private static void FetchMetadata(Logging.IInternalLogger logger, IdentityProviders identityProviders, string metadataLocation)
{
// Get new metadata files
foreach (var identityProvider in identityProviders) {
logger.DebugFormat("Attempting to fetch SAML metadata file for identity provider {0}", identityProvider.Id);
var metadataEndpoint = identityProvider.Endpoints.FirstOrDefault(x => x.Type == EndpointType.Metadata);
if (metadataEndpoint == null) {
continue;
}
var metadataEndpointUrl = metadataEndpoint.Url;
var metadataFile = Path.Combine(metadataLocation, identityProvider.Id + ".xml");
// Fetch new file
try {
var client = new WebClient();
client.DownloadFile(metadataEndpointUrl, metadataFile + ".new");
// Wipe old file
if (File.Exists(metadataFile)) {
File.Delete(metadataFile);
}
// Move new file into place
File.Move(metadataFile + ".new", metadataFile);
logger.DebugFormat("Successfully updated SAML metadata file for identity provider {0}", identityProvider.Id);
}
catch (WebException ex) {
logger.Warn(string.Format("Unable to fetch SAML metadata file for identity provider {0}", identityProvider.Id), ex);
}
}
}
