add sshuttle: Transparent proxy server that works as a poor man's VPN

pkgs/tools/security/sshuttle/default.nix

@@ -0,0 +1,34 @@
+{ stdenv, fetchurl, iptables, python, pythonPackages }:
+  
+stdenv.mkDerivation rec {
+  name = "sshuttle-${version}";
+  version = "0.61";
+
+  src = fetchurl {
+    url = "https://github.com/apenwarr/sshuttle/archive/sshuttle-0.61.tar.gz";
+    sha256 = "1v2v1kbwnmx6ygzhbgqcmyafx914s2p7vjp7l0pf52sa7qkliy9b";
+  };
+
+  preBuild = ''
+   substituteInPlace Documentation/all.do --replace "/bin/ls" "$(type -tP ls)";
+   substituteInPlace Documentation/md2man.py --replace "/usr/bin/env python" "${python}/bin/python"
+  '';
+
+  phases = "unpackPhase installPhase";
+
+  installPhase = ''
+    mkdir -p $out/bin
+    cp -R . $out
+    ln -s $out/sshuttle $out/bin/sshuttle
+  '';
+  
+
+  buildInputs = [ iptables python pythonPackages.markdown pythonPackages.beautifulsoup ];
+
+  meta = with stdenv.lib; {
+    homepage = https://github.com/apenwarr/sshuttle;
+    description = "Transparent proxy server that works as a poor man's VPN";
+    maintainers = with maintainers; [ iElectric ];
+    platforms = platforms.unix;
+  };
+}

pkgs/top-level/all-packages.nix

@@ -1789,6 +1789,8 @@ let
 
   sshfsFuse = callPackage ../tools/filesystems/sshfs-fuse { };
 
+  sshuttle = callPackage ../tools/security/sshuttle { };
+
   sudo = callPackage ../tools/security/sudo { };
 
   suidChroot = builderDefsPackage (import ../tools/system/suid-chroot) { };