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Cacti on Debian (Updated)

Rumi, April 19, 2015April 19, 2015

Downloading Cacti

You can download the newest version of Cacti from its website.

wget http://www.cacti.net/downloads/cacti-0.8.7b.tar.gz

Installing Cacti

Install apache webserver with php support, mysql database server, snmp, some php modules and rrdtool.

apt-get install apache2 libapache2-mod-php5 php5 php5-cli php5-mysql php5-gd php5-snmp mysql-client mysql-server libmysqlclient15-dev snmp snmpd rrdtool

Add a user account for cacti.

groupadd cacti
useradd -g cacti cacti

Untar the cacti source file and move to /var/www.

tar -zxvf cacti-0.8.7b.tar.gz
mv cacti-0.8.7b /var/www

Login to your mysql database

mysql -u root -p
Create a password for your mysql root account and create cacti database and user.
SET PASSWORD FOR cacti@localhost = PASSWORD ('your_password_here');
CREATE DATABASE cacti;
GRANT ALL ON cacti.* TO cacti@localhost IDENTIFIED BY 'your_password';
quit

and import the database tables

cd /var/www/cacti-0.8.7b/
mysql -u root -p cacti < cacti.sql

Change the owner of rra and log directory to your cacti account.

chown -R cacti rra/ log/

Edit the config.php file located in include directory.

vi include/config.php

Enter your mysql host, user, password and database name.

/* make sure these values refect your actual database/host/user/password */ 
$database_type = "mysql"; 
$database_default = "cacti"; 
$database_hostname = "localhost"; 
$database_username = "cacti"; 
$database_password = "your_password"; 
$database_port = "3306";

As a cacti user

su - cacti
crontab -e

add this line to your crontab

*/5 * * * * /usr/bin/php /var/www/cacti-0.8.7b/poller.php > /dev/null 2>&1

Open up your web browser and point to http://localhost/cacti-0.8.7b/, this will start cacti installation. Click Next then select NEW INSTALL and accept the default installation value. If you don’t see any errors, click Finish to install.
Login to cacti, the default username and password is admin. After login, it will prompt you change your password for security reasons.

Checking

Check your syslog if the cacti’s poller is running every 5 minutes.
If you will see something like this in your syslog, your cacti should work perfectly.

Jul  5 06:50:01 server1 /USR/SBIN/CRON[6543]: (cacti) CMD (/usr/bin/php /var/www/cacti/poller.php > /dev/null 2>&1)
Administrations Configurations (Linux) Networking CactiDebian

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Myself…

Hi, I am Hasan T. Emdad Rumi, an IT Project Manager & Consultant, Virtualization & Cloud Savvyfrom Dhaka, Bangladesh. I have prior experience in managing numerous local and international projects in the area of Telco VAS & NMC, National Data Center & PKI Naitonal Root and CA Infrastructure. Also engaged with several Offshore Software Development Team.

Worked with Orascom Telecom-Banglalink, Network Elites as VAS partner, BTRC, BTT (Turkey) , Mango Teleservices Limited and Access to Informaiton (A2I-UNDP)

Currently working at Oracle Corporation as Principal Technology Solution and Cloud Architect.

You can reach me [h.t.emdad at gmail.com] and I will be delighted to exchange my views.

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