add subjectaccessreview field and label selectors

Co-authored-by: Jordan Liggitt <liggitt@google.com>

Kubernetes-commit: 90f0b88b6a5855054460f45edc369f1edea0b97f

pkg/apis/meta/v1/types.go

@@ -1278,6 +1278,33 @@ const (
  LabelSelectorOpDoesNotExist LabelSelectorOperator = "DoesNotExist"
 )
 
+// FieldSelectorRequirement is a selector that contains values, a key, and an operator that
+// relates the key and values.
+type FieldSelectorRequirement struct {
+ // key is the field selector key that the requirement applies to.
+ Key string `json:"key" protobuf:"bytes,1,opt,name=key"`
+ // operator represents a key's relationship to a set of values.
+ // Valid operators are In, NotIn, Exists, DoesNotExist.
+ // The list of operators may grow in the future.
+ Operator FieldSelectorOperator `json:"operator" protobuf:"bytes,2,opt,name=operator,casttype=FieldSelectorOperator"`
+ // values is an array of string values.
+ // If the operator is In or NotIn, the values array must be non-empty.
+ // If the operator is Exists or DoesNotExist, the values array must be empty.
+ // +optional
+ // +listType=atomic
+ Values []string `json:"values,omitempty" protobuf:"bytes,3,rep,name=values"`
+}
+
+// A field selector operator is the set of operators that can be used in a selector requirement.
+type FieldSelectorOperator string
+
+const (
+ FieldSelectorOpIn FieldSelectorOperator = "In"
+ FieldSelectorOpNotIn FieldSelectorOperator = "NotIn"
+ FieldSelectorOpExists FieldSelectorOperator = "Exists"
+ FieldSelectorOpDoesNotExist FieldSelectorOperator = "DoesNotExist"
+)
+
 // ManagedFieldsEntry is a workflow-id, a FieldSet and the group version of the resource
 // that the fieldset applies to.
 type ManagedFieldsEntry struct {