From 69006a7764e93c4ae2192fa5346b0a7db7ce2453 Mon Sep 17 00:00:00 2001
From: Marcel Anacker <mail@marcel-anacker.de>
Date: Tue, 27 Feb 2018 15:48:36 +0100
Subject: [PATCH] Alerting: Fix OK state doesn't show up in Microsoft Teams
 (#11032)

* Alerting: Fix OK state doesn't show up in Microsoft Teams

* Fix formatting
---
 pkg/services/alerting/notifiers/teams.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pkg/services/alerting/notifiers/teams.go b/pkg/services/alerting/notifiers/teams.go
index 605b2742325..851e5a01c75 100644
--- a/pkg/services/alerting/notifiers/teams.go
+++ b/pkg/services/alerting/notifiers/teams.go
@@ -82,6 +82,8 @@ func (this *TeamsNotifier) Notify(evalContext *alerting.EvalContext) error {
 	message := this.Mention
 	if evalContext.Rule.State != m.AlertStateOK { //dont add message when going back to alert state ok.
 		message += " " + evalContext.Rule.Message
+	} else {
+		message += " " // summary must not be empty
 	}
 
 	body := map[string]interface{}{