shell 脚本编辑 crontab 任务

最新推荐文章于 2025-03-25 14:30:58 发布

life_test

最新推荐文章于 2025-03-25 14:30:58 发布

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本文链接：https://blog.youkuaiyun.com/u013393704/article/details/80635021

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#!/bin/bash

SCHED_FILE="/home/liuyg/study/crontab_sched_file"

# check the sched file exist
if [ ! -f "${SCHED_FILE}" ]; then
    touch ${SCHED_FILE}
fi

# stop cron
service cron stop

# replace cron file
echo " * * * * * date +'\%F \%T' >> /home/liuyg/study/test" > ${SCHED_FILE}
echo " * * * * * echo 'hello world' >> /home/liuyg/study/test" >> ${SCHED_FILE}

# start cron
service cron start

# crontab
crontab ${SCHED_FILE}