From 90827099fcabc17e3bb4137ab1d843ce108cd686 Mon Sep 17 00:00:00 2001
From: Seth Flynn <getchoo@tuta.io>
Date: Wed, 29 Jan 2025 15:32:09 -0500
Subject: nixos+darwin/determinate: init

---
 modules/nixos/traits/determinate.nix | 63 ++++++++++++++++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 modules/nixos/traits/determinate.nix

(limited to 'modules/nixos/traits/determinate.nix')

diff --git a/modules/nixos/traits/determinate.nix b/modules/nixos/traits/determinate.nix
new file mode 100644
index 0000000..459b128
--- /dev/null
+++ b/modules/nixos/traits/determinate.nix
@@ -0,0 +1,63 @@
+{
+  config,
+  lib,
+  inputs',
+  ...
+}:
+
+let
+  cfg = config.traits.determinate;
+
+  package = inputs'.determinate.packages.default;
+in
+
+{
+  config = lib.mkIf cfg.enable (
+    lib.mkMerge [
+      (lib.mkIf cfg.determinate-nixd.enable {
+        environment.systemPackages = [
+          package
+        ];
+
+        systemd = {
+          services.nix-daemon.serviceConfig = {
+            ExecStart = [
+              ""
+              "@${lib.getExe' package "determinate-nixd"} determinate-nixd --nix-bin ${config.nix.package}/bin daemon"
+            ];
+            KillMode = lib.mkDefault "process";
+            LimitNOFILE = lib.mkDefault 1048576;
+            LimitSTACK = lib.mkDefault "64M";
+            TasksMax = lib.mkDefault 1048576;
+          };
+
+          sockets = {
+            determinate-nixd = {
+              description = "Determinate Nixd Daemon Socket";
+              wantedBy = [ "sockets.target" ];
+              before = [ "multi-user.target" ];
+
+              unitConfig = {
+                RequiresMountsFor = [
+                  "/nix/store"
+                  "/nix/var/determinate"
+                ];
+              };
+
+              socketConfig = {
+                Service = "nix-daemon.service";
+                FileDescriptorName = "determinate-nixd.socket";
+                ListenStream = "/nix/var/determinate/determinate-nixd.socket";
+                DirectoryMode = "0755";
+              };
+            };
+
+            nix-daemon.socketConfig = {
+              FileDescriptorName = "nix-daemon.socket";
+            };
+          };
+        };
+      })
+    ]
+  );
+}
-- 
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