v1alpha1

type ControllerConfiguration struct {
	metav1.TypeMeta `json:",inline"`

	// ClientConnection specifies the kubeconfig file and client connection
	// settings for the proxy server to use when communicating with the apiserver.
	// +optional
	ClientConnection *componentbaseconfigv1alpha1.ClientConnectionConfiguration `json:"clientConnection,omitempty"`
	// ETCD is the etcd configuration.
	ETCD ETCD `json:"etcd"`
	// HealthCheckConfig is the config for the health check controller
	// +optional
	HealthCheckConfig *healthcheckconfigv1alpha1.HealthCheckConfig `json:"healthCheckConfig,omitempty"`

	// RegistryCaches optionally configures a container registry cache(s) that will be
	// configured on every shoot machine at boot time (and reconciled while its running).
	// +optional
	RegistryCaches []RegistryCacheConfiguration `json:"registryCaches,omitempty"`

	// CustomLabelDomain is the domain prefix for custom labels applied to STACKIT infrastructure resources.
	// For example, cluster labels will use "<domain>/cluster" (default: "kubernetes.io").
	// +optional
	CustomLabelDomain string `json:"customLabelDomain,omitempty"`
}

type ETCD struct {
	// ETCDStorage is the etcd storage configuration.
	Storage ETCDStorage `json:"storage"`
	// ETCDBackup is the etcd backup configuration.
	Backup ETCDBackup `json:"backup"`
}

type ETCDBackup struct {
	// Schedule is the etcd backup schedule.
	// +optional
	Schedule *string `json:"schedule,omitempty"`
}

type ETCDStorage struct {
	// ClassName is the name of the storage class used in etcd-main volume claims.
	// +optional
	ClassName *string `json:"className,omitempty"`
	// Capacity is the storage capacity used in etcd-main volume claims.
	// +optional
	Capacity *resource.Quantity `json:"capacity,omitempty"`
}

type RegistryCacheConfiguration struct {
	// Server is the URL of the upstream registry.
	Server string `json:"server"`
	// Cache is the URL of the cache registry.
	Cache string `json:"cache"`
	// CABundle optionally specifies a CA Bundle to trust when connecting to the cache registry.
	CABundle []byte `json:"caBundle,omitempty"`
	// Capabilities optionally specifies what operations the cache registry is capable of.
	Capabilities []string `json:"capabilities,omitempty"`
}