grpc-lets-encrypt.go

// Client
config := &tls.Config{}

conn, err := grpc.Dial(address, grpc.WithTransportCredentials(credentials.NewTLS(config)))
if err != nil {
	log.Fatalf("did not connect: %v", err)
}
defer conn.Close()


// Server
creds := credentials.NewTLS(manager.TLSConfig())
s := grpc.NewServer(grpc.Creds(creds))
// ... register gRPC services ...

// Listener...