k9s/internal/render/ro.go

56 lines
1.1 KiB
Go

package render
import (
"fmt"
rbacv1 "k8s.io/api/rbac/v1"
"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
"k8s.io/apimachinery/pkg/runtime"
)
// Role renders a K8s Role to screen.
type Role struct{}
// ColorerFunc colors a resource row.
func (Role) ColorerFunc() ColorerFunc {
return DefaultColorer
}
// Header returns a header row.
func (Role) Header(ns string) HeaderRow {
var h HeaderRow
if isAllNamespace(ns) {
h = append(h, Header{Name: "NAMESPACE"})
}
return append(h,
Header{Name: "NAME"},
Header{Name: "AGE", Decorator: ageDecorator},
)
}
// Render renders a K8s resource to screen.
func (Role) Render(o interface{}, ns string, r *Row) error {
raw, ok := o.(*unstructured.Unstructured)
if !ok {
return fmt.Errorf("Expected Role, but got %T", o)
}
var ro rbacv1.Role
err := runtime.DefaultUnstructuredConverter.FromUnstructured(raw.Object, &ro)
if err != nil {
return err
}
fields := make(Fields, 0, len(r.Fields))
if isAllNamespace(ns) {
fields = append(fields, ro.Namespace)
}
fields = append(fields,
ro.Name,
toAge(ro.ObjectMeta.CreationTimestamp),
)
r.ID, r.Fields = MetaFQN(ro.ObjectMeta), fields
return nil
}