/// <inheritsdoc />
private Jwk[] GetKeys(JwtHeaderDocument header, string metadataAddress)
{
if (_disposed)
{
ThrowHelper.ThrowObjectDisposedException(typeof(JwksHttpKeyProvider));
}
var kid = header.Kid;
long now = EpochTime.UtcNow;
if (_currentJwks != null && _syncAfter > now)
{
return(_currentJwks.GetKeys(kid));
}
if (_syncAfter <= now)
{
_refreshLock.Wait();
try
{
var value = _documentRetriever.GetDocument(metadataAddress, CancellationToken.None);
var refreshedJwks = Jwks.FromJson(Issuer, value);
Jwks.PublishJwksRefreshed(refreshedJwks);
_currentJwks = refreshedJwks;
_syncAfter = now + AutomaticRefreshInterval;
}
catch
{
_syncAfter = now + (AutomaticRefreshInterval < RefreshInterval ? AutomaticRefreshInterval : RefreshInterval);
throw;
}
finally
{
_refreshLock.Release();
}
}
if (_currentJwks != null)
{
return(_currentJwks.GetKeys(kid));
}
ThrowHelper.ThrowInvalidOperationException_UnableToObtainKeysException(metadataAddress);
return(Array.Empty <Jwk>());
}
/// <inheritsdoc />
protected Jwk[] GetKeys(JwtHeader header, string metadataAddress)
{
if (_disposed)
{
ThrowHelper.ThrowObjectDisposedException(GetType());
}
var kid = header.Kid;
var now = DateTimeOffset.UtcNow.ToUnixTimeSeconds();
if (_currentKeys != null && _syncAfter > now)
{
return(_currentKeys.GetKeys(kid));
}
if (_syncAfter <= now)
{
_refreshLock.Wait();
try
{
var value = _documentRetriever.GetDocument(metadataAddress, CancellationToken.None);
_currentKeys = Jwks.FromJson(value);
_syncAfter = now + AutomaticRefreshInterval;
}
catch
{
_syncAfter = now + (AutomaticRefreshInterval < RefreshInterval ? AutomaticRefreshInterval : RefreshInterval);
throw;
}
finally
{
_refreshLock.Release();
}
}
if (_currentKeys != null)
{
return(_currentKeys.GetKeys(kid));
}
ThrowHelper.ThrowInvalidOperationException_UnableToObtainKeysException(metadataAddress);
return(Array.Empty <Jwk>());
}
