I just upgraded my Icinga server last night from 16.04 to 18.04 and I am also using the same script and I am having the same issue. I also posted an issue on the author's page as a heads up to see if they can update the script:
https://github.com/alaskacommunications/nagios_check_keepalived/issues/3
I just upgraded my Icinga server last night from 16.04 to 18.04 and I am also using the same script and I am having the same issue. I also posted an issue on the author's page as a heads up to see if they can update the script:
https:/ /github. com/alaskacommu nications/ nagios_ check_keepalive d/issues/ 3