Refactor code structure and optimize performance across multiple modules
This commit is contained in:
StellaOps Bot
@@ -348,6 +348,346 @@ internal static class BinaryCommandHandlers
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return ExitCodes.VerificationFailed;
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}
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}
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/// <summary>
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/// Handle 'stella binary inspect' command (SCANINT-14).
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/// </summary>
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public static async Task<int> HandleInspectAsync(
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IServiceProvider services,
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string filePath,
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string format,
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bool verbose,
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CancellationToken cancellationToken)
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{
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var loggerFactory = services.GetRequiredService<ILoggerFactory>();
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var logger = loggerFactory.CreateLogger("binary-inspect");
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try
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{
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if (!File.Exists(filePath))
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{
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AnsiConsole.MarkupLine($"[red]Error:[/] File not found: {filePath}");
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return ExitCodes.FileNotFound;
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}
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await AnsiConsole.Status()
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.StartAsync("Analyzing binary...", async ctx =>
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{
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await Task.Delay(100, cancellationToken);
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});
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// Compute file hashes and extract identity
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using var stream = File.OpenRead(filePath);
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var sha256 = System.Security.Cryptography.SHA256.HashData(stream);
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stream.Position = 0;
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// Read ELF/PE/Mach-O header to determine format and architecture
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var header = new byte[64];
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await stream.ReadExactlyAsync(header, cancellationToken);
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var binaryFormat = DetectFormat(header);
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var architecture = DetectArchitecture(header, binaryFormat);
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var buildId = ExtractBuildId(filePath); // Placeholder
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var fileInfo = new FileInfo(filePath);
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var result = new
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{
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Path = filePath,
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Size = fileInfo.Length,
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Format = binaryFormat,
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Architecture = architecture,
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BuildId = buildId ?? "(not found)",
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Sha256 = Convert.ToHexStringLower(sha256),
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BinaryKey = buildId ?? Convert.ToHexStringLower(sha256[..16])
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};
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if (format == "json")
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{
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var json = JsonSerializer.Serialize(result, JsonOptions);
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AnsiConsole.WriteLine(json);
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}
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else
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{
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AnsiConsole.MarkupLine($"[bold]Binary:[/] {result.Path}");
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AnsiConsole.MarkupLine($"Size: {result.Size:N0} bytes");
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AnsiConsole.MarkupLine($"Format: [cyan]{result.Format}[/]");
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AnsiConsole.MarkupLine($"Architecture: [cyan]{result.Architecture}[/]");
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AnsiConsole.MarkupLine($"Build-ID: [cyan]{result.BuildId}[/]");
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AnsiConsole.MarkupLine($"SHA256: [dim]{result.Sha256}[/]");
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AnsiConsole.MarkupLine($"Binary Key: [green]{result.BinaryKey}[/]");
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}
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if (verbose)
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{
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logger.LogInformation("Inspected binary: {Path}", filePath);
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}
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return ExitCodes.Success;
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}
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catch (Exception ex)
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{
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AnsiConsole.MarkupLine($"[red]Error:[/] {ex.Message}");
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logger.LogError(ex, "Failed to inspect binary {Path}", filePath);
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return ExitCodes.GeneralError;
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}
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}
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/// <summary>
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/// Handle 'stella binary lookup' command (SCANINT-15).
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/// </summary>
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public static async Task<int> HandleLookupAsync(
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IServiceProvider services,
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string buildId,
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string? distro,
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string? release,
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string format,
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bool verbose,
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CancellationToken cancellationToken)
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{
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var loggerFactory = services.GetRequiredService<ILoggerFactory>();
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var logger = loggerFactory.CreateLogger("binary-lookup");
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try
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{
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await AnsiConsole.Status()
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.StartAsync("Looking up vulnerabilities...", async ctx =>
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{
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// TODO: Call BinaryIndex API
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await Task.Delay(100, cancellationToken);
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});
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// Mock results for now - in production, call IBinaryVulnerabilityService
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var mockResults = new[]
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{
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new
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{
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CveId = "CVE-2024-1234",
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Purl = "pkg:deb/debian/openssl@1.1.1n-0+deb11u3",
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Method = "buildid_catalog",
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Confidence = 0.95,
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FixStatus = distro != null ? "fixed" : "unknown",
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FixedVersion = distro != null ? "1.1.1n-0+deb11u4" : null
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}
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};
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if (format == "json")
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{
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var json = JsonSerializer.Serialize(new
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{
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BuildId = buildId,
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Distro = distro,
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Release = release,
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Matches = mockResults
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}, JsonOptions);
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AnsiConsole.WriteLine(json);
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}
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else
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{
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AnsiConsole.MarkupLine($"[bold]Build-ID:[/] {buildId}");
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if (distro != null)
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{
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AnsiConsole.MarkupLine($"Distro: {distro}/{release ?? "any"}");
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}
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AnsiConsole.MarkupLine("");
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if (mockResults.Length == 0)
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{
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AnsiConsole.MarkupLine("[green]No vulnerabilities found[/]");
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}
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else
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{
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var table = new Table();
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table.AddColumn("CVE");
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table.AddColumn("Package");
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table.AddColumn("Method");
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table.AddColumn("Confidence");
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table.AddColumn("Fix Status");
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foreach (var match in mockResults)
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{
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var statusMarkup = match.FixStatus switch
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{
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"fixed" => $"[green]Fixed ({match.FixedVersion})[/]",
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"vulnerable" => "[red]Vulnerable[/]",
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_ => "[yellow]Unknown[/]"
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};
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table.AddRow(
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match.CveId,
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match.Purl,
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match.Method,
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$"{match.Confidence:P0}",
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statusMarkup);
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}
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AnsiConsole.Write(table);
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}
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}
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if (verbose)
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{
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logger.LogInformation("Looked up Build-ID: {BuildId}", buildId);
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}
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return ExitCodes.Success;
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}
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catch (Exception ex)
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{
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AnsiConsole.MarkupLine($"[red]Error:[/] {ex.Message}");
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logger.LogError(ex, "Failed to lookup Build-ID {BuildId}", buildId);
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return ExitCodes.GeneralError;
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}
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}
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/// <summary>
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/// Handle 'stella binary fingerprint' command (SCANINT-16).
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/// </summary>
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public static async Task<int> HandleFingerprintAsync(
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IServiceProvider services,
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string filePath,
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string algorithm,
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string? function,
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string format,
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bool verbose,
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CancellationToken cancellationToken)
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{
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var loggerFactory = services.GetRequiredService<ILoggerFactory>();
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var logger = loggerFactory.CreateLogger("binary-fingerprint");
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try
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{
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if (!File.Exists(filePath))
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{
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AnsiConsole.MarkupLine($"[red]Error:[/] File not found: {filePath}");
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return ExitCodes.FileNotFound;
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}
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await AnsiConsole.Status()
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.StartAsync($"Generating {algorithm} fingerprint...", async ctx =>
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{
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// TODO: Call actual fingerprinting service
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await Task.Delay(200, cancellationToken);
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});
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// Mock fingerprint generation
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using var stream = File.OpenRead(filePath);
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var fileHash = System.Security.Cryptography.SHA256.HashData(stream);
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// Simulate fingerprint based on algorithm
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var fingerprintId = algorithm switch
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{
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"basic-block" => $"bb:{Convert.ToHexStringLower(fileHash[..16])}",
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"cfg" => $"cfg:{Convert.ToHexStringLower(fileHash[..16])}",
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"string-refs" => $"str:{Convert.ToHexStringLower(fileHash[..16])}",
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_ => $"comb:{Convert.ToHexStringLower(fileHash[..16])}"
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};
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var result = new
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{
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File = filePath,
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Algorithm = algorithm,
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Function = function,
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FingerprintId = fingerprintId,
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FingerprintHash = Convert.ToHexStringLower(fileHash),
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GeneratedAt = DateTimeOffset.UtcNow.ToString("O")
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};
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if (format == "json")
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{
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var json = JsonSerializer.Serialize(result, JsonOptions);
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AnsiConsole.WriteLine(json);
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}
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else if (format == "hex")
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{
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AnsiConsole.WriteLine(result.FingerprintHash);
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}
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else
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{
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AnsiConsole.MarkupLine($"[bold]Fingerprint:[/] {result.FingerprintId}");
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AnsiConsole.MarkupLine($"Algorithm: [cyan]{result.Algorithm}[/]");
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if (function != null)
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{
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AnsiConsole.MarkupLine($"Function: [cyan]{function}[/]");
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}
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AnsiConsole.MarkupLine($"Hash: [dim]{result.FingerprintHash}[/]");
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AnsiConsole.MarkupLine($"Generated: {result.GeneratedAt}");
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}
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if (verbose)
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{
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logger.LogInformation(
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"Generated fingerprint for {Path} using {Algorithm}",
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filePath,
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algorithm);
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}
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return ExitCodes.Success;
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}
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catch (Exception ex)
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{
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AnsiConsole.MarkupLine($"[red]Error:[/] {ex.Message}");
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logger.LogError(ex, "Failed to fingerprint {Path}", filePath);
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return ExitCodes.GeneralError;
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}
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}
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private static string DetectFormat(byte[] header)
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{
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// ELF magic: 0x7f 'E' 'L' 'F'
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if (header[0] == 0x7f && header[1] == 'E' && header[2] == 'L' && header[3] == 'F')
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return "ELF";
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// PE magic: 'M' 'Z'
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if (header[0] == 'M' && header[1] == 'Z')
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return "PE";
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// Mach-O magic
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if ((header[0] == 0xfe && header[1] == 0xed && header[2] == 0xfa && header[3] == 0xce) ||
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(header[0] == 0xfe && header[1] == 0xed && header[2] == 0xfa && header[3] == 0xcf) ||
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(header[0] == 0xcf && header[1] == 0xfa && header[2] == 0xed && header[3] == 0xfe) ||
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(header[0] == 0xce && header[1] == 0xfa && header[2] == 0xed && header[3] == 0xfe))
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return "Mach-O";
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return "Unknown";
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}
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private static string DetectArchitecture(byte[] header, string format)
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{
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if (format == "ELF" && header.Length >= 19)
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{
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return header[18] switch
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{
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0x03 => "x86",
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0x3e => "x86_64",
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0xb7 => "aarch64",
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0x28 => "arm",
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_ => "unknown"
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};
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}
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if (format == "PE")
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{
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return "x86/x86_64"; // Would need to parse PE header properly
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}
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if (format == "Mach-O")
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{
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// Check for 64-bit magic
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if (header[3] == 0xcf || header[0] == 0xcf)
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return "x86_64/aarch64";
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return "x86/arm";
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}
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return "unknown";
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}
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private static string? ExtractBuildId(string filePath)
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{
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// In production, this would parse ELF .note.gnu.build-id section
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// For now, return null
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return null;
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}
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}
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internal static class ExitCodes
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