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Remove DefaultKeyServices

This commit is contained in:
Nate McMaster 2017-06-13 00:34:35 -07:00
parent e7fa69d63c
commit ddd041b0f1
2 changed files with 0 additions and 86 deletions
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59
src/Microsoft.AspNetCore.DataProtection/KeyManagement/DefaultKeyServices.cs
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// Copyright (c) .NET Foundation. All rights reserved.
// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
using System;
using Microsoft.AspNetCore.Cryptography;
using Microsoft.AspNetCore.DataProtection.KeyManagement.Internal;
using Microsoft.AspNetCore.DataProtection.Repositories;
using Microsoft.AspNetCore.DataProtection.XmlEncryption;
using Microsoft.Extensions.DependencyInjection;
namespace Microsoft.AspNetCore.DataProtection.KeyManagement
{
internal sealed class DefaultKeyServices : IDefaultKeyServices
{
private readonly Lazy<object> _keyEncryptorLazy;
private readonly Lazy<object> _keyRepositoryLazy;
public DefaultKeyServices(IServiceProvider services, ServiceDescriptor keyEncryptorDescriptor, ServiceDescriptor keyRepositoryDescriptor)
{
if (keyEncryptorDescriptor != null)
{
// optional
CryptoUtil.Assert(keyEncryptorDescriptor.ServiceType == typeof(IXmlEncryptor), "Bad service type.");
_keyEncryptorLazy = GetLazyForService(services, keyEncryptorDescriptor);
}
CryptoUtil.Assert(keyRepositoryDescriptor.ServiceType == typeof(IXmlRepository), "Bad service type.");
_keyRepositoryLazy = GetLazyForService(services, keyRepositoryDescriptor);
}
/// <summary>
/// Gets the default <see cref="IXmlEncryptor"/> service (could return null).
/// </summary>
/// <returns></returns>
public IXmlEncryptor GetKeyEncryptor()
{
return (IXmlEncryptor)_keyEncryptorLazy?.Value;
}
/// <summary>
/// Gets the default <see cref="IXmlRepository"/> service (must not be null).
/// </summary>
/// <returns></returns>
public IXmlRepository GetKeyRepository()
{
return (IXmlRepository)_keyRepositoryLazy.Value ?? CryptoUtil.Fail<IXmlRepository>("GetKeyRepository returned null.");
}
private static Lazy<object> GetLazyForService(IServiceProvider services, ServiceDescriptor descriptor)
{
CryptoUtil.Assert(descriptor != null && descriptor.Lifetime == ServiceLifetime.Singleton, "Descriptor must represent singleton.");
CryptoUtil.Assert(descriptor.ImplementationFactory != null, "Descriptor must have an implementation factory.");
// pull the factory out so we don't close over the whole descriptor instance
Func<IServiceProvider, object> wrapped = descriptor.ImplementationFactory;
return new Lazy<object>(() => wrapped(services));
}
}
}

27
src/Microsoft.AspNetCore.DataProtection/KeyManagement/Internal/IDefaultKeyServices.cs
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// Copyright (c) .NET Foundation. All rights reserved.
// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
using System;
using Microsoft.AspNetCore.DataProtection.Repositories;
using Microsoft.AspNetCore.DataProtection.XmlEncryption;
namespace Microsoft.AspNetCore.DataProtection.KeyManagement.Internal
{
/// <summary>
/// Provides default implementations of the services required by an <see cref="IKeyManager"/>.
/// </summary>
public interface IDefaultKeyServices
{
/// <summary>
/// Gets the default <see cref="IXmlEncryptor"/> service (could return null).
/// </summary>
/// <returns></returns>
IXmlEncryptor GetKeyEncryptor();
/// <summary>
/// Gets the default <see cref="IXmlRepository"/> service (must not be null).
/// </summary>
/// <returns></returns>
IXmlRepository GetKeyRepository();
}
}