commands/create: Remove func validateSwarmDiscovery

Author: rajivr

commands/create.go

@@ -6,7 +6,6 @@ import (
 	"fmt"
 	"os"
 	"path/filepath"
-	"regexp"
 	"sort"
 	"strings"
 
@@ -59,10 +58,6 @@ func cmdCreateInner(c CommandLine, api libmachine.API) error {
 		return fmt.Errorf("Error creating machine: %s", mcnerror.ErrInvalidHostname)
 	}
 
-	if err := validateSwarmDiscovery(c.String("swarm-discovery")); err != nil {
-		return fmt.Errorf("Error parsing swarm discovery: %s", err)
-	}
-
 	// TODO: Fix hacky JSON solution
 	rawDriver, err := json.Marshal(&drivers.BaseDriver{
 		MachineName: name,
@@ -332,23 +327,6 @@ func addDriverFlagsToCommand(cliFlags []cli.Flag, cmd *cli.Command) *cli.Command
 	return cmd
 }
 
-func validateSwarmDiscovery(discovery string) error {
-	if discovery == "" {
-		return nil
-	}
-
-	matched, err := regexp.MatchString(`[^:]*://.*`, discovery)
-	if err != nil {
-		return err
-	}
-
-	if matched {
-		return nil
-	}
-
-	return fmt.Errorf("Swarm Discovery URL was in the wrong format: %s", discovery)
-}
-
 func tlsPath(c CommandLine, flag string, defaultName string) string {
 	path := c.GlobalString(flag)
 	if path != "" {