Yum Install Nagios and Pnp4nagios

Environment: centos6.2

1. Download and install the Epel package

Links Http://fedoraproject.org/wiki/EPEL

2. Installing Nagios and plugins

Yum Install Nagios Nagios-nrpe nagios-plugins*-y

3. Start httpd

Service httpd Start;chkconfig httpd on

4. Create an administrative user

HTPASSWD-CM/ETC/NAGIOS/PASSWD user1

5. Change the default administrative user name

Vim/etc/nagios/cgi.cfg

:%s/nagiosadmin/user1/g

6. Configuring Nagios and Pnp4nagios

6.1. Vim/etc/nagios/nagios.cfg

Process_performance_data=0//0 changed to 1

Host_perfdata_command=process-host-perfdata//Remove annotations
Service_perfdata_command=process-service-perfdata//Remove annotations

6.2. Vim/etc/nagios/objects/commands.cfg

                     define command{
                              command_name     Process-host-perfdata
                              Command_line    /usr/bin/perl/usr/libexec/pnp4nagios/process_perfdata.pl-d                                             Hostperfdata
               }

Define Command{
Command_name Process-service-perfdata

command_line/user/bin/perl/usr/libexec/pnp4nagios/process_perfdata.pl
}
6.3. Vim/etc/nagios/objects/templates.cfg

Define Host{
Name Host-pnp
action_url/pnp4nagios/graph?host= $HOSTNAME $&srv=_host_
Register 0
Process_perf_data 1
}

Define Service{
Name Service-pnp
action_url/pnp4nagios/graph?host= $HOSTNAME $&srv= $SERVICEDESC $
Register 0
Process_perf_data 1
}
6.4. cd/etc/nagios/objects///default Localhost.cfg file contains configuration for native and native services

Vim Hosts.cfg//New host configuration file Hosts.cfg

Define Host{
Use Linux-server,host-pnp
HOST_NAME localhost
Alias localhost
Address 127.0.0.1
}
Define Hostgroup{
Hostgroup_name linux-servers
Alias Linux Servers
Members localhost
}

Vim Services.cfg//New host's service configuration file

Define Service{
Use Local-service,service-pnp
HOST_NAME localhost
Service_description PING
Check_command check_ping!100.0,20%!500.0,60%
}
6.5. vim/etc/nagios/nagios.cfg//Add the following 2 lines

Cfg_file=/etc/nagios/objects/hosts.cfg
Cfg_file=/etc/nagios/objects/services.cfg
6.6. Vim/etc/nagios/cgi.cfg

#default_user_name =guest//Remove annotations, modify to Nagios manage user userr1

Default_user_name=user1

7. Start the Nagios service

Service NPCD Start;chkconfig NPCD on

Service Nagios Start;chkconfig Nagios on

This article is from "Wei Bao Jia" blog, please make sure to keep this source http://zengbaobao.blog.51cto.com/2672985/1438075