set persistent volumes with VolumeClaimTemplates

Author: cgiraldo

charts/hdfs/Chart.yaml

@@ -11,4 +11,4 @@ maintainers:
 name: hdfs
 sources:
 - https://github.com/apache/hadoop
-version: 0.1.0
+version: 0.1.1

charts/hdfs/templates/hdfs-dn-pvc.yaml

@@ -101,10 +101,24 @@ spec:
         configMap:
           name: {{ include "hdfs.fullname" . }}-namenode-exporter
       {{- end }}
+      {{- if not .Values.persistence.nameNode.enabled }}
       - name: dfs
-      {{- if .Values.persistence.nameNode.enabled }}
-        persistentVolumeClaim:
-          claimName: {{ include "hdfs.fullname" . }}-namenode
-      {{- else }}
         emptyDir: {}
       {{- end }}
+  {{- if .Values.persistence.nameNode.enabled }}
+  volumeClaimTemplates:
+  - metadata:
+      name: dfs
+    spec:
+      accessModes: [ "ReadWriteOnce" ]
+      resources:
+        requests:
+          storage: "{{ .Values.persistence.nameNode.size }}"
+      {{- if .Values.persistence.nameNode.storageClass }}
+      {{- if (eq "-" .Values.persistence.nameNode.storageClass) }}
+      storageClassName: ""
+      {{- else }}
+      storageClassName: "{{ .Values.persistence.nameNode.storageClass }}"
+      {{- end }}
+      {{- end }}
+  {{- end }}

charts/hdfs/templates/hdfs-nn-pvc.yaml

@@ -0,0 +1,9 @@
+#!/bin/bash
+
+ARGS=$@
+
+docker run -ti --rm \
+  --net=host \
+  -v $PWD:/gradiant \
+  -v $HOME/.kube/config:/root/.kube/config \
+  --workdir=/gradiant quay.io/helmpack/chart-testing ct $ARGS