脚本模板

!/bin/bash

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This script is used for:

1.

2.

@author: wangendao(1209233066@qq.com) at 2019/03/01

@usage:

bash -n $0 验证脚本语法

bash -x $0 显示执行过程

basename $0

basedir $0

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等同于 set -u ,如果引用了位定义的变量时报错并退出脚本

set -o nounset

等同于 set -e, 如果命令执行结果($?)不为0 立即退出脚本。

set -o errexit
set -o pipefail

source common function

[ -f /etc/init.d/functions ] && . /etc/init.d/functions

action " " /bin/true
action " " /bin/fales