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wallet2: maintain the short chain manually when refreshing

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moneromooo-monero 2015-11-27 00:35:41 +00:00
parent a4e9506069
commit d0eaf1d4e1
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GPG key ID: 686F07454D6CEFC3
2 changed files with 17 additions and 4 deletions
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19
src/wallet/wallet2.cpp
View file

@ -478,11 +478,11 @@ void wallet2::parse_block_round(const cryptonote::blobdata &blob, cryptonote::bl
bl_id = get_block_hash(bl); bl_id = get_block_hash(bl);
} }
//---------------------------------------------------------------------------------------------------- //----------------------------------------------------------------------------------------------------
void wallet2::pull_blocks(uint64_t start_height, uint64_t &blocks_start_height, std::list<cryptonote::block_complete_entry> &blocks) void wallet2::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)
{ {
cryptonote::COMMAND_RPC_GET_BLOCKS_FAST::request req = AUTO_VAL_INIT(req); cryptonote::COMMAND_RPC_GET_BLOCKS_FAST::request req = AUTO_VAL_INIT(req);
cryptonote::COMMAND_RPC_GET_BLOCKS_FAST::response res = AUTO_VAL_INIT(res); cryptonote::COMMAND_RPC_GET_BLOCKS_FAST::response res = AUTO_VAL_INIT(res);
get_short_chain_history(req.block_ids); req.block_ids = short_chain_history;
req.start_height = start_height; req.start_height = start_height;
bool r = net_utils::invoke_http_bin_remote_command2(m_daemon_address + "/getblocks.bin", req, res, m_http_client, WALLET_RCP_CONNECTION_TIMEOUT); bool r = net_utils::invoke_http_bin_remote_command2(m_daemon_address + "/getblocks.bin", req, res, m_http_client, WALLET_RCP_CONNECTION_TIMEOUT);
@ -617,18 +617,31 @@ void wallet2::refresh(uint64_t start_height, uint64_t & blocks_fetched, bool& re
uint64_t added_blocks = 0; uint64_t added_blocks = 0;
size_t try_count = 0; size_t try_count = 0;
crypto::hash last_tx_hash_id = m_transfers.size() ? get_transaction_hash(m_transfers.back().m_tx) : null_hash; 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;
get_short_chain_history(short_chain_history);
while(m_run.load(std::memory_order_relaxed)) while(m_run.load(std::memory_order_relaxed))
{ {
try try
{ {
uint64_t blocks_start_height; uint64_t blocks_start_height;
std::list<cryptonote::block_complete_entry> blocks; std::list<cryptonote::block_complete_entry> blocks;
pull_blocks(start_height, blocks_start_height, blocks); pull_blocks(start_height, blocks_start_height, short_chain_history, blocks);
process_blocks(blocks_start_height, blocks, added_blocks); process_blocks(blocks_start_height, blocks, added_blocks);
blocks_fetched += added_blocks; blocks_fetched += added_blocks;
if(!added_blocks) if(!added_blocks)
break; 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;
}
} }
catch (const std::exception&) catch (const std::exception&)
{ {

2
src/wallet/wallet2.h
View file

@ -355,7 +355,7 @@ namespace tools
bool is_tx_spendtime_unlocked(uint64_t unlock_time) const; bool is_tx_spendtime_unlocked(uint64_t unlock_time) const;
bool is_transfer_unlocked(const transfer_details& td) const; bool is_transfer_unlocked(const transfer_details& td) const;
bool clear(); bool clear();
void pull_blocks(uint64_t start_height, uint64_t& blocks_start_height, std::list<cryptonote::block_complete_entry> &blocks); 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 process_blocks(uint64_t start_height, const std::list<cryptonote::block_complete_entry> &blocks, uint64_t& blocks_added); 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); 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); bool prepare_file_names(const std::string& file_path);