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Merge pull request #102465 from ahg-g/ahg-vol-restrictions
Return UnschedulableAndUnresolvable when looking up volume-related resource returns NotFound error
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commit
46a4cc97ea
@ -22,6 +22,7 @@ import (
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appsv1 "k8s.io/api/apps/v1"
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v1 "k8s.io/api/core/v1"
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storagev1 "k8s.io/api/storage/v1"
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"k8s.io/apimachinery/pkg/api/errors"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/labels"
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appslisters "k8s.io/client-go/listers/apps/v1"
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@ -311,7 +312,12 @@ func (classes StorageClassLister) Get(name string) (*storagev1.StorageClass, err
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return &sc, nil
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}
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}
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return nil, fmt.Errorf("unable to find storage class: %s", name)
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return nil, &errors.StatusError{
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ErrStatus: metav1.Status{
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Reason: metav1.StatusReasonNotFound,
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Message: fmt.Sprintf("unable to find storage class: %s", name),
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},
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}
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}
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// List lists all StorageClass in the indexer.
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@ -22,6 +22,7 @@ import (
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v1 "k8s.io/api/core/v1"
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storage "k8s.io/api/storage/v1"
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"k8s.io/apimachinery/pkg/api/errors"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/util/sets"
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corelisters "k8s.io/client-go/listers/core/v1"
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@ -112,8 +113,8 @@ func (pl *VolumeZone) Filter(ctx context.Context, _ *framework.CycleState, pod *
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return framework.NewStatus(framework.UnschedulableAndUnresolvable, "PersistentVolumeClaim had no name")
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}
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pvc, err := pl.pvcLister.PersistentVolumeClaims(pod.Namespace).Get(pvcName)
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if err != nil {
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return framework.NewStatus(framework.UnschedulableAndUnresolvable, err.Error())
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if s := getErrorAsStatus(err); !s.IsSuccess() {
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return s
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}
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pvName := pvc.Spec.VolumeName
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@ -124,9 +125,8 @@ func (pl *VolumeZone) Filter(ctx context.Context, _ *framework.CycleState, pod *
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}
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class, err := pl.scLister.Get(scName)
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if err != nil {
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return framework.NewStatus(framework.UnschedulableAndUnresolvable, err.Error())
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if s := getErrorAsStatus(err); !s.IsSuccess() {
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return s
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}
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if class.VolumeBindingMode == nil {
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return framework.NewStatus(framework.UnschedulableAndUnresolvable, fmt.Sprintf("VolumeBindingMode not set for StorageClass %q", scName))
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@ -140,8 +140,8 @@ func (pl *VolumeZone) Filter(ctx context.Context, _ *framework.CycleState, pod *
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}
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pv, err := pl.pvLister.Get(pvName)
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if err != nil {
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return framework.NewStatus(framework.UnschedulableAndUnresolvable, err.Error())
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if s := getErrorAsStatus(err); !s.IsSuccess() {
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return s
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}
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for k, v := range pv.ObjectMeta.Labels {
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@ -164,6 +164,16 @@ func (pl *VolumeZone) Filter(ctx context.Context, _ *framework.CycleState, pod *
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return nil
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}
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func getErrorAsStatus(err error) *framework.Status {
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if err != nil {
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if errors.IsNotFound(err) {
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return framework.NewStatus(framework.UnschedulableAndUnresolvable, err.Error())
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}
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return framework.AsStatus(err)
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}
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return nil
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}
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// EventsToRegister returns the possible events that may make a Pod
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// failed by this plugin schedulable.
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func (pl *VolumeZone) EventsToRegister() []framework.ClusterEvent {
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