day 10 告警系統
阿新 • • 發佈：2018-12-29
#shell 告警系統main.sh [[email protected] bin]# pwd /usr/local/sbin/mon/bin [[email protected] bin]# dir=`pwd` [[email protected] bin]# last_dir=`echo $dir | awk -F '/' '{print $NF}'` [[email protected] bin]# echo last_dir last_dir [[email protected] bin]# echo $last_dir bin [[email protected]bin]# fg vim main.sh #!/bin/bash # 是否傳送郵件的開關 export send=1 # 過濾ip地址 export addr=`/sbin/ifconfig |grep -A1 "eth0:"|awk '/inet/ {print $2}'` dir=`pwd` # 只需要最後一級目錄名 last_dir=`echo $dir|awk -F'/' '{print $NF}'` # 下面的判斷目的是，保證執行指令碼的時候，我們在bin目錄裡，不然監控指令碼、郵件和日誌很有可能找不到 if [ $last_dir == "bin" ] || [ $last_dir == "bin/" ]; then conf_file="../conf/mon.conf" else echo "you shoud cd bin dir" exit fi exec 1>>../log/mon.log 2>>../log/err.log echo "`date +"%F %T"` load average" /bin/bash ../shares/load.sh #先檢查配置檔案中是否需要監控502 if grep -q 'to_mon_502=1' $conf_file; then export log=`grep 'logfile=' $conf_file |awk -F '=' '{print $2}' |sed 's/ //g'` /bin/bash ../shares/502.sh fi #告警系統配置檔案mon.conf [[email protected] conf]# vim mon.conf ##to config the ptions if to monitor ## 定義mysql的伺服器地址、埠以及user、password to_mon_cdb=0 ##0 or 1, default 0,0 not monitor, 1 monitor db_ip=10.20.3.13 db_port=3315 db_user=username db_pass=passwd ## httpd 如果是1則監控，為0不監控 to_mon_httpd=0 ## php 如果是1則監控，為0不監控 to_mon_php_socket=0 ## http_code_502 需要定義訪問日誌的路徑 to_mon_502=1 logfile=/data/log/xxx.xxx.com/access.log ## request_count 定義日誌路徑以及域名 to_mon_request_count=0 req_log=/data/log/www.discuz.net/access.log domainname=www.discuz.net #告警系統load.sh [[email protected] mon]# cd shares/ [[email protected]Z shares]# vim load.sh #!/bin/bash load=`uptime |awk -F 'average:' '{print $2}'|cut -d',' -f1|sed 's/ //g' |cut -d. -f1` if [ $load -gt 10 ] && [ $send -eq "1" ] then echo "$addr `date +%T` load is $load" >../log/load.tmp /bin/bash ../mail/mail.sh [email protected] "$addr\_load:$load" `cat ../log/load.tmp` fi echo "`date +%T` load is $load" #告警系統502.sh [[email protected] shares]# vim 502.sh #!/bin/bash d=`date -d "-1 min" +%H:%M` c_502=`grep :$d: $log |grep ' 502 '|wc -l` if [ $c_502 -gt 10 ] && [ $send == 1 ]; then echo "$addr $d 502 count is $c_502">../log/502.tmp /bin/bash ../mail/mail.sh $addr\_502 $c_502 ../log/502.tmp fi echo "`date +%T` 502 $c_502" #shell專案-告警系統disk.sh [[email protected] shares]# vim disk.sh #!/bin/bash rm -f ../log/disk.tmp for r in `df -h |awk -F '[ %]+' '{print $5}'|grep -v Use` do if [ $r -gt 90 ] && [ $send -eq "1" ] then echo "$addr `date +%T` disk useage is $r" >>../log/disk.tmp fi if [ -f ../log/disk.tmp ] then df -h >> ../log/disk.tmp /bin/bash ../mail/mail.sh $addr\_disk $r ../log/disk.tmp echo "`date +%T` disk useage is nook" else echo "`date +%T` disk useage is ok" fi #告警系統mail.sh [[email protected] mail]# vim mail.py [[email protected] mail]# vim mail.sh log=$1 t_s=`date +%s` t_s2=`date -d "2 hours ago" +%s` if [ ! -f /tmp/$log ] then echo $t_s2 > /tmp/$log fi t_s2=`tail -1 /tmp/$log|awk '{print $1}'` echo $t_s>>/tmp/$log v=$[$t_s-$t_s2] echo $v if [ $v -gt 3600 ] then ./mail.py $1 $2 $3 echo "0" > /tmp/$log.txt else if [ ! -f /tmp/$log.txt ] then echo "0" > /tmp/$log.txt fi nu=`cat /tmp/$log.txt` nu2=$[$nu+1] echo $nu2>/tmp/$log.txt if [ $nu2 -gt 10 ] then ./mail.py $1 "trouble continue 10 min $2" "$3" echo "0" > /tmp/$log.txt fi fi