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Merge pull request #62230 from msau42/redo-integration
Automatic merge from submit-queue (batch tested with PRs 61549, 62230, 62055, 61082, 62212). 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>. Create StorageClass for each volume binding test case **What this PR does / why we need it**: Use a different StorageClass for each test case so that subsequent test cases don't accidentally bind to PVs created in previous test cases. The alternative solution of waiting for all the resources to be fully deleted added a significant amount of time to the test, so I prefer using this storage class approach. **Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*: Fixes #62205 **Special notes for your reviewer**: **Release note**: ```release-note NONE ```
This commit is contained in:
Kubernetes Submit Queue
GitHub
commit
622789d8f3
@ -53,6 +53,7 @@ go_test(
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"//vendor/k8s.io/apimachinery/pkg/labels:go_default_library",
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"//vendor/k8s.io/apimachinery/pkg/util/diff:go_default_library",
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"//vendor/k8s.io/apimachinery/pkg/util/intstr:go_default_library",
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"//vendor/k8s.io/apimachinery/pkg/util/rand:go_default_library",
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"//vendor/k8s.io/apimachinery/pkg/util/sets:go_default_library",
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"//vendor/k8s.io/apimachinery/pkg/util/wait:go_default_library",
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"//vendor/k8s.io/apiserver/pkg/util/feature:go_default_library",
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@ -31,6 +31,7 @@ import (
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storagev1 "k8s.io/api/storage/v1"
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"k8s.io/apimachinery/pkg/api/resource"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/util/rand"
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"k8s.io/apimachinery/pkg/util/wait"
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utilfeature "k8s.io/apiserver/pkg/util/feature"
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clientset "k8s.io/client-go/kubernetes"
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@ -64,94 +65,107 @@ const (
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nodeAffinityLabelKey = "kubernetes.io/hostname"
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)
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type testPV struct {
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name string
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scMode storagev1.VolumeBindingMode
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preboundPVC string
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node string
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}
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type testPVC struct {
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name string
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scMode storagev1.VolumeBindingMode
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preboundPV string
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}
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func TestVolumeBinding(t *testing.T) {
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config := setupCluster(t, "volume-scheduling", 2)
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defer config.teardown()
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cases := map[string]struct {
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pod *v1.Pod
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pvs []*v1.PersistentVolume
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pvcs []*v1.PersistentVolumeClaim
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pvs []*testPV
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pvcs []*testPVC
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// Create these, but they should not be bound in the end
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unboundPvcs []*v1.PersistentVolumeClaim
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unboundPvs []*v1.PersistentVolume
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unboundPvcs []*testPVC
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unboundPvs []*testPV
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shouldFail bool
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}{
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"immediate can bind": {
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pod: makePod("pod-i-canbind", config.ns, []string{"pvc-i-canbind"}),
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pvs: []*v1.PersistentVolume{makePV(t, "pv-i-canbind", classImmediate, "", "", node1)},
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pvcs: []*v1.PersistentVolumeClaim{makePVC("pvc-i-canbind", config.ns, &classImmediate, "")},
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pvs: []*testPV{{"pv-i-canbind", modeImmediate, "", node1}},
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pvcs: []*testPVC{{"pvc-i-canbind", modeImmediate, ""}},
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},
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"immediate cannot bind": {
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pod: makePod("pod-i-cannotbind", config.ns, []string{"pvc-i-cannotbind"}),
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unboundPvcs: []*v1.PersistentVolumeClaim{makePVC("pvc-i-cannotbind", config.ns, &classImmediate, "")},
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unboundPvcs: []*testPVC{{"pvc-i-cannotbind", modeImmediate, ""}},
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shouldFail: true,
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},
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"immediate pvc prebound": {
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pod: makePod("pod-i-pvc-prebound", config.ns, []string{"pvc-i-prebound"}),
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pvs: []*v1.PersistentVolume{makePV(t, "pv-i-pvc-prebound", classImmediate, "", "", node1)},
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pvcs: []*v1.PersistentVolumeClaim{makePVC("pvc-i-prebound", config.ns, &classImmediate, "pv-i-pvc-prebound")},
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pvs: []*testPV{{"pv-i-pvc-prebound", modeImmediate, "", node1}},
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pvcs: []*testPVC{{"pvc-i-prebound", modeImmediate, "pv-i-pvc-prebound"}},
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},
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"immediate pv prebound": {
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pod: makePod("pod-i-pv-prebound", config.ns, []string{"pvc-i-pv-prebound"}),
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pvs: []*v1.PersistentVolume{makePV(t, "pv-i-prebound", classImmediate, "pvc-i-pv-prebound", config.ns, node1)},
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pvcs: []*v1.PersistentVolumeClaim{makePVC("pvc-i-pv-prebound", config.ns, &classImmediate, "")},
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pvs: []*testPV{{"pv-i-prebound", modeImmediate, "pvc-i-pv-prebound", node1}},
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pvcs: []*testPVC{{"pvc-i-pv-prebound", modeImmediate, ""}},
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},
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"wait can bind": {
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pod: makePod("pod-w-canbind", config.ns, []string{"pvc-w-canbind"}),
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pvs: []*v1.PersistentVolume{makePV(t, "pv-w-canbind", classWait, "", "", node1)},
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pvcs: []*v1.PersistentVolumeClaim{makePVC("pvc-w-canbind", config.ns, &classWait, "")},
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pvs: []*testPV{{"pv-w-canbind", modeWait, "", node1}},
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pvcs: []*testPVC{{"pvc-w-canbind", modeWait, ""}},
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},
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"wait cannot bind": {
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pod: makePod("pod-w-cannotbind", config.ns, []string{"pvc-w-cannotbind"}),
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unboundPvcs: []*v1.PersistentVolumeClaim{makePVC("pvc-w-cannotbind", config.ns, &classWait, "")},
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unboundPvcs: []*testPVC{{"pvc-w-cannotbind", modeWait, ""}},
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shouldFail: true,
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},
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"wait pvc prebound": {
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pod: makePod("pod-w-pvc-prebound", config.ns, []string{"pvc-w-prebound"}),
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pvs: []*v1.PersistentVolume{makePV(t, "pv-w-pvc-prebound", classWait, "", "", node1)},
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pvcs: []*v1.PersistentVolumeClaim{makePVC("pvc-w-prebound", config.ns, &classWait, "pv-w-pvc-prebound")},
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pvs: []*testPV{{"pv-w-pvc-prebound", modeWait, "", node1}},
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pvcs: []*testPVC{{"pvc-w-prebound", modeWait, "pv-w-pvc-prebound"}},
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},
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"wait pv prebound": {
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pod: makePod("pod-w-pv-prebound", config.ns, []string{"pvc-w-pv-prebound"}),
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pvs: []*v1.PersistentVolume{makePV(t, "pv-w-prebound", classWait, "pvc-w-pv-prebound", config.ns, node1)},
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pvcs: []*v1.PersistentVolumeClaim{makePVC("pvc-w-pv-prebound", config.ns, &classWait, "")},
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pvs: []*testPV{{"pv-w-prebound", modeWait, "pvc-w-pv-prebound", node1}},
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pvcs: []*testPVC{{"pvc-w-pv-prebound", modeWait, ""}},
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},
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"wait can bind two": {
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pod: makePod("pod-w-canbind-2", config.ns, []string{"pvc-w-canbind-2", "pvc-w-canbind-3"}),
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pvs: []*v1.PersistentVolume{
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makePV(t, "pv-w-canbind-2", classWait, "", "", node2),
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makePV(t, "pv-w-canbind-3", classWait, "", "", node2),
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pvs: []*testPV{
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{"pv-w-canbind-2", modeWait, "", node2},
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{"pv-w-canbind-3", modeWait, "", node2},
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},
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pvcs: []*v1.PersistentVolumeClaim{
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makePVC("pvc-w-canbind-2", config.ns, &classWait, ""),
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makePVC("pvc-w-canbind-3", config.ns, &classWait, ""),
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pvcs: []*testPVC{
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{"pvc-w-canbind-2", modeWait, ""},
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{"pvc-w-canbind-3", modeWait, ""},
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},
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unboundPvs: []*v1.PersistentVolume{
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makePV(t, "pv-w-canbind-5", classWait, "", "", node1),
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unboundPvs: []*testPV{
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{"pv-w-canbind-5", modeWait, "", node1},
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},
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},
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"wait cannot bind two": {
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pod: makePod("pod-w-cannotbind-2", config.ns, []string{"pvc-w-cannotbind-1", "pvc-w-cannotbind-2"}),
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unboundPvcs: []*v1.PersistentVolumeClaim{
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makePVC("pvc-w-cannotbind-1", config.ns, &classWait, ""),
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makePVC("pvc-w-cannotbind-2", config.ns, &classWait, ""),
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unboundPvcs: []*testPVC{
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{"pvc-w-cannotbind-1", modeWait, ""},
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{"pvc-w-cannotbind-2", modeWait, ""},
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},
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unboundPvs: []*v1.PersistentVolume{
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makePV(t, "pv-w-cannotbind-1", classWait, "", "", node2),
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makePV(t, "pv-w-cannotbind-2", classWait, "", "", node1),
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unboundPvs: []*testPV{
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{"pv-w-cannotbind-1", modeWait, "", node2},
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{"pv-w-cannotbind-2", modeWait, "", node1},
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},
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shouldFail: true,
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},
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"mix immediate and wait": {
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pod: makePod("pod-mix-bound", config.ns, []string{"pvc-w-canbind-4", "pvc-i-canbind-2"}),
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pvs: []*v1.PersistentVolume{
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makePV(t, "pv-w-canbind-4", classWait, "", "", node1),
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makePV(t, "pv-i-canbind-2", classImmediate, "", "", node1),
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pvs: []*testPV{
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{"pv-w-canbind-4", modeWait, "", node1},
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{"pv-i-canbind-2", modeImmediate, "", node1},
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},
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pvcs: []*v1.PersistentVolumeClaim{
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makePVC("pvc-w-canbind-4", config.ns, &classWait, ""),
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makePVC("pvc-i-canbind-2", config.ns, &classImmediate, ""),
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pvcs: []*testPVC{
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{"pvc-w-canbind-4", modeWait, ""},
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{"pvc-i-canbind-2", modeImmediate, ""},
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},
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},
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}
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@ -159,26 +173,41 @@ func TestVolumeBinding(t *testing.T) {
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for name, test := range cases {
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glog.Infof("Running test %v", name)
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// Create two StorageClasses
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suffix := rand.String(4)
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classes := map[storagev1.VolumeBindingMode]*storagev1.StorageClass{}
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classes[modeImmediate] = makeStorageClass(fmt.Sprintf("immediate-%v", suffix), &modeImmediate)
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classes[modeWait] = makeStorageClass(fmt.Sprintf("wait-%v", suffix), &modeWait)
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for _, sc := range classes {
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if _, err := config.client.StorageV1().StorageClasses().Create(sc); err != nil {
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t.Fatalf("Failed to create StorageClass %q: %v", sc.Name, err)
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}
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}
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// Create PVs
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for _, pv := range test.pvs {
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for _, pvConfig := range test.pvs {
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pv := makePV(pvConfig.name, classes[pvConfig.scMode].Name, pvConfig.preboundPVC, config.ns, pvConfig.node)
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if _, err := config.client.CoreV1().PersistentVolumes().Create(pv); err != nil {
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t.Fatalf("Failed to create PersistentVolume %q: %v", pv.Name, err)
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}
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}
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for _, pv := range test.unboundPvs {
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for _, pvConfig := range test.unboundPvs {
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pv := makePV(pvConfig.name, classes[pvConfig.scMode].Name, pvConfig.preboundPVC, config.ns, pvConfig.node)
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if _, err := config.client.CoreV1().PersistentVolumes().Create(pv); err != nil {
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t.Fatalf("Failed to create PersistentVolume %q: %v", pv.Name, err)
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}
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}
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// Create PVCs
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for _, pvc := range test.pvcs {
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for _, pvcConfig := range test.pvcs {
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pvc := makePVC(pvcConfig.name, config.ns, &classes[pvcConfig.scMode].Name, pvcConfig.preboundPV)
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if _, err := config.client.CoreV1().PersistentVolumeClaims(config.ns).Create(pvc); err != nil {
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t.Fatalf("Failed to create PersistentVolumeClaim %q: %v", pvc.Name, err)
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}
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}
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for _, pvc := range test.unboundPvcs {
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for _, pvcConfig := range test.unboundPvcs {
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pvc := makePVC(pvcConfig.name, config.ns, &classes[pvcConfig.scMode].Name, pvcConfig.preboundPV)
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if _, err := config.client.CoreV1().PersistentVolumeClaims(config.ns).Create(pvc); err != nil {
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t.Fatalf("Failed to create PersistentVolumeClaim %q: %v", pvc.Name, err)
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}
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@ -200,23 +229,22 @@ func TestVolumeBinding(t *testing.T) {
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// Validate PVC/PV binding
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for _, pvc := range test.pvcs {
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validatePVCPhase(t, config.client, pvc, v1.ClaimBound)
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validatePVCPhase(t, config.client, pvc.name, config.ns, v1.ClaimBound)
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}
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for _, pvc := range test.unboundPvcs {
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validatePVCPhase(t, config.client, pvc, v1.ClaimPending)
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validatePVCPhase(t, config.client, pvc.name, config.ns, v1.ClaimPending)
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}
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for _, pv := range test.pvs {
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validatePVPhase(t, config.client, pv, v1.VolumeBound)
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validatePVPhase(t, config.client, pv.name, v1.VolumeBound)
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}
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for _, pv := range test.unboundPvs {
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validatePVPhase(t, config.client, pv, v1.VolumeAvailable)
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validatePVPhase(t, config.client, pv.name, v1.VolumeAvailable)
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}
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|
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// TODO: validate events on Pods and PVCs
|
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|
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config.client.CoreV1().Pods(config.ns).DeleteCollection(deleteOption, metav1.ListOptions{})
|
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config.client.CoreV1().PersistentVolumeClaims(config.ns).DeleteCollection(deleteOption, metav1.ListOptions{})
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config.client.CoreV1().PersistentVolumes().DeleteCollection(deleteOption, metav1.ListOptions{})
|
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// Force delete objects, but they still may not be immediately removed
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deleteTestObjects(config.client, config.ns, deleteOption)
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}
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}
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|
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@ -229,7 +257,7 @@ func TestVolumeBindingStress(t *testing.T) {
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pvs := []*v1.PersistentVolume{}
|
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pvcs := []*v1.PersistentVolumeClaim{}
|
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for i := 0; i < podLimit*volsPerPod; i++ {
|
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pv := makePV(t, fmt.Sprintf("pv-stress-%v", i), classWait, "", "", node1)
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pv := makePV(fmt.Sprintf("pv-stress-%v", i), classWait, "", "", node1)
|
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pvc := makePVC(fmt.Sprintf("pvc-stress-%v", i), config.ns, &classWait, "")
|
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|
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if pv, err := config.client.CoreV1().PersistentVolumes().Create(pv); err != nil {
|
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@ -267,10 +295,10 @@ func TestVolumeBindingStress(t *testing.T) {
|
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|
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// Validate PVC/PV binding
|
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for _, pvc := range pvcs {
|
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validatePVCPhase(t, config.client, pvc, v1.ClaimBound)
|
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validatePVCPhase(t, config.client, pvc.Name, config.ns, v1.ClaimBound)
|
||||
}
|
||||
for _, pv := range pvs {
|
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validatePVPhase(t, config.client, pv, v1.VolumeBound)
|
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validatePVPhase(t, config.client, pv.Name, v1.VolumeBound)
|
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}
|
||||
|
||||
// TODO: validate events on Pods and PVCs
|
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@ -280,7 +308,7 @@ func TestPVAffinityConflict(t *testing.T) {
|
||||
config := setupCluster(t, "volume-scheduling", 3)
|
||||
defer config.teardown()
|
||||
|
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pv := makePV(t, "local-pv", classImmediate, "", "", node1)
|
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pv := makePV("local-pv", classImmediate, "", "", node1)
|
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pvc := makePVC("local-pvc", config.ns, &classImmediate, "")
|
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|
||||
// Create PV
|
||||
@ -411,16 +439,20 @@ func setupCluster(t *testing.T, nsName string, numberOfNodes int) *testConfig {
|
||||
ns: ns,
|
||||
stop: controllerCh,
|
||||
teardown: func() {
|
||||
clientset.CoreV1().Pods(ns).DeleteCollection(nil, metav1.ListOptions{})
|
||||
clientset.CoreV1().PersistentVolumeClaims(ns).DeleteCollection(nil, metav1.ListOptions{})
|
||||
clientset.CoreV1().PersistentVolumes().DeleteCollection(nil, metav1.ListOptions{})
|
||||
clientset.StorageV1().StorageClasses().DeleteCollection(nil, metav1.ListOptions{})
|
||||
deleteTestObjects(clientset, ns, nil)
|
||||
cleanupTest(t, context)
|
||||
utilfeature.DefaultFeatureGate.Set("VolumeScheduling=false,LocalPersistentVolumes=false")
|
||||
},
|
||||
}
|
||||
}
|
||||
|
||||
func deleteTestObjects(client clientset.Interface, ns string, option *metav1.DeleteOptions) {
|
||||
client.CoreV1().Pods(ns).DeleteCollection(option, metav1.ListOptions{})
|
||||
client.CoreV1().PersistentVolumeClaims(ns).DeleteCollection(option, metav1.ListOptions{})
|
||||
client.CoreV1().PersistentVolumes().DeleteCollection(option, metav1.ListOptions{})
|
||||
client.StorageV1().StorageClasses().DeleteCollection(option, metav1.ListOptions{})
|
||||
}
|
||||
|
||||
func makeStorageClass(name string, mode *storagev1.VolumeBindingMode) *storagev1.StorageClass {
|
||||
return &storagev1.StorageClass{
|
||||
ObjectMeta: metav1.ObjectMeta{
|
||||
@ -431,7 +463,7 @@ func makeStorageClass(name string, mode *storagev1.VolumeBindingMode) *storagev1
|
||||
}
|
||||
}
|
||||
|
||||
func makePV(t *testing.T, name, scName, pvcName, ns, node string) *v1.PersistentVolume {
|
||||
func makePV(name, scName, pvcName, ns, node string) *v1.PersistentVolume {
|
||||
pv := &v1.PersistentVolume{
|
||||
ObjectMeta: metav1.ObjectMeta{
|
||||
Name: name,
|
||||
@ -528,25 +560,25 @@ func makePod(name, ns string, pvcs []string) *v1.Pod {
|
||||
}
|
||||
}
|
||||
|
||||
func validatePVCPhase(t *testing.T, client clientset.Interface, pvc *v1.PersistentVolumeClaim, phase v1.PersistentVolumeClaimPhase) {
|
||||
claim, err := client.CoreV1().PersistentVolumeClaims(pvc.Namespace).Get(pvc.Name, metav1.GetOptions{})
|
||||
func validatePVCPhase(t *testing.T, client clientset.Interface, pvcName string, ns string, phase v1.PersistentVolumeClaimPhase) {
|
||||
claim, err := client.CoreV1().PersistentVolumeClaims(ns).Get(pvcName, metav1.GetOptions{})
|
||||
if err != nil {
|
||||
t.Errorf("Failed to get PVC %v/%v: %v", pvc.Namespace, pvc.Name, err)
|
||||
t.Errorf("Failed to get PVC %v/%v: %v", ns, pvcName, err)
|
||||
}
|
||||
|
||||
if claim.Status.Phase != phase {
|
||||
t.Errorf("PVC %v/%v phase not %v, got %v", pvc.Namespace, pvc.Name, phase, claim.Status.Phase)
|
||||
t.Errorf("PVC %v/%v phase not %v, got %v", ns, pvcName, phase, claim.Status.Phase)
|
||||
}
|
||||
}
|
||||
|
||||
func validatePVPhase(t *testing.T, client clientset.Interface, pv *v1.PersistentVolume, phase v1.PersistentVolumePhase) {
|
||||
pv, err := client.CoreV1().PersistentVolumes().Get(pv.Name, metav1.GetOptions{})
|
||||
func validatePVPhase(t *testing.T, client clientset.Interface, pvName string, phase v1.PersistentVolumePhase) {
|
||||
pv, err := client.CoreV1().PersistentVolumes().Get(pvName, metav1.GetOptions{})
|
||||
if err != nil {
|
||||
t.Errorf("Failed to get PV %v: %v", pv.Name, err)
|
||||
t.Errorf("Failed to get PV %v: %v", pvName, err)
|
||||
}
|
||||
|
||||
if pv.Status.Phase != phase {
|
||||
t.Errorf("PV %v phase not %v, got %v", pv.Name, phase, pv.Status.Phase)
|
||||
t.Errorf("PV %v phase not %v, got %v", pvName, phase, pv.Status.Phase)
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user