[helm] add possibility to use array for imagePullSecrets (#4782)

add possibility to use array for imagePullSecrets

k8s/charts/seaweedfs/templates/_helpers.tpl

@@ -182,4 +182,19 @@ Inject extra environment vars in the format key:value, if populated
 {{- else -}}
 {{- printf "false" -}}
 {{- end -}}
-{{- end -}}
+{{- end -}}
+
+{{/* Return the proper imagePullSecrets */}}
+{{- define "seaweedfs.imagePullSecrets" -}}
+{{- if .Values.global.imagePullSecrets }}
+{{- if kindIs "string" .Values.global.imagePullSecrets }}
+imagePullSecrets:
+  - name: {{ .Values.global.imagePullSecrets }}
+{{- else }}
+imagePullSecrets:
+{{- range .Values.global.imagePullSecrets }}
+  - name: {{ . }}
+{{- end }}
+{{- end }}
+{{- end }}
+{{- end -}}

k8s/charts/seaweedfs/templates/filer-statefulset.yaml

@@ -42,10 +42,7 @@ spec:
       tolerations:
         {{ tpl .Values.filer.tolerations . | nindent 8 | trim }}
       {{- end }}
-      {{- if .Values.global.imagePullSecrets }}
-      imagePullSecrets:
-        - name: {{ .Values.global.imagePullSecrets }}
-      {{- end }}
+      {{- include "seaweedfs.imagePullSecrets" . | nindent 6 }}
       {{- if .Values.global.createClusterRole }}
       serviceAccountName: seaweedfs-rw-sa #hack for delete pod master after migration
       {{- end }}

k8s/charts/seaweedfs/templates/master-statefulset.yaml

@@ -42,10 +42,7 @@ spec:
       tolerations:
         {{ tpl .Values.master.tolerations . | nindent 8 | trim }}
       {{- end }}
-      {{- if .Values.global.imagePullSecrets }}
-      imagePullSecrets:
-        - name: {{ .Values.global.imagePullSecrets }}
-      {{- end }}
+      {{- include "seaweedfs.imagePullSecrets" . | nindent 6 }}
       terminationGracePeriodSeconds: 60
       {{- if .Values.master.priorityClassName }}
       priorityClassName: {{ .Values.master.priorityClassName | quote }}

k8s/charts/seaweedfs/templates/s3-deployment.yaml

@@ -30,10 +30,7 @@ spec:
       tolerations:
         {{ tpl .Values.s3.tolerations . | nindent 8 | trim }}
       {{- end }}
-      {{- if .Values.global.imagePullSecrets }}
-      imagePullSecrets:
-        - name: {{ .Values.global.imagePullSecrets }}
-      {{- end }}
+      {{- include "seaweedfs.imagePullSecrets" . | nindent 6 }}
       terminationGracePeriodSeconds: 10
       {{- if .Values.s3.priorityClassName }}
       priorityClassName: {{ .Values.s3.priorityClassName | quote }}

k8s/charts/seaweedfs/templates/volume-statefulset.yaml

@@ -36,10 +36,7 @@ spec:
       tolerations:
         {{ tpl .Values.volume.tolerations . | nindent 8 | trim }}
       {{- end }}
-      {{- if .Values.global.imagePullSecrets }}
-      imagePullSecrets:
-        - name: {{ .Values.global.imagePullSecrets }}
-      {{- end }}
+      {{- include "seaweedfs.imagePullSecrets" . | nindent 6 }}
       terminationGracePeriodSeconds: 150
       {{- if .Values.volume.priorityClassName }}
       priorityClassName: {{ .Values.volume.priorityClassName | quote }}