1
0
Fork 0
mirror of https://github.com/ton-blockchain/ton synced 2025-02-12 11:12:16 +00:00
ton/validator-session/validator-session.hpp
EmelyanenkoK 1da94e62ad
Send only first block candidate optimistically (#1260)
* Broadcast only the first block candidate

* Fix sending block broadcast

---------

Co-authored-by: SpyCheese <mikle98@yandex.ru>
2024-10-09 13:53:46 +03:00

254 lines
10 KiB
C++

/*
This file is part of TON Blockchain Library.
TON Blockchain Library is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
TON Blockchain Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with TON Blockchain Library. If not, see <http://www.gnu.org/licenses/>.
Copyright 2017-2020 Telegram Systems LLP
*/
#pragma once
#include <set>
#include <map>
#include <list>
#include <atomic>
#include "validator-session.h"
#include "validator-session-state.h"
#include "keys/encryptor.h"
#include "catchain/catchain.h"
namespace ton {
namespace validatorsession {
class ValidatorSessionImpl : public ValidatorSession {
private:
class BlockExtra : public catchain::CatChainBlock::Extra {
public:
const ValidatorSessionState *get_ref() const {
return state_;
}
BlockExtra(const ValidatorSessionState *state) : state_(std::move(state)) {
}
private:
const ValidatorSessionState *state_;
};
bool requested_new_block_ = false;
bool requested_new_block_now_ = false;
const ValidatorSessionState *real_state_ = nullptr;
const ValidatorSessionState *virtual_state_ = nullptr;
td::uint32 cur_round_ = 0, first_block_round_ = 0;
td::Timestamp round_started_at_ = td::Timestamp::never();
td::Timestamp round_debug_at_ = td::Timestamp::never();
std::set<ValidatorSessionCandidateId> pending_approve_;
std::map<ValidatorSessionCandidateId, td::BufferSlice> pending_reject_;
std::set<ValidatorSessionCandidateId> rejected_;
std::map<ValidatorSessionCandidateId, std::pair<UnixTime, td::BufferSlice>> approved_;
std::set<ValidatorSessionCandidateId> active_requests_;
bool pending_generate_ = false;
bool generated_ = false;
bool sent_generated_ = false;
ValidatorSessionCandidateId generated_block_;
bool pending_sign_ = false;
bool signed_ = false;
ValidatorSessionCandidateId signed_block_;
td::BufferSlice signature_;
std::map<ValidatorSessionCandidateId, tl_object_ptr<ton_api::validatorSession_candidate>> blocks_;
// src_round_candidate_[src_id][round] -> candidate id
std::vector<std::map<td::uint32, ValidatorSessionCandidateId>> src_round_candidate_;
catchain::CatChainSessionId unique_hash_;
std::unique_ptr<Callback> callback_;
std::string db_root_;
std::string db_suffix_;
td::actor::ActorId<keyring::Keyring> keyring_;
td::actor::ActorId<adnl::Adnl> adnl_;
td::actor::ActorId<rldp::Rldp> rldp_;
td::actor::ActorId<overlay::Overlays> overlay_manager_;
td::actor::ActorOwn<catchain::CatChain> catchain_;
std::unique_ptr<ValidatorSessionDescription> description_;
double catchain_max_block_delay_ = 0.4;
double catchain_max_block_delay_slow_ = 1.0;
void on_new_round(td::uint32 round);
void on_catchain_started();
void check_vote_for_slot(td::uint32 att);
void check_generate_slot();
void check_sign_slot();
void check_approve();
void check_action(td::uint32 att);
void check_all();
std::unique_ptr<catchain::CatChain::Callback> make_catchain_callback() {
class cb : public catchain::CatChain::Callback {
public:
void process_blocks(std::vector<catchain::CatChainBlock *> blocks) override {
td::actor::send_closure(id_, &ValidatorSessionImpl::process_blocks, std::move(blocks));
}
void finished_processing() override {
td::actor::send_closure(id_, &ValidatorSessionImpl::finished_processing);
}
void preprocess_block(catchain::CatChainBlock *block) override {
td::actor::send_closure(id_, &ValidatorSessionImpl::preprocess_block, block);
}
void process_broadcast(const PublicKeyHash &src, td::BufferSlice data) override {
td::actor::send_closure(id_, &ValidatorSessionImpl::process_broadcast, src, std::move(data),
td::optional<ValidatorSessionCandidateId>(), true);
}
void process_message(const PublicKeyHash &src, td::BufferSlice data) override {
td::actor::send_closure(id_, &ValidatorSessionImpl::process_message, src, std::move(data));
}
void process_query(const PublicKeyHash &src, td::BufferSlice data,
td::Promise<td::BufferSlice> promise) override {
td::actor::send_closure(id_, &ValidatorSessionImpl::process_query, src, std::move(data), std::move(promise));
}
void started() override {
td::actor::send_closure(id_, &ValidatorSessionImpl::on_catchain_started);
}
cb(td::actor::ActorId<ValidatorSessionImpl> id) : id_(id) {
}
private:
td::actor::ActorId<ValidatorSessionImpl> id_;
};
return std::make_unique<cb>(actor_id(this));
}
auto &description() {
return *description_.get();
}
td::uint32 local_idx() {
return description_->get_self_idx();
}
ton::PublicKeyHash local_id() {
return description_->get_source_id(description_->get_self_idx());
}
void request_new_block(bool now);
double get_current_max_block_delay() const;
void get_broadcast_p2p(PublicKeyHash node, ValidatorSessionFileHash file_hash,
ValidatorSessionCollatedDataFileHash collated_data_file_hash, PublicKeyHash src,
td::uint32 round, ValidatorSessionRootHash root_hash, td::Promise<td::BufferSlice> promise,
td::Timestamp timeout);
bool started_ = false;
bool catchain_started_ = false;
bool allow_unsafe_self_blocks_resync_;
bool compress_block_candidates_ = false;
ValidatorSessionStats cur_stats_;
bool stats_inited_ = false;
std::map<std::pair<td::uint32, ValidatorSessionCandidateId>, std::vector<td::uint32>>
stats_pending_approve_; // round, candidate_id -> approvers
std::map<std::pair<td::uint32, ValidatorSessionCandidateId>, std::vector<td::uint32>>
stats_pending_sign_; // round, candidate_id -> signers
void stats_init();
void stats_add_round();
ValidatorSessionStats::Producer *stats_get_candidate_stat(
td::uint32 round, PublicKeyHash src,
ValidatorSessionCandidateId candidate_id = ValidatorSessionCandidateId::zero());
ValidatorSessionStats::Producer *stats_get_candidate_stat_by_id(td::uint32 round,
ValidatorSessionCandidateId candidate_id);
void stats_process_action(td::uint32 node_id, ton_api::validatorSession_round_Message &action);
public:
ValidatorSessionImpl(catchain::CatChainSessionId session_id, ValidatorSessionOptions opts, PublicKeyHash local_id,
std::vector<ValidatorSessionNode> nodes, std::unique_ptr<Callback> callback,
td::actor::ActorId<keyring::Keyring> keyring, td::actor::ActorId<adnl::Adnl> adnl,
td::actor::ActorId<rldp::Rldp> rldp, td::actor::ActorId<overlay::Overlays> overlays,
std::string db_root, std::string db_suffix, bool allow_unsafe_self_blocks_resync);
void start_up() override;
void alarm() override;
void start() override;
void destroy() override;
void get_current_stats(td::Promise<ValidatorSessionStats> promise) override;
void get_end_stats(td::Promise<EndValidatorGroupStats> promise) override;
void get_validator_group_info_for_litequery(
td::uint32 cur_round,
td::Promise<std::vector<tl_object_ptr<lite_api::liteServer_nonfinal_candidateInfo>>> promise) override;
void set_catchain_max_block_delay(double delay, double delay_slow) override {
catchain_max_block_delay_ = delay;
catchain_max_block_delay_slow_ = delay_slow;
}
void process_blocks(std::vector<catchain::CatChainBlock *> blocks);
void finished_processing();
void preprocess_block(catchain::CatChainBlock *block);
bool ensure_candidate_unique(td::uint32 src_idx, td::uint32 round, ValidatorSessionCandidateId block_id);
void process_broadcast(PublicKeyHash src, td::BufferSlice data, td::optional<ValidatorSessionCandidateId> expected_id,
bool is_overlay_broadcast);
void process_message(PublicKeyHash src, td::BufferSlice data);
void process_query(PublicKeyHash src, td::BufferSlice data, td::Promise<td::BufferSlice> promise);
void try_approve_block(const SentBlock *block);
void candidate_decision_fail(td::uint32 round, ValidatorSessionCandidateId hash, std::string result, td::uint32 src,
td::BufferSlice proof, double validation_time, bool validation_cached);
void candidate_decision_ok(td::uint32 round, ValidatorSessionCandidateId hash, RootHash root_hash, FileHash file_hash,
td::uint32 src, td::uint32 ok_from, double validation_time, bool validation_cached);
void candidate_approved_signed(td::uint32 round, ValidatorSessionCandidateId hash, td::uint32 ok_from,
td::BufferSlice signature);
void generated_block(td::uint32 round, ValidatorSessionRootHash root_hash, td::BufferSlice data,
td::BufferSlice collated, double collation_time, bool collation_cached);
void signed_block(td::uint32 round, ValidatorSessionCandidateId hash, td::BufferSlice signature);
void end_request(td::uint32 round, ValidatorSessionCandidateId block_id) {
if (cur_round_ == round) {
active_requests_.erase(block_id);
}
}
PrintId print_id() const override {
return PrintId{unique_hash_, description_->get_source_id(description_->get_self_idx())};
}
private:
static const size_t MAX_REJECT_REASON_SIZE = 1024;
static const td::int32 MAX_FUTURE_ROUND_BLOCK = 100;
static const td::int32 MAX_PAST_ROUND_BLOCK = 20;
constexpr static const double REQUEST_BROADCAST_P2P_DELAY = 2.0;
static const td::uint32 MAX_CANDIDATE_EXTRA_SIZE = 1024;
};
} // namespace validatorsession
} // namespace ton
namespace td {
inline td::StringBuilder &operator<<(td::StringBuilder &sb,
const ton::validatorsession::ValidatorSessionImpl *session) {
sb << session->print_id();
return sb;
}
} // namespace td