public async Task RunOnceAsync()
{
if (_semaphoreSlim.CurrentCount == 0)
{
return;
}
await _semaphoreSlim.WaitAsync();
try
{
var result = await _certificateProvider.RenewCertificateIfNeeded(Certificate);
if (result.Status != Unchanged)
{
// Preload intermediate certs before exposing certificate to the Kestrel
using var chain = new X509Chain
{
ChainPolicy =
{
RevocationMode = X509RevocationMode.NoCheck
}
};
if (chain.Build(result.Certificate))
{
_logger.LogInformation("Successfully built certificate chain");
}
else
{
_logger.LogWarning("Was not able to build certificate chain. This can cause an outage of your app.");
}
}
Certificate = result.Certificate;
if (result.Status == Renewed)
{
foreach (var lifecycleHook in _lifecycleHooks)
{
await lifecycleHook.OnRenewalSucceededAsync();
}
}
}
catch (Exception ex)
{
foreach (var lifecycleHook in _lifecycleHooks)
{
await lifecycleHook.OnExceptionAsync(ex);
}
throw;
}
finally
{
_semaphoreSlim.Release();
}
}
public async Task RunOnceAsync()
{
if (_semaphoreSlim.CurrentCount == 0)
{
return;
}
await _semaphoreSlim.WaitAsync();
try
{
var result = await _certificateProvider.RenewCertificateIfNeeded(Certificate);
Certificate = result.Certificate;
if (result.Status == Renewed)
{
foreach (var lifecycleHook in _lifecycleHooks)
{
await lifecycleHook.OnRenewalSucceededAsync();
}
}
}
catch (Exception ex)
{
foreach (var lifecycleHook in _lifecycleHooks)
{
await lifecycleHook.OnExceptionAsync(ex);
}
throw;
}
finally
{
_semaphoreSlim.Release();
}
}