Commit f729dd3b authored by Haylin Moore's avatar Haylin Moore
Browse files

ynetd: add hardened ctf-centric fork

parent a8494b70

pkgs/by-name/yn/ynetd/hardened.nix

0 → 100644
+29 −0
Original line number Diff line number Diff line 
{

  lib,

  stdenv,

  fetchurl,

}:

stdenv.mkDerivation (finalAttrs: {

  pname = "ctf-ynetd";

  version = "2024.12.31";



  src = fetchurl {

    url = "https://hxp.io/assets/data/code/ctf-ynetd-2024.12.31.tar.xz";

    hash = "sha256-hUEZZEulmaV3KfKOqE1wl7y4SRUn2/HoOjVDabk5+YA=";

  };



  installPhase = ''

    runHook preInstall

    install -Dm755 ynetd $out/bin/ynetd

    runHook postInstall

  '';



  meta = {

    description = "Fork of ynetd hardened for CTFs with isolation using PID namespaces, minimal overhead proof-of-work checking, and strict resource limits via cgroups";

    homepage = "https://hxp.io/code/";

    license = lib.licenses.mit;

    platforms = lib.platforms.linux;

    maintainers = [ lib.maintainers.haylin ];

    mainProgram = "ynetd";

  };

})

pkgs/by-name/yn/ynetd/package.nix

+5 −0
Original line number Diff line number Diff line
@@ -2,6 +2,7 @@ 
  lib,

  stdenv,

  fetchurl,

  callPackage,

}:

stdenv.mkDerivation (finalAttrs: {

  pname = "ynetd";
@@ -22,6 +23,10 @@ stdenv.mkDerivation (finalAttrs: { 
    runHook postInstall

  '';



  # ctf-ynetd releases are based on the last stable ynetd version

  # these should be kept in sync when possible

  passthru.hardened = callPackage ./hardened.nix { };



  meta = {

    description = "Small server for binding programs to TCP ports";

    homepage = "https://yx7.cc/code/";