func CreateEssentialAddons(cfg *kubeadmapi.MasterConfiguration, client *clientset.Clientset) error {
kubeProxyDaemonSet := NewDaemonSet(kubeProxy, createKubeProxyPodSpec(cfg))
SetMasterTaintTolerations(&kubeProxyDaemonSet.Spec.Template.ObjectMeta)
SetNodeAffinity(&kubeProxyDaemonSet.Spec.Template.ObjectMeta, NativeArchitectureNodeAffinity())
if _, err := client.Extensions().DaemonSets(api.NamespaceSystem).Create(kubeProxyDaemonSet); err != nil {
return fmt.Errorf("failed creating essential kube-proxy addon [%v]", err)
}
fmt.Println("[addons] Created essential addon: kube-proxy")
kubeDNSDeployment := NewDeployment("kube-dns", 1, createKubeDNSPodSpec(cfg))
SetMasterTaintTolerations(&kubeDNSDeployment.Spec.Template.ObjectMeta)
SetNodeAffinity(&kubeDNSDeployment.Spec.Template.ObjectMeta, NativeArchitectureNodeAffinity())
if _, err := client.Extensions().Deployments(api.NamespaceSystem).Create(kubeDNSDeployment); err != nil {
return fmt.Errorf("failed creating essential kube-dns addon [%v]", err)
}
kubeDNSServiceSpec, err := createKubeDNSServiceSpec(cfg)
if err != nil {
return fmt.Errorf("failed creating essential kube-dns addon [%v]", err)
}
kubeDNSService := NewService("kube-dns", *kubeDNSServiceSpec)
kubeDNSService.ObjectMeta.Labels["kubernetes.io/name"] = "KubeDNS"
if _, err := client.Services(api.NamespaceSystem).Create(kubeDNSService); err != nil {
return fmt.Errorf("failed creating essential kube-dns addon [%v]", err)
}
fmt.Println("[addons] Created essential addon: kube-dns")
return nil
}
func cleanupServiceShard(clientset *kubeclientset.Clientset, clusterName, namespace string, service *v1.Service, timeout time.Duration) error {
err := wait.PollImmediate(framework.Poll, timeout, func() (bool, error) {
err := clientset.Services(namespace).Delete(service.Name, &v1.DeleteOptions{})
if err != nil && !errors.IsNotFound(err) {
// Deletion failed with an error, try again.
framework.Logf("Failed to delete service %q in namespace %q, in cluster %q", service.Name, namespace, clusterName)
return false, nil
}
By(fmt.Sprintf("Service %q in namespace %q in cluster %q deleted", service.Name, namespace, clusterName))
return true, nil
})
return err
}
/*
waitForServiceOrFail waits until a service is either present or absent in the cluster specified by clientset.
If the condition is not met within timout, it fails the calling test.
*/
func waitForServiceOrFail(clientset *kubeclientset.Clientset, namespace string, service *v1.Service, present bool, timeout time.Duration) {
By(fmt.Sprintf("Fetching a federated service shard of service %q in namespace %q from cluster", service.Name, namespace))
var clusterService *v1.Service
err := wait.PollImmediate(framework.Poll, timeout, func() (bool, error) {
clusterService, err := clientset.Services(namespace).Get(service.Name)
if (!present) && errors.IsNotFound(err) { // We want it gone, and it's gone.
By(fmt.Sprintf("Success: shard of federated service %q in namespace %q in cluster is absent", service.Name, namespace))
return true, nil // Success
}
if present && err == nil { // We want it present, and the Get succeeded, so we're all good.
By(fmt.Sprintf("Success: shard of federated service %q in namespace %q in cluster is present", service.Name, namespace))
return true, nil // Success
}
By(fmt.Sprintf("Service %q in namespace %q in cluster. Found: %v, waiting for Found: %v, trying again in %s (err=%v)", service.Name, namespace, clusterService != nil && err == nil, present, framework.Poll, err))
return false, nil
})
framework.ExpectNoError(err, "Failed to verify service %q in namespace %q in cluster: Present=%v", service.Name, namespace, present)
if present && clusterService != nil {
Expect(equivalent(*clusterService, *service))
}
}