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18 lines
471 B
18 lines
471 B
7 years ago
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#!/bin/bash
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##### CentOS一键同步时间 #####
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##### Author:xiaoz.me #####
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##### Update:2018-01-19 #####
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#放行端口
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sed -i "/udp -j DROP/i\-A OUTPUT -p udp -m udp --dport 123 -j ACCEPT" /etc/sysconfig/iptables
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service iptables restart
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#同步时间
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ntpdate -u pool.ntp.org
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ntpd=(`which ntpdate`)
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#定时任务
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echo "*/20 * * * * ${ntpd} pool.ntp.org > /dev/null 2>&1" >> /var/spool/cron/root
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service crond reload
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echo "同步成功，当前时间:" date
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