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// SPDX-License-Identifier: GPL-3.0-or-later
package k8s_state
import (
"fmt"
corev1 "k8s.io/api/core/v1"
)
type resource interface {
source() string
kind() kubeResourceKind
value() interface{}
}
type kubeResourceKind uint8
const (
kubeResourceNode kubeResourceKind = iota + 1
kubeResourcePod
)
func toNode(i interface{}) (*corev1.Node, error) {
switch v := i.(type) {
case *corev1.Node:
return v, nil
case resource:
return toNode(v.value())
default:
return nil, fmt.Errorf("unexpected type: %T (expected %T or %T)", v, &corev1.Node{}, resource(nil))
}
}
func toPod(i interface{}) (*corev1.Pod, error) {
switch v := i.(type) {
case *corev1.Pod:
return v, nil
case resource:
return toPod(v.value())
default:
return nil, fmt.Errorf("unexpected type: %T (expected %T or %T)", v, &corev1.Pod{}, resource(nil))
}
}
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