k9s/internal/resource/ds.go

108 lines
2.6 KiB
Go

package resource
import (
"strconv"
"github.com/derailed/k9s/internal/k8s"
"github.com/rs/zerolog/log"
extv1beta1 "k8s.io/api/extensions/v1beta1"
)
// DaemonSet tracks a kubernetes resource.
type DaemonSet struct {
*Base
instance *extv1beta1.DaemonSet
}
// NewDaemonSetList returns a new resource list.
func NewDaemonSetList(ns string) List {
return NewDaemonSetListWithArgs(ns, NewDaemonSet())
}
// NewDaemonSetListWithArgs returns a new resource list.
func NewDaemonSetListWithArgs(ns string, res Resource) List {
return newList(ns, "ds", res, AllVerbsAccess|DescribeAccess)
}
// NewDaemonSet instantiates a new DaemonSet.
func NewDaemonSet() *DaemonSet {
return NewDaemonSetWithArgs(k8s.NewDaemonSet())
}
// NewDaemonSetWithArgs instantiates a new DaemonSet.
func NewDaemonSetWithArgs(r k8s.Res) *DaemonSet {
cm := &DaemonSet{
Base: &Base{
caller: r,
},
}
cm.creator = cm
return cm
}
// NewInstance builds a new DaemonSet instance from a k8s resource.
func (*DaemonSet) NewInstance(i interface{}) Columnar {
cm := NewDaemonSet()
switch i.(type) {
case *extv1beta1.DaemonSet:
cm.instance = i.(*extv1beta1.DaemonSet)
case extv1beta1.DaemonSet:
ii := i.(extv1beta1.DaemonSet)
cm.instance = &ii
default:
log.Fatal().Msgf("Unknown %#v", i)
}
cm.path = cm.namespacedName(cm.instance.ObjectMeta)
return cm
}
// Marshal resource to yaml.
func (r *DaemonSet) Marshal(path string) (string, error) {
ns, n := namespaced(path)
i, err := r.caller.Get(ns, n)
if err != nil {
return "", err
}
ds := i.(*extv1beta1.DaemonSet)
ds.TypeMeta.APIVersion = "extensions/v1beta1"
ds.TypeMeta.Kind = "DaemonSet"
return r.marshalObject(ds)
}
// Header return resource header.
func (*DaemonSet) Header(ns string) Row {
hh := Row{}
if ns == AllNamespaces {
hh = append(hh, "NAMESPACE")
}
hh = append(hh, "NAME", "DESIRED", "CURRENT", "READY", "UP-TO-DATE")
hh = append(hh, "AVAILABLE", "NODE_SELECTOR", "AGE")
return hh
}
// Fields retrieves displayable fields.
func (r *DaemonSet) Fields(ns string) Row {
ff := make([]string, 0, len(r.Header(ns)))
i := r.instance
if ns == AllNamespaces {
ff = append(ff, i.Namespace)
}
return append(ff,
i.Name,
strconv.Itoa(int(i.Status.DesiredNumberScheduled)),
strconv.Itoa(int(i.Status.CurrentNumberScheduled)),
strconv.Itoa(int(i.Status.NumberReady)),
strconv.Itoa(int(i.Status.UpdatedNumberScheduled)),
strconv.Itoa(int(i.Status.NumberAvailable)),
mapToStr(i.Spec.Template.Spec.NodeSelector),
toAge(i.ObjectMeta.CreationTimestamp),
)
}
// ExtFields returns extended fields in relation to headers.
func (*DaemonSet) ExtFields() Properties {
return Properties{}
}