Move configuration work to library

Signed-off-by: jcsiadal <jeremy.c.siadal@intel.com>

internal/app/wwctl/configure/ssh/root.go

@@ -5,18 +5,18 @@ import "github.com/spf13/cobra"
 var (
 	baseCmd = &cobra.Command{
 		DisableFlagsInUseLine: true,
-		Use:   "ssh [OPTIONS]",
-		Short: "Manage and initialize SSH",
+		Use:                   "ssh [OPTIONS]",
+		Short:                 "Manage and initialize SSH",
 		Long: "SSH is an optionally dependent service for Warewulf, this tool will automatically\n" +
 			"setup the ssh keys nodes using the 'default' system overlay as well as user owned\n" +
 			"keys.",
 		RunE: CobraRunE,
 	}
-	SetShow bool
+	setShow bool
 )
 
 func init() {
-	baseCmd.PersistentFlags().BoolVarP(&SetShow, "show", "s", false, "Show configuration (don't update)")
+	baseCmd.PersistentFlags().BoolVarP(&setShow, "show", "s", false, "Show configuration (don't update)")
 }
 
 // GetRootCommand returns the root cobra.Command for the application.