Golang validation.NewRequiredError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 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
}

// Create ensures a pod is bound to a specific host.
func (r *BindingREST) Create(ctx api.Context, obj runtime.Object) (out runtime.Object, err error) {
	binding := obj.(*api.Binding)
	// TODO: move me to a binding strategy
	if len(binding.Target.Kind) != 0 && binding.Target.Kind != "Node" {
		return nil, errors.NewInvalid("binding", binding.Name, validation.ErrorList{validation.NewInvalidError("to.kind", binding.Target.Kind, "must be empty or 'Node'")})
	}
	if len(binding.Target.Name) == 0 {
		return nil, errors.NewInvalid("binding", binding.Name, validation.ErrorList{validation.NewRequiredError("to.name")})
	}
	err = r.assignPod(ctx, binding.Name, binding.Target.Name, binding.Annotations)
	out = &unversioned.Status{Status: unversioned.StatusSuccess}
	return
}

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

func TestNewInvalid(t *testing.T) {
	testCases := []struct {
		Err     *validation.Error
		Details *unversioned.StatusDetails
	}{
		{
			validation.NewDuplicateError("field[0].name", "bar"),
			&unversioned.StatusDetails{
				Kind: "kind",
				Name: "name",
				Causes: []unversioned.StatusCause{{
					Type:  unversioned.CauseTypeFieldValueDuplicate,
					Field: "field[0].name",
				}},
			},
		},
		{
			validation.NewInvalidError("field[0].name", "bar", "detail"),
			&unversioned.StatusDetails{
				Kind: "kind",
				Name: "name",
				Causes: []unversioned.StatusCause{{
					Type:  unversioned.CauseTypeFieldValueInvalid,
					Field: "field[0].name",
				}},
			},
		},
		{
			validation.NewNotFoundError("field[0].name", "bar"),
			&unversioned.StatusDetails{
				Kind: "kind",
				Name: "name",
				Causes: []unversioned.StatusCause{{
					Type:  unversioned.CauseTypeFieldValueNotFound,
					Field: "field[0].name",
				}},
			},
		},
		{
			validation.NewNotSupportedError("field[0].name", "bar", nil),
			&unversioned.StatusDetails{
				Kind: "kind",
				Name: "name",
				Causes: []unversioned.StatusCause{{
					Type:  unversioned.CauseTypeFieldValueNotSupported,
					Field: "field[0].name",
				}},
			},
		},
		{
			validation.NewRequiredError("field[0].name"),
			&unversioned.StatusDetails{
				Kind: "kind",
				Name: "name",
				Causes: []unversioned.StatusCause{{
					Type:  unversioned.CauseTypeFieldValueRequired,
					Field: "field[0].name",
				}},
			},
		},
	}
	for i, testCase := range testCases {
		vErr, expected := testCase.Err, testCase.Details
		expected.Causes[0].Message = vErr.ErrorBody()
		err := NewInvalid("kind", "name", validation.ErrorList{vErr})
		status := err.(*StatusError).ErrStatus
		if status.Code != 422 || status.Reason != unversioned.StatusReasonInvalid {
			t.Errorf("%d: unexpected status: %#v", i, status)
		}
		if !reflect.DeepEqual(expected, status.Details) {
			t.Errorf("%d: expected %#v, got %#v", i, expected, status.Details)
		}
	}
}