yeah i should have done this before, i know

core/banner.go

@@ -0,0 +1,8 @@
+package core
+
+const (
+	Name    = "bettercap"
+	Version = "2.0.0a"
+	Author  = "Simone 'evilsocket' Margaritelli"
+	Website = "https://bettercap.org/"
+)

core/build.go

@@ -0,0 +1,4 @@
+package core
+const (
+  BuildDate = "2017-11-16 19:24"
+)

core/core.go

@@ -0,0 +1,25 @@
+package core
+
+import (
+	"github.com/op/go-logging"
+	"os/exec"
+	"strings"
+)
+
+var log = logging.MustGetLogger("mitm")
+
+func Exec(executable string, args []string) (string, error) {
+	path, err := exec.LookPath(executable)
+	if err != nil {
+		return "", err
+	}
+
+	log.Debugf(DIM+"Exec( '%s %s' )"+RESET+"\n", path, strings.Join(args, " "))
+	raw, err := exec.Command(path, args...).CombinedOutput()
+	if err != nil {
+		log.Errorf("  err=%s out='%s'\n", err, raw)
+		return "", err
+	} else {
+		return strings.Trim(string(raw), "\r\n\t "), nil
+	}
+}

core/options.go

@@ -0,0 +1,25 @@
+package core
+
+import "flag"
+
+type Options struct {
+	InterfaceName *string
+	Caplet        *string
+	Debug         *bool
+	Silent        *bool
+	NoHistory     *bool
+}
+
+func ParseOptions() (Options, error) {
+	o := Options{
+		InterfaceName: flag.String("iface", "", "Network interface to bind to."),
+		Caplet:        flag.String("caplet", "", "Read commands from this file instead of goin into interactive mode."),
+		Debug:         flag.Bool("debug", false, "Print debug messages."),
+		Silent:        flag.Bool("silent", false, "Suppress all logs which are not errors."),
+		NoHistory:     flag.Bool("no-history", false, "Disable history file."),
+	}
+
+	flag.Parse()
+
+	return o, nil
+}

core/swag.go

@@ -0,0 +1,36 @@
+package core
+
+// https://misc.flogisoft.com/bash/tip_colors_and_formatting
+const (
+	BOLD = "\033[1m"
+	DIM  = "\033[2m"
+
+	RED    = "\033[31m"
+	GREEN  = "\033[32m"
+	YELLOW = "\033[33m"
+
+	RESET = "\033[0m"
+)
+
+const ON = GREEN + "✔" + RESET
+const OFF = RED + "✘" + RESET
+
+func Bold(s string) string {
+	return BOLD + s + RESET
+}
+
+func Dim(s string) string {
+	return DIM + s + RESET
+}
+
+func Red(s string) string {
+	return RED + s + RESET
+}
+
+func Green(s string) string {
+	return GREEN + s + RESET
+}
+
+func Yellow(s string) string {
+	return YELLOW + s + RESET
+}