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pod_controller_test.go
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pod_controller_test.go
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/*
Copyright 2023 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package pod
import (
"fmt"
"strconv"
"time"
"github.com/google/go-cmp/cmp"
"github.com/google/go-cmp/cmp/cmpopts"
"github.com/onsi/ginkgo/v2"
"github.com/onsi/gomega"
batchv1 "k8s.io/api/batch/v1"
corev1 "k8s.io/api/core/v1"
apierrors "k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/types"
"k8s.io/utils/ptr"
"sigs.k8s.io/controller-runtime/pkg/client"
"sigs.k8s.io/controller-runtime/pkg/controller/controllerutil"
configapi "sigs.k8s.io/kueue/apis/config/v1beta1"
kueue "sigs.k8s.io/kueue/apis/kueue/v1beta1"
"sigs.k8s.io/kueue/pkg/controller/jobframework"
podcontroller "sigs.k8s.io/kueue/pkg/controller/jobs/pod"
"sigs.k8s.io/kueue/pkg/util/testing"
testingpod "sigs.k8s.io/kueue/pkg/util/testingjobs/pod"
"sigs.k8s.io/kueue/pkg/workload"
"sigs.k8s.io/kueue/test/integration/framework"
"sigs.k8s.io/kueue/test/util"
)
const (
podName = "test-pod"
instanceKey = "cloud.provider.com/instance"
)
var (
wlConditionCmpOpts = []cmp.Option{
cmpopts.IgnoreFields(metav1.Condition{}, "LastTransitionTime", "Reason", "Message"),
}
)
var _ = ginkgo.Describe("Pod controller", ginkgo.Ordered, ginkgo.ContinueOnFailure, func() {
ginkgo.When("manageJobsWithoutQueueName is disabled", func() {
var defaultFlavor = testing.MakeResourceFlavor("default").Label("kubernetes.io/arch", "arm64").Obj()
var clusterQueue = testing.MakeClusterQueue("cluster-queue").
ResourceGroup(
*testing.MakeFlavorQuotas(defaultFlavor.Name).Resource(corev1.ResourceCPU, "1").Obj(),
).Obj()
ginkgo.BeforeAll(func() {
fwk = &framework.Framework{
CRDPath: crdPath,
WebhookPath: webhookPath,
}
cfg = fwk.Init()
ctx, k8sClient = fwk.RunManager(cfg, managerSetup(
jobframework.WithManageJobsWithoutQueueName(false),
jobframework.WithKubeServerVersion(serverVersionFetcher),
jobframework.WithIntegrationOptions(corev1.SchemeGroupVersion.WithKind("Pod").String(), &configapi.PodIntegrationOptions{
PodSelector: &metav1.LabelSelector{},
NamespaceSelector: &metav1.LabelSelector{
MatchExpressions: []metav1.LabelSelectorRequirement{
{
Key: "kubernetes.io/metadata.name",
Operator: metav1.LabelSelectorOpNotIn,
Values: []string{"kube-system", "kueue-system"},
},
},
},
}),
))
gomega.Expect(k8sClient.Create(ctx, defaultFlavor)).To(gomega.Succeed())
gomega.Expect(k8sClient.Create(ctx, clusterQueue)).To(gomega.Succeed())
})
ginkgo.AfterAll(func() {
util.ExpectClusterQueueToBeDeleted(ctx, k8sClient, clusterQueue, true)
util.ExpectResourceFlavorToBeDeleted(ctx, k8sClient, defaultFlavor, true)
fwk.Teardown()
})
var (
ns *corev1.Namespace
lookupKey types.NamespacedName
)
ginkgo.BeforeEach(func() {
ns = &corev1.Namespace{
ObjectMeta: metav1.ObjectMeta{
GenerateName: "pod-namespace-",
},
}
gomega.Expect(k8sClient.Create(ctx, ns)).To(gomega.Succeed())
lookupKey = types.NamespacedName{Name: podName, Namespace: ns.Name}
})
ginkgo.AfterEach(func() {
gomega.Expect(util.DeleteNamespace(ctx, k8sClient, ns)).To(gomega.Succeed())
})
ginkgo.When("Using single pod", func() {
ginkgo.It("Should reconcile the single pod with the queue name", func() {
pod := testingpod.MakePod(podName, ns.Name).Queue("test-queue").Obj()
gomega.Expect(k8sClient.Create(ctx, pod)).Should(gomega.Succeed())
createdPod := &corev1.Pod{}
gomega.Eventually(func() error {
return k8sClient.Get(ctx, lookupKey, createdPod)
}, util.Timeout, util.Interval).Should(gomega.Succeed())
gomega.Expect(createdPod.Spec.SchedulingGates).To(
gomega.ContainElement(corev1.PodSchedulingGate{Name: "kueue.x-k8s.io/admission"}),
"Pod should have scheduling gate",
)
gomega.Expect(createdPod.Labels).To(
gomega.HaveKeyWithValue("kueue.x-k8s.io/managed", "true"),
"Pod should have the label",
)
gomega.Expect(createdPod.Finalizers).To(gomega.ContainElement("kueue.x-k8s.io/managed"),
"Pod should have finalizer")
ginkgo.By("checking that workload is created for pod with the queue name")
createdWorkload := &kueue.Workload{}
wlLookupKey := types.NamespacedName{Name: podcontroller.GetWorkloadNameForPod(pod.Name, pod.UID), Namespace: ns.Name}
gomega.Eventually(func() error {
return k8sClient.Get(ctx, wlLookupKey, createdWorkload)
}, util.Timeout, util.Interval).Should(gomega.Succeed())
gomega.Expect(createdWorkload.Spec.PodSets).To(gomega.HaveLen(1))
gomega.Expect(createdWorkload.Spec.QueueName).To(gomega.Equal("test-queue"),
"The Workload should have .spec.queueName set")
ginkgo.By("checking the pod is unsuspended when workload is assigned")
clusterQueue := testing.MakeClusterQueue("cluster-queue").
ResourceGroup(
*testing.MakeFlavorQuotas("default").Resource(corev1.ResourceCPU, "1").Obj(),
).Obj()
admission := testing.MakeAdmission(clusterQueue.Name).
Assignment(corev1.ResourceCPU, "default", "1").
AssignmentPodCount(createdWorkload.Spec.PodSets[0].Count).
Obj()
gomega.Expect(util.SetQuotaReservation(ctx, k8sClient, createdWorkload, admission)).Should(gomega.Succeed())
util.SyncAdmittedConditionForWorkloads(ctx, k8sClient, createdWorkload)
gomega.Eventually(func(g gomega.Gomega) bool {
ok, err := testing.CheckLatestEvent(ctx, k8sClient, "Started", corev1.EventTypeNormal, fmt.Sprintf("Admitted by clusterQueue %v", clusterQueue.Name))
g.Expect(err).NotTo(gomega.HaveOccurred())
return ok
}, util.Timeout, util.Interval).Should(gomega.BeTrue())
util.ExpectPodUnsuspendedWithNodeSelectors(ctx, k8sClient, lookupKey, map[string]string{"kubernetes.io/arch": "arm64"})
gomega.Expect(k8sClient.Get(ctx, wlLookupKey, createdWorkload)).To(gomega.Succeed())
gomega.Expect(createdWorkload.Status.Conditions).To(gomega.BeComparableTo(
[]metav1.Condition{
{Type: kueue.WorkloadQuotaReserved, Status: metav1.ConditionTrue},
{Type: kueue.WorkloadAdmitted, Status: metav1.ConditionTrue},
},
wlConditionCmpOpts...,
))
ginkgo.By("checking the workload is finished and the pod finalizer is removed when pod is succeeded")
util.SetPodsPhase(ctx, k8sClient, corev1.PodSucceeded, pod)
gomega.Eventually(func() []metav1.Condition {
err := k8sClient.Get(ctx, wlLookupKey, createdWorkload)
if err != nil {
return nil
}
return createdWorkload.Status.Conditions
}, util.Timeout, util.Interval).Should(gomega.ContainElement(
gomega.BeComparableTo(
metav1.Condition{Type: kueue.WorkloadFinished, Status: metav1.ConditionTrue},
wlConditionCmpOpts...,
),
), "Expected 'Finished' workload condition")
util.ExpectPodsFinalized(ctx, k8sClient, lookupKey)
})
ginkgo.It("Should remove finalizers from Pods that are actively deleted after being admitted", func() {
pod := testingpod.MakePod(podName, ns.Name).Queue("test-queue").Obj()
gomega.Expect(k8sClient.Create(ctx, pod)).Should(gomega.Succeed())
createdPod := &corev1.Pod{}
gomega.Eventually(func() error {
return k8sClient.Get(ctx, lookupKey, createdPod)
}, util.Timeout, util.Interval).Should(gomega.Succeed())
gomega.Expect(createdPod.Finalizers).To(gomega.ContainElement("kueue.x-k8s.io/managed"),
"Pod should have finalizer")
ginkgo.By("checking that workload is created for pod with the queue name")
createdWorkload := &kueue.Workload{}
wlLookupKey := types.NamespacedName{Name: podcontroller.GetWorkloadNameForPod(pod.Name, pod.UID), Namespace: ns.Name}
gomega.Eventually(func() error {
return k8sClient.Get(ctx, wlLookupKey, createdWorkload)
}, util.Timeout, util.Interval).Should(gomega.Succeed())
ginkgo.By("checking the pod is unsuspended when workload is assigned")
clusterQueue := testing.MakeClusterQueue("cluster-queue").
ResourceGroup(
*testing.MakeFlavorQuotas("default").Resource(corev1.ResourceCPU, "1").Obj(),
).Obj()
admission := testing.MakeAdmission(clusterQueue.Name).
Assignment(corev1.ResourceCPU, "default", "1").
AssignmentPodCount(createdWorkload.Spec.PodSets[0].Count).
Obj()
gomega.Expect(util.SetQuotaReservation(ctx, k8sClient, createdWorkload, admission)).Should(gomega.Succeed())
util.SyncAdmittedConditionForWorkloads(ctx, k8sClient, createdWorkload)
gomega.Eventually(func() []corev1.PodSchedulingGate {
if err := k8sClient.Get(ctx, lookupKey, createdPod); err != nil {
return nil
}
return createdPod.Spec.SchedulingGates
}, util.Timeout, util.Interval).Should(gomega.BeEmpty())
ginkgo.By("checking that the finalizer is removed when the Pod is deleted early")
gomega.Expect(k8sClient.Delete(ctx, createdPod)).Should(gomega.Succeed())
gomega.Eventually(func(g gomega.Gomega) error {
return k8sClient.Get(ctx, lookupKey, createdPod)
}, util.Timeout, util.Interval).Should(testing.BeNotFoundError())
})
ginkgo.When("A workload is evicted", func() {
const finalizerName = "kueue.x-k8s.io/integration-test"
var pod *corev1.Pod
ginkgo.BeforeEach(func() {
// A pod must have a dedicated finalizer since we need to verify the pod status
// after a workload is evicted.
pod = testingpod.MakePod(podName, ns.Name).Queue("test-queue").Finalizer(finalizerName).Obj()
ginkgo.By("Creating a pod with queue name")
gomega.Expect(k8sClient.Create(ctx, pod)).Should(gomega.Succeed())
})
ginkgo.AfterEach(func() {
gomega.Eventually(func(g gomega.Gomega) {
g.Expect(k8sClient.Get(ctx, lookupKey, pod)).Should(gomega.Succeed())
controllerutil.RemoveFinalizer(pod, finalizerName)
g.Expect(k8sClient.Update(ctx, pod)).Should(gomega.Succeed())
}, util.Timeout, util.Interval).Should(gomega.Succeed())
gomega.Eventually(func() bool {
return apierrors.IsNotFound(k8sClient.Get(ctx, lookupKey, &corev1.Pod{}))
}, util.Timeout, util.Interval).Should(gomega.BeTrue())
})
ginkgo.It("Should stop the single pod with the queue name", func() {
createdPod := &corev1.Pod{}
gomega.Eventually(func() error {
return k8sClient.Get(ctx, lookupKey, createdPod)
}, util.Timeout, util.Interval).Should(gomega.Succeed())
ginkgo.By("checking that workload is created for pod with the queue name")
createdWorkload := &kueue.Workload{}
wlLookupKey := types.NamespacedName{Name: podcontroller.GetWorkloadNameForPod(pod.Name, pod.UID), Namespace: ns.Name}
gomega.Eventually(func() error {
return k8sClient.Get(ctx, wlLookupKey, createdWorkload)
}, util.Timeout, util.Interval).Should(gomega.Succeed())
gomega.Expect(createdWorkload.Spec.PodSets).To(gomega.HaveLen(1))
gomega.Expect(createdWorkload.Spec.QueueName).To(gomega.Equal("test-queue"), "The Workload should have .spec.queueName set")
ginkgo.By("checking that pod is unsuspended when workload is admitted")
clusterQueue := testing.MakeClusterQueue("cluster-queue").
ResourceGroup(
*testing.MakeFlavorQuotas("default").Resource(corev1.ResourceCPU, "1").Obj(),
).Obj()
admission := testing.MakeAdmission(clusterQueue.Name).
Assignment(corev1.ResourceCPU, "default", "1").
AssignmentPodCount(createdWorkload.Spec.PodSets[0].Count).
Obj()
gomega.Expect(util.SetQuotaReservation(ctx, k8sClient, createdWorkload, admission)).Should(gomega.Succeed())
util.SyncAdmittedConditionForWorkloads(ctx, k8sClient, createdWorkload)
util.ExpectPodUnsuspendedWithNodeSelectors(ctx, k8sClient, lookupKey, map[string]string{"kubernetes.io/arch": "arm64"})
gomega.Expect(k8sClient.Get(ctx, wlLookupKey, createdWorkload)).To(gomega.Succeed())
gomega.Expect(createdWorkload.Status.Conditions).Should(gomega.BeComparableTo(
[]metav1.Condition{
{Type: kueue.WorkloadQuotaReserved, Status: metav1.ConditionTrue},
{Type: kueue.WorkloadAdmitted, Status: metav1.ConditionTrue},
},
wlConditionCmpOpts...,
))
ginkgo.By("checking that pod is stopped when workload is evicted")
gomega.Expect(
workload.UpdateStatus(ctx, k8sClient, createdWorkload, kueue.WorkloadEvicted, metav1.ConditionTrue,
kueue.WorkloadEvictedByPreemption, "By test", "evict"),
).Should(gomega.Succeed())
util.FinishEvictionForWorkloads(ctx, k8sClient, createdWorkload)
gomega.Eventually(func(g gomega.Gomega) bool {
g.Expect(k8sClient.Get(ctx, lookupKey, createdPod)).To(gomega.Succeed())
return createdPod.DeletionTimestamp.IsZero()
}, util.Timeout, util.Interval).Should(gomega.BeFalse(), "Expected pod to be deleted")
gomega.Expect(createdPod.Status.Conditions).Should(gomega.ContainElement(
gomega.BeComparableTo(
corev1.PodCondition{
Type: "TerminationTarget",
Status: "True",
Reason: "StoppedByKueue",
Message: "By test",
},
cmpopts.IgnoreFields(corev1.PodCondition{}, "LastTransitionTime"),
),
))
})
})
ginkgo.When("Pod owner is managed by Kueue", func() {
var pod *corev1.Pod
ginkgo.BeforeEach(func() {
pod = testingpod.MakePod(podName, ns.Name).
Queue("test-queue").
OwnerReference("parent-job", batchv1.SchemeGroupVersion.WithKind("Job")).
Obj()
})
ginkgo.It("Should skip the pod", func() {
gomega.Expect(k8sClient.Create(ctx, pod)).Should(gomega.Succeed())
createdPod := &corev1.Pod{}
gomega.Eventually(func() error {
return k8sClient.Get(ctx, lookupKey, createdPod)
}, util.Timeout, util.Interval).Should(gomega.Succeed())
gomega.Expect(createdPod.Spec.SchedulingGates).NotTo(
gomega.ContainElement(corev1.PodSchedulingGate{Name: "kueue.x-k8s.io/admission"}),
"Pod shouldn't have scheduling gate",
)
gomega.Expect(createdPod.Labels).NotTo(
gomega.HaveKeyWithValue("kueue.x-k8s.io/managed", "true"),
"Pod shouldn't have the label",
)
gomega.Expect(createdPod.Finalizers).NotTo(gomega.ContainElement("kueue.x-k8s.io/managed"),
"Pod shouldn't have finalizer")
wlLookupKey := types.NamespacedName{Name: podcontroller.GetWorkloadNameForPod(createdPod.Name, createdPod.UID), Namespace: ns.Name}
ginkgo.By(fmt.Sprintf("checking that workload '%s' is not created", wlLookupKey))
createdWorkload := &kueue.Workload{}
gomega.Expect(k8sClient.Get(ctx, wlLookupKey, createdWorkload)).To(testing.BeNotFoundError())
})
})
ginkgo.When("the queue has admission checks", func() {
var (
ns *corev1.Namespace
clusterQueueAc *kueue.ClusterQueue
localQueue *kueue.LocalQueue
testFlavor *kueue.ResourceFlavor
podLookupKey *types.NamespacedName
admissionCheck *kueue.AdmissionCheck
)
ginkgo.BeforeEach(func() {
ns = &corev1.Namespace{
ObjectMeta: metav1.ObjectMeta{
GenerateName: "pod-ac-namespace-",
},
}
gomega.Expect(k8sClient.Create(ctx, ns)).To(gomega.Succeed())
admissionCheck = testing.MakeAdmissionCheck("check").ControllerName("ac-controller").Obj()
gomega.Expect(k8sClient.Create(ctx, admissionCheck)).To(gomega.Succeed())
util.SetAdmissionCheckActive(ctx, k8sClient, admissionCheck, metav1.ConditionTrue)
clusterQueueAc = testing.MakeClusterQueue("prod-cq-with-checks").
ResourceGroup(
*testing.MakeFlavorQuotas("test-flavor").Resource(corev1.ResourceCPU, "5").Obj(),
).AdmissionChecks("check").Obj()
gomega.Expect(k8sClient.Create(ctx, clusterQueueAc)).Should(gomega.Succeed())
localQueue = testing.MakeLocalQueue("queue", ns.Name).ClusterQueue(clusterQueueAc.Name).Obj()
gomega.Expect(k8sClient.Create(ctx, localQueue)).To(gomega.Succeed())
testFlavor = testing.MakeResourceFlavor("test-flavor").Label(instanceKey, "test-flavor").Obj()
gomega.Expect(k8sClient.Create(ctx, testFlavor)).Should(gomega.Succeed())
podLookupKey = &types.NamespacedName{Name: podName, Namespace: ns.Name}
})
ginkgo.AfterEach(func() {
gomega.Expect(util.DeleteNamespace(ctx, k8sClient, ns)).To(gomega.Succeed())
util.ExpectClusterQueueToBeDeleted(ctx, k8sClient, clusterQueueAc, true)
util.ExpectResourceFlavorToBeDeleted(ctx, k8sClient, testFlavor, true)
util.ExpectAdmissionCheckToBeDeleted(ctx, k8sClient, admissionCheck, true)
})
ginkgo.It("labels and annotations should be propagated from admission check to job", func() {
createdPod := &corev1.Pod{}
createdWorkload := &kueue.Workload{}
pod := testingpod.MakePod(podName, ns.Name).
Queue(localQueue.Name).
Request(corev1.ResourceCPU, "5").
Annotation("old-ann-key", "old-ann-value").
Label("old-label-key", "old-label-value").
Obj()
ginkgo.By("creating the job with pod labels & annotations", func() {
gomega.Expect(k8sClient.Create(ctx, pod)).Should(gomega.Succeed())
})
ginkgo.By("fetch the job and verify it is suspended as the checks are not ready", func() {
gomega.Eventually(func(g gomega.Gomega) []corev1.PodSchedulingGate {
g.Expect(k8sClient.Get(ctx, *podLookupKey, createdPod)).To(gomega.Succeed())
return createdPod.Spec.SchedulingGates
}, util.Timeout, util.Interval).Should(
gomega.ContainElement(corev1.PodSchedulingGate{Name: "kueue.x-k8s.io/admission"}),
)
})
wlLookupKey := &types.NamespacedName{Name: podcontroller.GetWorkloadNameForPod(pod.Name, pod.UID), Namespace: ns.Name}
ginkgo.By("fetch the created workload", func() {
gomega.Eventually(func() error {
return k8sClient.Get(ctx, *wlLookupKey, createdWorkload)
}, util.Timeout, util.Interval).Should(gomega.Succeed())
})
ginkgo.By("add labels & annotations to the admission check", func() {
gomega.Eventually(func() error {
var newWL kueue.Workload
gomega.Expect(k8sClient.Get(ctx, client.ObjectKeyFromObject(createdWorkload), &newWL)).To(gomega.Succeed())
workload.SetAdmissionCheckState(&newWL.Status.AdmissionChecks, kueue.AdmissionCheckState{
Name: "check",
State: kueue.CheckStateReady,
PodSetUpdates: []kueue.PodSetUpdate{
{
Name: "main",
Labels: map[string]string{
"label1": "label-value1",
},
Annotations: map[string]string{
"ann1": "ann-value1",
},
NodeSelector: map[string]string{
"selector1": "selector-value1",
},
},
},
})
return k8sClient.Status().Update(ctx, &newWL)
}, util.Timeout, util.Interval).Should(gomega.Succeed())
})
ginkgo.By("admit the workload", func() {
admission := testing.MakeAdmission(clusterQueueAc.Name).
Assignment(corev1.ResourceCPU, "test-flavor", "1").
AssignmentPodCount(createdWorkload.Spec.PodSets[0].Count).
Obj()
gomega.Expect(k8sClient.Get(ctx, *wlLookupKey, createdWorkload)).Should(gomega.Succeed())
gomega.Expect(util.SetQuotaReservation(ctx, k8sClient, createdWorkload, admission)).Should(gomega.Succeed())
util.SyncAdmittedConditionForWorkloads(ctx, k8sClient, createdWorkload)
})
ginkgo.By("await for the job to be admitted", func() {
gomega.Eventually(func(g gomega.Gomega) []corev1.PodSchedulingGate {
g.Expect(k8sClient.Get(ctx, *podLookupKey, createdPod)).
To(gomega.Succeed())
return createdPod.Spec.SchedulingGates
}, util.Timeout, util.Interval).Should(gomega.BeEmpty())
})
ginkgo.By("verify the PodSetUpdates are propagated to the running job", func() {
gomega.Expect(createdPod.Annotations).Should(gomega.HaveKeyWithValue("ann1", "ann-value1"))
gomega.Expect(createdPod.Annotations).Should(gomega.HaveKeyWithValue("old-ann-key", "old-ann-value"))
gomega.Expect(createdPod.Labels).Should(gomega.HaveKeyWithValue("label1", "label-value1"))
gomega.Expect(createdPod.Labels).Should(gomega.HaveKeyWithValue("old-label-key", "old-label-value"))
gomega.Expect(createdPod.Spec.NodeSelector).Should(gomega.HaveKeyWithValue(instanceKey, "test-flavor"))
gomega.Expect(createdPod.Spec.NodeSelector).Should(gomega.HaveKeyWithValue("selector1", "selector-value1"))
})
})
})
})
ginkgo.When("Using pod group", func() {
ginkgo.It("Should ungate pods when admitted and finalize Pods when succeeded", func() {
ginkgo.By("Creating pods with queue name")
pod1 := testingpod.MakePod("test-pod1", ns.Name).
Group("test-group").
GroupTotalCount("2").
Queue("test-queue").
Obj()
pod2 := testingpod.MakePod("test-pod2", ns.Name).
Group("test-group").
GroupTotalCount("2").
Request(corev1.ResourceCPU, "1").
Queue("test-queue").
Obj()
pod1LookupKey := client.ObjectKeyFromObject(pod1)
pod2LookupKey := client.ObjectKeyFromObject(pod2)
gomega.Expect(k8sClient.Create(ctx, pod1)).Should(gomega.Succeed())
gomega.Expect(k8sClient.Create(ctx, pod2)).Should(gomega.Succeed())
ginkgo.By("checking that workload is created for the pod group with the queue name")
wlLookupKey := types.NamespacedName{
Namespace: pod1.Namespace,
Name: "test-group",
}
createdWorkload := &kueue.Workload{}
gomega.Eventually(func() error {
return k8sClient.Get(ctx, wlLookupKey, createdWorkload)
}, util.Timeout, util.Interval).Should(gomega.Succeed())
gomega.Expect(createdWorkload.Spec.PodSets).To(gomega.HaveLen(2))
gomega.Expect(createdWorkload.Spec.PodSets[0].Count).To(gomega.Equal(int32(1)))
gomega.Expect(createdWorkload.Spec.PodSets[1].Count).To(gomega.Equal(int32(1)))
gomega.Expect(createdWorkload.Spec.QueueName).To(gomega.Equal("test-queue"), "The Workload should have .spec.queueName set")
ginkgo.By("checking that all pods in group are unsuspended when workload is admitted", func() {
admission := testing.MakeAdmission(clusterQueue.Name).PodSets(
kueue.PodSetAssignment{
Name: "4b0469f7",
Flavors: map[corev1.ResourceName]kueue.ResourceFlavorReference{
corev1.ResourceCPU: "default",
},
Count: ptr.To[int32](1),
},
kueue.PodSetAssignment{
Name: "bf90803c",
Flavors: map[corev1.ResourceName]kueue.ResourceFlavorReference{
corev1.ResourceCPU: "default",
},
Count: ptr.To[int32](1),
},
).Obj()
gomega.Expect(util.SetQuotaReservation(ctx, k8sClient, createdWorkload, admission)).Should(gomega.Succeed())
util.SyncAdmittedConditionForWorkloads(ctx, k8sClient, createdWorkload)
util.ExpectPodUnsuspendedWithNodeSelectors(ctx, k8sClient, pod1LookupKey, map[string]string{"kubernetes.io/arch": "arm64"})
util.ExpectPodUnsuspendedWithNodeSelectors(ctx, k8sClient, pod2LookupKey, map[string]string{"kubernetes.io/arch": "arm64"})
gomega.Expect(k8sClient.Get(ctx, wlLookupKey, createdWorkload)).To(gomega.Succeed())
gomega.Expect(createdWorkload.Status.Conditions).Should(gomega.BeComparableTo(
[]metav1.Condition{
{Type: kueue.WorkloadQuotaReserved, Status: metav1.ConditionTrue},
{Type: kueue.WorkloadAdmitted, Status: metav1.ConditionTrue},
},
wlConditionCmpOpts...,
))
})
ginkgo.By("checking that pod group is finalized when all pods in the group succeed", func() {
util.SetPodsPhase(ctx, k8sClient, corev1.PodSucceeded, pod1, pod2)
gomega.Eventually(func() []metav1.Condition {
err := k8sClient.Get(ctx, wlLookupKey, createdWorkload)
if err != nil {
return nil
}
return createdWorkload.Status.Conditions
}, util.Timeout, util.Interval).Should(gomega.ContainElement(
gomega.BeComparableTo(
metav1.Condition{Type: kueue.WorkloadFinished, Status: metav1.ConditionTrue},
wlConditionCmpOpts...,
),
), "Expected 'Finished' workload condition")
util.ExpectPodsFinalized(ctx, k8sClient, pod1LookupKey, pod2LookupKey)
})
})
ginkgo.It("Should keep the running pod group with the queue name if workload is evicted", func() {
ginkgo.By("Creating pods with queue name")
pod1 := testingpod.MakePod("test-pod1", ns.Name).
Group("test-group").
GroupTotalCount("2").
Queue("test-queue").
Obj()
pod2 := testingpod.MakePod("test-pod2", ns.Name).
Group("test-group").
GroupTotalCount("2").
Queue("test-queue").
Obj()
pod1LookupKey := client.ObjectKeyFromObject(pod1)
pod2LookupKey := client.ObjectKeyFromObject(pod2)
gomega.Expect(k8sClient.Create(ctx, pod1)).Should(gomega.Succeed())
gomega.Expect(k8sClient.Create(ctx, pod2)).Should(gomega.Succeed())
ginkgo.By("checking that workload is created for the pod group with the queue name")
wlLookupKey := types.NamespacedName{
Namespace: pod1.Namespace,
Name: "test-group",
}
createdWorkload := &kueue.Workload{}
gomega.Eventually(func() error {
return k8sClient.Get(ctx, wlLookupKey, createdWorkload)
}, util.Timeout, util.Interval).Should(gomega.Succeed())
gomega.Expect(createdWorkload.Spec.PodSets).To(gomega.HaveLen(1))
gomega.Expect(createdWorkload.Spec.PodSets[0].Count).To(gomega.Equal(int32(2)))
gomega.Expect(createdWorkload.Spec.QueueName).To(gomega.Equal("test-queue"), "The Workload should have .spec.queueName set")
originalWorkloadUID := createdWorkload.UID
admission := testing.MakeAdmission(clusterQueue.Name, "bf90803c").
Assignment(corev1.ResourceCPU, "default", "1").
AssignmentPodCount(createdWorkload.Spec.PodSets[0].Count).
Obj()
ginkgo.By("checking that all pods in group are unsuspended when workload is admitted", func() {
gomega.Expect(util.SetQuotaReservation(ctx, k8sClient, createdWorkload, admission)).Should(gomega.Succeed())
util.SyncAdmittedConditionForWorkloads(ctx, k8sClient, createdWorkload)
util.ExpectPodUnsuspendedWithNodeSelectors(ctx, k8sClient, pod1LookupKey, map[string]string{"kubernetes.io/arch": "arm64"})
util.ExpectPodUnsuspendedWithNodeSelectors(ctx, k8sClient, pod2LookupKey, map[string]string{"kubernetes.io/arch": "arm64"})
gomega.Expect(k8sClient.Get(ctx, wlLookupKey, createdWorkload)).To(gomega.Succeed())
gomega.Expect(createdWorkload.Status.Conditions).Should(gomega.BeComparableTo(
[]metav1.Condition{
{Type: kueue.WorkloadQuotaReserved, Status: metav1.ConditionTrue},
{Type: kueue.WorkloadAdmitted, Status: metav1.ConditionTrue},
},
wlConditionCmpOpts...,
))
})
ginkgo.By("set the pods as running", func() {
util.SetPodsPhase(ctx, k8sClient, corev1.PodRunning, pod1, pod2)
})
createdPod := &corev1.Pod{}
ginkgo.By("checking that the Pods get a deletion timestamp when the workload is evicted", func() {
gomega.Expect(func() error {
w := createdWorkload.DeepCopy()
workload.SetEvictedCondition(w, "ByTest", "by test")
return workload.ApplyAdmissionStatus(ctx, k8sClient, w, false)
}()).Should(gomega.Succeed())
gomega.Eventually(func(g gomega.Gomega) bool {
g.Expect(k8sClient.Get(ctx, pod1LookupKey, createdPod)).To(gomega.Succeed())
return createdPod.DeletionTimestamp.IsZero()
}, util.ConsistentDuration, util.Interval).Should(gomega.BeFalse())
gomega.Eventually(func(g gomega.Gomega) bool {
g.Expect(k8sClient.Get(ctx, pod2LookupKey, createdPod)).To(gomega.Succeed())
return createdPod.DeletionTimestamp.IsZero()
}, util.ConsistentDuration, util.Interval).Should(gomega.BeFalse())
})
ginkgo.By("finish one pod and fail the other, the eviction should end", func() {
util.SetPodsPhase(ctx, k8sClient, corev1.PodSucceeded, pod1)
util.SetPodsPhase(ctx, k8sClient, corev1.PodFailed, pod2)
gomega.Eventually(func(g gomega.Gomega) {
g.Expect(k8sClient.Get(ctx, wlLookupKey, createdWorkload)).To(gomega.Succeed())
g.Expect(createdWorkload.Status.Conditions).Should(gomega.ContainElement(
gomega.BeComparableTo(metav1.Condition{Type: kueue.WorkloadAdmitted, Status: metav1.ConditionFalse}, wlConditionCmpOpts...),
))
}, util.Timeout, util.Interval).Should(gomega.Succeed())
})
replacementPod := testingpod.MakePod("test-pod2-replace", ns.Name).
Group("test-group").
GroupTotalCount("2").
Queue("test-queue").
Obj()
replacementPodLookupKey := client.ObjectKeyFromObject(replacementPod)
ginkgo.By("creating the replacement pod and readmitting the workload will unsuspended the replacement", func() {
gomega.Expect(k8sClient.Create(ctx, replacementPod)).Should(gomega.Succeed())
gomega.Expect(k8sClient.Get(ctx, wlLookupKey, createdWorkload)).To(gomega.Succeed())
gomega.Expect(createdWorkload.UID).To(gomega.Equal(originalWorkloadUID))
gomega.Expect(util.SetQuotaReservation(ctx, k8sClient, createdWorkload, admission)).Should(gomega.Succeed())
util.SyncAdmittedConditionForWorkloads(ctx, k8sClient, createdWorkload)
util.ExpectPodUnsuspendedWithNodeSelectors(ctx, k8sClient, replacementPodLookupKey, map[string]string{"kubernetes.io/arch": "arm64"})
gomega.Expect(k8sClient.Get(ctx, wlLookupKey, createdWorkload)).To(gomega.Succeed())
gomega.Expect(createdWorkload.Status.Conditions).Should(gomega.ContainElement(
gomega.BeComparableTo(metav1.Condition{Type: kueue.WorkloadAdmitted, Status: metav1.ConditionTrue}, wlConditionCmpOpts...),
))
})
ginkgo.By("finishing the replacement pod the workload should be finished", func() {
util.SetPodsPhase(ctx, k8sClient, corev1.PodSucceeded, replacementPod)
gomega.Eventually(func(g gomega.Gomega) {
g.Expect(k8sClient.Get(ctx, wlLookupKey, createdWorkload)).To(gomega.Succeed())
g.Expect(createdWorkload.Status.Conditions).Should(gomega.ContainElement(
gomega.BeComparableTo(metav1.Condition{Type: kueue.WorkloadFinished, Status: metav1.ConditionTrue}, wlConditionCmpOpts...),
))
g.Expect(createdWorkload.OwnerReferences).Should(gomega.ContainElement(metav1.OwnerReference{
APIVersion: "v1",
Kind: "Pod",
Name: replacementPod.Name,
UID: replacementPod.UID,
}))
}, util.Timeout, util.Interval).Should(gomega.Succeed())
})
})
ginkgo.It("Should keep the existing workload for pod replacement", func() {
ginkgo.By("Creating a single pod with queue and group names")
pod := testingpod.MakePod("test-pod", ns.Name).
Group("test-group").
GroupTotalCount("1").
Queue("test-queue").
Obj()
gomega.Expect(k8sClient.Create(ctx, pod)).Should(gomega.Succeed())
ginkgo.By("checking that workload is created for the pod group with the queue name")
wlLookupKey := types.NamespacedName{
Namespace: pod.Namespace,
Name: "test-group",
}
createdWorkload := &kueue.Workload{}
gomega.Eventually(func() error {
return k8sClient.Get(ctx, wlLookupKey, createdWorkload)
}, util.Timeout, util.Interval).Should(gomega.Succeed())
gomega.Expect(createdWorkload.Spec.PodSets).To(gomega.HaveLen(1))
gomega.Expect(createdWorkload.Spec.PodSets[0].Count).To(gomega.Equal(int32(1)))
gomega.Expect(createdWorkload.Spec.QueueName).To(gomega.Equal("test-queue"), "The Workload should have .spec.queueName set")
ginkgo.By("checking that pod is unsuspended when workload is admitted")
admission := testing.MakeAdmission(clusterQueue.Name, "bf90803c").
Assignment(corev1.ResourceCPU, "default", "1").
AssignmentPodCount(createdWorkload.Spec.PodSets[0].Count).
Obj()
gomega.Expect(util.SetQuotaReservation(ctx, k8sClient, createdWorkload, admission)).Should(gomega.Succeed())
util.SyncAdmittedConditionForWorkloads(ctx, k8sClient, createdWorkload)
podLookupKey := types.NamespacedName{Name: pod.Name, Namespace: pod.Namespace}
util.ExpectPodUnsuspendedWithNodeSelectors(ctx, k8sClient, podLookupKey, map[string]string{"kubernetes.io/arch": "arm64"})
// cache the uid of the workload it should be the same until the execution ends otherwise the workload was recreated
wlUid := createdWorkload.UID
ginkgo.By("Failing the running pod")
util.SetPodsPhase(ctx, k8sClient, corev1.PodFailed, pod)
createdPod := &corev1.Pod{}
gomega.Consistently(func(g gomega.Gomega) []string {
g.Expect(k8sClient.Get(ctx, podLookupKey, createdPod)).To(gomega.Succeed())
return createdPod.Finalizers
}, util.ConsistentDuration, util.Interval).Should(gomega.ContainElement("kueue.x-k8s.io/managed"), "Pod should have finalizer")
gomega.Expect(createdPod.Status.Phase).To(gomega.Equal(corev1.PodFailed))
gomega.Expect(k8sClient.Get(ctx, wlLookupKey, createdWorkload)).Should(gomega.Succeed())
gomega.Expect(createdWorkload.DeletionTimestamp.IsZero()).Should(gomega.BeTrue())
ginkgo.By("Creating a replacement pod in the group")
replacementPod := testingpod.MakePod("replacement-test-pod", ns.Name).
Group("test-group").
GroupTotalCount("1").
Queue("test-queue").
Obj()
gomega.Expect(k8sClient.Create(ctx, replacementPod)).Should(gomega.Succeed())
replacementPodLookupKey := client.ObjectKeyFromObject(replacementPod)
ginkgo.By("Failing the replacement", func() {
util.ExpectPodsFinalized(ctx, k8sClient, podLookupKey)
util.ExpectPodUnsuspendedWithNodeSelectors(ctx, k8sClient, replacementPodLookupKey, map[string]string{"kubernetes.io/arch": "arm64"})
util.SetPodsPhase(ctx, k8sClient, corev1.PodFailed, replacementPod)
})
ginkgo.By("Creating a second replacement pod in the group")
replacementPod2 := testingpod.MakePod("replacement-test-pod2", ns.Name).
Group("test-group").
GroupTotalCount("1").
Queue("test-queue").
Obj()
gomega.Expect(k8sClient.Create(ctx, replacementPod2)).Should(gomega.Succeed())
replacementPod2LookupKey := client.ObjectKeyFromObject(replacementPod)
util.ExpectPodUnsuspendedWithNodeSelectors(ctx, k8sClient, replacementPod2LookupKey, map[string]string{"kubernetes.io/arch": "arm64"})
util.SetPodsPhase(ctx, k8sClient, corev1.PodSucceeded, replacementPod2)
util.ExpectPodsFinalized(ctx, k8sClient, replacementPodLookupKey, replacementPod2LookupKey)
gomega.Eventually(func(g gomega.Gomega) []metav1.Condition {
g.Expect(k8sClient.Get(ctx, wlLookupKey, createdWorkload)).To(gomega.Succeed())
g.Expect(createdWorkload.UID).To(gomega.Equal(wlUid))
return createdWorkload.Status.Conditions
}, util.Timeout, util.Interval).Should(gomega.ContainElement(
gomega.BeComparableTo(
metav1.Condition{Type: kueue.WorkloadFinished, Status: metav1.ConditionTrue},
wlConditionCmpOpts...,
),
), "Expected 'Finished' workload condition")
})
ginkgo.It("Should finish the group if one Pod has the `retriable-in-group: false` annotation", func() {
ginkgo.By("Creating pods with queue name")
pod1 := testingpod.MakePod("test-pod1", ns.Name).
Group("test-group").
GroupTotalCount("2").
Queue("test-queue").
Obj()
pod2 := testingpod.MakePod("test-pod2", ns.Name).
Group("test-group").
GroupTotalCount("2").
Request(corev1.ResourceCPU, "1").
Queue("test-queue").
Obj()
pod1LookupKey := client.ObjectKeyFromObject(pod1)
pod2LookupKey := client.ObjectKeyFromObject(pod2)
gomega.Expect(k8sClient.Create(ctx, pod1)).Should(gomega.Succeed())
gomega.Expect(k8sClient.Create(ctx, pod2)).Should(gomega.Succeed())
ginkgo.By("checking that workload is created for the pod group with the queue name")
wlLookupKey := types.NamespacedName{
Namespace: pod1.Namespace,
Name: "test-group",
}
createdWorkload := &kueue.Workload{}
gomega.Eventually(func() error {
return k8sClient.Get(ctx, wlLookupKey, createdWorkload)
}, util.Timeout, util.Interval).Should(gomega.Succeed())
gomega.Expect(createdWorkload.Spec.PodSets).To(gomega.HaveLen(2))
gomega.Expect(createdWorkload.Spec.PodSets[0].Count).To(gomega.Equal(int32(1)))
gomega.Expect(createdWorkload.Spec.PodSets[1].Count).To(gomega.Equal(int32(1)))
gomega.Expect(createdWorkload.Spec.QueueName).To(gomega.Equal("test-queue"), "The Workload should have .spec.queueName set")
createdPod := &corev1.Pod{}
ginkgo.By("checking that all pods in group are unsuspended when workload is admitted", func() {
admission := testing.MakeAdmission(clusterQueue.Name).PodSets(
kueue.PodSetAssignment{
Name: "4b0469f7",
Flavors: map[corev1.ResourceName]kueue.ResourceFlavorReference{
corev1.ResourceCPU: "default",
},
Count: ptr.To[int32](1),
},
kueue.PodSetAssignment{
Name: "bf90803c",
Flavors: map[corev1.ResourceName]kueue.ResourceFlavorReference{
corev1.ResourceCPU: "default",
},
Count: ptr.To[int32](1),
},
).Obj()
gomega.Expect(util.SetQuotaReservation(ctx, k8sClient, createdWorkload, admission)).Should(gomega.Succeed())
util.SyncAdmittedConditionForWorkloads(ctx, k8sClient, createdWorkload)
util.ExpectPodUnsuspendedWithNodeSelectors(ctx, k8sClient, pod1LookupKey, map[string]string{"kubernetes.io/arch": "arm64"})
util.ExpectPodUnsuspendedWithNodeSelectors(ctx, k8sClient, pod2LookupKey, map[string]string{"kubernetes.io/arch": "arm64"})
gomega.Expect(k8sClient.Get(ctx, wlLookupKey, createdWorkload)).To(gomega.Succeed())
gomega.Expect(createdWorkload.Status.Conditions).Should(gomega.BeComparableTo(
[]metav1.Condition{
{Type: kueue.WorkloadQuotaReserved, Status: metav1.ConditionTrue},
{Type: kueue.WorkloadAdmitted, Status: metav1.ConditionTrue},
},
wlConditionCmpOpts...,
))
})
ginkgo.By("checking that the pod group is not finalized if the group has failed", func() {
util.SetPodsPhase(ctx, k8sClient, corev1.PodFailed, pod1, pod2)
gomega.Consistently(func(g gomega.Gomega) []string {
g.Expect(k8sClient.Get(ctx, pod1LookupKey, createdPod)).To(gomega.Succeed())
return createdPod.Finalizers
}, util.ConsistentDuration, util.Interval).Should(gomega.ContainElement("kueue.x-k8s.io/managed"),
"Pod should have finalizer")
gomega.Consistently(func(g gomega.Gomega) []string {
g.Expect(k8sClient.Get(ctx, pod2LookupKey, createdPod)).To(gomega.Succeed())
return createdPod.Finalizers
}, util.ConsistentDuration, util.Interval).Should(gomega.ContainElement("kueue.x-k8s.io/managed"),
"Pod should have finalizer")
})
// Create replacement pod with 'retriable-in-group' = false annotation
replacementPod2 := testingpod.MakePod("replacement-test-pod2", ns.Name).
Group("test-group").
GroupTotalCount("2").
Image("test-image", nil).
Annotation("kueue.x-k8s.io/retriable-in-group", "false").
Queue("test-queue").
Obj()
gomega.Expect(k8sClient.Create(ctx, replacementPod2)).Should(gomega.Succeed())
replacementPod2LookupKey := client.ObjectKeyFromObject(replacementPod2)
ginkgo.By("checking that unretriable replacement pod is allowed to run", func() {
util.ExpectPodUnsuspendedWithNodeSelectors(ctx, k8sClient, replacementPod2LookupKey, map[string]string{"kubernetes.io/arch": "arm64"})
})
ginkgo.By("checking that the replaced pod is finalized", func() {
util.ExpectPodsFinalized(ctx, k8sClient, pod1LookupKey)
})
ginkgo.By("checking that pod group is finalized when unretriable pod has failed", func() {
util.SetPodsPhase(ctx, k8sClient, corev1.PodFailed, replacementPod2)
gomega.Eventually(func() []metav1.Condition {
err := k8sClient.Get(ctx, wlLookupKey, createdWorkload)
if err != nil {
return nil
}
return createdWorkload.Status.Conditions
}, util.Timeout, util.Interval).Should(gomega.ContainElement(
gomega.BeComparableTo(
metav1.Condition{Type: kueue.WorkloadFinished, Status: metav1.ConditionTrue},
wlConditionCmpOpts...,
),
), "Expected 'Finished' workload condition")
util.ExpectPodsFinalized(ctx, k8sClient, pod2LookupKey, replacementPod2LookupKey)
})
})
ginkgo.It("Should finalize and delete excess pods", func() {
ginkgo.By("Creating pods with queue name")
pod1 := testingpod.MakePod("test-pod1", ns.Name).
Group("test-group").
GroupTotalCount("2").
Queue("test-queue").
Obj()
pod2 := testingpod.MakePod("test-pod2", ns.Name).
Group("test-group").
GroupTotalCount("2").
Request(corev1.ResourceCPU, "1").
Queue("test-queue").
Obj()
excessBasePod := testingpod.MakePod("excess-pod", ns.Name).
Group("test-group").
GroupTotalCount("2").
Request(corev1.ResourceCPU, "1").
Queue("test-queue")
pod1LookupKey := client.ObjectKeyFromObject(pod1)
pod2LookupKey := client.ObjectKeyFromObject(pod2)
excessPodLookupKey := client.ObjectKeyFromObject(excessBasePod.Obj())
gomega.Expect(k8sClient.Create(ctx, pod1)).Should(gomega.Succeed())
gomega.Expect(k8sClient.Create(ctx, pod2)).Should(gomega.Succeed())
ginkgo.By("checking that workload is created")
wlLookupKey := types.NamespacedName{
Namespace: pod1.Namespace,
Name: "test-group",
}
createdWorkload := &kueue.Workload{}
gomega.Eventually(func() error {
return k8sClient.Get(ctx, wlLookupKey, createdWorkload)
}, util.Timeout, util.Interval).Should(gomega.Succeed())
gomega.Expect(createdWorkload.Spec.PodSets).To(gomega.HaveLen(2))
gomega.Expect(createdWorkload.Spec.PodSets[0].Count).To(gomega.Equal(int32(1)))
gomega.Expect(createdWorkload.Spec.PodSets[1].Count).To(gomega.Equal(int32(1)))
gomega.Expect(createdWorkload.Spec.QueueName).To(gomega.Equal("test-queue"), "The Workload should have .spec.queueName set")
createdPod := &corev1.Pod{}
ginkgo.By("checking that excess pod is deleted before admission", func() {
// Make sure that at least a second passes between
// creation of pods to avoid flaky behavior.
time.Sleep(time.Second * 1)
excessPod := excessBasePod.Clone().Obj()
gomega.Expect(k8sClient.Create(ctx, excessPod)).Should(gomega.Succeed())
gomega.Eventually(func() error {
return k8sClient.Get(ctx, excessPodLookupKey, createdPod)
}, util.Timeout, util.Interval).Should(testing.BeNotFoundError())
})
ginkgo.By("checking that all pods in group are unsuspended when workload is admitted", func() {
admission := testing.MakeAdmission(clusterQueue.Name).PodSets(
kueue.PodSetAssignment{
Name: "4b0469f7",
Flavors: map[corev1.ResourceName]kueue.ResourceFlavorReference{
corev1.ResourceCPU: "default",
},
Count: ptr.To[int32](1),
},
kueue.PodSetAssignment{
Name: "bf90803c",
Flavors: map[corev1.ResourceName]kueue.ResourceFlavorReference{
corev1.ResourceCPU: "default",
},
Count: ptr.To[int32](1),