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 void Equals_DifferentContentHash_ReturnsFalse()
{
Func <NupkgMetadataFile> getMetadataFile = () =>
{
var metadataFile = new NupkgMetadataFile()
{
Version = 1,
ContentHash = "tempContentHash"
};
return(metadataFile);
};
var self = getMetadataFile();
var other = getMetadataFile();
other.ContentHash = "contentHashChanged";
Assert.NotSame(self, other);
Assert.NotEqual(self, other);
}
public void Equals_DifferentSource_ReturnsFalse()
{
Func <NupkgMetadataFile> getMetadataFile = () =>
{
var metadataFile = new NupkgMetadataFile()
{
Version = 2,
ContentHash = "tempContentHash",
Source = "https://source/v3/index.json"
};
return(metadataFile);
};
var self = getMetadataFile();
var other = getMetadataFile();
other.Source = "https://other/v3/index.json";
Assert.NotSame(self, other);
Assert.NotEqual(self, other);
}
public void NupkgMetadataFileFormat_Write()
{
var nupkgMetadataFileContent = @"{
""version"": 1,
""contentHash"": ""NhfNp80eWq5ms7fMrjuRqpwhL1H56IVzXF9d+OIDcEfQ92m1DyE0c+ufUE1ogB09+sYLd58IO4eJ8jyn7AifbA==""
}";
NupkgMetadataFile metadataFile = null;
using (var reader = new StringReader(nupkgMetadataFileContent))
{
metadataFile = NupkgMetadataFileFormat.Read(reader, NullLogger.Instance, string.Empty);
}
using (var writer = new StringWriter())
{
NupkgMetadataFileFormat.Write(writer, metadataFile);
var output = JObject.Parse(writer.ToString());
var expected = JObject.Parse(nupkgMetadataFileContent);
Assert.Equal(expected.ToString(), output.ToString());
}
}
public void Equals_SameContents_ReturnsTrue(int fileVersion)
{
Func <NupkgMetadataFile> getMetadataFile = () =>
{
var metadataFile = new NupkgMetadataFile()
{
Version = fileVersion,
ContentHash = "tempContentHash"
};
if (fileVersion >= 2)
{
metadataFile.Source = "https://source/v3/index.json";
}
return(metadataFile);
};
var self = getMetadataFile();
var other = getMetadataFile();
Assert.NotSame(self, other);
Assert.Equal(self, other);
}
