public async Task RemoveAsync(string dekId)
{
CachedDekProperties cachedDekProperties = await this.DekPropertiesCache.RemoveAsync(dekId);
if (cachedDekProperties != null)
{
this.RawDekCache.Remove(dekId);
}
}
public async Task <DataEncryptionKeyProperties> GetOrAddDekPropertiesAsync(
string dekId,
Func <string, CosmosDiagnosticsContext, CancellationToken, Task <DataEncryptionKeyProperties> > fetcher,
CosmosDiagnosticsContext diagnosticsContext,
CancellationToken cancellationToken)
{
CachedDekProperties cachedDekProperties = await this.DekPropertiesCache.GetAsync(
dekId,
null,
() => this.FetchAsync(dekId, fetcher, diagnosticsContext, cancellationToken),
cancellationToken);
if (cachedDekProperties.ServerPropertiesExpiryUtc <= DateTime.UtcNow)
{
cachedDekProperties = await this.DekPropertiesCache.GetAsync(
dekId,
null,
() => this.FetchAsync(dekId, fetcher, diagnosticsContext, cancellationToken),
cancellationToken,
forceRefresh : true);
}
return(cachedDekProperties.ServerProperties);
}
public void SetDekProperties(string dekId, DataEncryptionKeyProperties dekProperties)
{
CachedDekProperties cachedDekProperties = new CachedDekProperties(dekProperties, DateTime.UtcNow + this.dekPropertiesTimeToLive);
this.DekPropertiesCache.Set(dekId, cachedDekProperties);
}