pulseaudio: reconnect context when pulseaudio server restarts

When pulseaudio server restarts, the context is not reconnect
automatically. So the pulseaudio module will stop updating.
This commit is contained in:
Jay-716 2024-01-25 22:51:07 +08:00
parent 0948a407d0
commit 167f04a4df
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GPG Key ID: 42A0537B397B96C6
1 changed files with 16 additions and 1 deletions

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@ -80,7 +80,22 @@ void AudioBackend::contextStateCb(pa_context *c, void *data) {
nullptr, nullptr);
break;
case PA_CONTEXT_FAILED:
backend->mainloop_api_->quit(backend->mainloop_api_, 1);
// When pulseaudio server restarts, the connection is "failed". Try to reconnect.
// pa_threaded_mainloop_lock is already acquired in callback threads.
// So there is no need to lock it again.
if (backend->context_ != nullptr) {
pa_context_disconnect(backend->context_);
}
backend->context_ = pa_context_new(backend->mainloop_api_, "waybar");
if (backend->context_ == nullptr) {
throw std::runtime_error("pa_context_new() failed.");
}
pa_context_set_state_callback(backend->context_, contextStateCb, data);
if (pa_context_connect(backend->context_, nullptr, PA_CONTEXT_NOFAIL, nullptr) < 0) {
auto err =
fmt::format("pa_context_connect() failed: {}", pa_strerror(pa_context_errno(backend->context_)));
throw std::runtime_error(err);
}
break;
case PA_CONTEXT_CONNECTING:
case PA_CONTEXT_AUTHORIZING: