From a8fa52acd74506232bc7f669492eced50115d275 Mon Sep 17 00:00:00 2001
From: Geod24 <pro.mathias.lang@gmail.com>
Date: Fri, 1 Apr 2022 11:02:58 +0900
Subject: [PATCH] Metrics: Change scrape_duration to milliseconds only

The default encoding appends a string, which Prometheus doesn't like,
and that kills the whole stats. Using a millisecond resolution is good enough.
---
 source/agora/stats/CollectorRegistry.d | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/source/agora/stats/CollectorRegistry.d b/source/agora/stats/CollectorRegistry.d
index f1fe9f76983..ae542d3175a 100644
--- a/source/agora/stats/CollectorRegistry.d
+++ b/source/agora/stats/CollectorRegistry.d
@@ -96,7 +96,7 @@ public class CollectorRegistry
         }
 
         return this.collector.getCollection() ~
-            format("scrape_duration \"%s\"", MonoTime.currTime - start);
+            format("scrape_duration_ms %s", (MonoTime.currTime - start).total!"msecs");
     }
 }