Merge pull request #62448 from k82cn/k8s_62002

Automatic merge from submit-queue (batch tested with PRs 62448, 59317, 59947, 62418, 62352). If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.

Removed no-empty validation of nodeSelectorTerm.matchExpressions.

Signed-off-by: Da K. Ma <klaus1982.cn@gmail.com>

**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
part of #62002

**Release note**:

```release-note
Pod affinity `nodeSelectorTerm.matchExpressions` may now be empty, and works as previously documented: nil or empty `matchExpressions` matches no objects in scheduler.
```
This commit is contained in:
Kubernetes Submit Queue 2018-04-17 16:31:14 -07:00 committed by GitHub
commit 084715a282
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 41 additions and 23 deletions

View File

@ -3005,9 +3005,6 @@ func ValidateNodeSelectorRequirement(rq core.NodeSelectorRequirement, fldPath *f
func ValidateNodeSelectorTerm(term core.NodeSelectorTerm, fldPath *field.Path) field.ErrorList {
allErrs := field.ErrorList{}
if len(term.MatchExpressions) == 0 {
return append(allErrs, field.Required(fldPath.Child("matchExpressions"), "must have at least one node selector requirement"))
}
for j, req := range term.MatchExpressions {
allErrs = append(allErrs, ValidateNodeSelectorRequirement(req, fldPath.Child("matchExpressions").Index(j))...)
}

View File

@ -6069,6 +6069,47 @@ func TestValidatePod(t *testing.T) {
},
),
},
{ // Serialized node affinity requirements.
ObjectMeta: metav1.ObjectMeta{
Name: "123",
Namespace: "ns",
},
Spec: validPodSpec(
// TODO: Uncomment and move this block and move inside NodeAffinity once
// RequiredDuringSchedulingRequiredDuringExecution is implemented
// RequiredDuringSchedulingRequiredDuringExecution: &core.NodeSelector{
// NodeSelectorTerms: []core.NodeSelectorTerm{
// {
// MatchExpressions: []core.NodeSelectorRequirement{
// {
// Key: "key1",
// Operator: core.NodeSelectorOpExists
// },
// },
// },
// },
// },
&core.Affinity{
NodeAffinity: &core.NodeAffinity{
RequiredDuringSchedulingIgnoredDuringExecution: &core.NodeSelector{
NodeSelectorTerms: []core.NodeSelectorTerm{
{
MatchExpressions: []core.NodeSelectorRequirement{},
},
},
},
PreferredDuringSchedulingIgnoredDuringExecution: []core.PreferredSchedulingTerm{
{
Weight: 10,
Preference: core.NodeSelectorTerm{
MatchExpressions: []core.NodeSelectorRequirement{},
},
},
},
},
},
),
},
{ // Serialized pod affinity in affinity requirements in annotations.
ObjectMeta: metav1.ObjectMeta{
Name: "123",
@ -6517,26 +6558,6 @@ func TestValidatePod(t *testing.T) {
}),
},
},
"invalid requiredDuringSchedulingIgnoredDuringExecution node selector term, matchExpressions must have at least one node selector requirement": {
expectedError: "spec.affinity.nodeAffinity.requiredDuringSchedulingIgnoredDuringExecution.nodeSelectorTerms[0].matchExpressions",
spec: core.Pod{
ObjectMeta: metav1.ObjectMeta{
Name: "123",
Namespace: "ns",
},
Spec: validPodSpec(&core.Affinity{
NodeAffinity: &core.NodeAffinity{
RequiredDuringSchedulingIgnoredDuringExecution: &core.NodeSelector{
NodeSelectorTerms: []core.NodeSelectorTerm{
{
MatchExpressions: []core.NodeSelectorRequirement{},
},
},
},
},
}),
},
},
"invalid weight in preferredDuringSchedulingIgnoredDuringExecution in pod affinity annotations, weight should be in range 1-100": {
expectedError: "must be in the range 1-100",
spec: core.Pod{