beenull/power-mailinabox
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Add noreply table to database

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Incoming email to addresses in this table will be automatically rejected
(because it doesn't have a mailbox)
This commit is contained in:
David Duque 2021-02-17 02:55:50 +00:00
parent 3862892568
commit 8567011f9d
No known key found for this signature in database
GPG key ID: 2F327738A3C0AE3A
2 changed files with 8 additions and 1 deletions
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2
setup/mail-postfix.sh
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@ -216,7 +216,7 @@ management/editconf.py /etc/postfix/main.cf lmtp_destination_recipient_limit=1
# "450 4.7.1 Client host rejected: Service unavailable". This is a retry code, so the mail doesn't properly bounce. #NODOC
management/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="check_recipient_access sqlite:/etc/postfix/noreply-addresses.cf",permit_sasl_authenticated,permit_mynetworks,"reject_rbl_client zen.spamhaus.org",reject_unlisted_recipient,"check_policy_service inet:127.0.0.1:10023"
# 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).

7
setup/mail-users.sh
View file

@ -22,6 +22,7 @@ if [ ! -f $db_path ]; then
echo Creating new user database: $db_path;
echo "CREATE TABLE users (id INTEGER PRIMARY KEY AUTOINCREMENT, email TEXT NOT NULL UNIQUE, password TEXT NOT NULL, extra, privileges TEXT NOT NULL DEFAULT '');" | sqlite3 $db_path;
echo "CREATE TABLE aliases (id INTEGER PRIMARY KEY AUTOINCREMENT, source TEXT NOT NULL UNIQUE, destination TEXT NOT NULL, permitted_senders TEXT);" | sqlite3 $db_path;
echo "CREATE TABLE noreply (id INTEGER PRIMARY KEY AUTOINCREMENT, email TEXT NOT NULL UNIQUE);" | sqlite3 $db_path
echo "CREATE TABLE mfa (id INTEGER PRIMARY KEY AUTOINCREMENT, user_id INTEGER NOT NULL, type TEXT NOT NULL, secret TEXT NOT NULL, mru_token TEXT, label TEXT, FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE);" | sqlite3 $db_path;
fi
@ -148,6 +149,12 @@ dbpath=$db_path
query = SELECT destination from (SELECT destination, 0 as priority FROM aliases WHERE source='%s' AND destination<>'' UNION SELECT email as destination, 1 as priority FROM users WHERE email='%s') ORDER BY priority LIMIT 1;
EOF
# SQL statement to check if we're sending to a noreply address.
cat > /etc/postfix/noreply-addresses.cf << EOF;
dbpath=/home/user-data/mail/users.sqlite
query = SELECT 'REJECT This address is not ready to receive email.' FROM noreply WHERE email='%s'
EOF
# Restart Services
##################