rpm_patcher.py 文件源码

def __unpack_qemu_packages(self):
        """
        Looks for all qemu packages in the given list of repositories and
        unpacks them to the given directory.
        """
        initial_directory = os.getcwd()
        qemu_packages = []

        qemu_package = self.qemu_path
        if qemu_package is None:
            expression = "^qemu.*\.{0}\.rpm$".format(self.architecture)
            for repository in self.repositories:
                qemu_packages_portion = files.find_fast(repository, expression)
                qemu_packages.extend(qemu_packages_portion)
            logging.warning("The following qemu packages will be unpacked in "
                            "chroot:")
            for package in qemu_packages:
                logging.warning(" * {0}".format(package))
        else:
            qemu_packages.append(qemu_package)

        for package in qemu_packages:
            files.unrpm(package, self.patching_root)