nix config for running custom xfstests with custom xfsprogs

xfstest.nix

# To get a nix shell with this environment, run:
# $ nix-shell -A xfs_65 xfstests.nix
# $ [nix-shell:~]# xfstests-check -s <section-name> <testpath>

{ pkgs ? import <nixpkgs> {} }:

with pkgs;

let
  packages = rec {

        xfsprog = pkgs.xfsprogs.overrideDerivation (oldAttrs: {
          version = "6.7.0";
          src = fetchurl {
            url = "mirror://kernel/linux/utils/fs/xfs/xfsprogs/xfsprogs-6.7.0.tar.xz";
            hash = "sha256-510eAShT4RWXQRz8uA4myBGIHPDKA3FehStClGzGHh8=";
          };
        });

        xfstest = pkgs.xfstests.overrideDerivation (oldAttrs: {
              version = "2024.04.14";
              src = fetchgit {
                url = "https://github.com/Panky-codes/xfstests.git";
                rev = "v2024.04.14";
                sha256 = "sha256-MA9tZ7Osm5tHVoGB6zXyCgczKioS7MYucTJSPoOoUvE=";
              };
        });

    xfs_67 = mkShell rec {
      name = "6.7.0";
      nativeBuildInputs = [ git lvm2 xfsdump ];
      buildInputs = [
        xfsprog
        xfstest
      ];

      shellHook = ''
      host=$(hostname)
      xfscheck=$(which xfstests-check)
      basepath=$(dirname "$xfscheck")
      xfstests_config_path="$basepath/../lib/xfstests/configs"
      echo $xfstests_config_path
      mkdir -p "$xfstests_config_path"
      cat <<EOF >$xfstests_config_path/$host.config
      [default]
      FSTYP=xfs
      RESULT_BASE=/root/results/
      DUMP_CORRUPT_FS=1
      CANON_DEVS=yes
      RECREATE_TEST_DEV=true
      TEST_DEV=/dev/nvme0n1
      TEST_DIR=/media/test
      SCRATCH_DEV=/dev/vdb
      SCRATCH_MNT=/media/scratch
      LOGWRITES_DEV=/dev/vdc
      
      [8k]
      MKFS_OPTIONS='-f -m reflink=1,rmapbt=1, -i sparse=1, -b size=8k,'
      
      [2k]
      MKFS_OPTIONS='-f -m reflink=1,rmapbt=1, -i sparse=1, -b size=2048,'
      
      [64k]
      MKFS_OPTIONS='-f -m reflink=1,rmapbt=1, -i sparse=1, -b size=64k,'
      
      [16k]
      MKFS_OPTIONS='-f -m reflink=1,rmapbt=1, -i sparse=1, -b size=16k,'
      
      [8k_4ks]
      MKFS_OPTIONS='-f -m reflink=1,rmapbt=1, -i sparse=1, -b size=8k, -s size=4k'
      
      [16k_4ks]
      MKFS_OPTIONS='-f -m reflink=1,rmapbt=1, -i sparse=1, -b size=16k, -s size=4k'
      
      [64k_4ks]
      MKFS_OPTIONS='-f -m reflink=1,rmapbt=1, -i sparse=1, -b size=64k, -s size=4k'
      
      [32k_4ks]
      MKFS_OPTIONS='-f -m reflink=1,rmapbt=1, -i sparse=1, -b size=32k, -s size=4k'
      EOF
      mkdir -p /media/scratch
      mkdir -p /media/test
      mkfs.xfs -f /dev/nvme0n1
'';
    };

    xfs_64 = mkShell rec {
            nativeBuildInputs = with pkgs.buildPackages; [ xfsprogs ];
    };

  };
in
  packages