started to implement the key generator

main.go

@@ -2,8 +2,33 @@ package main
 
 import (
 	"fmt"
+	"github.com/codegangsta/cli"
+	"os"
 )
 
+const VERSION = "0.0.1"
+
+var createKeyCommand = cli.Command{
+	Name:  "createkey",
+	Usage: "create a pair of public/private key",
+	Flags: []cli.Flag{
+		cli.IntFlag{Name: "size, s", Value: 2048, Usage: "key size in bits"},
+		cli.StringFlag{Name: "password, p", Value: "", Usage: "password to access the private key"},
+	},
+	Action: func(c *cli.Context) {
+		keyGenerator := new(KeyGenerator)
+		keyGenerator.CreateNewKey(c.Int("size"), c.String("password"))
+	},
+}
+
 func main() {
-	fmt.Println("hello world")
+	app := cli.NewApp()
+	app.Name = "ecrypto"
+	app.Usage = "encrypt files"
+	app.Commands = []cli.Command{
+		createKeyCommand,
+	}
+
+	fmt.Println(os.Args)
+	app.Run(os.Args)
 }