private List <LocalPackageInfo> GetPackages(string id)
{
var packages = new List <LocalPackageInfo>();
var packageIdRoot = PathResolver.GetVersionListPath(id);
if (!Directory.Exists(packageIdRoot))
{
return(packages);
}
foreach (var fullVersionDir in Directory.EnumerateDirectories(packageIdRoot))
{
LocalPackageInfo package;
if (!_packageCache.TryGetValue(fullVersionDir, out package))
{
var versionPart = fullVersionDir.Substring(packageIdRoot.Length).TrimStart(Path.DirectorySeparatorChar);
// Get the version part and parse it
NuGetVersion version;
if (!NuGetVersion.TryParse(versionPart, out version))
{
continue;
}
var hashPath = PathResolver.GetHashPath(id, version);
// The hash file is written last. If this file does not exist then the package is
// incomplete and should not be used.
if (_packageFileCache.Sha512Exists(hashPath))
{
var manifestPath = PathResolver.GetManifestFilePath(id, version);
var zipPath = PathResolver.GetPackageFilePath(id, version);
var sha512Path = PathResolver.GetHashPath(id, version);
var nuspec = _packageFileCache.GetOrAddNuspec(manifestPath, fullVersionDir);
var files = _packageFileCache.GetOrAddFiles(fullVersionDir);
var sha512 = _packageFileCache.GetOrAddSha512(hashPath);
var runtimeGraph = _packageFileCache.GetOrAddRuntimeGraph(fullVersionDir);
package = new LocalPackageInfo(id, version, fullVersionDir, manifestPath, zipPath, sha512Path, nuspec, files, sha512, runtimeGraph);
// Cache the package, if it is valid it will not change
// for the life of this restore.
// Locking is done at a higher level around the id
_packageCache.TryAdd(fullVersionDir, package);
}
}
// Add the package if it is valid
if (package != null)
{
packages.Add(package);
}
}
return(packages);
}
public LocalPackageInfo FindPackage(string packageId, NuGetVersion version)
{
LocalPackageInfo package = null;
var packages = FindPackagesByIdImpl(packageId);
var count = packages.Count;
for (var i = 0; i < count; i++)
{
var candidatePackage = packages[i];
if (candidatePackage.Version == version)
{
package = candidatePackage;
break;
}
}
if (package == null)
{
return(null);
}
// Check for an exact match on casing
if (StringComparer.Ordinal.Equals(packageId, package.Id) &&
EqualityUtility.SequenceEqualWithNullCheck(version.ReleaseLabels, package.Version.ReleaseLabels, StringComparer.Ordinal))
{
return(package);
}
// nuspec
var nuspec = _packageFileCache.GetOrAddNuspec(package.ManifestPath, package.ExpandedPath);
// files
var files = _packageFileCache.GetOrAddFiles(package.ExpandedPath);
// sha512
var sha512 = _packageFileCache.GetOrAddSha512(package.Sha512Path);
// Create a new info to match the given id/version
return(new LocalPackageInfo(
packageId,
version,
package.ExpandedPath,
package.ManifestPath,
package.ZipPath,
package.Sha512Path,
nuspec,
files,
sha512));
}
public LocalPackageSourceInfo(NuGetv3LocalRepository repository, LocalPackageInfo package)
{
if (repository == null)
{
throw new ArgumentNullException(nameof(repository));
}
if (package == null)
{
throw new ArgumentNullException(nameof(package));
}
Repository = repository;
Package = package;
}
public async Task <PackageReaderBase> GetPackageAsync(string packageId, NuGetVersion version, bool includePrerelease, CancellationToken cancellationToken = default)
{
// if a version is specified, check locally, otherwise check all sources for the latest
LocalPackageInfo package = null;
if (version != null)
{
package = m_localRepository.FindPackage(packageId, version);
}
if (package != null)
{
return(GetLocalPackage(package.ZipPath));
}
using (var context = new SourceCacheContext())
{
var repoVersions = await Task.WhenAll(m_repositories.Select(async repo =>
{
var metadata = await repo.GetResourceAsync <MetadataResource>(cancellationToken).ConfigureAwait(false);
var ver = await metadata.GetLatestVersion(packageId, includePrerelease, includeUnlisted: false, context, Logger, cancellationToken).ConfigureAwait(false);
return(repository: repo, version: ver);
})).ConfigureAwait(false);
var(repository, latestVersion) = repoVersions.OrderByDescending(x => x.version).FirstOrDefault();
if (latestVersion != null)
{
var packageIdentity = new PackageIdentity(packageId, latestVersion);
var downloadResource = await repository.GetResourceAsync <DownloadResource>(cancellationToken).ConfigureAwait(false);
var downloadResult = await downloadResource.GetDownloadResourceResultAsync(
packageIdentity,
new PackageDownloadContext(context),
m_globalPackagesFolder,
Logger,
cancellationToken).ConfigureAwait(false);
return(downloadResult.PackageReader);
}
}
return(null);
}
/// <summary>
/// Take the first match on id and version.
/// </summary>
public static LocalPackageSourceInfo GetPackage(
IReadOnlyList <NuGetv3LocalRepository> repositories,
string id,
NuGetVersion version)
{
LocalPackageInfo package = null;
foreach (var repository in repositories)
{
package = repository.FindPackage(id, version);
if (package != null)
{
return(new LocalPackageSourceInfo(repository, package));
}
}
return(null);
}
public LocalPackageInfo FindPackage(string packageId, NuGetVersion version)
{
LocalPackageInfo package = null;
var packages = FindPackagesByIdImpl(packageId);
var count = packages.Count;
for (var i = 0; i < count; i++)
{
var candidatePackage = packages[i];
if (candidatePackage.Version == version)
{
package = candidatePackage;
break;
}
}
if (package == null)
{
return(null);
}
// Check for an exact match on casing
if (StringComparer.Ordinal.Equals(packageId, package.Id) &&
StringComparer.Ordinal.Equals(version.ToNormalizedString(), package.Version.ToNormalizedString()))
{
return(package);
}
// nuspec
var nuspec = _nuspecCache.GetOrAdd(package.ExpandedPath, new Lazy <NuspecReader>(() => GetNuspec(package.ManifestPath, package.ExpandedPath)));
// Create a new info to match the given id/version
return(new LocalPackageInfo(
packageId,
version,
package.ExpandedPath,
package.ManifestPath,
package.ZipPath,
nuspec));
}
/// <summary>
/// Take the first match on id and version.
/// </summary>
public static LocalPackageSourceInfo GetPackage(
IReadOnlyList <NuGetv3LocalRepository> repositories,
string id,
NuGetVersion version)
{
LocalPackageInfo package = null;
for (var i = 0; i < repositories.Count; i++)
{
var repository = repositories[i];
package = repository.FindPackage(id, version);
if (package != null)
{
return(new LocalPackageSourceInfo(repository, package));
}
}
return(null);
}
private RuntimeGraph LoadRuntimeGraph(LocalPackageInfo package)
{
var runtimeGraphFile = Path.Combine(package.ExpandedPath, RuntimeGraph.RuntimeGraphFileName);
if (File.Exists(runtimeGraphFile))
{
using (var stream = File.OpenRead(runtimeGraphFile))
{
return JsonRuntimeFormat.ReadRuntimeGraph(stream);
}
}
return null;
}
private LockFileTargetLibrary CreateLockFileTargetLibrary(LocalPackageInfo package, RestoreTargetGraph targetGraph, DefaultPackagePathResolver defaultPackagePathResolver, string correctedPackageName)
{
var lockFileLib = new LockFileTargetLibrary();
var framework = targetGraph.Framework;
var runtimeIdentifier = targetGraph.RuntimeIdentifier;
// package.Id is read from nuspec and it might be in wrong casing.
// correctedPackageName should be the package name used by dependency graph and
// it has the correct casing that runtime needs during dependency resolution.
lockFileLib.Name = correctedPackageName ?? package.Id;
lockFileLib.Version = package.Version;
IList<string> files;
var contentItems = new ContentItemCollection();
HashSet<string> referenceFilter = null;
using (var nupkgStream = File.OpenRead(package.ZipPath))
{
var packageReader = new PackageReader(nupkgStream);
files = packageReader.GetFiles().Select(p => p.Replace(Path.DirectorySeparatorChar, '/')).ToList();
contentItems.Load(files);
var dependencySet = packageReader.GetPackageDependencies().GetNearest(framework);
if (dependencySet != null)
{
var set = dependencySet.Packages;
if (set != null)
{
lockFileLib.Dependencies = set.ToList();
}
}
var referenceSet = packageReader.GetReferenceItems().GetNearest(framework);
if (referenceSet != null)
{
referenceFilter = new HashSet<string>(referenceSet.Items, StringComparer.OrdinalIgnoreCase);
}
// TODO: Remove this when we do #596
// ASP.NET Core isn't compatible with generic PCL profiles
if (!string.Equals(framework.Framework, FrameworkConstants.FrameworkIdentifiers.AspNetCore, StringComparison.OrdinalIgnoreCase)
&&
!string.Equals(framework.Framework, FrameworkConstants.FrameworkIdentifiers.DnxCore, StringComparison.OrdinalIgnoreCase))
{
var frameworkAssemblies = packageReader.GetFrameworkItems().GetNearest(framework);
if (frameworkAssemblies != null)
{
foreach (var assemblyReference in frameworkAssemblies.Items)
{
lockFileLib.FrameworkAssemblies.Add(assemblyReference);
}
}
}
}
var nativeCriteria = targetGraph.Conventions.Criteria.ForRuntime(targetGraph.RuntimeIdentifier);
var managedCriteria = targetGraph.Conventions.Criteria.ForFrameworkAndRuntime(framework, targetGraph.RuntimeIdentifier);
var compileGroup = contentItems.FindBestItemGroup(managedCriteria, targetGraph.Conventions.Patterns.CompileAssemblies, targetGraph.Conventions.Patterns.RuntimeAssemblies);
if (compileGroup != null)
{
lockFileLib.CompileTimeAssemblies = compileGroup.Items.Select(t => new LockFileItem(t.Path)).ToList();
}
var runtimeGroup = contentItems.FindBestItemGroup(managedCriteria, targetGraph.Conventions.Patterns.RuntimeAssemblies);
if (runtimeGroup != null)
{
lockFileLib.RuntimeAssemblies = runtimeGroup.Items.Select(p => new LockFileItem(p.Path)).ToList();
}
var resourceGroup = contentItems.FindBestItemGroup(managedCriteria, targetGraph.Conventions.Patterns.ResourceAssemblies);
if (resourceGroup != null)
{
lockFileLib.ResourceAssemblies = resourceGroup.Items.Select(ToResourceLockFileItem).ToList();
}
var nativeGroup = contentItems.FindBestItemGroup(nativeCriteria, targetGraph.Conventions.Patterns.NativeLibraries);
if (nativeGroup != null)
{
lockFileLib.NativeLibraries = nativeGroup.Items.Select(p => new LockFileItem(p.Path)).ToList();
}
// COMPAT: Support lib/contract so older packages can be consumed
var contractPath = "lib/contract/" + package.Id + ".dll";
var hasContract = files.Any(path => path == contractPath);
var hasLib = lockFileLib.RuntimeAssemblies.Any();
if (hasContract
&& hasLib
&& !framework.IsDesktop())
{
lockFileLib.CompileTimeAssemblies.Clear();
lockFileLib.CompileTimeAssemblies.Add(new LockFileItem(contractPath));
}
// Apply filters from the <references> node in the nuspec
if (referenceFilter != null)
{
// Remove anything that starts with "lib/" and is NOT specified in the reference filter.
// runtimes/* is unaffected (it doesn't start with lib/)
lockFileLib.RuntimeAssemblies = lockFileLib.RuntimeAssemblies.Where(p => !p.Path.StartsWith("lib/") || referenceFilter.Contains(p.Path)).ToList();
lockFileLib.CompileTimeAssemblies = lockFileLib.CompileTimeAssemblies.Where(p => !p.Path.StartsWith("lib/") || referenceFilter.Contains(p.Path)).ToList();
}
return lockFileLib;
}
private LockFileLibrary CreateLockFileLibrary(LocalPackageInfo package, SHA512 sha512, string correctedPackageName)
{
var lockFileLib = new LockFileLibrary();
// package.Id is read from nuspec and it might be in wrong casing.
// correctedPackageName should be the package name used by dependency graph and
// it has the correct casing that runtime needs during dependency resolution.
lockFileLib.Name = correctedPackageName ?? package.Id;
lockFileLib.Version = package.Version;
using (var nupkgStream = File.OpenRead(package.ZipPath))
{
lockFileLib.Sha512 = Convert.ToBase64String(sha512.ComputeHash(nupkgStream));
nupkgStream.Seek(0, SeekOrigin.Begin);
var packageReader = new PackageReader(nupkgStream);
// Get package files, excluding directory entries
lockFileLib.Files = packageReader.GetFiles().Where(x => !x.EndsWith("/")).ToList();
}
return lockFileLib;
}