Use Ansible to install Nagios from documentation over here for ubuntu and over here
Submission Process: Please write this ansible playbook in you GitHub Account and share the Git hub url on the slack channel 90 or 180 days once you have finished, We will have a zoom meeting with a reviewer.
The below section contains the crude way of installing nagios in ubuntu, make it work for centos as well and try to optimize the below playbook
---
- hosts: all
vars:
nagios_version: '4.4.5'
nagios_plugin_version: '2.2.1'
packages_ubuntu:
- autoconf
- gcc
- libc6
- make
- wget
- unzip
- apache2
- php
- libapache2-mod-php7.2
- libgd-dev
- libmcrypt-dev
- libssl-dev
- bc
- gawk
- dc
- build-essential
- snmp
- libnet-snmp-perl
- gettext
nagios_code_location: /tmp/nagioscore.tar.gz
nagios_plugin_location: /tmp/nagios-plugins.tar.gz
become: yes
tasks:
- name: fail for unsupported os
fail:
msg: This playbook runs only on ubuntu
when: ansible_os_family != 'debian'
- name: install packages for ubuntu
apt:
name: "{{ item }}"
update_cache: yes
state: present
loop: "{{ packages_ubuntu }}"
tags:
- nagios
- name: Download the source to temp folder
get_url:
dest: "{{ nagios_code_location }}"
url: "https://github.com/NagiosEnterprises/nagioscore/archive/nagios-{{ nagios_version }}.tar.gz"
tags:
- nagios
- name: untar the code
unarchive:
src: "{{ nagios_code_location }}"
dest: "/tmp/"
tags:
- nagios
- name: Compile Code
shell:
cmd: sudo ./configure --with-httpd-conf=/etc/apache2/sites-enabled > configure.log && sudo make all > makeoutput.log
args:
chdir: "/tmp/nagioscore-nagios-{{ nagios_version }}/"
tags:
- nagios
- name: Create User and Group
shell:
cmd: sudo make install-groups-users > installgroups.log && sudo usermod -a -G nagios www-data > usermod.log
args:
chdir: "/tmp/nagioscore-nagios-{{ nagios_version }}/"
tags:
- nagios
- name: Install Binaries
shell:
cmd: sudo make install > makeinstall.log
args:
chdir: "/tmp/nagioscore-nagios-{{ nagios_version }}/"
tags:
- nagios
- name: Install Service / Daemon
shell:
cmd: sudo make install-daemoninit > daemoninit.log
args:
chdir: "/tmp/nagioscore-nagios-{{ nagios_version }}/"
tags:
- nagios
- name: Install Command Mode
shell:
cmd: sudo make install-commandmode > commandmode.log
args:
chdir: "/tmp/nagioscore-nagios-{{ nagios_version }}/"
tags:
- nagios
- name: Install Configuration Files
shell:
cmd: sudo make install-config > config.log
args:
chdir: "/tmp/nagioscore-nagios-{{ nagios_version }}/"
tags:
- nagios
- name: Install Apache Config Files
shell:
cmd: sudo make install-webconf > webconf.log && sudo a2enmod rewrite > a2enmodrewrite.log && sudo a2enmod cgi > cgi.log
args:
chdir: "/tmp/nagioscore-nagios-{{ nagios_version }}/"
tags:
- nagios
- name: Install latest passlib with pip
pip: name=passlib
tags:
- nagios
- name: Create nagiosadmin user account
htpasswd:
path: /usr/local/nagios/etc/htpasswd.users # required. Path to the file that contains the usernames and passwords
name: nagiosadmin # required. User name to add or remove
password: nagiosadmin # not required. Password associated with user.,Must be specified if user does not exist yet.
tags:
- nagios
- name: start apache
service:
name: apache2
state: started
enabled: true
tags:
- nagios
- name: start nagios
service:
name: nagios
state: started
enabled: true
tags:
- nagios
- name: Download the plugin to temp folder
get_url:
dest: "{{ nagios_plugin_location }}"
url: "https://github.com/nagios-plugins/nagios-plugins/archive/release-{{ nagios_plugin_version }}.tar.gz"
tags:
- plugin
- name: untar the plugin code
unarchive:
src: "{{ nagios_plugin_location }}"
dest: "/tmp/"
tags:
- plugin
- name: Compile + Install
shell:
cmd: sudo ./tools/setup > setup.log && sudo ./configure > configue.log && sudo make > make.log && sudo make install
args:
chdir: "/tmp/nagios-plugins-release-{{ nagios_plugin_version }}/"
tags:
- plugin
- name: restart nagios
service:
name: nagios
state: restarted
tags:
- plugin
- name: restart apache
service:
name: apache2
state: restarted
tags:
- plugin
