From e5b24e6da2b638a4519ba2cda380cfe8d47c2ba2 Mon Sep 17 00:00:00 2001
From: Alexandre Iooss <erdnaxe@crans.org>
Date: Tue, 4 Jan 2022 08:14:36 +0100
Subject: [PATCH] nixos/prometheus-node-exporter: do not protect home

Set ProtectHome to false for the node exporter. This allows free space
monitoring under /home.
---
 nixos/modules/services/monitoring/prometheus/exporters/node.nix | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/nixos/modules/services/monitoring/prometheus/exporters/node.nix b/nixos/modules/services/monitoring/prometheus/exporters/node.nix
index 5e5fc7cd5524..417920402f34 100644
--- a/nixos/modules/services/monitoring/prometheus/exporters/node.nix
+++ b/nixos/modules/services/monitoring/prometheus/exporters/node.nix
@@ -44,6 +44,8 @@ in
       ];
       # The timex collector needs to access clock APIs
       ProtectClock = any (collector: collector == "timex") cfg.disabledCollectors;
+      # Allow space monitoring under /home
+      ProtectHome = true;
     };
   };
 }