Support existing PSPs in Helm chart

charts/ingress-nginx/values.yaml

@@ -18,6 +18,9 @@ controller:
     runAsUser: 101
     allowPrivilegeEscalation: true
 
+  # Use an existing PSP instead of creating one
+  existingPsp: ""
+
   # Configures the ports the nginx-controller listens on
   containerPort:
     http: 80
@@ -473,6 +476,9 @@ controller:
     namespaceSelector: {}
     objectSelector: {}
 
+    # Use an existing PSP instead of creating one
+    existingPsp: ""
+
     service:
       annotations: {}
       # clusterIP: ""
@@ -609,6 +615,9 @@ defaultBackend:
     readOnlyRootFilesystem: true
     allowPrivilegeEscalation: false
 
+  # Use an existing PSP instead of creating one
+  existingPsp: ""
+
   extraArgs: {}
 
   serviceAccount: