110 lines
3.1 KiB
C++
110 lines
3.1 KiB
C++
/*
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* ZeroTier One - Global Peer to Peer Ethernet
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* Copyright (C) 2011-2014 ZeroTier Networks LLC
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* --
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*
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* ZeroTier may be used and distributed under the terms of the GPLv3, which
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* are available at: http://www.gnu.org/licenses/gpl-3.0.html
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*
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* If you would like to embed ZeroTier into a commercial application or
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* redistribute it in a modified binary form, please contact ZeroTier Networks
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* LLC. Start here: http://www.zerotier.com/
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*/
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#pragma region Includes
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#include "ZeroTierOneService.h"
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#pragma endregion
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ZeroTierOneService::ZeroTierOneService() :
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CServiceBase(ZT_SERVICE_NAME,TRUE,TRUE,FALSE),
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_node((ZeroTier::Node *)0)
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{
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}
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ZeroTierOneService::~ZeroTierOneService(void)
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{
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}
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void ZeroTierOneService::threadMain()
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throw()
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{
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restart_node:
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try {
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{
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// start or restart
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ZeroTier::Mutex::Lock _l(_lock);
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delete _node;
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_node = new ZeroTier::Node(ZeroTier::ZT_DEFAULTS.defaultHomePath.c_str(),0,0);
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}
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switch(_node->run()) {
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case ZeroTier::Node::NODE_RESTART_FOR_UPGRADE: {
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} break;
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case ZeroTier::Node::NODE_UNRECOVERABLE_ERROR: {
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std::string err("ZeroTier node encountered an unrecoverable error: ");
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const char *r = _node->reasonForTermination();
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if (r)
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err.append(r);
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else err.append("(unknown error)");
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err.append(" (restarting in 5 seconds)");
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WriteEventLogEntry(const_cast <PSTR>(err.c_str()),EVENTLOG_ERROR_TYPE);
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Sleep(5000);
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goto restart_node;
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} break;
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default: // includes normal termination, which will terminate thread
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break;
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}
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} catch ( ... ) {
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// sanity check, shouldn't happen since Node::run() should catch all its own errors
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// could also happen if we're out of memory though!
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WriteEventLogEntry("unexpected exception (out of memory?) (trying again in 5 seconds)",EVENTLOG_ERROR_TYPE);
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Sleep(5000);
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goto restart_node;
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}
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_lock.lock();
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delete _node;
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_node = (ZeroTier::Node *)0;
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_lock.unlock();
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}
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void ZeroTierOneService::OnStart(DWORD dwArgc, LPSTR *lpszArgv)
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{
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if (_node)
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return; // sanity check
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try {
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_thread = ZeroTier::Thread::start(this);
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} catch ( ... ) {
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throw (DWORD)ERROR_EXCEPTION_IN_SERVICE;
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}
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}
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void ZeroTierOneService::OnStop()
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{
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_lock.lock();
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ZeroTier::Node *n = _node;
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_lock.unlock();
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if (n) {
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n->terminate(ZeroTier::Node::NODE_NORMAL_TERMINATION,"Windows service stopped");
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ZeroTier::Thread::join(_thread);
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}
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}
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void ZeroTierOneService::OnShutdown()
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{
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// stop thread on system shutdown (if it hasn't happened already)
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OnStop();
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}
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