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/*
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This file is part of cpp-ethereum. |
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cpp-ethereum 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, either version 3 of the License, or |
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(at your option) any later version. |
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cpp-ethereum is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with cpp-ethereum. If not, see <http://www.gnu.org/licenses/>.
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*/ |
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/** @file main.cpp
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* @author Gav Wood <i@gavwood.com> |
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* @date 2014 |
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* Ethereum client. |
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*/ |
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#include <thread> |
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#include <chrono> |
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#include <fstream> |
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#include <iostream> |
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#include <signal.h> |
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#include <boost/algorithm/string.hpp> |
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#include <boost/algorithm/string/trim_all.hpp> |
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#include <libdevcrypto/FileSystem.h> |
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#include <libevmcore/Instruction.h> |
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#include <libdevcore/StructuredLogger.h> |
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#include <libethcore/ProofOfWork.h> |
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#include <libethcore/EthashAux.h> |
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#include <libevm/VM.h> |
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#include <libevm/VMFactory.h> |
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#include <libethereum/All.h> |
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#include <libwebthree/WebThree.h> |
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#if ETH_JSONRPC || !ETH_TRUE |
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#include <libweb3jsonrpc/WebThreeStubServer.h> |
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#include <jsonrpccpp/server/connectors/httpserver.h> |
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#include <jsonrpccpp/client/connectors/httpclient.h> |
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#endif |
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#include "BuildInfo.h" |
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#if ETH_JSONRPC || !ETH_TRUE |
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#include "PhoneHome.h" |
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#include "Farm.h" |
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#endif |
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using namespace std; |
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using namespace dev; |
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using namespace dev::p2p; |
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using namespace dev::eth; |
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using namespace boost::algorithm; |
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using dev::eth::Instruction; |
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#undef RETURN |
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bool isTrue(std::string const& _m) |
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{ |
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return _m == "on" || _m == "yes" || _m == "true" || _m == "1"; |
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} |
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bool isFalse(std::string const& _m) |
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{ |
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return _m == "off" || _m == "no" || _m == "false" || _m == "0"; |
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} |
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void help() |
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{ |
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cout |
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<< "Usage ethminer [OPTIONS]" << endl |
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<< "Options:" << endl << endl |
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#if ETH_JSONRPC || !ETH_TRUE |
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<< "Work farming mode:" << endl |
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<< " -F,--farm <url> Put into mining farm mode with the work server at URL (default: http://127.0.0.1:8080)" << endl |
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<< " --farm-recheck <n> Leave n ms between checks for changed work (default: 500)." << endl |
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#endif |
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<< "Benchmarking mode:" << endl |
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<< " -M,--benchmark Benchmark for mining and exit; use with --cpu and --opencl." << endl |
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<< " --benchmark-warmup <seconds> Set the duration of warmup for the benchmark tests (default: 3)." << endl |
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<< " --benchmark-trial <seconds> Set the duration for each trial for the benchmark tests (default: 3)." << endl |
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<< " --benchmark-trials <n> Set the duration of warmup for the benchmark tests (default: 5)." << endl |
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#if ETH_JSONRPC || !ETH_TRUE |
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<< " --phone-home <on/off> When benchmarking, publish results (default: on)" << endl |
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#endif |
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<< "DAG creation mode:" << endl |
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<< " -D,--create-dag <number> Create the DAG in preparation for mining on given block and exit." << endl |
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<< "General Options:" << endl |
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<< " -C,--cpu When mining, use the CPU." << endl |
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<< " -G,--opencl When mining use the GPU via OpenCL." << endl |
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<< " --opencl-platform <n> When mining using -G/--opencl use OpenCL platform n (default: 0)." << endl |
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<< " --opencl-device <n> When mining using -G/--opencl use OpenCL device n (default: 0)." << endl |
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<< " -t, --mining-threads <n> Limit number of CPU/GPU miners to n (default: use everything available on selected platform)" << endl |
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<< " -v,--verbosity <0 - 9> Set the log verbosity from 0 to 9 (default: 8)." << endl |
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<< " -V,--version Show the version and exit." << endl |
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<< " -h,--help Show this help message and exit." << endl |
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; |
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exit(0); |
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} |
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string credits() |
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{ |
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std::ostringstream cout; |
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cout |
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<< "Ethereum (++) " << dev::Version << endl |
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<< " Code by Gav Wood et al, (c) 2013, 2014, 2015." << endl |
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<< " Based on a design by Vitalik Buterin." << endl << endl; |
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return cout.str(); |
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} |
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void version() |
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{ |
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cout << "eth version " << dev::Version << endl; |
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cout << "eth network protocol version: " << dev::eth::c_protocolVersion << endl; |
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cout << "Client database version: " << dev::eth::c_databaseVersion << endl; |
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cout << "Build: " << DEV_QUOTED(ETH_BUILD_PLATFORM) << "/" << DEV_QUOTED(ETH_BUILD_TYPE) << endl; |
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exit(0); |
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} |
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void doInitDAG(unsigned _n) |
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{ |
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BlockInfo bi; |
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bi.number = _n; |
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cout << "Initializing DAG for epoch beginning #" << (bi.number / 30000 * 30000) << " (seedhash " << bi.seedHash().abridged() << "). This will take a while." << endl; |
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Ethash::prep(bi); |
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exit(0); |
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} |
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enum class OperationMode |
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{ |
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DAGInit, |
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Benchmark, |
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Farm |
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}; |
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enum class MinerType |
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{ |
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CPU, |
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GPU |
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}; |
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void doBenchmark(MinerType _m, bool _phoneHome, unsigned _warmupDuration = 15, unsigned _trialDuration = 3, unsigned _trials = 5) |
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{ |
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BlockInfo genesis = CanonBlockChain::genesis(); |
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genesis.difficulty = 1 << 18; |
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cdebug << genesis.boundary(); |
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GenericFarm<Ethash> f; |
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f.onSolutionFound([&](ProofOfWork::Solution) { return false; }); |
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string platformInfo = _m == MinerType::CPU ? ProofOfWork::CPUMiner::platformInfo() : _m == MinerType::GPU ? ProofOfWork::GPUMiner::platformInfo() : ""; |
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cout << "Benchmarking on platform: " << platformInfo << endl; |
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cout << "Preparing DAG..." << endl; |
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Ethash::prep(genesis); |
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genesis.difficulty = u256(1) << 63; |
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genesis.noteDirty(); |
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f.setWork(genesis); |
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if (_m == MinerType::CPU) |
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f.startCPU(); |
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else if (_m == MinerType::GPU) |
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f.startGPU(); |
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map<uint64_t, MiningProgress> results; |
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uint64_t mean = 0; |
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uint64_t innerMean = 0; |
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for (unsigned i = 0; i <= _trials; ++i) |
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{ |
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if (!i) |
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cout << "Warming up..." << endl; |
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else |
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cout << "Trial " << i << "... " << flush; |
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this_thread::sleep_for(chrono::seconds(i ? _trialDuration : _warmupDuration)); |
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auto mp = f.miningProgress(); |
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f.resetMiningProgress(); |
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if (!i) |
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continue; |
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auto rate = mp.rate(); |
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cout << rate << endl; |
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results[rate] = mp; |
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mean += rate; |
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if (i > 1 && i < 5) |
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innerMean += rate; |
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} |
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f.stop(); |
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cout << "min/mean/max: " << results.begin()->second.rate() << "/" << (mean / _trials) << "/" << results.rbegin()->second.rate() << " H/s" << endl; |
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cout << "inner mean: " << (innerMean / (_trials - 2)) << " H/s" << endl; |
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(void)_phoneHome; |
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#if ETH_JSONRPC || !ETH_TRUE |
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if (_phoneHome) |
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{ |
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cout << "Phoning home to find world ranking..." << endl; |
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jsonrpc::HttpClient client("http://gav.ethdev.com:3000/benchmark"); |
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PhoneHome rpc(client); |
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try |
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{ |
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unsigned ranking = rpc.report_benchmark(platformInfo, innerMean); |
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cout << "Ranked: " << ranking << " of all benchmarks." << endl; |
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} |
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catch (...) |
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{ |
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cout << "Error phoning home. ET is sad." << endl; |
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} |
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} |
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#endif |
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exit(0); |
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} |
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struct HappyChannel: public LogChannel { static const char* name() { return ":-D"; } static const int verbosity = 1; }; |
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struct SadChannel: public LogChannel { static const char* name() { return ":-("; } static const int verbosity = 1; }; |
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void doFarm(MinerType _m, string const& _remote, unsigned _recheckPeriod) |
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{ |
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(void)_m; |
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(void)_remote; |
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(void)_recheckPeriod; |
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#if ETH_JSONRPC || !ETH_TRUE |
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jsonrpc::HttpClient client(_remote); |
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Farm rpc(client); |
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GenericFarm<Ethash> f; |
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if (_m == MinerType::CPU) |
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f.startCPU(); |
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else if (_m == MinerType::GPU) |
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f.startGPU(); |
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ProofOfWork::WorkPackage current; |
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while (true) |
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try |
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{ |
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bool completed = false; |
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ProofOfWork::Solution solution; |
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f.onSolutionFound([&](ProofOfWork::Solution sol) |
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{ |
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solution = sol; |
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return completed = true; |
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}); |
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for (unsigned i = 0; !completed; ++i) |
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{ |
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if (current) |
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cnote << "Mining on PoWhash" << current.headerHash << ": " << f.miningProgress(); |
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else |
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cnote << "Getting work package..."; |
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Json::Value v = rpc.eth_getWork(); |
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h256 hh(v[0].asString()); |
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if (hh != current.headerHash) |
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{ |
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current.headerHash = hh; |
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current.seedHash = h256(v[1].asString()); |
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current.boundary = h256(fromHex(v[2].asString()), h256::AlignRight); |
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cnote << "Got work package:" << current.headerHash << " < " << current.boundary; |
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f.setWork(current); |
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} |
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this_thread::sleep_for(chrono::milliseconds(_recheckPeriod)); |
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} |
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cnote << "Solution found; submitting [" << solution.nonce << "," << current.headerHash << "," << solution.mixHash << "] to" << _remote << "..."; |
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bool ok = rpc.eth_submitWork("0x" + toString(solution.nonce), "0x" + toString(current.headerHash), "0x" + toString(solution.mixHash)); |
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if (ok) |
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clog(HappyChannel) << "Submitted and accepted."; |
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else |
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clog(SadChannel) << "Not accepted."; |
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current.reset(); |
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} |
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catch (jsonrpc::JsonRpcException&) |
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{ |
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for (auto i = 3; --i; this_thread::sleep_for(chrono::seconds(1))) |
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cerr << "JSON-RPC problem. Probably couldn't connect. Retrying in " << i << "... \r"; |
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cerr << endl; |
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} |
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#endif |
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exit(0); |
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} |
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int main(int argc, char** argv) |
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{ |
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// Init defaults
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Defaults::get(); |
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/// Operating mode.
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OperationMode mode = OperationMode::Farm; |
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/// Mining options
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MinerType minerType = MinerType::CPU; |
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unsigned openclPlatform = 0; |
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unsigned openclDevice = 0; |
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unsigned miningThreads = UINT_MAX; |
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/// DAG initialisation param.
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unsigned initDAG = 0; |
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/// Benchmarking params
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bool phoneHome = true; |
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unsigned benchmarkWarmup = 3; |
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unsigned benchmarkTrial = 3; |
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unsigned benchmarkTrials = 5; |
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/// Farm params
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string farmURL = "http://127.0.0.1:8080"; |
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unsigned farmRecheckPeriod = 500; |
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for (int i = 1; i < argc; ++i) |
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{ |
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string arg = argv[i]; |
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if ((arg == "-F" || arg == "--farm") && i + 1 < argc) |
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{ |
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mode = OperationMode::Farm; |
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farmURL = argv[++i]; |
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} |
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else if (arg == "--farm-recheck" && i + 1 < argc) |
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try { |
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farmRecheckPeriod = stol(argv[++i]); |
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} |
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catch (...) |
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{ |
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cerr << "Bad " << arg << " option: " << argv[i] << endl; |
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return -1; |
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} |
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else if (arg == "--opencl-platform" && i + 1 < argc) |
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try { |
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openclPlatform = stol(argv[++i]); |
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} |
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catch (...) |
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{ |
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cerr << "Bad " << arg << " option: " << argv[i] << endl; |
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return -1; |
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} |
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else if (arg == "--opencl-device" && i + 1 < argc) |
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try { |
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openclDevice = stol(argv[++i]); |
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miningThreads = 1; |
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} |
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catch (...) |
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{ |
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cerr << "Bad " << arg << " option: " << argv[i] << endl; |
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return -1; |
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} |
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else if (arg == "--phone-home" && i + 1 < argc) |
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{ |
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string m = argv[++i]; |
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if (isTrue(m)) |
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phoneHome = true; |
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else if (isFalse(m)) |
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phoneHome = false; |
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else |
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{ |
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cerr << "Bad " << arg << " option: " << m << endl; |
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return -1; |
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} |
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} |
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else if (arg == "--benchmark-warmup" && i + 1 < argc) |
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try { |
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benchmarkWarmup = stol(argv[++i]); |
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} |
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catch (...) |
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{ |
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cerr << "Bad " << arg << " option: " << argv[i] << endl; |
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return -1; |
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} |
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else if (arg == "--benchmark-trial" && i + 1 < argc) |
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try { |
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benchmarkTrial = stol(argv[++i]); |
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} |
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catch (...) |
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{ |
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cerr << "Bad " << arg << " option: " << argv[i] << endl; |
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return -1; |
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} |
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else if (arg == "--benchmark-trials" && i + 1 < argc) |
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try { |
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benchmarkTrials = stol(argv[++i]); |
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} |
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catch (...) |
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{ |
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cerr << "Bad " << arg << " option: " << argv[i] << endl; |
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return -1; |
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} |
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else if (arg == "-C" || arg == "--cpu") |
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minerType = MinerType::CPU; |
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else if (arg == "-G" || arg == "--opencl") |
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minerType = MinerType::GPU; |
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else if ((arg == "-D" || arg == "--create-dag") && i + 1 < argc) |
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{ |
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string m = boost::to_lower_copy(string(argv[++i])); |
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mode = OperationMode::DAGInit; |
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try |
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{ |
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initDAG = stol(m); |
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} |
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catch (...) |
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{ |
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cerr << "Bad " << arg << " option: " << m << endl; |
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return -1; |
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} |
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} |
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else if ((arg == "-w" || arg == "--check-pow") && i + 4 < argc) |
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{ |
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string m; |
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try |
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{ |
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BlockInfo bi; |
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m = boost::to_lower_copy(string(argv[++i])); |
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h256 powHash(m); |
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m = boost::to_lower_copy(string(argv[++i])); |
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h256 seedHash; |
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if (m.size() == 64 || m.size() == 66) |
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seedHash = h256(m); |
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else |
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seedHash = EthashAux::seedHash(stol(m)); |
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m = boost::to_lower_copy(string(argv[++i])); |
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bi.difficulty = u256(m); |
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auto boundary = bi.boundary(); |
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m = boost::to_lower_copy(string(argv[++i])); |
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bi.nonce = h64(m); |
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auto r = EthashAux::eval(seedHash, powHash, bi.nonce); |
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|
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bool valid = r.value < boundary; |
|
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cout << (valid ? "VALID :-)" : "INVALID :-(") << endl; |
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cout << r.value << (valid ? " < " : " >= ") << boundary << endl; |
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cout << " where " << boundary << " = 2^256 / " << bi.difficulty << endl; |
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cout << " and " << r.value << " = ethash(" << powHash << ", " << bi.nonce << ")" << endl; |
|
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|
cout << " with seed as " << seedHash << endl; |
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|
if (valid) |
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|
cout << "(mixHash = " << r.mixHash << ")" << endl; |
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|
|
cout << "SHA3( light(seed) ) = " << sha3(EthashAux::light(seedHash)->data()) << endl; |
|
|
|
exit(0); |
|
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|
} |
|
|
|
catch (...) |
|
|
|
{ |
|
|
|
cerr << "Bad " << arg << " option: " << m << endl; |
|
|
|
return -1; |
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|
|
} |
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|
} |
|
|
|
else if (arg == "-M" || arg == "--benchmark") |
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|
|
mode = OperationMode::Benchmark; |
|
|
|
else if ((arg == "-t" || arg == "--mining-threads") && i + 1 < argc) |
|
|
|
{ |
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|
|
try { |
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|
|
miningThreads = stol(argv[++i]); |
|
|
|
} |
|
|
|
catch (...) |
|
|
|
{ |
|
|
|
cerr << "Bad " << arg << " option: " << argv[i] << endl; |
|
|
|
return -1; |
|
|
|
} |
|
|
|
} |
|
|
|
else if ((arg == "-v" || arg == "--verbosity") && i + 1 < argc) |
|
|
|
g_logVerbosity = atoi(argv[++i]); |
|
|
|
else if (arg == "-h" || arg == "--help") |
|
|
|
help(); |
|
|
|
else if (arg == "-V" || arg == "--version") |
|
|
|
version(); |
|
|
|
else |
|
|
|
{ |
|
|
|
cerr << "Invalid argument: " << arg << endl; |
|
|
|
exit(-1); |
|
|
|
} |
|
|
|
} |
|
|
|
|
|
|
|
if (minerType == MinerType::CPU) |
|
|
|
ProofOfWork::CPUMiner::setNumInstances(miningThreads); |
|
|
|
else if (minerType == MinerType::GPU) |
|
|
|
{ |
|
|
|
ProofOfWork::GPUMiner::setDefaultPlatform(openclPlatform); |
|
|
|
ProofOfWork::GPUMiner::setDefaultDevice(openclDevice); |
|
|
|
ProofOfWork::GPUMiner::setNumInstances(miningThreads); |
|
|
|
} |
|
|
|
|
|
|
|
if (mode == OperationMode::DAGInit) |
|
|
|
doInitDAG(initDAG); |
|
|
|
|
|
|
|
if (mode == OperationMode::Benchmark) |
|
|
|
doBenchmark(minerType, phoneHome, benchmarkWarmup, benchmarkTrial, benchmarkTrials); |
|
|
|
|
|
|
|
if (mode == OperationMode::Farm) |
|
|
|
doFarm(minerType, farmURL, farmRecheckPeriod); |
|
|
|
|
|
|
|
return 0; |
|
|
|
} |
|
|
|
|
Gav Wood
10 years ago