<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0-alpha1/dist/css/bootstrap.min.css" rel="stylesheet"
        integrity="sha384-GLhlTQ8iRABdZLl6O3oVMWSktQOp6b7In1Zl3/Jr59b6EGGoI1aFkw7cmDA6j6gD" crossorigin="anonymous">
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.3.0/css/all.min.css"
        integrity="sha512-SzlrxWUlpfuzQ+pcUCosxcglQRNAq/DZjVsC0lE40xsADsfeQoEypE+enwcOiGjk/bSuGGKHEyjSoQ1zVisanQ=="
        crossorigin="anonymous" referrerpolicy="no-referrer" />
</head>
</html>
# -*- coding: utf-8 -*-

# Copyright © Cloud Linux GmbH & Cloud Linux Software, Inc 2010-2022 All Rights Reserved
#
# Licensed under CLOUD LINUX LICENSE AGREEMENT
# http://cloudlinux.com/docs/LICENSE.TXT
#

import re
import os
from typing import Optional

from clcommon.utils import get_mount_point, run_command, ExternalProgramFailed

USER_QUOTA_ON_PATTERN = re.compile(r'user quota on .+ \(.+\) is on')


def check_quota_enabled(path: str = '/home') -> Optional[str]:
    """
    Check if quotas enabled and initialised for specific path
    :return: string message with giagnostick information if disabled; None if enabled
    """
    if not os.path.isfile('/sbin/quotaon'):
        return 'Package "quota" not installed'

    try:
        mount_point = get_mount_point(path)
    except (OSError, ExternalProgramFailed) as e:
        return f'Error during mount point detection:\n{e}'

    try:
        quotaon_cmd = ['/sbin/quotaon', '-up', mount_point]
        quotaon_output = run_command(quotaon_cmd)
    except ExternalProgramFailed as e:
        quotaon_output = str(e)

    quotaon_output = quotaon_output.strip()
    # detect "user quota on / (/dev/mapper/VolGroup-lv_root) is on"
    if not USER_QUOTA_ON_PATTERN.search(quotaon_output):
        return quotaon_output
    return None
