From 51f0ae2e237bd4ac1e48ffb50c097bcee88fc4e8 Mon Sep 17 00:00:00 2001
From: Nils Andreas Svee <me@lochnair.net>
Date: Wed, 14 Oct 2026 01:23:28 +0700
Subject: [PATCH] fix(config): reject reflector entries without protocols

---
 src/settings/validation.rs | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/settings/validation.rs b/src/settings/validation.rs
index b48e2af..2efcf85 100644
--- a/src/settings/validation.rs
+++ b/src/settings/validation.rs
@@ -212,6 +212,15 @@ impl ReflectorSettings {
             );
         }
 
+        for (index, reflector) in self.entries.iter().enumerate() {
+            if reflector.protocols.is_empty() {
+                report.error(
+                    "reflectors.entries",
+                    format!("entry {index} must have at least one measurement protocol"),
+                );
+            }
+        }
+
         for (index, file) in self.files.iter().enumerate() {
             if file.trim().is_empty() {
                 report.error(