Tuesday, July 7, 2009

HOWTO install Nagios plugins (UBUNTU)

HOWTO install Nagios Plugins (UBUNTU)

1.- Install Nagios CORE

Follow this HOWTO
http://wmunguiam.blogspot.com/2009/07/howto-install-nagios-core-ubuntu.html

2.- Download Plugins & place inside "nagios"
root@server:/var/www# mv nagios-plugins-1.4.13.tar.gz nagios root@server:/var/www# cd nagios
root@server:/var/www/nagios# tar -xzvf nagios-plugins-1.4.13.tar.gz
root@server:/var/www/nagios# mv nagios-plugins-1.4.13 nagios-plugins root@server:/var/www/nagios# cd nagios-plugins/
root@server:/var/www/nagios/nagios-plugins# pwd /var/www/nagios/nagios-plugins


3.- Installation:

root@server:/var/www/nagios/nagios-plugins# ./configure --with-nagios-user=nagios --with-nagios-group=nagios
...(summary)
--with-apt-get-command: /usr/bin/apt-get
--with-ping6-command: /bin/ping6 -n -U -w %d -c %d %s
--with-ping-command: /bin/ping -n -U -w %d -c %d %s
--with-ipv6: yes
--with-mysql: /usr/bin/mysql_config
--with-openssl: yes
--with-gnutls: no
--enable-extra-opts: no
--with-perl: /usr/bin/perl
--enable-perl-modules: no
--with-cgiurl: /nagios/cgi-bin
--with-trusted-path: /bin:/sbin:/usr/bin:/usr/sbin

4.- Compile

root@server:/var/www/nagios/nagios-plugins# make root@server:/var/www/nagios/nagios-plugins# make install

5.- Start Nagios at Boot:
root@server:/var/www/nagios/nagios-plugins# ln -s /etc/init.d/nagios /etc/rcS.d/S99nagios

6.- Verify Nagios configuration files:

root@server:/var/www/nagios/nagios-plugins# /usr/local/nagios/bin/nagios -v /usr/local/nagios/etc/nagios.cfg

Nagios 3.1.2
Copyright (c) 2009 Nagios Core Development Team and Community Contributors
Copyright (c) 1999-2009 Ethan Galstad
Last Modified: 06-23-2009
License: GPL

Website: http://www.nagios.org
Reading configuration data...
Read main config file okay...
Processing object config file '/usr/local/nagios/etc/objects/commands.cfg'...
Processing object config file '/usr/local/nagios/etc/objects/contacts.cfg'...
Processing object config file '/usr/local/nagios/etc/objects/timeperiods.cfg'...
Processing object config file '/usr/local/nagios/etc/objects/templates.cfg'...
Processing object config file '/usr/local/nagios/etc/objects/localhost.cfg'...
Read object config files okay...

Running pre-flight check on configuration data...

Checking services...
Checked 8 services.
Checking hosts...
Checked 1 hosts.
Checking host groups...
Checked 1 host groups.
Checking service groups...
Checked 0 service groups.
Checking contacts...
Checked 1 contacts.
Checking contact groups...
Checked 1 contact groups.
Checking service escalations...
Checked 0 service escalations.
Checking service dependencies...
Checked 0 service dependencies.
Checking host escalations...
Checked 0 host escalations.
Checking host dependencies...
Checked 0 host dependencies.
Checking commands...
Checked 24 commands.
Checking time periods...
Checked 5 time periods.
Checking for circular paths between hosts...
Checking for circular host and service dependencies...
Checking global event handlers...
Checking obsessive compulsive processor commands...
Checking misc settings...

Total Warnings: 0
Total Errors: 0

Things look okay - No serious problems were detected during the pre-flight check


7.- Start Nagios Service:
root@server:/var/www/nagios/nagios-plugins# /etc/init.d/nagios start
Starting nagios: done.

8.- Login via Web

http://localhost/nagios/

Remember User/Pass= nagiosadmin/ABC

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