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changes for SPF on incoming email

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This commit is contained in:
John Supplee 2019-02-27 12:48:34 +02:00
parent c7659d9053
commit aa234a504e
1 changed files with 7 additions and 3 deletions
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10
setup/mail-postfix.sh
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@ -42,7 +42,8 @@ source /etc/mailinabox.conf # load global vars
# * `ca-certificates`: A trust store used to squelch postfix warnings about
# untrusted opportunistically-encrypted connections.
echo "Installing Postfix (SMTP server)..."
apt_install postfix postfix-sqlite postfix-pcre postgrey ca-certificates
apt_install postfix postfix-sqlite postfix-pcre postgrey ca-certificates \
postfix-policyd-spf-python
# ### Basic Settings
@ -97,7 +98,9 @@ tools/editconf.py /etc/postfix/master.cf -s -w \
-o cleanup_service_name=authclean" \
"authclean=unix n - - - 0 cleanup
-o header_checks=pcre:/etc/postfix/outgoing_mail_header_filters
-o nested_header_checks="
-o nested_header_checks=" \
"policy-spf=unix - n n - - spawn
user=nobody argv=/usr/bin/policyd-spf"
# Install the `outgoing_mail_header_filters` file required by the new 'authclean' service.
cp conf/postfix_outgoing_mail_header_filters /etc/postfix/outgoing_mail_header_filters
@ -195,7 +198,7 @@ tools/editconf.py /etc/postfix/main.cf virtual_transport=lmtp:[127.0.0.1]:10025
# "450 4.7.1 Client host rejected: Service unavailable". This is a retry code, so the mail doesn't properly bounce. #NODOC
tools/editconf.py /etc/postfix/main.cf \
smtpd_sender_restrictions="reject_non_fqdn_sender,reject_unknown_sender_domain,reject_authenticated_sender_login_mismatch,reject_rhsbl_sender dbl.spamhaus.org" \
smtpd_recipient_restrictions=permit_sasl_authenticated,permit_mynetworks,"reject_rbl_client zen.spamhaus.org",reject_unlisted_recipient,"check_policy_service inet:127.0.0.1:10023"
smtpd_recipient_restrictions=permit_sasl_authenticated,permit_mynetworks,"reject_rbl_client zen.spamhaus.org",reject_unlisted_recipient,"check_policy_service inet:127.0.0.1:10023","check_policy_service unix:private/policy-spf"
# Postfix connects to Postgrey on the 127.0.0.1 interface specifically. Ensure that
# Postgrey listens on the same interface (and not IPv6, for instance).
@ -214,6 +217,7 @@ tools/editconf.py /etc/postfix/main.cf \
# Allow the two SMTP ports in the firewall.
ufw_allow smtp
ufw_allow submission