How to Patch / Upgrade Nagios

Environment

• Nagios 3.X.X

Introduction
Wanna patch our Nagios


Procedures

#tar zxvf nagios-3.2.3.tar.gz
#cd nagios-3.2.3
#./configure --with-command-group=nagcmd
#make all
#make install
#/usr/local/nagios/bin/nagios -v /usr/local/nagios/etc/nagios.cfg
#chown -R nagios.nagios /usr/local/nagios
#/etc/init.d/nagios restart

If get an error - "could not open command file '/usr/local/nagios/var/rw/nagios.cmd' for update!"

Try to set

#chown nagios.nagcmd /usr/local/nagios/var/rw
#chmod u+rwx /usr/local/nagios/var/rw
#chmod g+rwx /usr/local/nagios/var/rw
#chmod g+s /usr/local/nagios/var/rw

Reference

• http://nagios.sourceforge.net/docs/3_0/upgrading.html
• http://nagios.sourceforge.net/docs/2_0/commandfile.html