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

238 lines
8.5 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 "collate-query.hpp"
#include "adnl/utils.hpp"
#include "td/utils/Random.h"
#include "ton/ton-tl.hpp"
#include "shard.hpp"
#include "validator/fabric.h"
namespace ton {
namespace validator {
namespace dummy0 {
void CollateQuery::abort_query(td::Status reason) {
if (promise_) {
LOG(WARNING) << "aborting collate query: " << reason;
promise_.set_error(std::move(reason));
}
stop();
}
void CollateQuery::finish_query() {
if (promise_) {
promise_.set_value(std::move(candidate_));
}
stop();
}
void CollateQuery::alarm() {
abort_query(td::Status::Error(ErrorCode::timeout, "timeout"));
}
void CollateQuery::start_up() {
//CHECK(shard_.workchain == masterchainId);
//CHECK(shard_.shard == shardIdAll);
LOG(WARNING) << "collate query: prev=" << prev_.size() << " ts=" << validator_set_->get_catchain_seqno();
alarm_timestamp() = timeout_;
ts_ = static_cast<UnixTime>(td::Clocks::system());
if (ts_ < min_ts_) {
ts_ = min_ts_;
}
auto P = td::PromiseCreator::lambda([SelfId = actor_id(this)](td::Result<td::Ref<ShardState>> R) {
if (R.is_error()) {
td::actor::send_closure(SelfId, &CollateQuery::abort_query, R.move_as_error());
} else {
td::actor::send_closure(SelfId, &CollateQuery::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 {
CHECK(prev_.size() == 2);
td::actor::send_closure(manager_, &ValidatorManager::wait_block_state_merge, prev_[0], prev_[1], timeout_,
std::move(P));
}
}
void CollateQuery::got_prev_state(td::Ref<ShardState> recv_state) {
prev_state_ = td::Ref<ShardStateImpl>{std::move(recv_state)};
CHECK(prev_state_.not_null());
auto P = td::PromiseCreator::lambda([SelfId = actor_id(this)](td::Result<td::Ref<MasterchainState>> R) {
if (R.is_error()) {
td::actor::send_closure(SelfId, &CollateQuery::abort_query, R.move_as_error());
} else {
td::actor::send_closure(SelfId, &CollateQuery::got_masterchain_state, R.move_as_ok());
}
});
td::actor::send_closure(manager_, &ValidatorManager::get_top_masterchain_state, std::move(P));
}
void CollateQuery::got_masterchain_state(td::Ref<MasterchainState> state) {
masterchain_state_ = std::move(state);
if (masterchain_state_->get_block_id() < min_masterchain_block_id_) {
auto P = td::PromiseCreator::lambda([SelfId = actor_id(this)](td::Result<td::Ref<ShardState>> R) {
if (R.is_error()) {
td::actor::send_closure(SelfId, &CollateQuery::abort_query, R.move_as_error());
} else {
td::actor::send_closure(SelfId, &CollateQuery::got_masterchain_state,
td::Ref<MasterchainState>{R.move_as_ok()});
}
});
td::actor::send_closure(manager_, &ValidatorManager::wait_block_state_short, min_masterchain_block_id_, timeout_,
std::move(P));
return;
}
if (!shard_.is_masterchain()) {
generate();
} else {
auto P = td::PromiseCreator::lambda(
[SelfId = actor_id(this)](td::Result<std::vector<td::Ref<ShardTopBlockDescription>>> R) {
if (R.is_error()) {
td::actor::send_closure(SelfId, &CollateQuery::abort_query, R.move_as_error());
} else {
td::actor::send_closure(SelfId, &CollateQuery::got_shard_messages, R.move_as_ok());
}
});
td::actor::send_closure(manager_, &ValidatorManager::get_shard_blocks, prev_[0], std::move(P));
}
}
void CollateQuery::generate() {
BlockSeqno seqno;
if (prev_.size() == 1) {
seqno = prev_[0].id.seqno + 1;
} else {
CHECK(prev_.size() == 2);
seqno = std::max(prev_[0].id.seqno, prev_[1].id.seqno) + 1;
}
if (shard_.is_masterchain()) {
if (seqno <= masterchain_state_->get_seqno()) {
abort_query(td::Status::Error(ErrorCode::notready, "generating block, but newer already accepted"));
return;
}
}
auto v = masterchain_state_->get_validator_set(shard_);
if (v->get_catchain_seqno() != validator_set_->get_catchain_seqno()) {
abort_query(td::Status::Error(ErrorCode::protoviolation, "bad validator set"));
return;
}
CHECK(v->get_validator_set_hash() == validator_set_->get_validator_set_hash());
std::vector<tl_object_ptr<ton_api::tonNode_blockIdExt>> prev;
for (auto& p : prev_) {
prev.emplace_back(create_tl_block_id(p));
}
auto data = td::BufferSlice{10000};
td::Random::secure_bytes(data.as_slice());
auto block = create_tl_object<ton_api::test0_shardchain_block>(
shard_.workchain, shard_.shard, seqno, std::move(prev), false, ts_, td::UInt256::zero(),
validator_set_->get_catchain_seqno(), validator_set_->get_validator_set_hash(), std::move(data),
create_tl_object<ton_api::test0_masterchainBlockExtra_empty>());
if (shard_.is_masterchain()) {
auto m_state = td::Ref<MasterchainStateImpl>{prev_state_};
bool rotate = ts_ >= m_state->next_validator_rotate_at();
auto x = create_tl_object<ton_api::test0_masterchainBlockExtra_extra>(td::Random::fast_uint32(), rotate,
std::move(shards_));
block->extra_ = std::move(x);
}
Bits256 x;
x.set_zero();
auto block_R =
create_block(BlockIdExt{shard_.workchain, shard_.shard, seqno, x, x}, serialize_tl_object(block, true));
if (block_R.is_error()) {
abort_query(block_R.move_as_error());
return;
}
auto s =
prev_state_.write().apply_block(BlockIdExt{shard_.workchain, shard_.shard, seqno, x, x}, block_R.move_as_ok());
if (s.is_error()) {
abort_query(std::move(s));
return;
}
block->state_ = Bits256_2_UInt256(prev_state_->root_hash());
auto B = serialize_tl_object(block, true);
auto file_hash = UInt256_2_Bits256(sha256_uint256(B.as_slice()));
auto root_hash = file_hash;
auto collated_data = td::BufferSlice{10000};
td::Random::secure_bytes(collated_data.as_slice());
auto collated_data_file_hash = UInt256_2_Bits256(sha256_uint256(collated_data.as_slice()));
candidate_.collated_data = std::move(collated_data);
candidate_.collated_file_hash = collated_data_file_hash;
candidate_.data = std::move(B);
candidate_.id = BlockIdExt{BlockId{shard_.workchain, shard_.shard, seqno}, root_hash, file_hash};
auto P = td::PromiseCreator::lambda([SelfId = actor_id(this)](td::Result<td::Unit> R) {
if (R.is_error()) {
td::actor::send_closure(SelfId, &CollateQuery::abort_query, R.move_as_error());
} else {
td::actor::send_closure(SelfId, &CollateQuery::finish_query);
}
});
td::actor::send_closure(manager_, &ValidatorManager::set_block_candidate, candidate_.id, candidate_.clone(),
std::move(P));
}
void CollateQuery::got_shard_messages(std::vector<td::Ref<ShardTopBlockDescription>> shards) {
for (auto& s : shards) {
// TODO validate
shards_.emplace_back(create_tl_object<ton_api::test0_masterchain_shardInfo>(
create_tl_block_id(s->block_id()), false, s->before_split(), false, false));
}
generate();
}
CollateQuery::CollateQuery(ShardIdFull shard, UnixTime min_ts, BlockIdExt min_masterchain_block_id,
std::vector<BlockIdExt> prev, td::Ref<ValidatorSet> validator_set,
td::actor::ActorId<ValidatorManager> manager, td::Timestamp timeout,
td::Promise<BlockCandidate> promise)
: shard_(shard)
, min_ts_(min_ts)
, min_masterchain_block_id_{min_masterchain_block_id}
, prev_(std::move(prev))
, validator_set_(std::move(validator_set))
, manager_(manager)
, timeout_(timeout)
, promise_(std::move(promise)) {
}
} // namespace dummy0
} // namespace validator
} // namespace ton