from iexceptions import ExecuteException
from libs.misc import system
from libs.log import app_log


class Executor(object):

    @staticmethod
    def _execute_or_revert_cmd(cmd):
        app_log.info("start running command '{cmd}'".format(cmd=cmd))
        rc, so, se = system(cmd)
        if rc:
            raise ExecuteException(rc=rc, so=so, se=se)
        return rc

    @staticmethod
    def _clear_related_cmd(cmd):
        pass

    @staticmethod
    def _system(cmd):
        return system(cmd)

    @staticmethod
    def _get_output(cmd):
        rc, so, se = system(cmd)
        ret = {
            "rc": rc,
            "so": so,
            "se": se
        }
        return ret