/usr/lib/courier/esmtpd is in courier-mta 0.76.3-5+deb9u1.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 | #! /bin/sh
#
#
# Copyright 1998 - 2009 Double Precision, Inc. See COPYING for
# distribution information.
#
# This is a simple script to start/stop the smtp port daemon, courieresmtpd.
#
# Argument "start" starts the daemon.
# Argument "stop" stops the daemon (just the listening daemon).
# Argument "restart" rereads the smtpaccess.dat file.
prefix="/usr"
exec_prefix="/usr"
sysconfdir="/etc/courier"
sbindir="/usr/sbin"
cd ${prefix} || exit 1
case `basename $0` in
esmtpd)
configfiles="${sysconfdir}/esmtpd"
. ${sysconfdir}/esmtpd
;;
esmtpd-msa)
configfiles="${sysconfdir}/esmtpd ${sysconfdir}/esmtpd-msa"
. ${sysconfdir}/esmtpd
. ${sysconfdir}/esmtpd-msa
;;
*)
echo "Must be invoked as esmtpd or esmtpd-msa" >&2
exit 1
;;
esac
case $1 in
start)
;;
stop)
${sbindir}/couriertcpd -pid=$PIDFILE -stop
exit 0
;;
restart)
${sbindir}/couriertcpd -pid=$PIDFILE -restart
exit 0
;;
*)
exit 0
;;
esac
if test "${ACCESSFILE}" != ""
then
if test ! -f "$ACCESSFILE.dat"
then
ACCESSFILE=""
else
ACCESSFILE="-access=${ACCESSFILE}.dat"
fi
fi
if test "$ADDRESS" != ""
then
ADDRESS="-address=$ADDRESS"
fi
TCPDOPTS="$TCPDOPTS -user=$MAILUSER -group=$MAILGROUP $ADDRESS $BLACKLISTS $DROP $ACCESSFILE -maxprocs=$MAXDAEMONS -maxperc=$MAXPERC -maxperip=$MAXPERIP -pid=$PIDFILE"
/bin/mkdir -p `dirname $PIDFILE`
(
echo prefix=${prefix}
echo exec_prefix=${exec_prefix}
echo sysconfdir=${sysconfdir}
echo sbindir=${sbindir}
echo set -a
for f in $configfiles
do
echo . $f
done
echo "ulimit -d $ULIMIT"
echo ${sbindir}/couriertcpd $TCPDOPTS $PORT \
${sbindir}/courieresmtpd'>/dev/null 2>&1 </dev/null'
) | /usr/bin/env -i /bin/sh
exit 0
|