rebased for the use without NodeInfo

make fanout configureable via commanline

Signed-off-by: Christian Goll <cgoll@suse.com>

internal/app/wwctl/power/soft/root.go

@@ -7,6 +7,7 @@ import (
 
 type variables struct {
 	Showcmd bool
+	Fanout  int
 }
 
 // GetRootCommand returns the root cobra.Command for the application.
@@ -16,7 +17,7 @@ func GetCommand() *cobra.Command {
 		DisableFlagsInUseLine: true,
 		Use:                   "soft",
 		Short:                 "Gracefully shuts down the given node(s)",
-		Long:                  "This command uses the operationg system to shut down the set of nodes specified by PATTERN.",
+		Long:                  "This command uses the operating system to shut down the set of nodes specified by PATTERN.",
 		RunE:                  CobraRunE(&vars),
 		ValidArgsFunction: func(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
 			if len(args) != 0 {
@@ -33,5 +34,6 @@ func GetCommand() *cobra.Command {
 		},
 	}
 	powerCmd.PersistentFlags().BoolVarP(&vars.Showcmd, "show", "s", false, "only show command which will be executed")
+	powerCmd.PersistentFlags().IntVar(&vars.Fanout, "fanout", 50, "how many command should be executed in parallel")
 	return powerCmd
 }