[Mailman-Users] Sendmail startup question
Eric Elder
eric at 101sites.com
Tue Jan 11 22:43:36 CET 2005
I found a tuning tip setting (for Sendmail and Mailman) in the Mailman
FAQ that I'd like to implement, but I want to check where exactly to
make the change.
I've include the tip below, but here are my two questions:
1) I've found a startup script on my server at /etc/init.d/sendmail,
but I'm not sure where to add these lines (if this is even the right
file to add it to?)
2) For the change in the mm_cfg.py, when I define the SMTPPORT = 1313,
is the 1313 a fixed value, or is that meant to be the "NNNN" value that
I used in the earlier startup script.
Here's the tip from the FAQ "6.3. MTA Performance Tuning Tips for
Sendmail." It says:
----------------------------------
In your startup script, add:
/usr/sbin/sendmail -bd -ODeliveryMode=defer \
-ODaemonPortOptions=Name=MSA,Port=NNNN,M=E,Addr=127.0.0.1
Where NNNN is some port number not otherwise used (you can test if
something's in use by doing "telnet localhost NNNN" -- if it's refused,
there's no daemon listening) This sets up a sendmail process listening
to the alternate port, in DEFER mode, but set to talk only to the
localhost interface, so it's not accessible by anyoneother than your
local machine: no open relay problems. To make mailman access that
port, add this to your mm_cfg.py:
# define alternate SMTP port
SMTPPORT = 1313
----------------------------------
And here are the current contents of my file /etc/init.d/sendmail
----------------------------------
#!/bin/bash
#
# sendmail This shell script takes care of starting and stopping
# sendmail.
#
# chkconfig: 2345 80 30
# description: Sendmail is a Mail Transport Agent, which is the program
\
# that moves mail from one machine to another.
# processname: sendmail
# config: /etc/mail/sendmail.cf
# pidfile: /var/run/sendmail.pid
# Source function library.
. /etc/rc.d/init.d/functions
# Source networking configuration.
[ -f /etc/sysconfig/network ] && . /etc/sysconfig/network
# Source sendmail configureation.
if [ -f /etc/sysconfig/sendmail ] ; then
. /etc/sysconfig/sendmail
else
DAEMON=no
QUEUE=1h
fi
[ -z "$SMQUEUE" ] && SMQUEUE="$QUEUE"
[ -z "$SMQUEUE" ] && SMQUEUE=1h
# Check that networking is up.
[ "${NETWORKING}" = "no" ] && exit 0
[ -f /usr/sbin/sendmail ] || exit 0
RETVAL=0
prog="sendmail"
start() {
# Start daemons.
echo -n $"Starting $prog: "
if test -x /usr/bin/make -a -f /etc/mail/Makefile ; then
make all -C /etc/mail -s
else
for i in virtusertable access domaintable mailertable ; do
if [ -f /etc/mail/$i ] ; then
makemap hash /etc/mail/$i < /etc/mail/$i
fi
done
fi
/usr/bin/newaliases > /dev/null 2>&1
daemon /usr/sbin/sendmail $([ "x$DAEMON" = xyes ] && echo -bd) \
$([ -n "$QUEUE" ] && echo -q$QUEUE) $SENDMAIL_OPTARG
RETVAL=$?
echo
[ $RETVAL -eq 0 ] && touch /var/lock/subsys/sendmail
if ! test -f /var/run/sm-client.pid ; then
echo -n $"Starting sm-client: "
touch /var/run/sm-client.pid
chown smmsp:smmsp /var/run/sm-client.pid
daemon --check sm-client /usr/sbin/sendmail -L sm-msp-queue -Ac \
-q $SMQUEUE $SENDMAIL_OPTARG
RETVAL=$?
echo
[ $RETVAL -eq 0 ] && touch /var/lock/subsys/sm-client
fi
return $RETVAL
}
stop() {
# Stop daemons.
echo -n $"Shutting down $prog: "
killproc sendmail
RETVAL=$?
echo
[ $RETVAL -eq 0 ] && rm -f /var/lock/subsys/sendmail
if test -f /var/run/sm-client.pid ; then
echo -n $"Shutting down sm-client: "
killproc sm-client
RETVAL=$?
echo
[ $RETVAL -eq 0 ] && rm -f /var/run/sm-client.pid
[ $RETVAL -eq 0 ] && rm -f /var/lock/subsys/sm-client
fi
return $RETVAL
}
# See how we were called.
case "$1" in
start)
start
;;
stop)
stop
;;
restart|reload)
stop
start
RETVAL=$?
;;
condrestart)
if [ -f /var/lock/subsys/sendmail ]; then
stop
start
RETVAL=$?
fi
;;
status)
status sendmail
RETVAL=$?
;;
*)
echo $"Usage: $0 {start|stop|restart|condrestart|status}"
exit 1
esac
exit $RETVAL
---------------------------------
Thanks,
Eric
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