package main import ( "context" "flag" "fmt" "log" "net" "github.com/vilmibm/hermeticum/proto" "google.golang.org/grpc" ) var ( tls = flag.Bool("tls", false, "Connection uses TLS if true, else plain TCP") certFile = flag.String("cert_file", "", "The TLS cert file") keyFile = flag.String("key_file", "", "The TLS key file") port = flag.Int("port", 6666, "The server port") ) func _main() (err error) { l, err := net.Listen("tcp", fmt.Sprintf(":%d", *port)) if err != nil { return err } fmt.Printf("DBG %#v\n", l) var opts []grpc.ServerOption if *tls { log.Fatal("tls unsupported") /* // TODO base some stuff on the data package in the examples to get tls working if *certFile == "" { *certFile = data.Path("x509/server_cert.pem") } if *keyFile == "" { *keyFile = data.Path("x509/server_key.pem") } creds, err := credentials.NewServerTLSFromFile(*certFile, *keyFile) if err != nil { log.Fatalf("Failed to generate credentials %v", err) } opts = []grpc.ServerOption{grpc.Creds(creds)} */ } grpcServer := grpc.NewServer(opts...) proto.RegisterGameWorldServer(grpcServer, newServer()) grpcServer.Serve(l) return nil } type gameWorldServer struct { proto.UnimplementedGameWorldServer } func newServer() *gameWorldServer { s := &gameWorldServer{} return s } func (s *gameWorldServer) Ping(ctx context.Context, _ *proto.SessionInfo) (*proto.Pong, error) { pong := &proto.Pong{ When: "TODO", } return pong, nil } func (s *gameWorldServer) Register(ctx context.Context, auth *proto.AuthInfo) (*proto.SessionInfo, error) { // TODO return nil, nil } // TODO other server functions func main() { err := _main() if err != nil { log.Fatal(err.Error()) } }