amdvlk: add nixos test

{ stdenv

, callPackage

, lib

, fetchRepoProject

, writeScript

    setHash "$hash"

  '';

  passthru.impureTests = { amdvlk = callPackage ./test.nix {}; };

  meta = with lib; {

    description = "AMD Open Source Driver For Vulkan";

    homepage = "https://github.com/GPUOpen-Drivers/AMDVLK";

{ lib, makeImpureTest, coreutils, amdvlk, vulkan-tools }:

makeImpureTest {

  name = "amdvlk";

  testedPackage = "amdvlk";

  sandboxPaths = [ "/sys" "/dev/dri" ];

  nativeBuildInputs = [ vulkan-tools ];

  VK_ICD_FILENAMES = "${amdvlk}/share/vulkan/icd.d/amd_icd64.json";

  XDG_RUNTIME_DIR = "/tmp";

  # AMDVLK needs access to /dev/dri/card0 (or another card), but normally it is rw-rw----

  # Change the permissions to be rw for everyone

  prepareRunCommands = ''

    function reset_perms()

    {

      # Reset permissions to previous state

      for card in /dev/dri/card*; do

        sudo ${coreutils}/bin/chmod "0''${cardPerms[$card]}" $card

      done

    }

    # Save permissions on /dev/dri/card*

    declare -A cardPerms

    for card in /dev/dri/card*; do

      cardPerms[$card]=$(stat -c "%a" $card)

    done

    sudo ${coreutils}/bin/chmod o+rw /dev/dri/card*

    trap reset_perms EXIT

  '';

  testScript = ''

    # Check that there is at least one card with write-access

    if ! ls -l /dev/dri/card* | cut -b8-9 | grep -q rw; then

      echo 'AMDVLK needs rw access to /dev/dri/card0 or a fitting card, please run `sudo chmod o+rw /dev/dri/card*`'

      exit 1

    fi

    vulkaninfo --summary

    echo "Checking version"

    vulkaninfo --summary | grep '= ${amdvlk.version}'

  '';

  meta = with lib.maintainers; {

    maintainers = [ Flakebi ];

  };

}