Jackett-Jackett/src/Jackett.Server/Services/FilePermissionService.cs

using Jackett.Common.Services.Interfaces;
using NLog;
using System;
#if NETCOREAPP2_2
using Mono.Unix;
#endif

namespace Jackett.Server.Services
{
    public class FilePermissionService : IFilePermissionService
    {
        private Logger logger;

        public FilePermissionService(Logger l)
        {
            logger = l;
        }

        public void MakeFileExecutable(string path)
        {
#if NETCOREAPP2_2

            //Calling the file permission service to limit usage to netcoreapp. The Mono.Posix.NETStandard library causes issues outside of .NET Core
            //https://github.com/xamarin/XamarinComponents/issues/282

            logger.Debug($"Attempting to give execute permission to: {path}");
            try
            {
                UnixFileInfo jackettUpdaterFI = new UnixFileInfo(path)
                {
                    FileAccessPermissions = FileAccessPermissions.UserReadWriteExecute | FileAccessPermissions.GroupRead | FileAccessPermissions.OtherRead
                };
            }
            catch (Exception ex)
            {
                logger.Error(ex);
            }
#endif
        }
    }
}