package main import ( pb "code.fbi.h-da.de/cocsn/gosdn/cliInterface" "context" "google.golang.org/grpc" "log" "os" "time" ) const ( address = "localhost:55055" defaultName = "gosdn-cli" ) // Based on the helloworld example of grpc.io func main() { // Set up a connection to the server. address := "localhost:55055" conn, err := grpc.Dial(address, grpc.WithInsecure(), grpc.WithBlock()) if err != nil { log.Fatalf("did not connect: %v", err) } defer conn.Close() c := pb.NewGreeterClient(conn) // Contact the server and print out its response. name := defaultName if len(os.Args) > 1 { name = os.Args[1] } ctx, cancel := context.WithTimeout(context.Background(), time.Second) defer cancel() r, err := c.SayHello(ctx, &pb.HelloRequest{Name: name}) if err != nil { log.Fatalf("could not greet: %v", err) } log.Printf("Greeting: %s", r.GetMessage()) r2, err := c.Shutdown(ctx, &pb.ShutdownRequest{Name: name}) if err != nil { log.Fatalf("could not greet: %v", err) } log.Printf("Greeting: %s", r2.GetMessage()) }