How to use IsPodReady method of k8sclient Package

Best Testkube code snippet using k8sclient.IsPodReady

manager.go

Source:manager.go Github

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1// Copyright Amazon.com Inc. or its affiliates. All Rights Reserved.2//3// Licensed under the Apache License, Version 2.0 (the "License"). You may4// not use this file except in compliance with the License. A copy of the5// License is located at6//7// http://aws.amazon.com/apache2.0/8//9// or in the "license" file accompanying this file. This file is distributed10// on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either11// express or implied. See the License for the specific language governing12// permissions and limitations under the License.13package pod14import (15 "bytes"16 "context"17 "encoding/json"18 "fmt"19 "net/http"20 "time"21 "github.com/aws/amazon-vpc-resource-controller-k8s/pkg/config"22 "github.com/aws/amazon-vpc-resource-controller-k8s/pkg/provider/branch/trunk"23 "github.com/aws/amazon-vpc-resource-controller-k8s/test/framework/utils"24 v1 "k8s.io/api/core/v1"25 "k8s.io/apimachinery/pkg/api/errors"26 "k8s.io/apimachinery/pkg/labels"27 "k8s.io/apimachinery/pkg/runtime"28 "k8s.io/apimachinery/pkg/runtime/serializer"29 "k8s.io/apimachinery/pkg/types"30 "k8s.io/apimachinery/pkg/util/wait"31 "k8s.io/client-go/rest"32 "k8s.io/client-go/tools/remotecommand"33 "sigs.k8s.io/controller-runtime/pkg/client"34 "sigs.k8s.io/controller-runtime/pkg/client/apiutil"35)36type Manager interface {37 CreateAndWaitTillPodIsRunning(context context.Context, pod *v1.Pod, timeOut time.Duration) (*v1.Pod, error)38 CreateAndWaitTillPodIsCompleted(context context.Context, pod *v1.Pod) (*v1.Pod, error)39 DeleteAndWaitTillPodIsDeleted(context context.Context, pod *v1.Pod) error40 DeleteAllPodsForcefully(context context.Context, podLabelKey string, podLabelVal string) error41 GetENIDetailsFromPodAnnotation(podAnnotation map[string]string) ([]*trunk.ENIDetails, error)42 GetPodsWithLabel(context context.Context, namespace string, labelKey string, labelValue string) ([]v1.Pod, error)43 PatchPod(context context.Context, oldPod *v1.Pod, newPod *v1.Pod) error44 PodExec(namespace string, name string, command []string) (string, string, error)45}46type defaultManager struct {47 k8sClient client.Client48 k8sSchema *runtime.Scheme49 config *rest.Config50}51func NewManager(k8sClient client.Client, k8sSchema *runtime.Scheme,52 config *rest.Config) Manager {53 return &defaultManager{54 k8sClient: k8sClient,55 k8sSchema: k8sSchema,56 config: config,57 }58}59func (d *defaultManager) CreateAndWaitTillPodIsRunning(context context.Context, pod *v1.Pod, timeOut time.Duration) (*v1.Pod, error) {60 err := d.k8sClient.Create(context, pod)61 if err != nil {62 return nil, err63 }64 updatedPod := &v1.Pod{}65 err = wait.Poll(utils.PollIntervalShort, timeOut, func() (done bool, err error) {66 err = d.k8sClient.Get(context, utils.NamespacedName(pod), updatedPod)67 if err != nil {68 return true, err69 }70 return isPodReady(updatedPod), nil71 })72 return updatedPod, err73}74func (d *defaultManager) CreateAndWaitTillPodIsCompleted(context context.Context, pod *v1.Pod) (*v1.Pod, error) {75 err := d.k8sClient.Create(context, pod)76 if err != nil {77 return nil, err78 }79 updatedPod := &v1.Pod{}80 err = wait.PollUntil(utils.PollIntervalShort, func() (done bool, err error) {81 err = d.k8sClient.Get(context, utils.NamespacedName(pod), updatedPod)82 if err != nil {83 return true, err84 }85 if isPodCompleted(updatedPod) {86 return true, nil87 }88 if isPodFailed(updatedPod) {89 return true, fmt.Errorf("pod failed to start")90 }91 return false, nil92 }, context.Done())93 return updatedPod, err94}95func (d *defaultManager) GetPodsWithLabel(context context.Context, namespace string,96 labelKey string, labelValue string) ([]v1.Pod, error) {97 podList := &v1.PodList{}98 err := d.k8sClient.List(context, podList, &client.ListOptions{99 LabelSelector: labels.SelectorFromSet(labels.Set{labelKey: labelValue}),100 Namespace: namespace,101 })102 return podList.Items, err103}104func (d *defaultManager) DeleteAndWaitTillPodIsDeleted(context context.Context, pod *v1.Pod) error {105 err := d.k8sClient.Delete(context, pod)106 if err != nil {107 return err108 }109 observedPod := &v1.Pod{}110 return wait.PollUntil(utils.PollIntervalShort, func() (done bool, err error) {111 err = d.k8sClient.Get(context, utils.NamespacedName(pod), observedPod)112 if errors.IsNotFound(err) {113 return true, nil114 }115 return false, err116 }, context.Done())117}118func (d *defaultManager) DeleteAllPodsForcefully(context context.Context,119 podLabelKey string, podLabelVal string) error {120 podList := &v1.PodList{}121 d.k8sClient.List(context, podList, &client.ListOptions{122 LabelSelector: labels.SelectorFromSet(labels.Set{podLabelKey: podLabelVal}),123 })124 if len(podList.Items) == 0 {125 return fmt.Errorf("no pods found with label %s:%s", podLabelKey, podLabelVal)126 }127 gracePeriod := int64(0)128 for _, pod := range podList.Items {129 err := d.k8sClient.Delete(context, &pod, &client.DeleteOptions{130 GracePeriodSeconds: &gracePeriod,131 })132 if err != nil {133 return err134 }135 }136 return nil137}138func (d *defaultManager) GetENIDetailsFromPodAnnotation(podAnnotation map[string]string) ([]*trunk.ENIDetails, error) {139 branchDetails, hasAnnotation := podAnnotation[config.ResourceNamePodENI]140 if !hasAnnotation {141 return nil, fmt.Errorf("failed to find annotation on pod %v", podAnnotation)142 }143 eniDetails := []*trunk.ENIDetails{}144 json.Unmarshal([]byte(branchDetails), &eniDetails)145 return eniDetails, nil146}147func (d *defaultManager) PatchPod(context context.Context, oldPod *v1.Pod, newPod *v1.Pod) error {148 return d.k8sClient.Patch(context, newPod, client.MergeFrom(oldPod))149}150func isPodReady(pod *v1.Pod) bool {151 for _, condition := range pod.Status.Conditions {152 if condition.Status == v1.ConditionTrue && condition.Type == v1.PodReady {153 return true154 }155 }156 return false157}158func isPodCompleted(pod *v1.Pod) bool {159 return pod.Status.Phase == v1.PodSucceeded160}161func isPodFailed(pod *v1.Pod) bool {162 return pod.Status.Phase == v1.PodFailed163}164func (d *defaultManager) PodExec(namespace string, name string, command []string) (string, string, error) {165 restClient, err := d.getRestClientForPod(namespace, name)166 if err != nil {167 return "", "", err168 }169 execOptions := &v1.PodExecOptions{170 Stdout: true,171 Stderr: true,172 Command: command,173 }174 restClient.Get()175 req := restClient.Post().176 Resource("pods").177 Name(name).178 Namespace(namespace).179 SubResource("exec").180 VersionedParams(execOptions, runtime.NewParameterCodec(d.k8sSchema))181 exec, err := remotecommand.NewSPDYExecutor(d.config, http.MethodPost, req.URL())182 if err != nil {183 return "", "", err184 }185 var stdout, stderr bytes.Buffer186 err = exec.Stream(remotecommand.StreamOptions{187 Stdout: &stdout,188 Stderr: &stderr,189 })190 return stdout.String(), stderr.String(), err191}192func (d *defaultManager) getRestClientForPod(namespace string, name string) (rest.Interface, error) {193 pod := &v1.Pod{}194 err := d.k8sClient.Get(context.Background(), types.NamespacedName{195 Namespace: namespace,196 Name: name,197 }, pod)198 if err != nil {199 return nil, err200 }201 gkv, err := apiutil.GVKForObject(pod, d.k8sSchema)202 if err != nil {203 return nil, err204 }205 return apiutil.RESTClientForGVK(gkv, false, d.config, serializer.NewCodecFactory(d.k8sSchema))206}...

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k8sclient.go

Source:k8sclient.go Github

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...127 }128 return false, nil129 }130}131// IsPodReady check if the pod in question is running state132func IsPodReady(c kubernetes.Interface, podName, namespace string) wait.ConditionFunc {133 return func() (bool, error) {134 pod, err := c.CoreV1().Pods(namespace).Get(context.Background(), podName, metav1.GetOptions{})135 if err != nil {136 return false, nil137 }138 if len(pod.Status.ContainerStatuses) == 0 {139 return false, nil140 }141 for _, c := range pod.Status.ContainerStatuses {142 if !c.Ready {143 return false, nil144 }145 }146 return true, nil147 }148}149// WaitForPodsReady wait for pods to be running with a timeout, return error150func WaitForPodsReady(k8sClient kubernetes.Interface, namespace string, instance string, timeout time.Duration) error {151 pods, err := k8sClient.CoreV1().Pods(namespace).List(context.TODO(), metav1.ListOptions{LabelSelector: "app.kubernetes.io/instance=" + instance})152 if err != nil {153 return err154 }155 for _, pod := range pods.Items {156 if err := wait.PollImmediate(time.Second, timeout, IsPodRunning(k8sClient, pod.Name, namespace)); err != nil {157 return err158 }159 if err := wait.PollImmediate(time.Second, timeout, IsPodReady(k8sClient, pod.Name, namespace)); err != nil {160 return err161 }162 }163 return nil164}165// GetClusterVersion returns the current version of the Kubernetes cluster166func GetClusterVersion(k8sClient kubernetes.Interface) (string, error) {167 version, err := k8sClient.Discovery().ServerVersion()168 if err != nil {169 return "", err170 }171 return version.String(), nil172}173// GetAPIServerLogs returns the latest logs from the API server deployment...

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experiment_controller_test.go

Source:experiment_controller_test.go Github

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...70 selector = selector.Add(*match)71 Expect(k8sClient.List(context.TODO(), podList, client.MatchingLabelsSelector{Selector: selector}))72 Expect(len(podList.Items)).Should(Equal(1))73 envPod := podList.Items[0]74 Expect(k8stools.IsPodReady(&envPod)).Should(BeTrue())75 })76 })77 AfterEach(func() {78 _ = k8sClient.Delete(context.TODO(), expr)79 _ = k8sClient.Delete(context.TODO(), tpl)80 pv := &corev1.PersistentVolume{81 ObjectMeta: metav1.ObjectMeta{82 Name: fmt.Sprintf("pv-%s", expr.Name),83 Namespace: "default",84 },85 }86 _ = k8sClient.Delete(context.TODO(), pv)87 })88})...

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IsPodReady

Using AI Code Generation

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1import (2func main() {3 client, err := k8sclient.NewK8sClient()4 if err != nil {5 fmt.Println("Error: ", err)6 }7 ready, err := client.IsPodReady("pod-name", "namespace")8 if err != nil {9 fmt.Println("Error: ", err)10 }11 fmt.Println(ready)12}

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IsPodReady

Using AI Code Generation

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1import (2func main() {3 k8sclient.IsPodReady("default", "pod1")4}5import (6func IsPodReady(namespace, name string) bool {7 config, err := rest.InClusterConfig()8 if err != nil {9 config, err = clientcmd.BuildConfigFromFlags("", "/root/.kube/config")10 if err != nil {11 log.Fatal(err)12 }13 }14 clientset, err := kubernetes.NewForConfig(config)15 if err != nil {16 log.Fatal(err)17 }18 pod, err := clientset.CoreV1().Pods(namespace).Get(name, metav1.GetOptions{})19 if err != nil {20 log.Fatal(err)21 }22 for _, cond := range pod.Status.Conditions {23 if cond.Type == corev1.PodReady {24 }25 }26}27func main() {28 IsPodReady("default", "pod1")29}

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IsPodReady

Using AI Code Generation

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1import (2func main() {3 k8sclient := k8sclient.K8sClient{}4 if k8sclient.IsPodReady("podname", "namespace") {5 fmt.Println("Pod is ready")6 } else {7 fmt.Println("Pod is not ready")8 }9}

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IsPodReady

Using AI Code Generation

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1import (2func main() {3 k8s, err := kubernetes.NewFromKubeconfig("/home/user/.kube/config")4 if err != nil {5 fmt.Println("Error in getting k8s client")6 }7 pod, err := k8s.Client.CoreV1().Pods("default").Get("my-pod", metav1.GetOptions{})8 if err != nil {9 fmt.Println("Error in getting pod")10 }11 ready := k8s.IsPodReady(pod)12 fmt.Println(ready)13}

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IsPodReady

Using AI Code Generation

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1import (2func main() {3 fmt.Println("Hello, playground")4 k8sclient.IsPodReady("default", "my-pod")5}6import (7func IsPodReady(namespace string, podName string) bool {8 fmt.Println("Inside IsPodReady")9 config, err := rest.InClusterConfig()10 if err != nil {11 config, err = clientcmd.BuildConfigFromFlags("", "/Users/username/.kube/config")12 if err != nil {13 panic(err.Error())14 }15 }16 clientset, err := kubernetes.NewForConfig(config)17 if err != nil {18 panic(err.Error())19 }20 pod, err := clientset.CoreV1().Pods(namespace).Get(podName, metav1.GetOptions{})21 if err != nil {22 panic(err.Error())23 }24 for _, condition := range pod.Status.Conditions {25 if condition.Type == "Ready" && condition.Status == "True" {26 }27 }28}

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IsPodReady

Using AI Code Generation

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1import (2func main() {3 fmt.Println("Hello, playground")4 c := k8sclient.NewClient()5 fmt.Println(c.IsPodReady("default", "nginx-6c9b9f7b6d-6kq7s"))6}7import (8func main() {9 fmt.Println("Hello, playground")10 c := k8sclient.NewClient()11 fmt.Println(c.IsPodReady("default", "nginx-6c9b9f7b6d-6kq7s"))12}13import (14func main() {15 fmt.Println("Hello, playground")16 c := k8sclient.NewClient()17 fmt.Println(c.IsPodReady("default", "nginx-6c9b9f7b6d-6kq7s"))18}19import (20func main() {21 fmt.Println("Hello, playground")22 c := k8sclient.NewClient()23 fmt.Println(c.IsPodReady("default", "nginx-6c9b9f7b6d-6kq7s"))24}25import (26func main() {27 fmt.Println("Hello, playground")28 c := k8sclient.NewClient()29 fmt.Println(c.IsPodReady("default", "nginx-6c9b9f7b6d-6kq7s"))30}31import (32func main() {33 fmt.Println("Hello, playground")34 c := k8sclient.NewClient()35 fmt.Println(c.IsPodReady("default", "nginx-6c9b9f7b6d-6kq7s

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IsPodReady

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1func main() {2 k8sclient := k8sclient.NewK8sClient()3 pod := &v1.Pod{}4 status := k8sclient.IsPodReady(pod)5 fmt.Println(status)6}

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IsPodReady

Using AI Code Generation

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1import (2func main() {3 k8sclient.IsPodReady("default", "nginx-7f9c6b9c7b-5z5kh")4}5import (6func main() {7 k8sclient.IsPodReady("default", "nginx-7f9c6b9c7b-5z5kh")8}9import (10var (11func init() {12 fmt.Println("Reading kubeconfig file")13 kubeconfig := filepath.Join(14 os.Getenv("HOME"), ".kube", "config",15 config, err = clientcmd.BuildConfigFromFlags("", kubeconfig)16 if err != nil {17 fmt.Println("Error while reading kubeconfig file")18 panic(err.Error())19 }20 clientset, err = kubernetes.NewForConfig(config)21 if err != nil {22 panic(err.Error())23 }24 fmt.Println("Successfully connected to kubernetes cluster")25}26func IsPodReady(namespace, podName string) {27 ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)28 defer cancel()29 for {30 select {31 case <-ctx.Done():32 fmt.Println("Timeout")33 pod, err := clientset.CoreV1().Pods(namespace).Get(podName, metav1.GetOptions{})34 if errors.IsNotFound(err) {35 fmt.Printf("Pod %s in namespace %s not found\n", podName, namespace)36 } else if statusError, isStatus := err.(*errors.StatusError); isStatus {

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