Added some global flags to specify LDAP host and port to connect to

cmd/root.go

@@ -7,6 +7,18 @@ import (
 	"github.com/spf13/cobra"
 )
 
+var (
+	flagHost string
+	flagPort int
+)
+
+func init() {
+	// define global CLI flags
+	rootCmd.PersistentFlags().StringVarP(&flagHost, "host", "H", "ldap.example.com", "LDAP host to perform operations on")
+	rootCmd.PersistentFlags().IntVarP(&flagPort, "port", "p", 389, "TCP port that the LDAP host is listening on")
+}
+
+// define root command
 var rootCmd = &cobra.Command{
 	Use:   "muldap",
 	Short: "muldap is Metaunix.net's LDAP management tool",
@@ -16,6 +28,7 @@ var rootCmd = &cobra.Command{
 	},
 }
 
+// start CLI app
 func Execute() {
 	if err := rootCmd.Execute(); err != nil {
 		fmt.Println(err)

cmd/search.go

@@ -31,7 +31,7 @@ var searchCmd = &cobra.Command{
 	Long:  `Perform an LDAP search operation on an LDAP directory`,
 	Run: func(cmd *cobra.Command, args []string) {
 		// create new LDAP connection
-		l, err := ldap.Dial("tcp", fmt.Sprintf("%s:%d", "ldap.example.com", 389))
+		l, err := ldap.Dial("tcp", fmt.Sprintf("%s:%d", flagHost, flagPort))
 		if err != nil {
 			log.Fatal(err)
 		}