From f1019f971971bdf392ac5eb59a3a6854309a1007 Mon Sep 17 00:00:00 2001
From: jopejoe1 <johannes@joens.email>
Date: Tue, 12 Mar 2024 23:13:01 +0100
Subject: [PATCH] nixos/appimage: init

---
 .../manual/release-notes/rl-2405.section.md   |  2 ++
 nixos/modules/module-list.nix                 |  1 +
 nixos/modules/programs/appimage.nix           | 33 +++++++++++++++++++
 3 files changed, 36 insertions(+)
 create mode 100644 nixos/modules/programs/appimage.nix

diff --git a/nixos/doc/manual/release-notes/rl-2405.section.md b/nixos/doc/manual/release-notes/rl-2405.section.md
index 0905337de94d..035d5db7d021 100644
--- a/nixos/doc/manual/release-notes/rl-2405.section.md
+++ b/nixos/doc/manual/release-notes/rl-2405.section.md
@@ -103,6 +103,8 @@ The pre-existing [services.ankisyncd](#opt-services.ankisyncd.enable) has been m
 
 - [TuxClocker](https://github.com/Lurkki14/tuxclocker), a hardware control and monitoring program. Available as [programs.tuxclocker](#opt-programs.tuxclocker.enable).
 
+- binfmt option for AppImage-run to support running [AppImage](https://appimage.org/)'s seamlessly on NixOS.. Available as [programs.appimage.binfmt](#opt-programs.appimage.binfmt).
+
 - [ALVR](https://github.com/alvr-org/alvr), a VR desktop streamer. Available as [programs.alvr](#opt-programs.alvr.enable)
 
 - [RustDesk](https://rustdesk.com), a full-featured open source remote control alternative for self-hosting and security with minimal configuration. Alternative to TeamViewer.
diff --git a/nixos/modules/module-list.nix b/nixos/modules/module-list.nix
index 41e369ac1c65..0e6e125bdef9 100644
--- a/nixos/modules/module-list.nix
+++ b/nixos/modules/module-list.nix
@@ -142,6 +142,7 @@
   ./programs/adb.nix
   ./programs/alvr.nix
   ./programs/appgate-sdp.nix
+  ./programs/appimage.nix
   ./programs/atop.nix
   ./programs/ausweisapp.nix
   ./programs/autojump.nix
diff --git a/nixos/modules/programs/appimage.nix b/nixos/modules/programs/appimage.nix
new file mode 100644
index 000000000000..0011c2ff578d
--- /dev/null
+++ b/nixos/modules/programs/appimage.nix
@@ -0,0 +1,33 @@
+{ lib, config, pkgs, ... }:
+
+let
+  cfg = config.programs.appimage;
+in
+
+{
+  options.programs.appimage = {
+    enable = lib.mkEnableOption "appimage-run wrapper script for executing appimages on NixOS";
+    binfmt = lib.mkEnableOption "binfmt registration to run appimages via appimage-run seamlessly";
+    package = lib.mkPackageOption pkgs "appimage-run" {
+      example = ''
+        pkgs.appimage-run.override {
+          extraPkgs = pkgs: [ pkgs.ffmpeg pkgs.imagemagick ];
+        }
+      '';
+    };
+  };
+
+  config = lib.mkIf cfg.enable {
+    boot.binfmt.registrations.appimage = lib.mkIf cfg.binfmt {
+      wrapInterpreterInShell = false;
+      interpreter = lib.getExe cfg.package;
+      recognitionType = "magic";
+      offset = 0;
+      mask = ''\xff\xff\xff\xff\x00\x00\x00\x00\xff\xff\xff'';
+      magicOrExtension = ''\x7fELF....AI\x02'';
+    };
+    environment.systemPackages = [ cfg.package ];
+  };
+
+  meta.maintainers = with lib.maintainers; [ jopejoe1 atemu ];
+}