func validateHTTPIngressRuleValue(httpIngressRuleValue *extensions.HTTPIngressRuleValue, fldPath *field.Path) field.ErrorList {
allErrs := field.ErrorList{}
if len(httpIngressRuleValue.Paths) == 0 {
allErrs = append(allErrs, field.Required(fldPath.Child("paths"), ""))
}
for i, rule := range httpIngressRuleValue.Paths {
if len(rule.Path) > 0 {
if !strings.HasPrefix(rule.Path, "/") {
allErrs = append(allErrs, field.Invalid(fldPath.Child("paths").Index(i).Child("path"), rule.Path, "must be an absolute path"))
}
// TODO: More draconian path regex validation.
// Path must be a valid regex. This is the basic requirement.
// In addition to this any characters not allowed in a path per
// RFC 3986 section-3.3 cannot appear as a literal in the regex.
// Consider the example: http://host/valid?#bar, everything after
// the last '/' is a valid regex that matches valid#bar, which
// isn't a valid path, because the path terminates at the first ?
// or #. A more sophisticated form of validation would detect that
// the user is confusing url regexes with path regexes.
_, err := regexp.CompilePOSIX(rule.Path)
if err != nil {
allErrs = append(allErrs, field.Invalid(fldPath.Child("paths").Index(i).Child("path"), rule.Path, "must be a valid regex"))
}
}
allErrs = append(allErrs, validateIngressBackend(&rule.Backend, fldPath.Child("backend"))...)
}
return allErrs
}
func ValidateJobSpec(spec *extensions.JobSpec, fldPath *field.Path) field.ErrorList {
allErrs := field.ErrorList{}
if spec.Parallelism != nil {
allErrs = append(allErrs, apivalidation.ValidatePositiveField(int64(*spec.Parallelism), fldPath.Child("parallelism"))...)
}
if spec.Completions != nil {
allErrs = append(allErrs, apivalidation.ValidatePositiveField(int64(*spec.Completions), fldPath.Child("completions"))...)
}
if spec.ActiveDeadlineSeconds != nil {
allErrs = append(allErrs, apivalidation.ValidatePositiveField(int64(*spec.ActiveDeadlineSeconds), fldPath.Child("activeDeadlineSeconds"))...)
}
if spec.Selector == nil {
allErrs = append(allErrs, field.Required(fldPath.Child("selector"), ""))
} else {
allErrs = append(allErrs, ValidateLabelSelector(spec.Selector, fldPath.Child("selector"))...)
}
if selector, err := extensions.LabelSelectorAsSelector(spec.Selector); err == nil {
labels := labels.Set(spec.Template.Labels)
if !selector.Matches(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"))...)
if spec.Template.Spec.RestartPolicy != api.RestartPolicyOnFailure &&
spec.Template.Spec.RestartPolicy != api.RestartPolicyNever {
allErrs = append(allErrs, field.NotSupported(fldPath.Child("template", "spec", "restartPolicy"),
spec.Template.Spec.RestartPolicy, []string{string(api.RestartPolicyOnFailure), string(api.RestartPolicyNever)}))
}
return allErrs
}
func ValidateThirdPartyResourceData(obj *extensions.ThirdPartyResourceData) field.ErrorList {
allErrs := field.ErrorList{}
if len(obj.Name) == 0 {
allErrs = append(allErrs, field.Required(field.NewPath("name"), ""))
}
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 `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)}))
}
return allErrs
}
func ValidateSubresourceReference(ref extensions.SubresourceReference, fldPath *field.Path) field.ErrorList {
allErrs := field.ErrorList{}
if len(ref.Kind) == 0 {
allErrs = append(allErrs, field.Required(fldPath.Child("kind"), ""))
} else if ok, msg := apivalidation.IsValidPathSegmentName(ref.Kind); !ok {
allErrs = append(allErrs, field.Invalid(fldPath.Child("kind"), ref.Kind, msg))
}
if len(ref.Name) == 0 {
allErrs = append(allErrs, field.Required(fldPath.Child("name"), ""))
} else if ok, msg := apivalidation.IsValidPathSegmentName(ref.Name); !ok {
allErrs = append(allErrs, field.Invalid(fldPath.Child("name"), ref.Name, msg))
}
if len(ref.Subresource) == 0 {
allErrs = append(allErrs, field.Required(fldPath.Child("subresource"), ""))
} else if ok, msg := apivalidation.IsValidPathSegmentName(ref.Subresource); !ok {
allErrs = append(allErrs, field.Invalid(fldPath.Child("subresource"), ref.Subresource, msg))
}
return allErrs
}
func validateClusterAutoscalerSpec(spec extensions.ClusterAutoscalerSpec, fldPath *field.Path) field.ErrorList {
allErrs := field.ErrorList{}
if spec.MinNodes < 0 {
allErrs = append(allErrs, field.Invalid(fldPath.Child("minNodes"), spec.MinNodes, "must be greater than or equal to 0"))
}
if spec.MaxNodes < spec.MinNodes {
allErrs = append(allErrs, field.Invalid(fldPath.Child("maxNodes"), spec.MaxNodes, "must be greater than or equal to `minNodes`"))
}
if len(spec.TargetUtilization) == 0 {
allErrs = append(allErrs, field.Required(fldPath.Child("targetUtilization"), ""))
}
for _, target := range spec.TargetUtilization {
if len(target.Resource) == 0 {
allErrs = append(allErrs, field.Required(fldPath.Child("targetUtilization", "resource"), ""))
}
if target.Value <= 0 {
allErrs = append(allErrs, field.Invalid(fldPath.Child("targetUtilization", "value"), target.Value, "must be greater than 0"))
}
if target.Value > 1 {
allErrs = append(allErrs, field.Invalid(fldPath.Child("targetUtilization", "value"), target.Value, "must be less than or equal to 1"))
}
}
return allErrs
}
func ValidateLabelSelectorRequirement(sr extensions.LabelSelectorRequirement, fldPath *field.Path) field.ErrorList {
allErrs := field.ErrorList{}
switch sr.Operator {
case extensions.LabelSelectorOpIn, extensions.LabelSelectorOpNotIn:
if len(sr.Values) == 0 {
allErrs = append(allErrs, field.Required(fldPath.Child("values"), "must be specified when `operator` is 'In' or 'NotIn'"))
}
case extensions.LabelSelectorOpExists, extensions.LabelSelectorOpDoesNotExist:
if len(sr.Values) > 0 {
allErrs = append(allErrs, field.Forbidden(fldPath.Child("values"), "may not be specified when `operator` is 'Exists' or 'DoesNotExist'"))
}
default:
allErrs = append(allErrs, field.Invalid(fldPath.Child("operator"), sr.Operator, "not a valid selector operator"))
}
allErrs = append(allErrs, apivalidation.ValidateLabelName(sr.Key, fldPath.Child("key"))...)
return allErrs
}
func validateIngressRules(IngressRules []extensions.IngressRule, fldPath *field.Path) field.ErrorList {
allErrs := field.ErrorList{}
if len(IngressRules) == 0 {
return append(allErrs, field.Required(fldPath, ""))
}
for i, ih := range IngressRules {
if len(ih.Host) > 0 {
// TODO: Ports and ips are allowed in the host part of a url
// according to RFC 3986, consider allowing them.
if valid, errMsg := apivalidation.NameIsDNSSubdomain(ih.Host, false); !valid {
allErrs = append(allErrs, field.Invalid(fldPath.Index(i).Child("host"), ih.Host, errMsg))
}
if isIP := (net.ParseIP(ih.Host) != nil); isIP {
allErrs = append(allErrs, field.Invalid(fldPath.Index(i).Child("host"), ih.Host, "must be a DNS name, not an IP address"))
}
}
allErrs = append(allErrs, validateIngressRuleValue(&ih.IngressRuleValue, fldPath.Index(0))...)
}
return allErrs
}
// validateIngressBackend tests if a given backend is valid.
func validateIngressBackend(backend *extensions.IngressBackend, fldPath *field.Path) field.ErrorList {
allErrs := field.ErrorList{}
// All backends must reference a single local service by name, and a single service port by name or number.
if len(backend.ServiceName) == 0 {
return append(allErrs, field.Required(fldPath.Child("serviceName"), ""))
} else if ok, errMsg := apivalidation.ValidateServiceName(backend.ServiceName, false); !ok {
allErrs = append(allErrs, field.Invalid(fldPath.Child("serviceName"), backend.ServiceName, errMsg))
}
if backend.ServicePort.Type == intstr.String {
if !validation.IsDNS1123Label(backend.ServicePort.StrVal) {
allErrs = append(allErrs, field.Invalid(fldPath.Child("servicePort"), backend.ServicePort.StrVal, apivalidation.DNS1123LabelErrorMsg))
}
if !validation.IsValidPortName(backend.ServicePort.StrVal) {
allErrs = append(allErrs, field.Invalid(fldPath.Child("servicePort"), backend.ServicePort.StrVal, apivalidation.PortNameErrorMsg))
}
} else if !validation.IsValidPortNum(backend.ServicePort.IntValue()) {
allErrs = append(allErrs, field.Invalid(fldPath.Child("servicePort"), backend.ServicePort, apivalidation.PortRangeErrorMsg))
}
return allErrs
}
