Golang validation.NewInvalidError函数代码示例

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 TestCheckInvalidErr(t *testing.T) {
	tests := []struct {
		err      error
		expected string
	}{
		{
			errors.NewInvalid("Invalid1", "invalidation", validation.ErrorList{validation.NewInvalidError(validation.NewFieldPath("field"), "single", "details")}),
			`Error from server: Invalid1 "invalidation" is invalid: field: invalid value 'single', Details: details`,
		},
		{
			errors.NewInvalid("Invalid2", "invalidation", validation.ErrorList{validation.NewInvalidError(validation.NewFieldPath("field1"), "multi1", "details"), validation.NewInvalidError(validation.NewFieldPath("field2"), "multi2", "details")}),
			`Error from server: Invalid2 "invalidation" is invalid: [field1: invalid value 'multi1', Details: details, field2: invalid value 'multi2', Details: details]`,
		},
		{
			errors.NewInvalid("Invalid3", "invalidation", validation.ErrorList{}),
			`Error from server: Invalid3 "invalidation" is invalid: <nil>`,
		},
	}

	var errReturned string
	errHandle := func(err string) {
		errReturned = err
	}

	for _, test := range tests {
		checkErr(test.err, errHandle)

		if errReturned != test.expected {
			t.Fatalf("Got: %s, expected: %s", errReturned, test.expected)
		}
	}
}

func ValidateClusterAutoscaler(autoscaler *extensions.ClusterAutoscaler) validation.ErrorList {
	allErrs := validation.ErrorList{}
	if autoscaler.Name != "ClusterAutoscaler" {
		allErrs = append(allErrs, validation.NewInvalidError("name", autoscaler.Name, `name must be ClusterAutoscaler`))
	}
	if autoscaler.Namespace != api.NamespaceDefault {
		allErrs = append(allErrs, validation.NewInvalidError("namespace", autoscaler.Namespace, `namespace must be default`))
	}
	allErrs = append(allErrs, validateClusterAutoscalerSpec(autoscaler.Spec)...)
	return allErrs
}

// ValidateEvent makes sure that the event makes sense.
func ValidateEvent(event *api.Event) validation.ErrorList {
	allErrs := validation.ErrorList{}
	// TODO: There is no namespace required for node.
	if event.InvolvedObject.Kind != "Node" &&
		event.Namespace != event.InvolvedObject.Namespace {
		allErrs = append(allErrs, validation.NewInvalidError("involvedObject.namespace", event.InvolvedObject.Namespace, "namespace does not match involvedObject"))
	}
	if !validation.IsDNS1123Subdomain(event.Namespace) {
		allErrs = append(allErrs, validation.NewInvalidError("namespace", event.Namespace, ""))
	}
	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 ValidateThirdPartyResourceData(obj *extensions.ThirdPartyResourceData) validation.ErrorList {
	allErrs := validation.ErrorList{}
	if len(obj.Name) == 0 {
		allErrs = append(allErrs, validation.NewInvalidError("name", obj.Name, "name must be non-empty"))
	}
	return allErrs
}

func ValidatePodSelectorRequirement(sr extensions.PodSelectorRequirement) validation.ErrorList {
	allErrs := validation.ErrorList{}
	switch sr.Operator {
	case extensions.PodSelectorOpIn, extensions.PodSelectorOpNotIn:
		if len(sr.Values) == 0 {
			allErrs = append(allErrs, validation.NewInvalidError("values", sr.Values, "must be non-empty when operator is In or NotIn"))
		}
	case extensions.PodSelectorOpExists, extensions.PodSelectorOpDoesNotExist:
		if len(sr.Values) > 0 {
			allErrs = append(allErrs, validation.NewInvalidError("values", sr.Values, "must be empty when operator is Exists or DoesNotExist"))
		}
	default:
		allErrs = append(allErrs, validation.NewInvalidError("operator", sr.Operator, "not a valid pod selector operator"))
	}
	allErrs = append(allErrs, apivalidation.ValidateLabelName(sr.Key, "key")...)
	return allErrs
}

func IsNotMoreThan100Percent(intOrStringValue intstr.IntOrString, fieldName string) validation.ErrorList {
	allErrs := validation.ErrorList{}
	value, isPercent := getPercentValue(intOrStringValue)
	if !isPercent || value <= 100 {
		return nil
	}
	allErrs = append(allErrs, validation.NewInvalidError(fieldName, intOrStringValue, "should not be more than 100%"))
	return allErrs
}

func ValidateScale(scale *extensions.Scale) validation.ErrorList {
	allErrs := validation.ErrorList{}
	allErrs = append(allErrs, apivalidation.ValidateObjectMeta(&scale.ObjectMeta, true, apivalidation.NameIsDNSSubdomain).Prefix("metadata")...)

	if scale.Spec.Replicas < 0 {
		allErrs = append(allErrs, validation.NewInvalidError("spec.replicas", scale.Spec.Replicas, "must be non-negative"))
	}

	return allErrs
}

func ValidatePositiveIntOrPercent(intOrPercent intstr.IntOrString, fieldName string) validation.ErrorList {
	allErrs := validation.ErrorList{}
	if intOrPercent.Type == intstr.String {
		if !validation.IsValidPercent(intOrPercent.StrVal) {
			allErrs = append(allErrs, validation.NewInvalidError(fieldName, intOrPercent, "value should be int(5) or percentage(5%)"))
		}
	} else if intOrPercent.Type == intstr.Int {
		allErrs = append(allErrs, apivalidation.ValidatePositiveField(int64(intOrPercent.IntVal), fieldName)...)
	}
	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
}

// ParseWatchResourceVersion takes a resource version argument and converts it to
// the etcd version we should pass to helper.Watch(). Because resourceVersion is
// an opaque value, the default watch behavior for non-zero watch is to watch
// the next value (if you pass "1", you will see updates from "2" onwards).
func ParseWatchResourceVersion(resourceVersion, kind string) (uint64, error) {
	if resourceVersion == "" || resourceVersion == "0" {
		return 0, nil
	}
	version, err := strconv.ParseUint(resourceVersion, 10, 64)
	if err != nil {
		// TODO: Does this need to be a ErrorList?  I can't convince myself it does.
		return 0, errors.NewInvalid(kind, "", utilvalidation.ErrorList{utilvalidation.NewInvalidError("resourceVersion", resourceVersion, err.Error())})
	}
	return version + 1, nil
}

// 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.IntVal) {
		allErrs = append(allErrs, validation.NewInvalidError("servicePort", backend.ServicePort, apivalidation.PortRangeErrorMsg))
	}
	return allErrs
}

func validateHorizontalPodAutoscalerSpec(autoscaler extensions.HorizontalPodAutoscalerSpec, fldPath *validation.FieldPath) validation.ErrorList {
	allErrs := validation.ErrorList{}
	if autoscaler.MinReplicas != nil && *autoscaler.MinReplicas < 1 {
		allErrs = append(allErrs, validation.NewInvalidError(fldPath.Child("minReplicas"), autoscaler.MinReplicas, `must be greater than or equal to 1`))
	}
	if autoscaler.MaxReplicas < 1 {
		allErrs = append(allErrs, validation.NewInvalidError(fldPath.Child("maxReplicas"), autoscaler.MaxReplicas, `must be greater than or equal to 1`))
	}
	if autoscaler.MinReplicas != nil && autoscaler.MaxReplicas < *autoscaler.MinReplicas {
		allErrs = append(allErrs, validation.NewInvalidError(fldPath.Child("maxReplicas"), autoscaler.MaxReplicas, `must be greater than or equal to minReplicas`))
	}
	if autoscaler.CPUUtilization != nil && autoscaler.CPUUtilization.TargetPercentage < 1 {
		allErrs = append(allErrs, validation.NewInvalidError(fldPath.Child("cpuUtilization", "targetPercentage"), autoscaler.CPUUtilization.TargetPercentage, `must be greater than or equal to 1`))
	}
	if refErrs := ValidateSubresourceReference(autoscaler.ScaleRef, fldPath.Child("scaleRef")); len(refErrs) > 0 {
		allErrs = append(allErrs, refErrs...)
	} else if autoscaler.ScaleRef.Subresource != "scale" {
		allErrs = append(allErrs, validation.NewNotSupportedError(fldPath.Child("scaleRef", "subresource"), autoscaler.ScaleRef.Subresource, []string{"scale"}))
	}
	return allErrs
}