mirror of
https://github.com/ton-blockchain/ton
synced 2025-03-09 15:40:10 +00:00
232 lines
8.9 KiB
C++
232 lines
8.9 KiB
C++
/*
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This file is part of TON Blockchain Library.
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TON Blockchain Library is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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TON Blockchain Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with TON Blockchain Library. If not, see <http://www.gnu.org/licenses/>.
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Copyright 2017-2020 Telegram Systems LLP
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*/
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#pragma once
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#include <set>
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#include <map>
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#include <list>
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#include <atomic>
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#include "validator-session.h"
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#include "validator-session-state.h"
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#include "keys/encryptor.h"
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#include "catchain/catchain.h"
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namespace ton {
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namespace validatorsession {
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class ValidatorSessionImpl : public ValidatorSession {
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private:
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class BlockExtra : public catchain::CatChainBlock::Extra {
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public:
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const ValidatorSessionState *get_ref() const {
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return state_;
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}
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BlockExtra(const ValidatorSessionState *state) : state_(std::move(state)) {
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}
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private:
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const ValidatorSessionState *state_;
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};
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bool requested_new_block_ = false;
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bool requested_new_block_now_ = false;
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const ValidatorSessionState *real_state_ = nullptr;
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const ValidatorSessionState *virtual_state_ = nullptr;
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td::uint32 cur_round_ = 0;
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td::Timestamp round_started_at_ = td::Timestamp::never();
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td::Timestamp round_debug_at_ = td::Timestamp::never();
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std::set<ValidatorSessionCandidateId> pending_approve_;
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std::map<ValidatorSessionCandidateId, td::BufferSlice> pending_reject_;
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std::set<ValidatorSessionCandidateId> rejected_;
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std::map<ValidatorSessionCandidateId, std::pair<UnixTime, td::BufferSlice>> approved_;
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std::set<ValidatorSessionCandidateId> active_requests_;
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bool pending_generate_ = false;
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bool generated_ = false;
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bool sent_generated_ = false;
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ValidatorSessionCandidateId generated_block_;
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bool pending_sign_ = false;
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bool signed_ = false;
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ValidatorSessionCandidateId signed_block_;
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td::BufferSlice signature_;
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std::map<ValidatorSessionCandidateId, tl_object_ptr<ton_api::validatorSession_candidate>> blocks_;
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// src_round_candidate_[src_id][round] -> candidate id
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std::vector<std::map<td::uint32, ValidatorSessionCandidateId>> src_round_candidate_;
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catchain::CatChainSessionId unique_hash_;
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std::unique_ptr<Callback> callback_;
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std::string db_root_;
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std::string db_suffix_;
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td::actor::ActorId<keyring::Keyring> keyring_;
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td::actor::ActorId<adnl::Adnl> adnl_;
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td::actor::ActorId<rldp::Rldp> rldp_;
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td::actor::ActorId<overlay::Overlays> overlay_manager_;
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td::actor::ActorOwn<catchain::CatChain> catchain_;
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std::unique_ptr<ValidatorSessionDescription> description_;
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void on_new_round(td::uint32 round);
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void on_catchain_started();
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void check_vote_for_slot(td::uint32 att);
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void check_generate_slot();
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void check_sign_slot();
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void check_approve();
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void check_action(td::uint32 att);
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void check_all();
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std::unique_ptr<catchain::CatChain::Callback> make_catchain_callback() {
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class cb : public catchain::CatChain::Callback {
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public:
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void process_blocks(std::vector<catchain::CatChainBlock *> blocks) override {
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td::actor::send_closure(id_, &ValidatorSessionImpl::process_blocks, std::move(blocks));
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}
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void finished_processing() override {
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td::actor::send_closure(id_, &ValidatorSessionImpl::finished_processing);
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}
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void preprocess_block(catchain::CatChainBlock *block) override {
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td::actor::send_closure(id_, &ValidatorSessionImpl::preprocess_block, block);
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}
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void process_broadcast(const PublicKeyHash &src, td::BufferSlice data) override {
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td::actor::send_closure(id_, &ValidatorSessionImpl::process_broadcast, src, std::move(data),
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td::optional<ValidatorSessionCandidateId>(), true);
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}
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void process_message(const PublicKeyHash &src, td::BufferSlice data) override {
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td::actor::send_closure(id_, &ValidatorSessionImpl::process_message, src, std::move(data));
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}
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void process_query(const PublicKeyHash &src, td::BufferSlice data,
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td::Promise<td::BufferSlice> promise) override {
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td::actor::send_closure(id_, &ValidatorSessionImpl::process_query, src, std::move(data), std::move(promise));
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}
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void started() override {
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td::actor::send_closure(id_, &ValidatorSessionImpl::on_catchain_started);
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}
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cb(td::actor::ActorId<ValidatorSessionImpl> id) : id_(id) {
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}
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private:
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td::actor::ActorId<ValidatorSessionImpl> id_;
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};
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return std::make_unique<cb>(actor_id(this));
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}
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auto &description() {
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return *description_.get();
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}
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td::uint32 local_idx() {
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return description_->get_self_idx();
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}
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ton::PublicKeyHash local_id() {
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return description_->get_source_id(description_->get_self_idx());
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}
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void request_new_block(bool now);
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void get_broadcast_p2p(PublicKeyHash node, ValidatorSessionFileHash file_hash,
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ValidatorSessionCollatedDataFileHash collated_data_file_hash, PublicKeyHash src,
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td::uint32 round, ValidatorSessionRootHash root_hash, td::Promise<td::BufferSlice> promise,
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td::Timestamp timeout);
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bool started_ = false;
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bool catchain_started_ = false;
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bool allow_unsafe_self_blocks_resync_;
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ValidatorSessionStats cur_stats_;
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void stats_init();
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void stats_add_round();
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void stats_set_candidate_status(td::uint32 round, PublicKeyHash src, ValidatorSessionCandidateId candidate_id,
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int status, std::string comment = "");
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public:
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ValidatorSessionImpl(catchain::CatChainSessionId session_id, ValidatorSessionOptions opts, PublicKeyHash local_id,
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std::vector<ValidatorSessionNode> nodes, std::unique_ptr<Callback> callback,
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td::actor::ActorId<keyring::Keyring> keyring, td::actor::ActorId<adnl::Adnl> adnl,
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td::actor::ActorId<rldp::Rldp> rldp, td::actor::ActorId<overlay::Overlays> overlays,
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std::string db_root, std::string db_suffix, bool allow_unsafe_self_blocks_resync);
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void start_up() override;
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void alarm() override;
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void start() override;
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void destroy() override;
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void get_current_stats(td::Promise<ValidatorSessionStats> promise) override;
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void process_blocks(std::vector<catchain::CatChainBlock *> blocks);
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void finished_processing();
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void preprocess_block(catchain::CatChainBlock *block);
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bool ensure_candidate_unique(td::uint32 src_idx, td::uint32 round, ValidatorSessionCandidateId block_id);
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void process_broadcast(PublicKeyHash src, td::BufferSlice data, td::optional<ValidatorSessionCandidateId> expected_id,
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bool is_overlay_broadcast);
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void process_message(PublicKeyHash src, td::BufferSlice data);
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void process_query(PublicKeyHash src, td::BufferSlice data, td::Promise<td::BufferSlice> promise);
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void try_approve_block(const SentBlock *block);
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void try_sign();
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void candidate_decision_fail(td::uint32 round, ValidatorSessionCandidateId hash, std::string result,
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td::uint32 src, td::BufferSlice proof);
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void candidate_decision_ok(td::uint32 round, ValidatorSessionCandidateId hash, RootHash root_hash, FileHash file_hash,
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td::uint32 src, td::uint32 ok_from);
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void candidate_approved_signed(td::uint32 round, ValidatorSessionCandidateId hash, td::uint32 ok_from,
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td::BufferSlice signature);
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void generated_block(td::uint32 round, ValidatorSessionRootHash root_hash, td::BufferSlice data,
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td::BufferSlice collated);
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void signed_block(td::uint32 round, ValidatorSessionCandidateId hash, td::BufferSlice signature);
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void end_request(td::uint32 round, ValidatorSessionCandidateId block_id) {
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if (cur_round_ == round) {
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active_requests_.erase(block_id);
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}
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}
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PrintId print_id() const override {
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return PrintId{unique_hash_, description_->get_source_id(description_->get_self_idx())};
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}
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private:
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static const size_t MAX_REJECT_REASON_SIZE = 1024;
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static const td::int32 MAX_FUTURE_ROUND_BLOCK = 100;
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static const td::int32 MAX_PAST_ROUND_BLOCK = 20;
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constexpr static const double REQUEST_BROADCAST_P2P_DELAY = 2.0;
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static const td::uint32 MAX_CANDIDATE_EXTRA_SIZE = 1024;
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};
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} // namespace validatorsession
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} // namespace ton
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namespace td {
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inline td::StringBuilder &operator<<(td::StringBuilder &sb,
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const ton::validatorsession::ValidatorSessionImpl *session) {
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sb << session->print_id();
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return sb;
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}
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} // namespace td
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