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Merge pull request #102306 from ahg-g/ahg-vol-restrictions

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Return UnschedulableAndUnresolvable instead of Error when failing to lookup volume-related resources
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Kubernetes Prow Robot 2021-05-27 20:48:25 -07:00 committed by GitHub
commit ae1f28d7b0
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2 changed files with 13 additions and 13 deletions
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18
pkg/scheduler/framework/plugins/volumezone/volume_zone.go
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@ -109,39 +109,39 @@ func (pl *VolumeZone) Filter(ctx context.Context, _ *framework.CycleState, pod *
} }
pvcName := volume.PersistentVolumeClaim.ClaimName pvcName := volume.PersistentVolumeClaim.ClaimName
if pvcName == "" { if pvcName == "" {
return framework.NewStatus(framework.Error, "PersistentVolumeClaim had no name") return framework.NewStatus(framework.UnschedulableAndUnresolvable, "PersistentVolumeClaim had no name")
} }
pvc, err := pl.pvcLister.PersistentVolumeClaims(pod.Namespace).Get(pvcName) pvc, err := pl.pvcLister.PersistentVolumeClaims(pod.Namespace).Get(pvcName)
if err != nil { if err != nil {
return framework.AsStatus(err) return framework.NewStatus(framework.UnschedulableAndUnresolvable, err.Error())
} }
pvName := pvc.Spec.VolumeName pvName := pvc.Spec.VolumeName
if pvName == "" { if pvName == "" {
scName := storagehelpers.GetPersistentVolumeClaimClass(pvc) scName := storagehelpers.GetPersistentVolumeClaimClass(pvc)
if len(scName) == 0 { if len(scName) == 0 {
return framework.NewStatus(framework.Error, "PersistentVolumeClaim had no pv name and storageClass name") return framework.NewStatus(framework.UnschedulableAndUnresolvable, "PersistentVolumeClaim had no pv name and storageClass name")
} }
class, _ := pl.scLister.Get(scName) class, err := pl.scLister.Get(scName)
if class == nil { if err != nil {
return framework.NewStatus(framework.Error, fmt.Sprintf("StorageClass %q claimed by PersistentVolumeClaim %q not found", scName, pvcName)) return framework.NewStatus(framework.UnschedulableAndUnresolvable, err.Error())
} }
if class.VolumeBindingMode == nil { if class.VolumeBindingMode == nil {
return framework.NewStatus(framework.Error, fmt.Sprintf("VolumeBindingMode not set for StorageClass %q", scName)) return framework.NewStatus(framework.UnschedulableAndUnresolvable, fmt.Sprintf("VolumeBindingMode not set for StorageClass %q", scName))
} }
if *class.VolumeBindingMode == storage.VolumeBindingWaitForFirstConsumer { if *class.VolumeBindingMode == storage.VolumeBindingWaitForFirstConsumer {
// Skip unbound volumes // Skip unbound volumes
continue continue
} }
return framework.NewStatus(framework.Error, "PersistentVolume had no name") return framework.NewStatus(framework.UnschedulableAndUnresolvable, "PersistentVolume had no name")
} }
pv, err := pl.pvLister.Get(pvName) pv, err := pl.pvLister.Get(pvName)
if err != nil { if err != nil {
return framework.AsStatus(err) return framework.NewStatus(framework.UnschedulableAndUnresolvable, err.Error())
} }
for k, v := range pv.ObjectMeta.Labels { for k, v := range pv.ObjectMeta.Labels {

8
pkg/scheduler/framework/plugins/volumezone/volume_zone_test.go
View File

@ -413,21 +413,21 @@ func TestWithBinding(t *testing.T) {
name: "unbound volume empty storage class", name: "unbound volume empty storage class",
Pod: createPodWithVolume("pod_1", "vol_1", "PVC_EmptySC"), Pod: createPodWithVolume("pod_1", "vol_1", "PVC_EmptySC"),
Node: testNode, Node: testNode,
wantStatus: framework.NewStatus(framework.Error, wantStatus: framework.NewStatus(framework.UnschedulableAndUnresolvable,
"PersistentVolumeClaim had no pv name and storageClass name"), "PersistentVolumeClaim had no pv name and storageClass name"),
}, },
{ {
name: "unbound volume no storage class", name: "unbound volume no storage class",
Pod: createPodWithVolume("pod_1", "vol_1", "PVC_NoSC"), Pod: createPodWithVolume("pod_1", "vol_1", "PVC_NoSC"),
Node: testNode, Node: testNode,
wantStatus: framework.NewStatus(framework.Error, wantStatus: framework.NewStatus(framework.UnschedulableAndUnresolvable,
"StorageClass \"Class_0\" claimed by PersistentVolumeClaim \"PVC_NoSC\" not found"), "unable to find storage class: Class_0"),
}, },
{ {
name: "unbound volume immediate binding mode", name: "unbound volume immediate binding mode",
Pod: createPodWithVolume("pod_1", "vol_1", "PVC_ImmediateSC"), Pod: createPodWithVolume("pod_1", "vol_1", "PVC_ImmediateSC"),
Node: testNode, Node: testNode,
wantStatus: framework.NewStatus(framework.Error, "VolumeBindingMode not set for StorageClass \"Class_Immediate\""), wantStatus: framework.NewStatus(framework.UnschedulableAndUnresolvable, "VolumeBindingMode not set for StorageClass \"Class_Immediate\""),
}, },
{ {
name: "unbound volume wait binding mode", name: "unbound volume wait binding mode",