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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 WebThree.cpp
* @author Gav Wood <i@gavwood.com>
* @date 2014
*/
#include "WebThree.h"
#include <chrono>
#include <thread>
#include <boost/filesystem.hpp>
#include <libdevcore/Log.h>
#include <libp2p/Host.h>
#include <libethereum/Defaults.h>
#include <libethereum/EthereumHost.h>
#include <libwhisper/WhisperPeer.h>
using namespace std;
using namespace dev;
using namespace dev::p2p;
using namespace dev::eth;
using namespace dev::shh;
WebThreeDirect::WebThreeDirect(std::string const& _clientVersion, std::string const& _dbPath, bool _forceClean, std::set<std::string> const& _interfaces, unsigned short _listenPort, std::string const& _publicIP, bool _upnp, dev::u256 _networkId, bool _localNetworking):
m_clientVersion(_clientVersion),
m_net(m_clientVersion, _listenPort, _publicIP, _upnp, _localNetworking)
{
if (_dbPath.size())
Defaults::setDBPath(_dbPath);
if (_interfaces.count("eth"))
m_ethereum.reset(new eth::Client(&m_net, _dbPath, _forceClean, _networkId));
// if (_interfaces.count("shh"))
// m_whisper = new eth::Whisper(m_net.get());
static const char* c_threadName = "net";
UpgradableGuard l(x_work);
{
UpgradeGuard ul(l);
if (!m_work)
m_work.reset(new thread([&]()
{
setThreadName(c_threadName);
m_workState.store(Active, std::memory_order_release);
while (m_workState.load(std::memory_order_acquire) != Deleting)
workNet();
m_workState.store(Deleted, std::memory_order_release);
}));
}
}
WebThreeDirect::~WebThreeDirect()
{
UpgradableGuard l(x_work);
if (m_work)
{
if (m_workState.load(std::memory_order_acquire) == Active)
m_workState.store(Deleting, std::memory_order_release);
while (m_workState.load(std::memory_order_acquire) != Deleted)
this_thread::sleep_for(chrono::milliseconds(10));
m_work->join();
}
if (m_work)
{
UpgradeGuard ul(l);
m_work.reset(nullptr);
}
}
std::vector<PeerInfo> WebThreeDirect::peers()
{
ReadGuard l(x_work);
return m_net.peers();
}
size_t WebThreeDirect::peerCount() const
{
ReadGuard l(x_work);
return m_net.peerCount();
}
void WebThreeDirect::setIdealPeerCount(size_t _n)
{
ReadGuard l(x_work);
return m_net.setIdealPeerCount(_n);
}
bytes WebThreeDirect::savePeers()
{
ReadGuard l(x_work);
return m_net.savePeers();
}
void WebThreeDirect::restorePeers(bytesConstRef _saved)
{
ReadGuard l(x_work);
return m_net.restorePeers(_saved);
}
void WebThreeDirect::connect(std::string const& _seedHost, unsigned short _port)
{
ReadGuard l(x_work);
m_net.connect(_seedHost, _port);
}
void WebThreeDirect::workNet()
{
// Process network events.
// Synchronise block chain with network.
// Will broadcast any of our (new) transactions and blocks, and collect & add any of their (new) transactions and blocks.
{
ReadGuard l(x_work);
m_net.process(); // must be in guard for now since it uses the blockchain.
}
this_thread::sleep_for(chrono::milliseconds(1));
}