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/*
* Copyright (c) 2024 Vaughn Nugent
*
* Library: VNLib
* Package: VNLib.Plugins.Extensions.Loading
* File: IOnDemandSecret.cs
*
* IOnDemandSecret.cs is part of VNLib.Plugins.Extensions.Loading which is
* part of the larger VNLib collection of libraries and utilities.
*
* VNLib.Plugins.Extensions.Loading is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* VNLib.Plugins.Extensions.Loading is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see https://www.gnu.org/licenses/.
*/
using System.Threading;
using System.Threading.Tasks;
namespace VNLib.Plugins.Extensions.Loading
{
/// <summary>
/// A secret that can be fetched from it's backing store when needed
/// to avoid storing sensitive information in memory long term
/// </summary>
public interface IOnDemandSecret
{
/// <summary>
/// The name of the secret that will be fetched on demand
/// </summary>
string SecretName { get; }
/// <summary>
/// Fetches the secret value from the backing store
/// synchronously
/// </summary>
/// <returns>The secret value if found, null otherwise</returns>
ISecretResult? FetchSecret();
/// <summary>
/// Fetches the secret value from the backing store
/// asynchronously
/// </summary>
/// <param name="cancellation">An optionall canceallation token to cancel the operation</param>
/// <returns>A task that completes with the value of the secret if it exists</returns>
Task<ISecretResult?> FetchSecretAsync(CancellationToken cancellation = default);
}
}
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