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Add 'reserve' and 'prebind' plugin tests

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This commit is contained in:
Bobby (Babak) Salamat
2018-11-08 18:55:19 -08:00
parent e60f510e38
commit 679d88c1a0
3 changed files with 298 additions and 3 deletions
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30
test/integration/scheduler/util.go
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@@ -51,6 +51,7 @@ import (
_ "k8s.io/kubernetes/pkg/scheduler/algorithmprovider"
schedulerapi "k8s.io/kubernetes/pkg/scheduler/api"
"k8s.io/kubernetes/pkg/scheduler/factory"
plugins "k8s.io/kubernetes/pkg/scheduler/plugins/v1alpha1"
taintutils "k8s.io/kubernetes/pkg/util/taints"
"k8s.io/kubernetes/test/integration/framework"
imageutils "k8s.io/kubernetes/test/utils/image"
@@ -148,7 +149,7 @@ func initTestScheduler(
) *TestContext {
// Pod preemption is enabled by default scheduler configuration, but preemption only happens when PodPriority
// feature gate is enabled at the same time.
return initTestSchedulerWithOptions(t, context, setPodInformer, policy, false, true, time.Second)
return initTestSchedulerWithOptions(t, context, setPodInformer, policy, nil, false, true, time.Second)
}
// initTestSchedulerWithOptions initializes a test environment and creates a scheduler with default
@@ -158,6 +159,7 @@ func initTestSchedulerWithOptions(
context *TestContext,
setPodInformer bool,
policy *schedulerapi.Policy,
pluginSet plugins.PluginSet,
disablePreemption bool,
disableEquivalenceCache bool,
resyncPeriod time.Duration,
@@ -205,6 +207,11 @@ func initTestSchedulerWithOptions(
controller.WaitForCacheSync("scheduler", context.schedulerConfig.StopEverything, podInformer.Informer().HasSynced)
}
// Set pluginSet if provided. DefaultPluginSet is used if this is not specified.
if pluginSet != nil {
context.schedulerConfig.PluginSet = pluginSet
}
eventBroadcaster := record.NewBroadcaster()
context.schedulerConfig.Recorder = eventBroadcaster.NewRecorder(
legacyscheme.Scheme,
@@ -257,7 +264,7 @@ func initTest(t *testing.T, nsPrefix string) *TestContext {
// configuration but with pod preemption disabled.
func initTestDisablePreemption(t *testing.T, nsPrefix string) *TestContext {
return initTestSchedulerWithOptions(
t, initTestMaster(t, nsPrefix, nil), true, nil, true, true, time.Second)
t, initTestMaster(t, nsPrefix, nil), true, nil, nil, true, true, time.Second)
}
// cleanupTest deletes the scheduler and the test namespace. It should be called
@@ -605,6 +612,25 @@ func podUnschedulable(c clientset.Interface, podNamespace, podName string) wait.
}
}
// podSchedulingError returns a condition function that returns true if the given pod
// gets unschedulable status for reasons other than "Unschedulable". The scheduler
// records such reasons in case of error.
func podSchedulingError(c clientset.Interface, podNamespace, podName string) wait.ConditionFunc {
return func() (bool, error) {
pod, err := c.CoreV1().Pods(podNamespace).Get(podName, metav1.GetOptions{})
if errors.IsNotFound(err) {
return false, nil
}
if err != nil {
// This could be a connection error so we want to retry.
return false, nil
}
_, cond := podutil.GetPodCondition(&pod.Status, v1.PodScheduled)
return cond != nil && cond.Status == v1.ConditionFalse &&
cond.Reason != v1.PodReasonUnschedulable, nil
}
}
// waitForPodToScheduleWithTimeout waits for a pod to get scheduled and returns
// an error if it does not scheduled within the given timeout.
func waitForPodToScheduleWithTimeout(cs clientset.Interface, pod *v1.Pod, timeout time.Duration) error {