android/android-grpc/docs/grpc-samples/go/httpbridge.go

package main

import (
	"flag"
	"net/http"

	"github.com/golang/glog"
	"github.com/grpc-ecosystem/grpc-gateway/runtime"
	"golang.org/x/net/context"
	"google.golang.org/grpc"

	gw "android_emulation_control"
)

var (
	emulatorEndpoint = flag.String("emulator_endpoint", "localhost:5556", "endpoint of the emulator")
)

func run() error {
	ctx := context.Background()
	ctx, cancel := context.WithCancel(ctx)
	defer cancel()

	mux := runtime.NewServeMux()
	opts := []grpc.DialOption{grpc.WithMaxMsgSize(8 * 1024 * 1024), grpc.WithInsecure()}

	err := gw.RegisterEmulatorControllerHandlerFromEndpoint(ctx, mux, *emulatorEndpoint, opts)
	if err != nil {
		return err
	}

	return http.ListenAndServe(":8080", mux)
}

func main() {
	flag.Parse()
	defer glog.Flush()

	if err := run(); err != nil {
		glog.Fatal(err)
	}
}