func validateHTTPIngressRuleValue(httpIngressRuleValue *extensions.HTTPIngressRuleValue) validation.ErrorList { allErrs := validation.ErrorList{} if len(httpIngressRuleValue.Paths) == 0 { allErrs = append(allErrs, validation.NewRequiredError("paths")) } for _, rule := range httpIngressRuleValue.Paths { if len(rule.Path) > 0 { if !strings.HasPrefix(rule.Path, "/") { allErrs = append(allErrs, validation.NewInvalidError("path", rule.Path, "path must begin with /")) } // 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, validation.NewInvalidError("path", rule.Path, "httpIngressRuleValue.path must be a valid regex.")) } } allErrs = append(allErrs, validateIngressBackend(&rule.Backend).Prefix("backend")...) } 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 }
// 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 ValidateSubresourceReference(ref extensions.SubresourceReference) validation.ErrorList { allErrs := validation.ErrorList{} if len(ref.Kind) == 0 { allErrs = append(allErrs, validation.NewRequiredError("kind")) } else if ok, msg := apivalidation.IsValidPathSegmentName(ref.Kind); !ok { allErrs = append(allErrs, validation.NewInvalidError("kind", ref.Kind, msg)) } if len(ref.Name) == 0 { allErrs = append(allErrs, validation.NewRequiredError("name")) } else if ok, msg := apivalidation.IsValidPathSegmentName(ref.Name); !ok { allErrs = append(allErrs, validation.NewInvalidError("name", ref.Name, msg)) } if len(ref.Subresource) == 0 { allErrs = append(allErrs, validation.NewRequiredError("subresource")) } else if ok, msg := apivalidation.IsValidPathSegmentName(ref.Subresource); !ok { allErrs = append(allErrs, validation.NewInvalidError("subresource", ref.Subresource, msg)) } return allErrs }
func validateClusterAutoscalerSpec(spec extensions.ClusterAutoscalerSpec) validation.ErrorList { allErrs := validation.ErrorList{} if spec.MinNodes < 0 { allErrs = append(allErrs, validation.NewInvalidError("minNodes", spec.MinNodes, `must be non-negative`)) } if spec.MaxNodes < spec.MinNodes { allErrs = append(allErrs, validation.NewInvalidError("maxNodes", spec.MaxNodes, `must be bigger or equal to minNodes`)) } if len(spec.TargetUtilization) == 0 { allErrs = append(allErrs, validation.NewRequiredError("targetUtilization")) } for _, target := range spec.TargetUtilization { if len(target.Resource) == 0 { allErrs = append(allErrs, validation.NewRequiredError("targetUtilization.resource")) } if target.Value <= 0 { allErrs = append(allErrs, validation.NewInvalidError("targetUtilization.value", target.Value, "must be greater than 0")) } if target.Value > 1 { allErrs = append(allErrs, validation.NewInvalidError("targetUtilization.value", target.Value, "must be less or equal 1")) } } return allErrs }
func validateIngressRules(IngressRules []extensions.IngressRule) validation.ErrorList { allErrs := validation.ErrorList{} if len(IngressRules) == 0 { return append(allErrs, validation.NewRequiredError("IngressRules")) } for _, 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, validation.NewInvalidError("host", ih.Host, errMsg)) } if isIP := (net.ParseIP(ih.Host) != nil); isIP { allErrs = append(allErrs, validation.NewInvalidError("host", ih.Host, "Host must be a DNS name, not ip address")) } } allErrs = append(allErrs, validateIngressRuleValue(&ih.IngressRuleValue).Prefix("ingressRule")...) } return allErrs }
// validateIngressBackend tests if a given backend is valid. func validateIngressBackend(backend *extensions.IngressBackend) validation.ErrorList { allErrs := validation.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, validation.NewRequiredError("serviceName")) } else if ok, errMsg := apivalidation.ValidateServiceName(backend.ServiceName, false); !ok { allErrs = append(allErrs, validation.NewInvalidError("serviceName", backend.ServiceName, errMsg)) } if backend.ServicePort.Type == intstr.String { if !validation.IsDNS1123Label(backend.ServicePort.StrVal) { allErrs = append(allErrs, validation.NewInvalidError("servicePort", backend.ServicePort.StrVal, apivalidation.DNS1123LabelErrorMsg)) } if !validation.IsValidPortName(backend.ServicePort.StrVal) { allErrs = append(allErrs, validation.NewInvalidError("servicePort", backend.ServicePort.StrVal, apivalidation.PortNameErrorMsg)) } } else if !validation.IsValidPortNum(backend.ServicePort.IntValue()) { allErrs = append(allErrs, validation.NewInvalidError("servicePort", backend.ServicePort, apivalidation.PortRangeErrorMsg)) } return allErrs }