Linux - Installing Nagios 4 (Part 1)

1. sudo apt-get install wget build-essential apache2 php5-gd libgd2-xpm libgd2-xpm-dev libapache2-modphp5 sendmail
2. cd /tmp
3. wget http://prdownloads.sourceforge.net/sourceforge/nagios/nagios-4.0.4.tar.gz
4. wget http://nagios-plugins.org/download/nagios-plugins-2.0.tar.gz
5. useradd nagios
6. groupadd nagcmd
7. usermod -a -G nagcmd nagios
8. tar zxvf nagios-4.0.4.tar.gz
9. tar zxvf nagios-plugins-2.0.tar.gz
10. cd nagios
11. ./configure --with-nagios-group=nagios --with-command-group=nagcmd
12. make all
13. make install
14. make install-init
15. make install-config
16. make install-commandmode
17. make install-webconf
18. cp -R contrib/eventhandlers/ /usr/local/nagios/libexec/
19. chown -R nagios:nagios /usr/local/nagios/libexec/eventhandlers
20. /usr/local/nagios/bin/nagios -v /usr/local/nagios/etc/nagios.cfg
21. /etc/init.d/nagios start
22. htpasswd –c /usr/local/nagios/etc/htpasswd.users nagiosadmin
23. cd /tmp/nagios-plugins-2.0
24. ./configure --with-nagios-user=nagios --with-nagios-group=nagios
25. make
26. make install
27. chkconfig --add nagios
28. chkconfig --level 35 nagios on
29. chkconfig --add httpd
30. chkconfig --level 35 httpd on
31. ln -s /etc/init.d/nagios /etc/rcS.d/S99nagios