diff options
Diffstat (limited to 'src/wallet/wallet2.cpp')
| -rw-r--r-- | src/wallet/wallet2.cpp | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/src/wallet/wallet2.cpp b/src/wallet/wallet2.cpp index 589259ec8..7dc8a1e47 100644 --- a/src/wallet/wallet2.cpp +++ b/src/wallet/wallet2.cpp @@ -612,6 +612,7 @@ wallet2::wallet2(bool testnet, bool restricted): m_confirm_backlog(true), m_confirm_backlog_threshold(0), m_confirm_export_overwrite(true), + m_auto_low_priority(true), m_is_initialized(false), m_restricted(restricted), is_old_file_format(false), @@ -2447,6 +2448,9 @@ bool wallet2::store_keys(const std::string& keys_file_name, const epee::wipeable value2.SetInt(m_confirm_export_overwrite ? 1 :0); json.AddMember("confirm_export_overwrite", value2, json.GetAllocator()); + value2.SetInt(m_auto_low_priority ? 1 : 0); + json.AddMember("auto_low_priority", value2, json.GetAllocator()); + value2.SetInt(m_testnet ? 1 :0); json.AddMember("testnet", value2, json.GetAllocator()); @@ -2529,6 +2533,7 @@ bool wallet2::load_keys(const std::string& keys_file_name, const epee::wipeable_ m_confirm_backlog = true; m_confirm_backlog_threshold = 0; m_confirm_export_overwrite = true; + m_auto_low_priority = true; } else if(json.IsObject()) { @@ -2630,6 +2635,8 @@ bool wallet2::load_keys(const std::string& keys_file_name, const epee::wipeable_ m_confirm_backlog_threshold = field_confirm_backlog_threshold; GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, confirm_export_overwrite, int, Int, false, true); m_confirm_export_overwrite = field_confirm_export_overwrite; + GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, m_auto_low_priority, int, Int, false, true); + m_auto_low_priority = field_m_auto_low_priority; GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, testnet, int, Int, false, m_testnet); // Wallet is being opened with testnet flag, but is saved as a mainnet wallet THROW_WALLET_EXCEPTION_IF(m_testnet && !field_testnet, error::wallet_internal_error, "Mainnet wallet can not be opened as testnet wallet"); @@ -5033,6 +5040,90 @@ uint64_t wallet2::adjust_mixin(uint64_t mixin) const return mixin; } //---------------------------------------------------------------------------------------------------- +uint32_t wallet2::adjust_priority(uint32_t priority) +{ + if (priority == 0 && get_default_priority() != 1 && auto_low_priority()) + { + try + { + // check if there's a backlog in the tx pool + const double fee_level = get_fee_multiplier(1) * get_per_kb_fee() * (12/(double)13) / (double)1024; + const std::vector<std::pair<uint64_t, uint64_t>> blocks = estimate_backlog({std::make_pair(fee_level, fee_level)}); + if (blocks.size() != 1) + { + MERROR("Bad estimated backlog array size"); + return priority; + } + else if (blocks[0].first > 0) + { + MINFO("We don't use the low priority because there's a backlog in the tx pool."); + return priority; + } + + // get the current full reward zone + epee::json_rpc::request<cryptonote::COMMAND_RPC_GET_INFO::request> getinfo_req = AUTO_VAL_INIT(getinfo_req); + epee::json_rpc::response<cryptonote::COMMAND_RPC_GET_INFO::response, std::string> getinfo_res = AUTO_VAL_INIT(getinfo_res); + m_daemon_rpc_mutex.lock(); + getinfo_req.jsonrpc = "2.0"; + getinfo_req.id = epee::serialization::storage_entry(0); + getinfo_req.method = "get_info"; + bool r = net_utils::invoke_http_json("/json_rpc", getinfo_req, getinfo_res, m_http_client); + m_daemon_rpc_mutex.unlock(); + THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "get_info"); + THROW_WALLET_EXCEPTION_IF(getinfo_res.result.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "get_info"); + THROW_WALLET_EXCEPTION_IF(getinfo_res.result.status != CORE_RPC_STATUS_OK, error::get_tx_pool_error); + const uint64_t full_reward_zone = getinfo_res.result.block_size_limit / 2; + + // get the last N block headers and sum the block sizes + const size_t N = 10; + if (m_blockchain.size() < N) + { + MERROR("The blockchain is too short"); + return priority; + } + epee::json_rpc::request<cryptonote::COMMAND_RPC_GET_BLOCK_HEADERS_RANGE::request> getbh_req = AUTO_VAL_INIT(getbh_req); + epee::json_rpc::response<cryptonote::COMMAND_RPC_GET_BLOCK_HEADERS_RANGE::response, std::string> getbh_res = AUTO_VAL_INIT(getbh_res); + m_daemon_rpc_mutex.lock(); + getbh_req.jsonrpc = "2.0"; + getbh_req.id = epee::serialization::storage_entry(0); + getbh_req.method = "getblockheadersrange"; + getbh_req.params.start_height = m_blockchain.size() - N; + getbh_req.params.end_height = m_blockchain.size() - 1; + r = net_utils::invoke_http_json("/json_rpc", getbh_req, getbh_res, m_http_client, rpc_timeout); + m_daemon_rpc_mutex.unlock(); + THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "getblockheadersrange"); + THROW_WALLET_EXCEPTION_IF(getbh_res.result.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "getblockheadersrange"); + THROW_WALLET_EXCEPTION_IF(getbh_res.result.status != CORE_RPC_STATUS_OK, error::get_blocks_error, getbh_res.result.status); + if (getbh_res.result.headers.size() != N) + { + MERROR("Bad blockheaders size"); + return priority; + } + size_t block_size_sum = 0; + for (const cryptonote::block_header_response &i : getbh_res.result.headers) + { + block_size_sum += i.block_size; + } + + // estimate how 'full' the last N blocks are + const size_t P = 100 * block_size_sum / (N * full_reward_zone); + MINFO((boost::format("The last %d blocks fill roughly %d%% of the full reward zone.") % N % P).str()); + if (P > 80) + { + MINFO("We don't use the low priority because recent blocks are quite full."); + return priority; + } + MINFO("We'll use the low priority because probably it's safe to do so."); + return 1; + } + catch (const std::exception &e) + { + MERROR(e.what()); + } + } + return priority; +} +//---------------------------------------------------------------------------------------------------- // separated the call(s) to wallet2::transfer into their own function // // this function will make multiple calls to wallet2::transfer if multiple |