Golang ValidationErrorList.Prefix方法代码示例

// Process transforms Template object into List object. It generates
// Parameter values using the defined set of generators first, and then it
// substitutes all Parameter expression occurrences with their corresponding
// values (currently in the containers' Environment variables only).
func (p *Processor) Process(template *api.Template) fielderrors.ValidationErrorList {
	templateErrors := fielderrors.ValidationErrorList{}

	if err := p.GenerateParameterValues(template); err != nil {
		return append(templateErrors.Prefix("Template"), fielderrors.NewFieldInvalid("parameters", err, "failure to generate parameter value"))
	}

	for i, item := range template.Objects {
		if obj, ok := item.(*runtime.Unknown); ok {
			// TODO: use runtime.DecodeList when it returns ValidationErrorList
			obj, err := runtime.UnstructuredJSONScheme.Decode(obj.RawJSON)
			if err != nil {
				util.ReportError(&templateErrors, i, *fielderrors.NewFieldInvalid("objects", err, "unable to handle object"))
				continue
			}
			item = obj
		}

		newItem, err := p.SubstituteParameters(template.Parameters, item)
		if err != nil {
			util.ReportError(&templateErrors, i, *fielderrors.NewFieldInvalid("parameters", template.Parameters, err.Error()))
		}
		stripNamespace(newItem)
		if err := util.AddObjectLabels(newItem, template.ObjectLabels); err != nil {
			util.ReportError(&templateErrors, i, *fielderrors.NewFieldInvalid("labels", err, "label could not be applied"))
		}
		template.Objects[i] = newItem
	}

	return templateErrors
}

// Process transforms Template object into List object. It generates
// Parameter values using the defined set of generators first, and then it
// substitutes all Parameter expression occurrences with their corresponding
// values (currently in the containers' Environment variables only).
func (p *Processor) Process(template *api.Template) fielderrors.ValidationErrorList {
	templateErrors := fielderrors.ValidationErrorList{}

	if err, badParam := p.GenerateParameterValues(template); err != nil {
		return append(templateErrors.Prefix("Template"), fielderrors.NewFieldInvalid("parameters", *badParam, err.Error()))
	}

	for i, item := range template.Objects {
		if obj, ok := item.(*runtime.Unknown); ok {
			// TODO: use runtime.DecodeList when it returns ValidationErrorList
			decodedObj, err := runtime.UnstructuredJSONScheme.Decode(obj.RawJSON)
			if err != nil {
				util.ReportError(&templateErrors, i, *fielderrors.NewFieldInvalid("objects", obj, "unable to handle object"))
				continue
			}
			item = decodedObj
		}

		newItem, err := p.SubstituteParameters(template.Parameters, item)
		if err != nil {
			util.ReportError(&templateErrors, i, *fielderrors.NewFieldInvalid("parameters", template.Parameters, err.Error()))
		}
		// If an object definition's metadata includes a namespace field, the field will be stripped out of
		// the definition during template instantiation.  This is necessary because all objects created during
		// instantiation are placed into the target namespace, so it would be invalid for the object to declare
		//a different namespace.
		stripNamespace(newItem)
		if err := util.AddObjectLabels(newItem, template.ObjectLabels); err != nil {
			util.ReportError(&templateErrors, i, *fielderrors.NewFieldInvalid("labels", err, "label could not be applied"))
		}
		template.Objects[i] = newItem
	}

	return templateErrors
}

func ValidateImageStreamImport(isi *api.ImageStreamImport) fielderrors.ValidationErrorList {
	errs := fielderrors.ValidationErrorList{}
	for i, spec := range isi.Spec.Images {
		from := spec.From
		switch from.Kind {
		case "DockerImage":
			if spec.To != nil && len(spec.To.Name) == 0 {
				errs = append(errs, fielderrors.ValidationErrorList{fielderrors.NewFieldInvalid("to.name", spec.To.Name, "the name of the target tag must be specified")}.PrefixIndex(i)...)
			}
			if len(spec.From.Name) == 0 {
				errs = append(errs, fielderrors.ValidationErrorList{fielderrors.NewFieldRequired("from.name")}.PrefixIndex(i)...)
			} else {
				if _, err := api.ParseDockerImageReference(spec.From.Name); err != nil {
					errs = append(errs, fielderrors.ValidationErrorList{fielderrors.NewFieldInvalid("from.name", spec.From.Name, err.Error())}.PrefixIndex(i)...)
				}
			}
		default:
			errs = append(errs, fielderrors.ValidationErrorList{fielderrors.NewFieldInvalid("from.kind", from.Kind, "only DockerImage is supported")}.PrefixIndex(i)...)
		}
	}
	errs = errs.Prefix("spec.images")

	if spec := isi.Spec.Repository; spec != nil {
		from := spec.From
		switch from.Kind {
		case "DockerImage":
			if len(spec.From.Name) == 0 {
				errs = append(errs, fielderrors.NewFieldRequired("spec.repository.from.name"))
			} else {
				if _, err := api.ParseDockerImageReference(spec.From.Name); err != nil {
					errs = append(errs, fielderrors.NewFieldInvalid("spec.repository.from.name", spec.From.Name, err.Error()))
				}
			}
		default:
			errs = append(errs, fielderrors.NewFieldInvalid("spec.repository.from.kind", from.Kind, "only DockerImage is supported"))
		}
	}
	if len(isi.Spec.Images) == 0 && isi.Spec.Repository == nil {
		errs = append(errs, fielderrors.NewFieldInvalid("spec.images", nil, "you must specify at least one image or a repository import"))
	}

	errs = append(errs, validation.ValidateObjectMeta(&isi.ObjectMeta, true, ValidateImageStreamName).Prefix("metadata")...)
	return errs
}