func RunDescribe(f *cmdutil.Factory, out io.Writer, cmd *cobra.Command, args []string, options *DescribeOptions, describerSettings *kubectl.DescriberSettings) error { selector := cmdutil.GetFlagString(cmd, "selector") cmdNamespace, enforceNamespace, err := f.DefaultNamespace() if err != nil { return err } if len(args) == 0 && len(options.Filenames) == 0 { fmt.Fprint(out, "You must specify the type of resource to describe. ", valid_resources) return cmdutil.UsageError(cmd, "Required resource not specified.") } mapper, typer := f.Object(cmdutil.GetIncludeThirdPartyAPIs(cmd)) r := resource.NewBuilder(mapper, typer, resource.ClientMapperFunc(f.ClientForMapping), f.Decoder(true)). ContinueOnError(). NamespaceParam(cmdNamespace).DefaultNamespace(). FilenameParam(enforceNamespace, options.Recursive, options.Filenames...). SelectorParam(selector). ResourceTypeOrNameArgs(true, args...). Flatten(). Do() err = r.Err() if err != nil { return err } allErrs := []error{} infos, err := r.Infos() if err != nil { if apierrors.IsNotFound(err) && len(args) == 2 { return DescribeMatchingResources(mapper, typer, f, cmdNamespace, args[0], args[1], describerSettings, out, err) } allErrs = append(allErrs, err) } first := true for _, info := range infos { mapping := info.ResourceMapping() describer, err := f.Describer(mapping) if err != nil { allErrs = append(allErrs, err) continue } s, err := describer.Describe(info.Namespace, info.Name, *describerSettings) if err != nil { allErrs = append(allErrs, err) continue } if first { first = false } else { fmt.Fprintf(out, "\n\n") } fmt.Fprint(out, s) } return utilerrors.NewAggregate(allErrs) }
func RunDescribe(f *cmdutil.Factory, out io.Writer, cmd *cobra.Command, args []string) error { selector := cmdutil.GetFlagString(cmd, "selector") cmdNamespace, enforceNamespace, err := f.DefaultNamespace() if err != nil { return err } filenames := cmdutil.GetFlagStringSlice(cmd, "filename") if len(args) == 0 && len(filenames) == 0 { fmt.Fprint(out, "You must specify the type of resource to describe. ", valid_resources) return cmdutil.UsageError(cmd, "Required resource not specified.") } mapper, typer := f.Object() r := resource.NewBuilder(mapper, typer, f.ClientMapperForCommand()). ContinueOnError(). NamespaceParam(cmdNamespace).DefaultNamespace(). FilenameParam(enforceNamespace, filenames...). SelectorParam(selector). ResourceTypeOrNameArgs(true, args...). Flatten(). Do() err = r.Err() if err != nil { return err } allErrs := []error{} infos, err := r.Infos() if err != nil { if apierrors.IsNotFound(err) && len(args) == 2 { return DescribeMatchingResources(mapper, typer, f, cmdNamespace, args[0], args[1], out, err) } allErrs = append(allErrs, err) } for _, info := range infos { mapping := info.ResourceMapping() describer, err := f.Describer(mapping) if err != nil { allErrs = append(allErrs, err) continue } s, err := describer.Describe(info.Namespace, info.Name) if err != nil { allErrs = append(allErrs, err) continue } fmt.Fprintf(out, "%s\n\n", s) } return errors.NewAggregate(allErrs) }
func DescribeMatchingResources(mapper meta.RESTMapper, typer runtime.ObjectTyper, f *cmdutil.Factory, namespace, rsrc, prefix string, describerSettings *kubectl.DescriberSettings, out io.Writer, originalError error) error { r := resource.NewBuilder(mapper, typer, resource.ClientMapperFunc(f.ClientForMapping), f.Decoder(true)). NamespaceParam(namespace).DefaultNamespace(). ResourceTypeOrNameArgs(true, rsrc). SingleResourceType(). Flatten(). Do() mapping, err := r.ResourceMapping() if err != nil { return err } describer, err := f.Describer(mapping) if err != nil { return err } infos, err := r.Infos() if err != nil { return err } isFound := false for ix := range infos { info := infos[ix] if strings.HasPrefix(info.Name, prefix) { isFound = true s, err := describer.Describe(info.Namespace, info.Name, *describerSettings) if err != nil { return err } fmt.Fprintf(out, "%s\n", s) } } if !isFound { return originalError } return nil }