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cleaned up locking

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This commit is contained in:
badaix 2016-11-11 12:24:55 +01:00
parent 3819fb2355
commit bc1d96ef89
6 changed files with 44 additions and 37 deletions
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16
client/clientConnection.cpp
View file

@ -145,13 +145,10 @@ shared_ptr<msg::SerializedMessage> ClientConnection::sendRequest(const msg::Base
// logO << "Req: " << message->id << "\n";
shared_ptr<PendingRequest> pendingRequest(new PendingRequest(reqId_));
{
std::unique_lock<std::mutex> mlock(mutex_);
pendingRequests_.insert(pendingRequest);
}
std::unique_lock<std::mutex> lck(requestMutex_);
std::unique_lock<std::mutex> mlock(mutex_);
pendingRequests_.insert(pendingRequest);
send(message);
if (pendingRequest->cv.wait_for(lck, std::chrono::milliseconds(timeout)) == std::cv_status::no_timeout)
if (pendingRequest->cv.wait_for(mlock, std::chrono::milliseconds(timeout)) == std::cv_status::no_timeout)
{
response = pendingRequest->response;
sumTimeout_ = chronos::msec(0);
@ -164,10 +161,7 @@ shared_ptr<msg::SerializedMessage> ClientConnection::sendRequest(const msg::Base
if (sumTimeout_ > chronos::sec(10))
throw SnapException("sum timeout exceeded 10s");
}
{
std::unique_lock<std::mutex> mlock(mutex_);
pendingRequests_.erase(pendingRequest);
}
pendingRequests_.erase(pendingRequest);
return response;
}
@ -198,7 +192,7 @@ void ClientConnection::getNextMessage()
req->response->message = baseMessage;
req->response->buffer = (char*)malloc(baseMessage.size);
memcpy(req->response->buffer, &buffer[0], baseMessage.size);
std::unique_lock<std::mutex> lck(requestMutex_);
mlock.unlock();
req->cv.notify_one();
return;
}

1
client/clientConnection.h
View file

@ -113,7 +113,6 @@ protected:
std::atomic<bool> connected_;
MessageReceiver* messageReceiver_;
mutable std::mutex mutex_;
mutable std::mutex requestMutex_;
std::set<std::shared_ptr<PendingRequest>> pendingRequests_;
uint16_t reqId_;
std::string host_;

9
client/decoder/flacDecoder.cpp
View file

@ -196,6 +196,15 @@ void error_callback(const FLAC__StreamDecoder *decoder, FLAC__StreamDecoderError
{
(void)decoder, (void)client_data;
logS(kLogErr) << "Got error callback: " << FLAC__StreamDecoderErrorStatusString[status] << "\n";
/// TODO, see issue #120:
// Thu Nov 10 07:26:44 2016 daemon.warn dnsmasq-dhcp[1194]: no address range available for DHCP request via wlan0
// Thu Nov 10 07:54:39 2016 daemon.err snapclient[1158]: Got error callback: FLAC__STREAM_DECODER_ERROR_STATUS_LOST_SYNC
// Thu Nov 10 07:54:39 2016 daemon.err snapclient[1158]: Got error callback: FLAC__STREAM_DECODER_ERROR_STATUS_LOST_SYNC
//
// and:
// Oct 27 17:37:38 kitchen snapclient[869]: Connected to 192.168.222.10
// Oct 27 17:47:13 kitchen snapclient[869]: Got error callback: FLAC__STREAM_DECODER_ERROR_STATUS_UNPARSEABLE_STREAM
// Oct 27 17:47:13 kitchen snapclient[869]: Got error callback: FLAC__STREAM_DECODER_ERROR_STATUS_LOST_SYNC
}

8
client/stream.cpp
View file

@ -76,19 +76,13 @@ void Stream::addChunk(msg::PcmChunk* chunk)
while (chunks_.size() * chunk->duration<cs::msec>().count() > 10000)
chunks_.pop();
chunks_.push(shared_ptr<msg::PcmChunk>(chunk));
std::unique_lock<std::mutex> lck(cvMutex_);
cv_.notify_one();
// logD << "new chunk: " << chunk->duration<cs::msec>().count() << ", Chunks: " << chunks_.size() << "\n";
}
bool Stream::waitForChunk(size_t ms) const
{
if (!chunks_.empty())
return true;
std::unique_lock<std::mutex> lck(cvMutex_);
return (cv_.wait_for(lck, std::chrono::milliseconds(ms), [this] { return !chunks_.empty(); }));
return chunks_.wait_for(std::chrono::milliseconds(ms));
}

3
client/stream.h
View file

@ -89,9 +89,6 @@ private:
unsigned long playedFrames_;
long correctAfterXFrames_;
chronos::msec bufferMs_;
mutable std::condition_variable cv_;
mutable std::mutex cvMutex_;
};