20.20 Alarm System Main Script
Put the shell script in the /usr/local/sbin directory for easy search
[root@localhost ~]# cd /usr/local/sbin/ [root@localhost sbin]# mkdir mon/ [root@localhost sbin]# cd mon/ [root@localhost mon]# mkdir bin conf shares mail log [root@localhost mon]# ls bin conf log mail shares [root@localhost mon]# cd bin/ [root@localhost bin]# vim main.sh
Main script main.sh parameter address: http://note.youdao.com/noteshare?id=ef94586704b208ee6d7c7d1e5f04f644&sub=08E66A3760DF4961B29C74DED78E09F1
export send The switch of whether to send mail, 1 is to send, if it is in maintenance state, the alarm should be turned off
addr local ip (change ens33 or other names according to the actual network card name)
last_dir /bin/directory
conf_file ../conf/mon.conf relative to /bin/
grep -q returns as long as it matches, used for if logical judgment
my.conf
## to config the options if to monitor
## Define the server address, port, user, password of mysql
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 If it is 1, it will be monitored, if it is 0, it will not be monitored
to_mon_httpd=0
## php If it is 1, it will be monitored, if it is 0, it will not be monitored
to_mon_php_socket=0
## http_code_502 Need to define the path of the access log
to_mon_502=1
logfile=/data/log/xxx.xxx.com/access.log
## request_count defines the log path and domain name
to_mon_request_count=0
req_log=/data/log/www.discuz.net/access.log
domainname=www.discuz.net
·load.sh content
#! /bin/bash
##Writen by alex##
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`
be
echo "`date +%T` load is $load"
·502.sh content
#! /bin/bash
d=`date -d "-1 min" +%H:%M`c_502=`grep :$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 ##502 count is included in the log
/bin/bash ../mail/mail.sh $addr\_502 $c_502 ../log/502.tmp ##Send Mail
be
echo "`date +%T` 502 $c_502"
disk.sh content
#! /bin/bash
##Writen by alex##
rm -f ../log/disk.tmp
LANG = en
for r in `df -h |awk -F '[ %]+' '{print $5}'|grep -v Use` ##use one or more spaces or % as delimiters
do
if [ $r -gt 90 ] && [ $send -eq "1" ]
then
echo "$addr `date +%T` disk useage is $r" >>../log/disk.tmp
be
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"
be
[ %]+ means one or more spaces or %
[root@localhost shares]# echo "12:aaa#sadfsad:111#3333" |awk -F '[:#]' '{print $3}'
sadfsad ##With: or # as the separator, so the third segment is sadfsad
[root@localhost shares]# echo "12:aaa#sadfsad:111#3333" |awk -F '[:#]' '{print NF}'
5 ##With: or # as the delimiter, there are 5 paragraphs
[root@localhost shares]# echo "12:aaa#sadfsad:111##3333" |awk -F '[:#]' '{print NF}'
6 ##With: or # as the delimiter, there are 6 paragraphs, because there is a ##
[root@localhost shares]# echo "12:aaa#sadfsad:111##3333" |awk -F '[:#]+' '{print NF}'
5 ##With one or more : or # as the delimiter, there are only 5 paragraphs