From 1fe2075869d9b6e97696769fc28466c15d58b028 Mon Sep 17 00:00:00 2001
From: root <root@pastila>
Date: Fri, 31 May 2024 11:27:48 +0200
Subject: [PATCH] pastila: enable zfs scrub/snapshot

---
 pastila/configuration.nix | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/pastila/configuration.nix b/pastila/configuration.nix
index 04947a8..3f0deda 100644
--- a/pastila/configuration.nix
+++ b/pastila/configuration.nix
@@ -17,6 +17,22 @@ in
   boot.loader.grub.enable = true;
   boot.loader.grub.device = "/dev/vda";
 
+  # use the latest kernel compatible with zfs
+  boot.kernelPackages = config.boot.zfs.package.latestCompatibleLinuxPackages;
+
+  # setup automatic snapshots (~short term: retain no more than 1 month)
+  services.zfs.autoSnapshot = {
+    enable = true;
+    frequent = 0;
+    monthly = 0;
+  };
+
+  # automatic scrub, 10th of each month at 3AM
+  services.zfs.autoScrub = {
+    enable = true;
+    interval = "*-*-10 03:00:00";
+  };
+
   networking.hostName = "pastila"; # Define your hostname.
   networking.hostId = "8425e349";