1 files changed, 22 insertions, 0 deletions
diff --git a/nixos/modules/tasks/filesystems/ext.nix b/nixos/modules/tasks/filesystems/ext.nix
new file mode 100644
index 00000000000..a14a3ac3854
--- /dev/null
+++ b/nixos/modules/tasks/filesystems/ext.nix
@@ -0,0 +1,22 @@
+{ pkgs, ... }:
+
+{
+  config = {
+
+    system.fsPackages = [ pkgs.e2fsprogs ];
+
+    # As of kernel 4.3, there is no separate ext3 driver (they're also handled by ext4.ko)
+    boot.initrd.availableKernelModules = [ "ext2" "ext4" ];
+
+    boot.initrd.extraUtilsCommands =
+      ''
+        # Copy e2fsck and friends.
+        copy_bin_and_libs ${pkgs.e2fsprogs}/sbin/e2fsck
+        copy_bin_and_libs ${pkgs.e2fsprogs}/sbin/tune2fs
+        ln -sv e2fsck $out/bin/fsck.ext2
+        ln -sv e2fsck $out/bin/fsck.ext3
+        ln -sv e2fsck $out/bin/fsck.ext4
+      '';
+
+  };
+}