public void WriteTarFileTest()
{
using (Stream original = File.OpenRead(@"IO/test.tar"))
using (Stream expected = File.OpenRead(@"IO/test.tar"))
using (Stream actual = new MemoryStream())
using (Stream output = new ValidatingCompositeStream(null, actual, expected))
{
var tar = new TarFile(original, true);
while (tar.Read())
{
Stream data = new MemoryStream();
if (tar.FileHeader.FileMode == LinuxFileMode.S_IFDIR)
{
tar.Skip();
}
else
{
data = tar.Open();
}
var clonedHeader = this.CloneHeader((TarHeader)tar.FileHeader);
this.AssertCompareClonedHeader((TarHeader)tar.FileHeader, clonedHeader);
using (data)
{
TarFileCreator.WriteEntry(output, this.CloneHeader(clonedHeader), data);
}
}
TarFileCreator.WriteTrailer(output);
}
}
public void WriteTarWithLongFilenameTest()
{
using (Stream expected = File.OpenRead(@"IO/largefilename.tar"))
using (Stream actual = new MemoryStream())
using (Stream output = new ValidatingCompositeStream(null, actual, expected))
{
var directories = new string[]
{
"./",
"./usr/",
"./usr/lib/",
"./usr/lib/mono/",
"./usr/lib/mono/gac/",
"./usr/lib/mono/gac/System.Runtime.InteropServices.RuntimeInformation/",
"./usr/lib/mono/gac/System.Runtime.InteropServices.RuntimeInformation/4.0.0.0__b03f5f7f11d50a3a/",
};
foreach (var directory in directories)
{
TarFileCreator.WriteEntry(
output,
new ArchiveEntry()
{
Mode = LinuxFileMode.S_IXOTH | LinuxFileMode.S_IROTH | LinuxFileMode.S_IXGRP | LinuxFileMode.S_IRGRP | LinuxFileMode.S_IXUSR | LinuxFileMode.S_IWUSR | LinuxFileMode.S_IRUSR | LinuxFileMode.S_IFDIR,
TargetPath = directory,
Group = "root",
Owner = "root",
Modified = new DateTimeOffset(2016, 12, 15, 10, 58, 56, TimeSpan.Zero)
},
null);
}
using (MemoryStream stream = new MemoryStream(Encoding.UTF8.GetBytes("This file has a very long name.")))
{
TarFileCreator.WriteEntry(
output,
new ArchiveEntry()
{
Mode = (LinuxFileMode)0x81FF,
TargetPath = "./usr/lib/mono/gac/System.Runtime.InteropServices.RuntimeInformation/4.0.0.0__b03f5f7f11d50a3a/System.Runtime.InteropServices.RuntimeInformation.txt",
Modified = new DateTimeOffset(2017, 11, 11, 12, 37, 58, TimeSpan.Zero)
},
stream);
}
TarFileCreator.WriteTrailer(output);
}
}
private static void WriteControl(Stream targetStream, DebPackage pkg, List <ArchiveEntry> entries)
{
var controlTar = new MemoryStream();
WriteControlEntry(controlTar, "./");
WriteControlEntry(
controlTar,
"./control",
string.Join("\n", pkg.ControlFile
.OrderByDescending(x => x.Key == "Package").ThenBy(x => x.Key)
.Select(x => $"{x.Key}: {x.Value}")) + "\n");
WriteControlEntry(
controlTar,
"./md5sums",
string.Join("\n", pkg.Md5Sums.Select(x => $"{x.Value} {x.Key}")) + "\n");
var execMode = LinuxFileMode.S_IRUSR | LinuxFileMode.S_IWUSR | LinuxFileMode.S_IXUSR |
LinuxFileMode.S_IRGRP | LinuxFileMode.S_IROTH;
if (!string.IsNullOrWhiteSpace(pkg.PreInstallScript))
{
WriteControlEntry(controlTar, "./preinst", $"#!/bin/sh\n{pkg.PreInstallScript}\n", execMode);
}
if (!string.IsNullOrWhiteSpace(pkg.PostInstallScript))
{
WriteControlEntry(controlTar, "./postinst", $"#!/bin/sh\n{pkg.PostInstallScript}\n", execMode);
}
if (!string.IsNullOrWhiteSpace(pkg.PreRemoveScript))
{
WriteControlEntry(controlTar, "./prerm", $"#!/bin/sh\n{pkg.PreRemoveScript}\n", execMode);
}
if (!string.IsNullOrWhiteSpace(pkg.PostRemoveScript))
{
WriteControlEntry(controlTar, "./postrm", $"#!/bin/sh\n{pkg.PostRemoveScript}\n", execMode);
}
var confFiles = entries
.Where(e => e.Mode.HasFlag(LinuxFileMode.S_IFREG) && e.TargetPath.StartsWith("/etc/"))
.Select(e => e.TargetPath).ToList();
if (confFiles.Any())
{
WriteControlEntry(controlTar, "./conffiles", string.Join("\n", confFiles) + "\n");
}
TarFileCreator.WriteTrailer(controlTar);
controlTar.Seek(0, SeekOrigin.Begin);
var controlTarGz = new MemoryStream();
using (var gzStream = new GZipStream(controlTarGz, CompressionMode.Compress, true))
{
controlTar.CopyTo(gzStream);
}
controlTarGz.Seek(0, SeekOrigin.Begin);
ArFileCreator.WriteEntry(targetStream, "control.tar.gz", ArFileMode, controlTarGz);
}