func validateLabels(a, b string) bool {
sA, eA := labels.Parse(a)
if eA != nil {
return false
}
sB, eB := labels.Parse(b)
if eB != nil {
return false
}
return sA.String() == sB.String()
}
func init() {
Scheme.AddDefaultingFuncs(
func(obj *ListOptions) {
obj.LabelSelector = labels.Everything()
obj.FieldSelector = fields.Everything()
},
// TODO: see about moving this into v1/defaults.go
func(obj *PodExecOptions) {
obj.Stderr = true
obj.Stdout = true
},
func(obj *PodAttachOptions) {
obj.Stderr = true
obj.Stdout = true
},
)
Scheme.AddConversionFuncs(
func(in *util.Time, out *util.Time, s conversion.Scope) error {
// Cannot deep copy these, because time.Time has unexported fields.
*out = *in
return nil
},
func(in *string, out *labels.Selector, s conversion.Scope) error {
selector, err := labels.Parse(*in)
if err != nil {
return err
}
*out = selector
return nil
},
func(in *string, out *fields.Selector, s conversion.Scope) error {
selector, err := fields.ParseSelector(*in)
if err != nil {
return err
}
*out = selector
return nil
},
func(in *labels.Selector, out *string, s conversion.Scope) error {
if *in == nil {
return nil
}
*out = (*in).String()
return nil
},
func(in *fields.Selector, out *string, s conversion.Scope) error {
if *in == nil {
return nil
}
*out = (*in).String()
return nil
},
func(in *resource.Quantity, out *resource.Quantity, s conversion.Scope) error {
// Cannot deep copy these, because inf.Dec has unexported fields.
*out = *in.Copy()
return nil
},
)
}
func (self *realPodsApi) getNodeSelector(nodeList *nodes.NodeList) (labels.Selector, error) {
nodeLabels := []string{}
for host := range nodeList.Items {
nodeLabels = append(nodeLabels, fmt.Sprintf("spec.nodeName==%s", host))
}
glog.V(2).Infof("using labels %v to find pods", nodeLabels)
return labels.Parse(strings.Join(nodeLabels, ","))
}
// Watch watches all Pods that have a build label, for deletion
func (lw *buildPodDeleteLW) Watch(resourceVersion string) (watch.Interface, error) {
// FIXME: since we cannot have OR on label name we'll just get builds with new label
sel, err := labels.Parse(buildapi.BuildLabel)
if err != nil {
return nil, err
}
return lw.KubeClient.Pods(kapi.NamespaceAll).Watch(sel, fields.Everything(), resourceVersion)
}
func main() {
flag.Parse()
glog.Info("Elasticsearch discovery")
apiServer := *server
if apiServer == "" {
kubernetesService := os.Getenv("KUBERNETES_SERVICE_HOST")
if kubernetesService == "" {
glog.Fatalf("Please specify the Kubernetes server with --server")
}
apiServer = fmt.Sprintf("https://%s:%s", kubernetesService, os.Getenv("KUBERNETES_SERVICE_PORT"))
}
glog.Infof("Server: %s", apiServer)
glog.Infof("Namespace: %q", *namespace)
glog.Infof("selector: %q", *selector)
config := client.Config{
Host: apiServer,
BearerToken: *token,
Insecure: true,
}
c, err := client.New(&config)
if err != nil {
glog.Fatalf("Failed to make client: %v", err)
}
l, err := labels.Parse(*selector)
if err != nil {
glog.Fatalf("Failed to parse selector %q: %v", *selector, err)
}
pods, err := c.Pods(*namespace).List(l, fields.Everything())
if err != nil {
glog.Fatalf("Failed to list pods: %v", err)
}
glog.Infof("Elasticsearch pods in namespace %s with selector %q", *namespace, *selector)
podIPs := []string{}
for i := range pods.Items {
p := &pods.Items[i]
for attempt := 0; attempt < 10; attempt++ {
glog.Infof("%d: %s PodIP: %s", i, p.Name, p.Status.PodIP)
if p.Status.PodIP != "" {
podIPs = append(podIPs, fmt.Sprintf(`"%s"`, p.Status.PodIP))
break
}
time.Sleep(1 * time.Second)
p, err = c.Pods(*namespace).Get(p.Name)
if err != nil {
glog.Warningf("Failed to get pod %s: %v", p.Name, err)
}
}
if p.Status.PodIP == "" {
glog.Warningf("Failed to obtain PodIP for %s", p.Name)
}
}
fmt.Printf("discovery.zen.ping.unicast.hosts: [%s]\n", strings.Join(podIPs, ", "))
}
func (c *k8sClient) activeServices(selector string) (*api.ServiceList, error) {
l, err := labels.Parse(selector)
if err != nil {
glog.Fatalf("Failed to parse selector %q: %v", selector, err)
}
return c.Services(api.NamespaceAll).List(l)
}
func main() {
flag.Usage = usage
flag.Parse()
var (
cfg *kclient.Config
err error
)
if *local {
cfg = &kclient.Config{Host: fmt.Sprintf("http://localhost:%d", *localPort)}
} else {
cfg, err = kclient.InClusterConfig()
if err != nil {
glog.Errorf("failed to load config: %v", err)
flag.Usage()
os.Exit(1)
}
}
client, err = kclient.New(cfg)
selector, err := labels.Parse(*userLabels)
if err != nil {
glog.Fatal(err)
}
tc, err := parseTimeCounts(*times, *counts)
if err != nil {
glog.Fatal(err)
}
if namespace == "" {
glog.Fatal("POD_NAMESPACE is not set. Set to the namespace of the replication controller if running locally.")
}
scaler := Scaler{timeCounts: tc, selector: selector}
if err != nil {
glog.Fatal(err)
}
sigChan := make(chan os.Signal, 1)
signal.Notify(sigChan,
syscall.SIGHUP,
syscall.SIGINT,
syscall.SIGQUIT,
syscall.SIGTERM)
glog.Info("starting scaling")
if err := scaler.Start(); err != nil {
glog.Fatal(err)
}
<-sigChan
glog.Info("stopping scaling")
if err := scaler.Stop(); err != nil {
glog.Fatal(err)
}
}
func listPods(client kclient.Interface) (*kapi.PodList, error) {
// get builds with new label
sel, err := labels.Parse(buildapi.BuildLabel)
if err != nil {
return nil, err
}
listNew, err := client.Pods(kapi.NamespaceAll).List(sel, fields.Everything())
if err != nil {
return nil, err
}
// FIXME: get builds with old label - remove this when depracated label will be removed
selOld, err := labels.Parse(buildapi.DeprecatedBuildLabel)
if err != nil {
return nil, err
}
listOld, err := client.Pods(kapi.NamespaceAll).List(selOld, fields.Everything())
if err != nil {
return nil, err
}
listNew.Items = mergeWithoutDuplicates(listNew.Items, listOld.Items)
return listNew, nil
}
func (n *NodeOptions) Validate(checkNodeSelector bool) error {
errList := []error{}
if checkNodeSelector {
if len(n.Selector) > 0 {
if _, err := labels.Parse(n.Selector); err != nil {
errList = append(errList, errors.New("--selector=<node_selector> must be a valid label selector"))
}
}
if len(n.NodeNames) != 0 {
errList = append(errList, errors.New("either specify --selector=<node_selector> or nodes but not both"))
}
} else if len(n.NodeNames) == 0 {
errList = append(errList, errors.New("must provide --selector=<node_selector> or nodes"))
}
if len(n.PodSelector) > 0 {
if _, err := labels.Parse(n.PodSelector); err != nil {
errList = append(errList, errors.New("--pod-selector=<pod_selector> must be a valid label selector"))
}
}
return kerrors.NewAggregate(errList)
}
func discoverSeedsFromKubernetesMaster() []net.IP {
var seeds []net.IP
kubeMaster := os.ExpandEnv("${KUBERNETES_SERVICE_HOST}:${KUBERNETES_SERVICE_PORT}")
if len(os.Getenv("KUBERNETES_MASTER")) > 0 {
kubeMaster = os.Getenv("KUBERNETES_MASTER")
}
kubeMaster = os.ExpandEnv(kubeMaster)
if len(os.Getenv("KUBERNETES_SELECTOR")) > 0 && len(kubeMaster) > 0 {
if !(strings.HasPrefix(kubeMaster, "http://") || strings.HasPrefix(kubeMaster, "https://")) {
kubeMaster = "https://" + kubeMaster
}
insecure, _ := strconv.ParseBool(os.Getenv("KUBERNETES_INSECURE"))
kubeClient := client.NewOrDie(&client.Config{
Host: os.ExpandEnv(kubeMaster),
Insecure: len(os.Getenv("KUBERNETES_INSECURE")) > 0 && insecure,
})
selector, err := labels.Parse(os.Getenv("KUBERNETES_SELECTOR"))
if err != nil {
log.Println(err)
} else {
namespace := os.Getenv("KUBERNETES_NAMESPACE")
if len(namespace) == 0 {
namespace = api.NamespaceDefault
}
podList, err := kubeClient.Pods(namespace).List(selector, fields.Everything())
if err != nil {
log.Println(err)
} else {
currentHostname, err := os.Hostname()
if err != nil {
log.Println(err)
}
for _, pod := range podList.Items {
if pod.Status.Phase == api.PodRunning && len(pod.Status.PodIP) > 0 && pod.Name != currentHostname {
podIP := net.ParseIP(pod.Status.PodIP)
if podIP != nil {
seeds = append(seeds, podIP)
}
}
}
}
}
}
return seeds
}
// SelectorParam defines a selector that should be applied to the object types to load.
// This will not affect files loaded from disk or URL. If the parameter is empty it is
// a no-op - to select all resources invoke `b.Selector(labels.Everything)`.
func (b *Builder) SelectorParam(s string) *Builder {
selector, err := labels.Parse(s)
if err != nil {
b.errs = append(b.errs, fmt.Errorf("the provided selector %q is not valid: %v", s, err))
return b
}
if selector.Empty() {
return b
}
if b.selectAll {
b.errs = append(b.errs, fmt.Errorf("found non empty selector %q with previously set 'all' parameter. ", s))
return b
}
return b.Selector(selector)
}
func (v *VolumeOptions) Validate(args []string) error {
errList := []error{}
if len(v.Selector) > 0 {
if _, err := labels.Parse(v.Selector); err != nil {
errList = append(errList, errors.New("--selector=<selector> must be a valid label selector"))
}
if v.All {
errList = append(errList, errors.New("either specify --selector or --all but not both"))
}
}
if len(v.Filenames) == 0 && len(args) < 1 {
errList = append(errList, errors.New("one or more resources must be specified as <resource> <name> or <resource>/<name>"))
}
numOps := 0
if v.Add {
numOps++
}
if v.Remove {
numOps++
}
if v.List {
numOps++
}
switch {
case numOps == 0:
errList = append(errList, errors.New("must provide a volume operation. Valid values are --add, --remove and --list"))
case numOps > 1:
errList = append(errList, errors.New("you may only specify one operation at a time"))
}
if v.List && len(v.Output) > 0 {
errList = append(errList, errors.New("--list and --output may not be specified together"))
}
err := v.AddOpts.Validate(v.Add)
if err != nil {
errList = append(errList, err)
}
// Removing all volumes for the resource type needs confirmation
if v.Remove && len(v.Name) == 0 && !v.Confirm {
errList = append(errList, errors.New("must provide --confirm for removing more than one volume"))
}
return kerrors.NewAggregate(errList)
}
func parseSelectorQueryParams(query url.Values, version, apiResource string) (label labels.Selector, field fields.Selector, err error) {
labelString := query.Get(api.LabelSelectorQueryParam(version))
label, err = labels.Parse(labelString)
if err != nil {
return nil, nil, errors.NewBadRequest(fmt.Sprintf("The 'labels' selector parameter (%s) could not be parsed: %v", labelString, err))
}
convertToInternalVersionFunc := func(label, value string) (newLabel, newValue string, err error) {
return api.Scheme.ConvertFieldLabel(version, apiResource, label, value)
}
fieldString := query.Get(api.FieldSelectorQueryParam(version))
field, err = fields.ParseAndTransformSelector(fieldString, convertToInternalVersionFunc)
if err != nil {
return nil, nil, errors.NewBadRequest(fmt.Sprintf("The 'fields' selector parameter (%s) could not be parsed: %v", fieldString, err))
}
return label, field, nil
}
func (l *ListPodsOptions) runListPods(node *kapi.Node, printer kubectl.ResourcePrinter) error {
labelSelector, err := labels.Parse(l.Options.PodSelector)
if err != nil {
return err
}
fieldSelector := fields.Set{GetPodHostFieldLabel(node.TypeMeta.APIVersion): node.ObjectMeta.Name}.AsSelector()
// Filter all pods that satisfies pod label selector and belongs to the given node
pods, err := l.Options.Kclient.Pods(kapi.NamespaceAll).List(labelSelector, fieldSelector)
if err != nil {
return err
}
fmt.Fprintln(l.Options.Writer, "\nListing matched pods on node: ", node.ObjectMeta.Name, "\n")
printer.PrintObj(pods, l.Options.Writer)
return err
}
// List returns an empty list but adds delete events to the store for all Builds that have been deleted but still have pods.
func (lw *buildDeleteLW) List() (runtime.Object, error) {
glog.V(5).Info("Checking for deleted builds")
sel, _ := labels.Parse(buildapi.BuildLabel)
podList, err := lw.KubeClient.Pods(kapi.NamespaceAll).List(sel, fields.Everything())
if err != nil {
glog.V(4).Infof("Failed to find any pods due to error %v", err)
return nil, err
}
for _, pod := range podList.Items {
if len(pod.Labels[buildapi.BuildLabel]) == 0 {
continue
}
glog.V(5).Infof("Found build pod %s/%s", pod.Namespace, pod.Name)
build, err := lw.Client.Builds(pod.Namespace).Get(pod.Labels[buildapi.BuildLabel])
if err != nil && !kerrors.IsNotFound(err) {
glog.V(4).Infof("Error getting build for pod %s/%s: %v", pod.Namespace, pod.Name, err)
return nil, err
}
if err != nil && kerrors.IsNotFound(err) {
build = nil
}
if build == nil {
deletedBuild := &buildapi.Build{
ObjectMeta: kapi.ObjectMeta{
Name: pod.Labels[buildapi.BuildLabel],
Namespace: pod.Namespace,
},
}
glog.V(4).Infof("No build found for build pod %s/%s, deleting pod", pod.Namespace, pod.Name)
err := lw.store.Delete(deletedBuild)
if err != nil {
glog.V(4).Infof("Error queuing delete event: %v", err)
}
} else {
glog.V(5).Infof("Found build %s/%s for pod %s", build.Namespace, build.Name, pod.Name)
}
}
return &buildapi.BuildList{}, nil
}
func (l *ListPodsOptions) RunListPods(node *kapi.Node) error {
labelSelector, err := labels.Parse(l.Options.PodSelector)
if err != nil {
return err
}
fieldSelector := fields.Set{GetPodHostFieldLabel(node.TypeMeta.APIVersion): node.ObjectMeta.Name}.AsSelector()
// Filter all pods that satisfies pod label selector and belongs to the given node
pods, err := l.Options.Kclient.Pods(kapi.NamespaceAll).List(labelSelector, fieldSelector)
if err != nil {
return err
}
var printerWithHeaders, printerNoHeaders kubectl.ResourcePrinter
if l.Options.CmdPrinterOutput {
printerWithHeaders = l.Options.CmdPrinter
printerNoHeaders = l.Options.CmdPrinter
} else {
printerWithHeaders, printerNoHeaders, err = l.Options.GetPrintersByResource("pod")
if err != nil {
return err
}
}
firstPod := true
for _, pod := range pods.Items {
if firstPod {
fmt.Fprintln(l.Options.Writer, "\nListing matched pods on node: ", node.ObjectMeta.Name, "\n")
printerWithHeaders.PrintObj(&pod, l.Options.Writer)
firstPod = false
} else {
printerNoHeaders.PrintObj(&pod, l.Options.Writer)
}
}
return err
}
func TestSelectionPredicate(t *testing.T) {
table := map[string]struct {
labelSelector, fieldSelector string
labels labels.Set
fields fields.Set
err error
shouldMatch bool
matchSingleKey string
}{
"A": {
labelSelector: "name=foo",
fieldSelector: "uid=12345",
labels: labels.Set{"name": "foo"},
fields: fields.Set{"uid": "12345"},
shouldMatch: true,
},
"B": {
labelSelector: "name=foo",
fieldSelector: "uid=12345",
labels: labels.Set{"name": "foo"},
fields: fields.Set{},
shouldMatch: false,
},
"C": {
labelSelector: "name=foo",
fieldSelector: "uid=12345",
labels: labels.Set{},
fields: fields.Set{"uid": "12345"},
shouldMatch: false,
},
"D": {
fieldSelector: "metadata.name=12345",
labels: labels.Set{},
fields: fields.Set{"metadata.name": "12345"},
shouldMatch: true,
matchSingleKey: "12345",
},
"error": {
labelSelector: "name=foo",
fieldSelector: "uid=12345",
err: errors.New("maybe this is a 'wrong object type' error"),
shouldMatch: false,
},
}
for name, item := range table {
parsedLabel, err := labels.Parse(item.labelSelector)
if err != nil {
panic(err)
}
parsedField, err := fields.ParseSelector(item.fieldSelector)
if err != nil {
panic(err)
}
sp := &SelectionPredicate{
Label: parsedLabel,
Field: parsedField,
GetAttrs: func(runtime.Object) (label labels.Set, field fields.Set, err error) {
return item.labels, item.fields, item.err
},
}
got, err := sp.Matches(&Ignored{})
if e, a := item.err, err; e != a {
t.Errorf("%v: expected %v, got %v", name, e, a)
continue
}
if e, a := item.shouldMatch, got; e != a {
t.Errorf("%v: expected %v, got %v", name, e, a)
}
if key := item.matchSingleKey; key != "" {
got, ok := sp.MatchesSingle()
if !ok {
t.Errorf("%v: expected single match", name)
}
if e, a := key, got; e != a {
t.Errorf("%v: expected %v, got %v", name, e, a)
}
}
}
}
func (o DeployOptions) RunDeploy() error {
config, err := o.osClient.DeploymentConfigs(o.namespace).Get(o.deploymentConfigName)
if err != nil {
return err
}
commandClient := &deployCommandClientImpl{
GetDeploymentFn: func(namespace, name string) (*kapi.ReplicationController, error) {
return o.kubeClient.ReplicationControllers(namespace).Get(name)
},
ListDeploymentsForConfigFn: func(namespace, configName string) (*kapi.ReplicationControllerList, error) {
list, err := o.kubeClient.ReplicationControllers(namespace).List(deployutil.ConfigSelector(configName))
if err != nil {
return nil, err
}
return list, nil
},
UpdateDeploymentConfigFn: func(config *deployapi.DeploymentConfig) (*deployapi.DeploymentConfig, error) {
return o.osClient.DeploymentConfigs(config.Namespace).Update(config)
},
UpdateDeploymentFn: func(deployment *kapi.ReplicationController) (*kapi.ReplicationController, error) {
return o.kubeClient.ReplicationControllers(deployment.Namespace).Update(deployment)
},
ListDeployerPodsForFn: func(namespace, deploymentName string) (*kapi.PodList, error) {
selector, err := labels.Parse(fmt.Sprintf("%s=%s", deployapi.DeployerPodForDeploymentLabel, deploymentName))
if err != nil {
return nil, err
}
return o.kubeClient.Pods(namespace).List(selector, fields.Everything())
},
DeletePodFn: func(pod *kapi.Pod) error {
return o.kubeClient.Pods(pod.Namespace).Delete(pod.Name, nil)
},
}
switch {
case o.deployLatest:
c := &deployLatestCommand{client: commandClient}
err = c.deploy(config, o.out)
case o.retryDeploy:
c := &retryDeploymentCommand{client: commandClient}
err = c.retry(config, o.out)
case o.cancelDeploy:
c := &cancelDeploymentCommand{client: commandClient}
err = c.cancel(config, o.out)
case o.enableTriggers:
t := &triggerEnabler{
updateConfig: func(namespace string, config *deployapi.DeploymentConfig) (*deployapi.DeploymentConfig, error) {
return o.osClient.DeploymentConfigs(namespace).Update(config)
},
}
err = t.enableTriggers(config, o.out)
default:
describer := describe.NewLatestDeploymentsDescriber(o.osClient, o.kubeClient, -1)
desc, err := describer.Describe(config.Namespace, config.Name)
if err != nil {
return err
}
fmt.Fprint(o.out, desc)
}
return err
}
func TestListPodListSelection(t *testing.T) {
fakeEtcdClient, etcdStorage := newEtcdStorage(t)
ctx := api.NewDefaultContext()
storage := NewStorage(etcdStorage, nil).Pod
rootKey := etcdtest.AddPrefix("pods/default")
key := etcdtest.AddPrefix("pods/default/zot")
fakeEtcdClient.Data[rootKey] = tools.EtcdResponseWithError{
R: &etcd.Response{
Node: &etcd.Node{
Nodes: []*etcd.Node{
{Value: runtime.EncodeOrDie(latest.Codec, &api.Pod{
ObjectMeta: api.ObjectMeta{Name: "foo"},
})},
{Value: runtime.EncodeOrDie(latest.Codec, &api.Pod{
ObjectMeta: api.ObjectMeta{Name: "bar"},
Spec: api.PodSpec{NodeName: "barhost"},
})},
{Value: runtime.EncodeOrDie(latest.Codec, &api.Pod{
ObjectMeta: api.ObjectMeta{Name: "baz"},
Status: api.PodStatus{Phase: api.PodFailed},
})},
{Value: runtime.EncodeOrDie(latest.Codec, &api.Pod{
ObjectMeta: api.ObjectMeta{
Name: "qux",
Labels: map[string]string{"label": "qux"},
},
})},
{Value: runtime.EncodeOrDie(latest.Codec, &api.Pod{
ObjectMeta: api.ObjectMeta{Name: "zot"},
})},
},
},
},
}
fakeEtcdClient.Data[key] = tools.EtcdResponseWithError{
R: &etcd.Response{
Node: &etcd.Node{
Value: runtime.EncodeOrDie(latest.Codec, &api.Pod{
ObjectMeta: api.ObjectMeta{Name: "zot"},
}),
},
},
}
table := []struct {
label, field string
expectedIDs util.StringSet
}{
{
expectedIDs: util.NewStringSet("foo", "bar", "baz", "qux", "zot"),
}, {
field: "metadata.name=zot",
expectedIDs: util.NewStringSet("zot"),
}, {
label: "label=qux",
expectedIDs: util.NewStringSet("qux"),
}, {
field: "status.phase=Failed",
expectedIDs: util.NewStringSet("baz"),
}, {
field: "spec.nodeName=barhost",
expectedIDs: util.NewStringSet("bar"),
}, {
field: "spec.nodeName=",
expectedIDs: util.NewStringSet("foo", "baz", "qux", "zot"),
}, {
field: "spec.nodeName!=",
expectedIDs: util.NewStringSet("bar"),
},
}
for index, item := range table {
label, err := labels.Parse(item.label)
if err != nil {
t.Errorf("unexpected error: %v", err)
continue
}
field, err := fields.ParseSelector(item.field)
if err != nil {
t.Errorf("unexpected error: %v", err)
continue
}
podsObj, err := storage.List(ctx, label, field)
if err != nil {
t.Errorf("unexpected error: %v", err)
}
pods := podsObj.(*api.PodList)
set := util.NewStringSet()
for i := range pods.Items {
set.Insert(pods.Items[i].Name)
}
if e, a := len(item.expectedIDs), len(set); e != a {
t.Errorf("%v: Expected %v, got %v", index, item.expectedIDs, set)
}
/*for _, pod := range pods.Items {
if !item.expectedIDs.Has(pod.Name) {
t.Errorf("%v: Unexpected pod %v", index, pod.Name)
}
t.Logf("%v: Got pod Name: %v", index, pod.Name)
}*/
}
}
// AnyDeployerPodSelector returns a label Selector which can be used to find
// all deployer pods across all deployments, including hook and custom
// deployer pods.
func AnyDeployerPodSelector() labels.Selector {
sel, _ := labels.Parse(deployapi.DeployerPodForDeploymentLabel)
return sel
}
// List lists all Pods that have a build label.
func (lw *podLW) List() (runtime.Object, error) {
sel, _ := labels.Parse(buildapi.BuildLabel)
return lw.client.Pods(kapi.NamespaceAll).List(sel, fields.Everything())
}
// Create creates a DeploymentController.
func (factory *DeploymentControllerFactory) Create() controller.RunnableController {
deploymentLW := &deployutil.ListWatcherImpl{
// TODO: Investigate specifying annotation field selectors to fetch only 'deployments'
// Currently field selectors are not supported for replication controllers
ListFunc: func() (runtime.Object, error) {
return factory.KubeClient.ReplicationControllers(kapi.NamespaceAll).List(labels.Everything())
},
WatchFunc: func(resourceVersion string) (watch.Interface, error) {
return factory.KubeClient.ReplicationControllers(kapi.NamespaceAll).Watch(labels.Everything(), fields.Everything(), resourceVersion)
},
}
deploymentQueue := cache.NewFIFO(cache.MetaNamespaceKeyFunc)
cache.NewReflector(deploymentLW, &kapi.ReplicationController{}, deploymentQueue, 2*time.Minute).Run()
eventBroadcaster := record.NewBroadcaster()
eventBroadcaster.StartRecordingToSink(factory.KubeClient.Events(""))
deployController := &DeploymentController{
serviceAccount: factory.ServiceAccount,
deploymentClient: &deploymentClientImpl{
getDeploymentFunc: func(namespace, name string) (*kapi.ReplicationController, error) {
return factory.KubeClient.ReplicationControllers(namespace).Get(name)
},
updateDeploymentFunc: func(namespace string, deployment *kapi.ReplicationController) (*kapi.ReplicationController, error) {
return factory.KubeClient.ReplicationControllers(namespace).Update(deployment)
},
},
podClient: &podClientImpl{
getPodFunc: func(namespace, name string) (*kapi.Pod, error) {
return factory.KubeClient.Pods(namespace).Get(name)
},
createPodFunc: func(namespace string, pod *kapi.Pod) (*kapi.Pod, error) {
return factory.KubeClient.Pods(namespace).Create(pod)
},
deletePodFunc: func(namespace, name string) error {
return factory.KubeClient.Pods(namespace).Delete(name, nil)
},
updatePodFunc: func(namespace string, pod *kapi.Pod) (*kapi.Pod, error) {
return factory.KubeClient.Pods(namespace).Update(pod)
},
// Find deployer pods using the label they should all have which
// correlates them to the named deployment.
getDeployerPodsForFunc: func(namespace, name string) ([]kapi.Pod, error) {
labelSel, err := labels.Parse(fmt.Sprintf("%s=%s", deployapi.DeployerPodForDeploymentLabel, name))
if err != nil {
return []kapi.Pod{}, err
}
pods, err := factory.KubeClient.Pods(namespace).List(labelSel, fields.Everything())
if err != nil {
return []kapi.Pod{}, err
}
return pods.Items, nil
},
},
makeContainer: func(strategy *deployapi.DeploymentStrategy) (*kapi.Container, error) {
return factory.makeContainer(strategy)
},
decodeConfig: func(deployment *kapi.ReplicationController) (*deployapi.DeploymentConfig, error) {
return deployutil.DecodeDeploymentConfig(deployment, factory.Codec)
},
recorder: eventBroadcaster.NewRecorder(kapi.EventSource{Component: "deployer"}),
}
return &controller.RetryController{
Queue: deploymentQueue,
RetryManager: controller.NewQueueRetryManager(
deploymentQueue,
cache.MetaNamespaceKeyFunc,
func(obj interface{}, err error, retries controller.Retry) bool {
if _, isFatal := err.(fatalError); isFatal {
kutil.HandleError(err)
return false
}
if retries.Count > 1 {
return false
}
return true
},
kutil.NewTokenBucketRateLimiter(1, 10),
),
Handle: func(obj interface{}) error {
deployment := obj.(*kapi.ReplicationController)
return deployController.Handle(deployment)
},
}
}
// Watch watches all Pods that have a build label, for deletion
func (lw *buildPodDeleteLW) Watch(resourceVersion string) (watch.Interface, error) {
sel, _ := labels.Parse(buildapi.BuildLabel)
return lw.KubeClient.Pods(kapi.NamespaceAll).Watch(sel, fields.Everything(), resourceVersion)
}
// FuzzerFor can randomly populate api objects that are destined for version.
func FuzzerFor(t *testing.T, version string, src rand.Source) *fuzz.Fuzzer {
f := fuzz.New().NilChance(.5).NumElements(1, 1)
if src != nil {
f.RandSource(src)
}
f.Funcs(
func(j *runtime.PluginBase, c fuzz.Continue) {
// Do nothing; this struct has only a Kind field and it must stay blank in memory.
},
func(j *runtime.TypeMeta, c fuzz.Continue) {
// We have to customize the randomization of TypeMetas because their
// APIVersion and Kind must remain blank in memory.
j.APIVersion = ""
j.Kind = ""
},
func(j *api.TypeMeta, c fuzz.Continue) {
// We have to customize the randomization of TypeMetas because their
// APIVersion and Kind must remain blank in memory.
j.APIVersion = ""
j.Kind = ""
},
func(j *api.ObjectMeta, c fuzz.Continue) {
j.Name = c.RandString()
j.ResourceVersion = strconv.FormatUint(c.RandUint64(), 10)
j.SelfLink = c.RandString()
j.UID = types.UID(c.RandString())
j.GenerateName = c.RandString()
var sec, nsec int64
c.Fuzz(&sec)
c.Fuzz(&nsec)
j.CreationTimestamp = util.Unix(sec, nsec).Rfc3339Copy()
},
func(j *api.ObjectReference, c fuzz.Continue) {
// We have to customize the randomization of TypeMetas because their
// APIVersion and Kind must remain blank in memory.
j.APIVersion = c.RandString()
j.Kind = c.RandString()
j.Namespace = c.RandString()
j.Name = c.RandString()
j.ResourceVersion = strconv.FormatUint(c.RandUint64(), 10)
j.FieldPath = c.RandString()
},
func(j *api.ListMeta, c fuzz.Continue) {
j.ResourceVersion = strconv.FormatUint(c.RandUint64(), 10)
j.SelfLink = c.RandString()
},
func(j *api.ListOptions, c fuzz.Continue) {
// TODO: add some parsing
j.LabelSelector, _ = labels.Parse("a=b")
j.FieldSelector, _ = fields.ParseSelector("a=b")
},
func(j *api.PodPhase, c fuzz.Continue) {
statuses := []api.PodPhase{api.PodPending, api.PodRunning, api.PodFailed, api.PodUnknown}
*j = statuses[c.Rand.Intn(len(statuses))]
},
func(j *api.PodTemplateSpec, c fuzz.Continue) {
// TODO: v1beta1/2 can't round trip a nil template correctly, fix by having v1beta1/2
// conversion compare converted object to nil via DeepEqual
j.ObjectMeta = api.ObjectMeta{}
c.Fuzz(&j.ObjectMeta)
j.ObjectMeta = api.ObjectMeta{Labels: j.ObjectMeta.Labels}
j.Spec = api.PodSpec{}
c.Fuzz(&j.Spec)
},
func(j *api.Binding, c fuzz.Continue) {
c.Fuzz(&j.ObjectMeta)
j.Target.Name = c.RandString()
},
func(j *api.ReplicationControllerSpec, c fuzz.Continue) {
c.FuzzNoCustom(j) // fuzz self without calling this function again
//j.TemplateRef = nil // this is required for round trip
},
func(j *api.ReplicationControllerStatus, c fuzz.Continue) {
// only replicas round trips
j.Replicas = int(c.RandUint64())
},
func(j *api.List, c fuzz.Continue) {
c.FuzzNoCustom(j) // fuzz self without calling this function again
// TODO: uncomment when round trip starts from a versioned object
if false { //j.Items == nil {
j.Items = []runtime.Object{}
}
},
func(j *runtime.Object, c fuzz.Continue) {
// TODO: uncomment when round trip starts from a versioned object
if true { //c.RandBool() {
*j = &runtime.Unknown{
TypeMeta: runtime.TypeMeta{Kind: "Something", APIVersion: "unknown"},
RawJSON: []byte(`{"apiVersion":"unknown","kind":"Something","someKey":"someValue"}`),
}
} else {
types := []runtime.Object{&api.Pod{}, &api.ReplicationController{}}
t := types[c.Rand.Intn(len(types))]
c.Fuzz(t)
*j = t
}
},
func(pb map[docker.Port][]docker.PortBinding, c fuzz.Continue) {
// This is necessary because keys with nil values get omitted.
// TODO: Is this a bug?
pb[docker.Port(c.RandString())] = []docker.PortBinding{
{c.RandString(), c.RandString()},
{c.RandString(), c.RandString()},
}
},
func(pm map[string]docker.PortMapping, c fuzz.Continue) {
// This is necessary because keys with nil values get omitted.
// TODO: Is this a bug?
pm[c.RandString()] = docker.PortMapping{
c.RandString(): c.RandString(),
}
},
func(q *resource.Quantity, c fuzz.Continue) {
// Real Quantity fuzz testing is done elsewhere;
// this limited subset of functionality survives
// round-tripping to v1beta1/2.
q.Amount = &inf.Dec{}
q.Format = resource.DecimalExponent
//q.Amount.SetScale(inf.Scale(-c.Intn(12)))
q.Amount.SetUnscaled(c.Int63n(1000))
},
func(p *api.PullPolicy, c fuzz.Continue) {
policies := []api.PullPolicy{api.PullAlways, api.PullNever, api.PullIfNotPresent}
*p = policies[c.Rand.Intn(len(policies))]
},
func(rp *api.RestartPolicy, c fuzz.Continue) {
policies := []api.RestartPolicy{api.RestartPolicyAlways, api.RestartPolicyNever, api.RestartPolicyOnFailure}
*rp = policies[c.Rand.Intn(len(policies))]
},
func(vs *api.VolumeSource, c fuzz.Continue) {
// Exactly one of the fields must be set.
v := reflect.ValueOf(vs).Elem()
i := int(c.RandUint64() % uint64(v.NumField()))
v = v.Field(i).Addr()
// Use a new fuzzer which cannot populate nil to ensure one field will be set.
fuzz.New().NilChance(0).NumElements(1, 1).Fuzz(v.Interface())
},
func(d *api.DNSPolicy, c fuzz.Continue) {
policies := []api.DNSPolicy{api.DNSClusterFirst, api.DNSDefault}
*d = policies[c.Rand.Intn(len(policies))]
},
func(p *api.Protocol, c fuzz.Continue) {
protocols := []api.Protocol{api.ProtocolTCP, api.ProtocolUDP}
*p = protocols[c.Rand.Intn(len(protocols))]
},
func(p *api.ServiceAffinity, c fuzz.Continue) {
types := []api.ServiceAffinity{api.ServiceAffinityClientIP, api.ServiceAffinityNone}
*p = types[c.Rand.Intn(len(types))]
},
func(p *api.ServiceType, c fuzz.Continue) {
types := []api.ServiceType{api.ServiceTypeClusterIP, api.ServiceTypeNodePort, api.ServiceTypeLoadBalancer}
*p = types[c.Rand.Intn(len(types))]
},
func(ct *api.Container, c fuzz.Continue) {
c.FuzzNoCustom(ct) // fuzz self without calling this function again
ct.TerminationMessagePath = "/" + ct.TerminationMessagePath // Must be non-empty
},
func(ev *api.EnvVar, c fuzz.Continue) {
ev.Name = c.RandString()
if c.RandBool() {
ev.Value = c.RandString()
} else {
ev.ValueFrom = &api.EnvVarSource{}
ev.ValueFrom.FieldRef = &api.ObjectFieldSelector{}
versions := []string{"v1beta1", "v1beta2", "v1beta3"}
ev.ValueFrom.FieldRef.APIVersion = versions[c.Rand.Intn(len(versions))]
ev.ValueFrom.FieldRef.FieldPath = c.RandString()
}
},
func(sc *api.SecurityContext, c fuzz.Continue) {
c.FuzzNoCustom(sc) // fuzz self without calling this function again
priv := c.RandBool()
sc.Privileged = &priv
sc.Capabilities = &api.Capabilities{
Add: make([]api.Capability, 0),
Drop: make([]api.Capability, 0),
}
c.Fuzz(&sc.Capabilities.Add)
c.Fuzz(&sc.Capabilities.Drop)
},
func(e *api.Event, c fuzz.Continue) {
c.FuzzNoCustom(e) // fuzz self without calling this function again
// Fix event count to 1, otherwise, if a v1beta1 or v1beta2 event has a count set arbitrarily, it's count is ignored
if e.FirstTimestamp.IsZero() {
e.Count = 1
} else {
c.Fuzz(&e.Count)
}
},
func(s *api.Secret, c fuzz.Continue) {
c.FuzzNoCustom(s) // fuzz self without calling this function again
s.Type = api.SecretTypeOpaque
},
func(pv *api.PersistentVolume, c fuzz.Continue) {
c.FuzzNoCustom(pv) // fuzz self without calling this function again
types := []api.PersistentVolumePhase{api.VolumeAvailable, api.VolumePending, api.VolumeBound, api.VolumeReleased, api.VolumeFailed}
pv.Status.Phase = types[c.Rand.Intn(len(types))]
pv.Status.Message = c.RandString()
reclamationPolicies := []api.PersistentVolumeReclaimPolicy{api.PersistentVolumeReclaimRecycle, api.PersistentVolumeReclaimRetain}
pv.Spec.PersistentVolumeReclaimPolicy = reclamationPolicies[c.Rand.Intn(len(reclamationPolicies))]
},
func(pvc *api.PersistentVolumeClaim, c fuzz.Continue) {
c.FuzzNoCustom(pvc) // fuzz self without calling this function again
types := []api.PersistentVolumeClaimPhase{api.ClaimBound, api.ClaimPending}
pvc.Status.Phase = types[c.Rand.Intn(len(types))]
},
func(s *api.NamespaceSpec, c fuzz.Continue) {
s.Finalizers = []api.FinalizerName{api.FinalizerKubernetes}
},
func(s *api.NamespaceStatus, c fuzz.Continue) {
s.Phase = api.NamespaceActive
},
func(http *api.HTTPGetAction, c fuzz.Continue) {
c.FuzzNoCustom(http) // fuzz self without calling this function again
http.Path = "/" + http.Path // can't be blank
http.Scheme = "x" + http.Scheme // can't be blank
},
func(ss *api.ServiceSpec, c fuzz.Continue) {
c.FuzzNoCustom(ss) // fuzz self without calling this function again
if len(ss.Ports) == 0 {
// There must be at least 1 port.
ss.Ports = append(ss.Ports, api.ServicePort{})
c.Fuzz(&ss.Ports[0])
}
for i := range ss.Ports {
switch ss.Ports[i].TargetPort.Kind {
case util.IntstrInt:
ss.Ports[i].TargetPort.IntVal = 1 + ss.Ports[i].TargetPort.IntVal%65535 // non-zero
case util.IntstrString:
ss.Ports[i].TargetPort.StrVal = "x" + ss.Ports[i].TargetPort.StrVal // non-empty
}
}
},
func(n *api.Node, c fuzz.Continue) {
c.FuzzNoCustom(n)
n.Spec.ExternalID = "external"
},
)
return f
}
func (e *EvacuateOptions) RunEvacuate(node *kapi.Node) error {
if e.DryRun {
listpodsOp := ListPodsOptions{Options: e.Options}
return listpodsOp.Run()
}
// We do *not* automatically mark the node unschedulable to perform evacuation.
// Rationale: If we unschedule the node and later the operation is unsuccessful (stopped by user, network error, etc.),
// we may not be able to recover in some cases to mark the node back to schedulable. To avoid these cases, we recommend
// user to explicitly set the node to schedulable/unschedulable.
if !node.Spec.Unschedulable {
return fmt.Errorf("Node '%s' must be unschedulable to perform evacuation.\nYou can mark the node unschedulable with 'openshift admin manage-node %s --schedulable=false'", node.ObjectMeta.Name, node.ObjectMeta.Name)
}
labelSelector, err := labels.Parse(e.Options.PodSelector)
if err != nil {
return err
}
fieldSelector := fields.Set{GetPodHostFieldLabel(node.TypeMeta.APIVersion): node.ObjectMeta.Name}.AsSelector()
// Filter all pods that satisfies pod label selector and belongs to the given node
pods, err := e.Options.Kclient.Pods(kapi.NamespaceAll).List(labelSelector, fieldSelector)
if err != nil {
return err
}
rcs, err := e.Options.Kclient.ReplicationControllers(kapi.NamespaceAll).List(labels.Everything())
if err != nil {
return err
}
printerWithHeaders, printerNoHeaders, err := e.Options.GetPrintersByResource("pod")
if err != nil {
return err
}
errList := []error{}
firstPod := true
numPodsWithNoRC := 0
// grace = 0 implies delete the pod immediately
grace := int64(0)
deleteOptions := &kapi.DeleteOptions{GracePeriodSeconds: &grace}
for _, pod := range pods.Items {
foundrc := false
for _, rc := range rcs.Items {
selector := labels.SelectorFromSet(rc.Spec.Selector)
if selector.Matches(labels.Set(pod.Labels)) {
foundrc = true
break
}
}
if firstPod {
fmt.Fprintln(e.Options.Writer, "\nMigrating these pods on node: ", node.ObjectMeta.Name, "\n")
firstPod = false
printerWithHeaders.PrintObj(&pod, e.Options.Writer)
} else {
printerNoHeaders.PrintObj(&pod, e.Options.Writer)
}
if foundrc || e.Force {
if err := e.Options.Kclient.Pods(pod.Namespace).Delete(pod.Name, deleteOptions); err != nil {
glog.Errorf("Unable to delete a pod: %+v, error: %v", pod, err)
errList = append(errList, err)
continue
}
} else { // Pods without replication controller and no --force option
numPodsWithNoRC++
}
}
if numPodsWithNoRC > 0 {
err := fmt.Errorf(`Unable to evacuate some pods because they are not backed by replication controller.
Suggested options:
- You can list bare pods in json/yaml format using '--list-pods -o json|yaml'
- Force deletion of bare pods with --force option to --evacuate
- Optionally recreate these bare pods by massaging the json/yaml output from above list pods
`)
errList = append(errList, err)
}
if len(errList) != 0 {
return kerrors.NewAggregate(errList)
}
return nil
}
func TestListNamespaceListSelection(t *testing.T) {
fakeEtcdClient, etcdStorage := newEtcdStorage(t)
key := etcdtest.AddPrefix("/namespaces")
fakeEtcdClient.Data[key] = tools.EtcdResponseWithError{
R: &etcd.Response{
Node: &etcd.Node{
Nodes: []*etcd.Node{
{Value: runtime.EncodeOrDie(latest.Codec, &api.Namespace{
ObjectMeta: api.ObjectMeta{Name: "foo"},
})},
{Value: runtime.EncodeOrDie(latest.Codec, &api.Namespace{
ObjectMeta: api.ObjectMeta{Name: "bar"},
})},
{Value: runtime.EncodeOrDie(latest.Codec, &api.Namespace{
ObjectMeta: api.ObjectMeta{Name: "baz"},
Status: api.NamespaceStatus{Phase: api.NamespaceTerminating},
})},
{Value: runtime.EncodeOrDie(latest.Codec, &api.Namespace{
ObjectMeta: api.ObjectMeta{
Name: "qux",
Labels: map[string]string{"label": "qux"},
},
})},
{Value: runtime.EncodeOrDie(latest.Codec, &api.Namespace{
ObjectMeta: api.ObjectMeta{Name: "zot"},
})},
},
},
},
}
storage, _, _ := NewStorage(etcdStorage)
ctx := api.NewContext()
table := []struct {
label, field string
expectedIDs util.StringSet
}{
{
expectedIDs: util.NewStringSet("foo", "bar", "baz", "qux", "zot"),
}, {
field: "name=zot",
expectedIDs: util.NewStringSet("zot"),
}, {
label: "label=qux",
expectedIDs: util.NewStringSet("qux"),
}, {
field: "status.phase=Terminating",
expectedIDs: util.NewStringSet("baz"),
},
}
for index, item := range table {
label, err := labels.Parse(item.label)
if err != nil {
t.Errorf("unexpected error: %v", err)
continue
}
field, err := fields.ParseSelector(item.field)
if err != nil {
t.Errorf("unexpected error: %v", err)
continue
}
namespacesObj, err := storage.List(ctx, label, field)
if err != nil {
t.Errorf("unexpected error: %v", err)
}
namespaces := namespacesObj.(*api.NamespaceList)
set := util.NewStringSet()
for i := range namespaces.Items {
set.Insert(namespaces.Items[i].Name)
}
if e, a := len(item.expectedIDs), len(set); e != a {
t.Errorf("%v: Expected %v, got %v", index, item.expectedIDs, set)
}
}
}
func init() {
Scheme.AddDefaultingFuncs(
func(obj *ListOptions) {
obj.LabelSelector = labels.Everything()
obj.FieldSelector = fields.Everything()
},
func(obj *PodExecOptions) {
obj.Stderr = true
obj.Stdout = true
},
)
Scheme.AddConversionFuncs(
func(in *util.Time, out *util.Time, s conversion.Scope) error {
// Cannot deep copy these, because time.Time has unexported fields.
*out = *in
return nil
},
func(in *string, out *labels.Selector, s conversion.Scope) error {
selector, err := labels.Parse(*in)
if err != nil {
return err
}
*out = selector
return nil
},
func(in *string, out *fields.Selector, s conversion.Scope) error {
selector, err := fields.ParseSelector(*in)
if err != nil {
return err
}
*out = selector
return nil
},
func(in *labels.Selector, out *string, s conversion.Scope) error {
if *in == nil {
return nil
}
*out = (*in).String()
return nil
},
func(in *fields.Selector, out *string, s conversion.Scope) error {
if *in == nil {
return nil
}
*out = (*in).String()
return nil
},
func(in *resource.Quantity, out *resource.Quantity, s conversion.Scope) error {
// Cannot deep copy these, because inf.Dec has unexported fields.
*out = *in.Copy()
return nil
},
// Convert ContainerManifest to Pod
func(in *ContainerManifest, out *Pod, s conversion.Scope) error {
out.Spec.Containers = in.Containers
out.Spec.Volumes = in.Volumes
out.Spec.RestartPolicy = in.RestartPolicy
out.Spec.DNSPolicy = in.DNSPolicy
out.Name = in.ID
out.UID = in.UUID
if in.ID != "" {
out.SelfLink = "/api/v1beta1/pods/" + in.ID
}
return nil
},
func(in *Pod, out *ContainerManifest, s conversion.Scope) error {
out.Containers = in.Spec.Containers
out.Volumes = in.Spec.Volumes
out.RestartPolicy = in.Spec.RestartPolicy
out.DNSPolicy = in.Spec.DNSPolicy
out.Version = "v1beta2"
out.ID = in.Name
out.UUID = in.UID
return nil
},
// ContainerManifestList
func(in *ContainerManifestList, out *PodList, s conversion.Scope) error {
if err := s.Convert(&in.Items, &out.Items, 0); err != nil {
return err
}
for i := range out.Items {
item := &out.Items[i]
item.ResourceVersion = in.ResourceVersion
}
return nil
},
func(in *PodList, out *ContainerManifestList, s conversion.Scope) error {
if err := s.Convert(&in.Items, &out.Items, 0); err != nil {
return err
}
out.ResourceVersion = in.ResourceVersion
return nil
},
// Conversion between Manifest and PodSpec
func(in *PodSpec, out *ContainerManifest, s conversion.Scope) error {
if err := s.Convert(&in.Volumes, &out.Volumes, 0); err != nil {
return err
}
if err := s.Convert(&in.Containers, &out.Containers, 0); err != nil {
return err
}
if err := s.Convert(&in.RestartPolicy, &out.RestartPolicy, 0); err != nil {
return err
}
if in.TerminationGracePeriodSeconds != nil {
out.TerminationGracePeriodSeconds = new(int64)
*out.TerminationGracePeriodSeconds = *in.TerminationGracePeriodSeconds
}
if in.ActiveDeadlineSeconds != nil {
out.ActiveDeadlineSeconds = new(int64)
*out.ActiveDeadlineSeconds = *in.ActiveDeadlineSeconds
}
out.DNSPolicy = in.DNSPolicy
out.Version = "v1beta2"
return nil
},
func(in *ContainerManifest, out *PodSpec, s conversion.Scope) error {
if err := s.Convert(&in.Volumes, &out.Volumes, 0); err != nil {
return err
}
if err := s.Convert(&in.Containers, &out.Containers, 0); err != nil {
return err
}
if err := s.Convert(&in.RestartPolicy, &out.RestartPolicy, 0); err != nil {
return err
}
if in.TerminationGracePeriodSeconds != nil {
out.TerminationGracePeriodSeconds = new(int64)
*out.TerminationGracePeriodSeconds = *in.TerminationGracePeriodSeconds
}
if in.ActiveDeadlineSeconds != nil {
out.ActiveDeadlineSeconds = new(int64)
*out.ActiveDeadlineSeconds = *in.ActiveDeadlineSeconds
}
out.DNSPolicy = in.DNSPolicy
return nil
},
)
}
func TestListResourceQuotaListSelection(t *testing.T) {
fakeEtcdClient, etcdStorage := newEtcdStorage(t)
storage, _ := NewStorage(etcdStorage)
ctx := api.NewDefaultContext()
key := storage.Etcd.KeyRootFunc(ctx)
key = etcdtest.AddPrefix(key)
fakeEtcdClient.Data[key] = tools.EtcdResponseWithError{
R: &etcd.Response{
Node: &etcd.Node{
Nodes: []*etcd.Node{
{Value: runtime.EncodeOrDie(latest.Codec, &api.ResourceQuota{
ObjectMeta: api.ObjectMeta{Name: "foo"},
})},
{Value: runtime.EncodeOrDie(latest.Codec, &api.ResourceQuota{
ObjectMeta: api.ObjectMeta{
Name: "qux",
Labels: map[string]string{"label": "qux"},
},
})},
{Value: runtime.EncodeOrDie(latest.Codec, &api.ResourceQuota{
ObjectMeta: api.ObjectMeta{Name: "zot"},
})},
},
},
},
}
table := []struct {
label, field string
expectedIDs util.StringSet
}{
{
expectedIDs: util.NewStringSet("foo", "qux", "zot"),
}, {
field: "name=zot",
expectedIDs: util.NewStringSet("zot"),
}, {
label: "label=qux",
expectedIDs: util.NewStringSet("qux"),
},
}
for index, item := range table {
label, err := labels.Parse(item.label)
if err != nil {
t.Errorf("unexpected error: %v", err)
continue
}
field, err := fields.ParseSelector(item.field)
if err != nil {
t.Errorf("unexpected error: %v", err)
continue
}
resourcequotasObj, err := storage.List(ctx, label, field)
if err != nil {
t.Errorf("unexpected error: %v", err)
}
resourcequotas := resourcequotasObj.(*api.ResourceQuotaList)
set := util.NewStringSet()
for i := range resourcequotas.Items {
set.Insert(resourcequotas.Items[i].Name)
}
if e, a := len(item.expectedIDs), len(set); e != a {
t.Errorf("%v: Expected %v, got %v", index, item.expectedIDs, set)
}
}
}
func TestListPodListSelection(t *testing.T) {
fakeEtcdClient, helper := newHelper(t)
fakeEtcdClient.Data["/registry/pods/default"] = tools.EtcdResponseWithError{
R: &etcd.Response{
Node: &etcd.Node{
Nodes: []*etcd.Node{
{Value: runtime.EncodeOrDie(latest.Codec, &api.Pod{
ObjectMeta: api.ObjectMeta{Name: "foo"},
})},
{Value: runtime.EncodeOrDie(latest.Codec, &api.Pod{
ObjectMeta: api.ObjectMeta{Name: "bar"},
Spec: api.PodSpec{Host: "barhost"},
})},
{Value: runtime.EncodeOrDie(latest.Codec, &api.Pod{
ObjectMeta: api.ObjectMeta{Name: "baz"},
Status: api.PodStatus{Phase: api.PodFailed},
})},
{Value: runtime.EncodeOrDie(latest.Codec, &api.Pod{
ObjectMeta: api.ObjectMeta{
Name: "qux",
Labels: map[string]string{"label": "qux"},
},
})},
{Value: runtime.EncodeOrDie(latest.Codec, &api.Pod{
ObjectMeta: api.ObjectMeta{Name: "zot"},
})},
},
},
},
}
storage, _, _ := NewREST(helper)
cache := &fakeCache{statusToReturn: &api.PodStatus{Phase: api.PodRunning}}
storage = storage.WithPodStatus(cache)
ctx := api.NewDefaultContext()
table := []struct {
label, field string
expectedIDs util.StringSet
}{
{
expectedIDs: util.NewStringSet("foo", "bar", "baz", "qux", "zot"),
}, {
field: "name=zot",
expectedIDs: util.NewStringSet("zot"),
}, {
label: "label=qux",
expectedIDs: util.NewStringSet("qux"),
}, {
field: "status.phase=Failed",
expectedIDs: util.NewStringSet("baz"),
}, {
field: "spec.host=barhost",
expectedIDs: util.NewStringSet("bar"),
}, {
field: "spec.host=",
expectedIDs: util.NewStringSet("foo", "baz", "qux", "zot"),
}, {
field: "spec.host!=",
expectedIDs: util.NewStringSet("bar"),
},
}
for index, item := range table {
label, err := labels.Parse(item.label)
if err != nil {
t.Errorf("unexpected error: %v", err)
continue
}
field, err := fields.ParseSelector(item.field)
if err != nil {
t.Errorf("unexpected error: %v", err)
continue
}
podsObj, err := storage.List(ctx, label, field)
if err != nil {
t.Errorf("unexpected error: %v", err)
}
pods := podsObj.(*api.PodList)
set := util.NewStringSet()
for i := range pods.Items {
set.Insert(pods.Items[i].Name)
}
if e, a := len(item.expectedIDs), len(set); e != a {
t.Errorf("%v: Expected %v, got %v", index, item.expectedIDs, set)
}
/*for _, pod := range pods.Items {
if !item.expectedIDs.Has(pod.Name) {
t.Errorf("%v: Unexpected pod %v", index, pod.Name)
}
t.Logf("%v: Got pod Name: %v", index, pod.Name)
}*/
}
}