Anton
Anton
Dear, That is not actually a bug. And this is correct, that SElinux blocked abnormal behaviour. You should understand how does SElinux works to troubleshoot and control it. After reading...
Heureka. I figured it out. Value of custom property is a datalist. That is why asterisks should be used around pattern. I could not achieve same result using "in", "contain"...
Dear Tqnsls, Yes, it self-resolved :)) but logically thinking - not. :) Let's leave it open, when/if it comes actual for development. BR /A
Dears, I recommend to implement such feature, which will save a lot of time during maintaining monitoring system. Screenshot attached from elder alternative monitoring system. BR /A 
+1 this is one of the critical requests, IMHO. be able to safely return to known/working configuration. meanwhile two years passed, I did accountancy on configuration with server local git...