Merge branch 'main' into dbartol/v1

This commit is contained in:
Dave Bartolomeo 2024-05-23 14:37:28 -04:00 коммит произвёл GitHub
Родитель 613ccaac1d b2c64eabd4
Коммит f498e05099
Не найден ключ, соответствующий данной подписи
Идентификатор ключа GPG: B5690EEEBB952194
43 изменённых файлов: 316 добавлений и 224 удалений

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@ -11,7 +11,8 @@ common --override_module=semmle_code=%workspace%/misc/bazel/semmle_code_stub
build --repo_env=CC=clang --repo_env=CXX=clang++
build:linux --cxxopt=-std=c++20
build:macos --cxxopt=-std=c++20 --cpu=darwin_x86_64
# we currently cannot built the swift extractor for ARM
build:macos --cxxopt=-std=c++20 --copt=-arch --copt=x86_64 --linkopt=-arch --linkopt=x86_64
build:windows --cxxopt=/std:c++20 --cxxopt=/Zc:preprocessor
# this requires developer mode, but is required to have pack installer functioning

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@ -544,51 +544,6 @@ namespace Semmle.Autobuild.CSharp.Tests
Assert.Equal(2, vcvarsfiles.Length);
}
[Fact]
public void TestLinuxBuildlessExtractionSuccess()
{
actions.RunProcess[@"C:\codeql\csharp/tools/linux64/Semmle.Extraction.CSharp.Standalone"] = 0;
actions.FileExists["csharp.log"] = true;
actions.GetEnvironmentVariable["CODEQL_EXTRACTOR_CSHARP_TRAP_DIR"] = "";
actions.GetEnvironmentVariable["CODEQL_EXTRACTOR_CSHARP_SOURCE_ARCHIVE_DIR"] = "";
actions.GetEnvironmentVariable["CODEQL_EXTRACTOR_CSHARP_SCRATCH_DIR"] = "scratch";
actions.EnumerateFiles[@"C:\Project"] = "foo.cs\ntest.sln";
actions.EnumerateDirectories[@"C:\Project"] = "";
var autobuilder = CreateAutoBuilder(false, buildless: "true");
TestAutobuilderScript(autobuilder, 0, 1);
}
[Fact]
public void TestLinuxBuildlessExtractionFailed()
{
actions.RunProcess[@"C:\codeql\csharp/tools/linux64/Semmle.Extraction.CSharp.Standalone"] = 10;
actions.FileExists["csharp.log"] = true;
actions.GetEnvironmentVariable["CODEQL_EXTRACTOR_CSHARP_TRAP_DIR"] = "";
actions.GetEnvironmentVariable["CODEQL_EXTRACTOR_CSHARP_SOURCE_ARCHIVE_DIR"] = "";
actions.GetEnvironmentVariable["CODEQL_EXTRACTOR_CSHARP_SCRATCH_DIR"] = "scratch";
actions.EnumerateFiles[@"C:\Project"] = "foo.cs\ntest.sln";
actions.EnumerateDirectories[@"C:\Project"] = "";
var autobuilder = CreateAutoBuilder(false, buildless: "true");
TestAutobuilderScript(autobuilder, 10, 1);
}
[Fact]
public void TestLinuxBuildlessExtractionSolution()
{
actions.RunProcess[@"C:\codeql\csharp/tools/linux64/Semmle.Extraction.CSharp.Standalone"] = 0;
actions.FileExists["csharp.log"] = true;
actions.GetEnvironmentVariable["CODEQL_EXTRACTOR_CSHARP_TRAP_DIR"] = "";
actions.GetEnvironmentVariable["CODEQL_EXTRACTOR_CSHARP_SOURCE_ARCHIVE_DIR"] = "";
actions.GetEnvironmentVariable["CODEQL_EXTRACTOR_CSHARP_SCRATCH_DIR"] = "scratch";
actions.EnumerateFiles[@"C:\Project"] = "foo.cs\ntest.sln";
actions.EnumerateDirectories[@"C:\Project"] = "";
var autobuilder = CreateAutoBuilder(false, buildless: "true");
TestAutobuilderScript(autobuilder, 0, 1);
}
private void TestAutobuilderScript(CSharpAutobuilder autobuilder, int expectedOutput, int commandsRun)
{
Assert.Equal(expectedOutput, autobuilder.GetBuildScript().Run(actions, StartCallback, EndCallback));
@ -677,21 +632,6 @@ namespace Semmle.Autobuild.CSharp.Tests
TestAutobuilderScript(autobuilder, 0, 1);
}
[Fact]
public void TestSkipNugetBuildless()
{
actions.RunProcess[@"C:\codeql\csharp/tools/linux64/Semmle.Extraction.CSharp.Standalone"] = 0;
actions.FileExists["csharp.log"] = true;
actions.GetEnvironmentVariable["CODEQL_EXTRACTOR_CSHARP_TRAP_DIR"] = "";
actions.GetEnvironmentVariable["CODEQL_EXTRACTOR_CSHARP_SOURCE_ARCHIVE_DIR"] = "";
actions.GetEnvironmentVariable["CODEQL_EXTRACTOR_CSHARP_SCRATCH_DIR"] = "scratch";
actions.EnumerateFiles[@"C:\Project"] = "foo.cs\ntest.sln";
actions.EnumerateDirectories[@"C:\Project"] = "";
var autobuilder = CreateAutoBuilder(false, buildless: "true");
TestAutobuilderScript(autobuilder, 0, 1);
}
[Fact]
public void TestDotnetVersionNotInstalled()
{

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@ -5,6 +5,7 @@
<ItemGroup>
<ProjectReference Include="..\..\extractor\Semmle.Util\Semmle.Util.csproj" />
<ProjectReference Include="..\..\extractor\Semmle.Extraction.CSharp\Semmle.Extraction.CSharp.csproj" />
<ProjectReference Include="..\..\extractor\Semmle.Extraction.CSharp.Standalone\Semmle.Extraction.CSharp.Standalone.csproj" />
<ProjectReference Include="..\..\extractor\Semmle.Extraction.CSharp.DependencyFetching\Semmle.Extraction.CSharp.DependencyFetching.csproj" />
<ProjectReference Include="..\Semmle.Autobuild.Shared\Semmle.Autobuild.Shared.csproj" />
</ItemGroup>

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@ -10,17 +10,7 @@ namespace Semmle.Autobuild.CSharp
{
public BuildScript Analyse(IAutobuilder<CSharpAutobuildOptions> builder, bool auto)
{
if (builder.CodeQLExtractorLangRoot is null
|| builder.CodeQlPlatform is null)
{
return BuildScript.Failure;
}
var standalone = builder.Actions.PathCombine(builder.CodeQLExtractorLangRoot, "tools", builder.CodeQlPlatform, "Semmle.Extraction.CSharp.Standalone");
var cmd = new CommandBuilder(builder.Actions);
cmd.RunCommand(standalone);
return cmd.Script;
return BuildScript.Create(_ => Semmle.Extraction.CSharp.Standalone.Program.Main([]));
}
}
}

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@ -73,16 +73,6 @@ namespace Semmle.Autobuild.Shared
/// A logger.
/// </summary>
ILogger Logger { get; }
/// <summary>
/// Value of CODEQL_EXTRACTOR_<LANG>_ROOT environment variable.
/// </summary>
string? CodeQLExtractorLangRoot { get; }
/// <summary>
/// Value of CODEQL_PLATFORM environment variable.
/// </summary>
string? CodeQlPlatform { get; }
}
/// <summary>
@ -197,9 +187,6 @@ namespace Semmle.Autobuild.Shared
return ret ?? new List<IProjectOrSolution>();
});
CodeQLExtractorLangRoot = Actions.GetEnvironmentVariable(EnvVars.Root(this.Options.Language));
CodeQlPlatform = Actions.GetEnvironmentVariable(EnvVars.Platform);
TrapDir = RequireEnvironmentVariable(EnvVars.TrapDir(this.Options.Language));
SourceArchiveDir = RequireEnvironmentVariable(EnvVars.SourceArchiveDir(this.Options.Language));
DiagnosticsDir = RequireEnvironmentVariable(EnvVars.DiagnosticDir(this.Options.Language));
@ -364,15 +351,5 @@ namespace Semmle.Autobuild.Shared
diagnostics.Dispose();
}
}
/// <summary>
/// Value of CODEQL_EXTRACTOR_<LANG>_ROOT environment variable.
/// </summary>
public string? CodeQLExtractorLangRoot { get; }
/// <summary>
/// Value of CODEQL_PLATFORM environment variable.
/// </summary>
public string? CodeQlPlatform { get; }
}
}

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@ -60,6 +60,11 @@ namespace Semmle.Extraction.CSharp.DependencyFetching
/// </summary>
public const string FallbackNugetFeeds = "CODEQL_EXTRACTOR_CSHARP_BUILDLESS_NUGET_FEEDS_FALLBACK";
/// <summary>
/// Controls whether to include NuGet feeds from nuget.config files in the fallback restore logic.
/// </summary>
public const string AddNugetConfigFeedsToFallback = "CODEQL_EXTRACTOR_CSHARP_BUILDLESS_NUGET_FEEDS_FALLBACK_INCLUDE_NUGET_CONFIG_FEEDS";
/// <summary>
/// Specifies the path to the nuget executable to be used for package restoration.
/// </summary>

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@ -98,12 +98,14 @@ namespace Semmle.Extraction.CSharp.DependencyFetching
logger.LogInfo($"Checking NuGet feed responsiveness: {checkNugetFeedResponsiveness}");
compilationInfoContainer.CompilationInfos.Add(("NuGet feed responsiveness checked", checkNugetFeedResponsiveness ? "1" : "0"));
HashSet<string>? explicitFeeds = null;
try
{
if (checkNugetFeedResponsiveness && !CheckFeeds())
if (checkNugetFeedResponsiveness && !CheckFeeds(out explicitFeeds))
{
// todo: we could also check the reachability of the inherited nuget feeds, but to use those in the fallback we would need to handle authentication too.
var unresponsiveMissingPackageLocation = DownloadMissingPackagesFromSpecificFeeds();
var unresponsiveMissingPackageLocation = DownloadMissingPackagesFromSpecificFeeds(explicitFeeds);
return unresponsiveMissingPackageLocation is null
? []
: [unresponsiveMissingPackageLocation];
@ -163,7 +165,7 @@ namespace Semmle.Extraction.CSharp.DependencyFetching
LogAllUnusedPackages(dependencies);
var missingPackageLocation = checkNugetFeedResponsiveness
? DownloadMissingPackagesFromSpecificFeeds()
? DownloadMissingPackagesFromSpecificFeeds(explicitFeeds)
: DownloadMissingPackages();
if (missingPackageLocation is not null)
@ -173,13 +175,24 @@ namespace Semmle.Extraction.CSharp.DependencyFetching
return assemblyLookupLocations;
}
private List<string> GetReachableFallbackNugetFeeds()
private List<string> GetReachableFallbackNugetFeeds(HashSet<string>? feedsFromNugetConfigs)
{
var fallbackFeeds = EnvironmentVariables.GetURLs(EnvironmentVariableNames.FallbackNugetFeeds).ToHashSet();
if (fallbackFeeds.Count == 0)
{
fallbackFeeds.Add(PublicNugetOrgFeed);
logger.LogInfo($"No fallback Nuget feeds specified. Using default feed: {PublicNugetOrgFeed}");
logger.LogInfo($"No fallback Nuget feeds specified. Adding default feed: {PublicNugetOrgFeed}");
var shouldAddNugetConfigFeeds = EnvironmentVariables.GetBooleanOptOut(EnvironmentVariableNames.AddNugetConfigFeedsToFallback);
logger.LogInfo($"Adding feeds from nuget.config to fallback restore: {shouldAddNugetConfigFeeds}");
if (shouldAddNugetConfigFeeds && feedsFromNugetConfigs?.Count > 0)
{
// There are some feeds in `feedsFromNugetConfigs` that have already been checked for reachability, we could skip those.
// But we might use different responsiveness testing settings when we try them in the fallback logic, so checking them again is safer.
fallbackFeeds.UnionWith(feedsFromNugetConfigs);
logger.LogInfo($"Using Nuget feeds from nuget.config files as fallback feeds: {string.Join(", ", feedsFromNugetConfigs.OrderBy(f => f))}");
}
}
logger.LogInfo($"Checking fallback Nuget feed reachability on feeds: {string.Join(", ", fallbackFeeds.OrderBy(f => f))}");
@ -194,6 +207,8 @@ namespace Semmle.Extraction.CSharp.DependencyFetching
logger.LogInfo($"Reachable fallback Nuget feeds: {string.Join(", ", reachableFallbackFeeds.OrderBy(f => f))}");
}
compilationInfoContainer.CompilationInfos.Add(("Reachable fallback Nuget feed count", reachableFallbackFeeds.Count.ToString()));
return reachableFallbackFeeds;
}
@ -272,9 +287,9 @@ namespace Semmle.Extraction.CSharp.DependencyFetching
compilationInfoContainer.CompilationInfos.Add(("Failed project restore with package source error", nugetSourceFailures.ToString()));
}
private AssemblyLookupLocation? DownloadMissingPackagesFromSpecificFeeds()
private AssemblyLookupLocation? DownloadMissingPackagesFromSpecificFeeds(HashSet<string>? feedsFromNugetConfigs)
{
var reachableFallbackFeeds = GetReachableFallbackNugetFeeds();
var reachableFallbackFeeds = GetReachableFallbackNugetFeeds(feedsFromNugetConfigs);
if (reachableFallbackFeeds.Count > 0)
{
return DownloadMissingPackages(fallbackNugetFeeds: reachableFallbackFeeds);
@ -623,10 +638,10 @@ namespace Semmle.Extraction.CSharp.DependencyFetching
return (timeoutMilliSeconds, tryCount);
}
private bool CheckFeeds()
private bool CheckFeeds(out HashSet<string> explicitFeeds)
{
logger.LogInfo("Checking Nuget feeds...");
var (explicitFeeds, allFeeds) = GetAllFeeds();
(explicitFeeds, var allFeeds) = GetAllFeeds();
var excludedFeeds = EnvironmentVariables.GetURLs(EnvironmentVariableNames.ExcludedNugetFeedsFromResponsivenessCheck)
.ToHashSet() ?? [];

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@ -11,26 +11,20 @@ namespace Semmle.Extraction.CSharp.Entities
{
internal readonly ConcurrentDictionary<string, int> messageCounts = new();
private static (string Cwd, string[] Args) settings;
private static int hashCode;
public static (string Cwd, string[] Args) Settings
{
get { return settings; }
set
{
settings = value;
hashCode = settings.Cwd.GetHashCode();
for (var i = 0; i < settings.Args.Length; i++)
{
hashCode = HashCode.Combine(hashCode, settings.Args[i].GetHashCode());
}
}
}
private readonly string cwd;
private readonly string[] args;
private readonly int hashCode;
#nullable disable warnings
private Compilation(Context cx) : base(cx, null)
{
cwd = cx.Extractor.Cwd;
args = cx.Extractor.Args;
hashCode = cwd.GetHashCode();
for (var i = 0; i < args.Length; i++)
{
hashCode = HashCode.Combine(hashCode, args[i].GetHashCode());
}
}
#nullable restore warnings
@ -38,14 +32,14 @@ namespace Semmle.Extraction.CSharp.Entities
{
var assembly = Assembly.CreateOutputAssembly(Context);
trapFile.compilations(this, FileUtils.ConvertToUnix(Compilation.Settings.Cwd));
trapFile.compilations(this, FileUtils.ConvertToUnix(cwd));
trapFile.compilation_assembly(this, assembly);
// Arguments
var expandedIndex = 0;
for (var i = 0; i < Compilation.Settings.Args.Length; i++)
for (var i = 0; i < args.Length; i++)
{
var arg = Compilation.Settings.Args[i];
var arg = args[i];
trapFile.compilation_args(this, i, arg);
if (CommandLineExtensions.IsFileArgument(arg))

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@ -97,7 +97,8 @@ namespace Semmle.Extraction.CSharp
stopwatch.Start();
var options = Options.CreateWithEnvironment(args);
Entities.Compilation.Settings = (Directory.GetCurrentDirectory(), options.CompilerArguments.ToArray());
var workingDirectory = Directory.GetCurrentDirectory();
var compilerArgs = options.CompilerArguments.ToArray();
using var logger = MakeLogger(options.Verbosity, options.Console);
@ -123,7 +124,7 @@ namespace Semmle.Extraction.CSharp
var compilerArguments = CSharpCommandLineParser.Default.Parse(
compilerVersion.ArgsWithResponse,
Entities.Compilation.Settings.Cwd,
workingDirectory,
compilerVersion.FrameworkPath,
compilerVersion.AdditionalReferenceDirectories
);
@ -131,7 +132,7 @@ namespace Semmle.Extraction.CSharp
if (compilerArguments is null)
{
var sb = new StringBuilder();
sb.Append(" Failed to parse command line: ").AppendList(" ", Entities.Compilation.Settings.Args);
sb.Append(" Failed to parse command line: ").AppendList(" ", compilerArgs);
logger.Log(Severity.Error, sb.ToString());
++analyser.CompilationErrors;
return ExitCode.Failed;
@ -143,7 +144,7 @@ namespace Semmle.Extraction.CSharp
return ExitCode.Ok;
}
return AnalyseTracing(analyser, compilerArguments, options, canonicalPathCache, stopwatch);
return AnalyseTracing(workingDirectory, compilerArgs, analyser, compilerArguments, options, canonicalPathCache, stopwatch);
}
catch (Exception ex) // lgtm[cs/catch-of-all-exceptions]
{
@ -376,6 +377,8 @@ namespace Semmle.Extraction.CSharp
}
private static ExitCode AnalyseTracing(
string cwd,
string[] args,
TracingAnalyser analyser,
CSharpCommandLineArguments compilerArguments,
Options options,
@ -420,7 +423,7 @@ namespace Semmle.Extraction.CSharp
.WithMetadataImportOptions(MetadataImportOptions.All)
);
},
(compilation, options) => analyser.EndInitialize(compilerArguments, options, compilation),
(compilation, options) => analyser.EndInitialize(compilerArguments, options, compilation, cwd, args),
() => { });
}

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@ -16,12 +16,10 @@ namespace Semmle.Extraction.CSharp
public void Initialize(string outputPath, IEnumerable<(string, string)> compilationInfos, CSharpCompilation compilationIn, CommonOptions options)
{
compilation = compilationIn;
extractor = new StandaloneExtractor(outputPath, compilationInfos, Logger, PathTransformer, options);
extractor = new StandaloneExtractor(Directory.GetCurrentDirectory(), outputPath, compilationInfos, Logger, PathTransformer, options);
this.options = options;
LogExtractorInfo(Extraction.Extractor.Version);
SetReferencePaths();
Entities.Compilation.Settings = (Directory.GetCurrentDirectory(), Array.Empty<string>());
}
#nullable disable warnings

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@ -38,13 +38,15 @@ namespace Semmle.Extraction.CSharp
public void EndInitialize(
CSharpCommandLineArguments commandLineArguments,
CommonOptions options,
CSharpCompilation compilation)
CSharpCompilation compilation,
string cwd,
string[] args)
{
if (!init)
throw new InternalError("EndInitialize called without BeginInitialize returning true");
this.options = options;
this.compilation = compilation;
this.extractor = new TracingExtractor(GetOutputName(compilation, commandLineArguments), Logger, PathTransformer, options);
this.extractor = new TracingExtractor(cwd, args, GetOutputName(compilation, commandLineArguments), Logger, PathTransformer, options);
LogDiagnostics();
SetReferencePaths();

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@ -10,6 +10,8 @@ namespace Semmle.Extraction
/// </summary>
public abstract class Extractor
{
public string Cwd { get; init; }
public string[] Args { get; init; }
public abstract ExtractorMode Mode { get; }
public string OutputPath { get; }
public IEnumerable<CompilationInfo> CompilationInfos { get; }
@ -19,12 +21,14 @@ namespace Semmle.Extraction
/// </summary>
/// <param name="logger">The object used for logging.</param>
/// <param name="pathTransformer">The object used for path transformations.</param>
protected Extractor(string outputPath, IEnumerable<CompilationInfo> compilationInfos, ILogger logger, PathTransformer pathTransformer)
protected Extractor(string cwd, string[] args, string outputPath, IEnumerable<CompilationInfo> compilationInfos, ILogger logger, PathTransformer pathTransformer)
{
OutputPath = outputPath;
Logger = logger;
PathTransformer = pathTransformer;
CompilationInfos = compilationInfos;
Cwd = cwd;
Args = args;
}
// Limit the number of error messages in the log file

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@ -12,7 +12,8 @@ namespace Semmle.Extraction
/// </summary>
/// <param name="logger">The object used for logging.</param>
/// <param name="pathTransformer">The object used for path transformations.</param>
public StandaloneExtractor(string outputPath, IEnumerable<(string, string)> compilationInfos, ILogger logger, PathTransformer pathTransformer, CommonOptions options) : base(outputPath, compilationInfos, logger, pathTransformer)
public StandaloneExtractor(string cwd, string outputPath, IEnumerable<(string, string)> compilationInfos, ILogger logger, PathTransformer pathTransformer, CommonOptions options)
: base(cwd, [], outputPath, compilationInfos, logger, pathTransformer)
{
Mode = ExtractorMode.Standalone;
if (options.QlTest)

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@ -1,4 +1,3 @@
using System.Linq;
using Semmle.Util.Logging;
namespace Semmle.Extraction
@ -13,7 +12,8 @@ namespace Semmle.Extraction
/// <param name="outputPath">The name of the output DLL/EXE, or null if not specified (standalone extraction).</param>
/// <param name="logger">The object used for logging.</param>
/// <param name="pathTransformer">The object used for path transformations.</param>
public TracingExtractor(string outputPath, ILogger logger, PathTransformer pathTransformer, CommonOptions options) : base(outputPath, Enumerable.Empty<(string, string)>(), logger, pathTransformer)
public TracingExtractor(string cwd, string[] args, string outputPath, ILogger logger, PathTransformer pathTransformer, CommonOptions options)
: base(cwd, args, outputPath, [], logger, pathTransformer)
{
Mode = ExtractorMode.None;
if (options.QlTest)

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@ -3,6 +3,7 @@
| Failed solution restore with package source error | 0.0 |
| NuGet feed responsiveness checked | 1.0 |
| Project files on filesystem | 1.0 |
| Reachable fallback Nuget feed count | 1.0 |
| Resource extraction enabled | 1.0 |
| Restored .NET framework variants | 1.0 |
| Restored projects through solution files | 0.0 |

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@ -4,6 +4,7 @@
| Fallback nuget restore | 1.0 |
| NuGet feed responsiveness checked | 1.0 |
| Project files on filesystem | 1.0 |
| Reachable fallback Nuget feed count | 1.0 |
| Resolved assembly conflicts | 7.0 |
| Resource extraction enabled | 0.0 |
| Restored .NET framework variants | 0.0 |

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@ -3,6 +3,7 @@
| Inherited Nuget feed count | 1.0 |
| NuGet feed responsiveness checked | 1.0 |
| Project files on filesystem | 1.0 |
| Reachable fallback Nuget feed count | 1.0 |
| Resolved assembly conflicts | 7.0 |
| Resource extraction enabled | 0.0 |
| Restored .NET framework variants | 0.0 |

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@ -0,0 +1 @@
| [...]/newtonsoft.json/13.0.3/lib/net6.0/Newtonsoft.Json.dll |

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@ -0,0 +1,11 @@
import csharp
private string getPath(Assembly a) {
not a.getCompilation().getOutputAssembly() = a and
exists(string s | s = a.getFile().getAbsolutePath() |
result = "[...]/" + s.substring(s.indexOf("newtonsoft.json"), s.length())
)
}
from Assembly a
select getPath(a)

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@ -0,0 +1,16 @@
| All Nuget feeds reachable | 0.0 |
| Fallback nuget restore | 1.0 |
| NuGet feed responsiveness checked | 1.0 |
| Project files on filesystem | 1.0 |
| Reachable fallback Nuget feed count | 2.0 |
| Resolved assembly conflicts | 7.0 |
| Resource extraction enabled | 0.0 |
| Restored .NET framework variants | 0.0 |
| Solution files on filesystem | 1.0 |
| Source files generated | 0.0 |
| Source files on filesystem | 1.0 |
| Successfully ran fallback nuget restore | 1.0 |
| Unresolved references | 0.0 |
| UseWPF set | 0.0 |
| UseWindowsForms set | 0.0 |
| WebView extraction enabled | 1.0 |

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@ -0,0 +1,15 @@
import csharp
import semmle.code.csharp.commons.Diagnostics
query predicate compilationInfo(string key, float value) {
key != "Resolved references" and
not key.matches("Compiler diagnostic count for%") and
exists(Compilation c, string infoKey, string infoValue | infoValue = c.getInfo(infoKey) |
key = infoKey and
value = infoValue.toFloat()
or
not exists(infoValue.toFloat()) and
key = infoKey + ": " + infoValue and
value = 1
)
}

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@ -0,0 +1,42 @@
{
"markdownMessage": "C# analysis with build-mode 'none' completed.",
"severity": "unknown",
"source": {
"extractorName": "csharp",
"id": "csharp/autobuilder/buildless/complete",
"name": "C# analysis with build-mode 'none' completed"
},
"visibility": {
"cliSummaryTable": true,
"statusPage": false,
"telemetry": true
}
}
{
"markdownMessage": "C# with build-mode set to 'none'. This means that all C# source in the working directory will be scanned, with build tools, such as Nuget and Dotnet CLIs, only contributing information about external dependencies.",
"severity": "note",
"source": {
"extractorName": "csharp",
"id": "csharp/autobuilder/buildless/mode-active",
"name": "C# with build-mode set to 'none'"
},
"visibility": {
"cliSummaryTable": true,
"statusPage": true,
"telemetry": true
}
}
{
"markdownMessage": "Found unreachable Nuget feed in C# analysis with build-mode 'none'. This may cause missing dependencies in the analysis.",
"severity": "warning",
"source": {
"extractorName": "csharp",
"id": "csharp/autobuilder/buildless/unreachable-feed",
"name": "Found unreachable Nuget feed in C# analysis with build-mode 'none'"
},
"visibility": {
"cliSummaryTable": true,
"statusPage": true,
"telemetry": true
}
}

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@ -0,0 +1,6 @@
class Program
{
static void Main(string[] args)
{
}
}

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@ -0,0 +1,7 @@
<?xml version="1.0" encoding="utf-8"?>
<configuration>
<packageSources>
<clear />
<add key="x" value="https://www.nuget.org/api/v2/" />
</packageSources>
</configuration>

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@ -0,0 +1,16 @@
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<OutputType>Exe</OutputType>
<TargetFrameworks>net8.0</TargetFrameworks>
</PropertyGroup>
<Target Name="DeleteBinObjFolders" BeforeTargets="Clean">
<RemoveDir Directories=".\bin" />
<RemoveDir Directories=".\obj" />
</Target>
<ItemGroup>
<PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
</ItemGroup>
</Project>

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@ -0,0 +1,19 @@
Microsoft Visual Studio Solution File, Format Version 12.00
# Visual Studio Version 17
VisualStudioVersion = 17.5.002.0
MinimumVisualStudioVersion = 10.0.40219.1
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "proj", "proj\proj.csproj", "{6ED00460-7666-4AE9-A405-4B6C8B02279A}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Any CPU = Debug|Any CPU
Release|Any CPU = Release|Any CPU
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE
EndGlobalSection
GlobalSection(ExtensibilityGlobals) = postSolution
SolutionGuid = {4ED55A1C-066C-43DF-B32E-7EAA035985EE}
EndGlobalSection
EndGlobal

Просмотреть файл

@ -0,0 +1,14 @@
from create_database_utils import *
from diagnostics_test_utils import *
import os
# os.environ["CODEQL_EXTRACTOR_CSHARP_BUILDLESS_NUGET_FEEDS_CHECK"] = "true" # Nuget feed check is enabled by default
os.environ["CODEQL_EXTRACTOR_CSHARP_BUILDLESS_NUGET_FEEDS_CHECK_TIMEOUT"] = "1" # 1ms, the GET request should fail with such short timeout
os.environ["CODEQL_EXTRACTOR_CSHARP_BUILDLESS_NUGET_FEEDS_CHECK_LIMIT"] = "1" # Limit the count of checks to 1
# Making sure the reachability test succeeds when doing a fallback restore:
os.environ["CODEQL_EXTRACTOR_CSHARP_BUILDLESS_NUGET_FEEDS_CHECK_FALLBACK_TIMEOUT"] = "1000"
os.environ["CODEQL_EXTRACTOR_CSHARP_BUILDLESS_NUGET_FEEDS_CHECK_FALLBACK_LIMIT"] = "5"
run_codeql_database_create([], lang="csharp", extra_args=["--build-mode=none"])
check_diagnostics()

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@ -125,26 +125,17 @@ class TokenValidationParametersProperty extends Property {
predicate callableHasAReturnStmtAndAlwaysReturnsTrue(Callable c) {
c.getReturnType() instanceof BoolType and
not callableMayThrowException(c) and
forall(ReturnStmt rs | rs.getEnclosingCallable() = c |
forex(ReturnStmt rs | rs.getEnclosingCallable() = c |
rs.getNumberOfChildren() = 1 and
isExpressionAlwaysTrue(rs.getChildExpr(0))
) and
exists(ReturnStmt rs | rs.getEnclosingCallable() = c)
)
}
/**
* Holds if the lambda expression `le` always returns true
*/
predicate lambdaExprReturnsOnlyLiteralTrue(AnonymousFunctionExpr le) {
le.getExpressionBody().(BoolLiteral).getBoolValue() = true
or
// special scenarios where the expression is not a `BoolLiteral`, but it will evaluatue to `true`
exists(Expr e | le.getExpressionBody() = e |
not e instanceof Call and
not e instanceof Literal and
e.getType() instanceof BoolType and
e.getValue() = "true"
)
isExpressionAlwaysTrue(le.getExpressionBody())
}
class CallableAlwaysReturnsTrue extends Callable {
@ -152,12 +143,6 @@ class CallableAlwaysReturnsTrue extends Callable {
callableHasAReturnStmtAndAlwaysReturnsTrue(this)
or
lambdaExprReturnsOnlyLiteralTrue(this)
or
exists(AnonymousFunctionExpr le, Call call, Callable callable | this = le |
callable.getACall() = call and
call = le.getExpressionBody() and
callableHasAReturnStmtAndAlwaysReturnsTrue(callable)
)
}
}
@ -171,32 +156,6 @@ predicate callableOnlyThrowsArgumentNullException(Callable c) {
)
}
/**
* A specialization of `CallableAlwaysReturnsTrue` that takes into consideration exceptions being thrown for higher precision.
*/
class CallableAlwaysReturnsTrueHigherPrecision extends CallableAlwaysReturnsTrue {
CallableAlwaysReturnsTrueHigherPrecision() {
callableOnlyThrowsArgumentNullException(this) and
(
forall(Call call, Callable callable | call.getEnclosingCallable() = this |
callable.getACall() = call and
callable instanceof CallableAlwaysReturnsTrueHigherPrecision
)
or
exists(AnonymousFunctionExpr le, Call call, CallableAlwaysReturnsTrueHigherPrecision cat |
this = le
|
le.canReturn(call) and
cat.getACall() = call
)
or
exists(LambdaExpr le | le = this |
le.getBody() instanceof CallableAlwaysReturnsTrueHigherPrecision
)
)
}
}
/**
* A callable that returns a `string` and has a `string` as 1st argument
*/

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@ -17,9 +17,7 @@ import DataFlow
import JsonWebTokenHandlerLib
import semmle.code.csharp.commons.QualifiedName
from
TokenValidationParametersProperty p, CallableAlwaysReturnsTrueHigherPrecision e, string qualifier,
string name
from TokenValidationParametersProperty p, CallableAlwaysReturnsTrue e, string qualifier, string name
where e = p.getAnAssignedValue() and p.hasFullyQualifiedName(qualifier, name)
select e,
"JsonWebTokenHandler security-sensitive property $@ is being delegated to this callable that always returns \"true\".",

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@ -179,8 +179,6 @@ function RegisterExtractorPack(id)
end
local windowsMatchers = {
CreatePatternMatcher({ '^semmle%.extraction%.csharp%.standalone%.exe$' },
MatchCompilerName, nil, { trace = false }),
DotnetMatcherBuild,
MsBuildMatcher,
CreatePatternMatcher({ '^csc.*%.exe$' }, MatchCompilerName, extractor, {
@ -222,9 +220,6 @@ function RegisterExtractorPack(id)
end
}
local posixMatchers = {
-- The compiler name is case sensitive on Linux and lower cased on MacOS
CreatePatternMatcher({ '^semmle%.extraction%.csharp%.standalone$', '^Semmle%.Extraction%.CSharp%.Standalone$' },
MatchCompilerName, nil, { trace = false }),
DotnetMatcherBuild,
CreatePatternMatcher({ '^mcs%.exe$', '^csc%.exe$' }, MatchCompilerName,
extractor, {

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@ -446,7 +446,7 @@ The ``pragma[assume_small_delta]`` annotation has no effect and can be safely re
Language pragmas
================
**Available for**: |classes|, |characteristic predicates|, |member predicates|, |non-member predicates|
**Available for**: |modules|, |classes|, |characteristic predicates|, |member predicates|, |non-member predicates|
``language[monotonicAggregates]``
---------------------------------

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@ -87,7 +87,7 @@ java.rmi,,,71,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,71,
java.security,21,,543,,,11,10,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,539,4
java.sql,15,1,303,,,,1,1,,,,,,,,,,,,,,,,,,,,,,,,,,,,4,,9,,,,,,,,,1,,,,303,
java.text,,,134,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,134,
java.time,,,476,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,388,88
java.time,,,123,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,35,88
java.util,47,2,1218,,,,,,,,,1,,,,,,,,,,,34,,,,2,,,,5,2,,1,2,,,,,,,,,,,,,2,,,704,514
javafx.scene.web,1,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,1,,,,,,,,,,,,,,,,
javax.accessibility,,,31,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,31,

1 package sink source summary sink:bean-validation sink:command-injection sink:credentials-key sink:credentials-password sink:credentials-username sink:encryption-iv sink:encryption-salt sink:environment-injection sink:file-content-store sink:fragment-injection sink:groovy-injection sink:hostname-verification sink:html-injection sink:information-leak sink:intent-redirection sink:jexl-injection sink:jndi-injection sink:js-injection sink:ldap-injection sink:log-injection sink:mvel-injection sink:notification sink:ognl-injection sink:path-injection sink:pending-intents sink:regex-use sink:regex-use[-1] sink:regex-use[0] sink:regex-use[] sink:regex-use[f-1] sink:regex-use[f1] sink:regex-use[f] sink:request-forgery sink:response-splitting sink:sql-injection sink:template-injection sink:trust-boundary-violation sink:url-forward sink:url-redirection sink:xpath-injection sink:xslt-injection source:android-external-storage-dir source:contentprovider source:database source:environment source:file source:remote summary:taint summary:value
87 java.security 21 543 11 10 539 4
88 java.sql 15 1 303 1 1 4 9 1 303
89 java.text 134 134
90 java.time 476 123 388 35 88
91 java.util 47 2 1218 1 34 2 5 2 1 2 2 704 514
92 javafx.scene.web 1 1
93 javax.accessibility 31 31

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@ -18,10 +18,10 @@ Java framework & library support
`Google Guava <https://guava.dev/>`_,``com.google.common.*``,,730,43,9,,,,,
JBoss Logging,``org.jboss.logging``,,,324,,,,,,
`JSON-java <https://github.com/stleary/JSON-java>`_,``org.json``,,236,,,,,,,
Java Standard Library,``java.*``,10,4620,240,80,,9,,,26
Java Standard Library,``java.*``,10,4267,240,80,,9,,,26
Java extensions,"``javax.*``, ``jakarta.*``",69,3257,85,5,4,2,1,1,4
Kotlin Standard Library,``kotlin*``,,1849,16,14,,,,,2
`Spring <https://spring.io/>`_,``org.springframework.*``,38,481,122,5,,28,14,,35
Others,"``actions.osgi``, ``antlr``, ``ch.ethz.ssh2``, ``cn.hutool.core.codec``, ``com.alibaba.druid.sql``, ``com.alibaba.fastjson2``, ``com.amazonaws.auth``, ``com.auth0.jwt.algorithms``, ``com.azure.identity``, ``com.esotericsoftware.kryo.io``, ``com.esotericsoftware.kryo5.io``, ``com.fasterxml.jackson.core``, ``com.fasterxml.jackson.databind``, ``com.google.gson``, ``com.hubspot.jinjava``, ``com.jcraft.jsch``, ``com.microsoft.sqlserver.jdbc``, ``com.mitchellbosecke.pebble``, ``com.mongodb``, ``com.opensymphony.xwork2``, ``com.rabbitmq.client``, ``com.sshtools.j2ssh.authentication``, ``com.sun.crypto.provider``, ``com.sun.jndi.ldap``, ``com.sun.net.httpserver``, ``com.sun.net.ssl``, ``com.sun.rowset``, ``com.sun.security.auth.module``, ``com.sun.security.ntlm``, ``com.sun.security.sasl.digest``, ``com.thoughtworks.xstream``, ``com.trilead.ssh2``, ``com.unboundid.ldap.sdk``, ``com.zaxxer.hikari``, ``flexjson``, ``freemarker.cache``, ``freemarker.template``, ``groovy.lang``, ``groovy.text``, ``groovy.util``, ``hudson``, ``io.jsonwebtoken``, ``io.netty.bootstrap``, ``io.netty.buffer``, ``io.netty.channel``, ``io.netty.handler.codec``, ``io.netty.handler.ssl``, ``io.netty.handler.stream``, ``io.netty.resolver``, ``io.netty.util``, ``javafx.scene.web``, ``jenkins``, ``jodd.json``, ``liquibase.database.jvm``, ``liquibase.statement.core``, ``net.schmizz.sshj``, ``net.sf.json``, ``net.sf.saxon.s9api``, ``ognl``, ``okhttp3``, ``org.acegisecurity``, ``org.antlr.runtime``, ``org.apache.commons.codec``, ``org.apache.commons.compress.archivers.tar``, ``org.apache.commons.exec``, ``org.apache.commons.httpclient.util``, ``org.apache.commons.jelly``, ``org.apache.commons.jexl2``, ``org.apache.commons.jexl3``, ``org.apache.commons.lang``, ``org.apache.commons.logging``, ``org.apache.commons.net``, ``org.apache.commons.ognl``, ``org.apache.cxf.catalog``, ``org.apache.cxf.common.classloader``, ``org.apache.cxf.common.jaxb``, ``org.apache.cxf.common.logging``, ``org.apache.cxf.configuration.jsse``, ``org.apache.cxf.helpers``, ``org.apache.cxf.resource``, ``org.apache.cxf.staxutils``, ``org.apache.cxf.tools.corba.utils``, ``org.apache.cxf.tools.util``, ``org.apache.cxf.transform``, ``org.apache.directory.ldap.client.api``, ``org.apache.hadoop.fs``, ``org.apache.hadoop.hive.metastore``, ``org.apache.hadoop.hive.ql.exec``, ``org.apache.hadoop.hive.ql.metadata``, ``org.apache.hc.client5.http.async.methods``, ``org.apache.hc.client5.http.classic.methods``, ``org.apache.hc.client5.http.fluent``, ``org.apache.hive.hcatalog.templeton``, ``org.apache.ibatis.jdbc``, ``org.apache.ibatis.mapping``, ``org.apache.log4j``, ``org.apache.shiro.codec``, ``org.apache.shiro.jndi``, ``org.apache.shiro.mgt``, ``org.apache.sshd.client.session``, ``org.apache.struts.beanvalidation.validation.interceptor``, ``org.apache.struts2``, ``org.apache.tools.ant``, ``org.apache.tools.zip``, ``org.apache.velocity.app``, ``org.apache.velocity.runtime``, ``org.codehaus.cargo.container.installer``, ``org.codehaus.groovy.control``, ``org.dom4j``, ``org.eclipse.jetty.client``, ``org.fusesource.leveldbjni``, ``org.geogebra.web.full.main``, ``org.gradle.api.file``, ``org.hibernate``, ``org.influxdb``, ``org.jdbi.v3.core``, ``org.jenkins.ui.icon``, ``org.jenkins.ui.symbol``, ``org.jooq``, ``org.keycloak.models.map.storage``, ``org.kohsuke.stapler``, ``org.mvel2``, ``org.openjdk.jmh.runner.options``, ``org.owasp.esapi``, ``org.pac4j.jwt.config.encryption``, ``org.pac4j.jwt.config.signature``, ``org.scijava.log``, ``org.slf4j``, ``org.thymeleaf``, ``org.w3c.dom``, ``org.xml.sax``, ``org.xmlpull.v1``, ``org.yaml.snakeyaml``, ``play.libs.ws``, ``play.mvc``, ``ratpack.core.form``, ``ratpack.core.handling``, ``ratpack.core.http``, ``ratpack.exec``, ``ratpack.form``, ``ratpack.func``, ``ratpack.handling``, ``ratpack.http``, ``ratpack.util``, ``retrofit2``, ``sun.awt``, ``sun.jvmstat.perfdata.monitor.protocol.local``, ``sun.jvmstat.perfdata.monitor.protocol.rmi``, ``sun.management.spi``, ``sun.misc``, ``sun.net.ftp``, ``sun.net.www.protocol.http``, ``sun.nio.ch``, ``sun.security.acl``, ``sun.security.jgss.krb5``, ``sun.security.krb5``, ``sun.security.pkcs``, ``sun.security.pkcs11``, ``sun.security.provider``, ``sun.security.ssl``, ``sun.security.x509``, ``sun.tools.jconsole``, ``sun.util.logging.internal``",131,10596,893,125,6,22,18,,208
Totals,,310,25483,2569,338,16,128,33,1,409
Totals,,310,25130,2569,338,16,128,33,1,409

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@ -413,25 +413,28 @@ private string paramsStringQualified(Callable c) {
}
private Element interpretElement0(
string package, string type, boolean subtypes, string name, string signature
string package, string type, boolean subtypes, string name, string signature, boolean isExact
) {
elementSpec(package, type, subtypes, name, signature, _) and
(
exists(Member m |
(
result = m
result = m and isExact = true
or
subtypes = true and result.(SrcMethod).overridesOrInstantiates+(m)
subtypes = true and result.(SrcMethod).overridesOrInstantiates+(m) and isExact = false
) and
m.hasQualifiedName(package, type, name)
|
signature = "" or
paramsStringQualified(m) = signature or
signature = ""
or
paramsStringQualified(m) = signature
or
paramsString(m) = signature
)
or
exists(RefType t |
t.hasQualifiedName(package, type) and
isExact = false and
(if subtypes = true then result.(SrcRefType).getASourceSupertype*() = t else result = t) and
name = "" and
signature = ""
@ -442,13 +445,16 @@ private Element interpretElement0(
/** Gets the source/sink/summary/neutral element corresponding to the supplied parameters. */
cached
Element interpretElement(
string package, string type, boolean subtypes, string name, string signature, string ext
string package, string type, boolean subtypes, string name, string signature, string ext,
boolean isExact
) {
elementSpec(package, type, subtypes, name, signature, ext) and
exists(Element e | e = interpretElement0(package, type, subtypes, name, signature) |
ext = "" and result = e
exists(Element e, boolean isExact0 |
e = interpretElement0(package, type, subtypes, name, signature, isExact0)
|
ext = "" and result = e and isExact = isExact0
or
ext = "Annotated" and result.(Annotatable).getAnAnnotation().getType() = e
ext = "Annotated" and result.(Annotatable).getAnAnnotation().getType() = e and isExact = false
)
}
@ -538,13 +544,13 @@ predicate sinkNode(Node node, string kind) { sinkNode(node, kind, _) }
// adapter class for converting Mad summaries to `SummarizedCallable`s
private class SummarizedCallableAdapter extends SummarizedCallable {
SummarizedCallableAdapter() { summaryElement(this, _, _, _, _, _) }
SummarizedCallableAdapter() { summaryElement(this, _, _, _, _, _, _) }
private predicate relevantSummaryElementManual(
string input, string output, string kind, string model
) {
exists(Provenance provenance |
summaryElement(this, input, output, kind, provenance, model) and
summaryElement(this, input, output, kind, provenance, model, _) and
provenance.isManual()
)
}
@ -553,11 +559,11 @@ private class SummarizedCallableAdapter extends SummarizedCallable {
string input, string output, string kind, string model
) {
exists(Provenance provenance |
summaryElement(this, input, output, kind, provenance, model) and
summaryElement(this, input, output, kind, provenance, model, _) and
provenance.isGenerated()
) and
not exists(Provenance provenance |
neutralElement(this, "summary", provenance) and
neutralElement(this, "summary", provenance, _) and
provenance.isManual()
)
}
@ -576,18 +582,23 @@ private class SummarizedCallableAdapter extends SummarizedCallable {
}
override predicate hasProvenance(Provenance provenance) {
summaryElement(this, _, _, _, provenance, _)
summaryElement(this, _, _, _, provenance, _, _)
}
override predicate hasExactModel() { summaryElement(this, _, _, _, _, _, true) }
}
// adapter class for converting Mad neutrals to `NeutralCallable`s
private class NeutralCallableAdapter extends NeutralCallable {
string kind;
string provenance_;
boolean exact;
NeutralCallableAdapter() { neutralElement(this, kind, provenance_) }
NeutralCallableAdapter() { neutralElement(this, kind, provenance_, exact) }
override string getKind() { result = kind }
override predicate hasProvenance(Provenance provenance) { provenance = provenance_ }
override predicate hasExactModel() { exact = true }
}

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@ -135,6 +135,8 @@ private class SummarizedSyntheticCallableAdapter extends SummarizedCallable, TSy
model = sc
)
}
override predicate hasExactModel() { any() }
}
deprecated class RequiredSummaryComponentStack = Impl::Private::RequiredSummaryComponentStack;

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@ -19,7 +19,21 @@ private module DispatchImpl {
)
}
private predicate hasExactManualModel(Call c, Callable tgt) {
tgt = c.getCallee().getSourceDeclaration() and
(
exists(Impl::Public::SummarizedCallable sc |
sc.getACall() = c and sc.hasExactModel() and sc.hasManualModel()
)
or
exists(Impl::Public::NeutralSummaryCallable nc |
nc.getACall() = c and nc.hasExactModel() and nc.hasManualModel()
)
)
}
private Callable sourceDispatch(Call c) {
not hasExactManualModel(c, result) and
result = VirtualDispatch::viableCallable(c) and
if VirtualDispatch::lowConfidenceDispatchTarget(c, result)
then not hasHighConfidenceTarget(c)
@ -122,12 +136,18 @@ private module DispatchImpl {
mayBenefitFromCallContext(call.asCall(), _, _)
}
bindingset[call, tgt]
pragma[inline_late]
private predicate viableCallableFilter(DataFlowCall call, DataFlowCallable tgt) {
tgt = viableCallable(call)
}
/**
* Gets a viable dispatch target of `call` in the context `ctx`. This is
* restricted to those `call`s for which a context might make a difference.
*/
DataFlowCallable viableImplInCallContext(DataFlowCall call, DataFlowCall ctx) {
result = viableCallable(call) and
viableCallableFilter(call, result) and
exists(int i, Callable c, Method def, RefType t, boolean exact, MethodCall ma |
ma = call.asCall() and
mayBenefitFromCallContext(ma, c, i) and

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@ -131,7 +131,7 @@ private predicate relatedArgSpec(Callable c, string spec) {
sourceModel(namespace, type, subtypes, name, signature, ext, spec, _, _, _) or
sinkModel(namespace, type, subtypes, name, signature, ext, spec, _, _, _)
|
c = interpretElement(namespace, type, subtypes, name, signature, ext)
c = interpretElement(namespace, type, subtypes, name, signature, ext, _)
)
}
@ -202,7 +202,7 @@ module SourceSinkInterpretationInput implements
sourceModel(namespace, type, subtypes, name, signature, ext, originalOutput, kind, provenance,
madId) and
model = "MaD:" + madId.toString() and
baseSource = interpretElement(namespace, type, subtypes, name, signature, ext) and
baseSource = interpretElement(namespace, type, subtypes, name, signature, ext, _) and
(
e = baseSource and output = originalOutput
or
@ -221,7 +221,7 @@ module SourceSinkInterpretationInput implements
sinkModel(namespace, type, subtypes, name, signature, ext, originalInput, kind, provenance,
madId) and
model = "MaD:" + madId.toString() and
baseSink = interpretElement(namespace, type, subtypes, name, signature, ext) and
baseSink = interpretElement(namespace, type, subtypes, name, signature, ext, _) and
(
e = baseSink and originalInput = input
or
@ -310,7 +310,7 @@ module Private {
*/
predicate summaryElement(
Input::SummarizedCallableBase c, string input, string output, string kind, string provenance,
string model
string model, boolean isExact
) {
exists(
string namespace, string type, boolean subtypes, string name, string signature, string ext,
@ -320,7 +320,7 @@ module Private {
summaryModel(namespace, type, subtypes, name, signature, ext, originalInput, originalOutput,
kind, provenance, madId) and
model = "MaD:" + madId.toString() and
baseCallable = interpretElement(namespace, type, subtypes, name, signature, ext) and
baseCallable = interpretElement(namespace, type, subtypes, name, signature, ext, isExact) and
(
c.asCallable() = baseCallable and input = originalInput and output = originalOutput
or
@ -336,10 +336,12 @@ module Private {
* Holds if a neutral model exists for `c` of kind `kind`
* and with provenance `provenance`.
*/
predicate neutralElement(Input::SummarizedCallableBase c, string kind, string provenance) {
predicate neutralElement(
Input::SummarizedCallableBase c, string kind, string provenance, boolean isExact
) {
exists(string namespace, string type, string name, string signature |
neutralModel(namespace, type, name, signature, kind, provenance) and
c.asCallable() = interpretElement(namespace, type, false, name, signature, "")
c.asCallable() = interpretElement(namespace, type, false, name, signature, "", isExact)
)
}
}

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@ -16,5 +16,5 @@ import TrustBoundaryFlow::PathGraph
from TrustBoundaryFlow::PathNode source, TrustBoundaryFlow::PathNode sink
where TrustBoundaryFlow::flowPath(source, sink)
select sink.getNode(), sink, source,
"This servlet reads data from a remote source and writes it to a session variable."
select sink.getNode(), source, sink,
"This servlet reads data from a $@ and writes it to a session variable.", source, "remote source"

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@ -28,10 +28,9 @@ This improves security but the code will still be at risk of denial of service a
Protection against denial of service attacks may also be implemented by setting entity expansion limits, which is done
by default in recent JDK and JRE implementations.
Because there are many different ways to disable external entity retrieval with varying support between different providers,
in this query we choose to specifically check for the <a href="https://cheatsheetseries.owasp.org/cheatsheets/XML_External_Entity_Prevention_Cheat_Sheet.html#java">OWASP recommended way</a>
to disable external entity retrieval for a particular parser. There may be other ways of making a particular parser safe
which deviate from these guidelines, in which case this query will continue to flag the parser as potentially dangerous.
We recommend visiting OWASP's <a href="https://cheatsheetseries.owasp.org/cheatsheets/XML_External_Entity_Prevention_Cheat_Sheet.html#java">XML Entity Prevention Cheat Sheet</a>,
finding the specific XML parser, and applying the mitigation listed there. Other mitigations might be sufficient in some cases, but manual verification will be needed,
as the query will continue to flag the parser as potentially dangerous.
</p>
</recommendation>

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@ -0,0 +1,4 @@
---
category: minorAnalysis
---
* The alert message for the query "Trust boundary violation" (`java/trust-boundary-violation`) has been updated to include a link to the remote source.

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@ -77,7 +77,7 @@ class Endpoint extends Callable {
predicate isNeutral() {
exists(string namespace, string type, string name, string signature |
neutralModel(namespace, type, name, signature, _, _) and
this = interpretElement(namespace, type, false, name, signature, "")
this = interpretElement(namespace, type, false, name, signature, "", _)
)
}

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@ -253,6 +253,13 @@ module Make<
* that has provenance `provenance`.
*/
predicate hasProvenance(Provenance provenance) { provenance = "manual" }
/**
* Holds if there exists a model for which this callable is an exact
* match, that is, no overriding was used to identify this callable from
* the model.
*/
predicate hasExactModel() { none() }
}
final private class NeutralCallableFinal = NeutralCallable;
@ -292,6 +299,13 @@ module Make<
* Gets the kind of the neutral.
*/
abstract string getKind();
/**
* Holds if there exists a model for which this callable is an exact
* match, that is, no overriding was used to identify this callable from
* the model.
*/
predicate hasExactModel() { none() }
}
}

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@ -16,7 +16,14 @@ brew install bazelisk
then from the `ql` directory run
```bash
bazel run //swift:create-extractor-pack # --cpu=darwin_x86_64 # Uncomment on Arm-based Macs
bazel run //swift:create-extractor-pack
```
If you are running on macOS and you encounter errors mentioning `XXX is unavailable: introduced in macOS YY.ZZ`,
you will need to run this from the root of your `codeql` checkout:
```bash
echo common --macos_sdk_version=$(sw_vers --productVersion) >> local.bazelrc
```
which will install `swift/extractor-pack`.