cmd/frostfs-adm/internal/modules/root.go

@@ -45,7 +45,7 @@ func init() {
 	rootCmd.AddCommand(storagecfg.RootCmd)
 
 	rootCmd.AddCommand(autocomplete.Command("frostfs-adm"))
-	rootCmd.AddCommand(gendoc.Command(rootCmd))
+	rootCmd.AddCommand(gendoc.Command(rootCmd, gendoc.Options{}))
 }
 
 func Execute() error {

cmd/frostfs-cli/modules/root.go

@@ -85,7 +85,7 @@ func init() {
 	rootCmd.AddCommand(objectCli.Cmd)
 	rootCmd.AddCommand(containerCli.Cmd)
 	rootCmd.AddCommand(tree.Cmd)
-	rootCmd.AddCommand(gendoc.Command(rootCmd))
+	rootCmd.AddCommand(gendoc.Command(rootCmd, gendoc.Options{}))
 }
 
 func entryPoint(cmd *cobra.Command, _ []string) {

cmd/frostfs-lens/root.go

@@ -38,7 +38,7 @@ func init() {
 		blobovnicza.Root,
 		meta.Root,
 		writecache.Root,
-		gendoc.Command(command),
+		gendoc.Command(command, gendoc.Options{}),
 	)
 }
 

debian/rules

@@ -12,8 +12,8 @@ override_dh_auto_install:
 	echo $(DEB_BUILD_OPTIONS)
 	dh_auto_install
 
-	bin/frostfs-adm gendoc -t man man/
-	bin/frostfs-cli gendoc -t man man/
+	bin/frostfs-adm gendoc --type man man/
+	bin/frostfs-cli gendoc --type man man/
 
 	bin/frostfs-adm completion bash > debian/frostfs-adm.bash-completion
 	bin/frostfs-cli completion bash > debian/frostfs-cli.bash-completion

pkg/util/gendoc/gendoc.go

@@ -7,6 +7,7 @@ import (
 	"path/filepath"
 	"strings"
 	"text/template"
+	"time"
 
 	"github.com/spf13/cobra"
 	"github.com/spf13/cobra/doc"
@@ -23,8 +24,48 @@ const (
 	extensionFlag = "extension"
 )
 
+// Options for doc generation.
+type Options struct {
+	// Parameters for man generation. By default use (1) section and `FrostFS` source.
+	ManHeader *doc.GenManHeader
+	// TypeFlag is the flag to use for type, without leading `--`.
+	// Do not use unless really necessary.
+	// Default: `type`.
+	TypeFlag string
+	// DepthFlag is the flag to use for depth, without leading `--`.
+	// Do not use unless really necessary.
+	// Default: `depth`.
+	DepthFlag string
+	// ExtensionFlag is the flag to use for extension, without leading `--`.
+	// Do not use unless really necessary.
+	// Default: `extension`.
+	ExtensionFlag string
+}
+
+func (o *Options) fillDefaults() {
+	if o.ManHeader == nil {
+		now := time.Now()
+		o.ManHeader = &doc.GenManHeader{
+			Section: "1",
+			Source:  "FrostFS",
+			Date:    &now,
+		}
+	}
+	if o.TypeFlag == "" {
+		o.TypeFlag = gendocTypeFlag
+	}
+	if o.DepthFlag == "" {
+		o.DepthFlag = depthFlag
+	}
+	if o.ExtensionFlag == "" {
+		o.ExtensionFlag = extensionFlag
+	}
+}
+
 // Command returns command which generates user documentation for the argument.
-func Command(rootCmd *cobra.Command) *cobra.Command {
+func Command(rootCmd *cobra.Command, opts Options) *cobra.Command {
+	opts.fillDefaults()
+
 	gendocCmd := &cobra.Command{
 		Use:   "gendoc <dir>",
 		Short: "Generate documentation for this command",
@@ -65,11 +106,7 @@ In this case there is a number of helper functions which can be used:
 			case gendocMarkdown:
 				return doc.GenMarkdownTree(rootCmd, args[0])
 			case gendocMan:
-				hdr := &doc.GenManHeader{
-					Section: "1",
-					Source:  "NSPCC & Morphbits",
-				}
-				return doc.GenManTree(rootCmd, hdr, args[0])
+				return doc.GenManTree(rootCmd, opts.ManHeader, args[0])
 			default:
 				return errors.New("type must be 'md' or 'man'")
 			}
@@ -77,9 +114,9 @@ In this case there is a number of helper functions which can be used:
 	}
 
 	ff := gendocCmd.Flags()
-	ff.StringP(gendocTypeFlag, "t", gendocMarkdown, "Type for the documentation ('md' or 'man')")
-	ff.Int(depthFlag, 1, "If template is specified, unify all commands starting from depth in a single file. Default: 1.")
-	ff.StringP(extensionFlag, "e", "", "If the template is specified, string to append to the output file names")
+	ff.String(opts.TypeFlag, gendocMarkdown, "Type for the documentation ('md' or 'man')")
+	ff.Int(opts.DepthFlag, 1, "If template is specified, unify all commands starting from depth in a single file. Default: 1.")
+	ff.String(opts.ExtensionFlag, "", "If the template is specified, string to append to the output file names")
 	return gendocCmd
 }