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484 lines
14 KiB
484 lines
14 KiB
/*
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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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innerMean /= (_trials - 2);
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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 << " 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((uint64_t)bi.number, powHash, bi.nonce);
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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((uint64_t)bi.number)->data()) << endl;
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exit(0);
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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 == "-M" || arg == "--benchmark")
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mode = OperationMode::Benchmark;
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else if ((arg == "-t" || arg == "--mining-threads") && i + 1 < argc)
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{
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try {
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miningThreads = 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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}
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else if ((arg == "-v" || arg == "--verbosity") && i + 1 < argc)
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g_logVerbosity = atoi(argv[++i]);
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else if (arg == "-h" || arg == "--help")
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help();
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else if (arg == "-V" || arg == "--version")
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version();
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else
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{
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cerr << "Invalid argument: " << arg << endl;
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exit(-1);
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}
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}
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if (minerType == MinerType::CPU)
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ProofOfWork::CPUMiner::setNumInstances(miningThreads);
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else if (minerType == MinerType::GPU)
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{
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ProofOfWork::GPUMiner::setDefaultPlatform(openclPlatform);
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ProofOfWork::GPUMiner::setDefaultDevice(openclDevice);
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ProofOfWork::GPUMiner::setNumInstances(miningThreads);
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}
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if (mode == OperationMode::DAGInit)
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doInitDAG(initDAG);
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if (mode == OperationMode::Benchmark)
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doBenchmark(minerType, phoneHome, benchmarkWarmup, benchmarkTrial, benchmarkTrials);
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if (mode == OperationMode::Farm)
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doFarm(minerType, farmURL, farmRecheckPeriod);
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return 0;
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}
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