Nagios Configuration

install.sh

#Install Build Dependencies
sudo yum install gcc glibc glibc-common gd gd-devel make net-snmp openssl-devel xinetd unzip

#Create Nagios User and Group
sudo useradd nagios
sudo groupadd nagcmd
sudo usermod -a -G nagcmd nagios

#Install Nagios Core
cd ~
#L specifies the location and 0 specifies the http version to use 
# https://www.nagios.org/downloads/nagios-core/thanks/?skip=1
curl -L -O https://assets.nagios.com/downloads/nagioscore/releases/nagios-4.4.2.tar.gz
tar xvf nagios-*.tar.gz
cd nagios-*

#Build Nagios
./configure --with-command-group=nagcmd 
make all
sudo make install
sudo make install-commandmode
sudo make install-init
sudo make install-config
sudo make install-webconf

#To give commands from the web interface we need to add the apache user to nagios
sudo usermod -G nagcmd apache


#Install Nagios Plugins
#Plugin Location http://nagios-plugins.org/download/?C=M;O=D

cd ~
curl -L -O http://nagios-plugins.org/download/nagios-plugins-2.2.1.tar.gz
tar xvf nagios-plugins-*.tar.gz
cd nagios-plugins-*
./configure --with-nagios-user=nagios --with-nagios-group=nagios --with-openssl
make
sudo make install