k9s/internal/render/cr.go

74 lines
1.7 KiB
Go

// SPDX-License-Identifier: Apache-2.0
// Copyright Authors of K9s
package render
import (
"fmt"
"github.com/derailed/k9s/internal/client"
"github.com/derailed/k9s/internal/model1"
rbacv1 "k8s.io/api/rbac/v1"
"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
"k8s.io/apimachinery/pkg/runtime"
)
// ClusterRole renders a K8s ClusterRole to screen.
type ClusterRole struct {
Base
}
// Header returns a header row.
func (c ClusterRole) Header(_ string) model1.Header {
return c.doHeader(c.defaultHeader())
}
// Header returns a header rbw.
func (ClusterRole) defaultHeader() model1.Header {
return model1.Header{
model1.HeaderColumn{Name: "NAME"},
model1.HeaderColumn{Name: "LABELS", Attrs: model1.Attrs{Wide: true}},
model1.HeaderColumn{Name: "AGE", Attrs: model1.Attrs{Time: true}},
}
}
// Render renders a K8s resource to screen.
func (p ClusterRole) Render(o interface{}, ns string, row *model1.Row) error {
raw, ok := o.(*unstructured.Unstructured)
if !ok {
return fmt.Errorf("expecting clusterrole, but got %T", o)
}
if err := p.defaultRow(raw, row); err != nil {
return err
}
if p.specs.isEmpty() {
return nil
}
cols, err := p.specs.realize(raw, p.defaultHeader(), row)
if err != nil {
return err
}
cols.hydrateRow(row)
return nil
}
// Render renders a K8s resource to screen.
func (ClusterRole) defaultRow(raw *unstructured.Unstructured, r *model1.Row) error {
var cr rbacv1.ClusterRole
err := runtime.DefaultUnstructuredConverter.FromUnstructured(raw.Object, &cr)
if err != nil {
return err
}
r.ID = client.FQN("-", cr.Name)
r.Fields = model1.Fields{
cr.Name,
mapToStr(cr.Labels),
ToAge(cr.GetCreationTimestamp()),
}
return nil
}