unkin-agent 4313b7db49 Fix edge postfix gateway config for unkin.net (#552)
The mail gateway config was copied from an eFa appliance and predates the edge design: unfiltered/dead DNSBLs, a MailScanner milter, no local filtering, and no edge identity.

- filter postscreen DNSBL codes, add mailspike/psbl, drop sorbs/swl; dnswl clients skip greet tests
- run local rspamd (deterministic checks, redis bayes, edge.cf rules fetched each puppet run) as a tempfail milter
- set a 50MB size limit; drop qmqpd, 3DES and eFa leftovers
- relay unkin.net and main.unkin.net to [mail-in.main.unkin.net]:25 with verified TLS and recipient probing
- set myhostname and vault cert SANs per node (mta1/mta2.edge.unkin.net)

Reviewed-on: #552
Co-authored-by: unkin-agent <unkin-agent@unkin.net>
Co-committed-by: unkin-agent <unkin-agent@unkin.net>
2026-10-13 21:42:38 +11:00
2026-03-17 17:38:22 +11:00
2023-07-02 14:21:09 +10:00
2023-06-21 22:03:43 +10:00
2025-07-08 20:19:36 +10:00
2024-02-17 22:57:36 +11:00
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