You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 

288 lines
7.4 KiB

/*
This file is part of cpp-ethereum.
cpp-ethereum is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
cpp-ethereum is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with cpp-ethereum. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file main.cpp
* @author Gav Wood <i@gavwood.com>
* @date 2014
* Ethereum client.
*/
#if ETH_ETHASHCL
#define __CL_ENABLE_EXCEPTIONS
#define CL_USE_DEPRECATED_OPENCL_2_0_APIS
#if defined(__clang__)
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wunused-parameter"
#include <libethash-cl/cl.hpp>
#pragma clang diagnostic pop
#else
#include <libethash-cl/cl.hpp>
#endif
#endif
#include <functional>
#include <boost/filesystem.hpp>
#include <boost/algorithm/string.hpp>
#include <libdevcore/RangeMask.h>
#include <libdevcore/Log.h>
#include <libdevcore/Common.h>
#include <libdevcore/CommonData.h>
#include <libdevcore/RLP.h>
#include <libdevcore/TransientDirectory.h>
#include <libdevcore/CommonIO.h>
#include <libdevcrypto/TrieDB.h>
#include <libdevcrypto/SecretStore.h>
#include <libp2p/All.h>
#include <libethcore/ProofOfWork.h>
#include <libdevcrypto/FileSystem.h>
#include <libethereum/All.h>
#include <libethereum/KeyManager.h>
#include <libethereum/Farm.h>
#include <libethereum/AccountDiff.h>
#include <libethereum/DownloadMan.h>
#include <libethereum/Client.h>
#include <liblll/All.h>
#include <libwhisper/WhisperPeer.h>
#include <libwhisper/WhisperHost.h>
#include <test/JsonSpiritHeaders.h>
using namespace std;
using namespace dev;
using namespace dev::eth;
using namespace dev::p2p;
using namespace dev::shh;
namespace js = json_spirit;
namespace fs = boost::filesystem;
#if 1
int main()
{
KeyManager keyman;
if (keyman.exists())
keyman.load("foo");
else
keyman.create("foo");
Address a("9cab1cc4e8fe528267c6c3af664a1adbce810b5f");
// keyman.importExisting(fromUUID("441193ae-a767-f1c3-48ba-dd6610db5ed0"), "{\"name\":\"Gavin Wood - Main identity\"}", "bar", "{\"hint\":\"Not foo.\"}");
// Address a2 = keyman.address(keyman.import(Secret::random(), "Key with no additional security."));
// cdebug << toString(a2);
Address a2("19c486071651b2650449ba3c6a807f316a73e8fe");
cdebug << keyman.accountDetails();
cdebug << "Secret key for " << a << "is" << keyman.secret(a, [](){ return "bar"; });
cdebug << "Secret key for " << a2 << "is" << keyman.secret(a2);
}
#elif 0
int main()
{
DownloadMan man;
DownloadSub s0(man);
DownloadSub s1(man);
DownloadSub s2(man);
man.resetToChain(h256s({u256(0), u256(1), u256(2), u256(3), u256(4), u256(5), u256(6), u256(7), u256(8)}));
assert((s0.nextFetch(2) == h256Set{(u256)7, (u256)8}));
assert((s1.nextFetch(2) == h256Set{(u256)5, (u256)6}));
assert((s2.nextFetch(2) == h256Set{(u256)3, (u256)4}));
s0.noteBlock(u256(8));
s0.doneFetch();
assert((s0.nextFetch(2) == h256Set{(u256)2, (u256)7}));
s1.noteBlock(u256(6));
s1.noteBlock(u256(5));
s1.doneFetch();
assert((s1.nextFetch(2) == h256Set{(u256)0, (u256)1}));
s0.doneFetch(); // TODO: check exact semantics of doneFetch & nextFetch. Not sure if they're right -> doneFetch calls resetFetch which kills all the info of past fetches.
cdebug << s0.nextFetch(2);
assert((s0.nextFetch(2) == h256Set{(u256)3, (u256)4}));
/* RangeMask<unsigned> m(0, 100);
cnote << m;
m += UnsignedRange(3, 10);
cnote << m;
m += UnsignedRange(11, 16);
cnote << m;
m += UnsignedRange(10, 11);
cnote << m;
cnote << ~m;
cnote << (~m).lowest(10);
for (auto i: (~m).lowest(10))
cnote << i;*/
return 0;
}
#elif 0
int main()
{
KeyPair u = KeyPair::create();
KeyPair cb = KeyPair::create();
OverlayDB db;
State s(cb.address(), db, BaseState::Empty);
cnote << s.rootHash();
s.addBalance(u.address(), 1 * ether);
Address c = s.newContract(1000 * ether, compileLLL("(suicide (caller))"));
s.commit();
State before = s;
cnote << "State before transaction: " << before;
Transaction t(0, 10000, 10000, c, bytes(), 0, u.secret());
cnote << "Transaction: " << t;
cnote << s.balance(c);
s.execute(LastHashes(), t.rlp());
cnote << "State after transaction: " << s;
cnote << before.diff(s);
}
#elif 0
int main()
{
GenericFarm<Ethash> f;
BlockInfo genesis = CanonBlockChain::genesis();
genesis.difficulty = 1 << 18;
cdebug << genesis.boundary();
auto mine = [](GenericFarm<Ethash>& f, BlockInfo const& g, unsigned timeout) {
BlockInfo bi = g;
bool completed = false;
f.onSolutionFound([&](ProofOfWork::Solution sol)
{
ProofOfWork::assignResult(sol, bi);
return completed = true;
});
f.setWork(bi);
for (unsigned i = 0; !completed && i < timeout * 10; ++i, cout << f.miningProgress() << "\r" << flush)
this_thread::sleep_for(chrono::milliseconds(100));
cout << endl << flush;
cdebug << bi.mixHash << bi.nonce << (Ethash::verify(bi) ? "GOOD" : "bad");
};
Ethash::prep(genesis);
genesis.difficulty = u256(1) << 40;
genesis.noteDirty();
f.startCPU();
mine(f, genesis, 10);
f.startGPU();
cdebug << "Good:";
genesis.difficulty = 1 << 18;
genesis.noteDirty();
mine(f, genesis, 30);
cdebug << "Bad:";
genesis.difficulty = (u256(1) << 40);
genesis.noteDirty();
mine(f, genesis, 30);
f.stop();
return 0;
}
#elif 0
void mine(State& s, BlockChain const& _bc)
{
s.commitToMine(_bc);
GenericFarm<ProofOfWork> f;
bool completed = false;
f.onSolutionFound([&](ProofOfWork::Solution sol)
{
return completed = s.completeMine<ProofOfWork>(sol);
});
f.setWork(s.info());
f.startCPU();
while (!completed)
this_thread::sleep_for(chrono::milliseconds(20));
}
#elif 0
int main()
{
cnote << "Testing State...";
KeyPair me = sha3("Gav Wood");
KeyPair myMiner = sha3("Gav's Miner");
// KeyPair you = sha3("123");
Defaults::setDBPath(boost::filesystem::temp_directory_path().string() + "/" + toString(chrono::system_clock::now().time_since_epoch().count()));
OverlayDB stateDB = State::openDB();
CanonBlockChain bc;
cout << bc;
State s(stateDB, BaseState::CanonGenesis, myMiner.address());
cout << s;
// Sync up - this won't do much until we use the last state.
s.sync(bc);
cout << s;
// Mine to get some ether!
mine(s, bc);
bc.attemptImport(s.blockData(), stateDB);
cout << bc;
s.sync(bc);
cout << s;
// Inject a transaction to transfer funds from miner to me.
Transaction t(1000, 10000, 30000, me.address(), bytes(), s.transactionsFrom(myMiner.address()), myMiner.secret());
assert(t.sender() == myMiner.address());
s.execute(bc.lastHashes(), t);
cout << s;
// Mine to get some ether and set in stone.
s.commitToMine(bc);
s.commitToMine(bc);
mine(s, bc);
bc.attemptImport(s.blockData(), stateDB);
cout << bc;
s.sync(bc);
cout << s;
return 0;
}
#else
int main()
{
string tempDir = boost::filesystem::temp_directory_path().string() + "/" + toString(chrono::system_clock::now().time_since_epoch().count());
KeyPair myMiner = sha3("Gav's Miner");
p2p::Host net("Test");
cdebug << "Path:" << tempDir;
Client c(&net, tempDir);
c.setAddress(myMiner.address());
this_thread::sleep_for(chrono::milliseconds(1000));
c.startMining();
this_thread::sleep_for(chrono::milliseconds(6000));
c.stopMining();
return 0;
}
#endif