copy ClusterTrustBundle API to v1beta1

pkg/apis/certificates/v1beta1/conversion.go

@@ -24,7 +24,22 @@ import (
 
 func addConversionFuncs(scheme *runtime.Scheme) error {
 	// Add field conversion funcs.
-	return scheme.AddFieldLabelConversionFunc(SchemeGroupVersion.WithKind("CertificateSigningRequest"),
+	err := scheme.AddFieldLabelConversionFunc(SchemeGroupVersion.WithKind("CertificateSigningRequest"),
+		func(label, value string) (string, string, error) {
+			switch label {
+			case "metadata.name",
+				"spec.signerName":
+				return label, value, nil
+			default:
+				return "", "", fmt.Errorf("field label not supported: %s", label)
+			}
+		},
+	)
+	if err != nil {
+		return err
+	}
+
+	return scheme.AddFieldLabelConversionFunc(SchemeGroupVersion.WithKind("ClusterTrustBundle"),
 		func(label, value string) (string, string, error) {
 			switch label {
 			case "metadata.name",

staging/src/k8s.io/api/certificates/v1beta1/register.go

@@ -51,6 +51,8 @@ func addKnownTypes(scheme *runtime.Scheme) error {
 	scheme.AddKnownTypes(SchemeGroupVersion,
 		&CertificateSigningRequest{},
 		&CertificateSigningRequestList{},
+		&ClusterTrustBundle{},
+		&ClusterTrustBundleList{},
 	)
 
 	// Add the watch version that applies

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

@@ -262,3 +262,88 @@ const (
 	UsageMicrosoftSGC      KeyUsage = "microsoft sgc"
 	UsageNetscapeSGC       KeyUsage = "netscape sgc"
 )
+
+// +genclient
+// +genclient:nonNamespaced
+// +k8s:prerelease-lifecycle-gen:introduced=1.32
+// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
+
+// ClusterTrustBundle is a cluster-scoped container for X.509 trust anchors
+// (root certificates).
+//
+// ClusterTrustBundle objects are considered to be readable by any authenticated
+// user in the cluster, because they can be mounted by pods using the
+// `clusterTrustBundle` projection.  All service accounts have read access to
+// ClusterTrustBundles by default.  Users who only have namespace-level access
+// to a cluster can read ClusterTrustBundles by impersonating a serviceaccount
+// that they have access to.
+//
+// It can be optionally associated with a particular assigner, in which case it
+// contains one valid set of trust anchors for that signer. Signers may have
+// multiple associated ClusterTrustBundles; each is an independent set of trust
+// anchors for that signer. Admission control is used to enforce that only users
+// with permissions on the signer can create or modify the corresponding bundle.
+type ClusterTrustBundle struct {
+	metav1.TypeMeta `json:",inline"`
+
+	// metadata contains the object metadata.
+	// +optional
+	metav1.ObjectMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`
+
+	// spec contains the signer (if any) and trust anchors.
+	Spec ClusterTrustBundleSpec `json:"spec" protobuf:"bytes,2,opt,name=spec"`
+}
+
+// ClusterTrustBundleSpec contains the signer and trust anchors.
+type ClusterTrustBundleSpec struct {
+	// signerName indicates the associated signer, if any.
+	//
+	// In order to create or update a ClusterTrustBundle that sets signerName,
+	// you must have the following cluster-scoped permission:
+	// group=certificates.k8s.io resource=signers resourceName=<the signer name>
+	// verb=attest.
+	//
+	// If signerName is not empty, then the ClusterTrustBundle object must be
+	// named with the signer name as a prefix (translating slashes to colons).
+	// For example, for the signer name `example.com/foo`, valid
+	// ClusterTrustBundle object names include `example.com:foo:abc` and
+	// `example.com:foo:v1`.
+	//
+	// If signerName is empty, then the ClusterTrustBundle object's name must
+	// not have such a prefix.
+	//
+	// List/watch requests for ClusterTrustBundles can filter on this field
+	// using a `spec.signerName=NAME` field selector.
+	//
+	// +optional
+	SignerName string `json:"signerName,omitempty" protobuf:"bytes,1,opt,name=signerName"`
+
+	// trustBundle contains the individual X.509 trust anchors for this
+	// bundle, as PEM bundle of PEM-wrapped, DER-formatted X.509 certificates.
+	//
+	// The data must consist only of PEM certificate blocks that parse as valid
+	// X.509 certificates.  Each certificate must include a basic constraints
+	// extension with the CA bit set.  The API server will reject objects that
+	// contain duplicate certificates, or that use PEM block headers.
+	//
+	// Users of ClusterTrustBundles, including Kubelet, are free to reorder and
+	// deduplicate certificate blocks in this file according to their own logic,
+	// as well as to drop PEM block headers and inter-block data.
+	TrustBundle string `json:"trustBundle" protobuf:"bytes,2,opt,name=trustBundle"`
+}
+
+// +k8s:prerelease-lifecycle-gen:introduced=1.32
+// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
+
+// ClusterTrustBundleList is a collection of ClusterTrustBundle objects
+type ClusterTrustBundleList struct {
+	metav1.TypeMeta `json:",inline"`
+
+	// metadata contains the list metadata.
+	//
+	// +optional
+	metav1.ListMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`
+
+	// items is a collection of ClusterTrustBundle objects
+	Items []ClusterTrustBundle `json:"items" protobuf:"bytes,2,rep,name=items"`
+}