949 lines
37 KiB
C++
949 lines
37 KiB
C++
// Copyright (c) 2014-2017, The Monero Project
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//
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without modification, are
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// permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice, this list of
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// conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright notice, this list
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// of conditions and the following disclaimer in the documentation and/or other
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// materials provided with the distribution.
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//
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// 3. Neither the name of the copyright holder nor the names of its contributors may be
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// used to endorse or promote products derived from this software without specific
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// prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers
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#include <sstream>
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#include <numeric>
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#include <boost/utility/value_init.hpp>
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#include <boost/interprocess/detail/atomic.hpp>
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#include <boost/limits.hpp>
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#include "misc_language.h"
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#include "include_base_utils.h"
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#include "cryptonote_basic_impl.h"
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#include "cryptonote_format_utils.h"
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#include "file_io_utils.h"
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#include "common/command_line.h"
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#include "string_coding.h"
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#include "storages/portable_storage_template_helper.h"
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#include "boost/logic/tribool.hpp"
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#ifdef __APPLE__
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#include <sys/times.h>
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#include <IOKit/IOKitLib.h>
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#include <IOKit/ps/IOPSKeys.h>
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#include <IOKit/ps/IOPowerSources.h>
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#include <mach/mach_host.h>
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#include <AvailabilityMacros.h>
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#include <TargetConditionals.h>
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#endif
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#undef MONERO_DEFAULT_LOG_CATEGORY
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#define MONERO_DEFAULT_LOG_CATEGORY "miner"
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using namespace epee;
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#include "miner.h"
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extern "C" void slow_hash_allocate_state();
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extern "C" void slow_hash_free_state();
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namespace cryptonote
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{
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namespace
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{
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const command_line::arg_descriptor<std::string> arg_extra_messages = {"extra-messages-file", "Specify file for extra messages to include into coinbase transactions", "", true};
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const command_line::arg_descriptor<std::string> arg_start_mining = {"start-mining", "Specify wallet address to mining for", "", true};
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const command_line::arg_descriptor<uint32_t> arg_mining_threads = {"mining-threads", "Specify mining threads count", 0, true};
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const command_line::arg_descriptor<bool> arg_bg_mining_enable = {"bg-mining-enable", "enable/disable background mining", true, true};
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const command_line::arg_descriptor<bool> arg_bg_mining_ignore_battery = {"bg-mining-ignore-battery", "if true, assumes plugged in when unable to query system power status", false, true};
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const command_line::arg_descriptor<uint64_t> arg_bg_mining_min_idle_interval_seconds = {"bg-mining-min-idle-interval", "Specify min lookback interval in seconds for determining idle state", miner::BACKGROUND_MINING_DEFAULT_MIN_IDLE_INTERVAL_IN_SECONDS, true};
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const command_line::arg_descriptor<uint16_t> arg_bg_mining_idle_threshold_percentage = {"bg-mining-idle-threshold", "Specify minimum avg idle percentage over lookback interval", miner::BACKGROUND_MINING_DEFAULT_IDLE_THRESHOLD_PERCENTAGE, true};
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const command_line::arg_descriptor<uint16_t> arg_bg_mining_miner_target_percentage = {"bg-mining-miner-target", "Specificy maximum percentage cpu use by miner(s)", miner::BACKGROUND_MINING_DEFAULT_MINING_TARGET_PERCENTAGE, true};
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}
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miner::miner(i_miner_handler* phandler):m_stop(1),
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m_template(boost::value_initialized<block>()),
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m_template_no(0),
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m_diffic(0),
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m_thread_index(0),
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m_phandler(phandler),
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m_height(0),
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m_pausers_count(0),
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m_threads_total(0),
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m_starter_nonce(0),
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m_last_hr_merge_time(0),
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m_hashes(0),
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m_do_print_hashrate(false),
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m_do_mining(false),
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m_current_hash_rate(0),
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m_is_background_mining_enabled(false),
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m_min_idle_seconds(BACKGROUND_MINING_DEFAULT_MIN_IDLE_INTERVAL_IN_SECONDS),
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m_idle_threshold(BACKGROUND_MINING_DEFAULT_IDLE_THRESHOLD_PERCENTAGE),
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m_mining_target(BACKGROUND_MINING_DEFAULT_MINING_TARGET_PERCENTAGE),
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m_miner_extra_sleep(BACKGROUND_MINING_DEFAULT_MINER_EXTRA_SLEEP_MILLIS)
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{
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}
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//-----------------------------------------------------------------------------------------------------
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miner::~miner()
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{
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stop();
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}
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//-----------------------------------------------------------------------------------------------------
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bool miner::set_block_template(const block& bl, const difficulty_type& di, uint64_t height)
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{
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CRITICAL_REGION_LOCAL(m_template_lock);
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m_template = bl;
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m_diffic = di;
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m_height = height;
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++m_template_no;
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m_starter_nonce = crypto::rand<uint32_t>();
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return true;
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}
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//-----------------------------------------------------------------------------------------------------
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bool miner::on_block_chain_update()
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{
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if(!is_mining())
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return true;
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return request_block_template();
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}
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//-----------------------------------------------------------------------------------------------------
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bool miner::request_block_template()
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{
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block bl = AUTO_VAL_INIT(bl);
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difficulty_type di = AUTO_VAL_INIT(di);
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uint64_t height = AUTO_VAL_INIT(height);
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uint64_t expected_reward; //only used for RPC calls - could possibly be useful here too?
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cryptonote::blobdata extra_nonce;
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if(m_extra_messages.size() && m_config.current_extra_message_index < m_extra_messages.size())
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{
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extra_nonce = m_extra_messages[m_config.current_extra_message_index];
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}
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if(!m_phandler->get_block_template(bl, m_mine_address, di, height, expected_reward, extra_nonce))
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{
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LOG_ERROR("Failed to get_block_template(), stopping mining");
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return false;
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}
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set_block_template(bl, di, height);
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return true;
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}
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//-----------------------------------------------------------------------------------------------------
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bool miner::on_idle()
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{
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m_update_block_template_interval.do_call([&](){
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if(is_mining())request_block_template();
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return true;
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});
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m_update_merge_hr_interval.do_call([&](){
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merge_hr();
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return true;
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});
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return true;
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}
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//-----------------------------------------------------------------------------------------------------
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void miner::do_print_hashrate(bool do_hr)
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{
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m_do_print_hashrate = do_hr;
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}
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//-----------------------------------------------------------------------------------------------------
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void miner::merge_hr()
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{
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if(m_last_hr_merge_time && is_mining())
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{
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m_current_hash_rate = m_hashes * 1000 / ((misc_utils::get_tick_count() - m_last_hr_merge_time + 1));
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CRITICAL_REGION_LOCAL(m_last_hash_rates_lock);
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m_last_hash_rates.push_back(m_current_hash_rate);
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if(m_last_hash_rates.size() > 19)
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m_last_hash_rates.pop_front();
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if(m_do_print_hashrate)
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{
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uint64_t total_hr = std::accumulate(m_last_hash_rates.begin(), m_last_hash_rates.end(), 0);
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float hr = static_cast<float>(total_hr)/static_cast<float>(m_last_hash_rates.size());
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std::cout << "hashrate: " << std::setprecision(4) << std::fixed << hr << ENDL;
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}
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}
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m_last_hr_merge_time = misc_utils::get_tick_count();
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m_hashes = 0;
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}
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//-----------------------------------------------------------------------------------------------------
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void miner::init_options(boost::program_options::options_description& desc)
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{
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command_line::add_arg(desc, arg_extra_messages);
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command_line::add_arg(desc, arg_start_mining);
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command_line::add_arg(desc, arg_mining_threads);
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command_line::add_arg(desc, arg_bg_mining_enable);
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command_line::add_arg(desc, arg_bg_mining_ignore_battery);
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command_line::add_arg(desc, arg_bg_mining_min_idle_interval_seconds);
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command_line::add_arg(desc, arg_bg_mining_idle_threshold_percentage);
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command_line::add_arg(desc, arg_bg_mining_miner_target_percentage);
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}
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//-----------------------------------------------------------------------------------------------------
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bool miner::init(const boost::program_options::variables_map& vm, bool testnet)
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{
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if(command_line::has_arg(vm, arg_extra_messages))
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{
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std::string buff;
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bool r = file_io_utils::load_file_to_string(command_line::get_arg(vm, arg_extra_messages), buff);
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CHECK_AND_ASSERT_MES(r, false, "Failed to load file with extra messages: " << command_line::get_arg(vm, arg_extra_messages));
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std::vector<std::string> extra_vec;
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boost::split(extra_vec, buff, boost::is_any_of("\n"), boost::token_compress_on );
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m_extra_messages.resize(extra_vec.size());
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for(size_t i = 0; i != extra_vec.size(); i++)
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{
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string_tools::trim(extra_vec[i]);
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if(!extra_vec[i].size())
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continue;
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std::string buff = string_encoding::base64_decode(extra_vec[i]);
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if(buff != "0")
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m_extra_messages[i] = buff;
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}
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m_config_folder_path = boost::filesystem::path(command_line::get_arg(vm, arg_extra_messages)).parent_path().string();
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m_config = AUTO_VAL_INIT(m_config);
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epee::serialization::load_t_from_json_file(m_config, m_config_folder_path + "/" + MINER_CONFIG_FILE_NAME);
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MINFO("Loaded " << m_extra_messages.size() << " extra messages, current index " << m_config.current_extra_message_index);
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}
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if(command_line::has_arg(vm, arg_start_mining))
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{
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if(!cryptonote::get_account_address_from_str(m_mine_address, testnet, command_line::get_arg(vm, arg_start_mining)))
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{
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LOG_ERROR("Target account address " << command_line::get_arg(vm, arg_start_mining) << " has wrong format, starting daemon canceled");
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return false;
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}
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m_threads_total = 1;
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m_do_mining = true;
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if(command_line::has_arg(vm, arg_mining_threads))
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{
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m_threads_total = command_line::get_arg(vm, arg_mining_threads);
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}
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}
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// Background mining parameters
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// Let init set all parameters even if background mining is not enabled, they can start later with params set
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if(command_line::has_arg(vm, arg_bg_mining_enable))
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set_is_background_mining_enabled( command_line::get_arg(vm, arg_bg_mining_enable) );
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if(command_line::has_arg(vm, arg_bg_mining_ignore_battery))
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set_ignore_battery( command_line::get_arg(vm, arg_bg_mining_ignore_battery) );
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if(command_line::has_arg(vm, arg_bg_mining_min_idle_interval_seconds))
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set_min_idle_seconds( command_line::get_arg(vm, arg_bg_mining_min_idle_interval_seconds) );
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if(command_line::has_arg(vm, arg_bg_mining_idle_threshold_percentage))
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set_idle_threshold( command_line::get_arg(vm, arg_bg_mining_idle_threshold_percentage) );
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if(command_line::has_arg(vm, arg_bg_mining_miner_target_percentage))
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set_mining_target( command_line::get_arg(vm, arg_bg_mining_miner_target_percentage) );
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return true;
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}
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//-----------------------------------------------------------------------------------------------------
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bool miner::is_mining() const
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{
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return !m_stop;
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}
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//-----------------------------------------------------------------------------------------------------
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const account_public_address& miner::get_mining_address() const
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{
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return m_mine_address;
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}
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//-----------------------------------------------------------------------------------------------------
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uint32_t miner::get_threads_count() const {
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return m_threads_total;
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}
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//-----------------------------------------------------------------------------------------------------
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bool miner::start(const account_public_address& adr, size_t threads_count, const boost::thread::attributes& attrs, bool do_background, bool ignore_battery)
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{
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m_mine_address = adr;
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m_threads_total = static_cast<uint32_t>(threads_count);
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m_starter_nonce = crypto::rand<uint32_t>();
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CRITICAL_REGION_LOCAL(m_threads_lock);
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if(is_mining())
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{
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LOG_ERROR("Starting miner but it's already started");
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return false;
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}
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if(!m_threads.empty())
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{
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LOG_ERROR("Unable to start miner because there are active mining threads");
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return false;
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}
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if(!m_template_no)
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request_block_template();//lets update block template
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boost::interprocess::ipcdetail::atomic_write32(&m_stop, 0);
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boost::interprocess::ipcdetail::atomic_write32(&m_thread_index, 0);
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set_is_background_mining_enabled(do_background);
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set_ignore_battery(ignore_battery);
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for(size_t i = 0; i != threads_count; i++)
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{
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m_threads.push_back(boost::thread(attrs, boost::bind(&miner::worker_thread, this)));
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}
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LOG_PRINT_L0("Mining has started with " << threads_count << " threads, good luck!" );
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if( get_is_background_mining_enabled() )
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{
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m_background_mining_thread = boost::thread(attrs, boost::bind(&miner::background_worker_thread, this));
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LOG_PRINT_L0("Background mining controller thread started" );
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}
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return true;
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}
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//-----------------------------------------------------------------------------------------------------
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uint64_t miner::get_speed() const
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{
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if(is_mining()) {
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return m_current_hash_rate;
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}
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else {
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return 0;
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}
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}
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//-----------------------------------------------------------------------------------------------------
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void miner::send_stop_signal()
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{
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boost::interprocess::ipcdetail::atomic_write32(&m_stop, 1);
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}
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//-----------------------------------------------------------------------------------------------------
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bool miner::stop()
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{
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MTRACE("Miner has received stop signal");
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if (!is_mining())
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{
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MDEBUG("Not mining - nothing to stop" );
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return true;
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}
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send_stop_signal();
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CRITICAL_REGION_LOCAL(m_threads_lock);
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// In case background mining was active and the miner threads are waiting
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// on the background miner to signal start.
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m_is_background_mining_started_cond.notify_all();
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for(boost::thread& th: m_threads)
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th.join();
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// The background mining thread could be sleeping for a long time, so we
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// interrupt it just in case
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m_background_mining_thread.interrupt();
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m_background_mining_thread.join();
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MINFO("Mining has been stopped, " << m_threads.size() << " finished" );
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m_threads.clear();
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return true;
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}
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//-----------------------------------------------------------------------------------------------------
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bool miner::find_nonce_for_given_block(block& bl, const difficulty_type& diffic, uint64_t height)
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{
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for(; bl.nonce != std::numeric_limits<uint32_t>::max(); bl.nonce++)
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{
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crypto::hash h;
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get_block_longhash(bl, h, height);
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if(check_hash(h, diffic))
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{
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bl.invalidate_hashes();
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return true;
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}
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}
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bl.invalidate_hashes();
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return false;
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}
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//-----------------------------------------------------------------------------------------------------
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void miner::on_synchronized()
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{
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if(m_do_mining)
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{
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boost::thread::attributes attrs;
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attrs.set_stack_size(THREAD_STACK_SIZE);
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start(m_mine_address, m_threads_total, attrs, get_is_background_mining_enabled(), get_ignore_battery());
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}
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}
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//-----------------------------------------------------------------------------------------------------
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void miner::pause()
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{
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CRITICAL_REGION_LOCAL(m_miners_count_lock);
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MDEBUG("miner::pause: " << m_pausers_count << " -> " << (m_pausers_count + 1));
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++m_pausers_count;
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if(m_pausers_count == 1 && is_mining())
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MDEBUG("MINING PAUSED");
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}
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//-----------------------------------------------------------------------------------------------------
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void miner::resume()
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{
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CRITICAL_REGION_LOCAL(m_miners_count_lock);
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MDEBUG("miner::resume: " << m_pausers_count << " -> " << (m_pausers_count - 1));
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--m_pausers_count;
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if(m_pausers_count < 0)
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{
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m_pausers_count = 0;
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MERROR("Unexpected miner::resume() called");
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}
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if(!m_pausers_count && is_mining())
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MDEBUG("MINING RESUMED");
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}
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//-----------------------------------------------------------------------------------------------------
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bool miner::worker_thread()
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{
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uint32_t th_local_index = boost::interprocess::ipcdetail::atomic_inc32(&m_thread_index);
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MLOG_SET_THREAD_NAME(std::string("[miner ") + std::to_string(th_local_index) + "]");
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MGINFO("Miner thread was started ["<< th_local_index << "]");
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uint32_t nonce = m_starter_nonce + th_local_index;
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uint64_t height = 0;
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difficulty_type local_diff = 0;
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uint32_t local_template_ver = 0;
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block b;
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slow_hash_allocate_state();
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while(!m_stop)
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{
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if(m_pausers_count)//anti split workaround
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{
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misc_utils::sleep_no_w(100);
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continue;
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}
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else if( m_is_background_mining_enabled )
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{
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misc_utils::sleep_no_w(m_miner_extra_sleep);
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while( !m_is_background_mining_started )
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{
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MGINFO("background mining is enabled, but not started, waiting until start triggers");
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boost::unique_lock<boost::mutex> started_lock( m_is_background_mining_started_mutex );
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m_is_background_mining_started_cond.wait( started_lock );
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if( m_stop ) break;
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}
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if( m_stop ) continue;
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}
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if(local_template_ver != m_template_no)
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{
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CRITICAL_REGION_BEGIN(m_template_lock);
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b = m_template;
|
|
local_diff = m_diffic;
|
|
height = m_height;
|
|
CRITICAL_REGION_END();
|
|
local_template_ver = m_template_no;
|
|
nonce = m_starter_nonce + th_local_index;
|
|
}
|
|
|
|
if(!local_template_ver)//no any set_block_template call
|
|
{
|
|
LOG_PRINT_L2("Block template not set yet");
|
|
epee::misc_utils::sleep_no_w(1000);
|
|
continue;
|
|
}
|
|
|
|
b.nonce = nonce;
|
|
crypto::hash h;
|
|
get_block_longhash(b, h, height);
|
|
|
|
if(check_hash(h, local_diff))
|
|
{
|
|
//we lucky!
|
|
++m_config.current_extra_message_index;
|
|
MGINFO_GREEN("Found block for difficulty: " << local_diff);
|
|
if(!m_phandler->handle_block_found(b))
|
|
{
|
|
--m_config.current_extra_message_index;
|
|
}else
|
|
{
|
|
//success update, lets update config
|
|
if (!m_config_folder_path.empty())
|
|
epee::serialization::store_t_to_json_file(m_config, m_config_folder_path + "/" + MINER_CONFIG_FILE_NAME);
|
|
}
|
|
}
|
|
nonce+=m_threads_total;
|
|
++m_hashes;
|
|
}
|
|
slow_hash_free_state();
|
|
MGINFO("Miner thread stopped ["<< th_local_index << "]");
|
|
return true;
|
|
}
|
|
//-----------------------------------------------------------------------------------------------------
|
|
bool miner::get_is_background_mining_enabled() const
|
|
{
|
|
return m_is_background_mining_enabled;
|
|
}
|
|
//-----------------------------------------------------------------------------------------------------
|
|
bool miner::get_ignore_battery() const
|
|
{
|
|
return m_ignore_battery;
|
|
}
|
|
//-----------------------------------------------------------------------------------------------------
|
|
/**
|
|
* This has differing behaviour depending on if mining has been started/etc.
|
|
* Note: add documentation
|
|
*/
|
|
bool miner::set_is_background_mining_enabled(bool is_background_mining_enabled)
|
|
{
|
|
m_is_background_mining_enabled = is_background_mining_enabled;
|
|
// Extra logic will be required if we make this function public in the future
|
|
// and allow toggling smart mining without start/stop
|
|
//m_is_background_mining_enabled_cond.notify_one();
|
|
return true;
|
|
}
|
|
//-----------------------------------------------------------------------------------------------------
|
|
void miner::set_ignore_battery(bool ignore_battery)
|
|
{
|
|
m_ignore_battery = ignore_battery;
|
|
}
|
|
//-----------------------------------------------------------------------------------------------------
|
|
uint64_t miner::get_min_idle_seconds() const
|
|
{
|
|
return m_min_idle_seconds;
|
|
}
|
|
//-----------------------------------------------------------------------------------------------------
|
|
bool miner::set_min_idle_seconds(uint64_t min_idle_seconds)
|
|
{
|
|
if(min_idle_seconds > BACKGROUND_MINING_MAX_MIN_IDLE_INTERVAL_IN_SECONDS) return false;
|
|
if(min_idle_seconds < BACKGROUND_MINING_MIN_MIN_IDLE_INTERVAL_IN_SECONDS) return false;
|
|
m_min_idle_seconds = min_idle_seconds;
|
|
return true;
|
|
}
|
|
//-----------------------------------------------------------------------------------------------------
|
|
uint8_t miner::get_idle_threshold() const
|
|
{
|
|
return m_idle_threshold;
|
|
}
|
|
//-----------------------------------------------------------------------------------------------------
|
|
bool miner::set_idle_threshold(uint8_t idle_threshold)
|
|
{
|
|
if(idle_threshold > BACKGROUND_MINING_MAX_IDLE_THRESHOLD_PERCENTAGE) return false;
|
|
if(idle_threshold < BACKGROUND_MINING_MIN_IDLE_THRESHOLD_PERCENTAGE) return false;
|
|
m_idle_threshold = idle_threshold;
|
|
return true;
|
|
}
|
|
//-----------------------------------------------------------------------------------------------------
|
|
uint8_t miner::get_mining_target() const
|
|
{
|
|
return m_mining_target;
|
|
}
|
|
//-----------------------------------------------------------------------------------------------------
|
|
bool miner::set_mining_target(uint8_t mining_target)
|
|
{
|
|
if(mining_target > BACKGROUND_MINING_MAX_MINING_TARGET_PERCENTAGE) return false;
|
|
if(mining_target < BACKGROUND_MINING_MIN_MINING_TARGET_PERCENTAGE) return false;
|
|
m_mining_target = mining_target;
|
|
return true;
|
|
}
|
|
//-----------------------------------------------------------------------------------------------------
|
|
bool miner::background_worker_thread()
|
|
{
|
|
uint64_t prev_total_time, current_total_time;
|
|
uint64_t prev_idle_time, current_idle_time;
|
|
uint64_t previous_process_time = 0, current_process_time = 0;
|
|
m_is_background_mining_started = false;
|
|
|
|
if(!get_system_times(prev_total_time, prev_idle_time))
|
|
{
|
|
LOG_ERROR("get_system_times call failed, background mining will NOT work!");
|
|
return false;
|
|
}
|
|
|
|
while(!m_stop)
|
|
{
|
|
|
|
try
|
|
{
|
|
// Commenting out the below since we're going with privatizing the bg mining enabled
|
|
// function, but I'll leave the code/comments here for anyone that wants to modify the
|
|
// patch in the future
|
|
// -------------------------------------------------------------------------------------
|
|
// All of this might be overkill if we just enforced some simple requirements
|
|
// about changing this variable before/after the miner starts, but I envision
|
|
// in the future a checkbox that you can tick on/off for background mining after
|
|
// you've clicked "start mining". There's still an issue here where if background
|
|
// mining is disabled when start is called, this thread is never created, and so
|
|
// enabling after does nothing, something I have to fix in the future. However,
|
|
// this should take care of the case where mining is started with bg-enabled,
|
|
// and then the user decides to un-check background mining, and just do
|
|
// regular full-speed mining. I might just be over-doing it and thinking up
|
|
// non-existant use-cases, so if the concensus is to simplify, we can remove all this fluff.
|
|
/*
|
|
while( !m_is_background_mining_enabled )
|
|
{
|
|
MGINFO("background mining is disabled, waiting until enabled!");
|
|
boost::unique_lock<boost::mutex> enabled_lock( m_is_background_mining_enabled_mutex );
|
|
m_is_background_mining_enabled_cond.wait( enabled_lock );
|
|
}
|
|
*/
|
|
|
|
// If we're already mining, then sleep for the miner monitor interval.
|
|
// If we're NOT mining, then sleep for the idle monitor interval
|
|
uint64_t sleep_for_seconds = BACKGROUND_MINING_MINER_MONITOR_INVERVAL_IN_SECONDS;
|
|
if( !m_is_background_mining_started ) sleep_for_seconds = get_min_idle_seconds();
|
|
boost::this_thread::sleep_for(boost::chrono::seconds(sleep_for_seconds));
|
|
}
|
|
catch(const boost::thread_interrupted&)
|
|
{
|
|
MDEBUG("background miner thread interrupted ");
|
|
continue; // if interrupted because stop called, loop should end ..
|
|
}
|
|
|
|
boost::tribool battery_powered(on_battery_power());
|
|
bool on_ac_power = false;
|
|
if(indeterminate( battery_powered ))
|
|
{
|
|
// name could be better, only ignores battery requirement if we failed
|
|
// to get the status of the system
|
|
if( m_ignore_battery )
|
|
{
|
|
on_ac_power = true;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
on_ac_power = !battery_powered;
|
|
}
|
|
|
|
if( m_is_background_mining_started )
|
|
{
|
|
// figure out if we need to stop, and monitor mining usage
|
|
|
|
// If we get here, then previous values are initialized.
|
|
// Let's get some current data for comparison.
|
|
|
|
if(!get_system_times(current_total_time, current_idle_time))
|
|
{
|
|
MERROR("get_system_times call failed");
|
|
continue;
|
|
}
|
|
|
|
if(!get_process_time(current_process_time))
|
|
{
|
|
MERROR("get_process_time call failed!");
|
|
continue;
|
|
}
|
|
|
|
uint64_t total_diff = (current_total_time - prev_total_time);
|
|
uint64_t idle_diff = (current_idle_time - prev_idle_time);
|
|
uint64_t process_diff = (current_process_time - previous_process_time);
|
|
uint8_t idle_percentage = get_percent_of_total(idle_diff, total_diff);
|
|
uint8_t process_percentage = get_percent_of_total(process_diff, total_diff);
|
|
|
|
MGINFO("idle percentage is " << unsigned(idle_percentage) << "\%, miner percentage is " << unsigned(process_percentage) << "\%, ac power : " << on_ac_power);
|
|
if( idle_percentage + process_percentage < get_idle_threshold() || !on_ac_power )
|
|
{
|
|
MGINFO("cpu is " << unsigned(idle_percentage) << "% idle, idle threshold is " << unsigned(get_idle_threshold()) << "\%, ac power : " << on_ac_power << ", background mining stopping, thanks for your contribution!");
|
|
m_is_background_mining_started = false;
|
|
|
|
// reset process times
|
|
previous_process_time = 0;
|
|
current_process_time = 0;
|
|
}
|
|
else
|
|
{
|
|
previous_process_time = current_process_time;
|
|
|
|
// adjust the miner extra sleep variable
|
|
int64_t miner_extra_sleep_change = (-1 * (get_mining_target() - process_percentage) );
|
|
int64_t new_miner_extra_sleep = m_miner_extra_sleep + miner_extra_sleep_change;
|
|
// if you start the miner with few threads on a multicore system, this could
|
|
// fall below zero because all the time functions aggregate across all processors.
|
|
// I'm just hard limiting to 5 millis min sleep here, other options?
|
|
m_miner_extra_sleep = std::max( new_miner_extra_sleep , (int64_t)5 );
|
|
MDEBUG("m_miner_extra_sleep " << m_miner_extra_sleep);
|
|
}
|
|
|
|
prev_total_time = current_total_time;
|
|
prev_idle_time = current_idle_time;
|
|
}
|
|
else if( on_ac_power )
|
|
{
|
|
// figure out if we need to start
|
|
|
|
if(!get_system_times(current_total_time, current_idle_time))
|
|
{
|
|
MERROR("get_system_times call failed");
|
|
continue;
|
|
}
|
|
|
|
uint64_t total_diff = (current_total_time - prev_total_time);
|
|
uint64_t idle_diff = (current_idle_time - prev_idle_time);
|
|
uint8_t idle_percentage = get_percent_of_total(idle_diff, total_diff);
|
|
|
|
MGINFO("idle percentage is " << unsigned(idle_percentage));
|
|
if( idle_percentage >= get_idle_threshold() && on_ac_power )
|
|
{
|
|
MGINFO("cpu is " << unsigned(idle_percentage) << "% idle, idle threshold is " << unsigned(get_idle_threshold()) << "\%, ac power : " << on_ac_power << ", background mining started, good luck!");
|
|
m_is_background_mining_started = true;
|
|
m_is_background_mining_started_cond.notify_all();
|
|
|
|
// Wait for a little mining to happen ..
|
|
boost::this_thread::sleep_for(boost::chrono::seconds( 1 ));
|
|
|
|
// Starting data ...
|
|
if(!get_process_time(previous_process_time))
|
|
{
|
|
m_is_background_mining_started = false;
|
|
MERROR("get_process_time call failed!");
|
|
}
|
|
}
|
|
|
|
prev_total_time = current_total_time;
|
|
prev_idle_time = current_idle_time;
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
//-----------------------------------------------------------------------------------------------------
|
|
bool miner::get_system_times(uint64_t& total_time, uint64_t& idle_time)
|
|
{
|
|
#ifdef _WIN32
|
|
|
|
FILETIME idleTime;
|
|
FILETIME kernelTime;
|
|
FILETIME userTime;
|
|
if ( GetSystemTimes( &idleTime, &kernelTime, &userTime ) != -1 )
|
|
{
|
|
total_time =
|
|
( (((uint64_t)(kernelTime.dwHighDateTime)) << 32) | ((uint64_t)kernelTime.dwLowDateTime) )
|
|
+ ( (((uint64_t)(userTime.dwHighDateTime)) << 32) | ((uint64_t)userTime.dwLowDateTime) );
|
|
|
|
idle_time = ( (((uint64_t)(idleTime.dwHighDateTime)) << 32) | ((uint64_t)idleTime.dwLowDateTime) );
|
|
|
|
return true;
|
|
}
|
|
|
|
#elif defined(__linux__)
|
|
|
|
const std::string STR_CPU("cpu");
|
|
const std::size_t STR_CPU_LEN = STR_CPU.size();
|
|
const std::string STAT_FILE_PATH = "/proc/stat";
|
|
|
|
if( !epee::file_io_utils::is_file_exist(STAT_FILE_PATH) )
|
|
{
|
|
LOG_ERROR("'" << STAT_FILE_PATH << "' file does not exist");
|
|
return false;
|
|
}
|
|
|
|
std::ifstream stat_file_stream(STAT_FILE_PATH);
|
|
if( stat_file_stream.fail() )
|
|
{
|
|
LOG_ERROR("failed to open '" << STAT_FILE_PATH << "'");
|
|
return false;
|
|
}
|
|
|
|
std::string line;
|
|
std::getline(stat_file_stream, line);
|
|
std::istringstream stat_file_iss(line);
|
|
stat_file_iss.ignore(65536, ' '); // skip cpu label ...
|
|
uint64_t utime, ntime, stime, itime;
|
|
if( !(stat_file_iss >> utime && stat_file_iss >> ntime && stat_file_iss >> stime && stat_file_iss >> itime) )
|
|
{
|
|
LOG_ERROR("failed to read '" << STAT_FILE_PATH << "'");
|
|
return false;
|
|
}
|
|
|
|
idle_time = itime;
|
|
total_time = utime + ntime + stime + itime;
|
|
|
|
return true;
|
|
|
|
#elif defined(__APPLE__)
|
|
|
|
mach_msg_type_number_t count;
|
|
kern_return_t status;
|
|
host_cpu_load_info_data_t stats;
|
|
count = HOST_CPU_LOAD_INFO_COUNT;
|
|
status = host_statistics(mach_host_self(), HOST_CPU_LOAD_INFO, (host_info_t)&stats, &count);
|
|
if(status != KERN_SUCCESS)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
idle_time = stats.cpu_ticks[CPU_STATE_IDLE];
|
|
total_time = idle_time + stats.cpu_ticks[CPU_STATE_USER] + stats.cpu_ticks[CPU_STATE_SYSTEM];
|
|
|
|
return true;
|
|
|
|
#endif
|
|
|
|
return false; // unsupported systemm..
|
|
}
|
|
//-----------------------------------------------------------------------------------------------------
|
|
bool miner::get_process_time(uint64_t& total_time)
|
|
{
|
|
#ifdef _WIN32
|
|
|
|
FILETIME createTime;
|
|
FILETIME exitTime;
|
|
FILETIME kernelTime;
|
|
FILETIME userTime;
|
|
if ( GetProcessTimes( GetCurrentProcess(), &createTime, &exitTime, &kernelTime, &userTime ) != -1 )
|
|
{
|
|
total_time =
|
|
( (((uint64_t)(kernelTime.dwHighDateTime)) << 32) | ((uint64_t)kernelTime.dwLowDateTime) )
|
|
+ ( (((uint64_t)(userTime.dwHighDateTime)) << 32) | ((uint64_t)userTime.dwLowDateTime) );
|
|
|
|
return true;
|
|
}
|
|
|
|
#elif (defined(__linux__) && defined(_SC_CLK_TCK)) || defined(__APPLE__)
|
|
|
|
struct tms tms;
|
|
if ( times(&tms) != (clock_t)-1 )
|
|
{
|
|
total_time = tms.tms_utime + tms.tms_stime;
|
|
return true;
|
|
}
|
|
|
|
#endif
|
|
|
|
return false; // unsupported system..
|
|
}
|
|
//-----------------------------------------------------------------------------------------------------
|
|
uint8_t miner::get_percent_of_total(uint64_t other, uint64_t total)
|
|
{
|
|
return (uint8_t)( ceil( (other * 1.f / total * 1.f) * 100) );
|
|
}
|
|
//-----------------------------------------------------------------------------------------------------
|
|
boost::logic::tribool miner::on_battery_power()
|
|
{
|
|
#ifdef _WIN32
|
|
|
|
SYSTEM_POWER_STATUS power_status;
|
|
if ( GetSystemPowerStatus( &power_status ) != 0 )
|
|
{
|
|
return boost::logic::tribool(power_status.ACLineStatus != 1);
|
|
}
|
|
|
|
#elif defined(__APPLE__)
|
|
|
|
#if TARGET_OS_MAC && (!defined(MAC_OS_X_VERSION_MIN_REQUIRED) || MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_7)
|
|
return boost::logic::tribool(IOPSGetTimeRemainingEstimate() != kIOPSTimeRemainingUnlimited);
|
|
#else
|
|
// iOS or OSX <10.7
|
|
return boost::logic::tribool(boost::logic::indeterminate);
|
|
#endif
|
|
|
|
#elif defined(__linux__)
|
|
|
|
// Use the power_supply class http://lxr.linux.no/#linux+v4.10.1/Documentation/power/power_supply_class.txt
|
|
std::string power_supply_class_path = "/sys/class/power_supply";
|
|
|
|
boost::tribool on_battery = boost::logic::tribool(boost::logic::indeterminate);
|
|
if (boost::filesystem::is_directory(power_supply_class_path))
|
|
{
|
|
const boost::filesystem::directory_iterator end_itr;
|
|
for (boost::filesystem::directory_iterator iter(power_supply_class_path); iter != end_itr; ++iter)
|
|
{
|
|
const boost::filesystem::path& power_supply_path = iter->path();
|
|
if (boost::filesystem::is_directory(power_supply_path))
|
|
{
|
|
std::ifstream power_supply_present_stream((power_supply_path / "present").string());
|
|
if (power_supply_present_stream.fail())
|
|
{
|
|
LOG_PRINT_L0("Unable to read from " << power_supply_path << " to check if power supply present");
|
|
continue;
|
|
}
|
|
|
|
if (power_supply_present_stream.get() != '1')
|
|
{
|
|
LOG_PRINT_L4("Power supply not present at " << power_supply_path);
|
|
continue;
|
|
}
|
|
|
|
boost::filesystem::path power_supply_type_path = power_supply_path / "type";
|
|
if (boost::filesystem::is_regular_file(power_supply_type_path))
|
|
{
|
|
std::ifstream power_supply_type_stream(power_supply_type_path.string());
|
|
if (power_supply_type_stream.fail())
|
|
{
|
|
LOG_PRINT_L0("Unable to read from " << power_supply_type_path << " to check power supply type");
|
|
continue;
|
|
}
|
|
|
|
std::string power_supply_type;
|
|
std::getline(power_supply_type_stream, power_supply_type);
|
|
|
|
// If there is an AC adapter that's present and online we can break early
|
|
if (boost::starts_with(power_supply_type, "Mains"))
|
|
{
|
|
boost::filesystem::path power_supply_online_path = power_supply_path / "online";
|
|
if (boost::filesystem::is_regular_file(power_supply_online_path))
|
|
{
|
|
std::ifstream power_supply_online_stream(power_supply_online_path.string());
|
|
if (power_supply_online_stream.fail())
|
|
{
|
|
LOG_PRINT_L0("Unable to read from " << power_supply_online_path << " to check ac power supply status");
|
|
continue;
|
|
}
|
|
|
|
if (power_supply_online_stream.get() == '1')
|
|
{
|
|
return boost::logic::tribool(false);
|
|
}
|
|
}
|
|
}
|
|
else if (boost::starts_with(power_supply_type, "Battery") && boost::logic::indeterminate(on_battery))
|
|
{
|
|
boost::filesystem::path power_supply_status_path = power_supply_path / "status";
|
|
if (boost::filesystem::is_regular_file(power_supply_status_path))
|
|
{
|
|
std::ifstream power_supply_status_stream(power_supply_status_path.string());
|
|
if (power_supply_status_stream.fail())
|
|
{
|
|
LOG_PRINT_L0("Unable to read from " << power_supply_status_path << " to check battery power supply status");
|
|
continue;
|
|
}
|
|
|
|
// Possible status are Charging, Full, Discharging, Not Charging, and Unknown
|
|
// We are only need to handle negative states right now
|
|
std::string power_supply_status;
|
|
std::getline(power_supply_status_stream, power_supply_status);
|
|
if (boost::starts_with(power_supply_status, "Charging") || boost::starts_with(power_supply_status, "Full"))
|
|
{
|
|
on_battery = boost::logic::tribool(false);
|
|
}
|
|
|
|
if (boost::starts_with(power_supply_status, "Discharging"))
|
|
{
|
|
on_battery = boost::logic::tribool(true);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (boost::logic::indeterminate(on_battery))
|
|
{
|
|
LOG_ERROR("couldn't query power status from " << power_supply_class_path);
|
|
}
|
|
return on_battery;
|
|
|
|
#endif
|
|
|
|
LOG_ERROR("couldn't query power status");
|
|
return boost::logic::tribool(boost::logic::indeterminate);
|
|
}
|
|
}
|