gRPC with Go

Transcript

1. GRPC with Go @ktr_0731
2. Profile $ whoami ‣ Taro Aoki / @ktr_0731 ‣ s123@u-aizu ‣ αʔόαΠυΤϯδχΞ ‣ Go ͕޷͖ (9 ϲ݄͘Β͍) ‣ Web ͕޷͖
6. What is gRPC?
7. gRPC A RPC library and framework ‣ IDL(Interface Definition Language) Ͱ Service Λఆٛ ‣ σϑΥϧτ͸ Protocol Buffers ‣ αʔό / ΫϥΠΞϯτͷελϒΛࣗಈͰ࡞ͬͯ͘ΕΔ ‣ Interceptors ͕ศར ‣ middleware ͷΑ͏ͳ΋ͷ
8. gRPC A RPC library and framework ‣ package ‣ messages ‣ services ‣ RPCs
11. gRPC A RPC library and framework ‣ IDL(Interface Definition Language) Ͱ Service Λఆٛ ‣ σϑΥϧτ͸ Protocol Buffers ‣ αʔό / ΫϥΠΞϯτͷελϒΛࣗಈͰ࡞ͬͯ͘ΕΔ ‣ Interceptors ͕ศར ‣ middleware ͷΑ͏ͳ΋ͷ
12. gRPC A RPC library and framework ‣ IDL(Interface Definition Language) Ͱ Service Λఆٛ ‣ σϑΥϧτ͸ Protocol Buffers ‣ αʔό / ΫϥΠΞϯτͷελϒΛࣗಈͰ࡞ͬͯ͘ΕΔ ‣ Interceptors ͕ศར ΋ͷָ͘͢͝!!
13. gRPC What does "g"RPC stands for? ‣ 1.0: gRPC ‣ 1.1: good ‣ 1.2: green ‣ 1.3: gentle ‣ 1.4: gregarious
14. gRPC gRPC with Go ‣ gRPC ͱ Go ͸૬ੑ͕ྑ͍ ‣ Interceptor ͕࢖͑Δ ‣ Go ޲͚ͷ gRPC Ecosystem middleware ͕ଟ͍ ‣ ͲͪΒ΋੩తܕ෇͚
15. gRPC gRPC with Go ‣ gRPC ͱ Go ͸૬ੑ͕ྑ͍ ‣ Interceptor ͕࢖͑Δ ‣ Go ޲͚ͷ gRPC Ecosystem middleware ͕ଟ͍ ‣ ͲͪΒ΋੩తܕ෇͚ ‣ Go Ͱαʔό͕ॻ͚Δتͼ
16. gRPC
17. gRPC Demerits of gRPC ‣ REST ʹൺ΂ͯखಈͷςετ͕໘౗ ‣ ͪΐͬͱͨ࣌͠ʹ curl ͰςετͰ͖ͳ͍
18. gRPC Demerits of gRPC ‣ REST ʹൺ΂ͯखಈͷςετ͕໘౗ ‣ ͪΐͬͱͨ࣌͠ʹ curl ͰςετͰ͖ͳ͍ ‣ grpc-ecosystem/polyglot ‣ ൚༻త͗ͯ͢࢖͍ͮΒ͍ ‣ Java ͳͷͰ JVM ͷىಈʹ͕͔͔࣌ؒΔ
19. Let’s make it myself
20. lycoris0731/evans
21. lycoris0731/evans ʊਓਓਓਓਓਓʊ
    ʼɹ։ൃ్தɹʻ
    ʉ:?:?:?:?:ʉ
22. Evans Overview of Evans ‣ Go ੡ͷ Universal gRPC Client ‣ Interactive (REPL) Ϟʔυ ‣ ର࿩తʹ message Λೖྗ ‣ ಈతͳิ׬ػೳ ‣ Non-interactive (CLI) Ϟʔυ ‣ UNIX ఩ֶʹଇΔ
23. Evans Mechanism ‣ proto ϑΝΠϧΛಡΈࠐΈ ‣ Services / Methods / Messages Λऔಘ ‣ Message ͷϑΟʔϧυΛऔಘ ‣ ֤ϑΟʔϧυΛೖྗͤ͞Δ ‣ DynamicMessage Λར༻ͯ͠ Message Λ૊ΈཱͯΔ ‣ Remote procedure call
24. Evans Mechanism ‣ proto ϑΝΠϧΛಡΈࠐΈ ‣ Services / Methods / Messages Λऔಘ ‣ Message ͷϑΟʔϧυΛऔಘ ‣ ֤ϑΟʔϧυΛೖྗͤ͞Δ ‣ DynamicMessage Λར༻ͯ͠ Message Λ૊ΈཱͯΔ ‣ Remote procedure call
25. Evans Mechanism ‣ go-protobuf ʹ͸ DynamicMessage ͕ͳ͍ ‣ Go Ͱ͍͏ reflect ‣ jhump/protoreflect Λར༻
26. demo
27. CLI References ‣ GoݴޠͰςετ͠΍͍͢ίϚϯυϥΠϯπʔϧΛͭ͘Δ (http://deeeet.com/writing/2014/12/18/golang-cli-test/) ‣ GoݴޠʹΑΔCLIπʔϧ։ൃͱUNIX఩ֶʹ͍ͭͯ (http://blog.yuuk.io/entry/go-cli-unix) ‣ UNIX ͱ͍͏ߟ͑ํ —ͦͷઃܭࢥ૝ͱ఩ֶ