From 03a5b6d8eb97a94cd60a5c90ee2149122a71b32a Mon Sep 17 00:00:00 2001
From: Dmitry Kalashnik <dkalashnik@mirantis.com>
Date: Tue, 24 Apr 2018 14:02:15 +0400
Subject: [PATCH] Allow to configure relabeling for alerts

Change-Id: I9fab8dc868c620330c5bdc8678d33a57c8256494
Prod-related: PROD-19595
---
 prometheus/files/server/prometheus.yml | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/prometheus/files/server/prometheus.yml b/prometheus/files/server/prometheus.yml
index 3bb85f7..53c7b0c 100644
--- a/prometheus/files/server/prometheus.yml
+++ b/prometheus/files/server/prometheus.yml
@@ -5,6 +5,31 @@ global:
 
 {%- if server.get('config', {}).get('alertmanager') %}
 alerting:
+  {%- if server.get('config', {}).get('alert_relabel_configs') %}
+  alert_relabel_configs:
+    {%- for label in server.config.get('alert_relabel_configs', []) %}
+    - action: {{ label.get('action', 'replace') }}
+      {%- if label.get('source_labels') %}
+        {%- if label.source_labels is string %}
+          {%- set label_list = label.source_labels.split(',') %}
+        {%- elif label.source_labels is list %}
+          {%- set label_list = label.source_labels %}
+        {%- endif %}
+        {%- if label_list is defined %}
+      source_labels: {{ label_list }}
+        {%- endif %}
+      {%- endif %}
+      {%- if label.get('regex') %}
+      regex: "{{ label.regex }}"
+      {%- endif %}
+      {%- if label.get('target_label') %}
+      target_label: "{{ label.target_label }}"
+      {%- endif %}
+      {%- if label.get('replacement') %}
+      replacement: "{{ label.replacement }}"
+      {%- endif %}
+    {%- endfor %}
+  {%- endif %}
   alertmanagers:
     {%- for name, alertmanager in server.config.alertmanager.iteritems() %}
     {%- if alertmanager.get('enabled', True) %}