sage/shell.nix

let
  nixpkgs = fetchTarball "https://github.com/NixOS/nixpkgs/tarball/nixos-24.05";
  pkgs = import nixpkgs { config = {}; overlays = []; };
in
pkgs.mkShellNoCC {
  packages = with pkgs; [
    hping
    tcpdump
    netcat
  ];
}