From 9bc7a2e7379204bdef14cb9412be83e2009be78f Mon Sep 17 00:00:00 2001
From: SebastianStork <sebastian.stork@pm.me>
Date: Sun, 21 Sep 2025 17:38:53 +0200
Subject: [PATCH] alloy: Add assertions for log/metric collection dependencies

---
 modules/system/services/alloy.nix | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/modules/system/services/alloy.nix b/modules/system/services/alloy.nix
index b9c6fb1..5c2d195 100644
--- a/modules/system/services/alloy.nix
+++ b/modules/system/services/alloy.nix
@@ -29,6 +29,17 @@ in
   };
 
   config = lib.mkIf cfg.enable {
+    assertions = [
+      {
+        assertion = cfg.collect.victorialogsMetrics -> config.services.victorialogs.enable;
+        message = "Collecting VictoriaLogs metrics requires the VictoriaLogs service to be enabled.";
+      }
+      {
+        assertion = cfg.collect.sshdLogs -> config.services.openssh.enable;
+        message = "Collecting OpenSSH logs requires the OpenSSH service to be enabled.";
+      }
+    ];
+
     meta = {
       domains.list = [ cfg.domain ];
       ports.tcp.list = [ cfg.port ];