// ValidateDaemonSetSpec tests if required fields in the DaemonSetSpec are set.
func ValidateDaemonSetSpec(spec *extensions.DaemonSetSpec, fldPath *field.Path) field.ErrorList {
allErrs := field.ErrorList{}
// The order of these checks is important because spec.Template is tested for nil value here
// before accessing its labels in the following check.
if spec.Template == nil {
allErrs = append(allErrs, field.Required(fldPath.Child("template"), ""))
return allErrs
}
allErrs = append(allErrs, ValidateLabelSelector(spec.Selector, fldPath.Child("selector"))...)
selector, err := extensions.LabelSelectorAsSelector(spec.Selector)
if err == nil && !selector.Matches(labels.Set(spec.Template.Labels)) {
allErrs = append(allErrs, field.Invalid(fldPath.Child("template", "metadata", "labels"), spec.Template.Labels, "`selector` does not match template `labels`"))
}
allErrs = append(allErrs, apivalidation.ValidatePodTemplateSpec(spec.Template, fldPath.Child("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, fldPath.Child("template", "spec", "volumes"))...)
// RestartPolicy has already been first-order validated as per ValidatePodTemplateSpec().
if spec.Template.Spec.RestartPolicy != api.RestartPolicyAlways {
allErrs = append(allErrs, field.NotSupported(fldPath.Child("template", "spec", "restartPolicy"), spec.Template.Spec.RestartPolicy, []string{string(api.RestartPolicyAlways)}))
}
allErrs = append(allErrs, ValidateDaemonSetUpdateStrategy(&spec.UpdateStrategy, fldPath.Child("updateStrategy"))...)
return allErrs
}
// ValidateDaemonSetSpec tests if required fields in the DaemonSetSpec are set.
func ValidateDaemonSetSpec(spec *extensions.DaemonSetSpec, fldPath *field.Path) field.ErrorList {
allErrs := field.ErrorList{}
allErrs = append(allErrs, ValidateLabelSelector(spec.Selector, fldPath.Child("selector"))...)
if spec.Template == nil {
allErrs = append(allErrs, field.Required(fldPath.Child("template")))
return allErrs
}
selector, err := extensions.LabelSelectorAsSelector(spec.Selector)
if err == nil && !selector.Matches(labels.Set(spec.Template.Labels)) {
allErrs = append(allErrs, field.Invalid(fldPath.Child("template", "metadata", "labels"), spec.Template.Labels, "selector does not match template"))
}
allErrs = append(allErrs, apivalidation.ValidatePodTemplateSpec(spec.Template, fldPath.Child("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, fldPath.Child("template", "spec", "volumes"))...)
// RestartPolicy has already been first-order validated as per ValidatePodTemplateSpec().
if spec.Template.Spec.RestartPolicy != api.RestartPolicyAlways {
allErrs = append(allErrs, field.NotSupported(fldPath.Child("template", "spec", "restartPolicy"), spec.Template.Spec.RestartPolicy, []string{string(api.RestartPolicyAlways)}))
}
return allErrs
}
// ValidateDaemonSetSpec tests if required fields in the DaemonSetSpec are set.
func ValidateDaemonSetSpec(spec *experimental.DaemonSetSpec) errs.ValidationErrorList {
allErrs := errs.ValidationErrorList{}
selector := labels.Set(spec.Selector).AsSelector()
if selector.Empty() {
allErrs = append(allErrs, errs.NewFieldRequired("selector"))
}
if spec.Template == nil {
allErrs = append(allErrs, errs.NewFieldRequired("template"))
} else {
labels := labels.Set(spec.Template.Labels)
if !selector.Matches(labels) {
allErrs = append(allErrs, errs.NewFieldInvalid("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, errs.NewFieldValueNotSupported("template.spec.restartPolicy", spec.Template.Spec.RestartPolicy, []string{string(api.RestartPolicyAlways)}))
}
}
return allErrs
}
// 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
}
// Validates the given template and ensures that it is in accordance with the desired selector and replicas.
func ValidatePodTemplateSpecForReplicaSet(template *api.PodTemplateSpec, selector labels.Selector, replicas int, fldPath *field.Path) field.ErrorList {
allErrs := field.ErrorList{}
if template == nil {
allErrs = append(allErrs, field.Required(fldPath, ""))
} else {
if !selector.Empty() {
// Verify that the ReplicaSet selector matches the labels in template.
labels := labels.Set(template.Labels)
if !selector.Matches(labels) {
allErrs = append(allErrs, field.Invalid(fldPath.Child("metadata", "labels"), template.Labels, "`selector` does not match template `labels`"))
}
}
allErrs = append(allErrs, apivalidation.ValidatePodTemplateSpec(template, fldPath)...)
if replicas > 1 {
allErrs = append(allErrs, apivalidation.ValidateReadOnlyPersistentDisks(template.Spec.Volumes, fldPath.Child("spec", "volumes"))...)
}
// RestartPolicy has already been first-order validated as per ValidatePodTemplateSpec().
if template.Spec.RestartPolicy != api.RestartPolicyAlways {
allErrs = append(allErrs, field.NotSupported(fldPath.Child("spec", "restartPolicy"), template.Spec.RestartPolicy, []string{string(api.RestartPolicyAlways)}))
}
}
return allErrs
}