forked from openshift/cluster-api-actuator-pkg
/
machines.go
389 lines (340 loc) · 12.6 KB
/
machines.go
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package framework
import (
"bytes"
"context"
"fmt"
"strings"
"github.com/golang/glog"
"github.com/openshift/cluster-api-actuator-pkg/pkg/types"
machinev1beta1 "github.com/openshift/cluster-api/pkg/apis/machine/v1beta1"
mapiv1beta1 "github.com/openshift/cluster-api/pkg/apis/machine/v1beta1"
controllernode "github.com/openshift/cluster-api/pkg/controller/node"
apiv1 "k8s.io/api/core/v1"
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/labels"
"k8s.io/apimachinery/pkg/util/wait"
"k8s.io/client-go/rest"
"k8s.io/client-go/tools/cache"
"k8s.io/client-go/tools/clientcmd"
runtimeclient "sigs.k8s.io/controller-runtime/pkg/client"
)
func (f *Framework) DeleteMachineAndWait(machine *machinev1beta1.Machine, client types.CloudProviderClient) {
f.By(fmt.Sprintf("Deleting %q machine", machine.Name))
err := f.CAPIClient.MachineV1beta1().Machines(machine.Namespace).Delete(machine.Name, &metav1.DeleteOptions{})
f.IgnoreNotFoundErr(err)
// Verify the testing machine has been destroyed
f.By("Verify instance is terminated")
err = wait.Poll(PollInterval, PoolTimeout, func() (bool, error) {
_, err := f.CAPIClient.MachineV1beta1().Machines(machine.Namespace).Get(machine.Name, metav1.GetOptions{})
if err == nil {
glog.V(2).Info("Waiting for machine to be deleted")
return false, nil
}
if strings.Contains(err.Error(), "not found") {
return true, nil
}
return false, nil
})
f.IgnoreNotFoundErr(err)
if client != nil {
err = wait.Poll(PollInterval, PoolTimeout, func() (bool, error) {
glog.V(2).Info("Waiting for instance to be terminated")
runningInstances, err := client.GetRunningInstances(machine)
if err != nil {
return false, fmt.Errorf("unable to get running instances: %v", err)
}
runningInstancesLen := len(runningInstances)
if runningInstancesLen > 0 {
glog.V(2).Info("Machine is running")
return false, nil
}
return true, nil
})
f.ErrNotExpected(err)
}
}
func (f *Framework) waitForMachineToRun(machine *machinev1beta1.Machine, client types.CloudProviderClient) {
f.By(fmt.Sprintf("Waiting for %q machine", machine.Name))
// Verify machine has been deployed
err := wait.Poll(PollInterval, TimeoutPoolMachineRunningInterval, func() (bool, error) {
if _, err := f.CAPIClient.MachineV1beta1().Machines(machine.Namespace).Get(machine.Name, metav1.GetOptions{}); err != nil {
glog.V(2).Infof("Waiting for '%v/%v' machine to be created", machine.Namespace, machine.Name)
return false, nil
}
return true, nil
})
f.ErrNotExpected(err)
f.By("Verify machine's underlying instance is running")
err = wait.Poll(PollInterval, PoolTimeout, func() (bool, error) {
glog.V(2).Info("Waiting for instance to come up")
runningInstances, err := client.GetRunningInstances(machine)
if err != nil {
glog.V(2).Infof("unable to get running instances: %v", err)
return false, nil
}
runningInstancesLen := len(runningInstances)
if runningInstancesLen == 1 {
glog.V(2).Info("Machine is running")
return true, nil
}
if runningInstancesLen > 1 {
return false, fmt.Errorf("Found %q instances instead of one", runningInstancesLen)
}
return false, nil
})
f.ErrNotExpected(err)
}
func (f *Framework) waitForMachineToTerminate(machine *machinev1beta1.Machine, client types.CloudProviderClient) error {
f.By("Verify machine's underlying instance is not running")
err := wait.Poll(PollInterval, PoolTimeout, func() (bool, error) {
glog.V(2).Info("Waiting for instance to terminate")
runningInstances, err := client.GetRunningInstances(machine)
if err != nil {
glog.V(2).Infof("unable to get running instances from cloud provider: %v", err)
return false, nil
}
runningInstancesLen := len(runningInstances)
if runningInstancesLen > 1 {
return false, fmt.Errorf("Found %q running instances for %q", runningInstancesLen, machine.Name)
}
return true, nil
})
// We need to allow to follow
if err != nil {
glog.V(2).Infof("unable to wait for instance(s) to terminate: %v", err)
return err
}
f.By(fmt.Sprintf("Waiting for %q machine object to be deleted", machine.Name))
// Verify machine has been deployed
err = wait.Poll(PollInterval, TimeoutPoolMachineRunningInterval, func() (bool, error) {
if _, err := f.CAPIClient.MachineV1beta1().Machines(machine.Namespace).Get(machine.Name, metav1.GetOptions{}); err != nil {
glog.V(2).Infof("err: %v", err)
return true, nil
}
return false, nil
})
if err != nil {
glog.V(2).Infof("unable to wait for machine to get deleted: %v", err)
return err
}
return nil
}
func (f *Framework) CreateMachineAndWait(machine *machinev1beta1.Machine, client types.CloudProviderClient) {
f.By(fmt.Sprintf("Creating %q machine", machine.Name))
err := wait.Poll(PollInterval, PoolTimeout, func() (bool, error) {
_, err := f.CAPIClient.MachineV1beta1().Machines(machine.Namespace).Create(machine)
if err != nil {
glog.V(2).Infof("can't create machine: %v", err)
return false, nil
}
return true, nil
})
f.ErrNotExpected(err)
f.waitForMachineToRun(machine, client)
}
func (f *Framework) CreateMachineSetAndWait(machineset *machinev1beta1.MachineSet, client types.CloudProviderClient) {
f.By(fmt.Sprintf("Creating %q machineset", machineset.Name))
err := wait.Poll(PollInterval, PoolTimeout, func() (bool, error) {
_, err := f.CAPIClient.MachineV1beta1().MachineSets(machineset.Namespace).Create(machineset)
if err != nil {
glog.V(2).Infof("can't create machineset: %v", err)
return false, nil
}
return true, nil
})
f.ErrNotExpected(err)
// Verify machineset has been deployed
err = wait.Poll(PollInterval, TimeoutPoolMachineRunningInterval, func() (bool, error) {
if _, err := f.CAPIClient.MachineV1beta1().MachineSets(machineset.Namespace).Get(machineset.Name, metav1.GetOptions{}); err != nil {
glog.V(2).Infof("Waiting for machineset to be created: %v", err)
return false, nil
}
return true, nil
})
f.ErrNotExpected(err)
f.By("Verify machineset's underlying instances is running")
machines, err := f.CAPIClient.MachineV1beta1().Machines(machineset.Namespace).List(metav1.ListOptions{
LabelSelector: labels.SelectorFromSet(machineset.Spec.Selector.MatchLabels).String(),
})
f.ErrNotExpected(err)
for _, machine := range machines.Items {
f.waitForMachineToRun(&machine, client)
}
}
func (f *Framework) DeleteMachineSetAndWait(machineset *machinev1beta1.MachineSet, client types.CloudProviderClient) error {
f.By(fmt.Sprintf("Get all %q machineset's machines", machineset.Name))
machines, err := f.CAPIClient.MachineV1beta1().Machines(machineset.Namespace).List(metav1.ListOptions{
LabelSelector: labels.SelectorFromSet(machineset.Spec.Selector.MatchLabels).String(),
})
if err != nil {
return err
}
f.By(fmt.Sprintf("Deleting %q machineset", machineset.Name))
err = f.CAPIClient.MachineV1beta1().MachineSets(machineset.Namespace).Delete(machineset.Name, &metav1.DeleteOptions{})
if err != nil {
return err
}
f.By("Waiting for all machines to be deleted")
for _, machine := range machines.Items {
f.waitForMachineToTerminate(&machine, client)
// TODO(jchaloup): run it one more time depending on the error returned
}
err = wait.Poll(PollInterval, PoolTimeout, func() (bool, error) {
_, err := f.CAPIClient.MachineV1beta1().MachineSets(machineset.Namespace).Get(machineset.Name, metav1.GetOptions{})
if err != nil {
if strings.Contains(err.Error(), "not found") {
return true, nil
}
return false, nil
}
return true, nil
})
return err
}
func (f *Framework) WaitForNodesToGetReady(count int) error {
return wait.Poll(PollNodeInterval, PoolNodesReadyTimeout, func() (bool, error) {
items, err := f.KubeClient.CoreV1().Nodes().List(metav1.ListOptions{})
if err != nil {
glog.V(2).Infof("unable to list nodes: %v", err)
return false, nil
}
if len(items.Items) < count {
glog.V(2).Infof("Waiting for %v nodes to come up, have %v", count, len(items.Items))
return false, nil
}
allNodesReady := true
for _, node := range items.Items {
for _, condition := range node.Status.Conditions {
if condition.Type != apiv1.NodeReady {
continue
}
if condition.Status != apiv1.ConditionTrue {
glog.V(2).Infof("Node %q not ready", node.Name)
allNodesReady = false
} else {
glog.V(2).Infof("Node %q is ready", node.Name)
}
break
}
}
if !allNodesReady {
return false, nil
}
return true, nil
})
}
// GetMachineFromNode returns the machine referenced by the "controllernode.MachineAnnotationKey" annotation in the given node
func GetMachineFromNode(client runtimeclient.Client, node *corev1.Node) (*mapiv1beta1.Machine, error) {
machineNamespaceKey, ok := node.Annotations[controllernode.MachineAnnotationKey]
if !ok {
return nil, fmt.Errorf("node %q does not have a MachineAnnotationKey %q", node.Name, controllernode.MachineAnnotationKey)
}
namespace, machineName, err := cache.SplitMetaNamespaceKey(machineNamespaceKey)
if err != nil {
return nil, fmt.Errorf("machine annotation format is incorrect %v: %v", machineNamespaceKey, err)
}
if namespace != TestContext.MachineApiNamespace {
return nil, fmt.Errorf("Machine %q is forbidden to live outside of default %v namespace", machineNamespaceKey, TestContext.MachineApiNamespace)
}
machine, err := GetMachine(context.TODO(), client, machineName)
if err != nil {
return nil, fmt.Errorf("error querying api for machine object: %v", err)
}
return machine, nil
}
func ReadKubeconfigFromServer(sshConfig *SSHConfig) (string, error) {
client, err := createSSHClient(sshConfig)
if err != nil {
return "", err
}
session, err := client.NewSession()
if err != nil {
return "", fmt.Errorf("failed to create session: " + err.Error())
}
defer session.Close()
var b bytes.Buffer
var se bytes.Buffer
session.Stdout = &b
session.Stderr = &se
if err := session.Run("sudo cat /root/.kube/config"); err != nil {
return "", fmt.Errorf("failed to collect kubeconfig: %v, %v", err.Error(), se.String())
}
return b.String(), nil
}
func (f *Framework) GetMasterMachineRestConfig(masterMachine *machinev1beta1.Machine, client types.CloudProviderClient) (*rest.Config, error) {
var masterPublicDNSName string
err := wait.Poll(PollInterval, TimeoutPoolMachineRunningInterval, func() (bool, error) {
var err error
masterPublicDNSName, err = client.GetPublicDNSName(masterMachine)
if err != nil {
glog.V(2).Infof("Unable to collect master public DNS name: %v", err)
return false, nil
}
return true, nil
})
if err != nil {
return nil, err
}
var masterKubeconfig string
err = wait.Poll(PollInterval, PoolKubeConfigTimeout, func() (bool, error) {
glog.V(2).Infof("Pulling kubeconfig from %v:8443", masterPublicDNSName)
var err error
masterKubeconfig, err = ReadKubeconfigFromServer(&SSHConfig{
User: f.SSH.User,
Host: masterPublicDNSName,
Key: f.SSH.Key,
})
if err != nil {
glog.V(2).Infof("Unable to pull kubeconfig: %v", err)
return false, nil
}
return true, nil
})
if err != nil {
return nil, err
}
glog.V(2).Infof("Master running on https://" + masterPublicDNSName + ":8443")
config, err := clientcmd.Load([]byte(masterKubeconfig))
if err != nil {
return nil, err
}
config.Clusters["kubernetes"].Server = "https://" + masterPublicDNSName + ":8443"
return clientcmd.NewDefaultClientConfig(*config, &clientcmd.ConfigOverrides{}).ClientConfig()
}
type machineToDelete struct {
machine *machinev1beta1.Machine
framework *Framework
client types.CloudProviderClient
}
type machinesetToDelete struct {
machineset *machinev1beta1.MachineSet
framework *Framework
client types.CloudProviderClient
}
type MachinesToDelete struct {
machines []machineToDelete
machinesets []machinesetToDelete
}
func InitMachinesToDelete() *MachinesToDelete {
return &MachinesToDelete{
machines: make([]machineToDelete, 0),
machinesets: make([]machinesetToDelete, 0),
}
}
func (m *MachinesToDelete) AddMachine(machine *machinev1beta1.Machine, framework *Framework, client types.CloudProviderClient) {
m.machines = append([]machineToDelete{{machine: machine, framework: framework, client: client}}, m.machines...)
}
func (m *MachinesToDelete) AddMachineSet(machineset *machinev1beta1.MachineSet, framework *Framework, client types.CloudProviderClient) {
m.machinesets = append([]machinesetToDelete{{machineset: machineset, framework: framework, client: client}}, m.machinesets...)
}
func (m *MachinesToDelete) Delete() {
for _, item := range m.machinesets {
item.framework.DeleteMachineSetAndWait(item.machineset, item.client)
}
m.machinesets = make([]machinesetToDelete, 0)
for _, item := range m.machines {
item.framework.DeleteMachineAndWait(item.machine, item.client)
}
m.machines = make([]machineToDelete, 0)
}