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Short question about DEBUG_CENTRAL_BLOCKLIST

Posted: Mon Apr 20, 2026 9:06 am
by CrazyCat
Hello there,

I've activated a log with debug to check a little trouble I've, an I noticed that:

Code: Select all

[Mon Apr 20 10:57:03 2026] avalon.zeolia.chat central-blocklist.DEBUG_CENTRAL_BLOCKLIST debug: CBL: Client [email protected] is allowed (score 0)
[Mon Apr 20 10:58:11 2026] avalon.zeolia.chat central-blocklist.DEBUG_CENTRAL_BLOCKLIST debug: CBL: Client [email protected] is allowed (score 0)
[Mon Apr 20 10:58:45 2026] avalon.zeolia.chat central-blocklist.DEBUG_CENTRAL_BLOCKLIST debug: CBL: Client [email protected] is allowed (score 0)
[Mon Apr 20 11:01:03 2026] avalon.zeolia.chat central-blocklist.DEBUG_CENTRAL_BLOCKLIST debug: CBL: Client [email protected] is allowed (score 0)
[Mon Apr 20 11:01:31 2026] avalon.zeolia.chat central-blocklist.DEBUG_CENTRAL_BLOCKLIST debug: CBL: Client [email protected] is allowed (score 0)
[Mon Apr 20 11:02:05 2026] avalon.zeolia.chat central-blocklist.DEBUG_CENTRAL_BLOCKLIST debug: CBL: Client [email protected] is allowed (score 0)
[Mon Apr 20 11:02:39 2026] avalon.zeolia.chat central-blocklist.DEBUG_CENTRAL_BLOCKLIST debug: CBL: Client [email protected] is allowed (score 0)
[Mon Apr 20 11:03:13 2026] avalon.zeolia.chat central-blocklist.DEBUG_CENTRAL_BLOCKLIST debug: CBL: Client [email protected] is allowed (score 0)
This client is not on my network (and IP is a VPC), so I guess it's a kind of is_alive test for central-blocklist ? Can you confirm ?

Re: Short question about DEBUG_CENTRAL_BLOCKLIST

Posted: Wed May 27, 2026 3:00 pm
by Syzop
That's a debug message that shows you the user is accepted by CBL. If you are saying: "but the user does not show up online after this?" then it means something else is not allowing the user in. I know, it is a tad confusing, but it can happen due to the ping cookie test (initial PING/PONG), maybe KLINE/GLINE, some other rejections, softban / SASL requirement if configured to do so, i don't know by hand what all the possibilities are. Long story short: as far as CBL is concerned that user - whoever they are - can come in, but apparently they don't proceed to do so themselves or your server doesn't let them :)

Re: Short question about DEBUG_CENTRAL_BLOCKLIST

Posted: Thu May 28, 2026 10:06 pm
by CrazyCat
Hmmm ok, so another question: as this user seems to be unable to complete connection, how can I see what happen ?
I double checked and he's not blocked intentionnaly, and I don't see anything else than CBL debug in log, so I can't understand what is blocking him