Host::sftp PHP Méthode

    function sftp($local_file, $remote_file)
    {
        $this->log->verbose("sftp'ing {$local_file} to {$remote_file}");
        $sftp = ssh2_sftp($this->conn);
        $remote = fopen("ssh2.sftp://{$sftp}{$remote_file}", 'w');
        $local = fopen($local_file, "r");
        $ret = stream_copy_to_stream($local, $remote);
        return $ret;
    }