api: add scale subresource for vpc-egress-gateway

.gitignore

@@ -16,6 +16,7 @@ kubectl-ko-log.tar.gz
 kube-apiserver-audit.log
 kube-apiserver-audit.json
 kube-ovn.yaml
+!/charts/kube-ovn/templates/kube-ovn-crd.yaml
 kube-ovn-crd.yaml
 ovn.yaml
 ovn-ic-controller.yaml

charts/kube-ovn/templates/kube-ovn-crd.yaml

@@ -876,12 +876,24 @@ spec:
       storage: true
       subresources:
         status: {}
+        scale:
+          # specReplicasPath defines the JSONPath inside of a custom resource that corresponds to Scale.Spec.Replicas.
+          specReplicasPath: .spec.replicas
+          # statusReplicasPath defines the JSONPath inside of a custom resource that corresponds to Scale.Status.Replicas.
+          statusReplicasPath: .status.replicas
+          # labelSelectorPath defines the JSONPath inside of a custom resource that corresponds to Scale.Status.Selector.
+          labelSelectorPath: .status.labelSelector
       schema:
         openAPIV3Schema:
           type: object
           properties:
             status:
               properties:
+                replicas:
+                  type: integer
+                  format: int32
+                labelSelector:
+                  type: string
                 conditions:
                   items:
                     properties:
@@ -978,6 +990,7 @@ spec:
               properties:
                 replicas:
                   type: integer
+                  format: int32
                   default: 1
                   minimum: 1
                   maximum: 10
@@ -1025,12 +1038,15 @@ spec:
                       default: false
                     minRX:
                       type: integer
+                      format: int32
                       default: 1000
                     minTX:
                       type: integer
+                      format: int32
                       default: 1000
                     multiplier:
                       type: integer
+                      format: int32
                       default: 3
                 policies:
                   type: array

dist/images/install.sh

@@ -1124,12 +1124,24 @@ spec:
       storage: true
       subresources:
         status: {}
+        scale:
+          # specReplicasPath defines the JSONPath inside of a custom resource that corresponds to Scale.Spec.Replicas.
+          specReplicasPath: .spec.replicas
+          # statusReplicasPath defines the JSONPath inside of a custom resource that corresponds to Scale.Status.Replicas.
+          statusReplicasPath: .status.replicas
+          # labelSelectorPath defines the JSONPath inside of a custom resource that corresponds to Scale.Status.Selector.
+          labelSelectorPath: .status.labelSelector
       schema:
         openAPIV3Schema:
           type: object
           properties:
             status:
               properties:
+                replicas:
+                  type: integer
+                  format: int32
+                labelSelector:
+                  type: string
                 conditions:
                   items:
                     properties:
@@ -1223,6 +1235,7 @@ spec:
               properties:
                 replicas:
                   type: integer
+                  format: int32
                   default: 1
                   minimum: 1
                   maximum: 10
@@ -1270,12 +1283,15 @@ spec:
                       default: false
                     minRX:
                       type: integer
+                      format: int32
                       default: 1000
                     minTX:
                       type: integer
+                      format: int32
                       default: 1000
                     multiplier:
                       type: integer
+                      format: int32
                       default: 3
                 policies:
                   type: array

hack/update-codegen-docker.sh

@@ -7,7 +7,7 @@ GOPROXY=${GOPROXY:-"https://goproxy.cn"}
 docker run -it --rm \
     -v ${PWD}:/app \
     -e GOPROXY=${GOPROXY} \
-    ghcr.io/zhangzujian/kube-code-generator:v0.3.3 \
+    ghcr.io/zhangzujian/kube-code-generator:v0.3.4 \
     --boilerplate-path ./hack/boilerplate.go.txt \
     --apis-in ./pkg/apis \
     --go-gen-out ./pkg/client

pkg/apis/kubeovn/v1/vpc-egress-gateway.go

@@ -26,6 +26,8 @@ type VpcEgressGatewayList struct {
 }
 
 // +genclient
+// +genclient:method=GetScale,verb=get,subresource=scale,result=k8s.io/api/autoscaling/v1.Scale
+// +genclient:method=UpdateScale,verb=update,subresource=scale,input=k8s.io/api/autoscaling/v1.Scale,result=k8s.io/api/autoscaling/v1.Scale
 // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
 // +resourceName=vpc-egress-gateways
 // vpc egress gateway is used to forward the egress traffic from the VPC to the external network
@@ -101,6 +103,10 @@ type VpcEgressGatewayNodeSelector struct {
 }
 
 type VpcEgressGatewayStatus struct {
+	// used by the scale subresource
+	Replicas      int32  `json:"replicas,omitempty"`
+	LabelSelector string `json:"labelSelector,omitempty"`
+
 	// whether the egress gateway is ready
 	Ready bool  `json:"ready"`
 	Phase Phase `json:"phase"`