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75 lines
2.2 KiB
Go
75 lines
2.2 KiB
Go
package main
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import (
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"context"
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pb "github.com/kataras/iris/v12/_examples/mvc/grpc-compatible/helloworld"
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"github.com/kataras/iris/v12"
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"github.com/kataras/iris/v12/mvc"
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"google.golang.org/grpc"
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)
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// See https://github.com/kataras/iris/issues/1449
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// Iris automatically binds the standard "context" context.Context to `iris.Context.Request().Context()`
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// and any other structure that is not mapping to a registered dependency
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// as a payload depends on the request, e.g XML, YAML, Query, Form, JSON.
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//
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// Useful to use gRPC services as Iris controllers fast and without wrappers.
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func main() {
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app := newApp()
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app.Logger().SetLevel("debug")
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// The Iris server should ran under TLS (it's a gRPC requirement).
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// POST: https://localhost:443/helloworld.Greeter/SayHello
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// with request data: {"name": "John"}
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// and expected output: {"message": "Hello John"}
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app.Run(iris.TLS(":443", "server.crt", "server.key"))
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}
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func newApp() *iris.Application {
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app := iris.New()
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// app.Configure(iris.WithLowercaseRouting) // OPTIONAL.
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app.Get("/", func(ctx iris.Context) {
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ctx.HTML("<h1>Index Page</h1>")
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})
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ctrl := &myController{}
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// Register gRPC server.
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grpcServer := grpc.NewServer()
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pb.RegisterGreeterServer(grpcServer, ctrl)
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// serviceName := pb.File_helloworld_proto.Services().Get(0).FullName()
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// Register MVC application controller for gRPC services.
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// You can bind as many mvc gRpc services in the same Party or app,
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// as the ServiceName differs.
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mvc.New(app).Handle(ctrl, mvc.GRPC{
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Server: grpcServer, // Required.
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ServiceName: "helloworld.Greeter", // Required.
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Strict: false,
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})
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return app
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}
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type myController struct {
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// Ctx iris.Context
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}
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// SayHello implements helloworld.GreeterServer.
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// See https://github.com/kataras/iris/issues/1449#issuecomment-625570442
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// for the comments below (https://github.com/iris-contrib/swagger).
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//
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// @Description greet service
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// @Accept json
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// @Produce json
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// @Success 200 {string} string "Hello {name}"
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// @Router /helloworld.Greeter/SayHello [post]
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func (c *myController) SayHello(ctx context.Context, in *pb.HelloRequest) (*pb.HelloReply, error) {
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return &pb.HelloReply{Message: "Hello " + in.GetName()}, nil
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}
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