// ValidateDaemonSetSpec tests if required fields in the DaemonSetSpec are set.
func ValidateDaemonSetSpec(spec *extensions.DaemonSetSpec) validation.ErrorList {
allErrs := validation.ErrorList{}
allErrs = append(allErrs, ValidatePodSelector(spec.Selector)...)
if spec.Template == nil {
allErrs = append(allErrs, validation.NewRequiredError("template"))
return allErrs
}
selector, err := extensions.PodSelectorAsSelector(spec.Selector)
if err == nil && !selector.Matches(labels.Set(spec.Template.Labels)) {
allErrs = append(allErrs, validation.NewInvalidError("template.metadata.labels", spec.Template.Labels, "selector does not match template"))
}
allErrs = append(allErrs, apivalidation.ValidatePodTemplateSpec(spec.Template).Prefix("template")...)
// Daemons typically run on more than one node, so mark Read-Write persistent disks as invalid.
allErrs = append(allErrs, apivalidation.ValidateReadOnlyPersistentDisks(spec.Template.Spec.Volumes).Prefix("template.spec.volumes")...)
// RestartPolicy has already been first-order validated as per ValidatePodTemplateSpec().
if spec.Template.Spec.RestartPolicy != api.RestartPolicyAlways {
allErrs = append(allErrs, validation.NewNotSupportedError("template.spec.restartPolicy", spec.Template.Spec.RestartPolicy, []string{string(api.RestartPolicyAlways)}))
}
return allErrs
}
func ValidateJobSpec(spec *extensions.JobSpec) validation.ErrorList {
allErrs := validation.ErrorList{}
if spec.Parallelism != nil {
allErrs = append(allErrs, apivalidation.ValidatePositiveField(int64(*spec.Parallelism), "parallelism")...)
}
if spec.Completions != nil {
allErrs = append(allErrs, apivalidation.ValidatePositiveField(int64(*spec.Completions), "completions")...)
}
if spec.Selector == nil {
allErrs = append(allErrs, validation.NewRequiredError("selector"))
} else {
allErrs = append(allErrs, ValidatePodSelector(spec.Selector).Prefix("selector")...)
}
if selector, err := extensions.PodSelectorAsSelector(spec.Selector); err == nil {
labels := labels.Set(spec.Template.Labels)
if !selector.Matches(labels) {
allErrs = append(allErrs, validation.NewInvalidError("template.metadata.labels", spec.Template.Labels, "selector does not match template"))
}
}
allErrs = append(allErrs, apivalidation.ValidatePodTemplateSpec(&spec.Template).Prefix("template")...)
if spec.Template.Spec.RestartPolicy != api.RestartPolicyOnFailure &&
spec.Template.Spec.RestartPolicy != api.RestartPolicyNever {
allErrs = append(allErrs, validation.NewNotSupportedError("template.spec.restartPolicy",
spec.Template.Spec.RestartPolicy, []string{string(api.RestartPolicyOnFailure), string(api.RestartPolicyNever)}))
}
return allErrs
}
func (t *Tester) testListMatchLabels(obj runtime.Object, assignFn AssignFunc) {
ctx := t.TestContext()
testLabels := map[string]string{"key": "value"}
foo3 := copyOrDie(obj)
t.setObjectMeta(foo3, "foo3")
foo4 := copyOrDie(obj)
foo4Meta := t.getObjectMetaOrFail(foo4)
foo4Meta.Name = "foo4"
foo4Meta.Namespace = api.NamespaceValue(ctx)
foo4Meta.Labels = testLabels
objs := ([]runtime.Object{foo3, foo4})
assignFn(objs)
filtered := []runtime.Object{objs[1]}
selector := labels.SelectorFromSet(labels.Set(testLabels))
options := &unversioned.ListOptions{LabelSelector: unversioned.LabelSelector{selector}}
listObj, err := t.storage.(rest.Lister).List(ctx, options)
if err != nil {
t.Errorf("unexpected error: %v", err)
}
items, err := listToItems(listObj)
if err != nil {
t.Errorf("unexpected error: %v", err)
}
if len(items) != len(filtered) {
t.Errorf("unexpected number of items: %v", len(items))
}
if !api.Semantic.DeepEqual(filtered, items) {
t.Errorf("expected: %#v, got: %#v", filtered, items)
}
}
func (c *FakePods) List(opts unversioned.ListOptions) (*api.PodList, error) {
obj, err := c.Fake.Invokes(NewListAction("pods", c.Namespace, opts), &api.PodList{})
if obj == nil {
return nil, err
}
label := opts.LabelSelector.Selector
if label == nil {
label = labels.Everything()
}
list := &api.PodList{}
for _, pod := range obj.(*api.PodList).Items {
if label.Matches(labels.Set(pod.Labels)) {
list.Items = append(list.Items, pod)
}
}
return list, err
}
func (c *FakeDeployments) List(opts unversioned.ListOptions) (*extensions.DeploymentList, error) {
obj, err := c.Fake.Invokes(NewListAction("deployments", c.Namespace, opts), &extensions.DeploymentList{})
if obj == nil {
return nil, err
}
label := opts.LabelSelector.Selector
if label == nil {
label = labels.Everything()
}
list := &extensions.DeploymentList{}
for _, deployment := range obj.(*extensions.DeploymentList).Items {
if label.Matches(labels.Set(deployment.Labels)) {
list.Items = append(list.Items, deployment)
}
}
return list, err
}
func (c *FakeHorizontalPodAutoscalers) List(opts unversioned.ListOptions) (*extensions.HorizontalPodAutoscalerList, error) {
obj, err := c.Fake.Invokes(NewListAction("horizontalpodautoscalers", c.Namespace, opts), &extensions.HorizontalPodAutoscalerList{})
if obj == nil {
return nil, err
}
label := opts.LabelSelector.Selector
if label == nil {
label = labels.Everything()
}
list := &extensions.HorizontalPodAutoscalerList{}
for _, a := range obj.(*extensions.HorizontalPodAutoscalerList).Items {
if label.Matches(labels.Set(a.Labels)) {
list.Items = append(list.Items, a)
}
}
return list, err
}
// Returns the old RCs targetted by the given Deployment.
func GetOldRCs(deployment extensions.Deployment, c client.Interface) ([]*api.ReplicationController, error) {
namespace := deployment.ObjectMeta.Namespace
// 1. Find all pods whose labels match deployment.Spec.Selector
selector := labels.SelectorFromSet(deployment.Spec.Selector)
options := unversioned.ListOptions{LabelSelector: unversioned.LabelSelector{selector}}
podList, err := c.Pods(namespace).List(options)
if err != nil {
return nil, fmt.Errorf("error listing pods: %v", err)
}
// 2. Find the corresponding RCs for pods in podList.
// TODO: Right now we list all RCs and then filter. We should add an API for this.
oldRCs := map[string]api.ReplicationController{}
rcList, err := c.ReplicationControllers(namespace).List(unversioned.ListOptions{})
if err != nil {
return nil, fmt.Errorf("error listing replication controllers: %v", err)
}
newRCTemplate := GetNewRCTemplate(deployment)
for _, pod := range podList.Items {
podLabelsSelector := labels.Set(pod.ObjectMeta.Labels)
for _, rc := range rcList.Items {
rcLabelsSelector := labels.SelectorFromSet(rc.Spec.Selector)
if rcLabelsSelector.Matches(podLabelsSelector) {
// Filter out RC that has the same pod template spec as the deployment - that is the new RC.
if api.Semantic.DeepEqual(rc.Spec.Template, &newRCTemplate) {
continue
}
oldRCs[rc.ObjectMeta.Name] = rc
}
}
}
requiredRCs := []*api.ReplicationController{}
for _, value := range oldRCs {
requiredRCs = append(requiredRCs, &value)
}
return requiredRCs, nil
}
