public override bool Execute()
{
#if DEBUG
var debugRestoreTask = Environment.GetEnvironmentVariable("DEBUG_RESTORE_TASK");
if (!string.IsNullOrEmpty(debugRestoreTask) && debugRestoreTask.Equals(bool.TrueString, StringComparison.OrdinalIgnoreCase))
{
#if IS_CORECLR
Console.WriteLine("Waiting for debugger to attach.");
Console.WriteLine($"Process ID: {Process.GetCurrentProcess().Id}");
while (!Debugger.IsAttached)
{
System.Threading.Thread.Sleep(100);
}
Debugger.Break();
#else
Debugger.Launch();
#endif
}
#endif
var log = new MSBuildLogger(Log);
// Log inputs
log.LogDebug($"(in) RestoreGraphItems Count '{RestoreGraphItems?.Count() ?? 0}'");
log.LogDebug($"(in) RestoreDisableParallel '{RestoreDisableParallel}'");
log.LogDebug($"(in) RestoreNoCache '{RestoreNoCache}'");
log.LogDebug($"(in) RestoreIgnoreFailedSources '{RestoreIgnoreFailedSources}'");
log.LogDebug($"(in) RestoreRecursive '{RestoreRecursive}'");
log.LogDebug($"(in) RestoreForce '{RestoreForce}'");
log.LogDebug($"(in) HideWarningsAndErrors '{HideWarningsAndErrors}'");
log.LogDebug($"(in) RestoreForceEvaluate '{RestoreForceEvaluate}'");
try
{
DefaultCredentialServiceUtility.SetupDefaultCredentialService(log, !Interactive);
return(ExecuteAsync(log).Result);
}
catch (AggregateException ex) when(_cts.Token.IsCancellationRequested && ex.InnerException is TaskCanceledException)
{
// Canceled by user
log.LogError(Strings.RestoreCanceled);
return(false);
}
catch (Exception e)
{
ExceptionUtilities.LogException(e, log);
return(false);
}
finally
{
// The CredentialService lifetime is for the duration of the process. We should not leave a potentially unavailable logger.
// We need to update the delegating logger with a null instance
// because the tear downs of the plugins and similar rely on idleness and process exit.
DefaultCredentialServiceUtility.UpdateCredentialServiceDelegatingLogger(NullLogger.Instance);
}
}
public static async Task <bool> RestoreAsync(
DependencyGraphSpec dependencyGraphSpec,
bool interactive,
bool recursive,
bool noCache,
bool ignoreFailedSources,
bool disableParallel,
bool force,
bool forceEvaluate,
bool hideWarningsAndErrors,
bool restorePC,
Common.ILogger log,
CancellationToken cancellationToken)
{
if (dependencyGraphSpec == null)
{
throw new ArgumentNullException(nameof(dependencyGraphSpec));
}
if (log == null)
{
throw new ArgumentNullException(nameof(log));
}
try
{
DefaultCredentialServiceUtility.SetupDefaultCredentialService(log, !interactive);
// Set connection limit
NetworkProtocolUtility.SetConnectionLimit();
// Set user agent string used for network calls
#if IS_CORECLR
UserAgent.SetUserAgentString(new UserAgentStringBuilder("NuGet .NET Core MSBuild Task")
.WithOSDescription(RuntimeInformation.OSDescription));
#else
// OS description is set by default on Desktop
UserAgent.SetUserAgentString(new UserAgentStringBuilder("NuGet Desktop MSBuild Task"));
#endif
// This method has no effect on .NET Core.
NetworkProtocolUtility.ConfigureSupportedSslProtocols();
var restoreSummaries = new List <RestoreSummary>();
var providerCache = new RestoreCommandProvidersCache();
#if IS_DESKTOP
if (restorePC && dependencyGraphSpec.Projects.Any(i => i.RestoreMetadata.ProjectStyle == ProjectStyle.PackagesConfig))
{
var v2RestoreResult = await PerformNuGetV2RestoreAsync(log, dependencyGraphSpec, noCache, disableParallel, interactive);
restoreSummaries.Add(v2RestoreResult);
if (restoreSummaries.Count < 1)
{
var message = string.Format(
Strings.InstallCommandNothingToInstall,
"packages.config"
);
log.LogMinimal(message);
}
if (!v2RestoreResult.Success)
{
v2RestoreResult
.Errors
.Where(l => l.Level == LogLevel.Warning)
.ForEach(message =>
{
log.LogWarning(message.Message);
});
}
}
#endif
using (var cacheContext = new SourceCacheContext())
{
cacheContext.NoCache = noCache;
cacheContext.IgnoreFailedSources = ignoreFailedSources;
// Pre-loaded request provider containing the graph file
var providers = new List <IPreLoadedRestoreRequestProvider>();
if (dependencyGraphSpec.Restore.Count > 0)
{
// Add all child projects
if (recursive)
{
AddAllProjectsForRestore(dependencyGraphSpec);
}
providers.Add(new DependencyGraphSpecRequestProvider(providerCache, dependencyGraphSpec));
var restoreContext = new RestoreArgs()
{
CacheContext = cacheContext,
LockFileVersion = LockFileFormat.Version,
// 'dotnet restore' fails on slow machines (https://github.com/NuGet/Home/issues/6742)
// The workaround is to pass the '--disable-parallel' option.
// We apply the workaround by default when the system has 1 cpu.
// This will fix restore failures on VMs with 1 CPU and containers with less or equal to 1 CPU assigned.
DisableParallel = Environment.ProcessorCount == 1 ? true : disableParallel,
Log = log,
MachineWideSettings = new XPlatMachineWideSetting(),
PreLoadedRequestProviders = providers,
AllowNoOp = !force,
HideWarningsAndErrors = hideWarningsAndErrors,
RestoreForceEvaluate = forceEvaluate
};
if (restoreContext.DisableParallel)
{
HttpSourceResourceProvider.Throttle = SemaphoreSlimThrottle.CreateBinarySemaphore();
}
cancellationToken.ThrowIfCancellationRequested();
restoreSummaries.AddRange(await RestoreRunner.RunAsync(restoreContext, cancellationToken));
}
}
if (restoreSummaries.Count < 1)
{
log.LogMinimal(Strings.NoProjectsToRestore);
}
else
{
RestoreSummary.Log(log, restoreSummaries);
}
return(restoreSummaries.All(x => x.Success));
}
finally
{
// The CredentialService lifetime is for the duration of the process. We should not leave a potentially unavailable logger.
// We need to update the delegating logger with a null instance
// because the tear downs of the plugins and similar rely on idleness and process exit.
DefaultCredentialServiceUtility.UpdateCredentialServiceDelegatingLogger(NullLogger.Instance);
}
}
public static async Task <bool> RestoreAsync(
DependencyGraphSpec dependencyGraphSpec,
bool interactive,
bool recursive,
bool noCache,
bool ignoreFailedSources,
bool disableParallel,
bool force,
bool forceEvaluate,
bool hideWarningsAndErrors,
bool restorePC,
bool cleanupAssetsForUnsupportedProjects,
Common.ILogger log,
CancellationToken cancellationToken)
{
if (dependencyGraphSpec == null)
{
throw new ArgumentNullException(nameof(dependencyGraphSpec));
}
if (log == null)
{
throw new ArgumentNullException(nameof(log));
}
try
{
DefaultCredentialServiceUtility.SetupDefaultCredentialService(log, !interactive);
// Set connection limit
NetworkProtocolUtility.SetConnectionLimit();
// Set user agent string used for network calls
#if IS_CORECLR
UserAgent.SetUserAgentString(new UserAgentStringBuilder("NuGet .NET Core MSBuild Task")
.WithOSDescription(RuntimeInformation.OSDescription));
#else
// OS description is set by default on Desktop
UserAgent.SetUserAgentString(new UserAgentStringBuilder("NuGet Desktop MSBuild Task"));
#endif
X509TrustStore.InitializeForDotNetSdk(log);
var restoreSummaries = new List <RestoreSummary>();
var providerCache = new RestoreCommandProvidersCache();
#if IS_DESKTOP
if (restorePC && dependencyGraphSpec.Projects.Any(i => i.RestoreMetadata.ProjectStyle == ProjectStyle.PackagesConfig))
{
var v2RestoreResult = await PerformNuGetV2RestoreAsync(log, dependencyGraphSpec, noCache, disableParallel, interactive);
restoreSummaries.Add(v2RestoreResult);
if (restoreSummaries.Count < 1)
{
var message = string.Format(
Strings.InstallCommandNothingToInstall,
"packages.config"
);
log.LogMinimal(message);
}
if (!v2RestoreResult.Success)
{
v2RestoreResult
.Errors
.Where(l => l.Level == LogLevel.Warning)
.ForEach(message =>
{
log.LogWarning(message.Message);
});
}
}
#endif
using (var cacheContext = new SourceCacheContext())
{
cacheContext.NoCache = noCache;
cacheContext.IgnoreFailedSources = ignoreFailedSources;
// Pre-loaded request provider containing the graph file
var providers = new List <IPreLoadedRestoreRequestProvider>();
if (dependencyGraphSpec.Restore.Count > 0)
{
// Add all child projects
if (recursive)
{
AddAllProjectsForRestore(dependencyGraphSpec);
}
providers.Add(new DependencyGraphSpecRequestProvider(providerCache, dependencyGraphSpec));
var restoreContext = new RestoreArgs()
{
CacheContext = cacheContext,
LockFileVersion = LockFileFormat.Version,
// 'dotnet restore' fails on slow machines (https://github.com/NuGet/Home/issues/6742)
// The workaround is to pass the '--disable-parallel' option.
// We apply the workaround by default when the system has 1 cpu.
// This will fix restore failures on VMs with 1 CPU and containers with less or equal to 1 CPU assigned.
DisableParallel = Environment.ProcessorCount == 1 ? true : disableParallel,
Log = log,
MachineWideSettings = new XPlatMachineWideSetting(),
PreLoadedRequestProviders = providers,
AllowNoOp = !force,
HideWarningsAndErrors = hideWarningsAndErrors,
RestoreForceEvaluate = forceEvaluate
};
if (restoreContext.DisableParallel)
{
HttpSourceResourceProvider.Throttle = SemaphoreSlimThrottle.CreateBinarySemaphore();
}
cancellationToken.ThrowIfCancellationRequested();
restoreSummaries.AddRange(await RestoreRunner.RunAsync(restoreContext, cancellationToken));
}
if (cleanupAssetsForUnsupportedProjects)
{
// Restore assets are normally left on disk between restores for all projects. This can cause a condition where a project that supports PackageReference was restored
// but then a user changes a branch or some other condition and now the project does not use PackageReference. Since the restore assets are left on disk, the build
// consumes them which can cause build errors. The code below cleans up all of the files that we write so that they are not used during build
Parallel.ForEach(dependencyGraphSpec.Projects.Where(i => !DoesProjectSupportRestore(i)), project =>
{
if (project.RestoreMetadata == null || string.IsNullOrWhiteSpace(project.RestoreMetadata.OutputPath) || string.IsNullOrWhiteSpace(project.RestoreMetadata.ProjectPath))
{
return;
}
// project.assets.json
FileUtility.Delete(Path.Combine(project.RestoreMetadata.OutputPath, LockFileFormat.AssetsFileName));
// project.csproj.nuget.cache
FileUtility.Delete(project.RestoreMetadata.CacheFilePath);
// project.csproj.nuget.g.props
FileUtility.Delete(BuildAssetsUtils.GetMSBuildFilePathForPackageReferenceStyleProject(project, BuildAssetsUtils.PropsExtension));
// project..csproj.nuget.g.targets
FileUtility.Delete(BuildAssetsUtils.GetMSBuildFilePathForPackageReferenceStyleProject(project, BuildAssetsUtils.TargetsExtension));
// project.csproj.nuget.dgspec.json
FileUtility.Delete(Path.Combine(project.RestoreMetadata.OutputPath, DependencyGraphSpec.GetDGSpecFileName(Path.GetFileName(project.RestoreMetadata.ProjectPath))));
});
}
}
if (restoreSummaries.Count < 1)
{
log.LogMinimal(Strings.NoProjectsToRestore);
}
else
{
RestoreSummary.Log(log, restoreSummaries);
}
return(restoreSummaries.All(x => x.Success));
}
finally
{
// The CredentialService lifetime is for the duration of the process. We should not leave a potentially unavailable logger.
// We need to update the delegating logger with a null instance
// because the tear downs of the plugins and similar rely on idleness and process exit.
DefaultCredentialServiceUtility.UpdateCredentialServiceDelegatingLogger(NullLogger.Instance);
}
}
public static SdkResult GetSdkResult(SdkReference sdk, object nuGetVersion, SdkResolverContext context, SdkResultFactory factory)
{
// Cast the NuGet version since the caller does not want to consume NuGet classes directly
var parsedSdkVersion = (NuGetVersion)nuGetVersion;
// Stores errors and warnings for the result
ICollection <string> errors = new List <string>();
ICollection <string> warnings = new List <string>();
// Load NuGet settings and a path resolver
var settings = Settings.LoadDefaultSettings(context.ProjectFilePath);
var fallbackPackagePathResolver = new FallbackPackagePathResolver(NuGetPathContext.Create(settings));
var libraryIdentity = new LibraryIdentity(sdk.Name, parsedSdkVersion, LibraryType.Package);
// Attempt to find a package if its already installed
if (!TryGetMSBuildSdkPackageInfo(fallbackPackagePathResolver, libraryIdentity, out var installedPath, out var installedVersion))
{
try
{
var nugetSDKLogger = new NuGetSdkLogger(context.Logger, warnings, errors);
DefaultCredentialServiceUtility.SetupDefaultCredentialService(nugetSDKLogger, nonInteractive: context.IsNonInteractive());
// Asynchronously run the restore without a commit which find the package on configured feeds, download, and unzip it without generating any other files
// This must be run in its own task because legacy project system evaluates projects on the UI thread which can cause RunWithoutCommit() to deadlock
// https://developercommunity.visualstudio.com/content/problem/311379/solution-load-never-completes-when-project-contain.html
var restoreTask = Task.Run(() => RestoreRunnerEx.RunWithoutCommit(
libraryIdentity,
settings,
nugetSDKLogger));
var results = restoreTask.Result;
fallbackPackagePathResolver = new FallbackPackagePathResolver(NuGetPathContext.Create(settings));
// Look for a successful result, any errors are logged by NuGet
foreach (var result in results.Select(i => i.Result).Where(i => i.Success))
{
// Find the information about the package that was installed. In some cases, the version can be different than what was specified (like you specify 1.0 but get 1.0.0)
var installedPackage = result.GetAllInstalled().FirstOrDefault(i => i == libraryIdentity);
if (installedPackage != null)
{
if (TryGetMSBuildSdkPackageInfo(fallbackPackagePathResolver, installedPackage, out installedPath, out installedVersion))
{
break;
}
// This should never happen because we were told the package was successfully installed.
// If we can't find it, we probably did something wrong with the NuGet API
errors.Add(string.Format(CultureInfo.CurrentCulture, Strings.CouldNotFindInstalledPackage, sdk));
}
else
{
// This should never happen because we were told the restore succeeded.
// If we can't find the package from GetAllInstalled(), we probably did something wrong with the NuGet API
errors.Add(string.Format(CultureInfo.CurrentCulture, Strings.PackageWasNotInstalled, sdk, sdk.Name));
}
}
}
catch (Exception e)
{
errors.Add(e.Message);
}
finally
{
// The CredentialService lifetime is for the duration of the process. We should not leave a potentially unavailable logger.
DefaultCredentialServiceUtility.UpdateCredentialServiceDelegatingLogger(NullLogger.Instance);
}
}
if (errors.Count == 0)
{
return(factory.IndicateSuccess(path: installedPath, version: installedVersion, warnings: warnings));
}
return(factory.IndicateFailure(errors, warnings));
}