public static void GenerateNupkgMetadataFile(string nupkgPath, string installPath, string hashPath, string nupkgMetadataPath)
{
ConcurrencyUtilities.ExecuteWithFileLocked(nupkgPath,
action: () =>
{
// make sure new hash file doesn't exists within File lock before actually creating it.
if (!File.Exists(nupkgMetadataPath))
{
var tempNupkgMetadataFilePath = Path.Combine(installPath, Path.GetRandomFileName());
using (var stream = File.Open(nupkgPath, FileMode.Open, FileAccess.Read, FileShare.Read))
using (var packageReader = new PackageArchiveReader(stream))
{
// get hash of unsigned content of signed package
var packageHash = packageReader.GetContentHashForSignedPackage(CancellationToken.None);
// if null, then it's unsigned package so just read the existing sha512 file
if (string.IsNullOrEmpty(packageHash))
{
packageHash = File.ReadAllText(hashPath);
}
// write the new hash file
var hashFile = new NupkgMetadataFile()
{
ContentHash = packageHash
};
NupkgMetadataFileFormat.Write(tempNupkgMetadataFilePath, hashFile);
File.Move(tempNupkgMetadataFilePath, nupkgMetadataPath);
}
}
});
}
public async Task GetDownloadResourceResultAsync_V3_DownloadsPackage()
{
// Arrange
var sourceRepositoryProvider = TestSourceRepositoryUtility.CreateV3OnlySourceRepositoryProvider();
var v3sourceRepository = sourceRepositoryProvider.GetRepositories().First();
var packageIdentity = new PackageIdentity("jQuery", new NuGetVersion("1.8.2"));
// Act
using (var cacheContext = new SourceCacheContext())
using (var packagesDirectory = TestDirectory.Create())
using (var downloadResult = await PackageDownloader.GetDownloadResourceResultAsync(
v3sourceRepository,
packageIdentity,
new PackageDownloadContext(cacheContext),
packagesDirectory,
NullLogger.Instance,
CancellationToken.None))
{
var targetPackageStream = downloadResult.PackageStream;
using (var packageArchiveReader = new PackageArchiveReader(targetPackageStream))
{
var contentHash = packageArchiveReader.GetContentHashForSignedPackage(CancellationToken.None);
// Assert
Assert.Equal(_jQuery182ContentHash, contentHash);
Assert.True(targetPackageStream.CanSeek);
}
}
}
