source: npl/mailserver/netqmail_conf/root/etc/postinst.d/post.qmail_conf

#!/bin/sh


### http://notes.sagredo.eu/en/qmail-notes-185/configuring-qmail-83.html

# create groups and users
. /etc/qmail.rc.config
qmail_user() {
  for I in _0 _1 _2 _3 _4 _5 _6; do
    eval CUR_USER=\$QMAIL_USER$I
    USER=`echo "$CUR_USER" | cut -d ':' -f 1`
    grep "$USER" /etc/passwd > /dev/null && userdel $USER
  done
  for I in _0 _1; do
    eval CUR_GROUP=\$QMAIL_GROUP$I
    GROUP=`echo "$CUR_GROUP" | cut -d ':' -f 1`
    grep "$GROUP" /etc/group > /dev/null && groupdel $GROUP
  done
  for I in _0 _1; do
    eval CUR_GROUP=\$QMAIL_GROUP$I
    GROUP=`echo "$CUR_GROUP" | cut -d ':' -f 1`
    CGID=`echo "$CUR_GROUP" | cut -d ':' -f 2`
    groupadd -g $CGID $GROUP
  done
  for I in _0 _1 _2 _3 _4 _5 _6; do
    eval CUR_USER=\$QMAIL_USER$I
    USER=`echo "$CUR_USER" | cut -d ':' -f 1`
    CUID=`echo "$CUR_USER" | cut -d ':' -f 2`
    GROUP=`echo "$CUR_USER" | cut -d ':' -f 3`
    HOME=`echo "$CUR_USER" | cut -d ':' -f 4`
    useradd -u $CUID -g $GROUP -d $HOME -s /bin/false $USER
  done
}
svcstop /service/nscd #this script doesnt like caching
qmail_user
svcreset /service/nscd


# logging via syslog in /var/log/maillog from now on
rm -rf /var/log/qmail/


# permissions
. /etc/qmail.permissions
qmail_permissions


#stuff
svc -d /service/qmail-*
svcstop /service/nscd/
svcreset /service/nscd/
touch /var/qmail/control/smtpplugins
svc -dx /service/qmail-*

#update old config?
if ! grep "127.0.0.3" /etc/qmail/tcp.smtp; then
    mv /etc/qmail/tcp.smtp.new /etc/qmail/tcp.smtp
fi


#regenerate cdb
tcprules /etc/qmail/tcp.smtp.cdb /etc/qmail/tcp.smtp.tmp < /etc/qmail/tcp.smtp
tcprules /etc/qmail/tcp.submission.cdb /etc/qmail/tcp.submission.tmp < /etc/qmail/tcp.submission


#TLS configuration
if ! [ -e /var/qmail/control/dh2048.pem ]; then
    openssl dhparam -out /var/qmail/control/dh2048.pem.tmp 2048 || exit 1
    chown qmaild /var/qmail/control/dh2048.pem.tmp || exit 1
    chmod 400 /var/qmail/control/dh2048.pem.tmp || exit 1
    mv /var/qmail/control/dh2048.pem.tmp /var/qmail/control/dh2048.pem || exit 1
fi


#certificate (uses letsencrypt)
rm /var/qmail/control/servercert.pem
ln -s /usr/webint/ssl/certandkey.pem /var/qmail/control/servercert.pem 

#fix queue
qfixq live


#enable scripts (x is disble to prevent starting up after first installation of binary)
chmod +x /service/qmail-smtpd/run /service/qmail-send/run /service/qmail-send/log/run /service/qmail-smtpd/log/run /service/qmail-submission/run /service/qmail-submission/log/run