Hamsa K
Editor
6 min read | 3 months ago

How to Install and Configure Zabbix on Centos 7

Install and configure Zabbix on centos 7

Zabbix is a powerful open source monitoring solution used to monitor server applications, systems, Network devices, Hardware appliances, IoT devices, e.t.c. Its backend is written in C and Java while the user web interface written in PHP.

Zabbix uses client (Zabbix Agent) installed on the monitored client-server to collect the data. Also, it can monitor standard services such as e-mail, web service without installing a client on the monitored devices.

Zabbix is free, released under the GPL license, so it is free commercial and non-commercial use.

prerequisites:

  • Apache web server
  • PHP with required extensions
  • MySQL/ MariaDB database server

First we need to disable selinux.

Open SELinux configuration and edit the file:

[root@lampblogs ~]# vi /etc/sysconfig/selinux

Change “SELINUX=enforcing” to  “SELINUX=disabled”

Save and exit the file. Then reboot the system.

Now you can check our article Install LAMP or follow below steps

Step 1: Install apache and start service

[root@lampblogs ~]# yum install httpd
[root@lampblogs ~]# systemctl start httpd
[root@lampblogs ~]# systemctl enable httpd

Step 2: Install php 

Install epel and remi repos and install php 7

[root@lampblogs ~]# yum install epel-release
[root@lampblogs ~]# yum install http://rpms.remirepo.net/enterprise/remi-release-7.rpm
[root@lampblogs ~]# yum install yum-utils
[root@lampblogs ~]# yum-config-manager --enable remi-php71
[root@lampblogs ~]# yum install php php-pear php-cgi php-common php-mbstring php-snmp php-gd php-pecl-mysql php-xml php-mysql php-gettext php-bcmath

Modify php time zone by editing php.ini file

[root@lampblogs ~]# vi /etc/php.ini

Uncomment the following line and add your time zone.

date.timezone = Asia/Kolkata
Step 3: Install Mariadb
[root@lampblogs ~]# yum --enablerepo=remi install mariadb-server
[root@lampblogs ~]# systemctl start mariadb.service
[root@lampblogs ~]# systemctl enable mariadb
[root@lampblogs ~]# mysql_secure_installation
Add a new root password and continue. Then it will ask a few questions. Type “Y” to agree to that

Step 4: Create database zabbix
[root@lampblogs ~]# mysql -u root -p
Enter password: 
Create database zabbix;
create user 'zabbixuser'@'localhost' identified BY 'strong password';
grant all privileges on zabbix.* to zabbixuser@localhost ;
exit
Step 5: Install Zabbix 
[root@lampblogs ~]# rpm -i https://repo.zabbix.com/zabbix/4.3/rhel/7/x86_64/zabbix-release-4.3-1.el7.noarch.rpm
 step 6: Install zabbix server
[root@lampblogs ~]# yum install zabbix-server-mysql zabbix-web-mysql zabbix-agent zabbix-get zabbix-apache-conf

Step 7: zabbix frontend configuration

To begin using the Apache with the Zabbix server. Zabbix configuration file needs to be updated with TimeZone.

[root@lampblogs ~]# vi /etc/httpd/conf.d/zabbix.conf

 

Update the below line with correct timezone.

php_value date.timezone Asia/Kolkata

Then Restart Apache service.

 

[root@lampblogs ~]# systemctl restart httpd

Generally, Zabbix installation package gives SQL file which includes an initial schema and data for the Zabbix server with MySQL.

Change directory and go the Zabbix directory.

[root@lampblogs ~]# cd /usr/share/doc/zabbix-server-mysql-4.4.0
[root@lampblogs zabbix-server-mysql-4.4.0]# zcat create.sql.gz | mysql -u zabbixuser -p zabbix

Step 8: Update db configuration

[root@lampblogs ~]# vi /etc/zabbix/zabbix_server.conf

Modify below parameters

DBHost=localhost
DBName=zabbix
DBUser=zabbixuser
DBPassword=password
Then save and exit the file and restart zabbix service.








 
 
 

 



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