From ee0b5f7edfe9fba65f9749f65377c4f519c7fc0a Mon Sep 17 00:00:00 2001
From: Alejandro Soto <alejandro@34project.org>
Date: Thu, 2 Apr 2026 23:32:28 -0600
Subject: sys: prepare impermanence declarations in advance of [lustrated]'s
 transition

---
 sys/hardware/bluetooth.nix |  9 +++++++++
 sys/hardware/laptop.nix    |  4 ++++
 sys/hardware/thinkpad.nix  | 13 ++++++++++++-
 3 files changed, 25 insertions(+), 1 deletion(-)

(limited to 'sys/hardware')

diff --git a/sys/hardware/bluetooth.nix b/sys/hardware/bluetooth.nix
index 63e3f0c..30d286f 100644
--- a/sys/hardware/bluetooth.nix
+++ b/sys/hardware/bluetooth.nix
@@ -15,5 +15,14 @@ in {
       enable = true;
       powerOnBoot = mkDefault false;
     };
+
+    local.boot.impermanence.directories = [
+      {
+        directory = "/var/lib/bluetooth";
+        user = "root";
+        group = "root";
+        mode = "u=rwx,g=,o=";
+      }
+    ];
   };
 }
diff --git a/sys/hardware/laptop.nix b/sys/hardware/laptop.nix
index 3b5b772..3123960 100644
--- a/sys/hardware/laptop.nix
+++ b/sys/hardware/laptop.nix
@@ -11,6 +11,10 @@ in {
   };
 
   config = mkIf cfg.enable {
+    local.boot.impermanence.directories = [
+      "/var/lib/upower"
+    ];
+
     services = {
       tlp.enable = true;
       upower.enable = true;
diff --git a/sys/hardware/thinkpad.nix b/sys/hardware/thinkpad.nix
index ab18694..72296ed 100644
--- a/sys/hardware/thinkpad.nix
+++ b/sys/hardware/thinkpad.nix
@@ -30,7 +30,18 @@ in {
 
     hardware.firmware = [pkgs.sof-firmware];
 
-    local.hardware.laptop.enable = true;
+    local = {
+      boot.impermanence.directories = [
+        {
+          directory = "/var/lib/fprint";
+          user = "root";
+          group = "root";
+          mode = "u=rwx,g=,o=";
+        }
+      ];
+
+      hardware.laptop.enable = true;
+    };
 
     services = {
       fprintd.enable = true;
-- 
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