Fix condition bug introduced in gravitl#29

Add introduced parameter to values.yaml

Author: philband

templates/mq.yaml

@@ -85,9 +85,9 @@ spec:
         name: wait-script
       - name: shared-data
         persistentVolumeClaim:
-        {{- if not .Values.mq.existingClaim }}
+        {{- if .Values.mq.existingClaim }}
           claimName: {{ .Values.mq.existingClaim }}
-        {{- else }} 
+        {{- else }}
           claimName: {{ include "netmaker.fullname" . }}-shared-data-pvc
         {{- end }}
 ---

values.yaml

@@ -44,6 +44,8 @@ mq:
   singlenode: false
   storageSize: 128Mi
   password: 3yyerWGdds43yegGR
+  # -- existing claim for shared-data PVC
+  # existingClaim: ""
   RWX:
     storageClassName: ""