74 lines
2.9 KiB
C#
74 lines
2.9 KiB
C#
// Copyright (C) 2026, The Duplicati Team
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// https://duplicati.com, hello@duplicati.com
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the "Software"),
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// to deal in the Software without restriction, including without limitation
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// the rights to use, copy, modify, merge, publish, distribute, sublicense,
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// and/or sell copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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using System.Runtime.CompilerServices;
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using Duplicati.Library.Interface;
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using Duplicati.Library.Utility;
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namespace Duplicati.Library.SourceProviders;
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/// <summary>
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/// Shared list of statically linked source-provider modules
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/// </summary>
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public static class SourceProviderModules
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{
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/// <summary>
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/// The list of all built-in source-provider modules
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/// </summary>
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public static IReadOnlyList<ISourceProviderModule> BuiltInSourceProviderModules => SupportedSourceProviders;
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/// <summary>
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/// Lazy loaded list of proprietary source-provider modules
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/// </summary>
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private static Lazy<IReadOnlyList<ISourceProviderModule>> ProprietarySourceProviderModules = new Lazy<IReadOnlyList<ISourceProviderModule>>(() =>
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{
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try
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{
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if (string.IsNullOrWhiteSpace(Environment.GetEnvironmentVariable("DUPLICATI_DISABLE_PROPRIETARY_MODULES")))
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return LoadProprietaryModules();
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}
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catch
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{
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}
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return Array.Empty<ISourceProviderModule>();
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});
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/// <summary>
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/// Loads the proprietary modules, and is marked as NoInlining to avoid JIT errors if the library is missing
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/// </summary>
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[MethodImpl(MethodImplOptions.NoInlining)]
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private static IReadOnlyList<ISourceProviderModule> LoadProprietaryModules()
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{
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return Proprietary.LoaderHelper.SourceProviderModules.LicensedSourceProviderModules.WhereNotNull().ToList();
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}
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/// <summary>
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/// Calculate list once and cache it
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/// </summary>
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private static readonly IReadOnlyList<ISourceProviderModule> SupportedSourceProviders = new ISourceProviderModule[] {
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}
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.Concat(ProprietarySourceProviderModules.Value)
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.WhereNotNull()
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.ToList();
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}
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