public Conclusion CheckMdRootfs(Tasker tasker, object syncObject)
{
if (hakchi.IsMdPartitioning)
{
hakchi.Shell.Execute("hakchi mount_base", null, null, null, 0, true);
var squashfs = hakchi.Shell.ExecuteSimple("hakchi get squashfs").Trim();
if (hakchi.Shell.Execute($"[ \"$(find {Shared.EscapeShellArgument($"{squashfs}/etc/init.d")} -name \"*_PL_*\" | wc -l)\" == \"0\" ]") != 0)
{
// Project lunar detected
MessageForm.Show(tasker.HostForm, Resources.SystemModificationDetected, com.clusterrr.hakchi_gui.Properties.Resources.ProjectLunarHasBeenDetected, Resources.sign_error, new MessageForm.Button[] { MessageForm.Button.OK }, MessageForm.DefaultButton.Button1);
return(Conclusion.Abort);
}
var version = hakchi.Shell.ExecuteSimple($"cat {Shared.EscapeShellArgument($"{squashfs}/version")}", 0, true).Trim();
using (var versionMemoryStream = new MemoryStream())
using (var hasher = new MD5CryptoServiceProvider())
{
hakchi.Shell.Execute($"cd \"{squashfs}\" && (echo \"$(cat {Shared.EscapeShellArgument($"{squashfs}/version")})\"; find -type d | sort; find -type l | sort | while read link; do echo \"$link -> $(readlink \"$link\")\"; done; find -type f | sort | while read file; do md5sum \"$file\"; done)", null, versionMemoryStream, versionMemoryStream, 0, true);
versionMemoryStream.Seek(0, SeekOrigin.Begin);
var hash = BitConverter.ToString(hasher.ComputeHash(versionMemoryStream)).Replace("-", "").ToLower();
versionMemoryStream.Seek(0, SeekOrigin.Begin);
bool knownHash = false;
bool knownVersion = false;
foreach (var moon in Shared.MoonHashes)
{
if (moon.Substring(0, 32) == hash)
{
knownHash = true;
}
if (moon.Substring(34) == version)
{
knownVersion = true;
}
if (knownHash && knownVersion)
{
break;
}
}
if (knownVersion)
{
if (knownHash)
{
// Hash good
Trace.WriteLine(version);
}
else
{
// Hash doesn't match for version
if (!Directory.Exists(Path.Combine(Program.BaseDirectoryExternal, "moon_hashes")))
{
Directory.CreateDirectory(Path.Combine(Program.BaseDirectoryExternal, "moon_hashes"));
}
File.WriteAllBytes(Path.Combine(Program.BaseDirectoryExternal, "moon_hashes", $"mismatched_{version}_{hash}"), versionMemoryStream.ToArray());
Trace.WriteLine(Encoding.UTF8.GetString(versionMemoryStream.ToArray()));
if (MessageForm.Show(tasker.HostForm, Resources.SystemModificationDetected, string.Format(Resources.SystemFilesModifiedMessage, version, hash), Resources.sign_error, new MessageForm.Button[] { MessageForm.Button.Yes, MessageForm.Button.No }, MessageForm.DefaultButton.Button1) != MessageForm.Button.Yes)
{
return(Conclusion.Abort);
}
}
}
else
{
// Unknown version
if (!Directory.Exists(Path.Combine(Program.BaseDirectoryExternal, "moon_hashes")))
{
Directory.CreateDirectory(Path.Combine(Program.BaseDirectoryExternal, "moon_hashes"));
}
File.WriteAllBytes(Path.Combine(Program.BaseDirectoryExternal, "moon_hashes", $"unknown_{version}_{hash}"), versionMemoryStream.ToArray());
Trace.WriteLine(Encoding.UTF8.GetString(versionMemoryStream.ToArray()));
if (MessageForm.Show(tasker.HostForm, Resources.UnknownSystemVersionDetected, string.Format(Resources.SystemFilesUnknownMessage, version, hash), Resources.sign_error, new MessageForm.Button[] { MessageForm.Button.Yes, MessageForm.Button.No }, MessageForm.DefaultButton.Button1) != MessageForm.Button.Yes)
{
return(Conclusion.Abort);
}
}
}
hakchi.Shell.Execute("hakchi umount_base", null, null, null, 0, true);
}
return(Conclusion.Success);
}