not create pvc if existing claim is set

library/common-test/tests/persistence/pvc_data_test.yaml

@@ -35,6 +35,17 @@ tests:
         isNull:
           path: spec.storageClassName
 
+  - it: should not create pvc when existingClaim is set
+    set:
+      persistence:
+        my-volume1:
+          enabled: true
+          type: pvc
+          existingClaim: some-existing-claim
+    asserts:
+      - hasDocuments:
+          of: 0
+
   - it: should create pvc with accessModes set as string
     set:
       some_mode: ReadWriteMany

library/common/1.0.0/templates/spawner/_pvc.tpl

@@ -18,7 +18,7 @@
       {{- include "ix.v1.common.lib.persistence.validation" (dict "rootCtx" $ "objectData" $objectData) -}}
 
       {{/* Only spawn PVC if it's enabled and type of "pvc" */}}
-      {{- if eq "pvc" $objectData.type -}}
+      {{- if and (eq "pvc" $objectData.type) (not $objectData.existingClaim) -}}
 
         {{- $objectName := (printf "%s-%s" (include "ix.v1.common.lib.chart.names.fullname" $) $name) -}}
         {{/* Perform validations */}}