Clean up show and add safe copy

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

internal/pkg/configure/common.go

@@ -6,27 +6,39 @@ import (
 	"github.com/pkg/errors"
 )
 
-func Configure(s string, v bool) error {
-	if !v {
+func Configure(serv string, show bool) error {
+	if !show {
 		fmt.Printf("################################################################################\n")
-		fmt.Printf("Configuring: %s\n", s)
+		fmt.Printf("Configuring: %s\n", serv)
 	}
 
 	var err error
-	switch s {
+	switch serv {
 	case "DHCP":
-		err = configureDHCP(v)
+		err = configureDHCP(show)
 	case "hosts":
-		err = configureHosts(v)
+		err = configureHosts(show)
 	case "NFS":
-		err = configureNFS(v)
+		if !show {
+			err = configureNFS()
+		} else {
+			showNFS()
+		}
 	case "SSH":
-		err = configureSSH(v)
+		if !show {
+			err = configureSSH()
+		} else {
+			fmt.Printf("'ssh -s' is not yet implemented.\n")
+		}
 	case "TFTP":
-		err = configureTFTP(v)
+		if !show {
+			err = configureTFTP()
+		} else {
+			fmt.Printf("'tftp -s' is not yet implemented.\n")
+		}
 	}
 	if err != nil {
-		return errors.Wrap(err, "Failed to configure "+s)
+		return errors.Wrap(err, "Failed to execute configure on "+serv)
 	}
 	return nil
 }