72.告警系統主腳本、告警系統配置文件、告警系統監控項目

cd   /usr/local/sbin
mkdir mon
cd mon
mkdir bin conf shares mail log
cd bin
vim main.sh

1、shell項目-告警系統main.sh 

main.sh內容

#!/bin/bash
#Written by chinantfy.
# 是否發送郵件的開關
export send=1
# 過濾ip地址
export addr=`/sbin/ifconfig |grep -A1 "ens33: "|awk '/inet/ {print $2}'`
dir=`pwd`
# 只須要最後一級目錄名
last_dir=`echo $dir|awk -F'/' '{print $NF}'`
# 下面的判斷目的是，保證執行腳本的時候，咱們在bin目錄裏，否則監控腳本、郵件和日誌頗有可能找不到
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
#先檢查配置文件中是否須要監控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

cd ../conf
vim mon.conf

2、shell項目-告警系統mon.conf 

mon.conf內容

## to config the options if to monitor
## 定義mysql的服務器地址、端口以及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   若是是1則監控，爲0不監控
to_mon_httpd=0
## php 若是是1則監控，爲0不監控
to_mon_php_socket=0
## http_code_502  須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

cd ../shares
vim load.sh

3、shell項目-告警系統load.sh

load.sh內容

#! /bin/bash
##Writen by chinantfy##
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 $load" >../log/load.tmp
    /bin/bash ../mail/mail.sh chinantfy_test@163.com "$addr\_load:$load"  "`cat ../log/load.tmp`"
fi
echo "`date +%T` load is $load"

vim 502.sh

4、shell項目-告警系統502.sh

502.sh內容

#! /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 $c_502">../log/502.tmp
     /bin/bash ../mail/mail.sh  chinantfy_test@163.com   "$addr\_502 $c_502"   "`cat    ../log/502.tmp`"
fi
echo "`date +%T` 502 $c_502"

vim disk.sh

5、shell項目-告警系統disk.sh

disk.sh內容

#! /bin/bash
##Writen by chinantfy##
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 $r" >>../log/disk.tmp
fi
if [ -f ../log/disk.tmp ]
then
    df -h >> ../log/disk.tmp
    /bin/bash ../mail/mail.sh  chinantfy_test@163.com   "$addr\_disk$r"   "` cat ../log/disk.tmp`"
    echo "`date +%T` disk useage is nook"
else
    echo "`date +%T` disk useage is ok"
fi