From 9f6e0487cde95d8080543596a1a8e0d10566e960 Mon Sep 17 00:00:00 2001
From: Joe Mou <dev@mou.fo>
Date: Mon, 23 Dec 2024 13:34:33 -0800
Subject: Manual duperemove systemd service

Deduplicate btrfs files.
---
 hostnix/elmo/configuration.nix | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/hostnix/elmo/configuration.nix b/hostnix/elmo/configuration.nix
index 7f5b197..b70cfe3 100644
--- a/hostnix/elmo/configuration.nix
+++ b/hostnix/elmo/configuration.nix
@@ -90,6 +90,16 @@
     };
   };
 
+  systemd.services.duperemove = {
+    serviceConfig = {
+      Type = "simple";
+      CacheDirectory = "duperemove";
+    };
+    script = ''
+      exec ${pkgs.duperemove}/bin/duperemove -dhrq --hashfile $CACHE_DIRECTORY/hashfile /srv /var
+    '';
+  };
+
   networking.firewall.allowedTCPPorts = [ 80 443 ];
 
   # This value determines the NixOS release from which the default
-- 
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