Re-add possibilty to create passwordless account

cmd/create-account/main.go

@@ -58,6 +58,7 @@ var (
 	password           = flag.String("password", "", "The password to associate with the account")
 	pwdFile            = flag.String("passwordfile", "", "The file to use for the password (e.g. for automated account creation)")
 	pwdStdin           = flag.Bool("passwordstdin", false, "Reads the password from stdin")
+	pwdLess            = flag.Bool("passwordless", false, "Create a passwordless account, e.g. if only an accesstoken is required")
 	isAdmin            = flag.Bool("admin", false, "Create an admin account")
 	resetPassword      = flag.Bool("reset-password", false, "Resets the password for the given username")
 	validUsernameRegex = regexp.MustCompile(`^[0-9a-z_\-=./]+$`)
@@ -76,19 +77,27 @@ func main() {
 		os.Exit(1)
 	}
 
+	if *pwdLess && *resetPassword {
+		logrus.Fatalf("Can not reset to an empty password, unable to login afterwards.")
+	}
+
 	if !validUsernameRegex.MatchString(*username) {
 		logrus.Warn("Username can only contain characters a-z, 0-9, or '_-./='")
 		os.Exit(1)
 	}
 
 	if len(fmt.Sprintf("@%s:%s", *username, cfg.Global.ServerName)) > 255 {
-		logrus.Fatalln("Username can not be longer than 255 characters.")
+		logrus.Fatalf("Username can not be longer than 255 characters: %s", fmt.Sprintf("@%s:%s", *username, cfg.Global.ServerName))
 	}
 
-	pass, err := getPassword(*password, *pwdFile, *pwdStdin, os.Stdin)
+	var pass string
+	var err error
+	if !*pwdLess {
+		pass, err = getPassword(*password, *pwdFile, *pwdStdin, os.Stdin)
 		if err != nil {
 			logrus.Fatalln(err)
 		}
+	}
 
 	b := base.NewBaseDendrite(cfg, "create-account")
 	accountDB := b.CreateAccountsDB()
@@ -147,7 +156,6 @@ func getPassword(password, pwdFile string, pwdStdin bool, r io.Reader) (string,
 		return strings.TrimSpace(string(data)), nil
 	}
 
-	if password == "" && pwdFile == "" && !pwdStdin {
 	// If no parameter was set, ask the user to provide the password
 	fmt.Print("Enter Password: ")
 	bytePassword, err := term.ReadPassword(int(os.Stdin.Fd()))
@@ -165,6 +173,5 @@ func getPassword(password, pwdFile string, pwdStdin bool, r io.Reader) (string,
 		return "", fmt.Errorf("Entered passwords don't match")
 	}
 	return strings.TrimSpace(string(bytePassword)), nil
-	}
-	return password, nil
+
 }

cmd/create-account/main_test.go

@@ -41,6 +41,11 @@ func Test_getPassword(t *testing.T) {
 			},
 			want: pass,
 		},
+		{
+			name:    "pwdFile does not exist",
+			args:    args{pwdFile: "iDontExist"},
+			wantErr: true,
+		},
 		{
 			name: "read pass from stdin defined",
 			args: args{