Install nagios in Gentoo/CentOS

Gentoo

# emerge nagios

Option: recompile apache for php support

add use flag “apache2” to /etc/portage/make.conf

# emerge --ask --changed-use --deep @world

Copy following content to /etc/apache2/vhosts.d/

ScriptAlias /nagios/cgi-bin "/usr/lib64/nagios/cgi-bin"
<Directory "/usr/lib64/nagios/cgi-bin">
#  SSLRequireSSL
    Options ExecCGI
    AllowOverride None
    Order allow,deny
    Allow from all
#  Order deny,allow
#  Deny from all
#  Allow from 127.0.0.1
    AuthName "Nagios Access"
    AuthType Basic
    AuthUserFile /etc/nagios/auth.users
    Require valid-user

Alias /nagios "/usr/share/nagios/htdocs"
<Directory "/usr/share/nagios/htdocs">
#  SSLRequireSSL
    Options None
    AllowOverride None
    Order allow,deny
    Allow from all
#  Order deny,allow
#  Deny from all
#  Allow from 127.0.0.1
    AuthName "Nagios Access"
    AuthType Basic
    AuthUserFile /etc/nagios/auth.users
    Require nagiosadmin

Create password for nagiosadmin

# htpasswd2 -c /etc/nagios/auth.users nagiosadmin

Add NAGIOS to apache config

/etc/conf.d/apache

APACHE2_OPTS="... -D NAGIOS -D PHP5"

Add user nagios to apache group

# usermod -a -G nagios apache

Start service

# rc-service nagios restart
# rc-service apache2 restart

CentOS

# yum install "nagios*"
# htpasswd -c /etc/nagios/passwd admin
# chkconfig nagios on
# chkconfig httpd on
# service nagios start
# service httpd start

Add routers/hosts, add service, add hooks

Intergrate with oVirt

using Foreman

Install

USE

Intergrate with oVirt

TBD