from tools import make_complete_mar_name

import os
import subprocess

def sign_mar_file(target_dir, config, mar_file, filename_prefix):
    signed_mar_file = make_complete_mar_name(target_dir, filename_prefix + '_signed')
    mar_executable = os.environ.get('MAR', 'mar')
    subprocess.check_call([mar_executable, '-C', target_dir, '-d', config.certificate_path, '-n', config.certificate_name, '-s', mar_file, signed_mar_file])

    os.rename(signed_mar_file, mar_file)