Installing Nagios on centos 7

1.0K Asked by RobinRose in Devops , Asked on Dec 28, 2019

Answered by Robin Rose

Installation of Nagios on CentOS 7 -

Installing LAMP -

yum install httpd mariadb-server php php-mysql

Installing required packages -

yum install gcc glibc glibc-common wget gd gd-devel perl postfix

Installing Nagios core

cd /opt

wget -O nagioscore.tar.gz https://github.com/NagiosEnterprises/nagioscore/archive/nagios-4.4.2.tar.gz

tar xzf nagios core.tar.gz

cd /opt/nagioscore-nagios-4.4.2

./configure

make all

make install-groups-users

usermod -a -G nagios apache

make install

make install-daemon init

make install-config

make install-command mode

make install-webconf

systemctl restart httpd

Creation of Nagiosadmin user account

htpasswd -c /usr/local/nagios/etc/htpasswd.users nagiosadmin

Nagios plugins installation -

yum install gcc glibc glibc-common make gettext automake autoconf wget openssl-devel net-snmp net-snmp-utils epel-release perl-Net-SNMP

cd /opt

wget --no-check-certificate -O nagios-plugins.tar.gz https://github.com/nagios-plugins/nagios-plugins/archive/release-2.2.1.tar.gz

tar zxf nagios-plugins.tar.gz

cd /opt/nagios-plugins-release-2.2.1/

./tools/setup

./configure

make

make install

Starting Nagios core service

systemctl start nagios

On browsing - http:///nagios using “nagiosadmin” user account will get below page

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