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Changes in CollatorNode

This commit is contained in:
SpyCheese 2023-07-12 09:01:15 +03:00
parent f10c7f54a8
commit d5a56b7c2b
2 changed files with 194 additions and 78 deletions

View file

@ -17,6 +17,8 @@
#include "collator-node.hpp"
#include "ton/ton-tl.hpp"
#include "fabric.h"
#include "block-auto.h"
#include "block-db.h"
namespace ton {
@ -69,33 +71,35 @@ void CollatorNode::del_shard(ShardIdFull shard) {
}
void CollatorNode::new_masterchain_block_notification(td::Ref<MasterchainState> state) {
std::vector<BlockIdExt> top_blocks = {state->get_block_id()};
last_masterchain_block_ = state->get_block_id();
last_top_blocks_.clear();
last_top_blocks_[ShardIdFull{masterchainId, shardIdAll}] = last_masterchain_block_;
std::vector<ShardIdFull> next_shards;
if (collate_shard(ShardIdFull(masterchainId))) {
if (can_collate_shard(ShardIdFull(masterchainId))) {
next_shards.push_back(ShardIdFull(masterchainId));
}
for (const auto& desc : state->get_shards()) {
top_blocks.push_back(desc->top_block_id());
last_top_blocks_[desc->shard()] = desc->top_block_id();
ShardIdFull shard = desc->shard();
if (desc->before_split()) {
if (collate_shard(shard_child(shard, true))) {
if (can_collate_shard(shard_child(shard, true))) {
next_shards.push_back(shard_child(shard, true));
}
if (collate_shard(shard_child(shard, false))) {
if (can_collate_shard(shard_child(shard, false))) {
next_shards.push_back(shard_child(shard, false));
}
} else if (desc->before_merge()) {
if (is_left_child(shard) && collate_shard(shard_parent(shard))) {
if (is_left_child(shard) && can_collate_shard(shard_parent(shard))) {
next_shards.push_back(shard_parent(shard));
}
} else if (collate_shard(shard)) {
} else if (can_collate_shard(shard)) {
next_shards.push_back(shard);
}
}
for (const ShardIdFull& shard : next_shards) {
for (const BlockIdExt& neighbor : top_blocks) {
if (neighbor.shard_full() != shard && block::ShardConfig::is_neighbor(shard, neighbor.shard_full())) {
td::actor::send_closure(manager_, &ValidatorManager::wait_out_msg_queue_proof, neighbor, shard, 0,
for (const auto& neighbor : last_top_blocks_) {
if (neighbor.first != shard && block::ShardConfig::is_neighbor(shard, neighbor.first)) {
td::actor::send_closure(manager_, &ValidatorManager::wait_out_msg_queue_proof, neighbor.second, shard, 0,
td::Timestamp::in(10.0), [](td::Ref<OutMsgQueueProof>) {});
}
}
@ -116,88 +120,173 @@ void CollatorNode::new_masterchain_block_notification(td::Ref<MasterchainState>
}
}
}
// Remove old cache entries
auto it = cache_.begin();
while (it != cache_.end()) {
auto prev_block_id = std::get<2>(it->first)[0];
auto top_block = get_shard_top_block(prev_block_id.shard_full());
if (top_block && top_block.value().seqno() > prev_block_id.seqno()) {
it = cache_.erase(it);
} else {
++it;
}
}
}
static td::BufferSlice serialize_error(td::Status error) {
return create_serialize_tl_object<ton_api::collatorNode_generateBlockError>(error.code(), error.message().c_str());
}
void CollatorNode::receive_query(adnl::AdnlNodeIdShort src, td::BufferSlice data,
td::Promise<td::BufferSlice> promise) {
auto SelfId = actor_id(this);
auto status = [&]() -> td::Status {
if (!validators_.count(src)) {
return td::Status::Error("src is not a validator");
}
TRY_RESULT(f, fetch_tl_object<ton_api::collatorNode_generateBlock>(std::move(data), true));
ShardIdFull shard(f->workchain_, f->shard_);
if (!shard.is_valid_ext()) {
return td::Status::Error(PSTRING() << "invalid shard " << shard.to_str());
}
if (!collate_shard(shard)) {
return td::Status::Error(PSTRING() << "this node doesn't collate shard " << shard.to_str());
}
if (f->prev_blocks_.size() != 1 && f->prev_blocks_.size() != 2) {
return td::Status::Error(PSTRING() << "invalid size of prev_blocks: " << f->prev_blocks_.size());
}
std::vector<BlockIdExt> prev_blocks;
for (const auto& b : f->prev_blocks_) {
prev_blocks.push_back(create_block_id(b));
}
BlockIdExt min_mc_id = create_block_id(f->min_mc_id_);
Ed25519_PublicKey creator(f->creator_);
LOG(INFO) << "Query from " << src << ": shard=" << shard.to_str() << ", min_mc_id=" << min_mc_id.to_str();
auto P = td::PromiseCreator::lambda([=, prev_blocks = std::move(prev_blocks),
promise = std::move(promise)](td::Result<td::Ref<ShardState>> R) mutable {
if (R.is_error()) {
LOG(WARNING) << "Query from " << src << ", error: " << R.error();
promise.set_result(serialize_error(R.move_as_error_prefix("failed to get masterchain state: ")));
} else {
td::Ref<MasterchainState> state(R.move_as_ok());
if (state.is_null()) {
LOG(WARNING) << "Query from " << src << ", error: failed to get masterchain state";
promise.set_result(serialize_error(R.move_as_error_prefix("failed to get masterchain state: ")));
return;
}
td::actor::send_closure(SelfId, &CollatorNode::receive_query_cont, src, shard, std::move(state),
std::move(prev_blocks), creator, std::move(promise));
}
});
td::actor::send_closure(manager_, &ValidatorManager::wait_block_state_short, min_mc_id, 1, td::Timestamp::in(5.0),
std::move(P));
return td::Status::OK();
}();
if (status.is_error()) {
LOG(WARNING) << "Query from " << src << ", error: " << status;
promise.set_result(serialize_error(std::move(status)));
}
static td::BufferSlice serialize_response(BlockCandidate block) {
return create_serialize_tl_object<ton_api::collatorNode_generateBlockSuccess>(create_tl_object<ton_api::db_candidate>(
PublicKey{pubkeys::Ed25519{block.pubkey.as_bits256()}}.tl(), create_tl_block_id(block.id), std::move(block.data),
std::move(block.collated_data)));
}
void CollatorNode::receive_query_cont(adnl::AdnlNodeIdShort src, ShardIdFull shard,
td::Ref<MasterchainState> min_mc_state, std::vector<BlockIdExt> prev_blocks,
Ed25519_PublicKey creator, td::Promise<td::BufferSlice> promise) {
auto P = td::PromiseCreator::lambda([promise = std::move(promise), src](td::Result<BlockCandidate> R) mutable {
static BlockCandidate change_creator(BlockCandidate block, Ed25519_PublicKey creator) {
CHECK(!block.id.is_masterchain());
if (block.pubkey == creator) {
return block;
}
auto root = vm::std_boc_deserialize(block.data).move_as_ok();
block::gen::Block::Record blk;
block::gen::BlockExtra::Record extra;
CHECK(tlb::unpack_cell(root, blk));
CHECK(tlb::unpack_cell(blk.extra, extra));
extra.created_by = creator.as_bits256();
CHECK(tlb::pack_cell(blk.extra, extra));
CHECK(tlb::pack_cell(root, blk));
block.data = vm::std_boc_serialize(root, 31).move_as_ok();
block.id.root_hash = root->get_hash().bits();
block.id.file_hash = block::compute_file_hash(block.data.as_slice());
block.pubkey = creator;
return block;
}
void CollatorNode::receive_query(adnl::AdnlNodeIdShort src, td::BufferSlice data,
td::Promise<td::BufferSlice> promise) {
td::Promise<BlockCandidate> new_promise = [promise = std::move(promise), src](td::Result<BlockCandidate> R) mutable {
if (R.is_error()) {
LOG(WARNING) << "Query from " << src << ", error: " << R.error();
promise.set_result(serialize_error(R.move_as_error()));
} else {
LOG(INFO) << "Query from " << src << ", success";
auto block = R.move_as_ok();
auto result = create_serialize_tl_object<ton_api::collatorNode_generateBlockSuccess>(
create_tl_object<ton_api::db_candidate>(PublicKey{pubkeys::Ed25519{block.pubkey.as_bits256()}}.tl(),
create_tl_block_id(block.id), std::move(block.data),
std::move(block.collated_data)));
promise.set_result(std::move(result));
promise.set_result(serialize_response(R.move_as_ok()));
}
};
if (!last_masterchain_block_.is_valid()) {
new_promise.set_error(td::Status::Error("not ready"));
return;
}
if (!validators_.count(src)) {
new_promise.set_error(td::Status::Error("src is not a validator"));
}
TRY_RESULT_PROMISE(new_promise, f, fetch_tl_object<ton_api::collatorNode_generateBlock>(std::move(data), true));
ShardIdFull shard(f->workchain_, f->shard_);
BlockIdExt min_mc_id = create_block_id(f->min_mc_id_);
LOG(INFO) << "Got query from " << src << ": shard=" << shard.to_str() << ", min_mc_seqno=" << min_mc_id.seqno();
if (!shard.is_valid_ext()) {
new_promise.set_error(td::Status::Error(PSTRING() << "invalid shard " << shard.to_str()));
return;
}
if (!can_collate_shard(shard)) {
new_promise.set_error(td::Status::Error(PSTRING() << "this node doesn't collate shard " << shard.to_str()));
return;
}
if (f->prev_blocks_.size() != 1 && f->prev_blocks_.size() != 2) {
new_promise.set_error(td::Status::Error(PSTRING() << "invalid size of prev_blocks: " << f->prev_blocks_.size()));
return;
}
if (!min_mc_id.is_masterchain_ext()) {
new_promise.set_error(td::Status::Error("min_mc_id is not form masterchain"));
return;
}
std::vector<BlockIdExt> prev_blocks;
for (const auto& b : f->prev_blocks_) {
auto id = create_block_id(b);
if (!id.is_valid_full()) {
new_promise.set_error(td::Status::Error("invalid prev_block"));
return;
}
auto top_block = get_shard_top_block(id.shard_full());
if (top_block && top_block.value().seqno() > id.seqno()) {
new_promise.set_error(td::Status::Error("cannot collate block: already exists in blockchain"));
return;
}
prev_blocks.push_back(id);
}
Ed25519_PublicKey creator(f->creator_);
if (!shard.is_masterchain()) {
// Collation of masterchain cannot be cached because changing "created_by" in masterchain is hard
// It does not really matter because validators can collate masterchain themselves
new_promise = [promise = std::move(new_promise), creator](td::Result<BlockCandidate> R) mutable {
if (R.is_error()) {
promise.set_error(R.move_as_error());
} else {
promise.set_result(change_creator(R.move_as_ok(), creator));
}
};
auto cache_key = std::make_tuple(min_mc_id.seqno(), shard, prev_blocks);
auto cache_entry = cache_[cache_key];
if (cache_entry == nullptr) {
cache_entry = cache_[cache_key] = std::make_shared<CacheEntry>();
}
if (cache_entry->result) {
new_promise.set_result(cache_entry->result.value().clone());
return;
}
cache_entry->promises.push_back(std::move(new_promise));
if (cache_entry->started) {
return;
}
cache_entry->started = true;
new_promise = [SelfId = actor_id(this), cache_entry](td::Result<BlockCandidate> R) mutable {
td::actor::send_closure(SelfId, &CollatorNode::process_result, cache_entry, std::move(R));
};
}
auto P = td::PromiseCreator::lambda([=, SelfId = actor_id(this), prev_blocks = std::move(prev_blocks),
promise = std::move(new_promise)](td::Result<td::Ref<ShardState>> R) mutable {
if (R.is_error()) {
promise.set_error(R.move_as_error_prefix("failed to get masterchain state: "));
} else {
td::Ref<MasterchainState> state(R.move_as_ok());
if (state.is_null()) {
promise.set_error(R.move_as_error_prefix("failed to get masterchain state: "));
return;
}
td::actor::send_closure(SelfId, &CollatorNode::receive_query_cont, shard, std::move(state),
std::move(prev_blocks), creator, std::move(promise));
}
});
run_collate_query(shard, min_mc_state->get_block_id(), std::move(prev_blocks), creator,
min_mc_state->get_validator_set(shard), manager_, td::Timestamp::in(10.0), std::move(P));
td::actor::send_closure(manager_, &ValidatorManager::wait_block_state_short, min_mc_id, 1, td::Timestamp::in(5.0),
std::move(P));
}
bool CollatorNode::collate_shard(ShardIdFull shard) const {
void CollatorNode::receive_query_cont(ShardIdFull shard, td::Ref<MasterchainState> min_mc_state,
std::vector<BlockIdExt> prev_blocks, Ed25519_PublicKey creator,
td::Promise<BlockCandidate> promise) {
run_collate_query(shard, min_mc_state->get_block_id(), std::move(prev_blocks), creator,
min_mc_state->get_validator_set(shard), manager_, td::Timestamp::in(10.0), std::move(promise));
}
void CollatorNode::process_result(std::shared_ptr<CacheEntry> cache_entry, td::Result<BlockCandidate> R) {
if (R.is_error()) {
cache_entry->started = false;
for (auto& p : cache_entry->promises) {
p.set_error(R.error().clone());
}
} else {
cache_entry->result = R.move_as_ok();
for (auto& p : cache_entry->promises) {
p.set_result(cache_entry->result.value().clone());
}
}
cache_entry->promises.clear();
}
bool CollatorNode::can_collate_shard(ShardIdFull shard) const {
for (ShardIdFull our_shard : shards_) {
if (shard_intersects(shard, our_shard)) {
return true;

View file

@ -18,6 +18,7 @@
#include "interfaces/validator-manager.h"
#include "rldp/rldp.h"
#include <map>
namespace ton {
@ -38,11 +39,11 @@ class CollatorNode : public td::actor::Actor {
private:
void receive_query(adnl::AdnlNodeIdShort src, td::BufferSlice data, td::Promise<td::BufferSlice> promise);
void receive_query_cont(adnl::AdnlNodeIdShort src, ShardIdFull shard, td::Ref<MasterchainState> min_mc_state,
void receive_query_cont(ShardIdFull shard, td::Ref<MasterchainState> min_mc_state,
std::vector<BlockIdExt> prev_blocks, Ed25519_PublicKey creator,
td::Promise<td::BufferSlice> promise);
td::Promise<BlockCandidate> promise);
bool collate_shard(ShardIdFull shard) const;
bool can_collate_shard(ShardIdFull shard) const;
adnl::AdnlNodeIdShort local_id_;
td::actor::ActorId<ValidatorManager> manager_;
@ -50,6 +51,32 @@ class CollatorNode : public td::actor::Actor {
td::actor::ActorId<rldp::Rldp> rldp_;
std::vector<ShardIdFull> shards_;
std::set<adnl::AdnlNodeIdShort> validators_;
BlockIdExt last_masterchain_block_{};
std::map<ShardIdFull, BlockIdExt> last_top_blocks_;
struct CacheEntry {
bool started = false;
td::optional<BlockCandidate> result;
std::vector<td::Promise<BlockCandidate>> promises;
};
std::map<std::tuple<BlockSeqno, ShardIdFull, std::vector<BlockIdExt>>, std::shared_ptr<CacheEntry>> cache_;
td::optional<BlockIdExt> get_shard_top_block(ShardIdFull shard) const {
auto it = last_top_blocks_.lower_bound(shard);
if (it != last_top_blocks_.end() && shard_intersects(it->first, shard)) {
return it->second;
}
if (it != last_top_blocks_.begin()) {
--it;
if (shard_intersects(it->first, shard)) {
return it->second;
}
}
return {};
}
void process_result(std::shared_ptr<CacheEntry> cache_entry, td::Result<BlockCandidate> R);
};
} // namespace validator