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Configure Cacti on CentOS 7 Guide

This document provides steps to configure CACTI in CentOS 7. It includes instructions for setting up a YUM server using FTP, disabling SELinux, installing required packages, configuring MySQL to work with CACTI, modifying configuration files, enabling services, and accessing the CACTI installer. The key steps are: 1. Configure a YUM server using FTP to serve local packages 2. Disable SELinux 3. Install packages required for CACTI like httpd, mariadb, php, snmp, and rrdtool 4. Configure the MySQL database for CACTI and create the CACTI database and user 5. Modify configuration files like db.php and c

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124 views3 pages

Configure Cacti on CentOS 7 Guide

This document provides steps to configure CACTI in CentOS 7. It includes instructions for setting up a YUM server using FTP, disabling SELinux, installing required packages, configuring MySQL to work with CACTI, modifying configuration files, enabling services, and accessing the CACTI installer. The key steps are: 1. Configure a YUM server using FTP to serve local packages 2. Disable SELinux 3. Install packages required for CACTI like httpd, mariadb, php, snmp, and rrdtool 4. Configure the MySQL database for CACTI and create the CACTI database and user 5. Modify configuration files like db.php and c

Uploaded by

kru pat
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© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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Configure CACTI in CENTOS 7

=> Configuring YUM Server through FTP:


- mount /dev/cd-rom/ /mnt/

- cd /mnt/Packages

- Packages# rpm -ivh vsftpd-3.0.2-9.el7.x86_64.rpm

- systemctl enable vsftpd


- systemctl start vsftpd

- Packages# rpm -ivh libxml2-python-2.9.1-5.el7.x86_64.rpm


- Packages# rpm -ivh deltarpm-3.6-3.el7.x86_64.rpm
- Packages# rpm -ivh python-deltarpm-3.6-3.el7.x86_64.rpm

-Packages#rpm -ivh createrepo-0.9.9-23.el7.noarch.rpm

-mkdir /var/ftp/pub/localrepo
-cp -ar /mnt/Packages/*.* /var/ftp/pub/localrepo/.

-vim /etc/yum.repos.d/local.repo

-add follwing line in this file:

[CENTOS]
name=Yum Server
baseurl=file:///var/ftp/pub/localrepo
gpgcheck=0
enabled=1

-createrepo -v /var/ftp/pub/localrepo/
- yum repolist
- yum clean all
- yum update

- yum install --disablerepo="*" --enablerepo="localrepo" httpd

=> Disable Selinux

1) vi /etc/sysconfig/selinux
- selinux=disabled

2) setenforce 0

=> Configuring Cacti :

- yum install httpd httpd-devel


- yum install mariadb-server
- yum install php-mysql php-pear php-common php-gd php-devel php
php-mbstring php-cli
- yum install php-snmp
- yum install net-snmp-utils net-snmp-libs
- yum install rrdtool

=> start and enable services:

- systemctl enable httpd.service


- systemctl enable mariadb.service
- systemctl enable snmpd.service
- systemctl start httpd.service
- systemctl start mariadb.service
- systemctl start snmpd.service

=> Install CACTI

- yum install epel-release


- yum install cacti

=> Configuring MySQL Server for Cacti Installation

- mysql_secure_installation

=> create Cacti database with user Cacti and password.


- mysql -u root -p
mysql> create database cacti;
mysql> GRANT ALL ON cacti.* TO cacti@localhost IDENTIFIED BY ‘Noc@123’;
mysql>FLUSH privileges;
mysql> quit;

=> Install Cacti Tables to MySQL:

- rpm -ql cacti | grep cacti.sql

- mysql -u cacti -p cacti < /usr/share/doc/cacti-0.8.8b/cacti.sql

=> Configure MySQL settings for Cacti :

- vim /etc/cacti/db.php
- Make the following changes and save the file. Make sure you set password correctly. /*
ke sure these values reflect your actual database/host/user/password
*/
$database_type = "mysql";
$database_default = "cacti";
$database_hostname = "localhost";
$database_username = "cacti";(username)
$database_password = "Noc@123";(Password)
$database_port = "3306";
$database_ssl = false;

=> Configuring Firewall for Cacti

- firewall-cmd --permanent --zone=public --add-service=http


- firewall-cmd --reload

=> Configuring Apache Server


- vi /etc/httpd/conf.d/cacti.conf

- In the latest version of Apache (ex: Apache 2.4), you may need to change the following.

<Directory /usr/share/cacti/>
<IfModule mod_authz_core.c>
# httpd 2.4
Require all granted
</IfModule>
<IfModule !mod_authz_core.c>
# httpd 2.2
Order deny,allow
Deny from all
Allow from all
</IfModule>
</Directory>

- systemctl restart httpd.service

=> Change timezone

- vim /etc/php.ini
-> search for date.timezone in this file
-> remove ‘;’ symbole from the line
- sample line :- date.timezone=Asia/Kolkata(IST,+0530)

=> Setting Cron for Cacti

- vi /etc/cron.d/cacti

- uncomment the following line


- #*/5 * * * * cacti /usr/bin/php /usr/share/cacti/poller.php > /dev/null 2>&1

Running Cacti Installer Setup :-

- http://YOUR-IP-HERE/cacti/

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