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path: root/nixos/tests/systemd-initrd-vconsole.nix
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{ lib, pkgs, ... }:
{
  name = "systemd-initrd-vconsole";

  nodes.machine =
    { pkgs, ... }:
    {
      boot.kernelParams = lib.mkAfter [
        "rd.systemd.unit=rescue.target"
        "loglevel=3"
        "udev.log_level=3"
        "systemd.log_level=warning"
      ];

      boot.initrd.systemd = {
        enable = true;
        emergencyAccess = true;
      };

      console = {
        earlySetup = true;
        keyMap = "colemak";
      };
    };

  testScript = ''
    # Boot into rescue shell in initrd
    machine.start()
    machine.wait_for_console_text("Press Enter for maintenance")
    machine.send_console("\n")

    # Wait for shell to become ready
    for _ in range(300):
      machine.send_console("printf '%s to receive commands:\\n' Ready\n")
      try:
        machine.wait_for_console_text("Ready to receive commands:", timeout=1)
        break
      except Exception:
        continue
    else:
      raise RuntimeError("Rescue shell never became ready")

    # Check keymap
    machine.send_console("(printf '%s to receive text:\\n' Ready && read text && echo \"$text\") </dev/tty1\n")
    machine.wait_for_console_text("Ready to receive text:")
    for key in "asdfjkl;\n":
      machine.send_key(key)
    machine.wait_for_console_text("arstneio")
  '';
}