Fix node-exporter wrong filesystem reading

Signed-off-by: Joonas Rautiola <[email protected]>
tiiuae · Dec 19, 2024 · 5eb505a · 5eb505a
1 parent 33fa8ec
commit 5eb505a
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/services/monitoring/default.nix b/services/monitoring/default.nix
@@ -49,6 +49,11 @@ in
       };
     };
 
+    # with ProtectHome=true, the exporter will report incorrect filesystem bytes for /home
+    systemd.services.prometheus-node-exporter.serviceConfig = lib.mkIf cfg.metrics.enable {
+      ProtectHome = lib.mkForce "read-only";
+    };
+
     # sshified user for monitoring server to log in as
     users.users.sshified = lib.mkIf cfg.metrics.ssh {
       isNormalUser = true;