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Fix hanging of WebSocket::stop() waiting for its thread to join (#481)

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This might happen in some special cases where
WebSocketTransport::sendOnSocket() fails, closes the socket, and set
the ready state to CLOSED, but WebSocket::run() stills wait the
interrupt event to happen.

Possibly related to #474
This commit is contained in:
David Capello
2023-09-01 12:11:36 -03:00
committed by GitHub
parent 28832f8732
commit ef57e3a2b1
1 changed files with 16 additions and 1 deletions
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17
ixwebsocket/IXWebSocketTransport.cpp
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@@ -1174,7 +1174,22 @@ namespace ix
{
_requestInitCancellation = true;
if (_readyState == ReadyState::CLOSING || _readyState == ReadyState::CLOSED) return;
if (_readyState == ReadyState::CLOSING || _readyState == ReadyState::CLOSED)
{
// Wake up the socket polling thread, as
// Socket::isReadyToRead() might be still waiting the
// interrupt event to happen.
bool wakeUpPoll = false;
{
std::lock_guard<std::mutex> lock(_socketMutex);
wakeUpPoll = (_socket && _socket->isWakeUpFromPollSupported());
}
if (wakeUpPoll)
{
wakeUpFromPoll(SelectInterrupt::kCloseRequest);
}
return;
}
if (closeWireSize == 0)
{