ext_votes_packet_handler.hpp

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#pragma once
 
#include "packet_handler.hpp"
 
namespace taraxa {
class PbftVote;
class PbftManager;
class PbftChain;
class PbftBlock;
class VoteManager;
class SlashingManager;
}  // namespace taraxa
 
namespace taraxa::network::tarcap {
 
class ExtVotesPacketHandler : public PacketHandler {
 public:
  ExtVotesPacketHandler(const FullNodeConfig& conf, std::shared_ptr<PeersState> peers_state,
                        std::shared_ptr<TimePeriodPacketsStats> packets_stats, std::shared_ptr<PbftManager> pbft_mgr,
                        std::shared_ptr<PbftChain> pbft_chain, std::shared_ptr<VoteManager> vote_mgr,
                        std::shared_ptr<SlashingManager> slashing_manager, const addr_t& node_addr,
                        const std::string& log_channel_name);
 
  virtual ~ExtVotesPacketHandler() = default;
  ExtVotesPacketHandler(const ExtVotesPacketHandler&) = delete;
  ExtVotesPacketHandler(ExtVotesPacketHandler&&) = delete;
  ExtVotesPacketHandler& operator=(const ExtVotesPacketHandler&) = delete;
  ExtVotesPacketHandler& operator=(ExtVotesPacketHandler&&) = delete;
 
  bool processVote(const std::shared_ptr<PbftVote>& vote, const std::shared_ptr<PbftBlock>& pbft_block,
                   const std::shared_ptr<TaraxaPeer>& peer, bool validate_max_round_step);
 
  bool isPbftRelevantVote(const std::shared_ptr<PbftVote>& vote) const;
 
  virtual void sendPbftVotesBundle(const std::shared_ptr<TaraxaPeer>& peer,
                                   std::vector<std::shared_ptr<PbftVote>>&& votes);
 
 private:
  std::pair<bool, std::string> validateVotePeriodRoundStep(const std::shared_ptr<PbftVote>& vote,
                                                           const std::shared_ptr<TaraxaPeer>& peer,
                                                           bool validate_max_round_step);
 
  bool validateVoteAndBlock(const std::shared_ptr<PbftVote>& vote, const std::shared_ptr<PbftBlock>& pbft_block) const;
 
 protected:
  constexpr static size_t kMaxVotesInBundleRlp{1000};
  constexpr static std::chrono::seconds kSyncRequestInterval = std::chrono::seconds(10);
 
  mutable std::chrono::system_clock::time_point last_votes_sync_request_time_;
  mutable std::chrono::system_clock::time_point last_pbft_block_sync_request_time_;
 
  std::shared_ptr<PbftManager> pbft_mgr_;
  std::shared_ptr<PbftChain> pbft_chain_;
  std::shared_ptr<VoteManager> vote_mgr_;
  std::shared_ptr<SlashingManager> slashing_manager_;
};
 
}  // namespace taraxa::network::tarcap