It really seems limited in that it can mainly give you the things you would see on the physical unit such as load etc..
wget https://downloads.sourceforge.net/project/apcupsd/apcupsd%20-%20Stable/3.14.14/apcupsd-3.14.14.tar.gz?r=https%3A%2F%2Fsourceforge.net%2Fprojects%2Fapcupsd%2Ffiles%2Flatest%2Fdownload&ts=1598115866
tar -zxvf apcupsd-3.14.14.tar.gz
cd apcupsd-3.14.14
[root@somebox apcupsd-3.14.14]#
./conf........
service named status
rndc: connect failed: 127.0.0.1#953: connection refused
named (pid 10557) is running...
This issue is normally caused by a permissions issue where named doesn't have the permissions to read the rndc.key.
Check /var/log/messages:
Jan 4 17:06:22 storagebox named[10753]: none:0: open: /etc/rndc.key: permission denied
Jan 4 17:06:22 storagebox named[10........