From 83785cc77d9d2052d9641eaac1d4e85b7fd70f39 Mon Sep 17 00:00:00 2001
From: finga <finga@onders.org>
Date: Thu, 18 Nov 2021 00:16:09 +0100
Subject: [PATCH] Add comments to metrics

To improve readability.
---
 src/main.rs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/main.rs b/src/main.rs
index 4cd5658..21f912e 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -434,9 +434,13 @@ async fn metrics(
     metrics: &State<WebhookeyMetrics>,
     config: &State<Config>,
 ) -> Option<String> {
+    // Are metrics configured?
     if let Some(metrics_config) = &config.metrics {
+        // Are metrics enabled?
         if metrics_config.enabled {
+            // Is a filter configured?
             if let Some(filter) = &metrics_config.ip_filter {
+                // Does the request match the filter?
                 if filter.validate(&address.ip()) {
                     return Some(get_metrics(metrics));
                 }