a browser • Compatible avec Azure App Service • Transport texte ou base 64 • HTTP2 & HTTP1.1
- 21. Ressources http://anthonygiretti.com/ https://twitter.com/anthonygiretti https://www.linkedin.com/in/anthony-g-98670426/ https://github.com/AnthonyGiretti https://www.nuget.org/profiles/AnthonyGiretti • https://grpcweb.azurewebsites.net/ • https://github.com/improbable-eng/grpc-web •https://github.com/AnthonyGiretti/angular8-grpc-aspnetcore3-1-demo • https://github.com/grpc/grpc/blob/master/doc/PROTOCOL-HTTP2.md • https://devblogs.microsoft.com/aspnet/grpc-web-experiment/
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