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postfix: add tlsmgr service to enable STARTTLS

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Without tlsmgr, smtpd has no PRNG/entropy source and disables TLS,
rejecting STARTTLS with "454 4.7.0 TLS not available due to local problem".
This commit is contained in:
nemunaire 2026-06-06 12:58:51 +09:00
commit 8e7e56851b
1 changed files with 3 additions and 0 deletions
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3
docker/postfix/master.cf
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@ -3,6 +3,9 @@
# SMTP service
smtp inet n - n - - smtpd
# TLS session cache and PRNG manager (required for STARTTLS)
tlsmgr unix - - n 1000? 1 tlsmgr
# Pickup service
pickup unix n - n 60 1 pickup