From 66b2b452df579e98d445ff1953b25e31506175ff Mon Sep 17 00:00:00 2001
From: Stavros kois <s.kois@outlook.com>
Date: Sun, 20 Nov 2022 23:27:39 +0200
Subject: [PATCH] dnspolicy

---
 .../common/1.0.0/templates/lib/chart/_dnsPolicy.tpl | 13 +++++++++++++
 .../common/1.0.0/templates/lib/chart/_labels.tpl    |  2 +-
 .../common/1.0.0/templates/lib/controller/_pod.tpl  |  3 +++
 library/common/1.0.0/values.yaml                    |  2 ++
 4 files changed, 19 insertions(+), 1 deletion(-)
 create mode 100644 library/common/1.0.0/templates/lib/chart/_dnsPolicy.tpl

diff --git a/library/common/1.0.0/templates/lib/chart/_dnsPolicy.tpl b/library/common/1.0.0/templates/lib/chart/_dnsPolicy.tpl
new file mode 100644
index 0000000000..75d0824b41
--- /dev/null
+++ b/library/common/1.0.0/templates/lib/chart/_dnsPolicy.tpl
@@ -0,0 +1,13 @@
+{{/* Returns dnsPolicy */}}
+{{- define "ix.v1.common.dnsPolicy" -}}
+  {{- $policy := "ClusterFirst" -}}
+  {{- if .Values.dnsPolicy -}}
+    {{- if and (ne .Values.dnsPolicy "Default") (ne .Values.dnsPolicy "ClusterFirst") (ne .Values.dnsPolicy "ClusterFirstWithHostNet") (ne .Values.dnsPolicy "None")  -}}
+      {{- fail "Not valid dnsPolicy. Valid options are ClusterFirst, Default, ClusterFirstWithHostNet, None" -}}
+    {{- end -}}
+    {{- $policy = .Values.dnsPolicy -}}
+  {{- else if .Values.hostNetwork -}}
+    {{- $policy = "ClusterFirstWithHostNet" -}}
+  {{- end -}}
+{{- $policy -}}
+{{- end -}}
diff --git a/library/common/1.0.0/templates/lib/chart/_labels.tpl b/library/common/1.0.0/templates/lib/chart/_labels.tpl
index eaa8cf5eac..8cf8beeb0c 100644
--- a/library/common/1.0.0/templates/lib/chart/_labels.tpl
+++ b/library/common/1.0.0/templates/lib/chart/_labels.tpl
@@ -1,7 +1,7 @@
 {{/* Common labels shared across objects */}}
 {{- define "ix.v1.common.labels" -}}
 helm.sh/chart: {{ include "ix.v1.common.names.chart" . }}
-{{- include "ix.v1.common.labels.selectorLabels" . }}
+{{ include "ix.v1.common.labels.selectorLabels" . }}
 {{- if .Chart.AppVersion }}
 helm-revision: {{ .Release.Revision | quote }}
 app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}
diff --git a/library/common/1.0.0/templates/lib/controller/_pod.tpl b/library/common/1.0.0/templates/lib/controller/_pod.tpl
index bc76f629ef..01b46022e6 100644
--- a/library/common/1.0.0/templates/lib/controller/_pod.tpl
+++ b/library/common/1.0.0/templates/lib/controller/_pod.tpl
@@ -10,6 +10,9 @@ hostNetwork: {{ .Values.hostNetwork }}
 {{- with .Values.hostname }}
 hostname: {{ tpl . $ }}
 {{- end -}}
+{{- with (include "ix.v1.common.dnsPolicy" . | trim ) }}
+dnsPolicy: {{ . }}
+{{- end -}}
 {{- with .Values.termination.gracePeriodSeconds }}
 terminationGracePeriodSeconds: {{ . }}
 {{- end }}
diff --git a/library/common/1.0.0/values.yaml b/library/common/1.0.0/values.yaml
index 07464aa317..58fdd8075e 100644
--- a/library/common/1.0.0/values.yaml
+++ b/library/common/1.0.0/values.yaml
@@ -49,6 +49,8 @@ schedulerName: ""
 
 priorityClassName: ""
 
+dnsPolicy: ""
+
 # TODO: docs
 podSecurityContext:
   runAsUser: 568