sudo: sorry, you must have a tty to run sudo

最新推荐文章于 2025-07-28 11:29:48 发布

shellfish007

最新推荐文章于 2025-07-28 11:29:48 发布

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文章标签： Linux SUN PHP BBS .net

本文介绍了如何在Linux系统中使用Cron计划任务执行需要管理员权限的脚本，并解决了因Sudo要求终端输入导致的任务执行失败的问题。

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通过

[simonsun@magic ~]$ crontab -e
crontab: installing new crontab
[simonsun@magic ~]$ crontab -l
10 11 11 4 * /home/simonsun/Desktop/shutdown.sh

添加了一个自动关机的任务：

#!/bin/sh
sudo /sbin/shutdown -h now

但并没有成功，收到了系统的一封信：

[simonsun@magic ~]$ cat /var/spool/mail/simonsun
From simonsun@magic.linux Sun Apr 11 11:10:02 2010
Return-Path: <simonsun@magic.linux>
Received: from magic.linux (magic.linux [127.0.0.1])
        by magic.linux (8.13.8/8.13.8) with ESMTP id o3B3A1L7005990
        for <simonsun@magic.linux>; Sun, 11 Apr 2010 11:10:02 +0800
Received: (from simonsun@localhost)
        by magic.linux (8.13.8/8.13.8/Submit) id o3B3A1LU005989;
        Sun, 11 Apr 2010 11:10:01 +0800
Date: Sun, 11 Apr 2010 11:10:01 +0800
Message-Id: <201004110310.o3B3A1LU005989@magic.linux>
From: root@magic.linux (Cron Daemon)
To: simonsun@magic.linux
Subject: Cron <simonsun@magic> /home/simonsun/Desktop/shutdown.sh
Content-Type: text/plain; charset=UTF-8
Auto-Submitted: auto-generated
X-Cron-Env: <SHELL=/bin/sh>
X-Cron-Env: <HOME=/home/simonsun>
X-Cron-Env: <PATH=/usr/bin:/bin>
X-Cron-Env: <LOGNAME=simonsun>
X-Cron-Env: <USER=simonsun>

sudo: sorry, you must have a tty to run sudo