How to use IsPodRunning method of k8sclient Package

Best Testkube code snippet using k8sclient.IsPodRunning

container.go

Source:container.go Github

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...36}37type ContainerSvc struct {38 container.UnsafeContainerSvcServer39}40func (c *ContainerSvc) IsPodRunning(_ context.Context, request *container.IsPodRunningRequest) (*container.IsPodRunningResponse, error) {41 running, reason := utils.IsPodRunning(utils.K8sClientByClusterID(request.ClusterId).Client(), request.GetNamespace(), request.GetPod())42 return &container.IsPodRunningResponse{Running: running, Reason: reason}, nil43}44func (c *ContainerSvc) IsPodExists(_ context.Context, request *container.IsPodExistsRequest) (*container.IsPodExistsResponse, error) {45 _, err := utils.K8sClientByClusterID(request.ClusterId).PodLister().Pods(request.Namespace).Get(request.Pod)46 if err != nil && apierrors.IsNotFound(err) {47 return &container.IsPodExistsResponse{Exists: false}, nil48 }49 return &container.IsPodExistsResponse{Exists: true}, nil50}51func (c *ContainerSvc) Exec(request *container.ExecRequest, server container.ContainerSvc_ExecServer) error {52 k8sClient := utils.K8sClientByClusterID(request.ClusterId)53 running, reason := utils.IsPodRunning(k8sClient.Client(), request.Namespace, request.Pod)54 if !running {55 return errors.New(reason)56 }57 if request.Container == "" {58 pod, _ := k8sClient.PodLister().Pods(request.Namespace).Get(request.Pod)59 for _, co := range pod.Spec.Containers {60 request.Container = co.Name61 xlog.Debug("Use the first container: ", co.Name)62 break63 }64 }65 peo := &v1.PodExecOptions{66 Stdin: true,67 Stdout: true,68 Stderr: true,69 TTY: false,70 Container: request.Container,71 Command: request.Command,72 }73 req := k8sClient.Client().CoreV1().74 RESTClient().75 Post().76 Namespace(request.Namespace).77 Resource("pods").78 SubResource("exec").79 Name(request.Pod)80 params := req.VersionedParams(peo, scheme.ParameterCodec)81 exec, err := remotecommand.NewSPDYExecutor(k8sClient.RestConfig(), "POST", params.URL())82 if err != nil {83 return err84 }85 rw := newExecReaderWriter(1024 * 1024)86 defer rw.Close()87 go func() {88 defer rw.Close()89 defer utils.HandlePanic("Exec")90 if err := exec.Stream(remotecommand.StreamOptions{91 Stdin: rw,92 Stdout: rw,93 Stderr: rw,94 Tty: false,95 TerminalSizeQueue: nil,96 }); err != nil {97 xlog.Error(err)98 return99 }100 }()101 for {102 select {103 case msg, ok := <-rw.ch:104 if !ok {105 return nil106 }107 if err := server.Send(&container.ExecResponse{108 Data: msg,109 }); err != nil {110 return err111 }112 case <-server.Context().Done():113 return server.Context().Err()114 }115 }116}117func (c *ContainerSvc) CopyToPod(ctx context.Context, request *container.CopyToPodRequest) (*container.CopyToPodResponse, error) {118 k8sClient := utils.K8sClientByClusterID(request.ClusterId)119 if running, reason := utils.IsPodRunning(k8sClient.Client(), request.Namespace, request.Pod); !running {120 return nil, status.Error(codes.NotFound, reason)121 }122 var file models.File123 if err := app.DB().First(&file, request.FileId).Error; err != nil {124 return nil, err125 }126 res, err := utils.CopyFileToPod(k8sClient.Client(), k8sClient.RestConfig(), request.Namespace, request.Pod, request.Container, file.Path, "")127 if err != nil {128 return nil, status.Error(codes.Internal, err.Error())129 }130 app.DB().Model(&file).Updates(map[string]any{131 "namespace": request.Namespace,132 "pod": request.Pod,133 "container": request.Container,134 "container_path": res.ContainerPath,135 })136 FileAuditLog(MustGetUser(ctx).Name,137 fmt.Sprintf("Upload file to pod: %s/%s/%s, container path: '%s', size: %s.",138 request.Namespace,139 request.Pod,140 request.Container,141 res.ContainerPath,142 humanize.Bytes(file.Size),143 ), file.ID)144 return &container.CopyToPodResponse{145 PodFilePath: res.TargetDir,146 Output: res.ErrOut,147 FileName: res.FileName,148 }, err149}150func (c *ContainerSvc) StreamCopyToPod(server container.ContainerSvc_StreamCopyToPodServer) error {151 var (152 fpath string153 namespace string154 pod string155 containerName string156 user = MustGetUser(server.Context())157 f *os.File158 disk = "grpc_upload"159 )160 defer f.Close()161 for {162 recv, err := server.Recv()163 kclient := utils.K8sClientByClusterID(recv.ClusterId).Client()164 if err != nil {165 if err == io.EOF && f != nil {166 stat, _ := f.Stat()167 f.Close()168 file := models.File{Path: f.Name(), Username: user.Name, Size: uint64(stat.Size())}169 app.DB().Create(&file)170 res, err := c.CopyToPod(server.Context(), &container.CopyToPodRequest{171 FileId: int64(file.ID),172 Namespace: namespace,173 Pod: pod,174 Container: containerName,175 })176 if err != nil {177 return err178 }179 return server.SendAndClose(&container.StreamCopyToPodResponse{180 Size: stat.Size(),181 PodFilePath: res.PodFilePath,182 Output: res.Output,183 Pod: pod,184 Namespace: namespace,185 Container: containerName,186 Filename: res.FileName,187 })188 }189 if f != nil {190 f.Close()191 app.Uploader().Disk(disk).Delete(f.Name())192 }193 return err194 }195 if fpath == "" {196 pod = recv.Pod197 namespace = recv.Namespace198 if recv.Container == "" {199 pod, err := kclient.CoreV1().Pods(recv.Namespace).Get(context.TODO(), recv.Pod, metav1.GetOptions{})200 if err != nil {201 return err202 }203 for _, co := range pod.Spec.Containers {204 recv.Container = co.Name205 xlog.Debug("Use the first container:", co.Name)206 break207 }208 }209 containerName = recv.Container210 running, reason := utils.IsPodRunning(kclient, recv.Namespace, recv.Pod)211 if !running {212 return errors.New(reason)213 }214 // 某个用户/那天/时间/文件名称215 // duc/2006-01-02/15-03-04-random-str/xxx.tgz216 p := fmt.Sprintf("%s/%s/%s/%s",217 user.Name,218 time.Now().Format("2006-01-02"),219 fmt.Sprintf("%s-%s", time.Now().Format("15-04-05"), utils.RandomString(20)),220 filepath.Base(recv.GetFileName()))221 fpath = app.Uploader().Disk(disk).AbsolutePath(p)222 err := app.Uploader().Disk(disk).MkDir(filepath.Dir(p), true)223 if err != nil {224 xlog.Error(err)225 return err226 }227 f, err = os.Create(fpath)228 if err != nil {229 xlog.Error(err)230 return err231 }232 }233 f.Write(recv.GetData())234 }235}236func (c *ContainerSvc) ContainerLog(ctx context.Context, request *container.LogRequest) (*container.LogResponse, error) {237 if !auth.HasPermissionFor(MustGetUser(ctx), rbac.Permission_Card, request.CardId) {238 return nil, trans.TToError("forbidden", MustGetLang(ctx))239 }240 kclient := utils.K8sClientByClusterID(request.ClusterId).Client()241 if running, reason := utils.IsPodRunning(kclient, request.Namespace, request.Pod); !running {242 return nil, status.Errorf(codes.NotFound, reason)243 }244 var limit int64 = 2000245 logs := kclient.CoreV1().Pods(request.Namespace).GetLogs(request.Pod, &v1.PodLogOptions{246 Container: request.Container,247 TailLines: &limit,248 })249 do := logs.Do(context.Background())250 raw, err := do.Raw()251 if err != nil {252 return nil, err253 }254 return &container.LogResponse{255 Namespace: request.Namespace,256 PodName: request.Pod,257 ContainerName: request.Container,258 Log: string(raw),259 }, nil260}261func (c *ContainerSvc) StreamContainerLog(request *container.LogRequest, server container.ContainerSvc_StreamContainerLogServer) error {262 if !auth.HasPermissionFor(MustGetUser(server.Context()), rbac.Permission_Card, request.CardId) {263 return trans.TToError("forbidden", MustGetLang(server.Context()))264 }265 kclient := utils.K8sClientByClusterID(request.ClusterId).Client()266 if running, reason := utils.IsPodRunning(kclient, request.Namespace, request.Pod); !running {267 return status.Errorf(codes.NotFound, reason)268 }269 var limit int64 = 2000270 logs := kclient.CoreV1().Pods(request.Namespace).GetLogs(request.Pod, &v1.PodLogOptions{271 Follow: true,272 Container: request.Container,273 TailLines: &limit,274 })275 stream, err := logs.Stream(context.TODO())276 if err != nil {277 return err278 }279 bf := bufio.NewReader(stream)280 ch := make(chan []byte)...

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kubernetes.go

Source:kubernetes.go Github

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1// Copyright 2022 E99p1ant. All rights reserved.2// Use of this source code is governed by a MIT-style3// license that can be found in the LICENSE file.4package task5import (6 "bytes"7 "context"8 "fmt"9 "net/http"10 "os"11 "time"12 "github.com/pkg/errors"13 uuid "github.com/satori/go.uuid"14 "github.com/wuhan005/gadget"15 v1 "k8s.io/api/core/v1"16 "k8s.io/apimachinery/pkg/api/resource"17 metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"18 "k8s.io/apimachinery/pkg/util/wait"19 "k8s.io/client-go/kubernetes"20 "k8s.io/client-go/kubernetes/scheme"21 "k8s.io/client-go/rest"22 "k8s.io/client-go/tools/remotecommand"23 log "unknwon.dev/clog/v2"24 "github.com/wuhan005/Elaina/internal/db"25)26type KubernetesTask struct {27 config *rest.Config28 k8sClient *kubernetes.Clientset29 runner *runner30 language string31 template *db.Tpl32 code []byte33}34type NewKubernetesTaskOptions struct {35 Language string36 Template *db.Tpl37 Code []byte38}39func NewKubernetesTask(ctx context.Context, options NewKubernetesTaskOptions) (*KubernetesTask, error) {40 language := options.Language41 template := options.Template42 code := options.Code43 // Set the programming language runner.44 var runner *runner45 for _, r := range langRunners {46 if r.Name == language {47 runner = &r48 break49 }50 }51 if runner == nil {52 return nil, errors.Errorf("unexpected language: %q", language)53 }54 config := &rest.Config{55 Host: os.Getenv("KUBERNETES_SERVICE_HOST"),56 TLSClientConfig: rest.TLSClientConfig{57 Insecure: true,58 },59 BearerTokenFile: "/var/run/secrets/kubernetes.io/serviceaccount/token",60 }61 k8sClient, err := kubernetes.NewForConfig(config)62 if err != nil {63 return nil, errors.Wrap(err, "new kubernetes client")64 }65 return &KubernetesTask{66 config: config,67 k8sClient: k8sClient,68 runner: runner,69 language: language,70 template: template,71 code: code,72 }, nil73}74func (t *KubernetesTask) Run(ctx context.Context) ([]*CommandOutput, error) {75 namespace := os.Getenv("KUBERNETES_NAMESPACE")76 name := "elaina-" + uuid.NewV4().String()77 falseVal := false78 pod, err := t.k8sClient.CoreV1().Pods(namespace).Create(ctx, &v1.Pod{79 ObjectMeta: metav1.ObjectMeta{80 Name: name,81 Namespace: namespace,82 Labels: map[string]string{83 "elaina_language": t.language,84 "elaina_template": t.template.Name,85 },86 },87 Spec: v1.PodSpec{88 Containers: []v1.Container{89 {90 Name: name,91 Image: t.runner.Image,92 ImagePullPolicy: v1.PullIfNotPresent,93 SecurityContext: &v1.SecurityContext{94 AllowPrivilegeEscalation: &falseVal,95 },96 Resources: v1.ResourceRequirements{97 Limits: v1.ResourceList{98 v1.ResourceCPU: *resource.NewQuantity(t.template.MaxCPUs, resource.DecimalSI),99 v1.ResourceMemory: *resource.NewQuantity(t.template.MaxMemory*1024*1024, resource.DecimalSI),100 },101 Requests: v1.ResourceList{102 v1.ResourceCPU: resource.MustParse("1m"),103 v1.ResourceMemory: *resource.NewQuantity(5*1024*1024, resource.DecimalSI),104 },105 },106 },107 },108 AutomountServiceAccountToken: &falseVal,109 EnableServiceLinks: &falseVal,110 },111 }, metav1.CreateOptions{})112 if err != nil {113 return nil, errors.Wrap(err, "create pod")114 }115 defer func() {116 if err := t.k8sClient.CoreV1().Pods(pod.Namespace).Delete(ctx, pod.Name, metav1.DeleteOptions{}); err != nil {117 log.Error("Failed to delete pod: %v", err)118 }119 }()120 // Wait the pod started.121 if err := waitForPodRunning(ctx, t.k8sClient, pod.Namespace, pod.Name, time.Duration(t.template.Timeout)*time.Second); err != nil {122 return nil, errors.Wrap(err, "wait for pod running")123 }124 // Write the code to the container.125 filePath := "code" + t.runner.Ext126 base64Code := gadget.Base64Encode(string(t.code))127 cmd := []string{"sh", "-c", fmt.Sprintf("echo '%s' | base64 -d > %s", base64Code, filePath)}128 _, err = t.exec(ctx, name, namespace, cmd)129 if err != nil {130 return nil, errors.Wrap(err, "exec: write code file")131 }132 output := make([]*CommandOutput, 0, 2)133 buildOutput := &CommandOutput{}134 if t.runner.BuildCmd != "" {135 buildOutput, err = t.exec(ctx, name, namespace, []string{"sh", "-c", t.runner.BuildCmd})136 if err != nil {137 return nil, errors.Wrap(err, "exec: build")138 }139 }140 output = append(output, buildOutput)141 runOutput, err := t.exec(ctx, name, namespace, []string{"sh", "-c", t.runner.RunCmd})142 if err != nil {143 return nil, errors.Wrap(err, "exec: run")144 }145 output = append(output, runOutput)146 return output, nil147}148func (t *KubernetesTask) exec(ctx context.Context, name, namespace string, cmd []string) (*CommandOutput, error) {149 req := t.k8sClient.CoreV1().RESTClient().Post().Resource("pods").Name(name).Namespace(namespace).SubResource("exec")150 option := &v1.PodExecOptions{151 Stdin: false,152 Stdout: true,153 Stderr: true,154 TTY: false,155 Command: cmd,156 }157 req.VersionedParams(option, scheme.ParameterCodec)158 exec, err := remotecommand.NewSPDYExecutor(t.config, http.MethodPost, req.URL())159 if err != nil {160 return nil, errors.Wrap(err, "new executor")161 }162 var stdout, stderr bytes.Buffer163 err = exec.Stream(remotecommand.StreamOptions{164 Stdout: &stdout,165 Stderr: &stderr,166 })167 if err != nil {168 return nil, errors.Wrap(err, "stream")169 }170 errResp := stderr.Bytes()171 if len(errResp) != 0 {172 return &CommandOutput{173 ExitCode: 1,174 Body: errResp,175 }, nil176 }177 return &CommandOutput{178 ExitCode: 0,179 Body: stdout.Bytes(),180 }, nil181}182// waitForPodRunning polls up to timeout seconds for pod to enter running state.183// Returns an error if the pod never enters the running state.184func waitForPodRunning(ctx context.Context, client kubernetes.Interface, namespace, podName string, timeout time.Duration) error {185 return wait.PollImmediate(100*time.Millisecond, timeout, isPodRunning(ctx, client, podName, namespace))186}187// isPodRunning returns a condition function that indicates whether the given pod is currently running.188func isPodRunning(ctx context.Context, client kubernetes.Interface, podName, namespace string) wait.ConditionFunc {189 return func() (bool, error) {190 pod, err := client.CoreV1().Pods(namespace).Get(ctx, podName, metav1.GetOptions{})191 if err != nil {192 return false, err193 }194 switch pod.Status.Phase {195 case v1.PodRunning:196 return true, nil197 case v1.PodFailed, v1.PodSucceeded:198 return false, errors.New("pod is finished")199 }200 return false, nil201 }202}...

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pod.go

Source:pod.go Github

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1//2// Copyright (c) 2019-2022 Red Hat, Inc.3// Licensed under the Apache License, Version 2.0 (the "License");4// you may not use this file except in compliance with the License.5// You may obtain a copy of the License at6//7// http://www.apache.org/licenses/LICENSE-2.08//9// Unless required by applicable law or agreed to in writing, software10// distributed under the License is distributed on an "AS IS" BASIS,11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.12// See the License for the specific language governing permissions and13// limitations under the License.14//15package client16import (17 "context"18 "errors"19 "fmt"20 "log"21 "time"22 v1 "k8s.io/api/core/v1"23 metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"24 "k8s.io/apimachinery/pkg/util/wait"25)26func (w *K8sClient) WaitForPodRunningByLabel(namespace, label string) (deployed bool, err error) {27 timeout := time.After(6 * time.Minute)28 tick := time.Tick(1 * time.Second)29 for {30 select {31 case <-timeout:32 return false, errors.New("timed out for waiting pod by label " + label)33 case <-tick:34 err = w.WaitForRunningPodBySelector(namespace, label, 3*time.Minute)35 if err == nil {36 return true, nil37 }38 }39 }40}41// Wait up to timeout seconds for all pods in 'namespace' with given 'selector' to enter running state.42// Returns an error if no pods are found or not all discovered pods enter running state.43func (w *K8sClient) WaitForRunningPodBySelector(namespace, selector string, timeout time.Duration) error {44 podList, err := w.ListPods(namespace, selector)45 if err != nil {46 return err47 }48 if len(podList.Items) == 0 {49 log.Printf("Pod not created yet with selector '%s' in namespace %s", selector, namespace)50 return fmt.Errorf("pod not created yet in %s with label %s", namespace, selector)51 }52 for _, pod := range podList.Items {53 log.Printf("Pod '%s' created in namespace %s... Checking startup data.", pod.Name, namespace)54 if err := w.waitForPodRunning(namespace, pod.Name, timeout); err != nil {55 return err56 }57 }58 return nil59}60// Returns the list of currently scheduled or running pods in `namespace` with the given selector61func (w *K8sClient) ListPods(namespace, selector string) (*v1.PodList, error) {62 listOptions := metav1.ListOptions{LabelSelector: selector}63 podList, err := w.Kube().CoreV1().Pods(namespace).List(context.TODO(), listOptions)64 if err != nil {65 return nil, err66 }67 return podList, nil68}69// Poll up to timeout seconds for pod to enter running state.70// Returns an error if the pod never enters the running state.71func (w *K8sClient) waitForPodRunning(namespace, podName string, timeout time.Duration) error {72 return wait.PollImmediate(time.Second, timeout, w.isPodRunning(podName, namespace))73}74// return a condition function that indicates whether the given pod is75// currently running76func (w *K8sClient) isPodRunning(podName, namespace string) wait.ConditionFunc {77 return func() (bool, error) {78 pod, _ := w.Kube().CoreV1().Pods(namespace).Get(context.TODO(), podName, metav1.GetOptions{})79 age := time.Since(pod.GetCreationTimestamp().Time).Seconds()80 switch pod.Status.Phase {81 case v1.PodRunning:82 log.Printf("Pod started after %f seconds", age)83 return true, nil84 case v1.PodFailed, v1.PodSucceeded:85 return false, nil86 }87 return false, nil88 }89}90// GetPodNameBySelector returns the pod name that matches selector91// error is returned when92func (w *K8sClient) GetPodNameBySelector(selector, namespace string) (string, error) {93 podList, err := w.ListPods(namespace, selector)94 if err != nil {95 return "", err96 }97 if len(podList.Items) == 0 {98 return "", errors.New(fmt.Sprintf("There is no pod that matches '%s' in namespace %s ", selector, namespace))99 }100 // we expect just 1 pod in test namespace and return the first value from the list101 return podList.Items[0].Name, nil102}...

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IsPodRunning

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1import (2func main() {3 if home := homedir.HomeDir(); home != "" {4 kubeconfig := filepath.Join(home, ".kube", "config")5 config, err = clientcmd.BuildConfigFromFlags("", kubeconfig)6 if err != nil {7 panic(err.Error())8 }9 } else {10 config, err = rest.InClusterConfig()11 if err != nil {12 panic(err.Error())13 }14 }15 clientset, err := kubernetes.NewForConfig(config)16 if err != nil {17 panic(err.Error())18 }19 pod, err := clientset.CoreV1().Pods("default").Get("nginx", api.GetOptions{})20 if err != nil {21 panic(err.Error())22 }23 for {24 if IsPodRunning(pod) {25 fmt.Println("Pod is running")26 }27 time.Sleep(2 * time.Second)28 }29}30func IsPodRunning(pod *api.Pod) bool {31}

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IsPodRunning

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1func (k8sclient *K8sClient) IsPodRunning(namespace, podname string) bool {2 pod, err := k8sclient.clientset.CoreV1().Pods(namespace).Get(podname, metav1.GetOptions{})3 if err != nil {4 }5}6func (k8sclient *K8sClient) IsPodRunning(namespace, podname string) bool {7 pod, err := k8sclient.clientset.CoreV1().Pods(namespace).Get(podname, metav1.GetOptions{})8 if err != nil {9 }10}11func (k8sclient *K8sClient) IsPodRunning(namespace, podname string) bool {12 pod, err := k8sclient.clientset.CoreV1().Pods(namespace).Get(podname, metav1.GetOptions{})13 if err != nil {14 }15}16func (k8sclient *K8sClient) IsPodRunning(namespace, podname string) bool {17 pod, err := k8sclient.clientset.CoreV1().Pods(namespace).Get(podname, metav1.GetOptions{})18 if err != nil {19 }20}21func (k8sclient *K8sClient) IsPodRunning(namespace, podname string) bool {22 pod, err := k8sclient.clientset.CoreV1().Pods(namespace).Get(podname, metav1.GetOptions{})23 if err != nil {24 }25}26func (k

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IsPodRunning

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1import (2func main() {3 client := k8sclient.NewClient()4 isRunning := client.IsPodRunning(podName, namespace)5 fmt.Println("Is pod running?", isRunning)6}

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IsPodRunning

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1import (2func main() {3 client.InitK8sClient()4 if client.IsPodRunning(podName, namespace) {5 fmt.Println("Pod is in Running state")6 } else {7 fmt.Println("Pod is not in Running state")8 }9}

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IsPodRunning

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1func main() {2 client := k8sclient.NewK8sClient()3 client.Init()4 client.IsPodRunning("test-ns", "test-pod")5}6func main() {7 client := k8sclient.NewK8sClient()8 client.Init()9 client.IsPodRunning("test-ns", "test-pod")10}11func main() {12 client := k8sclient.NewK8sClient()13 client.Init()14 client.IsPodRunning("test-ns", "test-pod")15}16func main() {17 client := k8sclient.NewK8sClient()18 client.Init()19 client.IsPodRunning("test-ns", "test-pod")20}21func main() {22 client := k8sclient.NewK8sClient()23 client.Init()24 client.IsPodRunning("test-ns", "test-pod")25}26func main() {27 client := k8sclient.NewK8sClient()28 client.Init()29 client.IsPodRunning("test-ns", "test-pod")30}31func main() {32 client := k8sclient.NewK8sClient()33 client.Init()34 client.IsPodRunning("test-ns", "test-pod")35}36func main() {37 client := k8sclient.NewK8sClient()38 client.Init()39 client.IsPodRunning("test-ns", "test-pod")40}41func main() {42 client := k8sclient.NewK8sClient()43 client.Init()

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IsPodRunning

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1import (2func main() {3 config, err := k8sclient.GetConfig()4 if err != nil {5 fmt.Println(err)6 }7 client, err := k8sclient.NewClient(config)8 if err != nil {9 fmt.Println(err)10 }

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IsPodRunning

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1func main() {2 client := k8sclient.NewClient()3 pod := client.GetPod("default", "my-pod")4 if pod == nil {5 fmt.Println("Pod not found")6 } else if client.IsPodRunning(pod) {7 fmt.Println("Pod is running")8 } else {9 fmt.Println("Pod is not running")10 }11}

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IsPodRunning

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1import (2func main() {3 k8sclient := kubernetes.NewK8sClient()4 pod := kubernetes.Pod{Name: "my-pod", Namespace: "default"}5 podRunning := k8sclient.IsPodRunning(pod)6 fmt.Println(podRunning)7}

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