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.
126 lines
3.5 KiB
126 lines
3.5 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 AccountHolder.cpp
|
|
* @authors:
|
|
* Christian R <c@ethdev.com>
|
|
* Lefteris Karapetsas <lefteris@ethdev.com>
|
|
* @date 2015
|
|
*/
|
|
|
|
#include "AccountHolder.h"
|
|
#include <random>
|
|
#include <ctime>
|
|
#include <libdevcore/Guards.h>
|
|
#include <libethereum/Client.h>
|
|
#include <libethcore/KeyManager.h>
|
|
|
|
|
|
using namespace std;
|
|
using namespace dev;
|
|
using namespace dev::eth;
|
|
|
|
vector<TransactionSkeleton> g_emptyQueue;
|
|
static std::mt19937 g_randomNumberGenerator(time(0));
|
|
static Mutex x_rngMutex;
|
|
|
|
vector<Address> AccountHolder::allAccounts() const
|
|
{
|
|
vector<Address> accounts;
|
|
accounts += realAccounts();
|
|
for (auto const& pair: m_proxyAccounts)
|
|
if (!isRealAccount(pair.first))
|
|
accounts.push_back(pair.first);
|
|
return accounts;
|
|
}
|
|
|
|
Address const& AccountHolder::defaultTransactAccount() const
|
|
{
|
|
auto accounts = realAccounts();
|
|
if (accounts.empty())
|
|
return ZeroAddress;
|
|
Address const* bestMatch = &*accounts.begin();
|
|
for (auto const& account: accounts)
|
|
if (m_client()->balanceAt(account) > m_client()->balanceAt(*bestMatch))
|
|
bestMatch = &account;
|
|
return *bestMatch;
|
|
}
|
|
|
|
int AccountHolder::addProxyAccount(const Address& _account)
|
|
{
|
|
Guard g(x_rngMutex);
|
|
int id = std::uniform_int_distribution<int>(1)(g_randomNumberGenerator);
|
|
id = int(u256(FixedHash<32>(sha3(bytesConstRef((byte*)(&id), sizeof(int) / sizeof(byte))))));
|
|
if (isProxyAccount(_account) || id == 0 || m_transactionQueues.count(id))
|
|
return 0;
|
|
m_proxyAccounts.insert(make_pair(_account, id));
|
|
m_transactionQueues[id].first = _account;
|
|
return id;
|
|
}
|
|
|
|
bool AccountHolder::removeProxyAccount(unsigned _id)
|
|
{
|
|
if (!m_transactionQueues.count(_id))
|
|
return false;
|
|
m_proxyAccounts.erase(m_transactionQueues[_id].first);
|
|
m_transactionQueues.erase(_id);
|
|
return true;
|
|
}
|
|
|
|
void AccountHolder::queueTransaction(TransactionSkeleton const& _transaction)
|
|
{
|
|
if (!m_proxyAccounts.count(_transaction.from))
|
|
return;
|
|
int id = m_proxyAccounts[_transaction.from];
|
|
m_transactionQueues[id].second.push_back(_transaction);
|
|
}
|
|
|
|
vector<TransactionSkeleton> const& AccountHolder::queuedTransactions(int _id) const
|
|
{
|
|
if (!m_transactionQueues.count(_id))
|
|
return g_emptyQueue;
|
|
return m_transactionQueues.at(_id).second;
|
|
}
|
|
|
|
void AccountHolder::clearQueue(int _id)
|
|
{
|
|
if (m_transactionQueues.count(_id))
|
|
m_transactionQueues.at(_id).second.clear();
|
|
}
|
|
|
|
AddressHash SimpleAccountHolder::realAccounts() const
|
|
{
|
|
return m_keyManager.accounts();
|
|
}
|
|
|
|
void SimpleAccountHolder::authenticate(dev::eth::TransactionSkeleton const& _t)
|
|
{
|
|
if (isRealAccount(_t.from))
|
|
m_client()->submitTransaction(m_keyManager.secret(_t.from, [&](){ return m_getPassword(_t.from); }), _t);
|
|
else if (isProxyAccount(_t.from))
|
|
queueTransaction(_t);
|
|
}
|
|
|
|
void FixedAccountHolder::authenticate(dev::eth::TransactionSkeleton const& _t)
|
|
{
|
|
if (isRealAccount(_t.from))
|
|
m_client()->submitTransaction(m_accounts[_t.from], _t);
|
|
else if (isProxyAccount(_t.from))
|
|
queueTransaction(_t);
|
|
}
|
|
|
|
|
|
|
|
|