From a09983ae35713f5a2bbb100981116d31ce99826e Mon Sep 17 00:00:00 2001
From: GitLab Bot <gitlab-bot@gitlab.com>
Date: Mon, 20 Jul 2020 12:26:25 +0000
Subject: Add latest changes from gitlab-org/gitlab@13-2-stable-ee

---
 app/models/prometheus_metric.rb | 1 +
 1 file changed, 1 insertion(+)

(limited to 'app/models/prometheus_metric.rb')

diff --git a/app/models/prometheus_metric.rb b/app/models/prometheus_metric.rb
index 571b586056b..bfd23d2a334 100644
--- a/app/models/prometheus_metric.rb
+++ b/app/models/prometheus_metric.rb
@@ -11,6 +11,7 @@ class PrometheusMetric < ApplicationRecord
   validates :group, presence: true
   validates :y_label, presence: true
   validates :unit, presence: true
+  validates :identifier, uniqueness: { scope: :project_id }, allow_nil: true
 
   validates :project, presence: true, unless: :common?
   validates :project, absence: true, if: :common?
-- 
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