新增信息收集脚本
/root/script/dns/checkdns.sh
LOG_FOLDER=/root/script/dns/logs/
LOG_FILE=${LOG_FOLDER}`date "+%Y-%m-%d"`.txt
DOMAIN=www.4yt.cn
echo "`date "+%Y-%m-%d %H:%M:%S"`; `dig ${DOMAIN} | grep ${DOMAIN} | grep -v ';'`; `ping ${DOMAIN} -c 1 -n | head -2 | grep -v 'PING' `" >> ${LOG_FILE}
增加crontab，每分钟收集一次
*/1 * * * * sh /root/script/dns/checkdns.sh
结果日志
root@iZ231r70b7pZ:~/script/dns# more logs/2017-04-21.txt
2017-04-21 10:59:01; www.4yt.cn. 3600 IN A 59.110.19.86; 64 bytes from 59.110.19.86: icmp_seq=1 ttl=58 time=33.9 ms
2017-04-21 11:00:01; www.4yt.cn. 3420 IN A 59.110.19.86; 64 bytes from 59.110.19.86: icmp_seq=1 ttl=58 time=33.7 ms
2017-04-21 11:01:01; www.4yt.cn. 218 IN A 59.110.19.86; 64 bytes from 59.110.19.86: icmp_seq=1 ttl=58 time=33.7 ms
2017-04-21 11:02:01; www.4yt.cn. 408 IN A 59.110.19.86; 64 bytes from 59.110.19.86: icmp_seq=1 ttl=58 time=33.6 ms
2017-04-21 11:03:01; www.4yt.cn. 348 IN A 59.110.19.86; 64 bytes from 59.110.19.86: icmp_seq=1 ttl=58 time=33.6 ms
