From 79598c5a3787d74478b794eb75e4fe9ff2bd68fb Mon Sep 17 00:00:00 2001
From: Lauri Tirkkonen <lauri.tirkkonen@paypay-corp.co.jp>
Date: Fri, 5 Jan 2024 16:35:50 +0900
Subject: [PATCH] out_prometheus_exporter: respond with 200 even with no
 metrics

---
 plugins/out_prometheus_exporter/prom_http.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/plugins/out_prometheus_exporter/prom_http.c b/plugins/out_prometheus_exporter/prom_http.c
index 5f3307f9af0..e226790e0c9 100644
--- a/plugins/out_prometheus_exporter/prom_http.c
+++ b/plugins/out_prometheus_exporter/prom_http.c
@@ -163,17 +163,17 @@ static void cb_metrics(mk_request_t *request, void *data)
     struct prom_http_buf *buf;
     (void) data;
 
+    mk_http_status(request, 200);
+    flb_hs_add_content_type_to_req(request, FLB_HS_CONTENT_TYPE_PROMETHEUS);
+
     buf = metrics_get_latest();
     if (!buf) {
-        mk_http_status(request, 404);
         mk_http_done(request);
         return;
     }
 
     buf->users++;
 
-    mk_http_status(request, 200);
-    flb_hs_add_content_type_to_req(request, FLB_HS_CONTENT_TYPE_PROMETHEUS);
     mk_http_send(request, buf->buf_data, buf->buf_size, NULL);
     mk_http_done(request);