postinst is in sendmail-base 8.15.2-10.
This file is a maintainer script. It is executed when installing (*inst) or removing (*rm) the package.
The actual contents of the file can be viewed below.
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set -e;
PACKAGE=sendmail-base;
# do we have debconf?
if [ -f /usr/share/debconf/confmodule ]; then
DEBCONF=true;
#. /usr/share/debconf/confmodule;
#db_stop; # For testing
else
DEBCONF='';
fi;
if [ "$1" = "configure" ]; then
#-----------------------------------------------------------
# Tell users about new and interesting things...
if [ -x /usr/share/sendmail/update_notices ]; then
/usr/share/sendmail/update_notices $2;
fi;
#-----------------------------------------------------------
# Create group/user smmta/smmsp iff needed
touch /etc/mail/tsmmta;
if ! chown root:smmta /etc/mail/tsmmta 2>/dev/null; then
addgroup --system --quiet smmta;
fi;
if ! chown smmta:smmta /etc/mail/tsmmta 2>/dev/null; then
adduser --system --ingroup smmta --home "/var/lib/sendmail" \
--disabled-password \
--quiet --gecos 'Mail Transfer Agent' smmta;
fi;
rm /etc/mail/tsmmta;
touch /etc/mail/tsmmsp;
if ! chown root:smmsp /etc/mail/tsmmsp 2>/dev/null; then
addgroup --system --quiet smmsp;
fi;
if ! chown smmsp:smmsp /etc/mail/tsmmsp 2>/dev/null; then
adduser --system --ingroup smmsp --home "/var/lib/sendmail" \
--disabled-password \
--quiet --gecos 'Mail Submission Program' smmsp;
fi;
rm /etc/mail/tsmmsp;
#-----------------------------------------------------------
# With a dynamic uid/gid, have to set appropriate ownership herein
chown root:smmsp /etc/mail/sasl;
chown root:smmsp /etc/mail/tls;
if [ -f "/var/run/sendmail/stampdir/reload" ]; then
chown smmsp:smmsp "/var/run/sendmail/stampdir/reload"
fi
#-----------------------------------------------------------
# Save the current configuration files in safe place...
if [ -x /etc/cron.daily/sendmail ]; then
echo "Saving current /etc/mail/sendmail.mc,cf to /var/backups";
/etc/cron.daily/sendmail || true;
fi;
#-----------------------------------------------------------
# Make sure inetd.conf has sendmail in it (but disabled)
if [ -x /usr/sbin/update-inetd ]; then
update-inetd --remove "^587";
update-inetd --group MAIL --add \
"smtp\tstream\ttcp\tnowait\troot\t/usr/sbin/sendmail sendmail -Am -bs";
update-inetd --group MAIL --add \
"submission\tstream\ttcp\tnowait\troot\t/usr/sbin/sendmail sendmail -Am -bs";
update-inetd --group MAIL --add \
"smtps\tstream\ttcp\tnowait\troot\t/usr/sbin/sendmail sendmail -Am -bs";
update-inetd --group MAIL --multi --disable smtp,smtps,submission;
fi;
fi
# Automatically added by dh_installdeb/11.1.4ubuntu1
dpkg-maintscript-helper rm_conffile /etc/dhcp3/dhclient-exit-hooks.d/sendmail 8.14.4-2.2\~ -- "$@"
# End automatically added section
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