public Startup(IHostingEnvironment env) { _appConfig = new AuthorizationConfigurationProvider(new WindowsCertificateService()).GetAppConfiguration(env .ContentRootPath); _appConfig.ConfigureIdentityProviderSearchServiceUrl(); _levelSwitch = new LoggingLevelSwitch(); _idServerSettings = _appConfig.IdentityServerConfidentialClientSettings; _logger = LogFactory.CreateTraceLogger(_levelSwitch, _appConfig); }