backup_master.py 文件源码

def restore(cls, zip_archive, **kwargs):
        fd, path = tempfile.mkstemp()
        try:
            uid = pwd.getpwnam("postgres").pw_uid
            os.fchown(fd, uid, -1)
            with os.fdopen(fd, 'w') as tmp:
                shutil.copyfileobj(zip_archive.open('postgresql.backup'), tmp)
                tmp.seek(0)
                pg_restore(path)
        finally:
            os.remove(path)
        return path