#!/usr/bin/env bash

if [[ $EUID -ne 0 ]]; then
  echo "You must be a root user" 2>&1
  exit 1
fi

apt update
apt install -y nagios-nrpe-server monitoring-plugins-basic monitoring-plugins-common monitoring-plugins systemd

[[ ! -d "/etc/nagios/nrpe.d" ]] && mkdir -p /etc/nagios/nrpe.d

cp -v etc/sudoers.d/* /etc/sudoers.d/
cp -v etc/nagios/nrpe.cfg /etc/nagios/
cp -rv etc/nagios/nrpe.d/* /etc/nagios/nrpe.d/
cp -rv usr/lib/nagios/plugins/* /usr/lib/nagios/plugins/

if [[ -f "etc/nagios/nrpe_$(hostname -s).cfg" ]]; then
	cp -v etc/nagios/nrpe_$(hostname -s).cfg /etc/nagios/
	echo "include=/etc/nagios/nrpe_$(hostname -s).cfg" >> /etc/nagios/nrpe.cfg
fi

usermod -a -G docker nagios
systemctl restart nagios-nrpe-server.service