grpc提供http服务

package main

import (
    "google.golang.org/grpc"
    "google.golang.org/grpc/credentials"
    "grpcpro/services"
    "log"
    "net/http"
)

func main() {
    creds, err := credentials.NewServerTLSFromFile("keys/server.crt", "keys/server_no_passwd.key")
    if err != nil {
        log.Fatal(err)
    }
    rpcServer := grpc.NewServer(grpc.Creds(creds))
    services.RegisterProdServiceServer(rpcServer, new(services.ProdService))
    //lis, _ := net.Listen("tcp", ":8081")
    //rpcServer.Serve(lis)
    mux := http.NewServeMux()
    mux.HandleFunc("/", func(writer http.ResponseWriter, request *http.Request) {
        rpcServer.ServeHTTP(writer, request)
    })
    httpServer := &http.Server{
        Addr:    ":8081",
        Handler: mux,
    }
    httpServer.ListenAndServeTLS("keys/server.crt", "keys/server_no_passwd.key") //启动https服务，使用http2
}