public async Task Should_TolerateNullInput()
{
PersistenceService.GetPersistedSiteCertificateAsync()
.Returns(Task.FromResult(ValidCert));
var output = await Sut.RenewCertificateIfNeeded(null);
output.Status.Should().Be(LoadedFromStore);
Assert.AreSame(ValidCert, output.Certificate);
}
private async Task <bool> TryRetrievingValidPersistedSiteCertificateAsync()
{
if (Certificate != null)
{
return(false);
}
var certificate = await _persistenceService.GetPersistedSiteCertificateAsync();
if (certificate == null)
{
return(false);
}
Certificate = certificate;
if (IsCertificateValid)
{
_logger.LogInformation("A persisted non-expired LetsEncrypt certificate was found and will be used.");
return(true);
}
_logger.LogInformation("A persisted but expired LetsEncrypt certificate was found and will be renewed.");
return(false);
}
public async Task <CertificateRenewalResult> RenewCertificateIfNeeded(IAbstractCertificate current = null)
{
_logger.LogInformation("Checking to see if in-memory LetsEncrypt certificate needs renewal.");
if (_certificateValidator.IsCertificateValid(current))
{
_logger.LogInformation("Current in-memory LetsEncrypt certificate is valid.");
return(new CertificateRenewalResult(current, CertificateRenewalStatus.Unchanged));
}
_logger.LogInformation("Checking to see if existing LetsEncrypt certificate has been persisted and is valid.");
var persistedSiteCertificate = await _persistenceService.GetPersistedSiteCertificateAsync();
if (_certificateValidator.IsCertificateValid(persistedSiteCertificate))
{
_logger.LogInformation("A persisted non-expired LetsEncrypt certificate was found and will be used: {Thumbprint}", persistedSiteCertificate.Thumbprint);
return(new CertificateRenewalResult(persistedSiteCertificate, CertificateRenewalStatus.LoadedFromStore));
}
_logger.LogInformation("No valid certificate was found. Requesting new certificate from LetsEncrypt.");
var newCertificate = await RequestNewLetsEncryptCertificate();
return(new CertificateRenewalResult(newCertificate, CertificateRenewalStatus.Renewed));
}