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ton/validator/dummy0/validate-query.cpp
2019-09-07 14:33:36 +04:00

164 lines
5.5 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 2017-2019 Telegram Systems LLP
*/
#include "validate-query.hpp"
#include "adnl/utils.hpp"
#include "ton/ton-tl.hpp"
#include "ton/ton-io.hpp"
namespace ton {
namespace validator {
namespace dummy0 {
void ValidateQuery::alarm() {
abort_query(td::Status::Error(ErrorCode::timeout, "timeout"));
}
void ValidateQuery::abort_query(td::Status reason) {
if (promise_) {
LOG(WARNING) << "aborting validate block candidate query: " << reason;
promise_.set_error(std::move(reason));
}
stop();
}
void ValidateQuery::reject_query(std::string reason, td::BufferSlice proof) {
if (promise_) {
LOG(WARNING) << "rejecting validate block candidate query: " << reason;
promise_.set_value(CandidateReject{std::move(reason), std::move(proof)});
}
stop();
}
void ValidateQuery::finish_query() {
if (promise_) {
promise_.set_result(block_ts_);
}
stop();
}
void ValidateQuery::start_up() {
alarm_timestamp() = timeout_;
auto F = fetch_tl_object<ton_api::test0_shardchain_block>(candidate_.data.clone(), true);
if (F.is_error()) {
abort_query(F.move_as_error());
return;
}
unserialized_block_ = F.move_as_ok();
block_ts_ = unserialized_block_->ts_;
if (unserialized_block_->workchain_ != shard_.workchain) {
abort_query(td::Status::Error(ErrorCode::protoviolation, "bad workchain"));
return;
}
if (static_cast<ShardId>(unserialized_block_->shard_) != shard_.shard) {
abort_query(td::Status::Error(ErrorCode::protoviolation, "bad shard"));
return;
}
BlockSeqno max_seqno = 0;
if (prev_.size() != unserialized_block_->prev_.size()) {
abort_query(td::Status::Error(ErrorCode::protoviolation, "wrong prev block count"));
return;
}
for (size_t i = 0; i < prev_.size(); i++) {
if (prev_[i].id.seqno > max_seqno) {
max_seqno = prev_[i].id.seqno;
}
auto p = create_block_id(unserialized_block_->prev_[i]);
if (p != prev_[i]) {
LOG(WARNING) << p << " " << prev_[i];
abort_query(td::Status::Error(ErrorCode::protoviolation, "wrong prev block"));
return;
}
}
if (static_cast<BlockSeqno>(unserialized_block_->seqno_) != max_seqno + 1) {
abort_query(td::Status::Error(ErrorCode::protoviolation, "wrong block seqno"));
return;
}
if (static_cast<CatchainSeqno>(unserialized_block_->catchain_seqno_) != catchain_seqno_) {
abort_query(td::Status::Error(ErrorCode::protoviolation, "wrong validator set ts"));
return;
}
if (static_cast<td::uint32>(unserialized_block_->validator_set_hash_) != validator_set_hash_) {
abort_query(td::Status::Error(ErrorCode::protoviolation, "wrong validator set hash"));
return;
}
auto P = td::PromiseCreator::lambda([SelfId = actor_id(this)](td::Result<td::Ref<ShardState>> R) {
if (R.is_error()) {
td::actor::send_closure(SelfId, &ValidateQuery::abort_query, R.move_as_error());
} else {
td::actor::send_closure(SelfId, &ValidateQuery::got_prev_state, R.move_as_ok());
}
});
if (prev_.size() == 1) {
td::actor::send_closure(manager_, &ValidatorManager::wait_block_state_short, prev_[0], timeout_, std::move(P));
} else {
td::actor::send_closure(manager_, &ValidatorManager::wait_block_state_merge, prev_[0], prev_[1], timeout_,
std::move(P));
}
}
void ValidateQuery::got_prev_state(td::Ref<ShardState> R) {
if (R->get_unix_time() >= static_cast<UnixTime>(unserialized_block_->ts_)) {
abort_query(td::Status::Error(ErrorCode::protoviolation, "too small ts"));
return;
}
auto P = td::PromiseCreator::lambda([SelfId = actor_id(this)](td::Result<td::Unit> R) {
if (R.is_error()) {
td::actor::send_closure(SelfId, &ValidateQuery::abort_query, R.move_as_error());
} else {
td::actor::send_closure(SelfId, &ValidateQuery::written_candidate);
}
});
td::actor::send_closure(manager_, &ValidatorManager::set_block_candidate, candidate_.id, candidate_.clone(),
std::move(P));
}
void ValidateQuery::written_candidate() {
finish_query();
}
ValidateQuery::ValidateQuery(ShardIdFull shard, UnixTime min_ts, BlockIdExt min_masterchain_block_id,
std::vector<BlockIdExt> prev, BlockCandidate candidate, CatchainSeqno catchain_seqno,
td::uint32 validator_set_hash, td::actor::ActorId<ValidatorManager> manager,
td::Timestamp timeout, td::Promise<ValidateCandidateResult> promise)
: shard_(shard)
, min_ts_(min_ts)
, min_masterchain_block_id_(min_masterchain_block_id)
, prev_(std::move(prev))
, candidate_(std::move(candidate))
, catchain_seqno_(catchain_seqno)
, validator_set_hash_(validator_set_hash)
, manager_(manager)
, timeout_(timeout)
, promise_(std::move(promise)) {
}
} // namespace dummy0
} // namespace validator
} // namespace ton