Fix edge postfix gateway config for unkin.net #552

Merged
benvin merged 5 commits from benvin/mail-edge-role into develop 2026-10-13 21:42:39 +11:00

5 Commits

Author SHA1 Message Date
unkin-agent 89efe4f413 Relay main.unkin.net through the mail edge gateways
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2026-10-13 21:24:23 +11:00
unkin-agent 85a9f47025 Add edge PTR names to the mail gateway vault certs
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2026-10-13 21:18:54 +11:00
unkin-agent 9484e8b77b Add local rspamd and redis to the mail edge gateway (#553)
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Edge gateways need cheap deterministic in-session filtering behind the postfix milter, with no AI and no ClamAV on 1GB VMs.

- add a signature-checked rspamd yum repo via artifactapi, enabled for the gateway role
- add profiles::rspamd::edge managing the package and local.d files from hiera
- fetch rule files without blocking the service: empty placeholder, swap only on a successful changed fetch, then reload
- run a self-scanning milter proxy on 11332; reject at 13, header at 6, no greylisting, subject rewrite or gpt
- add a local 128MB redis for bayes autolearn; load SpamAssassin rules from rspamd-rules
- bypass rspamd for mail relayed out by the smarthost

Stacked on #552; requires terraform-artifactapi #63 applied first.

Reviewed-on: #553
Co-authored-by: unkin-agent <unkin-agent@unkin.net>
Co-committed-by: unkin-agent <unkin-agent@unkin.net>
2026-10-13 21:14:16 +11:00
unkin-agent a7c2b40b72 Clarify postscreen dnswl bypass threshold comment
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2026-10-13 20:35:59 +11:00
unkin-agent bca6dce407 Fix edge postfix gateway config for unkin.net
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2026-10-12 22:36:08 +11:00