1 files changed, 40 insertions, 0 deletions
diff --git a/modules/system/nixos/bluetooth.nix b/modules/system/nixos/bluetooth.nix
new file mode 100644
index 0000000..1795547
--- /dev/null
+++ b/modules/system/nixos/bluetooth.nix
@@ -0,0 +1,40 @@
+{
+  lib,
+  config,
+  ...
+}: let
+  cfg = config.collinux.system.bluetooth;
+in
+  lib.mkIf cfg.enable {
+    hardware.bluetooth = {
+      enable = true;
+      powerOnBoot = true;
+
+      settings.General = {
+        ControllerMode = "bredr";
+        FastConnectable = true;
+        JustWorksRepairing = "always";
+      };
+    };
+
+    systemd.user.services."mpris-proxy" = {
+      unitConfig = {
+        BindsTo = ["bluetooth.target"];
+        After = ["bluetooth.target"];
+      };
+
+      wantedBy = ["bluetooth.target"];
+
+      # serviceConfig already exists (?)
+    };
+
+    # hardening (down to 2.1 OK)
+    systemd.services."bluetooth".serviceConfig = {
+      IPAddressDeny = "any";
+      ProtectKernelLogs = true;
+      ProtectKernelModules = lib.mkForce true;
+      RestrictAddressFamilies = ["AF_UNIX" "AF_BLUETOOTH"];
+      ProtectClock = true;
+      ProcSubset = "pid";
+    };
+  }