k9s/internal/render/dp.go

72 lines
1.9 KiB
Go

package render
import (
"fmt"
"strconv"
"github.com/derailed/k9s/internal/client"
"github.com/derailed/tview"
appsv1 "k8s.io/api/apps/v1"
"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
"k8s.io/apimachinery/pkg/runtime"
)
// Deployment renders a K8s Deployment to screen.
type Deployment struct{}
// ColorerFunc colors a resource row.
func (d Deployment) ColorerFunc() ColorerFunc {
return DefaultColorer
}
// Header returns a header row.
func (Deployment) Header(ns string) Header {
return Header{
HeaderColumn{Name: "NAMESPACE"},
HeaderColumn{Name: "NAME"},
HeaderColumn{Name: "READY"},
HeaderColumn{Name: "UP-TO-DATE", Align: tview.AlignRight},
HeaderColumn{Name: "AVAILABLE", Align: tview.AlignRight},
HeaderColumn{Name: "READY", Align: tview.AlignRight},
HeaderColumn{Name: "LABELS", Wide: true},
HeaderColumn{Name: "VALID", Wide: true},
HeaderColumn{Name: "AGE", Time: true, Decorator: AgeDecorator},
}
}
// Render renders a K8s resource to screen.
func (d Deployment) Render(o interface{}, ns string, r *Row) error {
raw, ok := o.(*unstructured.Unstructured)
if !ok {
return fmt.Errorf("Expected Deployment, but got %T", o)
}
var dp appsv1.Deployment
err := runtime.DefaultUnstructuredConverter.FromUnstructured(raw.Object, &dp)
if err != nil {
return err
}
r.ID = client.MetaFQN(dp.ObjectMeta)
r.Fields = Fields{
dp.Namespace,
dp.Name,
strconv.Itoa(int(dp.Status.AvailableReplicas)) + "/" + strconv.Itoa(int(dp.Status.Replicas)),
strconv.Itoa(int(dp.Status.UpdatedReplicas)),
strconv.Itoa(int(dp.Status.AvailableReplicas)),
strconv.Itoa(int(dp.Status.ReadyReplicas)),
mapToStr(dp.Labels),
asStatus(d.diagnose(dp.Status.Replicas, dp.Status.AvailableReplicas)),
toAge(dp.ObjectMeta.CreationTimestamp),
}
return nil
}
func (Deployment) diagnose(desired, avail int32) error {
if desired != avail {
return fmt.Errorf("desiring %d replicas got %d available", desired, avail)
}
return nil
}