from flask import Blueprint, redirect, flash
from auth import require_level

bp = Blueprint('action_clear_ddns_log', __name__)

LOG_FILE = '/configs/ddns.log'


@bp.route('/action/clear_ddns_log', methods=['POST'])
@require_level('administrator')
def clear_ddns_log():
    try:
        open(LOG_FILE, 'w').close()
        flash('DDNS log cleared.', 'success')
    except Exception as ex:
        flash(f'Could not clear log: {ex}', 'error')
    return redirect('/view/view_ddns')