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wallet2: parallelize pulling blocks and processing them on refresh 

This needed locking the use of m_http_client, to avoid collisions
in I/O.
This commit is contained in:
moneromooo-monero 2015-11-27 17:25:15 +00:00
parent d0eaf1d4e1
commit 490590306e
No known key found for this signature in database
GPG Key ID: 686F07454D6CEFC3
2 changed files with 49 additions and 13 deletions
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57
src/wallet/wallet2.cpp
View File

@ -274,7 +274,9 @@ void wallet2::process_new_transaction(const cryptonote::transaction& tx, uint64_
cryptonote::COMMAND_RPC_GET_TX_GLOBAL_OUTPUTS_INDEXES::request req = AUTO_VAL_INIT(req);
cryptonote::COMMAND_RPC_GET_TX_GLOBAL_OUTPUTS_INDEXES::response res = AUTO_VAL_INIT(res);
req.txid = get_transaction_hash(tx);
m_daemon_rpc_mutex.lock();
bool r = net_utils::invoke_http_bin_remote_command2(m_daemon_address + "/get_o_indexes.bin", req, res, m_http_client, WALLET_RCP_CONNECTION_TIMEOUT);
m_daemon_rpc_mutex.unlock();
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "get_o_indexes.bin");
THROW_WALLET_EXCEPTION_IF(res.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "get_o_indexes.bin");
THROW_WALLET_EXCEPTION_IF(res.status != CORE_RPC_STATUS_OK, error::get_out_indices_error, res.status);
@ -485,7 +487,9 @@ void wallet2::pull_blocks(uint64_t start_height, uint64_t &blocks_start_height,
req.block_ids = short_chain_history;
req.start_height = start_height;
m_daemon_rpc_mutex.lock();
bool r = net_utils::invoke_http_bin_remote_command2(m_daemon_address + "/getblocks.bin", req, res, m_http_client, WALLET_RCP_CONNECTION_TIMEOUT);
m_daemon_rpc_mutex.unlock();
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "getblocks.bin");
THROW_WALLET_EXCEPTION_IF(res.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "getblocks.bin");
THROW_WALLET_EXCEPTION_IF(res.status != CORE_RPC_STATUS_OK, error::get_blocks_error, res.status);
@ -610,6 +614,23 @@ 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::list<cryptonote::block_complete_entry> &prev_blocks, std::list<cryptonote::block_complete_entry> &blocks)
{
// prepend the last 3 blocks, should be enough to guard against a block or two's reorg
cryptonote::block bl;
std::list<cryptonote::block_complete_entry>::const_reverse_iterator i = prev_blocks.rbegin();
for (size_t n = 0; n < std::min((size_t)3, prev_blocks.size()); ++n)
{
bool ok = cryptonote::parse_and_validate_block_from_blob(i->block, bl);
THROW_WALLET_EXCEPTION_IF(!ok, error::block_parse_error, i->block);
short_chain_history.push_front(cryptonote::get_block_hash(bl));
++i;
}
// pull the new blocks
pull_blocks(start_height, blocks_start_height, short_chain_history, blocks);
}
//----------------------------------------------------------------------------------------------------
void wallet2::refresh(uint64_t start_height, uint64_t & blocks_fetched, bool& received_money)
{
received_money = false;
@ -618,30 +639,32 @@ void wallet2::refresh(uint64_t start_height, uint64_t & blocks_fetched, bool& re
size_t try_count = 0;
crypto::hash last_tx_hash_id = m_transfers.size() ? get_transaction_hash(m_transfers.back().m_tx) : null_hash;
std::list<crypto::hash> short_chain_history;
std::thread pull_thread;
uint64_t blocks_start_height;
std::list<cryptonote::block_complete_entry> blocks;
// pull the first set of blocks
get_short_chain_history(short_chain_history);
pull_blocks(start_height, blocks_start_height, short_chain_history, blocks);
while(m_run.load(std::memory_order_relaxed))
{
try
{
uint64_t blocks_start_height;
std::list<cryptonote::block_complete_entry> blocks;
pull_blocks(start_height, blocks_start_height, short_chain_history, blocks);
// pull the next set of blocks while we're processing the current one
uint64_t next_blocks_start_height;
std::list<cryptonote::block_complete_entry> next_blocks;
pull_thread = std::thread([&]{pull_next_blocks(start_height, next_blocks_start_height, short_chain_history, blocks, next_blocks);});
process_blocks(blocks_start_height, blocks, added_blocks);
blocks_fetched += added_blocks;
pull_thread.join();
if(!added_blocks)
break;
cryptonote::block bl;
// prepend the last 3 blocks, should be enough to guard against a block or two's reorg
std::list<cryptonote::block_complete_entry>::const_reverse_iterator i = blocks.rbegin();
for (int n = 0; n < 3; ++n)
{
bool ok = cryptonote::parse_and_validate_block_from_blob(i->block, bl);
THROW_WALLET_EXCEPTION_IF(!ok, error::block_parse_error, i->block);
short_chain_history.push_front(cryptonote::get_block_hash(bl));
++i;
}
// switch to the new blocks from the daemon
blocks_start_height = next_blocks_start_height;
blocks = next_blocks;
}
catch (const std::exception&)
{
@ -1072,6 +1095,8 @@ bool wallet2::prepare_file_names(const std::string& file_path)
//----------------------------------------------------------------------------------------------------
bool wallet2::check_connection()
{
std::lock_guard<std::mutex> lock(m_daemon_rpc_mutex);
if(m_http_client.is_connected())
return true;
@ -1284,7 +1309,9 @@ void wallet2::rescan_spent()
COMMAND_RPC_IS_KEY_IMAGE_SPENT::request req = AUTO_VAL_INIT(req);
COMMAND_RPC_IS_KEY_IMAGE_SPENT::response daemon_resp = AUTO_VAL_INIT(daemon_resp);
req.key_images = key_images;
m_daemon_rpc_mutex.lock();
bool r = epee::net_utils::invoke_http_json_remote_command2(m_daemon_address + "/is_key_image_spent", req, daemon_resp, m_http_client, 200000);
m_daemon_rpc_mutex.unlock();
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "is_key_image_spent");
THROW_WALLET_EXCEPTION_IF(daemon_resp.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "is_key_image_spent");
THROW_WALLET_EXCEPTION_IF(daemon_resp.status != CORE_RPC_STATUS_OK, error::is_key_image_spent_error, daemon_resp.status);
@ -1591,7 +1618,9 @@ void wallet2::commit_tx(pending_tx& ptx)
COMMAND_RPC_SEND_RAW_TX::request req;
req.tx_as_hex = epee::string_tools::buff_to_hex_nodelimer(tx_to_blob(ptx.tx));
COMMAND_RPC_SEND_RAW_TX::response daemon_send_resp;
m_daemon_rpc_mutex.lock();
bool r = epee::net_utils::invoke_http_json_remote_command2(m_daemon_address + "/sendrawtransaction", req, daemon_send_resp, m_http_client, 200000);
m_daemon_rpc_mutex.unlock();
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "sendrawtransaction");
THROW_WALLET_EXCEPTION_IF(daemon_send_resp.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "sendrawtransaction");
THROW_WALLET_EXCEPTION_IF(daemon_send_resp.status != CORE_RPC_STATUS_OK, error::tx_rejected, ptx.tx, daemon_send_resp.status);
@ -1779,7 +1808,9 @@ void wallet2::transfer_selected(const std::vector<cryptonote::tx_destination_ent
req.amounts.push_back(it->amount());
}
m_daemon_rpc_mutex.lock();
bool r = epee::net_utils::invoke_http_bin_remote_command2(m_daemon_address + "/getrandom_outs.bin", req, daemon_resp, m_http_client, 200000);
m_daemon_rpc_mutex.unlock();
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "getrandom_outs.bin");
THROW_WALLET_EXCEPTION_IF(daemon_resp.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "getrandom_outs.bin");
THROW_WALLET_EXCEPTION_IF(daemon_resp.status != CORE_RPC_STATUS_OK, error::get_random_outs_error, daemon_resp.status);

5
src/wallet/wallet2.h
View File

@ -356,6 +356,7 @@ namespace tools
bool is_transfer_unlocked(const transfer_details& td) const;
bool clear();
void pull_blocks(uint64_t start_height, uint64_t& blocks_start_height, const std::list<crypto::hash> &short_chain_history, std::list<cryptonote::block_complete_entry> &blocks);
void pull_next_blocks(uint64_t start_height, uint64_t &blocks_start_height, std::list<crypto::hash> &short_chain_history, const std::list<cryptonote::block_complete_entry> &prev_blocks, std::list<cryptonote::block_complete_entry> &blocks);
void process_blocks(uint64_t start_height, const std::list<cryptonote::block_complete_entry> &blocks, uint64_t& blocks_added);
uint64_t select_transfers(uint64_t needed_money, bool add_dust, uint64_t dust, std::list<transfer_container::iterator>& selected_transfers);
bool prepare_file_names(const std::string& file_path);
@ -388,6 +389,8 @@ namespace tools
std::atomic<bool> m_run;
std::mutex m_daemon_rpc_mutex;
i_wallet2_callback* m_callback;
bool m_testnet;
bool m_restricted;
@ -564,7 +567,9 @@ namespace tools
req.amounts.push_back(it->amount());
}
m_daemon_rpc_mutex.lock();
bool r = epee::net_utils::invoke_http_bin_remote_command2(m_daemon_address + "/getrandom_outs.bin", req, daemon_resp, m_http_client, 200000);
m_daemon_rpc_mutex.unlock();
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "getrandom_outs.bin");
THROW_WALLET_EXCEPTION_IF(daemon_resp.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "getrandom_outs.bin");
THROW_WALLET_EXCEPTION_IF(daemon_resp.status != CORE_RPC_STATUS_OK, error::get_random_outs_error, daemon_resp.status);