api: Promote statefulset MinReadySeconds to beta

api/openapi-spec/swagger.json

@@ -1367,7 +1367,7 @@
       "description": "StatefulSetStatus represents the current state of a StatefulSet.",
       "properties": {
         "availableReplicas": {
-          "description": "Total number of available pods (ready for at least minReadySeconds) targeted by this statefulset. This is an alpha field and requires enabling StatefulSetMinReadySeconds feature gate. Remove omitempty when graduating to beta",
+          "description": "Total number of available pods (ready for at least minReadySeconds) targeted by this statefulset. This is a beta field and enabled/disabled by StatefulSetMinReadySeconds feature gate.",
           "format": "int32",
           "type": "integer"
         },
@@ -1420,7 +1420,8 @@
         }
       },
       "required": [
-        "replicas"
+        "replicas",
+        "availableReplicas"
       ],
       "type": "object"
     },

pkg/apis/apps/types.go

@@ -205,9 +205,7 @@ type StatefulSetStatus struct {
 	Conditions []StatefulSetCondition
 
 	// Total number of available pods (ready for at least minReadySeconds) targeted by this statefulset.
-	// This is an alpha field and requires enabling StatefulSetMinReadySeconds feature gate.
+	// This is a beta field and requires enabling StatefulSetMinReadySeconds feature gate.
-	// Remove omitempty when graduating to beta
-	// +optional
 	AvailableReplicas int32
 }
 

staging/src/k8s.io/api/apps/v1/generated.proto

@@ -721,9 +721,7 @@ message StatefulSetStatus {
   repeated StatefulSetCondition conditions = 10;
 
   // Total number of available pods (ready for at least minReadySeconds) targeted by this statefulset.
-  // This is an alpha field and requires enabling StatefulSetMinReadySeconds feature gate.
+  // This is a beta field and enabled/disabled by StatefulSetMinReadySeconds feature gate.
-  // Remove omitempty when graduating to beta
-  // +optional
   optional int32 availableReplicas = 11;
 }
 

staging/src/k8s.io/api/apps/v1/types.go

@@ -226,10 +226,8 @@ type StatefulSetStatus struct {
 	Conditions []StatefulSetCondition `json:"conditions,omitempty" patchStrategy:"merge" patchMergeKey:"type" protobuf:"bytes,10,rep,name=conditions"`
 
 	// Total number of available pods (ready for at least minReadySeconds) targeted by this statefulset.
-	// This is an alpha field and requires enabling StatefulSetMinReadySeconds feature gate.
+	// This is a beta field and enabled/disabled by StatefulSetMinReadySeconds feature gate.
-	// Remove omitempty when graduating to beta
+	AvailableReplicas int32 `json:"availableReplicas" protobuf:"varint,11,opt,name=availableReplicas"`
-	// +optional
-	AvailableReplicas int32 `json:"availableReplicas,omitempty" protobuf:"varint,11,opt,name=availableReplicas"`
 }
 
 type StatefulSetConditionType string

staging/src/k8s.io/api/apps/v1/types_swagger_doc_generated.go

@@ -351,7 +351,7 @@ var map_StatefulSetStatus = map[string]string{
 	"updateRevision":     "updateRevision, if not empty, indicates the version of the StatefulSet used to generate Pods in the sequence [replicas-updatedReplicas,replicas)",
 	"collisionCount":     "collisionCount is the count of hash collisions for the StatefulSet. The StatefulSet controller uses this field as a collision avoidance mechanism when it needs to create the name for the newest ControllerRevision.",
 	"conditions":         "Represents the latest available observations of a statefulset's current state.",
-	"availableReplicas":  "Total number of available pods (ready for at least minReadySeconds) targeted by this statefulset. This is an alpha field and requires enabling StatefulSetMinReadySeconds feature gate. Remove omitempty when graduating to beta",
+	"availableReplicas":  "Total number of available pods (ready for at least minReadySeconds) targeted by this statefulset. This is a beta field and enabled/disabled by StatefulSetMinReadySeconds feature gate.",
 }
 
 func (StatefulSetStatus) SwaggerDoc() map[string]string {

staging/src/k8s.io/api/apps/v1beta1/generated.proto

@@ -478,9 +478,7 @@ message StatefulSetStatus {
   repeated StatefulSetCondition conditions = 10;
 
   // Total number of available pods (ready for at least minReadySeconds) targeted by this StatefulSet.
-  // This is an alpha field and requires enabling StatefulSetMinReadySeconds feature gate.
+  // This is a beta field and enabled/disabled by StatefulSetMinReadySeconds feature gate.
-  // Remove omitempty when graduating to beta
-  // +optional
   optional int32 availableReplicas = 11;
 }
 

staging/src/k8s.io/api/apps/v1beta1/types.go

@@ -269,10 +269,8 @@ type StatefulSetStatus struct {
 	Conditions []StatefulSetCondition `json:"conditions,omitempty" patchStrategy:"merge" patchMergeKey:"type" protobuf:"bytes,10,rep,name=conditions"`
 
 	// Total number of available pods (ready for at least minReadySeconds) targeted by this StatefulSet.
-	// This is an alpha field and requires enabling StatefulSetMinReadySeconds feature gate.
+	// This is a beta field and enabled/disabled by StatefulSetMinReadySeconds feature gate.
-	// Remove omitempty when graduating to beta
+	AvailableReplicas int32 `json:"availableReplicas" protobuf:"varint,11,opt,name=availableReplicas"`
-	// +optional
-	AvailableReplicas int32 `json:"availableReplicas,omitempty" protobuf:"varint,11,opt,name=availableReplicas"`
 }
 
 type StatefulSetConditionType string

staging/src/k8s.io/api/apps/v1beta1/types_swagger_doc_generated.go

@@ -255,7 +255,7 @@ var map_StatefulSetStatus = map[string]string{
 	"updateRevision":     "updateRevision, if not empty, indicates the version of the StatefulSet used to generate Pods in the sequence [replicas-updatedReplicas,replicas)",
 	"collisionCount":     "collisionCount is the count of hash collisions for the StatefulSet. The StatefulSet controller uses this field as a collision avoidance mechanism when it needs to create the name for the newest ControllerRevision.",
 	"conditions":         "Represents the latest available observations of a statefulset's current state.",
-	"availableReplicas":  "Total number of available pods (ready for at least minReadySeconds) targeted by this StatefulSet. This is an alpha field and requires enabling StatefulSetMinReadySeconds feature gate. Remove omitempty when graduating to beta",
+	"availableReplicas":  "Total number of available pods (ready for at least minReadySeconds) targeted by this StatefulSet. This is a beta field and enabled/disabled by StatefulSetMinReadySeconds feature gate.",
 }
 
 func (StatefulSetStatus) SwaggerDoc() map[string]string {

staging/src/k8s.io/api/apps/v1beta2/generated.proto

@@ -766,9 +766,7 @@ message StatefulSetStatus {
   repeated StatefulSetCondition conditions = 10;
 
   // Total number of available pods (ready for at least minReadySeconds) targeted by this StatefulSet.
-  // This is an alpha field and requires enabling StatefulSetMinReadySeconds feature gate.
+  // This is a beta field and enabled/disabled by StatefulSetMinReadySeconds feature gate.
-  // Remove omitempty when graduating to beta
-  // +optional
   optional int32 availableReplicas = 11;
 }
 

staging/src/k8s.io/api/apps/v1beta2/types.go

@@ -279,10 +279,8 @@ type StatefulSetStatus struct {
 	Conditions []StatefulSetCondition `json:"conditions,omitempty" patchStrategy:"merge" patchMergeKey:"type" protobuf:"bytes,10,rep,name=conditions"`
 
 	// Total number of available pods (ready for at least minReadySeconds) targeted by this StatefulSet.
-	// This is an alpha field and requires enabling StatefulSetMinReadySeconds feature gate.
+	// This is a beta field and enabled/disabled by StatefulSetMinReadySeconds feature gate.
-	// Remove omitempty when graduating to beta
+	AvailableReplicas int32 `json:"availableReplicas" protobuf:"varint,11,opt,name=availableReplicas"`
-	// +optional
-	AvailableReplicas int32 `json:"availableReplicas,omitempty" protobuf:"varint,11,opt,name=availableReplicas"`
 }
 
 type StatefulSetConditionType string

staging/src/k8s.io/api/apps/v1beta2/types_swagger_doc_generated.go

@@ -379,7 +379,7 @@ var map_StatefulSetStatus = map[string]string{
 	"updateRevision":     "updateRevision, if not empty, indicates the version of the StatefulSet used to generate Pods in the sequence [replicas-updatedReplicas,replicas)",
 	"collisionCount":     "collisionCount is the count of hash collisions for the StatefulSet. The StatefulSet controller uses this field as a collision avoidance mechanism when it needs to create the name for the newest ControllerRevision.",
 	"conditions":         "Represents the latest available observations of a statefulset's current state.",
-	"availableReplicas":  "Total number of available pods (ready for at least minReadySeconds) targeted by this StatefulSet. This is an alpha field and requires enabling StatefulSetMinReadySeconds feature gate. Remove omitempty when graduating to beta",
+	"availableReplicas":  "Total number of available pods (ready for at least minReadySeconds) targeted by this StatefulSet. This is a beta field and enabled/disabled by StatefulSetMinReadySeconds feature gate.",
 }
 
 func (StatefulSetStatus) SwaggerDoc() map[string]string {

staging/src/k8s.io/client-go/applyconfigurations/internal/internal.go

@@ -949,6 +949,7 @@ var schemaYAML = typed.YAMLObject(`types:
     - name: availableReplicas
       type:
         scalar: numeric
+      default: 0
     - name: collisionCount
       type:
         scalar: numeric
@@ -1236,6 +1237,7 @@ var schemaYAML = typed.YAMLObject(`types:
     - name: availableReplicas
       type:
         scalar: numeric
+      default: 0
     - name: collisionCount
       type:
         scalar: numeric
@@ -1721,6 +1723,7 @@ var schemaYAML = typed.YAMLObject(`types:
     - name: availableReplicas
       type:
         scalar: numeric
+      default: 0
     - name: collisionCount
       type:
         scalar: numeric