69 lines
1.8 KiB
Go
69 lines
1.8 KiB
Go
package render
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import (
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"fmt"
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"strconv"
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"github.com/derailed/k9s/internal/client"
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appsv1 "k8s.io/api/apps/v1"
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"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
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"k8s.io/apimachinery/pkg/runtime"
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)
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// StatefulSet renders a K8s StatefulSet to screen.
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type StatefulSet struct {
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Base
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}
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// Header returns a header row.
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func (StatefulSet) Header(ns string) Header {
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return Header{
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HeaderColumn{Name: "NAMESPACE"},
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HeaderColumn{Name: "NAME"},
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HeaderColumn{Name: "READY"},
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HeaderColumn{Name: "SELECTOR", Wide: true},
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HeaderColumn{Name: "SERVICE"},
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HeaderColumn{Name: "CONTAINERS", Wide: true},
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HeaderColumn{Name: "IMAGES", Wide: true},
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HeaderColumn{Name: "LABELS", Wide: true},
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HeaderColumn{Name: "VALID", Wide: true},
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HeaderColumn{Name: "AGE", Time: true},
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}
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}
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// Render renders a K8s resource to screen.
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func (s StatefulSet) Render(o interface{}, ns string, r *Row) error {
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raw, ok := o.(*unstructured.Unstructured)
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if !ok {
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return fmt.Errorf("Expected StatefulSet, but got %T", o)
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}
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var sts appsv1.StatefulSet
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err := runtime.DefaultUnstructuredConverter.FromUnstructured(raw.Object, &sts)
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if err != nil {
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return err
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}
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r.ID = client.MetaFQN(sts.ObjectMeta)
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r.Fields = Fields{
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sts.Namespace,
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sts.Name,
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strconv.Itoa(int(sts.Status.ReadyReplicas)) + "/" + strconv.Itoa(int(sts.Status.Replicas)),
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asSelector(sts.Spec.Selector),
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na(sts.Spec.ServiceName),
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podContainerNames(sts.Spec.Template.Spec, true),
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podImageNames(sts.Spec.Template.Spec, true),
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mapToStr(sts.Labels),
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asStatus(s.diagnose(sts.Status.Replicas, sts.Status.ReadyReplicas)),
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toAge(sts.GetCreationTimestamp()),
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}
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return nil
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}
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func (StatefulSet) diagnose(d, r int32) error {
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if d != r {
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return fmt.Errorf("desiring %d replicas got %d available", d, r)
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}
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return nil
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}
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