installer.nix

import ./kexec-installer.nix {
  extraConfig = {pkgs, ...}: {
    environment.systemPackages = with pkgs; [
      tmux
      zsh
      zsh-autosuggestions
      killall
      acl
      htop
      lsof
      pv
      lshw
      pciutils                   # for lspci
      gptfdisk                   # for gdisk
      binutils                   # for strings

      testdisk   # useful for repairing boot problems
      gptfdisk
      ddrescue
      ccrypt
      cryptsetup # needed for dm-crypt volumes
      mkpasswd   # for generating password files

      # Some text editors.
      nano

      # Hardware-related tools.
      sdparm
      hdparm
      smartmontools # for diagnosing hard disks
      pciutils
   ];
    services.openssh = {
      enable = true;
      startWhenNeeded = true;
    };
    users.extraUsers.root.openssh.authorizedKeys.keys = [ "ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQCqkYCf0Y7VDg82itkK5Km+xbJVtgURVxhBKbTzVXR0azn+vLx1t53Z+MnH/+Y0yvVNSMnuNfJvmFDnInB34j1hYSCqA2pjA7dK9NE91/f56eDtVF8snSOj/wXsnm3ec1XLyyPr6NCGLOgx/6orowvSElMfTD/6TlIdjGYwQmUNJF0aJiPWUxlLmJgvEfYdPRqqghu0xJN7DUhz+xwONgsMQH3BqE423oH/pUE7WVkG3tK5o7zcCF329IsFAuKl07GKxyA0dTpgGXNZkDmAyJvcr4G6ROsNamSzuJTkghbsVTCGZZe9+e4hwQYzNv8NIZaKa69ROI/s5f2HJl9ZI/fx at@ra
" ];
    networking = {
      hostName = "kexec-nixos-install";
      firewall.allowedTCPPorts = [ 22 ];
      dhcpcd.enable = true;
    };
    boot.supportedFilesystems = [ "vfat" "xfs" "zfs" ];
  };
}