Add support for Nagios error reporting

[didacog]

Will use send_nsca command to send Error message to a Nagios Server with properly configured NSCA.

[didacog]

Added support for Nagios reporting:

The Nagios server must be configured properly to receive NSCA alerts and the nsca-client must be installed on DRLM server

Configuration Options:

/usr/share/drlm/conf/default.conf:

REPORT_TYPE=nagios

NAGIOS VARIABLES

These are default values and can be overwritten in local.conf according to your NAGIOS installation and configuration.

NAGCMD="/usr/sbin/send_nsca"
NAGSVC="DRLM"
NAGHOST="$HOSTNAME"
NAGCONF"/etc/drlm/alerts/nagios.cfg"

/usr/share/drlm/conf/samples/nagios_sample.cfg:

DRLM (Disaster Recovery Linux Manager) Nagios error reporting sample configuration file.

Default: /etc/drlm/alerts/nagios.cfg

identity =

Send the specified client identity to the server.

By default, localhost will be used.

#identity = "drlm_server_hostname"

server =

Connect and talk to the specified server address or hostname.

The default server is “localhost”.

#server = "monitoring_server"

port =

Connect to the specified service name or port number on the

server instead of using the default port (5668).

#port = 5667