系統監控Shell Script

#!/bin/sh
status_squid_connection="$(ssh root@192.168.0.2 netstat -tun | grep '80' | wc -l)"
#echo $status_squid_connection

status_apache_connection="$(netstat -tun | grep '80' | wc -l)"
#echo $status_apache_connection

status_mysql_connection="$(netstat -tun | grep '3306' | wc -l)"
#echo $status_mysql_connection

LANG=C
for (( i=0;i<15;i=i+1 ))
do
    date_regular_exp=`date --date="$i minutes ago" +\%a\ %b\ %d\ %H:%M`
    if [ $i -gt 0 ]; then
        str_pipe="|"
    fi
    str="${str}${str_pipe}${date_regular_exp}"
done
status_httpd_error_num="$(cat /var/log/httpd/httpd_urcosme/httpd-error.log | egrep "(${str})" | wc -l)"


/usr/bin/lynx --dump "http://DomainName/updateURL?status_squid_connection=$status_squid_connection&status_apache_connection=$status_apache_connection&status_mysql_connection=$status_mysql_connection&status_httpd_error_num=$status_httpd_error_num"