From c541fa4e6e2d07dd7a4da538d4e35b4ce09285db Mon Sep 17 00:00:00 2001
From: Tibo De Peuter <tibo@depeuter.dev>
Date: Sat, 24 May 2025 20:04:26 +0200
Subject: [PATCH] feat: Calibre (Desktop + Web)

---
 modules/apps/calibre/default.nix | 171 +++++++++++++++++++++++++++++--
 1 file changed, 160 insertions(+), 11 deletions(-)

diff --git a/modules/apps/calibre/default.nix b/modules/apps/calibre/default.nix
index 6fddb81..fc7cd57 100644
--- a/modules/apps/calibre/default.nix
+++ b/modules/apps/calibre/default.nix
@@ -1,17 +1,166 @@
-{ config, lib, ... }:
+{ config, lib, pkgs, ... }:
 
 let
   cfg = config.homelab.apps.calibre;
-in {
-  options.homelab.apps.calibre.enable = lib.mkEnableOption "Calibre";
 
-  config = lib.mkIf cfg.enable {
-    users.users.calibre = {
-      uid = lib.mkForce 3010;
-      isSystemUser = true;
-      group = config.users.groups.media.name;
-      home = "/var/empty";
-      shell = null;
-    };
+  PUID = toString config.users.users.calibre.uid;
+  PGID = toString config.users.groups.media.gid;
+
+  networkName = "calibre";
+in {
+  options.homelab.apps.calibre = {
+    enable  = lib.mkEnableOption "Calibre (Desktop + Web)";
+    desktop = lib.mkEnableOption "Calibre Desktop (KasmVNC)";
+    web     = lib.mkEnableOption "Calibre Web";
   };
+
+  config = lib.mkMerge [
+    {
+      homelab.apps.calibre = lib.mkIf cfg.enable {
+        desktop = true;
+        web     = true;
+      };
+    }
+
+    # Common
+    (lib.mkIf (cfg.desktop || cfg.web) {
+      homelab = {
+        users.media.enable = true;
+        virtualisation.containers.enable = true;
+      };
+
+      users.users.calibre = {
+        uid = lib.mkForce 3010;
+        isSystemUser = true;
+        group = config.users.groups.media.name;
+        home = "/var/empty";
+        shell = null;
+      };
+
+      fileSystems."/srv/books" = {
+        device = "192.168.0.11:/mnt/SMALL/MEDIA/BOOKS";
+        fsType = "nfs";
+        options = [
+          "rw"
+          "auto"
+          "nfsvers=4.2"
+          "rsize=1048576" "wsize=1048576"
+          "soft"
+          "timeo=600" "retrans=2"
+          "_netdev" "nosuid" "tcp"
+        ];
+      };
+
+      # Make sure the Docker network exists.
+      systemd.services."docker-${networkName}-create-network" = {
+        requiredBy = [
+          "docker-calibre.service"
+        ];
+        serviceConfig = {
+          Type = "oneshot";
+          RemainAfterExit = true;
+        };
+        script = ''
+          if ! ${pkgs.docker}/bin/docker network ls | grep -q ${networkName}; then
+            ${pkgs.docker}/bin/docker network create ${networkName}
+          fi
+        '';
+      };
+    })
+
+    # Calibre desktop
+    {
+      fileSystems."/srv/calibre-config" = {
+        device = "192.168.0.11:/mnt/SMALL/CONFIG/CALIBRE";
+        fsType = "nfs";
+        options = [
+          "rw"
+          "auto"
+          "nfsvers=4.2"
+          "rsize=1048576" "wsize=1048576"
+          "soft"
+          "timeo=600" "retrans=2"
+          "_netdev" "nosuid" "tcp"
+        ];
+      };
+
+      virtualisation.oci-containers.containers.calibre = {
+        hostname = "calibre";
+        image = "lscr.io/linuxserver/calibre:latest";
+        autoStart = true;
+        ports = [
+          # Open ports if you don't use Traefik
+          "9480:8080" # Calibre desktop GUI
+          #"9481:8181" # Calibre desktop GUI HTTPS
+          #"9581:8081" # Calibre webserver gui
+        ];
+        extraOptions = [
+          "--network=${networkName}"
+
+          # syscalls are unkown to Docker
+          #"--security-opt" "seccomp=unconfined"
+        ];
+        environment = {
+          inherit PUID PGID;
+          #UMASK = "022";
+
+          TZ = config.time.timeZone;
+
+          #PASSWORD = "";
+          #CLI_ARGS = "";
+        };
+        volumes = [
+          "/srv/calibre-config:/config"
+
+          "/srv/books:/media/books"
+        ];
+      };
+    }
+
+    # Calibre Web
+    {
+      fileSystems."/srv/calibre-web-config" = {
+        device = "192.168.0.11:/mnt/SMALL/CONFIG/CALIBRE-WEB";
+        fsType = "nfs";
+        options = [
+          "rw"
+          "auto"
+          "nfsvers=4.2"
+          "rsize=1048576" "wsize=1048576"
+          "soft"
+          "timeo=600" "retrans=2"
+          "_netdev" "nosuid" "tcp"
+        ];
+      };
+
+      virtualisation.oci-containers.containers.calibre-web = {
+        hostname = "calibre-web";
+        image = "lscr.io/linuxserver/calibre-web:latest";
+        autoStart = true;
+        ports = [
+          # Open ports if you don't use Traefik
+          "8083:8083" # Web UI
+        ];
+        extraOptions = [
+          "--network=${networkName}"
+        ];
+        environment = {
+          inherit PUID PGID;
+          #UMASK = "022";
+
+          TZ = config.time.timeZone;
+
+          # (x86-64 only) Adds the ability to perform ebook conversion
+          DOCKER_MODS = "linuxserver/mods:universal-calibre";
+          # Allow Google Oauth
+          #OAUTHLIB_RELAX_TOKEN_SCOPE = "1";
+        };
+        volumes = [
+          "/srv/calibre-web-config:/config"
+
+          "/srv/books:/media/books"
+        ];
+      };
+    }
+  ];
 }