fix(mail): postscreen whitelist LinkedIn senders (450 reject of verification mail)

2026-09-04 09:37:18 +01:00
parent 717348db6c
commit 58a57e890e
2 changed files with 9 additions and 0 deletions
@@ -74,3 +74,10 @@ done
 for owner in ${INCUBATOR_OWNERS}; do
  grant_share "${owner}" lookup read delete expunge write-deleted
 done
+
+# LinkedIn sender whitelist for postscreen (2026-09-04): LinkedIn mail to
+# produktor.io was rejected with 450 by postscreen (new sender IPs). Keep the
+# cidr file in sync with config/linkedin_whitelist.cidr.
+cp /tmp/docker-mailserver/linkedin_whitelist.cidr /etc/postfix/linkedin_whitelist.cidr 2>/dev/null
+chown postfix:postfix /etc/postfix/linkedin_whitelist.cidr 2>/dev/null
+postconf -e 'postscreen_access_list = permit_mynetworks, cidr:/etc/postfix/linkedin_whitelist.cidr'