dev_env.pp

# dev_env.pp

node ns38 {
    nagios::service { "BPL_ping":
        service_block => { 
            hostgroup_name => "bpl-servers",
            check_command => "check_ping!100.0,20%!500.0,60%",
        },
    }
    nagios::service { "BPL_load":
        service_block => {
            hostgroup_name => "bpl-servers", 
            check_command => "ss_load",
        },
    }
    nagios::service { "BPL_swap":
        service_block => {
            hostgroup_name => "bpl-servers", 
            check_command => "ss_swap", 
        },
    }
    nagios::service { "BPL_mem": 
        service_block => { 
            check_command => "ss_mem-used", 
            'hostgroup_name' => 'mem',
        },
    }

}

node ns39 {
    nagios::service { "BPL_ping":
        service_block => {
            hostgroup_name => "bpl-servers",
            check_command => "check_ping!100.0,20%!500.0,60%",
        },
    }
    nagios::service { "BPL_load": 
        service_block => { 
            hostgroup_name => "bpl-servers", 
            check_command => "ss_load", 
        },
    }
    nagios::service { "BPL_swap": 
        service_block => { 
            hostgroup_name => "bpl-servers", 
            check_command => "ss_swap", 
        },
    }
}

node nagios {

    $baseconfigdir="/etc/nagios3/conf.d"
    $conf_file_srvs="services.cfg"

   
    # Nagios service collection
    datacat { "${baseconfigdir}/${conf_file_srvs}":
        template => 'nagios/services.cfg.erb',
        owner => "root",
        group => "nagios",
        mode => "0644",
    }
    Datacat_fragment <<| tag == "nagios_service" |>> { target => "${baseconfigdir}/${conf_file_srvs}" }
}

service.pp

#modules/nagios/manifests/service.pp
define nagios::service ($service_block) {

    # Service block
    @@datacat_fragment { "${name}_${fqdn}":
        tag     => 'nagios_service',
        data    => { "$name" => $service_block, },
    }
}

services.cfg.erb

#nagios/services.cfg.erb
<% @data.keys.sort.each do |service| -%>
define service {
    name    <%= service -%>
    <% @data[service].keys.sort.each do |field| %>
    <%= field %>  <%= @data[service][field] -%>
    <% end %>
}