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wallet2: parse blocks in the RPC thread, not the processing thread 

Processing typically is the bottleneck
This commit is contained in:
moneromooo-monero 2018-04-17 18:16:19 +01:00
parent 31a895e876
commit ba8331ce41
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GPG Key ID: 686F07454D6CEFC3
2 changed files with 51 additions and 34 deletions
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73
src/wallet/wallet2.cpp
View File

@ -1720,39 +1720,23 @@ void wallet2::pull_hashes(uint64_t start_height, uint64_t &blocks_start_height,
hashes = std::move(res.m_block_ids);
}
//----------------------------------------------------------------------------------------------------
void wallet2::process_blocks(uint64_t start_height, const std::vector<cryptonote::block_complete_entry> &blocks, const std::vector<cryptonote::COMMAND_RPC_GET_BLOCKS_FAST::block_output_indices> &o_indices, uint64_t& blocks_added)
void wallet2::process_parsed_blocks(uint64_t start_height, const std::vector<cryptonote::block_complete_entry> &blocks, const std::vector<parsed_block> &parsed_blocks, uint64_t& blocks_added)
{
size_t current_index = start_height;
blocks_added = 0;
size_t tx_o_indices_idx = 0;
THROW_WALLET_EXCEPTION_IF(blocks.size() != o_indices.size(), error::wallet_internal_error, "size mismatch");
THROW_WALLET_EXCEPTION_IF(blocks.size() != parsed_blocks.size(), error::wallet_internal_error, "size mismatch");
THROW_WALLET_EXCEPTION_IF(!m_blockchain.is_in_bounds(current_index), error::wallet_internal_error, "Index out of bounds of hashchain");
std::vector<crypto::hash> round_block_hashes(blocks.size());
std::vector<cryptonote::block> round_blocks(blocks.size());
std::deque<bool> error(blocks.size());
tools::threadpool& tpool = tools::threadpool::getInstance();
tools::threadpool::waiter waiter;
for (size_t i = 0; i < blocks.size(); ++i)
{
tpool.submit(&waiter, boost::bind(&wallet2::parse_block_round, this, std::cref(blocks[i].block),
std::ref(round_blocks[i]), std::ref(round_block_hashes[i]), std::ref(error[i])));
}
waiter.wait();
for (size_t i = 0; i < blocks.size(); ++i)
{
THROW_WALLET_EXCEPTION_IF(error[i], error::block_parse_error, blocks[i].block);
}
for (size_t i = 0; i < blocks.size(); ++i)
{
const crypto::hash &bl_id = round_block_hashes[i];
cryptonote::block &bl = round_blocks[i];
const crypto::hash &bl_id = parsed_blocks[i].hash;
const cryptonote::block &bl = parsed_blocks[i].block;
if(current_index >= m_blockchain.size())
{
process_new_blockchain_entry(bl, blocks[i], bl_id, current_index, o_indices[i]);
process_new_blockchain_entry(bl, blocks[i], bl_id, current_index, parsed_blocks[i].o_indices);
++blocks_added;
}
else if(bl_id != m_blockchain[current_index])
@ -1764,7 +1748,7 @@ void wallet2::process_blocks(uint64_t start_height, const std::vector<cryptonote
string_tools::pod_to_hex(m_blockchain[current_index]));
detach_blockchain(current_index);
process_new_blockchain_entry(bl, blocks[i], bl_id, current_index, o_indices[i]);
process_new_blockchain_entry(bl, blocks[i], bl_id, current_index, parsed_blocks[i].o_indices);
}
else
{
@ -1786,7 +1770,7 @@ void wallet2::refresh(uint64_t start_height, uint64_t & blocks_fetched)
refresh(start_height, blocks_fetched, received_money);
}
//----------------------------------------------------------------------------------------------------
void wallet2::pull_next_blocks(uint64_t start_height, uint64_t &blocks_start_height, std::list<crypto::hash> &short_chain_history, const std::vector<cryptonote::block_complete_entry> &prev_blocks, std::vector<cryptonote::block_complete_entry> &blocks, std::vector<cryptonote::COMMAND_RPC_GET_BLOCKS_FAST::block_output_indices> &o_indices, bool &error)
void wallet2::pull_and_parse_next_blocks(uint64_t start_height, uint64_t &blocks_start_height, std::list<crypto::hash> &short_chain_history, const std::vector<cryptonote::block_complete_entry> &prev_blocks, std::vector<cryptonote::block_complete_entry> &blocks, std::vector<parsed_block> &parsed_blocks, bool &error)
{
error = false;
@ -1806,7 +1790,28 @@ void wallet2::pull_next_blocks(uint64_t start_height, uint64_t &blocks_start_hei
}
// pull the new blocks
std::vector<cryptonote::COMMAND_RPC_GET_BLOCKS_FAST::block_output_indices> o_indices;
pull_blocks(start_height, blocks_start_height, short_chain_history, blocks, o_indices);
THROW_WALLET_EXCEPTION_IF(blocks.size() != o_indices.size(), error::wallet_internal_error, "Mismatched sizes of blocks and o_indices");
tools::threadpool& tpool = tools::threadpool::getInstance();
tools::threadpool::waiter waiter;
parsed_blocks.resize(blocks.size());
for (size_t i = 0; i < blocks.size(); ++i)
{
tpool.submit(&waiter, boost::bind(&wallet2::parse_block_round, this, std::cref(blocks[i].block),
std::ref(parsed_blocks[i].block), std::ref(parsed_blocks[i].hash), std::ref(parsed_blocks[i].error)));
}
waiter.wait();
for (size_t i = 0; i < blocks.size(); ++i)
{
if (parsed_blocks[i].error)
{
error = true;
break;
}
parsed_blocks[i].o_indices = std::move(o_indices[i]);
}
}
catch(...)
{
@ -2197,7 +2202,7 @@ void wallet2::refresh(uint64_t start_height, uint64_t & blocks_fetched, bool& re
tools::threadpool::waiter waiter;
uint64_t blocks_start_height;
std::vector<cryptonote::block_complete_entry> blocks;
std::vector<COMMAND_RPC_GET_BLOCKS_FAST::block_output_indices> o_indices;
std::vector<parsed_block> parsed_blocks;
bool refreshed = false;
// pull the first set of blocks
@ -2218,11 +2223,11 @@ void wallet2::refresh(uint64_t start_height, uint64_t & blocks_fetched, bool& re
// If stop() is called during fast refresh we don't need to continue
if(!m_run.load(std::memory_order_relaxed))
return;
pull_blocks(start_height, blocks_start_height, short_chain_history, blocks, o_indices);
// always reset start_height to 0 to force short_chain_ history to be used on
// subsequent pulls in this refresh.
start_height = 0;
bool first = true;
while(m_run.load(std::memory_order_relaxed))
{
try
@ -2230,19 +2235,22 @@ void wallet2::refresh(uint64_t start_height, uint64_t & blocks_fetched, bool& re
// pull the next set of blocks while we're processing the current one
uint64_t next_blocks_start_height;
std::vector<cryptonote::block_complete_entry> next_blocks;
std::vector<cryptonote::COMMAND_RPC_GET_BLOCKS_FAST::block_output_indices> next_o_indices;
std::vector<parsed_block> next_parsed_blocks;
bool error = false;
if (blocks.empty())
if (!first && blocks.empty())
{
refreshed = false;
break;
}
tpool.submit(&waiter, [&]{pull_next_blocks(start_height, next_blocks_start_height, short_chain_history, blocks, next_blocks, next_o_indices, error);});
tpool.submit(&waiter, [&]{pull_and_parse_next_blocks(start_height, next_blocks_start_height, short_chain_history, blocks, next_blocks, next_parsed_blocks, error);});
process_blocks(blocks_start_height, blocks, o_indices, added_blocks);
blocks_fetched += added_blocks;
if (!first)
{
process_parsed_blocks(blocks_start_height, blocks, parsed_blocks, added_blocks);
blocks_fetched += added_blocks;
}
waiter.wait();
if(blocks_start_height == next_blocks_start_height)
if(!first && blocks_start_height == next_blocks_start_height)
{
m_node_rpc_proxy.set_height(m_blockchain.size());
refreshed = true;
@ -2252,7 +2260,8 @@ void wallet2::refresh(uint64_t start_height, uint64_t & blocks_fetched, bool& re
// switch to the new blocks from the daemon
blocks_start_height = next_blocks_start_height;
blocks = std::move(next_blocks);
o_indices = next_o_indices;
parsed_blocks = std::move(next_parsed_blocks);
first = false;
// handle error from async fetching thread
if (error)

12
src/wallet/wallet2.h
View File

@ -452,6 +452,14 @@ namespace tools
typedef std::tuple<uint64_t, crypto::public_key, rct::key> get_outs_entry;
struct parsed_block
{
crypto::hash hash;
cryptonote::block block;
cryptonote::COMMAND_RPC_GET_BLOCKS_FAST::block_output_indices o_indices;
bool error;
};
/*!
* \brief Generates a wallet or restores one.
* \param wallet_ Name of wallet file
@ -1126,8 +1134,8 @@ namespace tools
void pull_blocks(uint64_t start_height, uint64_t& blocks_start_height, const std::list<crypto::hash> &short_chain_history, std::vector<cryptonote::block_complete_entry> &blocks, std::vector<cryptonote::COMMAND_RPC_GET_BLOCKS_FAST::block_output_indices> &o_indices);
void pull_hashes(uint64_t start_height, uint64_t& blocks_start_height, const std::list<crypto::hash> &short_chain_history, std::vector<crypto::hash> &hashes);
void fast_refresh(uint64_t stop_height, uint64_t &blocks_start_height, std::list<crypto::hash> &short_chain_history);
void pull_next_blocks(uint64_t start_height, uint64_t &blocks_start_height, std::list<crypto::hash> &short_chain_history, const std::vector<cryptonote::block_complete_entry> &prev_blocks, std::vector<cryptonote::block_complete_entry> &blocks, std::vector<cryptonote::COMMAND_RPC_GET_BLOCKS_FAST::block_output_indices> &o_indices, bool &error);
void process_blocks(uint64_t start_height, const std::vector<cryptonote::block_complete_entry> &blocks, const std::vector<cryptonote::COMMAND_RPC_GET_BLOCKS_FAST::block_output_indices> &o_indices, uint64_t& blocks_added);
void pull_and_parse_next_blocks(uint64_t start_height, uint64_t &blocks_start_height, std::list<crypto::hash> &short_chain_history, const std::vector<cryptonote::block_complete_entry> &prev_blocks, std::vector<cryptonote::block_complete_entry> &blocks, std::vector<parsed_block> &parsed_blocks, bool &error);
void process_parsed_blocks(uint64_t start_height, const std::vector<cryptonote::block_complete_entry> &blocks, const std::vector<parsed_block> &parsed_blocks, uint64_t& blocks_added);
uint64_t select_transfers(uint64_t needed_money, std::vector<size_t> unused_transfers_indices, std::vector<size_t>& selected_transfers, bool trusted_daemon) const;
bool prepare_file_names(const std::string& file_path);
void process_unconfirmed(const crypto::hash &txid, const cryptonote::transaction& tx, uint64_t height);