zerotiertspu/windows/ZeroTierOne/ZeroTierOneService.cpp

107 lines
2.9 KiB
C++

/*
* ZeroTier One - Global Peer to Peer Ethernet
* Copyright (C) 2012-2013 ZeroTier Networks LLC
*
* This program 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.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*
* --
*
* ZeroTier may be used and distributed under the terms of the GPLv3, which
* are available at: http://www.gnu.org/licenses/gpl-3.0.html
*
* If you would like to embed ZeroTier into a commercial application or
* redistribute it in a modified binary form, please contact ZeroTier Networks
* LLC. Start here: http://www.zerotier.com/
*/
#pragma region Includes
#include "ZeroTierOneService.h"
#include "../../node/Node.hpp"
#include "../../node/Defaults.hpp"
#include "../../node/Thread.hpp"
#pragma endregion
using namespace ZeroTier;
ZeroTierOneService::ZeroTierOneService() :
CServiceBase(ZT_SERVICE_NAME,TRUE,TRUE,FALSE),
_thread(new Thread()),
_node((Node *)0)
{
}
ZeroTierOneService::~ZeroTierOneService(void)
{
delete _thread;
delete _node;
}
void ZeroTierOneService::threadMain()
throw()
{
try {
// Since Windows doesn't auto-restart services, we'll restart the node
// on normal termination.
for(;;) {
switch(_node->run()) {
case Node::NODE_NORMAL_TERMINATION:
delete _node;
_node = new Node(ZT_DEFAULTS.defaultHomePath.c_str(),0,0);
break; // restart
case Node::NODE_RESTART_FOR_UPGRADE: {
} return; // terminate thread
case Node::NODE_UNRECOVERABLE_ERROR: {
std::string err("unrecoverable error: ");
const char *r = _node->reasonForTermination;
if (r)
err.append(r);
else err.append("(unknown error)");
WriteEventLogEntry(const_cast <PSTR>(err.c_str()),EVENTLOG_ERROR_TYPE);
} return; // terminate thread
default:
break;
}
}
} catch ( ... ) {
WriteEventLogEntry("unexpected exception in Node::run() or during restart",EVENTLOG_ERROR_TYPE);
}
}
void ZeroTierOneService::OnStart(DWORD dwArgc, LPSTR *lpszArgv)
{
try {
_node = new Node(ZT_DEFAULTS.defaultHomePath.c_str(),0,0);
*_thread = Thread::start(this);
} catch ( ... ) {
// shouldn't happen unless something weird occurs like out of memory...
throw (DWORD)ERROR_EXCEPTION_IN_SERVICE;
}
}
void ZeroTierOneService::OnStop()
{
Node *n = _node;
_node = (Node *)0;
if (n) {
n->terminate(Node::NODE_NORMAL_TERMINATION,"Service Shutdown");
Thread::join(*_thread);
delete n;
}
}
void ZeroTierOneService::OnShutdown()
{
// make sure it's stopped
OnStop();
}