60 lines
1.6 KiB
C#
60 lines
1.6 KiB
C#
/*
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* Copyright (c) 2024 ETH Zürich, IT Services
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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using SafeExamBrowser.Configuration.Contracts.Integrity;
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using SafeExamBrowser.Core.Contracts.OperationModel;
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using SafeExamBrowser.Core.Contracts.OperationModel.Events;
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using SafeExamBrowser.I18n.Contracts;
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using SafeExamBrowser.Logging.Contracts;
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namespace SafeExamBrowser.Runtime.Operations
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{
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internal class ApplicationIntegrityOperation : IOperation
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{
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private readonly IIntegrityModule module;
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private readonly ILogger logger;
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public event ActionRequiredEventHandler ActionRequired { add { } remove { } }
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public event StatusChangedEventHandler StatusChanged;
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public ApplicationIntegrityOperation(IIntegrityModule module, ILogger logger)
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{
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this.module = module;
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this.logger = logger;
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}
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public OperationResult Perform()
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{
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logger.Info($"Attempting to verify application integrity...");
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StatusChanged?.Invoke(TextKey.OperationStatus_VerifyApplicationIntegrity);
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if (module.TryVerifyCodeSignature(out var isValid))
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{
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if (isValid)
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{
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logger.Info("Application integrity successfully verified.");
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}
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else
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{
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logger.Warn("Application integrity is compromised!");
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}
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}
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else
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{
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logger.Warn("Failed to verify application integrity!");
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}
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return OperationResult.Success;
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}
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public OperationResult Revert()
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{
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return OperationResult.Success;
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}
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}
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}
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