@rohit01
www.rohit.io

Nagios

Shinken

How to Run?

1 $ git clone https://github.com/rohit01/docker_shinken.git

2 $ cd docker_shinken/shinken_thruk_graphite

3 $ sudo docker run -d \
      -v "$(pwd)/custom_configs:/etc/shinken/custom_configs" \
      -p 80:80 \
      rohit01/shinken_thruk_graphite

# Note: custom_configs/ contains your custom configuration
        files for shinken.

Show me the Demo!

• shinken.rohit.io
• admin / admin

NRPE - Agent

What do I Monitor?

Installation

sudo apt-get install nagios-nrpe-server

Check: /etc/nagios/nrpe.cfg

include=/etc/nagios/nrpe_local.cfg

nrpe_local.cfg

allowed_hosts=127.0.0.1,172.16.0.0/12  # Comma separated IP / CIDR
dont_blame_nrpe=1                      # Enable arguments

# NRPE Commands

command[resolve_google_dns]=/usr/lib/nagios/plugins/check_dns -H www.google.com
command[load_per_cpu]=/usr/lib/nagios/plugins/check_load -r -w '$ARG1$' -c '$ARG2$'

Shinken Configuration

Commands Definition

# Variable declaration
$M_PLUGINS$=/usr/local/libexec/

define command {
    command_name    check_nrpe
    command_line    $M_PLUGINS$/check_nrpe -H '$HOSTADDRESS$' -c $ARG1$
}

define command {
    command_name    check_nrpe_args
    command_line    $M_PLUGINS$/check_nrpe -H '$HOSTADDRESS$' -c $ARG1$ \
                        -a $ARG2$ $ARG3$ $ARG4$ $ARG5$
}

Host Definition

define host {
    host_name                  shinken
    use                        generic-host
    address                    shinken.rohit.io
}

Service Definition

# Without NRPE argument
define service {
    service_description    Check DNS
    use                    generic-service
    host_name              shinken
    check_command          check_nrpe ! resolve_google_dns
}

# With NRPE arguments
define service {
    service_description    Load Per CPU
    use                    generic-service
    host_name              shinken
    check_command          check_nrpe_args ! load_per_cpu ! 4,2,1 ! 8,6,4
}

Questions?

Thank You :)