refactor(sys): Modularize and move to `modules/system` or `pkgs`

1 files changed, 53 insertions, 0 deletions

diff --git a/modules/system/services/snapper/default.nix b/modules/system/services/snapper/default.nix
new file mode 100644
index 00000000..bf8201a4
--- /dev/null
+++ b/modules/system/services/snapper/default.nix
@@ -0,0 +1,53 @@
+{
+  config,
+  lib,
+  ...
+}: let
+  cfg = config.soispha.services.snapper;
+in {
+  options.soispha.services.snapper = {
+    enable = lib.mkEnableOption "snapper config";
+  };
+
+  config = lib.mkIf cfg.enable {
+    services.snapper = {
+      configs = {
+        srv = {
+          SUBVOLUME = "/srv";
+          FSTYPE = "btrfs";
+          # users and groups allowed to work with config
+          ALLOW_GROUPS = ["wheel"];
+
+          # sync users and groups from ALLOW_USERS and ALLOW_GROUPS to .snapshots
+          # directory
+          SYNC_ACL = true;
+
+          # run daily number cleanup
+          NUMBER_CLEANUP = false;
+
+          # limit for number cleanup
+          NUMBER_MIN_AGE = 1800;
+          NUMBER_LIMIT = 50;
+          NUMBER_LIMIT_IMPORTANT = 10;
+
+          # create hourly snapshots
+          TIMELINE_CREATE = true;
+
+          # cleanup hourly snapshots after some time
+          TIMELINE_CLEANUP = true;
+
+          # limits for timeline cleanup
+          TIMELINE_MIN_AGE = 1800;
+          TIMELINE_LIMIT_HOURLY = 7;
+          TIMELINE_LIMIT_DAILY = 3;
+          TIMELINE_LIMIT_WEEKLY = 2;
+          TIMELINE_LIMIT_MONTHLY = 0;
+          TIMELINE_LIMIT_YEARLY = 2;
+
+          # cleanup empty pre-post-pairs
+          EMPTY_PRE_POST_CLEANUP = true;
+        };
+      };
+    };
+  };
+}