public Task <int> Delete(IWorkContext context, string eTag = null)
{
if (eTag.IsEmpty() && _cache.TryGetValue(out HeaderDoc <UserRoleDoc> value))
{
eTag = value?.ETag;
}
_cache.Clear();
return(_roleRepository.Delete(context, ActorKey.VectorKey, eTag));
}
/// <summary>
/// 读取缓存操作
/// </summary>
/// <returns></returns>
public virtual T GetCache()
{
if (!CacheObject.TryGetValue(CacheKey, out T val))
{
// 如果缓存值不存在
val = SetCache();
}
return(val);
}
/// <summary>
/// Find certificate by thumbprint. Certificates that have expired will not
/// be returned and if "throwOnNotFound" is specified, an exception will be
/// thrown.
/// </summary>
/// <param name="tag">tag</param>
/// <param name="context">work context</param>
/// <param name="throwOnNotFound">if true, throw exception if not found</param>
/// <exception cref="ProgramExitException">Certificate is not found</exception>
/// <returns>X509 certificate</returns>
/// <exception cref="CertificateNotFoundException">when certificate valid certificate was not found</exception>
public X509Certificate2 GetCertificate(IWorkContext context, bool?throwOnNotFound = null)
{
context = context.With(_tag);
X509Certificate2 certificate;
Exception?saveException = null;
throwOnNotFound = throwOnNotFound ?? LocalCertificateKey.RequirePrivateKey;
lock (_lock)
{
if (_cachedCertificate.TryGetValue(out certificate))
{
return(certificate);
}
using (X509Store store = new X509Store(LocalCertificateKey.StoreName, LocalCertificateKey.StoreLocation))
{
context.Telemetry.Verbose(context, $"Looking for certificate for {this}");
try
{
store.Open(OpenFlags.ReadOnly);
X509Certificate2Collection certificateList = store.Certificates.Find(X509FindType.FindByThumbprint, LocalCertificateKey.Thumbprint, validOnly: false);
if (certificateList?.Count != 0)
{
_cachedCertificate.Set(
certificateList
.OfType <X509Certificate2>()
.Where(x => !LocalCertificateKey.RequirePrivateKey || x.HasPrivateKey)
.Where(x => DateTime.Now <= x.NotAfter)
.FirstOrDefault()
);
}
}
catch (Exception ex)
{
context.Telemetry.Warning(context, $"Exception: {ex}");
_cachedCertificate.Clear();
saveException = ex;
}
}
context.Telemetry.Verbose(context, $"{(_cachedCertificate != null ? "Found" : "Not found")} certificate for {this}");
if (!_cachedCertificate !.TryGetValue(out certificate) && throwOnNotFound == true)
{
throw new CertificateNotFoundException($"Certificate not found: {LocalCertificateKey.ToString()}");
}
return(certificate);
}
}
public void TryTest()
{
string item = "Item to be cached";
var cache = new CacheObject <string>(TimeSpan.FromMilliseconds(100)).Set(item);
cache.TryGetValue(out string value).Should().Be(true);
value.Should().NotBeNullOrEmpty();
value.Should().Be(item);
Thread.Sleep(TimeSpan.FromMilliseconds(200));
cache.TryGetValue(out value).Should().BeFalse();
value.Should().BeNullOrEmpty();
}
/// <summary>
/// find certificate by thumbprint
/// </summary>
/// <param name="tag">tag</param>
/// <param name="context">work context</param>
/// <param name="throwOnNotFound">if true, throw exception if not found</param>
/// <exception cref="ProgramExitException">Certificate is not found</exception>
/// <returns>X509 certificate</returns>
public X509Certificate2 GetCertificate(IWorkContext context, bool?throwOnNotFound = null)
{
context = context.WithTag(_tag);
Exception saveException = null;
X509Certificate2 certificate = null;
throwOnNotFound = throwOnNotFound ?? LocalCertificateKey.RequirePrivateKey;
lock (_lock)
{
if (_cachedCertificate.TryGetValue(out certificate))
{
return(certificate);
}
using (X509Store store = new X509Store(LocalCertificateKey.StoreName, LocalCertificateKey.StoreLocation))
{
ToolboxEventSource.Log.Verbose(context, $"Looking for certificate for {this}");
try
{
store.Open(OpenFlags.ReadOnly);
X509Certificate2Collection certificateList = store.Certificates.Find(X509FindType.FindByThumbprint, LocalCertificateKey.Thumbprint, validOnly: false);
if (certificateList?.Count != 0)
{
certificate = certificateList
.OfType <X509Certificate2>()
.FirstOrDefault(x => !LocalCertificateKey.RequirePrivateKey || x.HasPrivateKey);
_cachedCertificate.Set(certificate);
}
}
catch (Exception ex)
{
ToolboxEventSource.Log.Warning(context, $"Exception: {ex}");
_cachedCertificate.Clear();
saveException = ex;
}
}
ToolboxEventSource.Log.Verbose(context, $"{(_cachedCertificate != null ? "Found" : "Not found")} certificate for {this}");
if (certificate == null && throwOnNotFound == true)
{
throw new ArgumentException($"Cannot find certificate for {this}", saveException);
}
return(certificate);
}
}
private async Task <ArticleDirectory?> GetDirectory()
{
ArticleDirectory?subject;
if (_cache.TryGetValue(out subject))
{
return(subject);
}
_logger.LogTrace($"{nameof(GetDirectory)} - fetching directory");
subject = await _directoryClient.Get();
_cache.Set(subject);
return(subject);
}
