shell监控脚本-监控CDN 首页
2013-03-27 13:36:43
标签:shell 首页 脚本 监控 cdn
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shell监控脚本-监控CDN 首页
注意:请先参考 shell监控脚本-准备工作,监控脚本在 rhel5 下测试正常,其它版本的linux 系统请自行测试
#监控CDN 首页
cat chk_cdn.sh
#!/bin/bash
#
#script_name:chk_cdn.sh
#check cdn index.html
#Domain name resolution
#
#last update 20130320 by dongnan
#bbs#
#blog# http://dngood.blog.51cto.com
#
#tail error.log
#curl: (6) name lookup timed out
#variables
#check_time=2 #检查间隔时间,2s
check_count=8 #故障后检查次数,8次
fault_count=4 #故障次数大于(4次),则认为不可用
www_url=""
domain=
sh_dir=/root/sh/
crondir=${sh_dir}crontab
error_log=${crondir}/log/cdn_error.log
flag_file=${crondir}/log/cdn.flag
echo=/bin/echo
curl=/usr/bin/curl
options='--connect-timeout 3 -IL -A "check_cdn_www"'
source ${sh_dir}/CONFIG
#main
test -e "${crondir}/log" || mkdir -p "${crondir}/log"
#true
if $curl $options $www_url > /dev/null 2>&1 ;then
#flag
if [ -f $flag_file ];then
#sms
#for mobile in $MOBILES; do
#$echo "cdn_www ok" | /usr/local/bin/gammu --sendsms TEXT "$mobile" -unicode
#$echo "cdn_www_index.html ok"
$done
#email
for mail in $MAILS;do
$echo "$domain ok" | mail -s "cdn ok" $mail
done
#flag
test -e "$flag_file" && rm -f "$flag_file"
fi
#false
else
#flag真退出脚本
test -e $flag_file && exit 0
check_failed=0
#
for((i=1;i<="$check_count";i++));do
check_date=$(date '+ %F %T')
#curl 值取反
if ! $curl $options $www_url > /dev/null 2>&1;then
#变量加1
((check_failed++))
#error.log
$echo "$(/bin/date +'%F %T') $www_url $check_failed fault" >> "$error_log"
/usr/bin/dig "$domain" >> "$error_log"
#
sleep 1
fi
done
#
if [ "$check_failed" -gt "$fault_count" ];then
#sms
#for mobile in $MOBILES;do
#$echo "www_cdn_index.html error" | /usr/local/bin/gammu --sendsms TEXT "$mobile" -unicode
#/bin/date +'%F %T' && $echo "www_cdn_index.html error"
#done
#email
for mail in $MAILS;do
$echo "$domain error" | mail -s "cdn error" $mail
done
#flag
$echo "cdn_www_index.html error" > "$flag_file"
#log
fi
fi
#
结束
更多请:
linux 系统运维 37275208
vmware 虚拟化 166682360
本文出自 “dongnan” 博客,请务必保留此出处http://dngood.blog.51cto.com/446195/1163569
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