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はてなリモートインターン2020 Web API 講義資料

Hatena
May 31, 2022
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はてなリモートインターン2020 Web API 講義資料

https://hatenacorp.jp/intern2020/public_broadcast

Hatena

May 31, 2022
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Transcript

  1. Web API IBUFOBJOUFSO

  2. ֿך闌纏דכ ˖ )551 ˖ 3&45 ˖ (SBQI2- ˖ H31$

  3. "1* "QQMJDBUJPO1SPHSBNNJOH*OUFSGBDF ˖ HMJCD ˖ document.getElementById ˖ GET https:!"api.twitter.com/1.1/statuses/ show.json?id=210462857140252672

  4. )551 )ZQFSUFYU5SBOTGFS1SPUPDPM

  5. )551ךة؎يٓ؎ٝ  )551  )551  )551  (PPHMFָ41%:׾ 涪邌

     (PPHMFָ26*$׾ 涪邌  41%:׾⯋ח׃׋ )551ך垥彊⻉  )551PWFS26*$ ׾)551ח何せ

  6. )551 ˖ 3'$)ZQFSUFYU5SBOTGFS1SPUPDPM)551 ˖ 3'$)ZQFSUFYU5SBOTGFS1SPUPDPM)551 ˖ 3'$)ZQFSUFYU5SBOTGFS1SPUPDPM )551 .FTTBHF4ZOUBYBOE3PVUJOH ˖

    3'$)ZQFSUFYU5SBOTGFS1SPUPDPM )551 4FNBOUJDTBOE$POUFOU ˖ 3'$)ZQFSUFYU5SBOTGFS1SPUPDPM )551 $POEJUJPOBM3FRVFTUT ˖ 3'$)ZQFSUFYU5SBOTGFS1SPUPDPM )551 3BOHF3FRVFTUT ˖ 3'$)ZQFSUFYU5SBOTGFS1SPUPDPM )551 $BDIJOH ˖ 3'$)ZQFSUFYU5SBOTGFS1SPUPDPM )551 "VUIFOUJDBUJPO

  7. )551ךإوٝذ؍ؙأ ˖ ًاحسהة٦؜حزؙٔؒأز ˖ أذ٦ةأٖأهٝأ ˖ قحت٦ ˖ نر؍

  8. 63- 6OJGPSN3FTPVSDF-PDBUPS https:!"localhost:8000/search?q=text#hello εΩʔϜ:!"ϗετ:ϙʔτ/ύε?ΫΤϦ#ϑϥάϝϯτ 8)"58(63--JWJOH4UBOEBSE

  9. /FUDBUד)551ؙٔؒأز $ nc www.hatena.ne.jp 80 !" EOF GET / HTTP/1.1

    Host: www.hatena.ne.jp EOF

  10. HTTP/1.1 301 Moved Permanently Server: awselb/2.0 Date: Mon, 03 Aug

    2020 01:58:38 GMT Content-Type: text/html Content-Length: 150 Connection: keep-alive Location: https:!"www.hatena.ne.jp:443/ <html> <head><title>301 Moved Permanently!#title>!#head> <body bgcolor="white"> <center><h1>301 Moved Permanently!#h1>!#center> !#body> !#html>

  11. 5-4ד䱸竲׃ג)551ؙٔؒأز $ openssl s_client -connect www.hatena.ne.jp:443 HEAD / HTTP/1.1 Host:

    www.hatena.ne.jp

  12. )551 ؙٔؒأز METHOD target HTTP/1.1 Header: Value body ٖأهٝأ HTTP/1.1

    000 Reason Header: Value body

  13. ؙٔؒأز遤 METHOD target HTTP/1.1 GET POST PUT HEAD DELETE OPTIONS

    TRACE CONNECT PATCH / /search?q=text HTTP/1.0 HTTP/1.1

  14. قحت٦ Host: www.hatena.ne.jp

  15. أذ٦ةأ遤 HTTP/1.1 000 Reason ˖ 1xx*OGPSNBUJPOBM ˖ 2xx4VDDFTTGVM ˖ 3xx3FEJSFDUJPO

    ˖ 4xx$MJFOU&SSPS ˖ 5xx4FSWFS&SSPS

  16. نر؍ ˖ Content-Type: text/htmlˋ)5.- ˖ Content-Type: application/JSONˋ+40/ ˖ Content-Type: application/x-www-form-urlencoded

    key=value&another_key=another_value

  17. نر؍ך㖇簭 Accept-Encoding: gzip, deflate Content-Encoding: gzip ˖ gzip ˖ compress

    ˖ deflate ˖ identity ˖ br

  18. )551 3'$)ZQFSUFYU5SBOTGFS1SPUPDPM7FSTJPO )551

  19. )551 ˖ 㛇劤涸זإوٝذ؍ؙأכ㢌׻׵זְ ˖ غ؎شٔדװ׶ה׶ׅ׷ ˖ מהאך5$1؝طؙءّٝ׾⟎䟝涸ח醱侧ךأزٔ٦يחⴓⶴ ׅ׷ ˖ أزٔ٦يך⚥דؿٖ٦ي׾װ׶《׶ׅ׷

    ˖ أزٔ٦يך⮚⯓䏝װ⣛㶷ꟼ⤘׮邌植דֹ׷

  20. ؿٖ٦ي +-----------------------------------------------+ | Length (24) | +---------------+---------------+---------------+ | Type (8)

    | Flags (8) | +-+-------------+---------------+-------------------------------+ |R| Stream Identifier (31) | +=+=============================================================+ | Frame Payload (0!!") !!" +---------------------------------------------------------------+ )ZQFSUFYU5SBOTGFS1SPUPDPM7FSTJPO )551 'SBNF'PSNBU

  21. %"5"ؿٖ٦ي0x0 +---------------+ |Pad Length? (8)| +---------------+-----------------------------------------------+ | Data (*) !!"

    +---------------------------------------------------------------+ | Padding (*) !!" +---------------------------------------------------------------+ END_STREAM 0x1 ]PADDED 0x8

  22. )&"%&34ؿٖ٦ي0x1 +---------------+ |Pad Length? (8)| +-+-------------+-----------------------------------------------+ |E| Stream Dependency? (31)

    | +-+-------------+-----------------------------------------------+ | Weight? (8) | +-+-------------+-----------------------------------------------+ | Header Block Fragment (*) !!" +---------------------------------------------------------------+ | Padding (*) !!" +---------------------------------------------------------------+ END_STREAM 0x1 ]END_HEADERS 0x4 ]PADDED 0x8 ]PRIORITY 0x20

  23. 毟⡂قحت٦ ؙٔؒأز ˖ :method ˖ :authority ˖ :scheme ˖ :path

    ٖأهٝأ ˖ :status

  24. )1"$, 3'$)1"$,)FBEFS$PNQSFTTJPOGPS)551 ˖ عؿوٝ痗〾 ˖ ꫼涸ذ٦ـٕ ˖ ⹛涸ذ٦ـٕ

  25. *OEFY )FBEFS/BNF )FBEFS7BMVF  :authority  :method GET  :method

    POST  :path /  :path /index.html  :scheme http  :scheme https  :status 200

  26. )551 ˖ )551ךإوٝذ؍ؙأ׾笝䭯 ˖ מהאך5$1؝طؙءّٝ׾醱侧ךأزٔ٦يחⴓⶴ ˖ 醱侧ךٔا٦أ׾♧䏝חװ׶《׶דֹ׷ ˖ 醱꧟זⵖ䖴ָדֹ׷ ˖

    قحت٦׮㖇簭

  27. )551 ˖ 26*$زٓٝأه٦ز ˖ 6%1♳ח5$1ה5-4ך堣腉׾ⱄ植 ˖ )551PWFS26*$ ˖ )551׾26*$زٓٝأه٦ز♳ד㹋鄲 ˖

    ♶銲חז׏׋堣腉׾⵴ꤐ ˖ 21"$,

  28. "1* "QQMJDBUJPO1SPHSBNNJOH*OUFSGBDF

  29. -46%T -BSHF4FUPG6OLOPXO%FWFMPQFST ˖ 剑㣐Ⱅ秈侧涸ז"1*׾䲿⣘ׅ׷ 44,%T 4NBMM4FUPG,OPXO%FWFMPQFST ˖ ؙٓ؎،ٝزח剑黝⻉׃׋"1*׾䲿⣘ׅ׷

  30. 3&45 3FQSFTFOUBUJPOBM4UBUF5SBOTGFS ˖ )551ך➬穈׫׾ֲתֻ⢪ֲ ˖ ٔا٦أ䭷ぢ https:!"api.github.com/repos/hatena/example/ issues/1

  31. $36% )551ًاحس $SFBUF POST 3FBE GET 6QEBUF PUTPATCH %FMFUF DELETE

  32. (JU)VCך؎ءُ٦؝ًٝز ˖ GET /repos/:owner/:repo/issues/ comments/:comment_id ˖ POST /repos/:owner/:repo/issues/:issue_number/ comments ˖

    PATCH /repos/:owner/:repo/issues/ comments/:comment_id ˖ DELETE /repos/:owner/:repo/issues/ comments/:comment_id

  33. 0QFO"1* ˖ 4XBHHFS ˖ 3&45"1*׾鎸鶢ׅ׷׋׭ך➬圫 ˖ ؝٦س欰䧭ח׮⢪ִ׷

  34. (SBQI2- ˖ 'BDFCPPLח״׏גꟚ涪ׁ׸׋ ˖ ؙٓ؎،ٝز⩎ַ׵䗳銲זؿ؍٦ٕس׾䭷㹀ׅ׷ ˖ أؗ٦وַ׵ך؝٦س欰䧭ָדֹ׷

  35. 4%- 4DIFNB%FOJUJPO-BOHVBHF interface Actor { login: String! } type Issue

    { author: Actor body: String! title: String! } type Repository { issue(number: Int!): Issue } type Query { repository(name: String!, owner: String!): Repository }

  36. ؙؒٔ query GetFirstIssue { repository(name: "Hatena-Intern-2020", owner: "hatena") { issue(number:

    1) { author { login } body title } } }

  37. H31$

  38. H31$PWFS)551 ˖ )551♳ח圓眠ׁ׸׋׮ך ˖ HEADERSؿٖ٦يװDATAؿٖ٦ي H31$8FC ˖ 8FCـٓؐؠぢֽח)551הⴖ׶ꨄ׃׋׮ך ˖ ؟٦غ٦⩎ח׮فٗؗءָ䗳銲

  39. 1SPUPDPM#VFST ˖ 圓鸡⻉ׁ׸׋ر٦ة׾ءٔ،ٓ؎ؤׅ׷➬穈׫ ˖ غ؎شٔؿؓ٦وحز ˖ *%- *OUFSGBDF%FTDSJQUJPO-BOHVBHF ˖ .protoؿ؋؎ٕ

    ˖ 31$׾؟ه٦ز׃גְ׷

  40. syntax = "proto3"; package account; service Account { rpc Signup(SignupRequest)

    returns (SignupReply); } message SignupRequest { string name = 1; string password = 2; } message SignupReply { string token = 1; }

  41. ًحإ٦آ㘗 message SignupRequest { string name = 1; string password

    = 2; } ϑΟʔϧυܕ ϑΟʔϧυ໊ = ϑΟʔϧυ൪߸; ˖ ؿ؍٦ٕس殢〾ָꅾ銲 ˖ תדכCZUF ˖ כ✮秈幥׫

  42. أؕٓ٦㘗 double float int32 int64 uint32 uint64 sint32 sint64 fixed32

    fixed64 sfixed32 sfixed64 bool string bytes

  43. repeated Result results = 1; map<string, Project> projects = 3;

    oneof test_oneof { string name = 4; SubMessage sub_message = 9; }

  44. message SearchRequest { string query = 1; int32 page_number =

    2; int32 result_per_page = 3; enum Corpus { UNIVERSAL = 0; WEB = 1; IMAGES = 2; LOCAL = 3; NEWS = 4; PRODUCTS = 5; VIDEO = 6; } Corpus corpus = 4; }

  45. import "google/protobuf/any.proto"; message Message { google.protobuf.Any field = 1; }

    ˖ google.protobuf.Empty ˖ google.protobuf.Duration ˖ google.protobuf.Timestamp

  46. ✼䳔䚍 ˖ ؿ؍٦ٕس殢〾 int32 old_field = 6 [deprecated = true];

    reserved 2, 15, 9 to 11; reserved "foo", "bar";

  47. ؔفءّٝ option go_package = "github.com/hatena/example/pb"; enum EnumAllowingAlias { option allow_alias

    = true; UNKNOWN = 0; STARTED = 1; RUNNING = 1; } message Example { int32 old_field = 6 [deprecated = true]; }

  48. ؟٦ؽأהأزٔ٦ي service RouteGuide { rpc GetFeature(Point) returns (Feature) {} rpc

    ListFeatures(Rectangle) returns (stream Feature) {} rpc RecordRoute(stream Point) returns (RouteSummary) {} rpc RouteChat(stream RouteNote) returns (stream RouteNote) {} }

  49. H31$חֶֽ׷"1*鏣鎘 $36% -JTU ˖ CreateEntity ˖ GetEntity ˖ UpdateEntity ˖

    DeleteEntity ˖ ListEntities

  50. $MPVE'VODUJPOTך⢽ ˖ CallFunction ˖ CreateFunction ˖ GetFunction ˖ UpdateFunction ˖

    DeleteFunction ˖ ListFunctions

  51. H31$؟٦غ٦׾⡲׷

  52. syntax = "proto3"; option go_package = "./pb"; package welcome; service

    Welcome { rpc Greet(GreetRequest) returns (GreetReply); } message GreetRequest { string name = 1; } message GreetReply { string message = 1; }

  53. 1SPUPDPM$PNQJMFS protoc $ go get github.com/golang/protobuf/protoc-gen-go $ protoc welcome.proto !"go_out=plugins=grpc:.

  54. package main import ( "context" "flag" "fmt" "github.com/hatena/intern-grpc/pb" "google.golang.org/grpc" "google.golang.org/grpc/reflection"

    "log" "net" "os" "os/signal" ) var ( port = flag.Int("port", 10000, "The server port") )

  55. type welcomeServer struct { pb.UnimplementedWelcomeServer } func (s *welcomeServer) Greet(

    ctx context.Context, req *pb.GreetRequest ) (*pb.GreetReply, error) { return &pb.GreetReply{ Message: fmt.Sprintf("Welcome %s", req.Name), }, nil } func newServer() *welcomeServer { return &welcomeServer{} }

  56. func main() { lis, err !" net.Listen("tcp", fmt.Sprintf(":%d", *port)) if

    err !# nil { log.Fatalf("failed to listen: %v", err) } grpcServer !" grpc.NewServer() pb.RegisterWelcomeServer(grpcServer, newServer()) reflection.Register(grpcServer) go func() { log.Printf("start gRPC server port: %v", *port) grpcServer.Serve(lis) }() quit !" make(chan os.Signal) signal.Notify(quit, os.Interrupt) !$quit log.Printf("stopping gRPC server!!%") grpcServer.GracefulStop() }

  57. -FUˏTUSZgrpc_cli

  58. grpc_cli $ docker run !"rm !"publish 10000:10000 hatena/intern-2020-grpc-adventure:latest $ docker

    run !"rm hatena/grpc_cli:latest ls host.docker.internal:10000 -l

  59. grpc_cli $ grpc_cli ls localhost:10000 -l $ grpc_cli type localhost:10000

    welcome.GreetRequest $ grpc_cli call localhost:10000 welcome.Welcome.Greet 'name: "John Appleseed"'