From 2b5fe69994653f383e4e9c1d47e0b928594a158c Mon Sep 17 00:00:00 2001
From: Manuel Thalmann <m@nuth.ch>
Date: Wed, 1 May 2024 03:07:42 +0200
Subject: [PATCH] Allow enabling spice

---
 lib/config/custom-build-vm.nix | 35 +++++++++++++++++++++++++++++++---
 1 file changed, 32 insertions(+), 3 deletions(-)

diff --git a/lib/config/custom-build-vm.nix b/lib/config/custom-build-vm.nix
index 91ad630..5d42460 100644
--- a/lib/config/custom-build-vm.nix
+++ b/lib/config/custom-build-vm.nix
@@ -31,9 +31,25 @@ in {
           default = false;
         };
 
-        qemu.runInBackground = lib.mkOption {
-          type = lib.types.bool;
-          default = false;
+        qemu = {
+          runInBackground = lib.mkOption {
+            type = lib.types.bool;
+            default = false;
+          };
+
+          spice = {
+            enable = lib.mkEnableOption "spice";
+
+            bindAddress = lib.mkOption {
+              type = lib.types.str;
+              default = "127.0.0.1";
+            };
+
+            port = lib.mkOption {
+              type = lib.types.port;
+              default = 5900;
+            };
+          };
         };
       };
     };
@@ -54,6 +70,19 @@ in {
             virtualisation = {
               runAsRoot = lib.mkIf vmVariant.virtualisation.sharedHostKeys true;
 
+              qemu.options =
+                with {
+                  inherit (vmVariant.virtualisation.qemu) spice;
+                };
+                (
+                  lib.optional (spice.enable)
+                    ("-spice " + (
+                      lib.concatStringsSep "," [
+                        "addr=${lib.escapeShellArg spice.bindAddress}"
+                        "port=${toString spice.port}"
+                        "disable-ticketing=on"
+                      ])));
+
               sharedDirectories = lib.optionalAttrs (vmVariant.virtualisation.sharedHostKeys) {
                 hostKeys =
                 let