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kubectl: Remove duplicate selector calculation logic and add missing test cases for the 'describe DaemonSet' functionality

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This commit is contained in:
icylord 2025-03-15 17:07:44 +08:00
parent 555efba04a
commit 3e48d143fa
2 changed files with 38 additions and 7 deletions
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10
staging/src/k8s.io/kubectl/pkg/describe/describe.go
View File

@ -2527,18 +2527,14 @@ func (d *DaemonSetDescriber) Describe(namespace, name string, describerSettings
events, _ = searchEvents(d.CoreV1(), daemon, describerSettings.ChunkSize)
}
return describeDaemonSet(daemon, events, running, waiting, succeeded, failed)
return describeDaemonSet(daemon, selector, events, running, waiting, succeeded, failed)
}
func describeDaemonSet(daemon *appsv1.DaemonSet, events *corev1.EventList, running, waiting, succeeded, failed int) (string, error) {
func describeDaemonSet(daemon *appsv1.DaemonSet, selector labels.Selector, events *corev1.EventList, running, waiting, succeeded, failed int) (string, error) {
return tabbedString(func(out io.Writer) error {
w := NewPrefixWriter(out)
w.Write(LEVEL_0, "Name:\t%s\n", daemon.Name)
selector, err := metav1.LabelSelectorAsSelector(daemon.Spec.Selector)
if err != nil {
// this shouldn't happen if LabelSelector passed validation
return err
}
w.Write(LEVEL_0, "Namespace:\t%s\n", daemon.Namespace)
w.Write(LEVEL_0, "Selector:\t%s\n", selector)
w.Write(LEVEL_0, "Node-Selector:\t%s\n", labels.FormatLabels(daemon.Spec.Template.Spec.NodeSelector))
printLabelsMultiline(w, "Labels", daemon.Labels)

35
staging/src/k8s.io/kubectl/pkg/describe/describe_test.go
View File

@ -6397,6 +6397,41 @@ func TestDescribeStatefulSet(t *testing.T) {
}
}
func TestDescribeDaemonSet(t *testing.T) {
fake := fake.NewSimpleClientset(&appsv1.DaemonSet{
ObjectMeta: metav1.ObjectMeta{
Name: "bar",
Namespace: "foo",
},
Spec: appsv1.DaemonSetSpec{
Selector: &metav1.LabelSelector{
MatchLabels: map[string]string{"node-role.kubernetes.io/control-plane": "true"},
},
Template: corev1.PodTemplateSpec{
Spec: corev1.PodSpec{
Containers: []corev1.Container{
{Image: "mytest-image:latest"},
},
},
},
},
})
d := DaemonSetDescriber{fake}
out, err := d.Describe("foo", "bar", DescriberSettings{ShowEvents: true})
if err != nil {
t.Errorf("unexpected error: %v", err)
}
expectedOutputs := []string{
"bar", "foo", "Containers:", "mytest-image:latest", "Selector", "node-role.kubernetes.io/control-plane=true",
}
for _, o := range expectedOutputs {
if !strings.Contains(out, o) {
t.Errorf("unexpected out: %s", out)
break
}
}
}
func TestDescribeEndpointSlice(t *testing.T) {
protocolTCP := corev1.ProtocolTCP
port80 := int32(80)