[Xymon] smtps checks seem to always fail

Lists lists at benjamindsmith.com
Wed Jun 16 07:29:34 CEST 2021


On Tuesday, June 15, 2021 7:46:56 PM PDT Jeremy Laidman wrote:
> Benjamin
> 
> Firstly, you'll see 220 at the very start, and then 250 after sending EHLO
> or HELO. So you were correct the first time, with "expect 220".

Thanks Jeremy, I put this back

> Secondly, the mail server uses STARTTLS, so it's not doing encryption at
> the point that the EHLO and QUIT strings are sent. The "ssl" option in
> protocols.cfg assumes SSL/TLS is present during the handshake, immediately
> after the TCP connection is established, rather than after issuing the
> "send" string. Try removing the "ssl" option from protocols.cfg and see if
> that helps.

And when I do this, it "tests green" but apparently no longer is testing the 
SSL certificate. 

Is there a way to have xymon test the validity and currency of the SSL 
certificate too? Especially with LetsEncrypt certificates, I'd like to have 
warning if there is a problem with the postfix certificate config. 

Thanks, 

Ben 
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