helm chart - add support for emptyDir storage type (#5610)

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

@@ -108,9 +108,9 @@ spec:
           command:
             - "/bin/sh"
             - "-ec"
-            - | 
+            - |
               exec /usr/bin/weed \
-              {{- if eq .Values.master.logs.type "hostPath" }}
+              {{- if or (eq .Values.master.logs.type "hostPath") (eq .Values.master.logs.type "emptyDir") }}
               -logdir=/logs \
               {{- else }}
               -logtostderr=true \
@@ -158,7 +158,7 @@ spec:
           volumeMounts:
             - name : data-{{ .Release.Namespace }}
               mountPath: /data
-            {{- if eq .Values.master.logs.type "hostPath" }}
+            {{- if or (eq .Values.master.logs.type "hostPath") (eq .Values.master.logs.type "emptyDir") }}
             - name: seaweedfs-master-log-volume
               mountPath: "/logs/"
             {{- end }}
@@ -241,7 +241,11 @@ spec:
         {{- if eq .Values.master.logs.type "existingClaim" }}
         - name: seaweedfs-master-log-volume
           persistentVolumeClaim:
-            claimName: {{ .Values.master.logs.claimName }} 
+            claimName: {{ .Values.master.logs.claimName }}
+        {{- end }}
+        {{- if eq .Values.master.logs.type "emptyDir" }}
+        - name: seaweedfs-master-log-volume
+          emptyDir: {}
         {{- end }}
         {{- if eq .Values.master.data.type "hostPath" }}
         - name: data-{{ .Release.Namespace }}
@@ -252,7 +256,11 @@ spec:
         {{- if eq .Values.master.data.type "existingClaim" }}
         - name: data-{{ .Release.Namespace }}
           persistentVolumeClaim:
-            claimName: {{ .Values.master.data.claimName }} 
+            claimName: {{ .Values.master.data.claimName }}
+        {{- end }}
+        {{- if eq .Values.master.data.type "emptyDir" }}
+        - name: data-{{ .Release.Namespace }}
+          emptyDir: {}
         {{- end }}
         - name: master-config
           configMap: