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Implement keep-alives.

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This commit is contained in:
Peter Johnson
2015-09-08 23:15:16 -07:00
parent e1efb7364e
commit 953a2ce807
4 changed files with 20 additions and 8 deletions
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18
src/NetworkConnection.cpp
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@@ -250,10 +250,18 @@ void NetworkConnection::QueueOutgoing(std::shared_ptr<Message> msg) {
}
}
void NetworkConnection::PostOutgoing() {
void NetworkConnection::PostOutgoing(bool keep_alive) {
std::lock_guard<std::mutex> lock(m_pending_mutex);
if (m_pending_outgoing.empty()) return;
m_outgoing.emplace(std::move(m_pending_outgoing));
m_pending_outgoing.resize(0);
m_pending_update.resize(0);
auto now = std::chrono::steady_clock::now();
if (m_pending_outgoing.empty()) {
if (!keep_alive) return;
// send keep-alives once a second (if no other messages have been sent)
if ((now - m_last_post) < std::chrono::seconds(1)) return;
m_outgoing.emplace(Outgoing{Message::KeepAlive()});
} else {
m_outgoing.emplace(std::move(m_pending_outgoing));
m_pending_outgoing.resize(0);
m_pending_update.resize(0);
}
m_last_post = now;
}