private FileNamePatternAndFormat GetFileNamePatternAndFormat()
{
var pattern = default(string);
var format = default(ZippedToolFormat);
if (_settings.OSPlatform == TorSharpOSPlatform.Windows)
{
pattern = @"tor-win32-(?<Version>[\d\.]+)\.zip$";
format = ZippedToolFormat.Zip;
}
else if (_settings.OSPlatform == TorSharpOSPlatform.Linux)
{
if (_settings.Architecture == TorSharpArchitecture.X86)
{
pattern = @"tor-browser-linux32-(?<Version>[\d\.]+)_en-US\.tar\.xz$";
format = ZippedToolFormat.TarXz;
}
else if (_settings.Architecture == TorSharpArchitecture.X64)
{
pattern = @"tor-browser-linux64-(?<Version>[\d\.]+)_en-US\.tar\.xz$";
format = ZippedToolFormat.TarXz;
}
}
if (pattern == null)
{
_settings.RejectRuntime($"fetch Tor from {BaseUrl.AbsoluteUri}");
}
return(new FileNamePatternAndFormat(pattern, format));
}
public static void MakeExecutable(TorSharpSettings settings, string path)
{
if (settings.OSPlatform == TorSharpOSPlatform.Windows)
{
return;
}
else if (settings.OSPlatform == TorSharpOSPlatform.Linux)
{
// We shell out here since invoking "stat" is non-trivial. We should invoke "chmod" but we would need
// to know the initial permissions to perform an additive "+x" change which "stat" could tell us. Let's
// just keep things simple.
using (var process = new Process())
{
process.StartInfo.FileName = "chmod";
process.StartInfo.Arguments = $"+x \"{path}\"";
process.StartInfo.RedirectStandardOutput = true;
process.StartInfo.RedirectStandardError = true;
process.StartInfo.CreateNoWindow = true;
process.StartInfo.UseShellExecute = false;
var output = new StringBuilder();
var outputLock = new object();
process.OutputDataReceived += GetOutputHandler(output, outputLock);
process.ErrorDataReceived += GetOutputHandler(output, outputLock);
process.Start();
process.BeginOutputReadLine();
process.BeginErrorReadLine();
process.WaitForExit();
if (process.ExitCode != 0)
{
throw new TorSharpException(
$"Failed making file '{path}' executable with 'chmod'. Exit code: {process.ExitCode}. " +
$"Output: {Environment.NewLine}{output}");
}
}
}
else
{
settings.RejectRuntime("make a file executable");
}
}
private void Reject(Uri baseUrl)
{
_settings.RejectRuntime($"fetch Privoxy from {baseUrl.AbsoluteUri}");
}