void FastCGIServer::stop() {
if (getStatus() != RunStatus::RUNNING) return; // nothing to do
setStatus(RunStatus::STOPPING);
m_worker.getEventBase()->runInEventBaseThread([&] {
// Shutdown the server socket. Unfortunately, we will drop all unaccepted
// connections; there is no way to do a partial shutdown of a server socket
m_socket->stopAccepting();
if (RuntimeOption::ServerGracefulShutdownWait > 0) {
// Gracefully drain any incomplete requests. We cannot go offline until
// they are finished as we own their dispatcher and event base.
if (m_acceptor) {
m_acceptor->drainAllConnections();
}
std::chrono::seconds s(RuntimeOption::ServerGracefulShutdownWait);
std::chrono::milliseconds m(s);
scheduleTimeout(m);
} else {
// Drop all connections. We cannot shutdown until they stop because we
// own their dispatcher and event base.
if (m_acceptor) {
m_acceptor->forceStop();
}
terminateServer();
}
});
}
void FastCGIServer::timeoutExpired() noexcept {
// Acceptor failed to drain connections on time; drop them so that we can
// shutdown.
if (m_acceptor) {
m_acceptor->forceStop();
}
terminateServer();
}
void Server::changeState(bool state)
{
//change server running state when user toggled button
if (state)
{
//start running, write data into shared memory per second via timer
connect (timer,SIGNAL(timeout()),this,SLOT(startServer()));
timer->start(1000);
}
else
{
//stop running
disconnect (timer,SIGNAL(timeout()),this,SLOT(startServer()));
timer->stop();
terminateServer();
label->setText("Press Start Button to start (or terminate) server.");
dataNum = 0;
}
}
void FastCGIServer::onConnectionsDrained() {
// NOTE: called from FastCGIAcceptor::onConnectionsDrained()
cancelTimeout();
terminateServer();
}
