Redis user acl for icingadb

Hi,

what is the minimum user acl for the redis user used by icingadb?

Every time i restrict the user to keys in

~icinga:* 
~icingadb:*

I get a backtrace that keys are not accessible. I tried running with ~* and dumped the keys and i fail to see keys not in those prefixes:

Dec 20 15:37:17 pax icingadb[15499]: NOPERM No permissions to access a key
                                     can't execute Redis script
                                     github.com/icinga/icingadb/pkg/icingadb/overdue.Sync.sync
                                             github.com/icinga/icingadb/pkg/icingadb/overdue/sync.go:164
                                     github.com/icinga/icingadb/pkg/icingadb/overdue.Sync.Sync.func4
                                             github.com/icinga/icingadb/pkg/icingadb/overdue/sync.go:74
                                     golang.org/x/sync/errgroup.(*Group).Go.func1
                                             golang.org/x/sync@v0.12.0/errgroup/errgroup.go:78
                                     runtime.goexit
                                             runtime/asm_amd64.s:1700

users.acl in redis:

user icingadb >SecurePassword allchannels ~icinga:* ~icingadb:* allcommands on

A feature request would be to log the key which has been tried to access.

Flo