fixed empty env to list

.gitignore

@@ -0,0 +1,37 @@
+# General files for the project
+pkg/*
+*.pyc
+bin/*
+.project
+/.bin
+/_test/secrets/*.json
+
+# OSX leaves these everywhere on SMB shares
+._*
+
+# OSX trash
+.DS_Store
+
+# Files generated by JetBrains IDEs, e.g. IntelliJ IDEA
+.idea/
+*.iml
+
+# Vscode files
+.vscode
+
+# Emacs save files
+*~
+\#*\#
+.\#*
+
+# Vim-related files
+[._]*.s[a-w][a-z]
+[._]s[a-w][a-z]
+*.un~
+Session.vim
+.netrwhist
+
+# Chart dependencies
+**/charts/*.tgz
+
+.history

templates/_statefulset.tpl

@@ -51,21 +51,18 @@ spec:
           {{- end -}}
           {{- end }}
           env:
-            {{- include "lib.environmentVariables" . | default "{}" | nindent 12 }}
+            {{- include "lib.environmentVariables" . | default "[]" | nindent 12 }}
           livenessProbe:
             {{- toYaml .Values.livenessProbe | nindent 12 }}
           readinessProbe:
             {{- toYaml .Values.readinessProbe | nindent 12 }}
           resources:
             {{- toYaml .Values.resources | nindent 12 }}
-          {{- with .Values.volumeMounts }}
           volumeMounts:
-            {{- toYaml . | nindent 12 }}
-          {{- end }}
-      {{- with .Values.volumes }}
-      volumes:
-        {{- toYaml . | nindent 8 }}
-      {{- end }}
+            {{- range $i, $values := .Values.volumeClaimTemplates }}
+            - name: {{ $values.name }}
+              mountPath: {{ $values.mountPath }}
+            {{- end }}
       {{- with .Values.nodeSelector }}
       nodeSelector:
         {{- toYaml . | nindent 8 }}
@@ -78,4 +75,16 @@ spec:
       tolerations:
         {{- toYaml . | nindent 8 }}
       {{- end }}
+  volumeClaimTemplates:
+  {{- range $i, $values := .Values.volumeClaimTemplates }}
+    - metadata:
+        name: {{ $values.name }}
+      spec:
+        accessModes:
+          -  {{ required (printf "accessMode is required for volumeClaimTemplate %v" $values.name) $values.accessMode  | quote }}
+        storageClassName: {{ required (printf "storageClassName is required for volumeClaimTemplate %v" $values.name) $values.storageClassName  | quote }}
+        resources:
+          requests:
+            storage: {{ required (printf "size is required for volumeClaimTemplate %v" $values.name) $values.size | quote }}
+  {{- end }}
 {{- end -}}

values.yaml

@@ -120,6 +120,17 @@ volumeMounts: []
 #   mountPath: "/etc/foo"
 #   readOnly: true
 
+# used for statefulset https://kubernetes.io/docs/concepts/workloads/controllers/statefulset
+volumeClaimTemplates: []
+#volumeClaimTemplates:
+#  - name: www
+#    mountPath: /var/www/html
+#    accessModes: "ReadWriteOnce"
+#    storageClassName: "my-storage-class"
+#    size: 1Gi
+
+
+
 serviceAccount:
   # Specifies whether a service account should be created
   create: true