sessions.py 文件源码

def test(self):
        """Test IPTables firewall rules

        Returns:
            (bool, Optional[str]): A tuple with the first object being True if the test succeeded, else False. The second object is a string storing an optional error message.

        """

        rules = self.build(chains=self.chains, interfaces=self.interfaces,
                           addressbook=self.addressbook, rules=self.rules, services=self.services)
        tmpfile = tempfile.NamedTemporaryFile(
            dir=self._sessions_dir, prefix='test_', delete=False)
        tmpfile.write("\n".join(rules))
        tmpfile.close()
        os.chmod(tmpfile.name, 0755)

        q = Queue()
        p = Process(target=self._test, args=(tmpfile.name, q))
        p.start()
        p.join()

        os.remove(tmpfile.name)

        return q.get()