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"getcollatoroptionsjson" command in validator console (#1059)

* "getcollatoroptionsjson" command in validator console

* Improve state serializer

Use previous persistent state to speed up reading
This commit is contained in:
SpyCheese 2024-07-17 15:10:55 +03:00 committed by GitHub
parent 00cd053dbc
commit b9e89d4c66
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GPG key ID: B5690EEEBB952194
23 changed files with 353 additions and 80 deletions

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@ -21,6 +21,7 @@
#include "adnl/utils.hpp"
#include "ton/ton-io.hpp"
#include "common/delay.h"
#include "td/utils/filesystem.h"
namespace ton {
@ -84,6 +85,20 @@ void AsyncStateSerializer::alarm() {
td::actor::send_closure(manager_, &ValidatorManager::get_top_masterchain_block, std::move(P));
}
void AsyncStateSerializer::request_previous_state_files() {
td::actor::send_closure(
manager_, &ValidatorManager::get_previous_persistent_state_files, masterchain_handle_->id().seqno(),
[SelfId = actor_id(this)](td::Result<std::vector<std::pair<std::string, ShardIdFull>>> R) {
R.ensure();
td::actor::send_closure(SelfId, &AsyncStateSerializer::got_previous_state_files, R.move_as_ok());
});
}
void AsyncStateSerializer::got_previous_state_files(std::vector<std::pair<std::string, ShardIdFull>> files) {
previous_state_files_ = std::move(files);
request_masterchain_state();
}
void AsyncStateSerializer::request_masterchain_state() {
auto P = td::PromiseCreator::lambda([SelfId = actor_id(this), manager = manager_](td::Result<td::Ref<ShardState>> R) {
if (R.is_error()) {
@ -133,37 +148,43 @@ void AsyncStateSerializer::next_iteration() {
}
CHECK(masterchain_handle_->id() == last_block_id_);
if (attempt_ < max_attempt() && last_key_block_id_.id.seqno < last_block_id_.id.seqno &&
need_serialize(masterchain_handle_) && opts_->get_state_serializer_enabled()) {
if (!have_masterchain_state_) {
LOG(ERROR) << "started serializing persistent state for " << masterchain_handle_->id().id.to_str();
// block next attempts immediately, but send actual request later
running_ = true;
double delay = td::Random::fast(0, 3600);
LOG(WARNING) << "serializer delay = " << delay << "s";
delay_action([SelfId = actor_id(
this)]() { td::actor::send_closure(SelfId, &AsyncStateSerializer::request_masterchain_state); },
td::Timestamp::in(delay));
return;
}
while (next_idx_ < shards_.size()) {
if (!need_monitor(shards_[next_idx_].shard_full())) {
next_idx_++;
} else {
need_serialize(masterchain_handle_)) {
if (!have_masterchain_state_ && !opts_->get_state_serializer_enabled()) {
LOG(ERROR) << "skipping serializing persistent state for " << masterchain_handle_->id().id.to_str()
<< ": serializer is disabled";
} else if (!have_masterchain_state_ && have_newer_persistent_state(masterchain_handle_->unix_time())) {
LOG(ERROR) << "skipping serializing persistent state for " << masterchain_handle_->id().id.to_str()
<< ": newer key block with ts=" << last_known_key_block_ts_ << " exists";
} else {
if (!have_masterchain_state_) {
LOG(ERROR) << "started serializing persistent state for " << masterchain_handle_->id().id.to_str();
// block next attempts immediately, but send actual request later
running_ = true;
double delay = td::Random::fast(0, 1800);
double delay = td::Random::fast(0, 3600);
LOG(WARNING) << "serializer delay = " << delay << "s";
delay_action(
[SelfId = actor_id(this), shard = shards_[next_idx_]]() {
td::actor::send_closure(SelfId, &AsyncStateSerializer::request_shard_state, shard);
[SelfId = actor_id(this)]() {
td::actor::send_closure(SelfId, &AsyncStateSerializer::request_previous_state_files);
},
td::Timestamp::in(delay));
return;
}
while (next_idx_ < shards_.size()) {
if (!need_monitor(shards_[next_idx_].shard_full())) {
next_idx_++;
} else {
running_ = true;
request_shard_state(shards_[next_idx_]);
return;
}
}
LOG(ERROR) << "finished serializing persistent state for " << masterchain_handle_->id().id.to_str();
}
LOG(ERROR) << "finished serializing persistent state for " << masterchain_handle_->id().id.to_str();
last_key_block_ts_ = masterchain_handle_->unix_time();
last_key_block_id_ = masterchain_handle_->id();
previous_state_files_ = {};
previous_state_cache_ = {};
previous_state_cur_shards_ = {};
}
if (!saved_to_db_) {
running_ = true;
@ -177,9 +198,6 @@ void AsyncStateSerializer::next_iteration() {
return;
}
if (masterchain_handle_->inited_next_left()) {
if (need_serialize(masterchain_handle_) && !opts_->get_state_serializer_enabled()) {
LOG(ERROR) << "skipping serializing persistent state for " << masterchain_handle_->id().id.to_str();
}
last_block_id_ = masterchain_handle_->one_next(true);
have_masterchain_state_ = false;
masterchain_handle_ = nullptr;
@ -204,6 +222,88 @@ void AsyncStateSerializer::got_masterchain_handle(BlockHandle handle) {
next_iteration();
}
class CachedCellDbReader : public vm::CellDbReader {
public:
CachedCellDbReader(std::shared_ptr<vm::CellDbReader> parent,
std::shared_ptr<std::map<td::Bits256, td::Ref<vm::Cell>>> cache)
: parent_(std::move(parent)), cache_(std::move(cache)) {
}
td::Result<td::Ref<vm::DataCell>> load_cell(td::Slice hash) override {
++total_reqs_;
DCHECK(hash.size() == 32);
if (cache_) {
auto it = cache_->find(td::Bits256{(const unsigned char*)hash.data()});
if (it != cache_->end()) {
++cached_reqs_;
TRY_RESULT(loaded_cell, it->second->load_cell());
return loaded_cell.data_cell;
}
}
return parent_->load_cell(hash);
}
void print_stats() const {
LOG(WARNING) << "CachedCellDbReader stats : " << total_reqs_ << " reads, " << cached_reqs_ << " cached";
}
private:
std::shared_ptr<vm::CellDbReader> parent_;
std::shared_ptr<std::map<td::Bits256, td::Ref<vm::Cell>>> cache_;
td::uint64 total_reqs_ = 0;
td::uint64 cached_reqs_ = 0;
};
void AsyncStateSerializer::prepare_previous_state_cache(ShardIdFull shard) {
std::vector<ShardIdFull> prev_shards;
for (const auto& [_, prev_shard] : previous_state_files_) {
if (shard_intersects(shard, prev_shard)) {
prev_shards.push_back(prev_shard);
}
}
if (prev_shards == previous_state_cur_shards_) {
return;
}
previous_state_cur_shards_ = std::move(prev_shards);
previous_state_cache_ = {};
if (previous_state_cur_shards_.empty()) {
return;
}
td::Timer timer;
LOG(WARNING) << "Preloading previous persistent state for shard " << shard.to_str() << " ("
<< previous_state_cur_shards_.size() << " files)";
std::map<td::Bits256, td::Ref<vm::Cell>> cells;
std::function<void(td::Ref<vm::Cell>)> dfs = [&](td::Ref<vm::Cell> cell) {
td::Bits256 hash = cell->get_hash().bits();
if (!cells.emplace(hash, cell).second) {
return;
}
bool is_special;
vm::CellSlice cs = vm::load_cell_slice_special(cell, is_special);
for (unsigned i = 0; i < cs.size_refs(); ++i) {
dfs(cs.prefetch_ref(i));
}
};
for (const auto& [file, prev_shard] : previous_state_files_) {
if (!shard_intersects(shard, prev_shard)) {
continue;
}
auto r_data = td::read_file(file);
if (r_data.is_error()) {
LOG(INFO) << "Reading " << file << " : " << r_data.move_as_error();
continue;
}
LOG(INFO) << "Reading " << file << " : " << td::format::as_size(r_data.ok().size());
auto r_root = vm::std_boc_deserialize(r_data.move_as_ok());
if (r_root.is_error()) {
LOG(WARNING) << "Deserialize error : " << r_root.move_as_error();
continue;
}
r_data = {};
dfs(r_root.move_as_ok());
}
LOG(WARNING) << "Preloaded previous state: " << cells.size() << " cells in " << timer.elapsed() << "s";
previous_state_cache_ = std::make_shared<std::map<td::Bits256, td::Ref<vm::Cell>>>(std::move(cells));
}
void AsyncStateSerializer::got_masterchain_state(td::Ref<MasterchainState> state,
std::shared_ptr<vm::CellDbReader> cell_db_reader) {
if (!opts_->get_state_serializer_enabled()) {
@ -211,6 +311,8 @@ void AsyncStateSerializer::got_masterchain_state(td::Ref<MasterchainState> state
return;
}
LOG(ERROR) << "serializing masterchain state " << masterchain_handle_->id().id.to_str();
prepare_previous_state_cache(state->get_shard());
auto new_cell_db_reader = std::make_shared<CachedCellDbReader>(cell_db_reader, previous_state_cache_);
have_masterchain_state_ = true;
CHECK(next_idx_ == 0);
CHECK(shards_.size() == 0);
@ -220,9 +322,11 @@ void AsyncStateSerializer::got_masterchain_state(td::Ref<MasterchainState> state
shards_.push_back(v->top_block_id());
}
auto write_data = [hash = state->root_cell()->get_hash(), cell_db_reader,
auto write_data = [hash = state->root_cell()->get_hash(), cell_db_reader = new_cell_db_reader,
cancellation_token = cancellation_token_source_.get_cancellation_token()](td::FileFd& fd) mutable {
return vm::std_boc_serialize_to_file_large(cell_db_reader, hash, fd, 31, std::move(cancellation_token));
auto res = vm::std_boc_serialize_to_file_large(cell_db_reader, hash, fd, 31, std::move(cancellation_token));
cell_db_reader->print_stats();
return res;
};
auto P = td::PromiseCreator::lambda([SelfId = actor_id(this)](td::Result<td::Unit> R) {
if (R.is_error() && R.error().code() == cancelled) {
@ -273,9 +377,13 @@ void AsyncStateSerializer::got_shard_state(BlockHandle handle, td::Ref<ShardStat
return;
}
LOG(ERROR) << "serializing shard state " << handle->id().id.to_str();
auto write_data = [hash = state->root_cell()->get_hash(), cell_db_reader,
prepare_previous_state_cache(state->get_shard());
auto new_cell_db_reader = std::make_shared<CachedCellDbReader>(cell_db_reader, previous_state_cache_);
auto write_data = [hash = state->root_cell()->get_hash(), cell_db_reader = new_cell_db_reader,
cancellation_token = cancellation_token_source_.get_cancellation_token()](td::FileFd& fd) mutable {
return vm::std_boc_serialize_to_file_large(cell_db_reader, hash, fd, 31, std::move(cancellation_token));
auto res = vm::std_boc_serialize_to_file_large(cell_db_reader, hash, fd, 31, std::move(cancellation_token));
cell_db_reader->print_stats();
return res;
};
auto P = td::PromiseCreator::lambda([SelfId = actor_id(this), handle](td::Result<td::Unit> R) {
if (R.is_error() && R.error().code() == cancelled) {
@ -329,6 +437,10 @@ bool AsyncStateSerializer::need_serialize(BlockHandle handle) {
ValidatorManager::persistent_state_ttl(handle->unix_time()) > (UnixTime)td::Clocks::system();
}
bool AsyncStateSerializer::have_newer_persistent_state(UnixTime cur_ts) {
return cur_ts / (1 << 17) < last_known_key_block_ts_ / (1 << 17);
}
} // namespace validator
} // namespace ton