From 6734ab475e1af3937adf8d5a55629d52f2e721b1 Mon Sep 17 00:00:00 2001
From: "jeremy.hulick" <jeremy.hulick@gmail.com>
Date: Tue, 26 Nov 2024 12:47:04 -0700
Subject: [PATCH] add common version label to daemonset pods

Signed-off-by: jeremy.hulick <jeremy.hulick@gmail.com>
---
 charts/promtail/templates/_helpers.tpl | 10 ++++++++++
 charts/promtail/templates/_pod.tpl     |  2 +-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/charts/promtail/templates/_helpers.tpl b/charts/promtail/templates/_helpers.tpl
index 8892e518c2..5e0d9da3e2 100644
--- a/charts/promtail/templates/_helpers.tpl
+++ b/charts/promtail/templates/_helpers.tpl
@@ -50,6 +50,16 @@ app.kubernetes.io/name: {{ include "promtail.name" . }}
 app.kubernetes.io/instance: {{ .Release.Name }}
 {{- end }}
 
+{{/*
+Pod labels
+*/}}
+{{- define "promtail.podLabels" -}}
+{{ include "promtail.selectorLabels" . }}
+{{- if .Chart.AppVersion }}
+app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}
+{{- end }}
+{{- end }}
+
 {{/*
 Create the name of the namespace
 */}}
diff --git a/charts/promtail/templates/_pod.tpl b/charts/promtail/templates/_pod.tpl
index 6c75908bad..93f9d46aa9 100644
--- a/charts/promtail/templates/_pod.tpl
+++ b/charts/promtail/templates/_pod.tpl
@@ -4,7 +4,7 @@ Pod template used in Daemonset and Deployment
 {{- define "promtail.podTemplate" -}}
 metadata:
   labels:
-    {{- include "promtail.selectorLabels" . | nindent 4 }}
+    {{- include "promtail.podLabels" . | nindent 4 }}
     {{- with .Values.podLabels }}
     {{- toYaml . | nindent 4 }}
     {{- end }}