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krisddefrakrisddefra
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Merge pull request #18 from DEFRA/feature/2832-crypto-tool
2832 crypto tool
2 parents a0436ef + 5bc7fe7 commit 898e6dc

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‎KeeperData.Bridge.sln‎

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@@ -31,6 +31,10 @@ Project("{E53339B2-1760-4266-BCC7-CA923CBCF16C}") = "docker-compose", "docker-co
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EndProject
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "KeeperData.Core.Tests.Unit", "tests\KeeperData.Core.Tests.Unit\KeeperData.Core.Tests.Unit.csproj", "{389DD08B-1B37-4BF2-9F2B-3F4805B25A46}"
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EndProject
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Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "util", "util", "{25784FFF-FBA8-4398-8497-7BE1FF8F92A5}"
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EndProject
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "KeeperData.Crypto.Tool", "src\KeeperData.Crypto.Tool\KeeperData.Crypto.Tool.csproj", "{92F51802-9BF8-42A8-98C9-C25B27163DF0}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|Any CPU = Debug|Any CPU
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{389DD08B-1B37-4BF2-9F2B-3F4805B25A46}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{389DD08B-1B37-4BF2-9F2B-3F4805B25A46}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{389DD08B-1B37-4BF2-9F2B-3F4805B25A46}.Release|Any CPU.Build.0 = Release|Any CPU
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{92F51802-9BF8-42A8-98C9-C25B27163DF0}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{92F51802-9BF8-42A8-98C9-C25B27163DF0}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{92F51802-9BF8-42A8-98C9-C25B27163DF0}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{92F51802-9BF8-42A8-98C9-C25B27163DF0}.Release|Any CPU.Build.0 = Release|Any CPU
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE
@@ -86,6 +94,7 @@ Global
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{E2B6D37D-2D17-4B43-83DC-36F1C4961526} = {02EA681E-C7D8-13C7-8484-4AC65E1B71E8}
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{16AA106D-B4F1-46C9-92F3-548AE89FDA3A} = {02EA681E-C7D8-13C7-8484-4AC65E1B71E8}
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{389DD08B-1B37-4BF2-9F2B-3F4805B25A46} = {02EA681E-C7D8-13C7-8484-4AC65E1B71E8}
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{92F51802-9BF8-42A8-98C9-C25B27163DF0} = {25784FFF-FBA8-4398-8497-7BE1FF8F92A5}
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EndGlobalSection
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GlobalSection(ExtensibilityGlobals) = postSolution
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SolutionGuid = {235917AE-9AF5-49A5-AB06-472A5E5DB30D}

‎src/KeeperData.Crypto.Tool/KeeperData.Crypto.Tool.csproj‎

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<Project Sdk="Microsoft.NET.Sdk">
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<PropertyGroup>
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<OutputType>Exe</OutputType>
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<TargetFramework>net8.0</TargetFramework>
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<ImplicitUsings>enable</ImplicitUsings>
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<Nullable>enable</Nullable>
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<AssemblyName>kryp</AssemblyName>
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</PropertyGroup>
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<ItemGroup>
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<PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="9.0.9" />
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<PackageReference Include="Microsoft.Extensions.Hosting" Version="9.0.9" />
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<PackageReference Include="Microsoft.Extensions.Logging.Console" Version="9.0.9" />
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<PackageReference Include="System.CommandLine" Version="2.0.0-rc.1.25451.107" />
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<ProjectReference Include="..\KeeperData.Core\KeeperData.Core.csproj" />
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<ProjectReference Include="..\KeeperData.Infrastructure\KeeperData.Infrastructure.csproj" />
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</ItemGroup>
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</Project>

‎src/KeeperData.Crypto.Tool/Program.cs‎

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using KeeperData.Core.Crypto;
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using KeeperData.Infrastructure.Crypto;
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using Microsoft.Extensions.Configuration;
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using Microsoft.Extensions.DependencyInjection;
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using Microsoft.Extensions.Hosting;
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using Microsoft.Extensions.Logging;
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using System.CommandLine;
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var builder = Host.CreateApplicationBuilder(args);
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builder.Configuration.AddEnvironmentVariables();
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builder.Configuration.AddInMemoryCollection([new KeyValuePair<string, string?>("AesSalt", "fakesalt")]);
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builder.Services.AddLogging(config => config.AddConsole());
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builder.Services.AddCrypto(builder.Configuration);
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var host = builder.Build();
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var rootCommand = new RootCommand("KeeperData Crypto Tool - File encryption/decryption utility");
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var encryptCommand = new Command("encrypt", "Encrypt a file")
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{
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new Option<string>("--input") { Description = "Input file path", Required = true },
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new Option<string>("--output") { Description = "Output file path", Required = true },
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new Option<string>("--password") { Description = "Encryption password", Required = true },
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new Option<string>("--salt") { Description = "Encryption salt", Required = true }
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};
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encryptCommand.SetAction(async (parseResult) =>
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{
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var inputFile = parseResult.GetValue<string>("--input")!;
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var outputFile = parseResult.GetValue<string>("--output")!;
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var password = parseResult.GetValue<string>("--password")!;
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var salt = parseResult.GetValue<string>("--salt")!;
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var cryptoTransform = host.Services.GetRequiredService<IAesCryptoTransform>();
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Console.WriteLine($"Encrypting '{inputFile}' to '{outputFile}'...");
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try
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{
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await cryptoTransform.EncryptFileAsync(
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inputFile,
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outputFile,
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password,
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salt,
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(progress, status) =>
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{
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Console.Write($"\rProgress: {progress}% - {status}");
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});
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Console.WriteLine("\nEncryption completed successfully!");
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}
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catch (Exception ex)
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{
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Console.WriteLine($"\nEncryption failed: {ex.Message}");
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Environment.Exit(1);
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}
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});
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var decryptCommand = new Command("decrypt", "Decrypt a file")
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{
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new Option<string>("--input") { Description = "Input file path", Required = true },
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new Option<string>("--output") { Description = "Output file path", Required = true },
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new Option<string>("--password") { Description = "Decryption password", Required = true },
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new Option<string>("--salt") { Description = "Decryption salt", Required = true }
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};
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decryptCommand.SetAction(async (parseResult) =>
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{
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var inputFile = parseResult.GetValue<string>("--input")!;
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var outputFile = parseResult.GetValue<string>("--output")!;
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var password = parseResult.GetValue<string>("--password")!;
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var salt = parseResult.GetValue<string>("--salt")!;
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var cryptoTransform = host.Services.GetRequiredService<IAesCryptoTransform>();
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Console.WriteLine($"Decrypting '{inputFile}' to '{outputFile}'...");
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try
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{
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await cryptoTransform.DecryptFileAsync(
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inputFile,
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outputFile,
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password,
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salt,
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(progress, status) =>
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{
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Console.Write($"\rProgress: {progress}% - {status}");
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});
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Console.WriteLine("\nDecryption completed successfully!");
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}
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catch (Exception ex)
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{
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Console.WriteLine($"\nDecryption failed: {ex.Message}");
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Environment.Exit(1);
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}
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});
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var getPasswordCommand = new Command("get-password", "Get password for a filename")
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{
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new Option<string>("--filename") { Description = "Filename to get password for", Required = true }
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};
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getPasswordCommand.SetAction((parseResult) =>
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{
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var filename = parseResult.GetValue<string>("--filename")!;
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var passwordSaltService = host.Services.GetRequiredService<IPasswordSaltService>();
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try
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{
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var passwordSalt = passwordSaltService.Get(filename);
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Console.WriteLine($"Password: {passwordSalt.Password}");
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// Console.WriteLine($"Salt: {passwordSalt.Salt}"); // ignore salt, we only use fake values in this tool.
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}
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catch (Exception ex)
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{
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Console.WriteLine($"Error getting password for filename '{filename}': {ex.Message}");
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Environment.Exit(1);
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}
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});
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var generateFilenameCommand = new Command("generate-filename", "Generate a compliant filename");
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generateFilenameCommand.SetAction((parseResult) =>
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{
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var passwordSaltService = host.Services.GetRequiredService<IPasswordSaltService>();
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try
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{
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var filename = passwordSaltService.GenerateFileName();
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Console.WriteLine($"Generated filename: {filename}");
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}
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catch (Exception ex)
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{
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Console.WriteLine($"Error generating filename: {ex.Message}");
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Environment.Exit(1);
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}
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});
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rootCommand.Add(encryptCommand);
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rootCommand.Add(decryptCommand);
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rootCommand.Add(getPasswordCommand);
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rootCommand.Add(generateFilenameCommand);
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var parseResult = rootCommand.Parse(args);
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return await parseResult.InvokeAsync();

‎src/KeeperData.Crypto.Tool/Properties/PublishProfiles/FolderProfile.pubxml‎

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<?xml version="1.0" encoding="utf-8"?>
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<!-- https://go.microsoft.com/fwlink/?LinkID=208121. -->
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<Project>
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<PropertyGroup>
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<Configuration>Release</Configuration>
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<Platform>Any CPU</Platform>
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<PublishDir>bin\Release\net8.0\publish\win-x64\</PublishDir>
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<PublishProtocol>FileSystem</PublishProtocol>
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<_TargetId>Folder</_TargetId>
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<TargetFramework>net8.0</TargetFramework>
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<RuntimeIdentifier>win-x64</RuntimeIdentifier>
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<SelfContained>true</SelfContained>
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<PublishSingleFile>true</PublishSingleFile>
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<PublishReadyToRun>true</PublishReadyToRun>
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<PublishTrimmed>true</PublishTrimmed>
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</PropertyGroup>
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</Project>

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