#!/usr/bin/env python3
#
# numeric value validator
#
# Copyright (C) 2018 VyOS maintainers and contributors
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; If not, see <http://www.gnu.org/licenses/>.

import re
import os
import sys
import shlex

import vyos.util


if len(sys.argv) < 2:
    print("Please specify script file to check")
    sys.exit(1)

#if the "script" is a script+ stowaway arugments, this removes the aguements
script = shlex.split(sys.argv[1])[0]

if not os.path.exists(script):
    print("File {0} does not exist".format(script))
    sys.exit(1)

if not (os.path.isfile(script) and os.access(script, os.X_OK)):
    print("File {0} is not an executable file".format(script))
    sys.exit(1)

# File outside the config dir is just a warning
res, warning = vyos.util.file_is_persistent(script)
if not res:
    print(warning)