feat(ingress): add ingressClassName attribute in ingress schema

models/kube/frontend/ingress/ingress.k

@@ -7,6 +7,8 @@ schema Ingress(common.Metadata):
 
     Attributes
     ----------
+    ingressClassName: str, default is Undefined, optional.
+        This field should reference an IngressClass resource specifying the name of the controller that will implement the class. If left unspecified, a default IngressClass will be assigned by the controller if any IngressClass has ingressclass.kubernetes.io/is-default-class set to true.
     rules: [networkingv1.IngressRule], default is Undefined, optional
         A list of host rules used to configure the Ingress. If unspecified, or no rule matches, all traffic is sent to the default backend.
     tls: [networkingv1.IngressTLS], default is Undefined, optional
@@ -39,5 +41,6 @@ schema Ingress(common.Metadata):
         ]
     }
     """
+    ingressClassName?: str
     rules?: [networkingv1.IngressRule]
     tls?: [networkingv1.IngressTLS]

models/kube/mixins/ingress_mixin.k

@@ -12,6 +12,7 @@ mixin IngressMixin for protocol.ServerProtocol:
                     name = _s?.name or "{}-{}-{}".format(metadata.__META_APP_NAME, metadata.__META_ENV_TYPE_NAME, _i)
                     namespace = _s?.namespace or "{}-{}".format(metadata.__META_APP_NAMESPACE, metadata.__META_ENV_TYPE_NAME)
                 }
+                spec.ingressClassName = _s?.ingressClassName
                 spec.rules = _s?.rules
                 spec.tls = _s?.tls
             } for _i, _s in config.ingresses]