1 files changed, 47 insertions, 0 deletions
diff --git a/sys/btrfs/mounts.nix b/sys/btrfs/mounts.nix
new file mode 100644
index 0000000..3863356
--- /dev/null
+++ b/sys/btrfs/mounts.nix
@@ -0,0 +1,47 @@
+{
+  lib,
+  config,
+  pkgs,
+  ...
+}:
+with lib; let
+  cfg = config.local.btrfs;
+in {
+  options.local.btrfs = {
+    mounts = mkOption {
+      default = {};
+
+      type = with lib.types;
+        attrsOf (submodule {
+          options = {
+            ssd = mkOption {
+              type = bool;
+            };
+
+            device = mkOption {
+              type = str;
+            };
+
+            subvol = mkOption {
+              type = str;
+            };
+          };
+        });
+    };
+  };
+
+  config = mkIf (cfg.mounts != {}) {
+    fileSystems = let
+      btrfsMount = {
+        device,
+        subvol,
+        ssd,
+      }: {
+        inherit device;
+        fsType = "btrfs";
+        options = ["noatime" "compress=zstd" "subvol=${subvol}"] ++ optional ssd "ssd";
+      };
+    in
+      mapAttrs (_: btrfsMount) cfg.mounts;
+  };
+}