grpc c++ 证书 安全通讯

1.我原以为的

	
	
	std::string server_address(server_addr);
	ServerBuilder builder;

auto server_creds = grpc::NQC::GetCredentialsProvider()->GetServerCredentials(grpc::NQC::kTlsCredentialsType);//SSL证书
    
	builder.AddListeningPort(server_address, server_creds);
	std::cout << " AddListeningPort done  !" << server_creds.get() << std::endl;

	builder.RegisterService(this);
	server = std::unique_ptr(builder.BuildAndStart());

按照官方例程，一顿操作应该就可以了。

没想到报了个错

 二.开始定位问题

GRPC支持三种认证方式：

The following authentication mechanisms are built-in to gRPC:

• SSL/TLS: gRPC has SSL/TLS integration and promotes the use of SSL/TLS to authenticate the server, and to encrypt all th