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);
}