From fe6d5746ab472dae4c3f21db246dfdd35d800c03 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C5=81ukasz=20Mierzwa?= <l.mierzwa@gmail.com>
Date: Fri, 12 Jun 2020 17:43:30 +0100
Subject: [PATCH] fix(backend): ignore alerts without alertmanager

---
 cmd/karma/views.go | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/cmd/karma/views.go b/cmd/karma/views.go
index 46f401020..0e85fdd62 100644
--- a/cmd/karma/views.go
+++ b/cmd/karma/views.go
@@ -243,7 +243,6 @@ func alerts(c *gin.Context) {
 				}
 			}
 			if !validFilters || (slices.BoolInSlice(results, true) && !slices.BoolInSlice(results, false)) {
-				matches++
 
 				blockedAMs := map[string]bool{}
 				for _, am := range alert.Alertmanager {
@@ -263,6 +262,11 @@ func alerts(c *gin.Context) {
 					}
 					alert.Alertmanager = ams
 				}
+				if len(alert.Alertmanager) == 0 {
+					continue
+				}
+
+				matches++
 
 				alertGridLabelValues := map[string]bool{}
 				switch gridLabel {