46 lines
1.4 KiB
C#
46 lines
1.4 KiB
C#
// Copyright (c) 2026 Duplicati Inc. All rights reserved.
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using Duplicati.Library.AutoUpdater;
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using Duplicati.Library.Utility;
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using Duplicati.Proprietary.LicenseChecker;
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namespace Duplicati.Proprietary.LoaderHelper;
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internal static class LicenseHelper
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{
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public static LicenseData? LicenseData => licenseData.Value;
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public static bool HasOffice365Feature => HasFeature(DuplicatiLicenseFeatures.Office365);
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private static bool HasFeature(string feature)
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{
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var data = LicenseData;
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if (data == null)
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return false;
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return data.Features.ContainsKey(feature);
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}
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private static Lazy<LicenseData?> licenseData = new Lazy<LicenseData?>(() =>
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{
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string? key = null;
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// Check for a license file in the installation directory
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var keyfilepath = Path.Combine(UpdaterManager.INSTALLATIONDIR, "license.key");
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if (File.Exists(keyfilepath))
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key = $"file://{keyfilepath}";
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// Check for a license key in the environment variables
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if (string.IsNullOrWhiteSpace(key))
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key = Environment.GetEnvironmentVariable("DUPLICATI_LICENSE_KEY");
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// No license key found
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if (string.IsNullOrWhiteSpace(key))
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return null;
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using var ct = new CancellationTokenSource(TimeSpan.FromSeconds(10));
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return LicenseChecker.LicenseChecker.ObtainLicenseAsync(key, ct.Token).Await();
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});
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}
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