mcp/app/Commands/Fail2banEnableCommand.php

<?php

namespace App\Commands;

use Illuminate\Console\Scheduling\Schedule;
use LaravelZero\Framework\Commands\Command;

use Log;

/**
 *
 *
 *
 */
class Fail2banEnableCommand extends Command
{
    const FAIL2BAN_JAIL_DIRECTORY = '/etc/fail2ban/jail.d';
    const RESOURCES_JAIL_DIRECTORY = '/resources/fail2ban/jail.d';

    /**
     * The signature of the command.
     *
     * @var string
     */
    protected $signature = 'fail2ban:enable {configuration}';

    /**
     * The description of the command.
     *
     * @var string
     */
    protected $description = 'enable fail2ban configuration';

    /**
     * Execute the console command.
     *
     * @return mixed
     */
    public function handle()
    {
        // getting configuration
        $configuration = $this->argument('configuration');

        $source = base_path().self::RESOURCES_JAIL_DIRECTORY.'/'.$configuration.'.conf';

        // configuration not found
        if (!file_exists($source)) {
            $this->error('fail2ban...configuration not found');
            exit();
        }

        $destination = self::FAIL2BAN_JAIL_DIRECTORY.'/'.$configuration.'.conf';

        copy($source, $destination);
        $this->info('fail2ban...'.$configuration.' enabled');

        exec('service fail2ban restart');
    }
}