From 1d95ad6edb20dfb845f1e68bbd95dedc8a56082c Mon Sep 17 00:00:00 2001
From: rasmus-kirk <mail@rasmuskirk.com>
Date: Fri, 30 May 2025 15:14:59 +0200
Subject: [PATCH] fixed statedir for audiobookshelf

---
 CHANGELOG.md                                  |  5 +
 nixarr/audiobookshelf/default.nix             |  6 +-
 .../audiobookshelf/shelf-module/default.nix   | 91 +++++++++++++++++++
 3 files changed, 101 insertions(+), 1 deletion(-)
 create mode 100644 nixarr/audiobookshelf/shelf-module/default.nix

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0299b2b..2d03970 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Changelog
 
+## Unreleased
+
+Added:
+- Audiobookshelf service, with expose options
+
 ## 2025-05-28
 
 Added:
diff --git a/nixarr/audiobookshelf/default.nix b/nixarr/audiobookshelf/default.nix
index 21993ec..6c29895 100644
--- a/nixarr/audiobookshelf/default.nix
+++ b/nixarr/audiobookshelf/default.nix
@@ -8,6 +8,10 @@ with lib; let
   cfg = config.nixarr.audiobookshelf;
   nixarr = config.nixarr;
 in {
+  imports = [
+    ./shelf-module
+  ];
+
   options.nixarr.audiobookshelf = {
     enable = mkOption {
       type = types.bool;
@@ -165,7 +169,7 @@ in {
     # Always prioritise Audiobookshelf IO
     systemd.services.audiobookshelf.serviceConfig.IOSchedulingPriority = 0;
 
-    services.audiobookshelf = {
+    util-nixarr.services.audiobookshelf = {
       enable = cfg.enable;
       package = cfg.package;
       port = cfg.port;
diff --git a/nixarr/audiobookshelf/shelf-module/default.nix b/nixarr/audiobookshelf/shelf-module/default.nix
new file mode 100644
index 0000000..d420042
--- /dev/null
+++ b/nixarr/audiobookshelf/shelf-module/default.nix
@@ -0,0 +1,91 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+
+with lib;
+
+let
+  cfg = config.util-nixarr.services.audiobookshelf;
+in
+{
+  options.util-nixarr.services.audiobookshelf = {
+    enable = mkEnableOption "Audiobookshelf, self-hosted audiobook and podcast server";
+
+    package = mkPackageOption pkgs "audiobookshelf" { };
+
+    dataDir = mkOption {
+      description = "Path to Audiobookshelf config and metadata inside of /var/lib.";
+      default = "audiobookshelf";
+      type = types.str;
+    };
+
+    host = mkOption {
+      description = "The host Audiobookshelf binds to.";
+      default = "127.0.0.1";
+      example = "0.0.0.0";
+      type = types.str;
+    };
+
+    port = mkOption {
+      description = "The TCP port Audiobookshelf will listen on.";
+      default = 8000;
+      type = types.port;
+    };
+
+    user = mkOption {
+      description = "User account under which Audiobookshelf runs.";
+      default = "audiobookshelf";
+      type = types.str;
+    };
+
+    group = mkOption {
+      description = "Group under which Audiobookshelf runs.";
+      default = "audiobookshelf";
+      type = types.str;
+    };
+
+    openFirewall = mkOption {
+      description = "Open ports in the firewall for the Audiobookshelf web interface.";
+      default = false;
+      type = types.bool;
+    };
+  };
+
+  config = mkIf cfg.enable {
+    systemd.services.audiobookshelf = {
+      description = "Audiobookshelf is a self-hosted audiobook and podcast server";
+
+      after = [ "network.target" ];
+      wantedBy = [ "multi-user.target" ];
+
+      serviceConfig = {
+        Type = "simple";
+        User = cfg.user;
+        Group = cfg.group;
+        StateDirectory = cfg.dataDir;
+        WorkingDirectory = cfg.dataDir;
+        ExecStart = "${cfg.package}/bin/audiobookshelf --host ${cfg.host} --port ${toString cfg.port}";
+        Restart = "on-failure";
+      };
+    };
+
+    users.users = mkIf (cfg.user == "audiobookshelf") {
+      audiobookshelf = {
+        isSystemUser = true;
+        group = cfg.group;
+        home = "/var/lib/${cfg.dataDir}";
+      };
+    };
+
+    users.groups = mkIf (cfg.group == "audiobookshelf") {
+      audiobookshelf = { };
+    };
+
+    networking.firewall = mkIf cfg.openFirewall {
+      allowedTCPPorts = [ cfg.port ];
+    };
+  };
+}