fix(argo-workflows): adjust api version of pod disruption budget by referring to k8s version (#1288)

Signed-off-by: yu-croco <yuki.kita22@gmail.com>

charts/argo-workflows/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v2
 name: argo-workflows
 description: A Helm chart for Argo Workflows
 type: application
-version: 0.15.2
+version: 0.15.3
 appVersion: v3.3.5
 icon: https://raw.githubusercontent.com/argoproj/argo-workflows/master/docs/assets/argo.png
 home: https://github.com/argoproj/argo-helm
@@ -15,4 +15,4 @@ maintainers:
   - name: benjaminws
 annotations:
   artifacthub.io/changes: |
-    - "[Changed]: Update to app version v3.3.5"
+    - "[Fixed]: Adjust api version of pod disruption budget by referring to k8s version"

charts/argo-workflows/templates/_helpers.tpl

@@ -103,6 +103,17 @@ Return the appropriate apiVersion for ingress
 {{- end -}}
 {{- end -}}
 
+{{/*
+Return the appropriate apiVersion for pod disruption budget
+*/}}
+{{- define "argo-workflows.podDisruptionBudget.apiVersion" -}}
+{{- if semverCompare "<1.21-0" (include "argo-workflows.kubeVersion" $) -}}
+{{- print "policy/v1beta1" -}}
+{{- else -}}
+{{- print "policy/v1" -}}
+{{- end -}}
+{{- end -}}
+
 {{/*
 Return the target Kubernetes version
 */}}

charts/argo-workflows/templates/controller/workflow-controller-deployment-pdb.yaml

@@ -1,5 +1,5 @@
 {{- if .Values.controller.pdb.enabled }}
-apiVersion: policy/v1beta1
+apiVersion: {{ include "argo-workflows.podDisruptionBudget.apiVersion" . }}
 kind: PodDisruptionBudget
 metadata:
   name: {{ template "argo-workflows.controller.fullname" . }}

charts/argo-workflows/templates/server/server-deployment-pdb.yaml

@@ -1,5 +1,5 @@
 {{- if and .Values.server.enabled .Values.server.pdb.enabled -}}
-apiVersion: policy/v1beta1
+apiVersion: {{ include "argo-workflows.podDisruptionBudget.apiVersion" . }}
 kind: PodDisruptionBudget
 metadata:
   name: {{ template "argo-workflows.server.fullname" . }}