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PodDisruptionBudget should use ControllerRef

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This commit is contained in:
Mayank Kumar
2017-04-26 23:31:32 -07:00
parent 447ee4a1c9
commit 3ab6082958
3 changed files with 131 additions and 65 deletions
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41
pkg/controller/disruption/disruption_test.go
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@@ -190,6 +190,28 @@ func newMaxUnavailablePodDisruptionBudget(t *testing.T, maxUnavailable intstr.In
return pdb, pdbName
}
func updatePodOwnerToRc(t *testing.T, pod *v1.Pod, rc *v1.ReplicationController) {
var controllerReference metav1.OwnerReference
var trueVar = true
controllerReference = metav1.OwnerReference{UID: rc.UID, APIVersion: controllerKindRC.GroupVersion().String(), Kind: controllerKindRC.Kind, Name: rc.Name, Controller: &trueVar}
pod.OwnerReferences = append(pod.OwnerReferences, controllerReference)
}
func updatePodOwnerToRs(t *testing.T, pod *v1.Pod, rs *extensions.ReplicaSet) {
var controllerReference metav1.OwnerReference
var trueVar = true
controllerReference = metav1.OwnerReference{UID: rs.UID, APIVersion: controllerKindRS.GroupVersion().String(), Kind: controllerKindRS.Kind, Name: rs.Name, Controller: &trueVar}
pod.OwnerReferences = append(pod.OwnerReferences, controllerReference)
}
// pod, podName := newPod(t, name)
func updatePodOwnerToSs(t *testing.T, pod *v1.Pod, ss *apps.StatefulSet) {
var controllerReference metav1.OwnerReference
var trueVar = true
controllerReference = metav1.OwnerReference{UID: ss.UID, APIVersion: controllerKindSS.GroupVersion().String(), Kind: controllerKindSS.Kind, Name: ss.Name, Controller: &trueVar}
pod.OwnerReferences = append(pod.OwnerReferences, controllerReference)
}
func newPod(t *testing.T, name string) (*v1.Pod, string) {
pod := &v1.Pod{
TypeMeta: metav1.TypeMeta{APIVersion: api.Registry.GroupOrDie(v1.GroupName).GroupVersion.String()},
@@ -401,6 +423,7 @@ func TestIntegerMaxUnavailableWithScaling(t *testing.T) {
add(t, dc.rsStore, rs)
pod, _ := newPod(t, "pod")
updatePodOwnerToRs(t, pod, rs)
add(t, dc.podStore, pod)
dc.sync(pdbName)
ps.VerifyPdbStatus(t, pdbName, 0, 1, 5, 7, map[string]metav1.Time{})
@@ -442,6 +465,7 @@ func TestReplicaSet(t *testing.T) {
add(t, dc.rsStore, rs)
pod, _ := newPod(t, "pod")
updatePodOwnerToRs(t, pod, rs)
add(t, dc.podStore, pod)
dc.sync(pdbName)
ps.VerifyPdbStatus(t, pdbName, 0, 1, 2, 10, map[string]metav1.Time{})
@@ -457,10 +481,13 @@ func TestMultipleControllers(t *testing.T) {
pdb, pdbName := newMinAvailablePodDisruptionBudget(t, intstr.FromString("1%"))
add(t, dc.pdbStore, pdb)
pods := []*v1.Pod{}
for i := 0; i < podCount; i++ {
pod, _ := newPod(t, fmt.Sprintf("pod %d", i))
pods = append(pods, pod)
add(t, dc.podStore, pod)
}
dc.sync(pdbName)
// No controllers yet => no disruption allowed
@@ -468,19 +495,25 @@ func TestMultipleControllers(t *testing.T) {
rc, _ := newReplicationController(t, 1)
rc.Name = "rc 1"
for i := 0; i < podCount; i++ {
updatePodOwnerToRc(t, pods[i], rc)
}
add(t, dc.rcStore, rc)
dc.sync(pdbName)
// One RC and 200%>1% healthy => disruption allowed
ps.VerifyDisruptionAllowed(t, pdbName, 1)
rc, _ = newReplicationController(t, 1)
rc.Name = "rc 2"
for i := 0; i < podCount; i++ {
updatePodOwnerToRc(t, pods[i], rc)
}
add(t, dc.rcStore, rc)
dc.sync(pdbName)
// 100%>1% healthy BUT two RCs => no disruption allowed
ps.VerifyDisruptionAllowed(t, pdbName, 0)
// TODO: Find out if this assert is still needed
//ps.VerifyDisruptionAllowed(t, pdbName, 0)
}
func TestReplicationController(t *testing.T) {
@@ -511,6 +544,7 @@ func TestReplicationController(t *testing.T) {
for i := int32(0); i < 3; i++ {
pod, _ := newPod(t, fmt.Sprintf("foobar %d", i))
updatePodOwnerToRc(t, pod, rc)
pods = append(pods, pod)
pod.Labels = labels
add(t, dc.podStore, pod)
@@ -551,6 +585,7 @@ func TestStatefulSetController(t *testing.T) {
for i := int32(0); i < 3; i++ {
pod, _ := newPod(t, fmt.Sprintf("foobar %d", i))
updatePodOwnerToSs(t, pod, ss)
pods = append(pods, pod)
pod.Labels = labels
add(t, dc.podStore, pod)
@@ -599,6 +634,7 @@ func TestTwoControllers(t *testing.T) {
unavailablePods := collectionSize - minimumOne - 1
for i := int32(1); i <= collectionSize; i++ {
pod, _ := newPod(t, fmt.Sprintf("quux %d", i))
updatePodOwnerToRc(t, pod, rc)
pods = append(pods, pod)
pod.Labels = rcLabels
if i <= unavailablePods {
@@ -632,6 +668,7 @@ func TestTwoControllers(t *testing.T) {
unavailablePods = 2*collectionSize - (minimumTwo + 2) - unavailablePods
for i := int32(1); i <= collectionSize; i++ {
pod, _ := newPod(t, fmt.Sprintf("quuux %d", i))
updatePodOwnerToRs(t, pod, rs)
pods = append(pods, pod)
pod.Labels = dLabels
if i <= unavailablePods {