Display fs in nomad help and list the subcommands when called

command/fs.go

@@ -0,0 +1,19 @@
+package command
+
+import "github.com/mitchellh/cli"
+
+type FSCommand struct {
+	Meta
+}
+
+func (f *FSCommand) Help() string {
+	return "This command is accessed by using one of the subcommands below."
+}
+
+func (f *FSCommand) Synopsis() string {
+	return "Inspect the contents of an allocation directory"
+}
+
+func (f *FSCommand) Run(args []string) int {
+	return cli.RunResultHelp
+}

command/fs_cat.go

@@ -29,7 +29,7 @@ func (f *FSCatCommand) Help() string {
 }
 
 func (f *FSCatCommand) Synopsis() string {
-	return "displays a file at a given location"
+	return "Cat a file in an allocation directory"
 }
 
 func (f *FSCatCommand) Run(args []string) int {

command/fs_ls.go

@@ -28,7 +28,7 @@ Usage: nomad fs ls <alloc-id> <path>
 }
 
 func (f *FSListCommand) Synopsis() string {
-	return "Lists list of files of an allocation directory"
+	return "List files in an allocation directory"
 }
 
 func (f *FSListCommand) Run(args []string) int {

command/fs_stat.go

@@ -27,7 +27,7 @@ Usage: nomad fs stat <alloc-id> <path>
 }
 
 func (f *FSStatCommand) Synopsis() string {
-	return "Stats an entry in an allocation directory"
+	return "Stat an entry in an allocation directory"
 }
 
 func (f *FSStatCommand) Run(args []string) int {

commands.go

@@ -57,6 +57,11 @@ func Commands(metaPtr *command.Meta) map[string]cli.CommandFactory {
 				Meta: meta,
 			}, nil
 		},
+		"fs": func() (cli.Command, error) {
+			return &command.FSCommand{
+				Meta: meta,
+			}, nil
+		},
 		"fs ls": func() (cli.Command, error) {
 			return &command.FSListCommand{
 				Meta: meta,