Server::Server()
: acceptSocket_(-1),
port_(0),
stop_(NO_STOP) {
acceptSocket_ = socket(PF_INET, SOCK_STREAM, 0);
CHECK_ERR(acceptSocket_);
shutdownSocketSet.add(acceptSocket_);
sockaddr_in addr;
addr.sin_family = AF_INET;
addr.sin_port = 0;
addr.sin_addr.s_addr = INADDR_ANY;
CHECK_ERR(bind(acceptSocket_,
reinterpret_cast<const sockaddr*>(&addr),
sizeof(addr)));
CHECK_ERR(listen(acceptSocket_, 10));
socklen_t addrLen = sizeof(addr);
CHECK_ERR(getsockname(acceptSocket_,
reinterpret_cast<sockaddr*>(&addr),
&addrLen));
port_ = ntohs(addr.sin_port);
serverThread_ = std::thread([this] {
while (stop_ == NO_STOP) {
sockaddr_in peer;
socklen_t peerLen = sizeof(peer);
int fd = accept(acceptSocket_,
reinterpret_cast<sockaddr*>(&peer),
&peerLen);
if (fd == -1) {
if (errno == EINTR) {
continue;
}
if (errno == EINVAL || errno == ENOTSOCK) { // socket broken
break;
}
}
CHECK_ERR(fd);
shutdownSocketSet.add(fd);
fds_.push_back(fd);
}
if (stop_ != NO_STOP) {
closeClients(stop_ == ABORTIVE);
}
shutdownSocketSet.close(acceptSocket_);
acceptSocket_ = -1;
port_ = 0;
});
}
void ClipboardServer::terminateClients(int waitMs)
{
for (auto it = m_clients.constBegin(); it != m_clients.constEnd(); ++it) {
const auto &clientData = it.value();
if (clientData.isValid())
clientData.client->sendMessage(QByteArray(), CommandStop);
}
waitForClientsToFinish(waitMs);
emit closeClients();
waitForClientsToFinish(waitMs / 2);
}