protected virtual async Task InitializeRepositoryAsync(IMetadataRepository repository, CancellationToken cancellationToken)
{
var blob = await repository.GetBLOBAsync(cancellationToken);
foreach (var entry in blob.Entries)
{
if (!string.IsNullOrEmpty(entry.AaGuid))
{
if (_entries.TryAdd(Guid.Parse(entry.AaGuid), entry))
{
//Load if it doesn't already exist
await LoadEntryStatementAsync(repository, blob, entry, cancellationToken);
}
}
}
}
protected virtual async Task InitializeRepositoryAsync(IMetadataRepository repository, CancellationToken cancellationToken)
{
var blobCacheKey = GetTocCacheKey(repository);
var cachedToc = await _cache.GetStringAsync(blobCacheKey, cancellationToken);
MetadataBLOBPayload blob;
DateTime?cacheUntil = null;
if (cachedToc != null)
{
blob = JsonSerializer.Deserialize <MetadataBLOBPayload>(cachedToc);
cacheUntil = GetCacheUntilTime(blob);
}
else
{
_log?.LogInformation($"BLOB for {repository.GetType().Name} not cached so loading from MDS...");
try
{
blob = await repository.GetBLOBAsync(cancellationToken);
}
catch (Exception ex)
{
_log?.LogError(ex, "Error getting BLOB from {0}", repository.GetType().Name);
throw;
}
_log?.LogInformation($"BLOB for {repository.GetType().Name} not cached so loading from MDS... Done.");
cacheUntil = GetCacheUntilTime(blob);
if (cacheUntil.HasValue)
{
await _cache.SetStringAsync(
blobCacheKey,
JsonSerializer.Serialize(blob),
new DistributedCacheEntryOptions()
{
AbsoluteExpiration = cacheUntil
},
cancellationToken);
}
}
foreach (var entry in blob.Entries)
{
if (!string.IsNullOrEmpty(entry.AaGuid)) //Only load FIDO2 entries
{
try
{
await LoadTocEntryStatement(repository, blob, entry, cacheUntil);
}
catch (Exception ex)
{
_log?.LogError(ex, "Error getting statement from {0} for AAGUID '{1}'.\nTOC entry:\n{2} ", repository.GetType().Name, entry.AaGuid, JsonSerializer.Serialize(entry, new JsonSerializerOptions {
WriteIndented = true
}));
}
}
}
}
