k9s/internal/render/dp.go

83 lines
1.9 KiB
Go

package render
import (
"fmt"
"strconv"
"strings"
"github.com/derailed/tview"
"github.com/gdamore/tcell"
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 (Deployment) ColorerFunc() ColorerFunc {
return func(ns string, r RowEvent) tcell.Color {
c := DefaultColorer(ns, r)
if r.Kind == EventAdd || r.Kind == EventUpdate {
return c
}
markCol := 2
if ns != AllNamespaces {
markCol = 1
}
tokens := strings.Split(r.Row.Fields[markCol], "/")
if tokens[0] != tokens[1] {
return ErrColor
}
return StdColor
}
}
// Header returns a header row.
func (Deployment) Header(ns string) HeaderRow {
var h HeaderRow
if isAllNamespace(ns) {
h = append(h, Header{Name: "NAMESPACE"})
}
return append(h,
Header{Name: "NAME"},
Header{Name: "READY"},
Header{Name: "UP-TO-DATE", Align: tview.AlignRight},
Header{Name: "AVAILABLE", Align: tview.AlignRight},
Header{Name: "AGE", 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 = MetaFQN(dp.ObjectMeta)
r.Fields = make(Fields, 0, len(d.Header(ns)))
if isAllNamespace(ns) {
r.Fields = append(r.Fields, dp.Namespace)
}
r.Fields = append(r.Fields,
dp.Name,
strconv.Itoa(int(dp.Status.AvailableReplicas))+"/"+strconv.Itoa(int(*dp.Spec.Replicas)),
strconv.Itoa(int(dp.Status.UpdatedReplicas)),
strconv.Itoa(int(dp.Status.AvailableReplicas)),
toAge(dp.ObjectMeta.CreationTimestamp),
)
return nil
}