sdk: added CachedResourceEndpointSlice types

On-behalf-of: @SAP [email protected]
Signed-off-by: Robert Vasek <[email protected]>

Author: gman0

sdk/apis/cache/v1alpha1/types_cachedresource.go

@@ -161,6 +161,16 @@ type ResourceCount struct {
 	Local int `json:"local"`
 }
 
+// CachedResourceReference is a reference to a CachedResource.
+type CachedResourceReference struct {
+	// name is the name of the CachedResource the reference points to.
+	//
+	// +required
+	// +kubebuilder:validation:Required
+	// +kube:validation:MinLength=1
+	Name string `json:"name"`
+}
+
 // CachedResourceList contains a list of CachedResource
 //
 // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object

sdk/apis/cache/v1alpha1/types_cachedresourceendpointslice.go

@@ -0,0 +1,88 @@
+/*
+Copyright 2025 The KCP Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package v1alpha1
+
+import (
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+)
+
+// +crd
+// +genclient
+// +genclient:nonNamespaced
+// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
+// +kubebuilder:subresource:status
+// +kubebuilder:resource:scope=Cluster,categories=kcp,path=cachedresourceendpointslices,singular=cachedresourceendpointslice
+// +kubebuilder:printcolumn:name="CachedResource",type="string",JSONPath=".spec.cachedResource.name"
+// +kubebuilder:printcolumn:name="Age",type="date",JSONPath=".metadata.creationTimestamp"
+
+// CachedResourceEndpointSlice is a sink for the endpoints of CachedResource virtual workspaces.
+type CachedResourceEndpointSlice struct {
+	metav1.TypeMeta `json:",inline"`
+	// +optional
+	metav1.ObjectMeta `json:"metadata,omitempty"`
+
+	// spec holds the desired state:
+	// - the targeted CachedResource
+	Spec CachedResourceEndpointSliceSpec `json:"spec,omitempty"`
+
+	// status communicates the observed state:
+	// the filtered list of endpoints for the Replication service.
+	// +optional
+	Status CachedResourceEndpointSliceStatus `json:"status,omitempty"`
+}
+
+// CachedResourceEndpointSliceSpec defines the desired state of the CachedResourceEndpointSlice.
+type CachedResourceEndpointSliceSpec struct {
+	// CachedResource points to the real CachedResource the slice is created for.
+	//
+	// +required
+	// +kubebuilder:validation:Required
+	// +kubebuilder:validation:XValidation:rule="self == oldSelf",message="CachedResource reference must not be changed"
+	CachedResource CachedResourceReference `json:"cachedResource"`
+}
+
+// CachedResourceEndpointSliceStatus defines the observed state of CachedResourceEndpointSlice.
+type CachedResourceEndpointSliceStatus struct {
+	// endpoints contains all the URLs of the Replication service.
+	//
+	// +optional
+	// +listType=map
+	// +listMapKey=url
+	CachedResourceEndpoints []CachedResourceEndpoint `json:"endpoints"`
+}
+
+// Using a struct provides an extension point
+
+// CachedResourceEndpoint contains the endpoint information of a Replication service for a specific shard.
+type CachedResourceEndpoint struct {
+	// url is an CachedResource virtual workspace URL.
+	//
+	// +kubebuilder:validation:MinLength=1
+	// +kubebuilder:format:URL
+	// +required
+	URL string `json:"url"`
+}
+
+// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
+
+// CachedResourceEndpointSliceList is a list of CachedResourceEndpointSlice resources.
+type CachedResourceEndpointSliceList struct {
+	metav1.TypeMeta `json:",inline"`
+	metav1.ListMeta `json:"metadata"`
+
+	Items []CachedResourceEndpointSlice `json:"items"`
+}