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solidity/blockchain.cpp
Gav Wood fff3784c01 Remove VMTRACE. 
Better transaction logging.
Avoid bothering with obviously invalid transactions.
2015-04-08 02:42:51 +02:00

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/*
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 block.cpp
* @author Christoph Jentzsch <cj@ethdev.com>
* @date 2015
* block test functions.
*/
#include <boost/filesystem.hpp>
#include <libdevcrypto/FileSystem.h>
#include <libtestutils/TransientDirectory.h>
#include <libethereum/CanonBlockChain.h>
#include "TestHelper.h"
using namespace std;
using namespace json_spirit;
using namespace dev;
using namespace dev::eth;
namespace dev { namespace test {
bytes createBlockRLPFromFields(mObject& _tObj);
void overwriteBlockHeader(BlockInfo& _current_BlockHeader, mObject& _blObj);
BlockInfo constructBlock(mObject& _o);
void updatePoW(BlockInfo& _bi);
void writeBlockHeaderToJson(mObject& _o, BlockInfo const& _bi);
RLPStream createFullBlockFromHeader(BlockInfo const& _bi, bytes const& _txs = RLPEmptyList, bytes const& _uncles = RLPEmptyList);
void doBlockchainTests(json_spirit::mValue& _v, bool _fillin)
{
for (auto& i: _v.get_obj())
{
cerr << i.first << endl;
mObject& o = i.second.get_obj();
BOOST_REQUIRE(o.count("genesisBlockHeader"));
BlockInfo biGenesisBlock = constructBlock(o["genesisBlockHeader"].get_obj());
BOOST_REQUIRE(o.count("pre"));
ImportTest importer(o["pre"].get_obj());
State state(OverlayDB(), BaseState::Empty, biGenesisBlock.coinbaseAddress);
importer.importState(o["pre"].get_obj(), state);
o["pre"] = fillJsonWithState(state);
state.commit();
if (_fillin)
biGenesisBlock.stateRoot = state.rootHash();
else
BOOST_CHECK_MESSAGE(biGenesisBlock.stateRoot == state.rootHash(), "root hash does not match");
if (_fillin)
{
// find new valid nonce
updatePoW(biGenesisBlock);
//update genesis block in json file
writeBlockHeaderToJson(o["genesisBlockHeader"].get_obj(), biGenesisBlock);
}
// create new "genesis" block
RLPStream rlpGenesisBlock = createFullBlockFromHeader(biGenesisBlock);
biGenesisBlock.verifyInternals(&rlpGenesisBlock.out());
o["genesisRLP"] = "0x" + toHex(rlpGenesisBlock.out());
// construct blockchain
TransientDirectory td;
BlockChain bc(rlpGenesisBlock.out(), td.path(), WithExisting::Kill);
if (_fillin)
{
BOOST_REQUIRE(o.count("blocks"));
mArray blArray;
vector<BlockInfo> vBiBlocks;
vBiBlocks.push_back(biGenesisBlock);
for (auto const& bl: o["blocks"].get_array())
{
mObject blObj = bl.get_obj();
// get txs
TransactionQueue txs;
ZeroGasPricer gp;
BOOST_REQUIRE(blObj.count("transactions"));
for (auto const& txObj: blObj["transactions"].get_array())
{
mObject tx = txObj.get_obj();
importer.importTransaction(tx);
if (txs.import(importer.m_transaction.rlp()) != ImportResult::Success)
cnote << "failed importing transaction\n";
}
// write uncle list
BlockQueue uncleBlockQueue;
mArray aUncleList;
vector<BlockInfo> vBiUncles;
mObject uncleHeaderObj_pre;
for (auto const& uHObj: blObj["uncleHeaders"].get_array())
{
mObject uncleHeaderObj = uHObj.get_obj();
if (uncleHeaderObj.count("sameAsPreviousSibling"))
{
writeBlockHeaderToJson(uncleHeaderObj_pre, vBiUncles[vBiUncles.size()-1]);
aUncleList.push_back(uncleHeaderObj_pre);
vBiUncles.push_back(vBiUncles[vBiUncles.size()-1]);
continue;
}
if (uncleHeaderObj.count("sameAsBlock"))
{
writeBlockHeaderToJson(uncleHeaderObj_pre, vBiBlocks[(size_t)toInt(uncleHeaderObj["sameAsBlock"])]);
aUncleList.push_back(uncleHeaderObj_pre);
vBiUncles.push_back(vBiBlocks[(size_t)toInt(uncleHeaderObj["sameAsBlock"])]);
continue;
}
string overwrite = "false";
if (uncleHeaderObj.count("overwriteAndRedoPoW"))
{
overwrite = uncleHeaderObj["overwriteAndRedoPoW"].get_str();
uncleHeaderObj.erase("overwriteAndRedoPoW");
}
BlockInfo uncleBlockFromFields = constructBlock(uncleHeaderObj);
// make uncle header valid
uncleBlockFromFields.timestamp = (u256)time(0);
if (vBiBlocks.size() > 2)
{
if (uncleBlockFromFields.number - 1 < vBiBlocks.size())
uncleBlockFromFields.populateFromParent(vBiBlocks[(size_t)uncleBlockFromFields.number - 1]);
else
uncleBlockFromFields.populateFromParent(vBiBlocks[vBiBlocks.size() - 2]);
}
else
continue;
if (overwrite != "false")
{
uncleBlockFromFields.difficulty = overwrite == "difficulty" ? toInt(uncleHeaderObj["difficulty"]) : uncleBlockFromFields.difficulty;
uncleBlockFromFields.gasLimit = overwrite == "gasLimit" ? toInt(uncleHeaderObj["gasLimit"]) : uncleBlockFromFields.gasLimit;
uncleBlockFromFields.gasUsed = overwrite == "gasUsed" ? toInt(uncleHeaderObj["gasUsed"]) : uncleBlockFromFields.gasUsed;
uncleBlockFromFields.parentHash = overwrite == "parentHash" ? h256(uncleHeaderObj["parentHash"].get_str()) : uncleBlockFromFields.parentHash;
uncleBlockFromFields.stateRoot = overwrite == "stateRoot" ? h256(uncleHeaderObj["stateRoot"].get_str()) : uncleBlockFromFields.stateRoot;
if (overwrite == "timestamp")
{
uncleBlockFromFields.timestamp = toInt(uncleHeaderObj["timestamp"]);
uncleBlockFromFields.difficulty = uncleBlockFromFields.calculateDifficulty(vBiBlocks[(size_t)uncleBlockFromFields.number - 1]);
}
}
updatePoW(uncleBlockFromFields);
writeBlockHeaderToJson(uncleHeaderObj, uncleBlockFromFields);
aUncleList.push_back(uncleHeaderObj);
vBiUncles.push_back(uncleBlockFromFields);
cnote << "import uncle in blockQueue";
RLPStream uncle = createFullBlockFromHeader(uncleBlockFromFields);
try
{
uncleBlockQueue.import(&uncle.out(), bc);
}
catch(...)
{
cnote << "error in importing uncle! This produces an invalid block (May be by purpose for testing).";
}
uncleHeaderObj_pre = uncleHeaderObj;
}
blObj["uncleHeaders"] = aUncleList;
bc.sync(uncleBlockQueue, state.db(), 4);
state.commitToMine(bc);
try
{
state.sync(bc);
state.sync(bc, txs, gp);
state.commitToMine(bc);
MineInfo info;
for (info.completed = false; !info.completed; info = state.mine()) {}
state.completeMine();
}
catch (Exception const& _e)
{
cnote << "state sync or mining did throw an exception: " << diagnostic_information(_e);
return;
}
catch (std::exception const& _e)
{
cnote << "state sync or mining did throw an exception: " << _e.what();
return;
}
blObj["rlp"] = "0x" + toHex(state.blockData());
// write valid txs
mArray txArray;
Transactions txList;
for (auto const& txi: txs.transactions())
{
txList.push_back(txi.second);
mObject txObject;
txObject["nonce"] = toString(txi.second.nonce());
txObject["data"] = "0x" + toHex(txi.second.data());
txObject["gasLimit"] = toString(txi.second.gas());
txObject["gasPrice"] = toString(txi.second.gasPrice());
txObject["r"] = "0x" + toString(txi.second.signature().r);
txObject["s"] = "0x" + toString(txi.second.signature().s);
txObject["v"] = to_string(txi.second.signature().v + 27);
txObject["to"] = txi.second.isCreation() ? "" : toString(txi.second.receiveAddress());
txObject["value"] = toString(txi.second.value());
txArray.push_back(txObject);
}
blObj["transactions"] = txArray;
BlockInfo current_BlockHeader = state.info();
if (blObj.count("blockHeader"))
overwriteBlockHeader(current_BlockHeader, blObj);
// write block header
mObject oBlockHeader;
writeBlockHeaderToJson(oBlockHeader, current_BlockHeader);
blObj["blockHeader"] = oBlockHeader;
vBiBlocks.push_back(current_BlockHeader);
// compare blocks from state and from rlp
RLPStream txStream;
txStream.appendList(txList.size());
for (unsigned i = 0; i < txList.size(); ++i)
{
RLPStream txrlp;
txList[i].streamRLP(txrlp);
txStream.appendRaw(txrlp.out());
}
RLPStream uncleStream;
uncleStream.appendList(vBiUncles.size());
for (unsigned i = 0; i < vBiUncles.size(); ++i)
{
RLPStream uncleRlp;
vBiUncles[i].streamRLP(uncleRlp, WithNonce);
uncleStream.appendRaw(uncleRlp.out());
}
RLPStream block2 = createFullBlockFromHeader(current_BlockHeader, txStream.out(), uncleStream.out());
blObj["rlp"] = "0x" + toHex(block2.out());
if (sha3(RLP(state.blockData())[0].data()) != sha3(RLP(block2.out())[0].data()))
cnote << "block header mismatch\n";
if (sha3(RLP(state.blockData())[1].data()) != sha3(RLP(block2.out())[1].data()))
cnote << "txs mismatch\n";
if (sha3(RLP(state.blockData())[2].data()) != sha3(RLP(block2.out())[2].data()))
cnote << "uncle list mismatch\n" << RLP(state.blockData())[2].data() << "\n" << RLP(block2.out())[2].data();
try
{
state.sync(bc);
bc.import(block2.out(), state.db());
state.sync(bc);
state.commit();
}
// if exception is thrown, RLP is invalid and no blockHeader, Transaction list, or Uncle list should be given
catch (...)
{
cnote << "block is invalid!\n";
blObj.erase(blObj.find("blockHeader"));
blObj.erase(blObj.find("uncleHeaders"));
blObj.erase(blObj.find("transactions"));
}
blArray.push_back(blObj);
}
o["blocks"] = blArray;
o["postState"] = fillJsonWithState(state);
}
else
{
for (auto const& bl: o["blocks"].get_array())
{
mObject blObj = bl.get_obj();
bytes blockRLP;
try
{
state.sync(bc);
blockRLP = importByteArray(blObj["rlp"].get_str());
bc.import(blockRLP, state.db());
state.sync(bc);
}
// if exception is thrown, RLP is invalid and no blockHeader, Transaction list, or Uncle list should be given
catch (Exception const& _e)
{
cnote << "state sync or block import did throw an exception: " << diagnostic_information(_e);
BOOST_CHECK(blObj.count("blockHeader") == 0);
BOOST_CHECK(blObj.count("transactions") == 0);
BOOST_CHECK(blObj.count("uncleHeaders") == 0);
continue;
}
catch (std::exception const& _e)
{
cnote << "state sync or block import did throw an exception: " << _e.what();
BOOST_CHECK(blObj.count("blockHeader") == 0);
BOOST_CHECK(blObj.count("transactions") == 0);
BOOST_CHECK(blObj.count("uncleHeaders") == 0);
continue;
}
catch (...)
{
cnote << "state sync or block import did throw an exception\n";
BOOST_CHECK(blObj.count("blockHeader") == 0);
BOOST_CHECK(blObj.count("transactions") == 0);
BOOST_CHECK(blObj.count("uncleHeaders") == 0);
continue;
}
BOOST_REQUIRE(blObj.count("blockHeader"));
mObject tObj = blObj["blockHeader"].get_obj();
BlockInfo blockHeaderFromFields;
const bytes c_rlpBytesBlockHeader = createBlockRLPFromFields(tObj);
const RLP c_blockHeaderRLP(c_rlpBytesBlockHeader);
blockHeaderFromFields.populateFromHeader(c_blockHeaderRLP, IgnoreNonce);
BlockInfo blockFromRlp = bc.info();
//Check the fields restored from RLP to original fields
BOOST_CHECK_MESSAGE(blockHeaderFromFields.headerHash(WithNonce) == blockFromRlp.headerHash(WithNonce), "hash in given RLP not matching the block hash!");
BOOST_CHECK_MESSAGE(blockHeaderFromFields.parentHash == blockFromRlp.parentHash, "parentHash in given RLP not matching the block parentHash!");
BOOST_CHECK_MESSAGE(blockHeaderFromFields.sha3Uncles == blockFromRlp.sha3Uncles, "sha3Uncles in given RLP not matching the block sha3Uncles!");
BOOST_CHECK_MESSAGE(blockHeaderFromFields.coinbaseAddress == blockFromRlp.coinbaseAddress,"coinbaseAddress in given RLP not matching the block coinbaseAddress!");
BOOST_CHECK_MESSAGE(blockHeaderFromFields.stateRoot == blockFromRlp.stateRoot, "stateRoot in given RLP not matching the block stateRoot!");
BOOST_CHECK_MESSAGE(blockHeaderFromFields.transactionsRoot == blockFromRlp.transactionsRoot, "transactionsRoot in given RLP not matching the block transactionsRoot!");
BOOST_CHECK_MESSAGE(blockHeaderFromFields.receiptsRoot == blockFromRlp.receiptsRoot, "receiptsRoot in given RLP not matching the block receiptsRoot!");
BOOST_CHECK_MESSAGE(blockHeaderFromFields.logBloom == blockFromRlp.logBloom, "logBloom in given RLP not matching the block logBloom!");
BOOST_CHECK_MESSAGE(blockHeaderFromFields.difficulty == blockFromRlp.difficulty, "difficulty in given RLP not matching the block difficulty!");
BOOST_CHECK_MESSAGE(blockHeaderFromFields.number == blockFromRlp.number, "number in given RLP not matching the block number!");
BOOST_CHECK_MESSAGE(blockHeaderFromFields.gasLimit == blockFromRlp.gasLimit,"gasLimit in given RLP not matching the block gasLimit!");
BOOST_CHECK_MESSAGE(blockHeaderFromFields.gasUsed == blockFromRlp.gasUsed, "gasUsed in given RLP not matching the block gasUsed!");
BOOST_CHECK_MESSAGE(blockHeaderFromFields.timestamp == blockFromRlp.timestamp, "timestamp in given RLP not matching the block timestamp!");
BOOST_CHECK_MESSAGE(blockHeaderFromFields.extraData == blockFromRlp.extraData, "extraData in given RLP not matching the block extraData!");
BOOST_CHECK_MESSAGE(blockHeaderFromFields.mixHash == blockFromRlp.mixHash, "mixHash in given RLP not matching the block mixHash!");
BOOST_CHECK_MESSAGE(blockHeaderFromFields.nonce == blockFromRlp.nonce, "nonce in given RLP not matching the block nonce!");
BOOST_CHECK_MESSAGE(blockHeaderFromFields == blockFromRlp, "However, blockHeaderFromFields != blockFromRlp!");
//Check transaction list
Transactions txsFromField;
for (auto const& txObj: blObj["transactions"].get_array())
{
mObject tx = txObj.get_obj();
BOOST_REQUIRE(tx.count("nonce"));
BOOST_REQUIRE(tx.count("gasPrice"));
BOOST_REQUIRE(tx.count("gasLimit"));
BOOST_REQUIRE(tx.count("to"));
BOOST_REQUIRE(tx.count("value"));
BOOST_REQUIRE(tx.count("v"));
BOOST_REQUIRE(tx.count("r"));
BOOST_REQUIRE(tx.count("s"));
BOOST_REQUIRE(tx.count("data"));
try
{
Transaction t(createRLPStreamFromTransactionFields(tx).out(), CheckTransaction::Everything);
txsFromField.push_back(t);
}
catch (Exception const& _e)
{
BOOST_ERROR("Failed transaction constructor with Exception: " << diagnostic_information(_e));
}
catch (exception const& _e)
{
cnote << _e.what();
}
}
Transactions txsFromRlp;
RLP root(blockRLP);
for (auto const& tr: root[1])
{
Transaction tx(tr.data(), CheckTransaction::Everything);
txsFromRlp.push_back(tx);
}
BOOST_CHECK_MESSAGE(txsFromRlp.size() == txsFromField.size(), "transaction list size does not match");
for (size_t i = 0; i < txsFromField.size(); ++i)
{
BOOST_CHECK_MESSAGE(txsFromField[i].data() == txsFromRlp[i].data(), "transaction data in rlp and in field do not match");
BOOST_CHECK_MESSAGE(txsFromField[i].gas() == txsFromRlp[i].gas(), "transaction gasLimit in rlp and in field do not match");
BOOST_CHECK_MESSAGE(txsFromField[i].gasPrice() == txsFromRlp[i].gasPrice(), "transaction gasPrice in rlp and in field do not match");
BOOST_CHECK_MESSAGE(txsFromField[i].nonce() == txsFromRlp[i].nonce(), "transaction nonce in rlp and in field do not match");
BOOST_CHECK_MESSAGE(txsFromField[i].signature().r == txsFromRlp[i].signature().r, "transaction r in rlp and in field do not match");
BOOST_CHECK_MESSAGE(txsFromField[i].signature().s == txsFromRlp[i].signature().s, "transaction s in rlp and in field do not match");
BOOST_CHECK_MESSAGE(txsFromField[i].signature().v == txsFromRlp[i].signature().v, "transaction v in rlp and in field do not match");
BOOST_CHECK_MESSAGE(txsFromField[i].receiveAddress() == txsFromRlp[i].receiveAddress(), "transaction receiveAddress in rlp and in field do not match");
BOOST_CHECK_MESSAGE(txsFromField[i].value() == txsFromRlp[i].value(), "transaction receiveAddress in rlp and in field do not match");
BOOST_CHECK_MESSAGE(txsFromField[i] == txsFromRlp[i], "transactions from rlp and transaction from field do not match");
BOOST_CHECK_MESSAGE(txsFromField[i].rlp() == txsFromRlp[i].rlp(), "transactions rlp do not match");
}
// check uncle list
// uncles from uncle list field
vector<BlockInfo> uBlHsFromField;
if (blObj["uncleHeaders"].type() != json_spirit::null_type)
for (auto const& uBlHeaderObj: blObj["uncleHeaders"].get_array())
{
mObject uBlH = uBlHeaderObj.get_obj();
BOOST_REQUIRE(uBlH.size() == 16);
bytes uncleRLP = createBlockRLPFromFields(uBlH);
const RLP c_uRLP(uncleRLP);
BlockInfo uncleBlockHeader;
try
{
uncleBlockHeader.populateFromHeader(c_uRLP);
}
catch(...)
{
BOOST_ERROR("invalid uncle header");
}
uBlHsFromField.push_back(uncleBlockHeader);
}
// uncles from block RLP
vector<BlockInfo> uBlHsFromRlp;
for (auto const& uRLP: root[2])
{
BlockInfo uBl;
uBl.populateFromHeader(uRLP);
uBlHsFromRlp.push_back(uBl);
}
BOOST_REQUIRE_EQUAL(uBlHsFromField.size(), uBlHsFromRlp.size());
for (size_t i = 0; i < uBlHsFromField.size(); ++i)
BOOST_CHECK_MESSAGE(uBlHsFromField[i] == uBlHsFromRlp[i], "block header in rlp and in field do not match");
}
}
}
}
// helping functions
bytes createBlockRLPFromFields(mObject& _tObj)
{
RLPStream rlpStream;
rlpStream.appendList(_tObj.count("hash") > 0 ? (_tObj.size() - 1) : _tObj.size());
if (_tObj.count("parentHash"))
rlpStream << importByteArray(_tObj["parentHash"].get_str());
if (_tObj.count("uncleHash"))
rlpStream << importByteArray(_tObj["uncleHash"].get_str());
if (_tObj.count("coinbase"))
rlpStream << importByteArray(_tObj["coinbase"].get_str());
if (_tObj.count("stateRoot"))
rlpStream << importByteArray(_tObj["stateRoot"].get_str());
if (_tObj.count("transactionsTrie"))
rlpStream << importByteArray(_tObj["transactionsTrie"].get_str());
if (_tObj.count("receiptTrie"))
rlpStream << importByteArray(_tObj["receiptTrie"].get_str());
if (_tObj.count("bloom"))
rlpStream << importByteArray(_tObj["bloom"].get_str());
if (_tObj.count("difficulty"))
rlpStream << bigint(_tObj["difficulty"].get_str());
if (_tObj.count("number"))
rlpStream << bigint(_tObj["number"].get_str());
if (_tObj.count("gasLimit"))
rlpStream << bigint(_tObj["gasLimit"].get_str());
if (_tObj.count("gasUsed"))
rlpStream << bigint(_tObj["gasUsed"].get_str());
if (_tObj.count("timestamp"))
rlpStream << bigint(_tObj["timestamp"].get_str());
if (_tObj.count("extraData"))
rlpStream << fromHex(_tObj["extraData"].get_str());
if (_tObj.count("mixHash"))
rlpStream << importByteArray(_tObj["mixHash"].get_str());
if (_tObj.count("nonce"))
rlpStream << importByteArray(_tObj["nonce"].get_str());
return rlpStream.out();
}
void overwriteBlockHeader(BlockInfo& _currentBlockHeader, mObject& _blObj)
{
if (_blObj["blockHeader"].get_obj().size() != 14)
{
BlockInfo tmp = _currentBlockHeader;
if (_blObj["blockHeader"].get_obj().count("parentHash"))
tmp.parentHash = h256(_blObj["blockHeader"].get_obj()["parentHash"].get_str());
if (_blObj["blockHeader"].get_obj().count("uncleHash"))
tmp.sha3Uncles = h256(_blObj["blockHeader"].get_obj()["uncleHash"].get_str());
if (_blObj["blockHeader"].get_obj().count("coinbase"))
tmp.coinbaseAddress = Address(_blObj["blockHeader"].get_obj()["coinbase"].get_str());
if (_blObj["blockHeader"].get_obj().count("stateRoot"))
tmp.stateRoot = h256(_blObj["blockHeader"].get_obj()["stateRoot"].get_str());
if (_blObj["blockHeader"].get_obj().count("transactionsTrie"))
tmp.transactionsRoot = h256(_blObj["blockHeader"].get_obj()["transactionsTrie"].get_str());
if (_blObj["blockHeader"].get_obj().count("receiptTrie"))
tmp.receiptsRoot = h256(_blObj["blockHeader"].get_obj()["receiptTrie"].get_str());
if (_blObj["blockHeader"].get_obj().count("bloom"))
tmp.logBloom = LogBloom(_blObj["blockHeader"].get_obj()["bloom"].get_str());
if (_blObj["blockHeader"].get_obj().count("difficulty"))
tmp.difficulty = toInt(_blObj["blockHeader"].get_obj()["difficulty"]);
if (_blObj["blockHeader"].get_obj().count("number"))
tmp.number = toInt(_blObj["blockHeader"].get_obj()["number"]);
if (_blObj["blockHeader"].get_obj().count("gasLimit"))
tmp.gasLimit = toInt(_blObj["blockHeader"].get_obj()["gasLimit"]);
if (_blObj["blockHeader"].get_obj().count("gasUsed"))
tmp.gasUsed = toInt(_blObj["blockHeader"].get_obj()["gasUsed"]);
if (_blObj["blockHeader"].get_obj().count("timestamp"))
tmp.timestamp = toInt(_blObj["blockHeader"].get_obj()["timestamp"]);
if (_blObj["blockHeader"].get_obj().count("extraData"))
tmp.extraData = importByteArray(_blObj["blockHeader"].get_obj()["extraData"].get_str());
if (_blObj["blockHeader"].get_obj().count("mixHash"))
tmp.mixHash = h256(_blObj["blockHeader"].get_obj()["mixHash"].get_str());
// find new valid nonce
if (tmp != _currentBlockHeader)
{
_currentBlockHeader = tmp;
ProofOfWork pow;
std::pair<MineInfo, Ethash::Proof> ret;
while (!ProofOfWork::verify(_currentBlockHeader))
{
ret = pow.mine(_currentBlockHeader, 1000, true, true);
Ethash::assignResult(ret.second, _currentBlockHeader);
}
}
}
else
{
// take the blockheader as is
const bytes c_blockRLP = createBlockRLPFromFields(_blObj["blockHeader"].get_obj());
const RLP c_bRLP(c_blockRLP);
_currentBlockHeader.populateFromHeader(c_bRLP, IgnoreNonce);
}
}
BlockInfo constructBlock(mObject& _o)
{
BlockInfo ret;
try
{
// construct genesis block
const bytes c_blockRLP = createBlockRLPFromFields(_o);
const RLP c_bRLP(c_blockRLP);
ret.populateFromHeader(c_bRLP, IgnoreNonce);
}
catch (Exception const& _e)
{
cnote << "block population did throw an exception: " << diagnostic_information(_e);
BOOST_ERROR("Failed block population with Exception: " << _e.what());
}
catch (std::exception const& _e)
{
BOOST_ERROR("Failed block population with Exception: " << _e.what());
}
catch(...)
{
BOOST_ERROR("block population did throw an unknown exception\n");
}
return ret;
}
void updatePoW(BlockInfo& _bi)
{
ProofOfWork pow;
std::pair<MineInfo, Ethash::Proof> ret;
while (!ProofOfWork::verify(_bi))
{
ret = pow.mine(_bi, 10000, true, true);
Ethash::assignResult(ret.second, _bi);
}
_bi.noteDirty();
}
void writeBlockHeaderToJson(mObject& _o, BlockInfo const& _bi)
{
_o["parentHash"] = toString(_bi.parentHash);
_o["uncleHash"] = toString(_bi.sha3Uncles);
_o["coinbase"] = toString(_bi.coinbaseAddress);
_o["stateRoot"] = toString(_bi.stateRoot);
_o["transactionsTrie"] = toString(_bi.transactionsRoot);
_o["receiptTrie"] = toString(_bi.receiptsRoot);
_o["bloom"] = toString(_bi.logBloom);
_o["difficulty"] = toString(_bi.difficulty);
_o["number"] = toString(_bi.number);
_o["gasLimit"] = toString(_bi.gasLimit);
_o["gasUsed"] = toString(_bi.gasUsed);
_o["timestamp"] = toString(_bi.timestamp);
_o["extraData"] ="0x" + toHex(_bi.extraData);
_o["mixHash"] = toString(_bi.mixHash);
_o["nonce"] = toString(_bi.nonce);
_o["hash"] = toString(_bi.hash());
}
RLPStream createFullBlockFromHeader(BlockInfo const& _bi, bytes const& _txs, bytes const& _uncles)
{
RLPStream rlpStream;
_bi.streamRLP(rlpStream, WithNonce);
RLPStream ret(3);
ret.appendRaw(rlpStream.out());
ret.appendRaw(_txs);
ret.appendRaw(_uncles);
return ret;
}
} }// Namespace Close
BOOST_AUTO_TEST_SUITE(BlockChainTests)
BOOST_AUTO_TEST_CASE(bcInvalidRLPTest)
{
dev::test::executeTests("bcInvalidRLPTest", "/BlockTests", dev::test::doBlockchainTests);
}
BOOST_AUTO_TEST_CASE(bcJS_API_Test)
{
dev::test::executeTests("bcJS_API_Test", "/BlockTests", dev::test::doBlockchainTests);
}
BOOST_AUTO_TEST_CASE(bcValidBlockTest)
{
dev::test::executeTests("bcValidBlockTest", "/BlockTests", dev::test::doBlockchainTests);
}
BOOST_AUTO_TEST_CASE(bcInvalidHeaderTest)
{
dev::test::executeTests("bcInvalidHeaderTest", "/BlockTests", dev::test::doBlockchainTests);
}
BOOST_AUTO_TEST_CASE(bcUncleTest)
{
dev::test::executeTests("bcUncleTest", "/BlockTests", dev::test::doBlockchainTests);
}
BOOST_AUTO_TEST_CASE(bcUncleHeaderValiditiy)
{
dev::test::executeTests("bcUncleHeaderValiditiy", "/BlockTests", dev::test::doBlockchainTests);
}
BOOST_AUTO_TEST_CASE(userDefinedFile)
{
dev::test::userDefinedTest("--singletest", dev::test::doBlockchainTests);
}
BOOST_AUTO_TEST_SUITE_END()
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