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Revert: still get host not found from postfix (type=A vs type=AAAA) for PRIMARY_HOSTNAME

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downtownallday 2020-06-10 22:37:24 -04:00
parent a9b5350138
commit 7237f553a4
1 changed files with 0 additions and 10 deletions
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setup/mail-postfix.sh
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@ -61,16 +61,6 @@ tools/editconf.py /etc/postfix/main.cf \
myhostname=$PRIMARY_HOSTNAME\
smtpd_banner="\$myhostname ESMTP Hi, I'm a Mail-in-a-Box (Ubuntu/Postfix; see https://mailinabox.email/)" \
mydestination=localhost
# when ipv6 is disabled on the loopback adapter and a mail message
# delivery attempt fails because the recipient doesn't exist, postfix
# returns reason "Host or domain name not found. Name service error
# for name=abc.com type=AAAA: Host not found", instead of the actual
# reason "User doesn't exist." The sysadmin's intent is probably that
# ipv6 is not desired at all, so disable ipv6.
if kernel_ipv6_lo_disabled; then
tools/editconf.py /etc/postfix/main.cf inet_protocols=ipv4
fi
# Tweak some queue settings:
# * Inform users when their e-mail delivery is delayed more than 3 hours (default is not to warn).