core.py 文件源码

def upgrade_if_available(self, interfaces_list):
        """Upgrade OpenStack if an upgrade is available

        :param interfaces_list: List of instances of interface classes
        :returns: None
        """
        if self.openstack_upgrade_available(self.release_pkg):
            hookenv.status_set('maintenance', 'Running openstack upgrade')
            self.do_openstack_pkg_upgrade()
            self.do_openstack_upgrade_config_render(interfaces_list)
            self.do_openstack_upgrade_db_migration()