Global Positioning System demon (GPSD)

1. Download the script onto the desired host.

wget https://raw.githubusercontent.com/librenms/librenms-agent/master/snmp/gpsd -O /etc/snmp/gpsd

1. Make the script executable

chmod +x /etc/snmp/gpsd

1. Edit your snmpd.conf file (usually /etc/snmp/snmpd.conf) and add:

extend gpsd /etc/snmp/gpsd

1. Restart snmpd on your host

The application should be auto-discovered as described at the top of the page. If it is not, please follow the steps set out under SNMP Extend heading at the top of the page.

If you run into timeout issues with this, you may need to run it configure it like below. If time gpspipe -w -n 20 is regularly longer than what your SNMP time out is for, this is required.

For cron...

*/5 * * * * /etc/snmp/gpsd 2> /dev/null > /var/cache/gpsd.snmp

For snmpd.conf...

extend gpsd /usr/bin/cat /var/cache/gpsd.snmp

Install the agent on this device if it isn't already and copy the gpsd script to /usr/lib/check_mk_agent/local/

You may need to configure $server or $port.

Verify it is working by running /usr/lib/check_mk_agent/local/gpsd