uid.py 文件源码

def restorePrivs(self):
        # back to root first
        self._elevatePrivs()

        # then set saved
        privs = self.privStack.pop()
        os.environ.clear()
        os.environ.update(self.privEnviron.pop())
        os.setregid(privs['rgid'], privs['egid'])
        setresuid(privs['ruid'], privs['euid'])