k8s.io/kubernetes@v1.29.3/test/e2e/framework/rc/rc_utils.go (about) 1 /* 2 Copyright 2019 The Kubernetes Authors. 3 4 Licensed under the Apache License, Version 2.0 (the "License"); 5 you may not use this file except in compliance with the License. 6 You may obtain a copy of the License at 7 8 http://www.apache.org/licenses/LICENSE-2.0 9 10 Unless required by applicable law or agreed to in writing, software 11 distributed under the License is distributed on an "AS IS" BASIS, 12 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 See the License for the specific language governing permissions and 14 limitations under the License. 15 */ 16 17 package rc 18 19 import ( 20 "context" 21 "fmt" 22 23 "github.com/onsi/ginkgo/v2" 24 25 v1 "k8s.io/api/core/v1" 26 metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" 27 "k8s.io/apimachinery/pkg/runtime/schema" 28 clientset "k8s.io/client-go/kubernetes" 29 scaleclient "k8s.io/client-go/scale" 30 e2edebug "k8s.io/kubernetes/test/e2e/framework/debug" 31 e2ekubectl "k8s.io/kubernetes/test/e2e/framework/kubectl" 32 e2eresource "k8s.io/kubernetes/test/e2e/framework/resource" 33 testutils "k8s.io/kubernetes/test/utils" 34 "k8s.io/utils/pointer" 35 ) 36 37 // ByNameContainer returns a ReplicationController with specified name and container 38 func ByNameContainer(name string, replicas int32, labels map[string]string, c v1.Container, 39 gracePeriod *int64) *v1.ReplicationController { 40 41 zeroGracePeriod := int64(0) 42 43 // Add "name": name to the labels, overwriting if it exists. 44 labels["name"] = name 45 if gracePeriod == nil { 46 gracePeriod = &zeroGracePeriod 47 } 48 return &v1.ReplicationController{ 49 TypeMeta: metav1.TypeMeta{ 50 Kind: "ReplicationController", 51 APIVersion: "v1", 52 }, 53 ObjectMeta: metav1.ObjectMeta{ 54 Name: name, 55 }, 56 Spec: v1.ReplicationControllerSpec{ 57 Replicas: pointer.Int32(replicas), 58 Selector: map[string]string{ 59 "name": name, 60 }, 61 Template: &v1.PodTemplateSpec{ 62 ObjectMeta: metav1.ObjectMeta{ 63 Labels: labels, 64 }, 65 Spec: v1.PodSpec{ 66 Containers: []v1.Container{c}, 67 TerminationGracePeriodSeconds: gracePeriod, 68 }, 69 }, 70 }, 71 } 72 } 73 74 // DeleteRCAndWaitForGC deletes only the Replication Controller and waits for GC to delete the pods. 75 func DeleteRCAndWaitForGC(ctx context.Context, c clientset.Interface, ns, name string) error { 76 // TODO (pohly): context support 77 return e2eresource.DeleteResourceAndWaitForGC(ctx, c, schema.GroupKind{Kind: "ReplicationController"}, ns, name) 78 } 79 80 // ScaleRC scales Replication Controller to be desired size. 81 func ScaleRC(ctx context.Context, clientset clientset.Interface, scalesGetter scaleclient.ScalesGetter, ns, name string, size uint, wait bool) error { 82 return e2eresource.ScaleResource(ctx, clientset, scalesGetter, ns, name, size, wait, schema.GroupKind{Kind: "ReplicationController"}, v1.SchemeGroupVersion.WithResource("replicationcontrollers")) 83 } 84 85 // RunRC Launches (and verifies correctness) of a Replication Controller 86 // and will wait for all pods it spawns to become "Running". 87 func RunRC(ctx context.Context, config testutils.RCConfig) error { 88 ginkgo.By(fmt.Sprintf("creating replication controller %s in namespace %s", config.Name, config.Namespace)) 89 config.NodeDumpFunc = e2edebug.DumpNodeDebugInfo 90 config.ContainerDumpFunc = e2ekubectl.LogFailedContainers 91 return testutils.RunRC(ctx, config) 92 }