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feat: Lazy-Initialisierung für threadsichere RSAFactoryParams-Initialisierung hinzugefügt

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- Lazy-Initialisierungsmechanismus für threadsichere Handhabung der _pbeParameters eingeführt.
- IsInitialized-Eigenschaft hinzugefügt, um den Initialisierungsstatus zu verfolgen.
- Konstruktor geändert, um das Lazy-Objekt zu initialisieren und das AfterCreate-Ereignis auszulösen.
- Sichergestellt, dass die OnDeserialized-Methode Init aufruft, um das Objekt korrekt zu initialisieren.
This commit is contained in:
Developer 02 2024-12-16 16:37:48 +01:00
parent 4aacc3f650
commit 155eb563d1
3 changed files with 55 additions and 28 deletions
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53
DigitalData.Core.Security/Config/AsymCryptParams.cs
View File

@ -38,40 +38,41 @@ namespace DigitalData.Core.Security.Config
public RSADecryptor? Vault { get; init; }
public override void OnDeserialized()
public AsymCryptParams()
{
base.OnDeserialized();
// Create root folder if it does not exist
if (!Directory.Exists(PemDirectory))
Directory.CreateDirectory(PemDirectory);
foreach (var decryptor in Decryptors)
AfterCreate += () =>
{
// set default path
if (decryptor.IsPemNull)
// Create root folder if it does not exist
if (!Directory.Exists(PemDirectory))
Directory.CreateDirectory(PemDirectory);
foreach (var decryptor in Decryptors)
{
var file_name_params = new List<object> { decryptor.Issuer, decryptor.Audience };
if (decryptor.IsEncrypted)
file_name_params.Add(Secrets.Version);
var path = Path.Combine(PemDirectory, string.Join(FileNameSeparator, file_name_params));
if (File.Exists(path))
decryptor.SetPem(File.ReadAllText(path));
else
// set default path
if (decryptor.IsPemNull)
{
var pem = decryptor.IsEncrypted
? Instance.RSAFactory.CreateEncryptedPrivateKeyPem(pbeParameters: PbeParameters, keySizeInBits: KeySizeInBits, password: Secrets.PBE_PASSWORD)
: Instance.RSAFactory.CreatePrivateKeyPem(keySizeInBits: KeySizeInBits);
var file_name_params = new List<object> { decryptor.Issuer, decryptor.Audience };
if (decryptor.IsEncrypted)
file_name_params.Add(Secrets.Version);
decryptor.SetPem(File.ReadAllText(pem));
var path = Path.Combine(PemDirectory, string.Join(FileNameSeparator, file_name_params));
// Save file in background
Task.Run(async () => await File.WriteAllTextAsync(path: path, pem));
if (File.Exists(path))
decryptor.SetPem(File.ReadAllText(path));
else
{
var pem = decryptor.IsEncrypted
? Instance.RSAFactory.CreateEncryptedPrivateKeyPem(pbeParameters: PbeParameters, keySizeInBits: KeySizeInBits, password: Secrets.PBE_PASSWORD)
: Instance.RSAFactory.CreatePrivateKeyPem(keySizeInBits: KeySizeInBits);
decryptor.SetPem(File.ReadAllText(pem));
// Save file in background
Task.Run(async () => await File.WriteAllTextAsync(path: path, pem));
}
}
}
}
};
}
}
}

24
DigitalData.Core.Security/Config/RSAFactoryParams.cs
View File

@ -22,6 +22,28 @@ namespace DigitalData.Core.Security.Config
[JsonIgnore]
public PbeParameters PbeParameters => _pbeParameters!;
public virtual void OnDeserialized() => _pbeParameters = new PbeParameters(PbeEncryptionAlgorithm, PbeHashAlgorithmName, PbeIterationCount);
/// <summary>
/// Provides a thread-safe initialization mechanism using Lazy initialization.
/// </summary>
private readonly Lazy<bool> _lazyInitializer;
public bool IsInitialized => _lazyInitializer.IsValueCreated;
public RSAFactoryParams()
{
_lazyInitializer = new(() =>
{
AfterCreate?.Invoke();
return true;
});
AfterCreate += () => _pbeParameters = new PbeParameters(PbeEncryptionAlgorithm, PbeHashAlgorithmName, PbeIterationCount);
}
protected event Action AfterCreate;
public void Init() => _ = _lazyInitializer.Value;
public void OnDeserialized() => Init();
}
}

6
DigitalData.Core.Security/Cryptographer/RSAFactory.cs
View File

@ -9,7 +9,11 @@ namespace DigitalData.Core.Security.Cryptographer
{
protected readonly TRSAFactoryParams _params;
public RSAFactory(IOptions<TRSAFactoryParams> options) => _params = options.Value;
public RSAFactory(IOptions<TRSAFactoryParams> options)
{
options.Value.Init();
_params = options.Value;
}
public string CreatePrivateKeyPem(int? keySizeInBits = null, bool encrypt = false) => encrypt
? CreateEncryptedPrivateKeyPem(keySizeInBits: keySizeInBits)