public void CreateByCodeOwnDaemon()
{
using (var logger = new LogDaemon(NOPApplication.Instance))
{
logger.WriteInterval = 0; //set the minimum flush period
Aver.Throws <AzosException>(() => logger.Start()); //can not start daemon with no sinks
Aver.IsFalse(logger.Running);
Aver.IsFalse(logger.Sinks.Any());
using (var sink = new MemoryBufferSink(logger))
{
sink.Name.See();
Aver.IsTrue(sink.Name.StartsWith("MemoryBufferSink.")); //anonymous sinks get their name from their: 'type.fid'
logger.Start(); //now it can start
Aver.IsTrue(logger.Running);
Aver.AreSameRef(sink, logger.Sinks.First()); //now there is a sink registered which is this one
Aver.IsTrue(sink.Running); //it was auto-started by the logger
logger.Write(new Message {
Type = MessageType.DebugB, Text = "This is a message #1"
}); //so this messages goes in it
Thread.Sleep(DAEMON_FLUSH_WAIT_MS); //make sure async flush happens
Aver.IsTrue(sink.Buffered.Any()); //because sink was active
var logged = sink.Buffered.FirstOrDefault(); // we get the first message buffered
Aver.AreEqual("This is a message #1", logged.Text);
Aver.IsTrue(MessageType.DebugB == logged.Type);
sink.WaitForCompleteStop();//stop the sink
Aver.IsFalse(sink.Running);
logger.Write(new Message {
Type = MessageType.Debug, Text = "This is a message #2"
});
Thread.Sleep(DAEMON_FLUSH_WAIT_MS); //make sure async flush happens
Aver.AreEqual(1, sink.Buffered.Count()); //because sink was not turned on for 2nd, only the first message got in, 2nd got lost
}
Aver.IsFalse(logger.Sinks.Any());//again, no sinks left
}
}
protected override void DoWaitForCompleteStop()
{
base.DoWaitForCompleteStop();
// at this point the thread has stopped and we can now stop the sinks
var iamPrimary = object.ReferenceEquals(App.Log, this);
foreach (var sink in m_Sinks.OrderedValues.Reverse())
{
try
{
if (iamPrimary)
{
sink.WaitForCompleteStop();
continue;
}
var msTimeout = sink.ExpectedShutdownDurationMs;
if (msTimeout < 1)
{
msTimeout = App.ExpectedComponentShutdownDurationMs;
}
if (msTimeout < 1)
{
msTimeout = CommonApplicationLogic.DFLT_EXPECTED_COMPONENT_SHUTDOWN_DURATION_MS;
}
TimedCall.Run(_ => sink.WaitForCompleteStop(),
msTimeout,
() => WriteLog(MessageType.WarningExpectation,
"{0}.{1}".Args(nameof(DoWaitForCompleteStop), sink.Name),
"Awaiting sink '{0}' is taking longer than expected {1:n} ms".Args(sink.Name, msTimeout)));
}
catch
{
#warning REVISE - must not eat exceptions - use Conout? use new .core ETW
} // Can't do much here in case of an error
}
m_InstrBuffer.WaitForCompleteStop();
}