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.
112 lines
3.0 KiB
112 lines
3.0 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 TransactionQueue.cpp
|
|
* @author Gav Wood <i@gavwood.com>
|
|
* @date 2014
|
|
*/
|
|
|
|
#include "TransactionQueue.h"
|
|
|
|
#include <libdevcore/Log.h>
|
|
#include <libethcore/Exceptions.h>
|
|
#include "Transaction.h"
|
|
using namespace std;
|
|
using namespace dev;
|
|
using namespace dev::eth;
|
|
|
|
ImportResult TransactionQueue::import(bytesConstRef _transactionRLP, ImportCallback const& _cb)
|
|
{
|
|
// Check if we already know this transaction.
|
|
h256 h = sha3(_transactionRLP);
|
|
|
|
UpgradableGuard l(m_lock);
|
|
// TODO: keep old transactions around and check in State for nonce validity
|
|
|
|
if (m_known.count(h))
|
|
return ImportResult::AlreadyKnown;
|
|
|
|
try
|
|
{
|
|
// Check validity of _transactionRLP as a transaction. To do this we just deserialise and attempt to determine the sender.
|
|
// If it doesn't work, the signature is bad.
|
|
// The transaction's nonce may yet be invalid (or, it could be "valid" but we may be missing a marginally older transaction).
|
|
Transaction t(_transactionRLP, CheckTransaction::Everything);
|
|
|
|
UpgradeGuard ul(l);
|
|
// If valid, append to blocks.
|
|
m_current[h] = t;
|
|
m_known.insert(h);
|
|
if (_cb)
|
|
m_callbacks[h] = _cb;
|
|
ctxq << "Queued vaguely legit-looking transaction" << h.abridged();
|
|
m_onReady();
|
|
}
|
|
catch (Exception const& _e)
|
|
{
|
|
ctxq << "Ignoring invalid transaction: " << diagnostic_information(_e);
|
|
return ImportResult::Malformed;
|
|
}
|
|
catch (std::exception const& _e)
|
|
{
|
|
ctxq << "Ignoring invalid transaction: " << _e.what();
|
|
return ImportResult::Malformed;
|
|
}
|
|
|
|
return ImportResult::Success;
|
|
}
|
|
|
|
void TransactionQueue::setFuture(std::pair<h256, Transaction> const& _t)
|
|
{
|
|
WriteGuard l(m_lock);
|
|
if (m_current.count(_t.first))
|
|
{
|
|
m_current.erase(_t.first);
|
|
m_unknown.insert(make_pair(_t.second.sender(), _t));
|
|
}
|
|
}
|
|
|
|
void TransactionQueue::noteGood(std::pair<h256, Transaction> const& _t)
|
|
{
|
|
WriteGuard l(m_lock);
|
|
auto r = m_unknown.equal_range(_t.second.sender());
|
|
for (auto it = r.first; it != r.second; ++it)
|
|
m_current.insert(it->second);
|
|
m_unknown.erase(r.first, r.second);
|
|
}
|
|
|
|
void TransactionQueue::drop(h256 _txHash)
|
|
{
|
|
UpgradableGuard l(m_lock);
|
|
|
|
if (!m_known.count(_txHash))
|
|
return;
|
|
|
|
UpgradeGuard ul(l);
|
|
m_known.erase(_txHash);
|
|
|
|
if (m_current.count(_txHash))
|
|
m_current.erase(_txHash);
|
|
else
|
|
{
|
|
for (auto i = m_unknown.begin(); i != m_unknown.end(); ++i)
|
|
if (i->second.first == _txHash)
|
|
{
|
|
m_unknown.erase(i);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|