mirror of
https://github.com/SChernykh/p2pool.git
synced 2024-09-12 00:28:46 -06:00
743 lines
21 KiB
C++
743 lines
21 KiB
C++
/*
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* This file is part of the Monero P2Pool <https://github.com/SChernykh/p2pool>
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* Copyright (c) 2021 SChernykh <https://github.com/SChernykh>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, version 3.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "common.h"
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#include "p2pool.h"
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#include "zmq_reader.h"
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#include "mempool.h"
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#include "json_rpc_request.h"
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#include "rapidjson/document.h"
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#include "json_parsers.h"
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#include "pow_hash.h"
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#include "block_template.h"
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#include "side_chain.h"
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#include "stratum_server.h"
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#include "p2p_server.h"
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#include "params.h"
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#include "console_commands.h"
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#include <thread>
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#include <iostream>
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static constexpr char log_category_prefix[] = "P2Pool ";
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constexpr int BLOCK_HEADERS_REQUIRED = 720;
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constexpr uint64_t SEEDHASH_EPOCH_BLOCKS = 2048;
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constexpr uint64_t SEEDHASH_EPOCH_LAG = 64;
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namespace p2pool {
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p2pool::p2pool(int argc, char* argv[])
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: m_stopped(false)
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, m_params(new Params(argc, argv))
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, m_updateSeed(true)
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, m_submitBlockData{}
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{
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if (!m_params->m_wallet.valid()) {
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LOGERR(1, "Invalid wallet address. Try \"p2pool --help\".");
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panic();
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}
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const Wallet::Type type = m_params->m_wallet.type();
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if (type == Wallet::Type::Testnet) {
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LOGWARN(1, "Mining to a testnet wallet address");
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}
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else if (type == Wallet::Type::Stagenet) {
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LOGWARN(1, "Mining to a stagenet wallet address");
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}
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int err = uv_async_init(uv_default_loop_checked(), &m_submitBlockAsync, on_submit_block);
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if (err) {
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LOGERR(1, "uv_async_init failed, error " << uv_err_name(err));
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panic();
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}
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m_submitBlockAsync.data = this;
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err = uv_async_init(uv_default_loop_checked(), &m_blockTemplateAsync, on_update_block_template);
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if (err) {
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LOGERR(1, "uv_async_init failed, error " << uv_err_name(err));
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panic();
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}
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m_blockTemplateAsync.data = this;
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err = uv_async_init(uv_default_loop_checked(), &m_stopAsync, on_stop);
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if (err) {
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LOGERR(1, "uv_async_init failed, error " << uv_err_name(err));
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panic();
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}
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m_stopAsync.data = this;
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uv_rwlock_init_checked(&m_mainchainLock);
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MinerData d;
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m_sideChain = new SideChain(this);
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m_hasher = new RandomX_Hasher(this);
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m_blockTemplate = new BlockTemplate(this);
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m_mempool = new Mempool();
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m_consoleCommands = new ConsoleCommands(this);
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}
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p2pool::~p2pool()
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{
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uv_close(reinterpret_cast<uv_handle_t*>(&m_submitBlockAsync), nullptr);
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uv_close(reinterpret_cast<uv_handle_t*>(&m_blockTemplateAsync), nullptr);
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uv_close(reinterpret_cast<uv_handle_t*>(&m_stopAsync), nullptr);
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uv_rwlock_destroy(&m_mainchainLock);
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delete m_sideChain;
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delete m_hasher;
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delete m_blockTemplate;
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delete m_mempool;
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delete m_params;
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delete m_consoleCommands;
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}
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bool p2pool::calculate_hash(const void* data, size_t size, const hash& seed, hash& result)
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{
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return m_hasher->calculate(data, size, seed, result);
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}
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uint64_t p2pool::get_seed_height(uint64_t height)
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{
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if (LIKELY(height > SEEDHASH_EPOCH_LAG)) {
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return (height - SEEDHASH_EPOCH_LAG - 1) & ~(SEEDHASH_EPOCH_BLOCKS - 1);
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}
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return 0;
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}
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bool p2pool::get_seed(uint64_t height, hash& seed) const
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{
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ReadLock lock(m_mainchainLock);
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auto it = m_mainchainByHeight.find(get_seed_height(height));
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if (it == m_mainchainByHeight.end()) {
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return false;
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}
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seed = it->second.id;
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return true;
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}
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void p2pool::handle_tx(TxMempoolData& tx)
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{
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if (!tx.weight || !tx.fee) {
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LOGWARN(1, "invalid transaction: tx id = " << tx.id << ", size = " << tx.blob_size << ", weight = " << tx.weight << ", fee = " << static_cast<double>(tx.fee) / 1e6 << " um");
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return;
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}
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m_mempool->add(tx);
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LOGINFO(5,
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"new tx id = " << log::LightBlue() << tx.id << log::NoColor() <<
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", size = " << log::Gray() << tx.blob_size << log::NoColor() <<
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", weight = " << log::Gray() << tx.weight << log::NoColor() <<
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", fee = " << log::Gray() << static_cast<double>(tx.fee) / 1e6 << " um");
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#if TEST_MEMPOOL_PICKING_ALGORITHM
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m_blockTemplate->update(m_minerData, *m_mempool, &m_params->m_wallet);
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#endif
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}
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void p2pool::handle_miner_data(MinerData& data)
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{
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#if TEST_MEMPOOL_PICKING_ALGORITHM
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if (m_mempool->m_transactions.size() < data.tx_backlog.size()) {
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m_mempool->swap(data.tx_backlog);
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}
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#else
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m_mempool->swap(data.tx_backlog);
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#endif
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{
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WriteLock lock(m_mainchainLock);
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ChainMain& c = m_mainchainByHeight[data.height - 1];
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c.height = data.height - 1;
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c.id = data.prev_id;
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// timestamp is unknown here
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c.timestamp = 0;
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m_mainchainByHash[c.id] = c;
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}
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data.tx_backlog.clear();
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m_minerData = data;
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m_updateSeed = true;
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update_median_timestamp();
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LOGINFO(2,
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"new miner data\n---------------------------------------------------------------------------------------------------------------" <<
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"\nmajor_version = " << data.major_version <<
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"\nheight = " << data.height <<
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"\nprev_id = " << log::LightBlue() << data.prev_id << log::NoColor() <<
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"\nseed_hash = " << log::LightBlue() << data.seed_hash << log::NoColor() <<
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"\ndifficulty = " << data.difficulty <<
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"\nmedian_weight = " << data.median_weight <<
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"\nalready_generated_coins = " << data.already_generated_coins <<
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"\ntransactions = " << m_mempool->m_transactions.size() <<
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"\n---------------------------------------------------------------------------------------------------------------"
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);
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if (!is_main_thread) {
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update_block_template_async();
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}
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else {
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update_block_template();
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}
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}
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static constexpr char BLOCK_FOUND[] = "\n\
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-----------------------------------------------------------------------------------------------\n\
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| ###### # ####### ##### # # ####### ####### # # # # ###### |\n\
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| # # # # # # # # # # # # # # ## # # # |\n\
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| # # # # # # # # # # # # # # # # # # |\n\
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| ###### # # # # ### ##### # # # # # # # # # |\n\
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| # # # # # # # # # # # # # # # # # # |\n\
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| # # # # # # # # # # # # # # # ## # # |\n\
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| ###### ####### ####### ##### # # # ####### ##### # # ###### |\n\
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-----------------------------------------------------------------------------------------------";
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void p2pool::handle_chain_main(ChainMain& data, const char* extra)
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{
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{
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WriteLock lock(m_mainchainLock);
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ChainMain& c = m_mainchainByHeight[data.height];
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c.height = data.height;
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c.timestamp = data.timestamp;
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// data.id not filled in here, but c.id should be available. Copy it to data.id for logging
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data.id = c.id;
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m_mainchainByHash[c.id] = c;
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}
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update_median_timestamp();
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hash sidechain_id;
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if (extra) {
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const size_t n = strlen(extra);
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if (n >= HASH_SIZE * 2) {
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const char* s = extra + n - HASH_SIZE * 2;
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for (size_t i = 0; i < HASH_SIZE; ++i) {
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uint8_t d[2];
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if (!from_hex(s[i * 2], d[0]) || !from_hex(s[i * 2 + 1], d[1])) {
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sidechain_id = {};
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break;
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}
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sidechain_id.h[i] = (d[0] << 4) | d[1];
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}
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}
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}
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LOGINFO(2, "new main chain block: height = " << log::Gray() << data.height << log::NoColor() <<
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", id = " << log::LightBlue() << data.id << log::NoColor() <<
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", timestamp = " << log::Gray() << data.timestamp);
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if (!sidechain_id.empty() && side_chain().has_block(sidechain_id)) {
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LOGINFO(0, log::LightGreen() << "BLOCK FOUND: main chain block at height " << data.height << " was mined by this p2pool" << BLOCK_FOUND);
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}
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}
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void p2pool::submit_block_async(uint32_t template_id, uint32_t nonce, uint32_t extra_nonce)
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{
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m_submitBlockData = { template_id, nonce, extra_nonce };
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const int err = uv_async_send(&m_submitBlockAsync);
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if (err) {
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LOGERR(1, "uv_async_send failed, error " << uv_err_name(err));
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}
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}
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void p2pool::submit_block() const
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{
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const uint32_t template_id = m_submitBlockData.template_id;
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uint32_t nonce = m_submitBlockData.nonce;
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uint32_t extra_nonce = m_submitBlockData.extra_nonce;
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const uint64_t height = m_blockTemplate->height();
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const difficulty_type diff = m_blockTemplate->difficulty();
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LOGINFO(0, "submit_block: height = " << height << ", template id = " << template_id << ", nonce = " << nonce << ", extra_nonce = " << extra_nonce);
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size_t nonce_offset;
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size_t extra_nonce_offset;
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const std::vector<uint8_t> blockTemplateBlob = m_blockTemplate->get_block_template_blob(template_id, nonce_offset, extra_nonce_offset);
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if (blockTemplateBlob.empty()) {
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LOGERR(0, "submit_block: couldn't find block template with id " << template_id);
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return;
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}
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std::string request;
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request.reserve(blockTemplateBlob.size() * 2 + 128);
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request = "{\"jsonrpc\":\"2.0\",\"id\":\"0\",\"method\":\"submit_block\",\"params\":[\"";
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for (size_t i = 0; i < blockTemplateBlob.size(); ++i) {
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char buf[16];
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if (nonce_offset <= i && i < nonce_offset + sizeof(nonce)) {
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snprintf(buf, sizeof(buf), "%02x", nonce & 255);
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nonce >>= 8;
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}
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else if (extra_nonce_offset <= i && i < extra_nonce_offset + sizeof(extra_nonce)) {
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snprintf(buf, sizeof(buf), "%02x", extra_nonce & 255);
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extra_nonce >>= 8;
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}
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else {
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snprintf(buf, sizeof(buf), "%02x", blockTemplateBlob[i]);
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}
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request.append(buf);
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}
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request.append("\"]}");
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JSONRPCRequest::call(m_params->m_host, m_params->m_rpcPort, request.c_str(),
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[height, diff, template_id, nonce, extra_nonce](const char* data, size_t size)
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{
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rapidjson::Document doc;
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if (doc.Parse(data, size).HasParseError() || !doc.IsObject()) {
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LOGERR(0, "submit_block: invalid JSON response from daemon");
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return;
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}
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if (doc.HasMember("error")) {
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auto& err = doc["error"];
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if (!err.IsObject()) {
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LOGERR(0, "submit_block: invalid JSON reponse from daemon: 'error' is not an object");
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return;
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}
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const char* error_msg = nullptr;
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auto it = doc.FindMember("message");
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if (it != doc.MemberEnd() && it->value.IsString()) {
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error_msg = it->value.GetString();
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}
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LOGERR(0, "submit_block: daemon returned error: '" << (error_msg ? error_msg : "unknown error") << "', template id = " << template_id << ", nonce = " << nonce << ", extra_nonce = " << extra_nonce);
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return;
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}
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auto it = doc.FindMember("result");
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if (it != doc.MemberEnd() && it->value.IsObject()) {
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auto& result = it->value;
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auto it2 = result.FindMember("status");
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if (it2 != result.MemberEnd() && it2->value.IsString() && (strcmp(it2->value.GetString(), "OK") == 0)) {
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LOGINFO(0, log::LightGreen() << "submit_block: BLOCK ACCEPTED at height " << height << " and difficulty = " << diff);
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return;
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}
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}
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LOGWARN(0, "submit_block: daemon sent unrecognizable reply: " << log::const_buf(data, size));
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});
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}
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void p2pool::submit_sidechain_block(uint32_t template_id, uint32_t nonce, uint32_t extra_nonce)
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{
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LOGINFO(1, "submit_sidechain_block: template id = " << template_id << ", nonce = " << nonce << ", extra_nonce = " << extra_nonce);
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m_blockTemplate->submit_sidechain_block(template_id, nonce, extra_nonce);
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}
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void p2pool::update_block_template_async()
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{
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const int err = uv_async_send(&m_blockTemplateAsync);
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if (err) {
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LOGERR(1, "uv_async_send failed, error " << uv_err_name(err));
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}
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}
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void p2pool::update_block_template()
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{
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if (m_updateSeed) {
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m_hasher->set_seed_async(m_minerData.seed_hash);
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m_updateSeed = false;
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}
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m_blockTemplate->update(m_minerData, *m_mempool, &m_params->m_wallet);
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stratum_on_block();
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}
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void p2pool::download_block_headers(uint64_t current_height)
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{
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const uint64_t seed_height = get_seed_height(current_height);
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const uint64_t prev_seed_height = (seed_height > SEEDHASH_EPOCH_BLOCKS) ? (seed_height - SEEDHASH_EPOCH_BLOCKS) : 0;
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char buf[log::Stream::BUF_SIZE + 1];
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log::Stream s(buf);
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// First download 2 RandomX seeds
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const uint64_t seed_heights[2] = { prev_seed_height, seed_height };
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for (uint64_t height : seed_heights) {
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s.m_pos = 0;
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s << "{\"jsonrpc\":\"2.0\",\"id\":\"0\",\"method\":\"get_block_header_by_height\",\"params\":{\"height\":" << height << "}}\0";
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JSONRPCRequest::call(m_params->m_host, m_params->m_rpcPort, buf,
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[this, prev_seed_height, height](const char* data, size_t size)
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{
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ChainMain block;
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if (parse_block_header(data, size, block)) {
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if (height == prev_seed_height) {
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// Do it synchronously to make sure stratum and p2p don't start before it's finished
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m_hasher->set_old_seed(block.id);
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}
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}
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else {
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LOGERR(1, "fatal error: couldn't download block header for height " << height);
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panic();
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}
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});
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}
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s.m_pos = 0;
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s << "{\"jsonrpc\":\"2.0\",\"id\":\"0\",\"method\":\"get_block_headers_range\",\"params\":{\"start_height\":" << current_height - BLOCK_HEADERS_REQUIRED << ",\"end_height\":" << current_height - 1 << "}}\0";
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JSONRPCRequest::call(m_params->m_host, m_params->m_rpcPort, buf,
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[this, current_height](const char* data, size_t size)
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{
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if (parse_block_headers_range(data, size) == BLOCK_HEADERS_REQUIRED) {
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update_median_timestamp();
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if (m_serversStarted.exchange(1) == 0) {
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m_stratumServer = new StratumServer(this);
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m_p2pServer = new P2PServer(this);
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}
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}
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else {
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LOGERR(1, "fatal error: couldn't download block headers for heights " << current_height - BLOCK_HEADERS_REQUIRED << " - " << current_height - 1);
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panic();
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}
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});
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}
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bool p2pool::chainmain_get_by_hash(const hash& id, ChainMain& data) const
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{
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ReadLock lock(m_mainchainLock);
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auto it = m_mainchainByHash.find(id);
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if (it == m_mainchainByHash.end()) {
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return false;
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}
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data = it->second;
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return true;
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}
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bool p2pool::get_timestamps(uint64_t (×tamps)[TIMESTAMP_WINDOW]) const
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{
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ReadLock lock(m_mainchainLock);
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if (m_mainchainByHeight.size() <= TIMESTAMP_WINDOW) {
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return false;
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}
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auto it = m_mainchainByHeight.end();
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for (int i = 0; (i < TIMESTAMP_WINDOW) && (it != m_mainchainByHeight.begin()); ++i) {
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--it;
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timestamps[i] = it->second.timestamp;
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}
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return true;
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}
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void p2pool::update_median_timestamp()
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{
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uint64_t timestamps[TIMESTAMP_WINDOW];
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if (!get_timestamps(timestamps))
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{
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m_minerData.median_timestamp = 0;
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return;
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}
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|
std::sort(timestamps, timestamps + TIMESTAMP_WINDOW);
|
|
|
|
// Shift it +1 block compared to Monero's code because we don't have the latest block yet when we receive new miner data
|
|
m_minerData.median_timestamp = (timestamps[TIMESTAMP_WINDOW / 2] + timestamps[TIMESTAMP_WINDOW / 2 + 1]) / 2;
|
|
LOGINFO(4, "median timestamp updated to " << log::Gray() << m_minerData.median_timestamp);
|
|
}
|
|
|
|
void p2pool::stratum_on_block()
|
|
{
|
|
#if 0
|
|
uint8_t hashing_blob[128];
|
|
uint64_t height;
|
|
difficulty_type difficulty;
|
|
difficulty_type sidechain_difficulty;
|
|
hash seed_hash;
|
|
size_t nonce_offset;
|
|
uint32_t template_id;
|
|
|
|
m_blockTemplate->get_hashing_blob(0, hashing_blob, height, difficulty, sidechain_difficulty, seed_hash, nonce_offset, template_id);
|
|
submit_block(template_id, 0, 0);
|
|
#else
|
|
if (m_stratumServer) {
|
|
m_stratumServer->on_block(*m_blockTemplate);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
void p2pool::get_miner_data()
|
|
{
|
|
JSONRPCRequest::call(m_params->m_host, m_params->m_rpcPort, "{\"jsonrpc\":\"2.0\",\"id\":\"0\",\"method\":\"get_miner_data\"}",
|
|
[this](const char* data, size_t size)
|
|
{
|
|
parse_get_miner_data_rpc(data, size);
|
|
});
|
|
}
|
|
|
|
void p2pool::parse_get_miner_data_rpc(const char* data, size_t size)
|
|
{
|
|
rapidjson::Document doc;
|
|
doc.Parse(data, size);
|
|
|
|
if (!doc.IsObject() || !doc.HasMember("result")) {
|
|
LOGWARN(1, "get_miner_data RPC response is invalid, skipping it");
|
|
return;
|
|
}
|
|
|
|
MinerData minerData;
|
|
|
|
const auto& result = doc["result"];
|
|
|
|
if (!PARSE(result, minerData, major_version) ||
|
|
!PARSE(result, minerData, height) ||
|
|
!PARSE(result, minerData, prev_id) ||
|
|
!PARSE(result, minerData, seed_hash) ||
|
|
!PARSE(result, minerData, median_weight) ||
|
|
!PARSE(result, minerData, already_generated_coins) ||
|
|
!PARSE(result, minerData, difficulty)) {
|
|
LOGWARN(1, "get_miner_data RPC response failed to parse, skipping it");
|
|
return;
|
|
}
|
|
|
|
auto it = result.FindMember("tx_backlog");
|
|
|
|
if ((it != result.MemberEnd()) && it->value.IsArray()) {
|
|
const auto& tx_backlog = it->value.GetArray();
|
|
for (rapidjson::SizeType i = 0, n = tx_backlog.Size(); i < n; ++i) {
|
|
const auto& tx = tx_backlog[i];
|
|
|
|
if (!tx.IsObject()) {
|
|
continue;
|
|
}
|
|
|
|
TxMempoolData tx_data;
|
|
if (PARSE(tx, tx_data, id) && PARSE(tx, tx_data, weight) && PARSE(tx, tx_data, fee)) {
|
|
tx_data.blob_size = 0;
|
|
minerData.tx_backlog.emplace_back(std::move(tx_data));
|
|
}
|
|
}
|
|
}
|
|
|
|
handle_miner_data(minerData);
|
|
download_block_headers(minerData.height);
|
|
}
|
|
|
|
bool p2pool::parse_block_header(const char* data, size_t size, ChainMain& result)
|
|
{
|
|
rapidjson::Document doc;
|
|
if (doc.Parse(data, size).HasParseError() || !doc.IsObject()) {
|
|
LOGERR(1, "parse_block_header: invalid JSON response from daemon");
|
|
return false;
|
|
}
|
|
|
|
auto it = doc.FindMember("result");
|
|
if (it == doc.MemberEnd() || !it->value.IsObject()) {
|
|
LOGERR(1, "parse_block_header: invalid JSON response from daemon : 'result' is not found or not an object");
|
|
return false;
|
|
}
|
|
|
|
auto it2 = it->value.FindMember("block_header");
|
|
if (it2 == it->value.MemberEnd() || !it2->value.IsObject()) {
|
|
LOGERR(1, "parse_block_header: invalid JSON response from daemon: 'block_header' is not found or not an object");
|
|
return false;
|
|
}
|
|
|
|
if (!PARSE(it2->value, result, height) || !PARSE(it2->value, result, timestamp) || !parseValue(it2->value, "hash", result.id)) {
|
|
LOGERR(1, "parse_block_header: invalid JSON response from daemon: failed to parse 'block_header'");
|
|
return false;
|
|
}
|
|
|
|
{
|
|
WriteLock lock(m_mainchainLock);
|
|
m_mainchainByHeight[result.height] = result;
|
|
m_mainchainByHash[result.id] = result;
|
|
}
|
|
|
|
LOGINFO(4, "parsed block header for height " << result.height);
|
|
return true;
|
|
}
|
|
|
|
uint32_t p2pool::parse_block_headers_range(const char* data, size_t size)
|
|
{
|
|
rapidjson::Document doc;
|
|
if (doc.Parse(data, size).HasParseError() || !doc.IsObject()) {
|
|
LOGERR(1, "parse_block_headers_range: invalid JSON response from daemon");
|
|
return 0;
|
|
}
|
|
|
|
auto it = doc.FindMember("result");
|
|
if (it == doc.MemberEnd() || !it->value.IsObject()) {
|
|
LOGERR(1, "parse_block_headers_range: invalid JSON response from daemon: 'result' is not found or not an object");
|
|
return 0;
|
|
}
|
|
|
|
auto it2 = it->value.FindMember("headers");
|
|
if (it2 == it->value.MemberEnd() || !it2->value.IsArray()) {
|
|
LOGERR(1, "parse_block_headers_range: invalid JSON response from daemon: 'headers' is not found or not an array");
|
|
return 0;
|
|
}
|
|
|
|
uint32_t num_headers_parsed = 0;
|
|
|
|
WriteLock lock(m_mainchainLock);
|
|
|
|
auto headers = it2->value.GetArray();
|
|
uint64_t min_height = std::numeric_limits<uint64_t>::max();
|
|
uint64_t max_height = 0;
|
|
for (auto i = headers.begin(); i != headers.end(); ++i) {
|
|
if (!i->IsObject()) {
|
|
continue;
|
|
}
|
|
|
|
ChainMain c;
|
|
if (PARSE(*i, c, height) && PARSE(*i, c, timestamp) && parseValue(*i, "hash", c.id)) {
|
|
min_height = std::min(min_height, c.height);
|
|
max_height = std::max(max_height, c.height);
|
|
m_mainchainByHeight[c.height] = c;
|
|
m_mainchainByHash[c.id] = c;
|
|
++num_headers_parsed;
|
|
}
|
|
}
|
|
|
|
LOGINFO(4, "parsed " << num_headers_parsed << " block headers for heights " << min_height << " - " << max_height);
|
|
return num_headers_parsed;
|
|
}
|
|
|
|
static void on_signal(uv_signal_t* handle, int signum)
|
|
{
|
|
p2pool* pool = reinterpret_cast<p2pool*>(handle->data);
|
|
|
|
switch (signum) {
|
|
case SIGHUP:
|
|
LOGINFO(1, "caught SIGHUP");
|
|
break;
|
|
case SIGINT:
|
|
LOGINFO(1, "caught SIGINT");
|
|
break;
|
|
case SIGTERM:
|
|
LOGINFO(1, "caught SIGTERM");
|
|
break;
|
|
#ifdef SIGBREAK
|
|
case SIGBREAK:
|
|
LOGINFO(1, "caught SIGBREAK");
|
|
break;
|
|
#endif
|
|
#ifdef SIGUSR1
|
|
case SIGUSR1:
|
|
log::reopen();
|
|
return;
|
|
#endif
|
|
default:
|
|
LOGINFO(1, "caught signal " << signum);
|
|
}
|
|
|
|
LOGINFO(1, "stopping");
|
|
|
|
uv_signal_stop(handle);
|
|
pool->stop();
|
|
}
|
|
|
|
static bool init_uv_threadpool()
|
|
{
|
|
static uv_work_t dummy;
|
|
return (uv_queue_work(uv_default_loop_checked(), &dummy, [](uv_work_t*) {}, nullptr) == 0);
|
|
}
|
|
|
|
static bool init_signals(p2pool* pool)
|
|
{
|
|
constexpr int signal_names[] = {
|
|
SIGHUP,
|
|
SIGINT,
|
|
SIGTERM,
|
|
#ifdef SIGBREAK
|
|
SIGBREAK,
|
|
#endif
|
|
#ifdef SIGUSR1
|
|
SIGUSR1,
|
|
#endif
|
|
};
|
|
|
|
static uv_signal_t signals[array_size(signal_names)];
|
|
|
|
for (size_t i = 0; i < array_size(signal_names); ++i) {
|
|
uv_signal_init(uv_default_loop_checked(), &signals[i]);
|
|
signals[i].data = pool;
|
|
const int rc = uv_signal_start(&signals[i], on_signal, signal_names[i]);
|
|
if (rc != 0) {
|
|
LOGERR(1, "failed to initialize signal, error " << rc);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
void p2pool::stop()
|
|
{
|
|
uv_stop(uv_default_loop());
|
|
uv_async_send(&m_stopAsync);
|
|
}
|
|
|
|
int p2pool::run()
|
|
{
|
|
if (!m_params->ok()) {
|
|
LOGERR(1, "Invalid or missing command line. Try \"p2pool --help\".");
|
|
return 1;
|
|
}
|
|
|
|
if (!init_uv_threadpool()) {
|
|
LOGERR(1, "failed to start UV thread pool");
|
|
return 1;
|
|
}
|
|
|
|
if (!init_signals(this)) {
|
|
LOGERR(1, "failed to initialize signal handlers");
|
|
return 1;
|
|
}
|
|
|
|
{
|
|
ZMQReader z(m_params->m_host, m_params->m_rpcPort, m_params->m_zmqPort, this);
|
|
get_miner_data();
|
|
const int rc = uv_run(uv_default_loop_checked(), UV_RUN_DEFAULT);
|
|
LOGINFO(1, "uv_run exited, result = " << rc);
|
|
}
|
|
|
|
m_stopped = true;
|
|
|
|
bkg_jobs_tracker.wait();
|
|
|
|
delete m_stratumServer;
|
|
delete m_p2pServer;
|
|
|
|
LOGINFO(1, "stopped");
|
|
return 0;
|
|
}
|
|
|
|
} // namespace p2pool
|