private async Task ServiceStatusPingAsync(TimerAwaitable timer)
{
using (timer)
{
timer.Start();
while (await timer)
{
try
{
// Check if last send time is longer than default keep-alive ticks and then send ping
if (Stopwatch.GetTimestamp() - Interlocked.Read(ref _lastSendTimestamp) > DefaultGetServiceStatusTicks)
{
await WriteAsync(RuntimeServicePingMessage.GetStatusPingMessage(true));
Interlocked.Exchange(ref _lastSendTimestamp, Stopwatch.GetTimestamp());
Log.SentServiceStatusPing(Logger);
}
}
catch (Exception e)
{
Log.FailedSendingServiceStatusPing(Logger, e);
}
}
}
}
public bool Start()
{
if (Interlocked.Increment(ref _counter) == 1)
{
_timer.Start();
_ = PingAsync(_timer);
return(true);
}
return(false);
}
public ObjectWithTimerAwaitable(TaskCompletionSource tcs)
{
_tcs = tcs;
_timer = new TimerAwaitable(TimeSpan.FromSeconds(30), TimeSpan.FromSeconds(1));
_timer.Start();
}
private void Start()
{
_nextHeartbeat.Start();
_ = Task.Run(ExecuteTimerLoop); // Fire and forget the timer loop
}