nfd-master: Add status for NodeFeatureRule CRD

api/nfd/v1alpha1/types.go

@@ -111,6 +111,7 @@ type NodeFeatureRuleList struct {
 // customization of node objects, such as node labeling.
 // +kubebuilder:object:root=true
 // +kubebuilder:resource:scope=Cluster,shortName=nfr
+// +kubebuilder:subresource:status
 // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
 // +genclient
 // +genclient:nonNamespaced
@@ -120,6 +121,8 @@ type NodeFeatureRule struct {
 
 	// Spec defines the rules to be evaluated.
 	Spec NodeFeatureRuleSpec `json:"spec"`
+	// +optional
+	Status NodeFeatureRuleStatus `json:"status,omitempty"`
 }
 
 // NodeFeatureRuleSpec describes a NodeFeatureRule.
@@ -128,6 +131,28 @@ type NodeFeatureRuleSpec struct {
 	Rules []Rule `json:"rules"`
 }
 
+// NodeFeatureRuleStatus represents the status of a NodeFeatureRule
+type NodeFeatureRuleStatus struct {
+	// +optional
+	Rules []RuleStatus `json:"rules,omitempty"`
+}
+
+// RuleStatus contains information on matched rules and nodes
+type RuleStatus struct {
+	Name         string   `json:"name"`
+	MatchedNodes []string `json:"matchedNodes"`
+}
+
+// NodeFeatureRuleStatusList contains a list of NodeFeatureRuleStatus objects.
+// +kubebuilder:object:root=true
+// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
+type NodeFeatureRuleStatusList struct {
+	metav1.TypeMeta `json:",inline"`
+	metav1.ListMeta `json:"metadata"`
+
+	Items []NodeFeatureRuleStatus `json:"items"`
+}
+
 // NodeFeatureGroup resource holds Node pools by featureGroup
 // +kubebuilder:object:root=true
 // +kubebuilder:resource:scope=Namespaced,shortName=nfg

deployment/base/nfd-crds/nfd-api-crds.yaml

@@ -704,8 +704,30 @@ spec:
             required:
             - rules
             type: object
+          status:
+            description: NodeFeatureRuleStatus represents the status of a NodeFeatureRule
+            properties:
+              rules:
+                items:
+                  description: RuleStatus contains information on matched rules and
+                    nodes
+                  properties:
+                    matchedNodes:
+                      items:
+                        type: string
+                      type: array
+                    name:
+                      type: string
+                  required:
+                  - matchedNodes
+                  - name
+                  type: object
+                type: array
+            type: object
         required:
         - spec
         type: object
     served: true
     storage: true
+    subresources:
+      status: {}