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Catch all exceptions from Exit shutdown (master). #12522

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Merged
merged 2 commits into from
Jul 24, 2019
Merged

Catch all exceptions from Exit shutdown (master). #12522

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5cf86ce
Catch all exceptions on ProcessExit
jkotalik Jul 24, 2019
a7f392a
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jkotalik Jul 24, 2019
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18 changes: 10 additions & 8 deletions src/Hosting/Hosting/src/Internal/WebHostLifetime.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -62,19 +62,21 @@ private void ProcessExit(object sender, EventArgs eventArgs)

private void Shutdown()
{
if (!_cts.IsCancellationRequested)
try
{
if (!string.IsNullOrEmpty(_shutdownMessage))
{
Console.WriteLine(_shutdownMessage);
}
try
if (!_cts.IsCancellationRequested)
{
if (!string.IsNullOrEmpty(_shutdownMessage))
{
Console.WriteLine(_shutdownMessage);
}
_cts.Cancel();
}
catch (ObjectDisposedException) { }
}

// When hosting with IIS in-process, we detach the Console handle on main thread exit.
// Console.WriteLine may throw here as we are logging to console on ProcessExit.
// We catch and ignore all exceptions here. Do not log to Console in thie exception handler.
catch (Exception) {}
// Wait on the given reset event
_resetEvent.Wait();
}
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