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cryptonote: avoid double parsing blocks when syncing

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moneromooo-monero 2018-11-23 13:05:48 +00:00
parent 9feda0eeba
commit 88c85c18e0
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GPG key ID: 686F07454D6CEFC3
7 changed files with 39 additions and 22 deletions
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13
src/cryptonote_core/blockchain.cpp
View file

@ -3889,11 +3889,9 @@ bool Blockchain::update_next_cumulative_weight_limit(uint64_t *long_term_effecti
return true;
}
//------------------------------------------------------------------
bool Blockchain::add_new_block(const block& bl_, block_verification_context& bvc)
bool Blockchain::add_new_block(const block& bl, block_verification_context& bvc)
{
LOG_PRINT_L3("Blockchain::" << __func__);
//copy block here to let modify block.target
block bl = bl_;
crypto::hash id = get_block_hash(bl);
CRITICAL_REGION_LOCAL(m_tx_pool);//to avoid deadlock lets lock tx_pool for whole add/reorganize process
CRITICAL_REGION_LOCAL1(m_blockchain_lock);
@ -4296,14 +4294,12 @@ bool Blockchain::prepare_handle_incoming_blocks(const std::vector<block_complete
if (block.prev_id != tophash)
{
MDEBUG("Skipping prepare blocks. New blocks don't belong to chain.");
blocks.clear();
return true;
}
}
if (have_block(get_block_hash(block)))
{
blocks_exist = true;
break;
}
std::advance(it, 1);
}
@ -4317,10 +4313,7 @@ bool Blockchain::prepare_handle_incoming_blocks(const std::vector<block_complete
return false;
if (have_block(get_block_hash(block)))
{
blocks_exist = true;
break;
}
std::advance(it, 1);
}
@ -4356,7 +4349,7 @@ bool Blockchain::prepare_handle_incoming_blocks(const std::vector<block_complete
if (blocks_exist)
{
MDEBUG("Skipping prepare blocks. Blocks exist.");
MDEBUG("Skipping remainder of prepare blocks. Blocks exist.");
return true;
}

13
src/cryptonote_core/cryptonote_core.cpp
View file

@ -1331,7 +1331,12 @@ namespace cryptonote
return false;
}
std::vector<block> pblocks;
prepare_handle_incoming_blocks(blocks, pblocks);
if (!prepare_handle_incoming_blocks(blocks, pblocks))
{
MERROR("Block found, but failed to prepare to add");
m_miner.resume();
return false;
}
m_blockchain_storage.add_new_block(b, bvc);
cleanup_handle_incoming_blocks(true);
//anyway - update miner template
@ -1385,7 +1390,11 @@ namespace cryptonote
bool core::prepare_handle_incoming_blocks(const std::vector<block_complete_entry> &blocks_entry, std::vector<block> &blocks)
{
m_incoming_tx_lock.lock();
m_blockchain_storage.prepare_handle_incoming_blocks(blocks_entry, blocks);
if (!m_blockchain_storage.prepare_handle_incoming_blocks(blocks_entry, blocks))
{
cleanup_handle_incoming_blocks(false);
return false;
}
return true;
}

21
src/cryptonote_protocol/cryptonote_protocol_handler.inl
View file

@ -419,7 +419,13 @@ namespace cryptonote
std::vector<block_complete_entry> blocks;
blocks.push_back(arg.b);
std::vector<block> pblocks;
m_core.prepare_handle_incoming_blocks(blocks, pblocks);
if (!m_core.prepare_handle_incoming_blocks(blocks, pblocks))
{
LOG_PRINT_CCONTEXT_L1("Block verification failed: prepare_handle_incoming_blocks failed, dropping connection");
drop_connection(context, false, false);
m_core.resume_mine();
return 1;
}
for(auto tx_blob_it = arg.b.txs.begin(); tx_blob_it!=arg.b.txs.end();tx_blob_it++)
{
cryptonote::tx_verification_context tvc = AUTO_VAL_INIT(tvc);
@ -699,7 +705,12 @@ namespace cryptonote
std::vector<block_complete_entry> blocks;
blocks.push_back(b);
std::vector<block> pblocks;
m_core.prepare_handle_incoming_blocks(blocks, pblocks);
if (!m_core.prepare_handle_incoming_blocks(blocks, pblocks))
{
LOG_PRINT_CCONTEXT_L0("Failure in prepare_handle_incoming_blocks");
m_core.resume_mine();
return 1;
}
block_verification_context bvc = boost::value_initialized<block_verification_context>();
m_core.handle_incoming_block(arg.b.block, pblocks.empty() ? NULL : &pblocks[0], bvc); // got block from handle_notify_new_block
@ -1177,7 +1188,11 @@ namespace cryptonote
}
std::vector<block> pblocks;
m_core.prepare_handle_incoming_blocks(blocks, pblocks);
if (!m_core.prepare_handle_incoming_blocks(blocks, pblocks))
{
LOG_ERROR_CCONTEXT("Failure in prepare_handle_incoming_blocks");
return 1;
}
if (!pblocks.empty() && pblocks.size() != blocks.size())
{
m_core.cleanup_handle_incoming_blocks();