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18 lines
471 B
18 lines
471 B
#!/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 |