cacti(网络流量监测图形分析工具)介绍

Cacti是一套基于PHP,MySQL,SNMP及RRDTool开发的网络流量监测图形分析工具。

【安装方法】

一、安装rrdtool

CentOS-5:

rpm -ivh http://apt.sw.

be/redhat/el5/en/i386/rpmforge/RPMS/rpmforge-release-0.5.2-2.el5.rf.i386.rpm

yum install rrdtool -y

CentOS-6:

rpm -ivh

http://apt.sw. be/redhat/el6/en/i386/rpmforge/RPMS/rpmforge-release-0.5.2-2.el6.rf.i686.rpm yum install rrdtool -y

二、安装配置net-snmp

1、安装net-snmp

yum install net-snmp net-snmp-libs net-snmp-utils

2、配置net-snmp

修改：

view systemview included .1.3.6.1.2.1.1

为：

view systemview included .1.3.6.1.2.1

3、测试net-snmp

# service snmpd start

# snmpwalk -v 1 -c public localhost .1.3.6.1.2.1.1.1.0

SNMPv2-MIB::sysDescr.0 = STRING: Linux cronos 2.4.28 #2 SMP venjan 14 14:12:01 CET 2005 i686 三、安装LAMP

yum install httpdphpphp-mysqlphp-snmpphp-xml php-gdmysqlmysql-server

service httpd start

service mysqld start

mysqladmin -uroot password yourpassword

mysqladmin --user=root --password reload

四、安装cacti

1、下载cacti

cd /tmp

wget http://www.cacti. net/downloads/cacti-0.8.8a.tar.gz

tar xzf cacti-0.8.8a.tar.gz

mv cacti-0.8.8a /var/www/html/cacti

cd /var/www/html/cacti

2、创建数据库

mysqladmin --user=root -p create cacti

3、导入数据库

mysql -uroot -p cacti

4、创建数据库用户

shell>mysql -uroot -p mysql

mysql> GRANT ALL ON cacti.* TO cactiuser@localhost IDENTIFIED BY 'cactipassword';

mysql> flush privileges;

5、配置include/config.php

$database_type = "mysql";

$database_default = "cacti";

$database_hostname = "localhost";

$database_username = "cactiuser";

$database_password = "cactipassword";

/* load up old style plugins here */

$plugins = array();

//$plugins[] = 'thold';

/*

Edit this to point to the default URL of your Cacti install

ex: if your cacti install as at http://serverip/cacti/ this

would be set to /cacti/

*/

$url_path = "/cacti/";

/* Default session name - Session name must contain alpha characters */

#$cacti_session_name = "Cacti";

6、设置目录权限

chown -R cactiuserrra/ log/

cactiuser为系统存在的用户，为了收集数据。

7、配置计划任务

echo "*/5 * * * * cactiuserphp /var/www/html/cacti/poller.php> /dev/null 2>&1">>/etc/crontab service crond restart

8、完成cacti的安装

1) 在浏览器中输入：http://www.yourdomain. com/cacti/

默认用户名：admin 密码：admin

2) 更改密码

3）设置cacti用到的命令路径