[stable/pgadmin] update api versions (#20751)

Update Ingress and Deployment apiVersions for Kubernetes 1.16 support

Signed-off-by: Rowan Ruseler <rowanruseler@gmail.com>

stable/pgadmin/Chart.yaml

@@ -1,7 +1,7 @@
 apiVersion: v1
 description: pgAdmin is a web based administration tool for PostgreSQL database
 name: pgadmin
-version: 1.1.5
+version: 1.2.0
 appVersion: 4.18.0
 home: https://www.pgadmin.org/
 source: https://github.com/rowanruseler/pgadmin

stable/pgadmin/templates/_helpers.tpl

@@ -61,3 +61,25 @@ Defines a JSON file containing server definitions. This allows connection inform
   }
 }
 {{- end -}}
+
+{{/*
+Return the appropriate apiVersion for deployment.
+*/}}
+{{- define "deployment.apiVersion" -}}
+{{- if semverCompare "<1.9-0" .Capabilities.KubeVersion.GitVersion -}}
+{{- print "apps/v1beta2" -}}
+{{- else -}}
+{{- print "apps/v1" -}}
+{{- end -}}
+{{- end -}}
+
+{{/*
+Return the appropriate apiVersion for ingress.
+*/}}
+{{- define "ingress.apiVersion" -}}
+{{- if .Capabilities.APIVersions.Has "networking.k8s.io/v1beta1" }}
+{{- print "networking.k8s.io/v1beta1" -}}
+{{- else -}}
+{{- print "extensions/v1beta1" -}}
+{{- end -}}
+{{- end -}}

stable/pgadmin/templates/deployment.yaml

@@ -1,5 +1,5 @@
 {{- $fullName := include "pgadmin.fullname" . -}}
-apiVersion: apps/v1
+apiVersion: {{ template "deployment.apiVersion" . }}
 kind: Deployment
 metadata:
   name: {{ $fullName }}

stable/pgadmin/templates/ingress.yaml

@@ -1,6 +1,6 @@
 {{- if .Values.ingress.enabled -}}
 {{- $fullName := include "pgadmin.fullname" . -}}
-apiVersion: extensions/v1beta1
+apiVersion: {{ template "ingress.apiVersion" . }}
 kind: Ingress
 metadata:
   name: {{ $fullName }}