classic_quit_forwarder.h

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/*
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  it under the terms of the GNU General Public License, version 2.0,
  as published by the Free Software Foundation.
 
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*/
 
#ifndef ROUTING_SRC_PROCESSORS_FORWARDERS_CLASSIC_QUIT_FORWARDER_H_
#define ROUTING_SRC_PROCESSORS_FORWARDERS_CLASSIC_QUIT_FORWARDER_H_
 
#include "processors/base/forwarding_processor.h"
 
class QuitForwarder : public ForwardingProcessor {
 public:
  using ForwardingProcessor::ForwardingProcessor;
 
  enum class Stage {
    Command,
    ServerTlsShutdownFirst,
    ServerShutdownSend,
    ServerTlsShutdownResponse,
    ClientTlsShutdownFirst,
    ClientShutdownSend,
    ClientTlsShutdownResponse,
    Done,
  };
 
  stdx::expected<Result, std::error_code> process() override;
 
  void stage(Stage stage) { stage_ = stage; }
  Stage stage() const { return stage_; }
 
  std::optional<std::string_view> diagnostic_stage_name() const override;
 
 private:
  stdx::expected<Result, std::error_code> command();
  stdx::expected<Result, std::error_code> server_tls_shutdown_first();
  stdx::expected<Result, std::error_code> server_shutdown_send();
  stdx::expected<Result, std::error_code> server_tls_shutdown_response();
  stdx::expected<Result, std::error_code> client_tls_shutdown_first();
  stdx::expected<Result, std::error_code> client_shutdown_send();
  stdx::expected<Result, std::error_code> client_tls_shutdown_response();
 
  Stage stage_{Stage::Command};
};
 
#endif  // ROUTING_SRC_PROCESSORS_FORWARDERS_CLASSIC_QUIT_FORWARDER_H_