Nagiosgraph installation

1. Download nagiosgraph.

http://nagiosgraph.sourceforge.

#tar xvfz nagiosgraph-1.4.4.tar.gz

#cd nagiosgraph-1.4.4

#./install.pl

continue with interactive setup.<br />

== configuration summary ==

  ng_layout            standalone

   ng_prefix            /usr/local/nagiosgraph

   ng_etc_dir           /usr/local/nagiosgraph/etc

   ng_bin_dir           /usr/local/nagiosgraph/bin

   ng_cgi_dir           /usr/local/nagiosgraph/cgi

   ng_doc_dir           /usr/local/nagiosgraph/doc

   ng_examples_dir      /usr/local/nagiosgraph/examples

   ng_www_dir           /usr/local/nagiosgraph/share

   ng_util_dir          /usr/local/nagiosgraph/util

   ng_var_dir           /usr/local/nagiosgraph/var

   ng_rrd_dir           /usr/local/nagiosgraph/var/rrd

   ng_log_dir           /usr/local/nagiosgraph/var

   ng_log_file          /usr/local/nagiosgraph/var/nagiosgraph.log

   ng_cgilog_file       /usr/local/nagiosgraph/var/nagiosgraph-cgi.log

   ng_url               /nagiosgraph

   ng_cgi_url           /nagiosgraph/cgi-bin

   ng_css_url           /nagiosgraph/nagiosgraph.css

   ng_js_url            /nagiosgraph/nagiosgraph.js

   nagios_cgi_url       /nagios/cgi-bin

   nagios_perfdata_file /tmp/perfdata.log

   nagios_user          nagios

   www_user             apache

   modify_nagios_config n

   nagios_config_file

   nagios_commands_file

   modify_apache_config n

   apache_config_dir

   apache_config_file

=====

Post installation

2. #vi /etc/nagios/nagios.cfg

add the following lines

====

# process nagios performance data using nagiosgraph

process_performance_data=1

service_perfdata_file=/tmp/perfdata.log

service_perfdata_file_template=$LASTSERVICECHECK$||$HOSTNAME$||$SERVICEDESC$||$SERVICEOUTPUT$||$SERVICEPERFDATA$

service_perfdata_file_mode=a

service_perfdata_file_processing_interval=30

service_perfdata_file_processing_command=process-service-perfdata-for-nagiosgraph

====

3. #vi /etc/nagios/objects/commands.cfg

add the following lines.

====

# command to process nagios performance data for nagiosgraph

define command {

  command_name process-service-perfdata-for-nagiosgraph

  command_line /usr/local/nagiosgraph/bin/insert.pl

}

====

4. #vi /etc/httpd/conf/httpd.conf

add the following line.

====

include /usr/local/nagiosgraph/etc/nagiosgraph-apache.conf

====

5. service restart

#nagios -v /etc/nagios/nagios.cfg

#service nagios restart

#service httpd restart

6. #vi /usr/share/nagios/html/config.inc.php

====

#$cfg['cgi_base_url']='/nagios/cgi-bin/';

$cfg['cgi_base_url']='/nagios/cgi-bin';

$cfg['ng_cgi_base_url']='/nagiosgraph/cgi-bin';

====

7. #cd /usr/share/nagios/html/

#cp side.php side.php.org

edit side.php like below.

# diff side.php.org side.php

92c92,100

< <li><a href="<?php echo $cfg["cgi_base_url"];?>/trends.cgi" target="<?php echo $link_target;?>">Trends</a></li>

---

> 

> <li><a href="<?php echo $cfg["cgi_base_url"];?>/trends.cgi" target="<?php echo $link_target;?>">Trends</a>

> <ul>

> <li><a href="<?php echo $cfg["ng_cgi_base_url"];?>/show.cgi" target="<?php echo $link_target;?>">Graphs</a></li>

> <li><a href="<?php echo $cfg["ng_cgi_base_url"];?>/showhost.cgi" target="<?php echo $link_target;?>">Graphs by Host</a></li>

> <li><a href="<?php echo $cfg["ng_cgi_base_url"];?>/showservice.cgi" target="<?php echo $link_target;?>">Graphs by Service</a></li>

> <li><a href="<?php echo $cfg["ng_cgi_base_url"];?>/showgroup.cgi" target="<?php echo $link_target;?>">Graphs by Group</a></li>

> </ul>

> </li>

7. Refresh your nagios web page in your web browser.

nagios graph menu will be appeared.