本文整理汇总了Golang中github.com/GoogleCloudPlatform/kubernetes/pkg/client.Client.Get方法的典型用法代码示例。如果您正苦于以下问题:Golang Client.Get方法的具体用法?Golang Client.Get怎么用?Golang Client.Get使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类github.com/GoogleCloudPlatform/kubernetes/pkg/client.Client
的用法示例。
在下文中一共展示了Client.Get方法的15个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Golang代码示例。
示例1: TestKubernetesROService
func TestKubernetesROService(c *client.Client) bool {
svc := api.ServiceList{}
err := c.Get().
Namespace("default").
AbsPath("/api/v1beta1/proxy/services/kubernetes-ro/api/v1beta1/services").
Do().
Into(&svc)
if err != nil {
glog.Errorf("unexpected error listing services using ro service: %v", err)
return false
}
var foundRW, foundRO bool
for i := range svc.Items {
if svc.Items[i].Name == "kubernetes" {
foundRW = true
}
if svc.Items[i].Name == "kubernetes-ro" {
foundRO = true
}
}
if !foundRW {
glog.Error("no RW service found")
}
if !foundRO {
glog.Error("no RO service found")
}
if !foundRW || !foundRO {
return false
}
return true
}
示例2: CheckCadvisorHealthOnAllNodes
func CheckCadvisorHealthOnAllNodes(c *client.Client, timeout time.Duration) {
By("getting list of nodes")
nodeList, err := c.Nodes().List(labels.Everything(), fields.Everything())
expectNoError(err)
var errors []error
retries := maxRetries
for {
errors = []error{}
for _, node := range nodeList.Items {
// cadvisor is not accessible directly unless its port (4194 by default) is exposed.
// Here, we access '/stats/' REST endpoint on the kubelet which polls cadvisor internally.
statsResource := fmt.Sprintf("api/v1/proxy/nodes/%s/stats/", node.Name)
By(fmt.Sprintf("Querying stats from node %s using url %s", node.Name, statsResource))
_, err = c.Get().AbsPath(statsResource).Timeout(timeout).Do().Raw()
if err != nil {
errors = append(errors, err)
}
}
if len(errors) == 0 {
return
}
if retries--; retries <= 0 {
break
}
Logf("failed to retrieve kubelet stats -\n %v", errors)
time.Sleep(sleepDuration)
}
Failf("Failed after retrying %d times for cadvisor to be healthy on all nodes. Errors:\n%v", maxRetries, errors)
}
示例3: nodeProxyRequest
// Performs a get on a node proxy endpoint given the nodename and rest client.
func nodeProxyRequest(c *client.Client, node, endpoint string) client.Result {
return c.Get().
Prefix("proxy").
Resource("nodes").
Name(fmt.Sprintf("%v:%v", node, ports.KubeletPort)).
Suffix(endpoint).
Do()
}
示例4: NewListWatchFromClient
// ListWatchFromClient creates a new ListWatch from the specified client, resource, namespace and field selector
func NewListWatchFromClient(client *client.Client, resource string, namespace string, fieldSelector labels.Selector) *ListWatch {
listFunc := func() (runtime.Object, error) {
return client.Get().Namespace(namespace).Resource(resource).SelectorParam("fields", fieldSelector).Do().Get()
}
watchFunc := func(resourceVersion string) (watch.Interface, error) {
return client.Get().Prefix("watch").Namespace(namespace).Resource(resource).SelectorParam("fields", fieldSelector).Param("resourceVersion", resourceVersion).Watch()
}
return &ListWatch{ListFunc: listFunc, WatchFunc: watchFunc}
}
示例5: makeHttpRequestToService
func makeHttpRequestToService(c *client.Client, ns, service, path string) (string, error) {
result, err := c.Get().
Prefix("proxy").
Namespace(ns).
Resource("services").
Name(service).
Suffix(path).
Do().
Raw()
return string(result), err
}
示例6: makeRequestToGuestbook
func makeRequestToGuestbook(c *client.Client, cmd, value string) (string, error) {
result, err := c.Get().
Prefix("proxy").
Resource("services").
Name("frontend").
Suffix("/index.php").
Param("cmd", cmd).
Param("key", "messages").
Param("value", value).
Do().
Raw()
return string(result), err
}
示例7: getKubeletMetricsThroughProxy
// Retrieve metrics from the kubelet server of the given node.
func getKubeletMetricsThroughProxy(c *client.Client, node string) (string, error) {
metric, err := c.Get().
Prefix("proxy").
Resource("nodes").
Name(fmt.Sprintf("%v:%v", node, ports.KubeletPort)).
Suffix("metrics").
Do().
Raw()
if err != nil {
return "", err
}
return string(metric), nil
}
示例8: testContainerOutputInNamespace
// testContainerOutputInNamespace runs the given pod in the given namespace and waits
// for the first container in the podSpec to move into the 'Success' status. It retrieves
// the container log and searches for lines of expected output.
func testContainerOutputInNamespace(ns, scenarioName string, c *client.Client, pod *api.Pod, expectedOutput []string) {
By(fmt.Sprintf("Creating a pod to test %v", scenarioName))
defer c.Pods(ns).Delete(pod.Name)
if _, err := c.Pods(ns).Create(pod); err != nil {
Failf("Failed to create pod: %v", err)
}
containerName := pod.Spec.Containers[0].Name
// Wait for client pod to complete.
expectNoError(waitForPodSuccess(c, pod.Name, containerName))
// Grab its logs. Get host first.
podStatus, err := c.Pods(ns).Get(pod.Name)
if err != nil {
Failf("Failed to get pod status: %v", err)
}
By(fmt.Sprintf("Trying to get logs from host %s pod %s container %s: %v",
podStatus.Spec.Host, podStatus.Name, containerName, err))
var logs []byte
start := time.Now()
// Sometimes the actual containers take a second to get started, try to get logs for 60s
for time.Now().Sub(start) < (60 * time.Second) {
logs, err = c.Get().
Prefix("proxy").
Resource("nodes").
Name(podStatus.Spec.Host).
Suffix("containerLogs", ns, podStatus.Name, containerName).
Do().
Raw()
fmt.Sprintf("pod logs:%v\n", string(logs))
By(fmt.Sprintf("pod logs:%v\n", string(logs)))
if strings.Contains(string(logs), "Internal Error") {
By(fmt.Sprintf("Failed to get logs from host %q pod %q container %q: %v",
podStatus.Spec.Host, podStatus.Name, containerName, string(logs)))
time.Sleep(5 * time.Second)
continue
}
break
}
for _, m := range expectedOutput {
Expect(string(logs)).To(ContainSubstring(m), "%q in container output", m)
}
}
示例9: runSelfLinkTest
func runSelfLinkTest(c *client.Client) {
var svc api.Service
err := c.Post().Resource("services").Body(
&api.Service{
ObjectMeta: api.ObjectMeta{
Name: "selflinktest",
Labels: map[string]string{
"name": "selflinktest",
},
},
Spec: api.ServiceSpec{
Port: 12345,
// This is here because validation requires it.
Selector: map[string]string{
"foo": "bar",
},
},
},
).Do().Into(&svc)
if err != nil {
glog.Fatalf("Failed creating selflinktest service: %v", err)
}
err = c.Get().AbsPath(svc.SelfLink).Do().Into(&svc)
if err != nil {
glog.Fatalf("Failed listing service with supplied self link '%v': %v", svc.SelfLink, err)
}
var svcList api.ServiceList
err = c.Get().Resource("services").Do().Into(&svcList)
if err != nil {
glog.Fatalf("Failed listing services: %v", err)
}
err = c.Get().AbsPath(svcList.SelfLink).Do().Into(&svcList)
if err != nil {
glog.Fatalf("Failed listing services with supplied self link '%v': %v", svcList.SelfLink, err)
}
found := false
for i := range svcList.Items {
item := &svcList.Items[i]
if item.Name != "selflinktest" {
continue
}
found = true
err = c.Get().AbsPath(item.SelfLink).Do().Into(&svc)
if err != nil {
glog.Fatalf("Failed listing service with supplied self link '%v': %v", item.SelfLink, err)
}
break
}
if !found {
glog.Fatalf("never found selflinktest service")
}
glog.Infof("Self link test passed")
// TODO: Should test PUT at some point, too.
}
示例10: getData
func getData(c *client.Client, podID string) (*updateDemoData, error) {
body, err := c.Get().
Prefix("proxy").
Resource("pods").
Name(podID).
Suffix("data.json").
Do().
Raw()
if err != nil {
return nil, err
}
Logf("got data: %s", body)
var data updateDemoData
err = json.Unmarshal(body, &data)
return &data, err
}
示例11: assertFilesExist
func assertFilesExist(fileNames []string, fileDir string, pod *api.Pod, client *client.Client) {
var failed []string
expectNoError(wait.Poll(time.Second*2, time.Second*60, func() (bool, error) {
failed = []string{}
for _, fileName := range fileNames {
if _, err := client.Get().
Prefix("proxy").
Resource("pods").
Namespace(pod.Namespace).
Name(pod.Name).
Suffix(fileDir, fileName).
Do().Raw(); err != nil {
Logf("Unable to read %s from pod %s: %v", fileName, pod.Name, err)
failed = append(failed, fileName)
}
}
if len(failed) == 0 {
return true, nil
}
Logf("Lookups using %s failed for: %v\n", pod.Name, failed)
return false, nil
}))
Expect(len(failed)).To(Equal(0))
}
示例12: makeHttpRequestToService
func makeHttpRequestToService(c *client.Client, ns, service, path string, timeout time.Duration) (string, error) {
var result []byte
var err error
for t := time.Now(); time.Since(t) < timeout; time.Sleep(poll) {
result, err = c.Get().
Prefix("proxy").
Namespace(ns).
Resource("services").
Name(service).
Suffix(path).
Do().
Raw()
if err != nil {
break
}
}
return string(result), err
}
示例13: GetServerVersion
func GetServerVersion(client *client.Client) (*version.Info, error) {
body, err := client.Get().AbsPath("/version").Do().Raw()
if err != nil {
return nil, err
}
var info version.Info
err = json.Unmarshal(body, &info)
if err != nil {
return nil, fmt.Errorf("Got '%s': %v", string(body), err)
}
return &info, nil
}
示例14: runSelfLinkTestOnNamespace
func runSelfLinkTestOnNamespace(c *client.Client, namespace string) {
svcBody := api.Service{
ObjectMeta: api.ObjectMeta{
Name: "selflinktest",
Namespace: namespace,
Labels: map[string]string{
"name": "selflinktest",
},
},
Spec: api.ServiceSpec{
// This is here because validation requires it.
Selector: map[string]string{
"foo": "bar",
},
Ports: []api.ServicePort{{
Port: 12345,
Protocol: "TCP",
}},
SessionAffinity: "None",
},
}
services := c.Services(namespace)
svc, err := services.Create(&svcBody)
if err != nil {
glog.Fatalf("Failed creating selflinktest service: %v", err)
}
err = c.Get().RequestURI(svc.SelfLink).Do().Into(svc)
if err != nil {
glog.Fatalf("Failed listing service with supplied self link '%v': %v", svc.SelfLink, err)
}
svcList, err := services.List(labels.Everything())
if err != nil {
glog.Fatalf("Failed listing services: %v", err)
}
err = c.Get().RequestURI(svcList.SelfLink).Do().Into(svcList)
if err != nil {
glog.Fatalf("Failed listing services with supplied self link '%v': %v", svcList.SelfLink, err)
}
found := false
for i := range svcList.Items {
item := &svcList.Items[i]
if item.Name != "selflinktest" {
continue
}
found = true
err = c.Get().RequestURI(item.SelfLink).Do().Into(svc)
if err != nil {
glog.Fatalf("Failed listing service with supplied self link '%v': %v", item.SelfLink, err)
}
break
}
if !found {
glog.Fatalf("never found selflinktest service in namespace %s", namespace)
}
glog.Infof("Self link test passed in namespace %s", namespace)
// TODO: Should test PUT at some point, too.
}
示例15:
By("retrieving the pod")
pod, err := podClient.Get(pod.Name)
if err != nil {
Failf("Failed to get pod %s: %v", pod.Name, err)
}
// Try to find results for each expected name.
By("looking for the results for each expected name")
var failed []string
for try := 1; try < 100; try++ {
failed = []string{}
for _, name := range namesToResolve {
_, err := c.Get().
Prefix("proxy").
Resource("pods").
Namespace(api.NamespaceDefault).
Name(pod.Name).
Suffix("results", name).
Do().Raw()
if err != nil {
failed = append(failed, name)
fmt.Printf("Lookup using %s for %s failed: %v\n", pod.Name, name, err)
}
}
if len(failed) == 0 {
break
}
fmt.Printf("lookups using %s failed for: %v\n", pod.Name, failed)
time.Sleep(10 * time.Second)
}
Expect(len(failed)).To(Equal(0))