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#!/bin/sh #----------------------------------------------------------------------------- # $Sendmail: sm_helper.sh,v 8.18.1 2024-03-15 01:52:07 cowboy Exp $ # # Copyright (c) 1998-2010 Richard Nelson. All Rights Reserved. # # Debian helper function script for Debian Sendmail # Note: this file supports 8.15.0 - 9.0.0 # # Notes (to all): # * # # Notes (to self): # * clean_queues fubar, esp wrt MSP # #----------------------------------------------------------------------------- # DEBUG=0; # Support stand-alone execution if [ -z "$DAEMON" ]; then PATH=/bin:/usr/bin:/sbin:/usr/sbin DESC="Mail Transport Agent (MTA)" NAME=sendmail DAEMON=/usr/sbin/$NAME DAEMON_ARGS="" SCRIPTNAME=/etc/init.d/$NAME # Exit if the package is not installed [ -x "$DAEMON" ] || exit 0 # Read configuration variable file if it is present [ -r /etc/default/sendmail ] && . /etc/default/sendmail # Load the VERBOSE setting and other rcS variables . /lib/init/vars.sh # Define LSB log_* functions. . /lib/lsb/init-functions fi; # Can't do this earlier, the lsb inclusion is unsafe :( set -e; #------------------------------------------------------------------------------ # Parameters for the sendmail daemon # Do *NOT* touch these lines, instead, edit /etc/mail/sendmail.conf # The _PARMS lines are listed in precedence order #------------------------------------------------------------------------------ Get_Parameters () { # Main configuration parameters in /etc/mail/sendmail.conf DAEMON_MODE='Daemon'; DAEMON_PARMS=''; DAEMON_UID='root'; QUEUE_MODE="$DAEMON_MODE"; QUEUE_INTERVAL='10m'; QUEUE_PARMS=''; MSP_MODE="$QUEUE_MODE"; MSP_INTERVAL="$QUEUE_INTERVAL"; MSP_PARMS=""; MISC_PARMS=''; CRON_PARMS=''; LOG_CMDS='No'; # Secondary (non-documented) parameters in /etc/mail/sendmail.conf # Caveat Emptor: change these at your own risk - they impact several # disjoint pieces parts... SENDMAIL_ROOT='/var/run/sendmail'; MTA_DAEMON='/usr/sbin/sendmail-mta'; MTA_COMMAND='/usr/sbin/sendmail-mta'; MTA_A='-Am'; MTAL_L='-L sm-mta'; MTAL_L_QUEUE='-L sm-mta-queue'; MTAL_L_RUNQ='-L sm-mta-runq'; MTA_ROOT="${SENDMAIL_ROOT}/mta"; MTAL_PIDFILE="${MTA_ROOT}/sendmail.pid"; MTAL_SOCKET="${MTA_ROOT}/smsocket"; MTAL_CNTL="${MTA_ROOT}/smcontrol"; MTAQ_L='-L sm-que'; MTAQ_L_RUNQ='-L sm-que-runq'; MTAQ_PIDFILE="${MTA_ROOT}/queue.pid"; MTAQ_SOCKET="${MTA_ROOT}/qusocket"; MTAQ_CNTL="${MTA_ROOT}/qucontrol"; MSP_DAEMON='/usr/sbin/sendmail-msp'; MSP_COMMAND='/usr/sbin/sendmail-msp'; MSP_A='-Ac'; MSP_L='-L sm-msp'; MSP_L_QUEUE='-L sm-msp-queue'; MSP_ROOT="${SENDMAIL_ROOT}/msp"; MSP_PIDFILE="${MSP_ROOT}/sendmail.pid"; MSP_SOCKET="${MSP_ROOT}/smsocket"; MSP_CNTL="${MSP_ROOT}/smcontrol"; # Pull in any user modified variables if [ -f /etc/mail/sendmail.conf ]; then . /etc/mail/sendmail.conf; fi; # These can't be user customized SM_Get_Parameters='yes'; PATH='/bin:/usr/bin:/sbin:/usr/sbin'; STAMP_DIR="${SENDMAIL_ROOT}/stampdir"; START_MTAL_CMD="start-stop-daemon \ --pidfile $MTAL_PIDFILE \ --startas $MTA_COMMAND \ --start"; STOP_MTAL_CMD="start-stop-daemon \ --pidfile $MTAL_PIDFILE \ --exec $MTA_COMMAND \ --name sendmail-mta \ --stop"; SIGNAL_MTAL_CMD="start-stop-daemon \ --pidfile $MTAL_PIDFILE \ --exec $MTA_COMMAND \ --name sendmail-mta \ --stop"; START_MTAQ_CMD="start-stop-daemon \ --pidfile $MTAQ_PIDFILE \ --make-pidfile \ --startas $MTA_COMMAND \ --start"; STOP_MTAQ_CMD="start-stop-daemon \ --pidfile $MTAQ_PIDFILE \ --exec $MTA_COMMAND \ --name sendmail-mta \ --stop"; SIGNAL_MTAQ_CMD="start-stop-daemon \ --pidfile $MTAQ_PIDFILE \ --exec $MTA_COMMAND \ --name sendmail-mta \ --stop"; START_MSP_CMD="start-stop-daemon \ --pidfile $MSP_PIDFILE \ --startas $MSP_COMMAND \ --chuid smmsp \ --start"; STOP_MSP_CMD="start-stop-daemon \ --pidfile $MSP_PIDFILE \ --exec $MSP_COMMAND \ --name sendmail-msp \ --stop"; SIGNAL_MSP_CMD="start-stop-daemon \ --pidfile $MSP_PIDFILE \ --exec $MSP_COMMAND \ --name sendmail-msp \ --stop"; NAME='sendmail'; FLAGS='defaults 50'; # Sanitize some keyword entries DAEMON_MODE=$(echo "$DAEMON_MODE" | tr '[:upper:]' '[:lower:]'); QUEUE_MODE=$(echo "$QUEUE_MODE" | tr '[:upper:]' '[:lower:]'); MSP_MODE=$(echo "$MSP_MODE" | tr '[:upper:]' '[:lower:]'); # See if we can share the listener and queue-runner daemon: # * Both must be in daemon mode # * They must have the same (possibly empty) parameters if [ "$DAEMON_MODE" = "daemon" \ -a \( \( "$QUEUE_MODE" = "cron" -o "$QUEUE_MODE" = "none" \) \ -o \( "$QUEUE_MODE" != "cron" \ -a "$QUEUE_MODE" != "none" \ -a "$DAEMON_PARMS" = "$QUEUE_PARMS" \ \) \ \) ]; then SPLIT_DAEMON=0; else SPLIT_DAEMON=1; fi; # Version dependant support: # 8.12.0+ M{TA,MSP}_A if [ ! -f /usr/share/sendmail/cf/feature/msp.m4 ]; then MTA_A=''; MTAL_L=''; MTAL_L_QUEUE=''; MSP_A=''; MSP_L=''; MSP_L_QUEUE=''; fi; }; #------------------------------------------------------------------------------ # the stamp directory is owned and writable by group smmsp touch_stamp() { if [ "$(id -nu)" = "smmsp" ]; then touch "$1" else su smmsp -s /bin/sh -c "touch '$1'" fi } #------------------------------------------------------------------------------ # enhanced sendmail startup #------------------------------------------------------------------------------ start_mta () { local result; result=0; # # Make sure /var/run/sendmail/ exists check_dirs; # # If already running, don't start it... if is_running mta; then log_warning_msg 'MTA is already running.'; return 1; fi; # # Check if we're going to run a daemon (and how many): daemon_check || result=$?; if [ "$result" -ne 0 ]; then return 0; fi; # # Mark restarted for communication betwixt here and /etc/mail/Makefile touch_stamp $STAMP_DIR/reload # if [ "$DAEMON_MODE" = "daemon" ]; then # # Allow Unix (local) connections betwixt MSP/MTA: touch $MTAL_SOCKET; # # We can only afford to clean the MTA queues if running daemon mode, # otherwise, there is a chance that a cronjob might still be using # the queue... Thats also why we don't clean the MSP queues herein. #clean_queues; # # cd to a safe place to stash core files... cd $MTA_ROOT; CMD="$START_MTAL_CMD -- $MTAL_PARMS"; if [ "$LOG_CMDS" = "Yes" ]; then logger -i -p mail.debug -- "$0 $CMD"; fi; $CMD & # # Update permissions on smsocket sleep 2; chown $DAEMON_UID:smmsp $MTAL_SOCKET; chmod 0666 $MTAL_SOCKET; fi; # # Check for split daemon mode (separate listener/queue runner) if [ "$SPLIT_DAEMON" -eq 1 ]; then CMD="$START_MTAQ_CMD -- $MTAQ_PARMS"; if [ "$LOG_CMDS" = "Yes" ]; then logger -i -p mail.debug -- "$0 $CMD"; fi; $CMD & sleep 2; qp=`expr "${MTAQ_PARMS}" : '.*\(-qp[0-9]*[smhdw]\)'` || true; if [ -z "$qp" ]; then chmod 0664 $MTAQ_PIDFILE; else qc=`ps --no-headers -fCsendmail-mta \ | egrep -e 'Queue control' \ | awk '{print $2}'`; if [ -z "$qc" ]; then rm -f $MTAQ_PIDFILE; else chmod 0664 $MTAQ_PIDFILE; printf "$qc\n$MTA_COMMAND $MTAQ_PARMS" > $MTAQ_PIDFILE; fi; fi; fi; # # if running split service, run the client queues (just to make sure) if check_msp; then $MSP_COMMAND -q $MSP_A $MSP_L_QUEUE $MSP_PARMS $MISC_PARMS; fi; return $result; }; start_msp () { local result; result=0; # # Make sure /var/run/sendmail/ exists check_dirs; # # If already running, don't start it... if is_running msp; then log_warning_msg 'MSP is already running.'; return 1; fi; # # Check to see if MSP mode is indeed available if ! check_msp; then return 0; fi; # # Check if we're going to run a daemon: if [ "$MSP_MODE" != 'daemon' ]; then return 0; fi; # # We can only afford to clean the MSP queues if running daemon mode, # otherwise, there is a chance that a cronjob might still be using # the queue... Thats also why we don't clean the MTA queues herein. #clean_queues /var/spool/mqueue-client; # # cd to a safe place to stash core files... cd $MSP_ROOT; $START_MSP_CMD -- \ $MSP_A $MSP_L -q${MSP_INTERVAL} $MSP_PARMS $MISC_PARMS & return $result; }; start_sendmail () { local result; # Update databases make_databases; result=0; start_mta || result=$?; if check_msp; then start_msp || true; fi; return $result; }; #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # enhanced sendmail reload #------------------------------------------------------------------------------ reload_mta () { local result; # # Make sure /var/run/sendmail/ exists check_dirs; # # Update databases make_databases; # # reload (signal -HUP) is *much* better/faster than stop/start # # Mark restarted for communication betwixt here and /etc/mail/Makefile touch_stamp $STAMP_DIR/reload # # If not running, just start it... if ! is_running mta; then start_mta; fi; # # Is running, must signal it... result=0; $SIGNAL_MTAL_CMD --signal HUP --oknodo --quiet || result=$?; sleep 2; chown $DAEMON_UID:smmta $MTAL_SOCKET; chmod 0666 $MTAL_SOCKET; # # Check for split daemon mode (separate listener/queue runner) if [ "$SPLIT_DAEMON" -eq 1 ]; then $SIGNAL_MTAQ_CMD --signal HUP --oknodo --quiet || true; fi; return $result; }; reload_msp () { local result; result=0; # # Make sure /var/run/sendmail/ exists check_dirs; # # reload (signal -HUP) is *much* better/faster than stop/start # # If not running, just start it... if ! is_running msp; then start_msp; fi; # # Is running, must signal it... $SIGNAL_MSP_CMD --signal HUP --oknodo --quiet || result=$?; return $result; }; reload_sendmail () { local result; result=0; reload_mta || result=$?; if check_msp; then reload_msp || true; fi; return $result; }; #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # enhanced sendmail shutdown #------------------------------------------------------------------------------ stop_mta () { local result cnt; result=0; stopped=0; # # Make sure /var/run/sendmail/ exists check_dirs; # # If not running, don't stop it... if ! is_running mta; then return 0; fi; # # Is running, must stop it... $STOP_MTAL_CMD --signal TERM --quiet --oknodo > /dev/null; # # Now we have to wait until sendmail has _really_ stopped. # sleep 2; if $STOP_MTAL_CMD --signal TERM --quiet > /dev/null; then log_progress_msg ' Waiting .'; cnt=0; while $STOP_MTAL_CMD --signal TERM --quiet > /dev/null; do cnt=`expr $cnt + 1`; if [ $cnt -gt 60 ]; then # # Waited 120 seconds now. Fail. # echo -n ' Failed '; stopped=1; break; fi; sleep 2; log_progress_msg '.'; done; echo -n ' Done '; fi; # # Remove pidfile iff stopped if ! $STOP_MTAL_CMD --signal TERM --quiet > /dev/null; then rm -f "$MTAL_PIDFILE"; fi return $result; }; stop_queue () { local result cnt; result=0; stopped=0; # # Make sure /var/run/sendmail/ exists check_dirs; # # If not running, don't stop it... if ! is_running queue; then return 0; fi; # # Is running, must stop it... $STOP_MTAQ_CMD --signal TERM --quiet --oknodo > /dev/null; # # Now we have to wait until sendmail has _really_ stopped. # sleep 2; if $STOP_MTAQ_CMD --signal TERM --quiet > /dev/null; then log_progress_msg ' Waiting .'; cnt=0; while $STOP_MTAQ_CMD --signal TERM --quiet > /dev/null; do cnt=`expr $cnt + 1`; if [ $cnt -gt 60 ]; then # # Waited 120 seconds now. Fail. # echo -n ' Failed '; stopped=1; break; fi; sleep 2; log_progress_msg '.'; done; echo -n ' Done '; fi; # # Remove pidfile iff stopped if ! $STOP_MTAQ_CMD --signal TERM --quiet > /dev/null; then rm -f "$MTAQ_PIDFILE"; fi return $result; }; stop_msp () { local result cnt; result=0; stopped=0; # # Make sure /var/run/sendmail/ exists check_dirs; # # If not running, don't stop it... if ! is_running msp; then return 0; fi; # # Is running, must stop it... $STOP_MSP_CMD --signal TERM --quiet --oknodo > /dev/null; # # Now we have to wait until sendmail has _really_ stopped. # sleep 2; if $STOP_MSP_CMD --signal TERM --quiet > /dev/null; then log_progress_msg 'Waiting .'; cnt=0; while $STOP_MSP_CMD --signal TERM --quiet > /dev/null; do cnt=`expr $cnt + 1`; if [ $cnt -gt 60 ]; then # # Waited 120 seconds now. Fail. # echo -n ' Failed '; stopped=1; break; fi; sleep 2; log_progress_msg '.'; done; echo -n ' Done '; fi; # # Remove pidfile iff stopped if ! $STOP_MSP_CMD --signal TERM --quiet > /dev/null; then rm -f "$MSP_PIDFILE"; fi; return $result; }; stop_sendmail () { local result; result=0; if check_msp; then stop_msp || true; fi; stop_mta || result=$?; stop_queue || true; return $result; }; #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # Check to see if sendmail is running #------------------------------------------------------------------------------ is_running () { local result; result=1; # # Make sure /var/run/sendmail/ exists check_dirs; # # Determine proper pidfile to check who=$(echo "$1" | tr '[:upper:]' '[:lower:]'); case $who in mta) PIDFILE="$MTAL_PIDFILE"; ;; queue) PIDFILE="$MTAQ_PIDFILE"; ;; msp) PIDFILE="$MSP_PIDFILE"; ;; *) PIDFILE="$1"; ;; esac; # # If no pidfile, not running # Extract pid/command and see if still running # Remove pidfile if app didn't # Also remove any control sockets if [ -s $PIDFILE ]; then PID=`head -n 1 $PIDFILE 2>/dev/null`; COMMAND=`tail -n 1 $PIDFILE`; if [ ! -z "`ps --no-heading $PID`" ]; then result=0; else rm -f $PIDFILE; case $who in mta) rm -f $MTAL_SOCKET $MTAL_CNTL; ;; queue) rm -f $MTAQ_SOCKET $MTAQ_CNTL; ;; msp) rm -f $MSP_SOCKET $MSP_CNTL; esac; fi; fi; return $result; }; #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # Check to see if running split service (MTA, MSP) # Must be at 8.12.0+ for this support #------------------------------------------------------------------------------ check_msp () { local result; result=1; if [ ! -f /usr/share/sendmail/cf/feature/msp.m4 ]; then result=1; elif [ -s /etc/mail/submit.cf ] \ && [ -s /etc/mail/submit.mc ]; then if grep -qEe "^[[:space:]]*\`?FEATURE\([[:space:]]*\`?msp" \ /etc/mail/submit.mc; then result=0; fi; fi; return $result; }; #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # Miscellaneous sendmail command support for MSP/MTA split # mailstats, mailq, runq #------------------------------------------------------------------------------ newaliases () { # # Obtain parameters IFF needed if [ -z "$SM_Get_Parameters" ]; then Get_Parameters; fi; # $MTA_COMMAND $MTA_A -bi $*; }; hoststat () { # # Obtain parameters IFF needed if [ -z "$SM_Get_Parameters" ]; then Get_Parameters; fi; # $MTA_COMMAND $MTA_A -bh $*; }; purgestat () { local parms; parms=$(echo "$1" | tr '[:upper:]' '[:lower:]'); case $parms in n*) # Now parms='-O Timeout.hoststatus=0s'; shift; ;; *) parms=''; ;; esac; # # Obtain parameters IFF needed if [ -z "$SM_Get_Parameters" ]; then Get_Parameters; fi; # $MTA_COMMAND $MTA_A -bH $parms $*; }; mailstats () { # # Obtain parameters IFF needed if [ -z "$SM_Get_Parameters" ]; then Get_Parameters; fi; # # if running split service, show the client status first if check_msp; then echo 'MSP statistics...'; #check if we have a status file for the MSP statusfile=$(grep -Ee '^O StatusFile=/.*' \ /etc/mail/submit.cf | cut -d= -f2); if [ -n $statusfile ]; then /usr/libexec/sendmail/mailstats -C \ /etc/mail/submit.cf $* || true; fi; echo 'MTA statistics...'; fi; # # check if we have a status file for the MTA statusfile=$(grep -Ee '^O StatusFile=/.*' \ /etc/mail/sendmail.cf | cut -d= -f2); if [ -n $statusfile ]; then /usr/libexec/sendmail/mailstats $* || true; fi; }; mailq () { # # Obtain parameters IFF needed if [ -z "$SM_Get_Parameters" ]; then Get_Parameters; fi; # # if running split service, show the client queues first if check_msp; then echo 'MSP Queue status...'; # # Check to see if shared memory is in use (8.12.0+) if grep -qEe "^[[:space:]]*\`?define\(\`?confSHAREDMEMORYKEY'?[[:space:]]*,[[:space:]]*\`?0*[1-9]+[0-9]*'?[[:space:]]*\)" \ /etc/mail/submit.mc; then $MSP_COMMAND -bP || true; fi; $MSP_COMMAND -bp $MSP_A $MISC_PARMS $* || true; echo 'MTA Queue status...'; fi; # # Check to see if shared memory is in use (8.12.0+) if grep -qEe "^[[:space:]]*\`?define\(\`?confSHAREDMEMORYKEY'?[[:space:]]*,[[:space:]]*\`?0*[1-9]+[0-9]*'?[[:space:]]*\)" \ /etc/mail/sendmail.mc; then $MTA_COMMAND -bP || true; fi; $MTA_COMMAND -bp $MTA_A $MISC_PARMS $* || true; }; runq () { local parms flag; parms=; while [ $# -gt 0 ]; do flag=$(echo "$1" | tr '[:upper:]' '[:lower:]'); case $flag in n*) # Now parms="$parms -O Timeout.hoststatus=0s -O MinQueueAge=0"; shift; ;; v*) # verbose parms="$parms -v"; shift; ;; *) parms="$parms $flag"; shift; ;; esac; done; # # Obtain parameters IFF needed if [ -z "$SM_Get_Parameters" ]; then Get_Parameters; fi; # # if running split service, run the client queues first if check_msp; then echo 'Running the MSP queue...'; $MSP_COMMAND -q $MSP_A \ $MSP_L_QUEUE $MSP_PARMS $MISC_PARMS $parms || true; echo 'Running the MTA queues...'; fi; if [ "$SPLIT_DAEMON" -eq 0 ]; then $MTA_COMMAND -q $MTA_A \ $MTAL_L_RUNQ $QUEUE_PARMS $MISC_PARMS $parms || true; else $MTA_COMMAND -q $MTA_A \ $MTAQ_L_RUNQ $QUEUE_PARMS $MISC_PARMS $parms || true; fi; }; control () { # # Obtain parameters IFF needed if [ -z "$SM_Get_Parameters" ]; then Get_Parameters; fi; local parms; parms="$*"; if [ -z "$parms" ]; then parms='help'; fi; if is_running mta; then /usr/share/sendmail/smcontrol.pl $parms; else echo 'MTA: is not running'; fi; }; #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # Print status of running job(s) #------------------------------------------------------------------------------ status () { # # Make sure /var/run/sendmail/ exists check_dirs; # # Obtain parameters IFF needed if [ -z "$SM_Get_Parameters" ]; then Get_Parameters; fi; # # if running split service, check the client status first if check_msp; then if is_running msp; then echo "MSP: $PID $COMMAND"; ps -fwp $PID; if [ -S ${MSP_CNTL} ]; then /usr/share/sendmail/smcontrol.pl \ -f ${MSP_CNTL} status || true; fi; elif [ $MSP_MODE = 'cron' ]; then echo "MSP: is run via cron ($MSP_INTERVAL)"; elif [ $MSP_MODE = 'none' ]; then echo 'MSP: is disabled'; else echo 'MSP: is not running'; fi; fi; # # Check MTA listener if is_running mta; then echo "MTA: $PID $COMMAND"; ps -fwp $PID; if [ -S ${MTAL_CNTL} ]; then /usr/share/sendmail/smcontrol.pl \ -f ${MTAL_CNTL} status || true; fi; elif [ $DAEMON_MODE = 'inetd' ]; then echo 'MTA: is run via inetd'; elif [ $DAEMON_MODE = 'none' ]; then echo 'MTA: is disabled'; else echo 'MTA: is not running'; fi; # # Check for split daemon mode (separate listener/queue runner) if is_running queue; then echo "QUE: $PID $COMMAND"; ps -fwp $PID; if [ -S ${MTAQ_CNTL} ]; then /usr/share/sendmail/smcontrol.pl \ -f ${MTAQ_CNTL} status || true; fi; elif [ $QUEUE_MODE = 'cron' ]; then echo "QUE: is run via cron ($QUEUE_INTERVAL)"; elif [ $QUEUE_MODE = 'none' ]; then echo 'QUE: is disabled'; elif [ "$SPLIT_DAEMON" -eq 0 ]; then echo "QUE: Same as MTA"; else echo 'QUE: is not running'; fi; }; #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # Cronjob handling #------------------------------------------------------------------------------ cron_mta () { # # Make sure /var/run/sendmail/ exists check_dirs; # # Obtain parameters IFF needed if [ -z "$SM_Get_Parameters" ]; then Get_Parameters; fi; # # If cron not needed, don't do queue running (though it wouldn't hurt) if [ $QUEUE_MODE = 'cron' ]; then # # If running a split (MTA/MSP) setup, we need to make sure that # messages not immediately accepted by the MTA get delivered. # Only run the MSP queue if MSP_MODE=none if check_msp; then if [ $MSP_MODE = 'none' ]; then # Make sure only *ONE* cronjob at a time if lockfile-create --lock-name --use-pid $STAMP_DIR/cron_msp ; then #clean_queues /var/spool/mqueue-client; $MSP_COMMAND -qf $MSP_A $MSP_L_QUEUE \ $MSP_PARMS $MISC_PARMS \ $CRON_PARMS || true; lockfile-remove --lock-name $STAMP_DIR/cron_msp fi; fi; fi; # Make sure only *ONE* cronjob at a time if lockfile-create --lock-name --use-pid $STAMP_DIR/cron_mta ; then $MTA_COMMAND -qf $MTA_A $MTAL_L_QUEUE \ $QUEUE_PARMS $MISC_PARMS $CRON_PARMS || true; lockfile-remove --lock-name $STAMP_DIR/cron_mta fi; fi; }; cron_msp () { # # Make sure /var/run/sendmail/ exists check_dirs; # # Obtain parameters IFF needed if [ -z "$SM_Get_Parameters" ]; then Get_Parameters; fi; # # If cron not needed, don't do queue running (though it wouldn't hurt) if [ $MSP_MODE = 'cron' ]; then # # If running a split (MTA/MSP) setup, we need to make sure that # messages not immediately accepted by the MTA get delivered. if check_msp; then # Make sure only *ONE* cronjob at a time if lockfile-create --lock-name --use-pid $STAMP_DIR/cron_msp ; then #clean_queues /var/spool/mqueue-client; $MSP_COMMAND -qf $MSP_A $MSP_L_QUEUE \ $MSP_PARMS $MISC_PARMS \ $CRON_PARMS || true; lockfile-remove --lock-name $STAMP_DIR/cron_msp fi; fi; fi; }; #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # Determine how to run sendmail mta daemon # * No daemon # * As listener # * As queue runner # * As both listener and queue runner #------------------------------------------------------------------------------ daemon_check () { local run_daemon; # # Skip daemon run for the following: # * sendmail hasn't been configured # * DAEMON_MODE = (none | inet) & QUEUE_MODE = (none | cron) if [ ! -s /etc/mail/sendmail.cf ] || \ [ ! -s /etc/mail/sendmail.mc ]; then log_failure_msg 'Not configured, not started.'; return 1; fi; MTAL_PARMS="$MTA_A $MTAL_L"; MTAQ_PARMS="$MTA_A $MTAQ_L"; run_daemon=3; case "$DAEMON_MODE" in none* | \ inetd*) run_daemon=`expr $run_daemon - 1`; ;; daemon* | \ *) MTAL_PARMS="$MTAL_PARMS -bd $DAEMON_PARMS"; ;; esac; case "$QUEUE_MODE" in none* | \ cron*) run_daemon=`expr $run_daemon - 1`; ;; daemon* | \ *) # Check for split daemon mode (separate listener/queue runner) if [ $SPLIT_DAEMON -eq 0 ]; then if [ ! -z "$QUEUE_INTERVAL" ]; then MTAL_PARMS="$MTAL_PARMS -q${QUEUE_INTERVAL}"; fi; MTAL_PARMS="$MTAL_PARMS $QUEUE_PARMS"; else if [ ! -z "$QUEUE_INTERVAL" ]; then MTAQ_PARMS="$MTAQ_PARMS -q${QUEUE_INTERVAL}"; fi; MTAQ_PARMS="$MTAQ_PARMS $QUEUE_PARMS"; fi; ;; esac; # Add any miscellanous (ie debugging) parameters MTAL_PARMS="$MTAL_PARMS $MISC_PARMS"; MTAQ_PARMS="$MTAQ_PARMS $MISC_PARMS"; # Add PidFile override for MTA queue runner MTAQ_PARMS="$MTAQ_PARMS -O PidFile=$MTAQ_PIDFILE"; MTAQ_PARMS="$MTAQ_PARMS -O ControlSocketName=$MTAQ_CNTL"; if [ $run_daemon -lt 2 ]; then log_failure_msg 'listen/queue daemon not needed.'; return 1; fi; return 0; }; #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # Simple routine to update the databases on start/refresh/restart #------------------------------------------------------------------------------ make_databases () { # # Life is so much simpler with make if test -x /usr/bin/make -a -f /etc/mail/Makefile; then /usr/bin/make all -s -C /etc/mail >/dev/null; # # Here, all I could do would be handle a *few* database - # quite frankly, it isn't worth it, someone will want yet another else echo "No make, you'll have to rebuild your databases by hand :("; fi; } #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # Clean sendmail queues (somewhat): does *not* support split qf/df/xf dirs. # NOTE: This whole thing sucks with queue-groups, need to redo it!!! # NOTE: Check for race conditions betwixt this code and queue-runners #------------------------------------------------------------------------------ clean_queues () { local QUEUE_ROOT QUEUE QUIET # Obtain queue root directory if [ -z "$1" ]; then QUEUE_ROOT=/var/spool/mqueue QUEUE=/var/spool/mqueue QUIET='' else QUEUE_ROOT="$1" QUEUE="$1" QUIET='1' fi # remove lock files left because of kill/crash # rm -f $QUEUE/[lnx]f* doesn't work with a plethora of files ;-( for i in A B C D E F G H I J K L M N O P Q R S T U V W X Y Z \ a b c d e f g h i j k l m n o p q r s t u v w x y z; do rm -f $QUEUE/[lnx]f${i}* done # remove zero length qf files #for qffile in $QUEUE/qf*; do for qffile in $(find $QUEUE_ROOT -type f -name 'qf*'); do if [ -r "$qffile" ] && [ ! -s "$qffile" ]; then if [ ! -z "$QUIET" ]; then echo -n "<zero: $qffile> "; fi rm -f "$qffile" fi done # rename tf files to be qf if the qf does not exist for tffile in $QUEUE/tf*; do qffile=`echo "$tffile" | sed 's/\/tf\([[:alnum:]]*\)$/\/qf\1/'` if [ -r "$tffile" ] && [ ! -f "$qffile" ]; then if [ ! -z "$QUIET" ]; then echo -n "<recovering: $tffile> "; fi mv "$tffile" "$qffile" elif [ -f "$tffile" ]; then echo -n "<extra: $tffile> " rm -f "$tffile" fi done # remove df files with no corresponding qf files for dffile in $QUEUE/df*; do qffile=`echo "$dffile" | sed 's/\/df\([[:alnum:]]*\)$/\/qf\1/'` Dffile=`echo "$dffile" | sed 's/\/df\([[:alnum:]]*\)$/\/Df\1/'` if [ -r "$dffile" ] && [ ! -f "$qffile" ]; then if [ ! -s "$dffile" ]; then rm -f "$dffile" else if [ ! -z "$QUIET" ]; then echo -n "<incomplete: $dffile> "; fi mv "$dffile" "$Dffile"; fi fi done # announce files that have been saved during disaster recovery for xffile in $QUEUE/[A-Z]f*; do if [ -f "$xffile" ]; then if [ ! -z "$QUIET" ]; then echo -n "<panic: $xffile> "; fi fi done } #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # check_dirs: Make sure /var/run/sendmail/{mta,msp,stampdir} exist #------------------------------------------------------------------------------ check_dirs () { if [ ! -d "${SENDMAIL_ROOT}" ]; then mkdir -p "${SENDMAIL_ROOT}"; chown root:smmta "${SENDMAIL_ROOT}"; chmod 02755 "${SENDMAIL_ROOT}"; fi; if [ ! -d "${MTA_ROOT}" ]; then mkdir -p "${MTA_ROOT}"; chown $DAEMON_UID:smmta "${MTA_ROOT}"; chmod 02755 "${MTA_ROOT}"; fi; if [ ! -d "${MSP_ROOT}" ]; then mkdir -p "${MSP_ROOT}"; chown smmsp:smmsp "${MSP_ROOT}"; chmod 02775 "${MSP_ROOT}"; fi; if [ ! -d "${STAMP_DIR}" ]; then mkdir -p "${STAMP_DIR}"; chown root:smmsp "${STAMP_DIR}"; chmod 02775 "${STAMP_DIR}"; fi; } #------------------------------------------------------------------------------ # Why are we here ? #------------------------------------------------------------------------------ # Some requisite initialization if [ -z "$SM_Get_Parameters" ]; then Get_Parameters; fi; if [ "$LOG_CMDS" = "Yes" ]; then logger -i -p mail.debug -- "$0 $@"; fi; #------------------------------------------------------------------------------ # Handle being called via an alias #------------------------------------------------------------------------------ case $(basename $0) in newaliases) newaliases $*; exit $?; ;; hoststat) hoststat $*; exit $?; ;; purgestat) purgestat $*; exit $?; ;; mailstats) mailstats $*; exit $?; ;; mailq) mailq $*; exit $?; ;; runq) runq $*; exit $?; ;; control|smcontrol) control $*; exit $?; ;; status) status $* exit $? ;; *) : # Fall through and handle below ;; esac; #------------------------------------------------------------------------------ # Handle being called via /etc/init.d/sendmail or directly #------------------------------------------------------------------------------ # Ok, why are we here... case "$1" in #----------------------------------------------------------------------- # Debian required/optional targets: #----------------------------------------------------------------------- start) log_daemon_msg "Starting $DESC" "$NAME"; start_sendmail; log_end_msg $?; ;; stop|force-stop) log_daemon_msg "Stopping $DESC" "$NAME"; stop_sendmail; log_end_msg $?; ;; restart) log_daemon_msg "Restarting $DESC" "$NAME"; # reload is equivalent (but faster) than stop/start ! # but... it doesn't honor changes to /etc/mail/sendmail.conf #reload_sendmail; stop_sendmail; start_sendmail; log_end_msg $?; ;; restart-if-running) if ! is_running mta && ! is_running msp; then echo 'Mail Transport Agent: sendmail is not running'; else $0 restart; fi; ;; reload-if-running) if ! is_running mta && ! is_running msp; then echo 'Mail Transport Agent: sendmail is not running'; else $0 reload; fi; ;; reload|force-reload) log_daemon_msg "Reloading $DESC" "$NAME"; reload_sendmail; log_end_msg $?; ;; #----------------------------------------------------------------------- # Local targets (sendmail commands/aliases) for MSP/MTA split support # These targets will pass along any provided parameters #----------------------------------------------------------------------- newaliases) shift; newaliases $*; ;; hoststat) shift; hoststat $*; ;; purgestat) shift; purgestat $*; ;; mailstats) shift; mailstats $*; ;; mailq) shift; mailq $*; ;; runq) shift; runq $*; ;; control|smcontrol) shift; control $*; ;; #----------------------------------------------------------------------- # Local targets for extended support/debugging #----------------------------------------------------------------------- status) shift; status $*; ;; debug) # # If not running, can't debug if is_running msp; then echo -n 'Dumping MSP state...'; $SIGNAL_MSP_CMD --signal USR1; echo 'done.'; fi; if is_running mta; then echo -n 'Dumping MTA state...'; $SIGNAL_MTAL_CMD --signal USR1; echo 'done.'; fi; ;; clean|clean_que*|clean-que*) # # If running, don't clean the queues... if is_running mta; then echo 'MTA is running, queue cleaning ill advised...'; else echo -n 'Cleaning up the queues...'; clean_queues; echo 'done.'; fi; ;; #----------------------------------------------------------------------- # Local targets for cronjob support #----------------------------------------------------------------------- cron-msp) cron_msp; ;; cron-mta) cron_mta; ;; #----------------------------------------------------------------------- # Default target - bitch and moan #----------------------------------------------------------------------- *) echo "Invalid command <$1>"; echo "Usage: $0 <command>"; echo ' Where <command> is one of the following'; echo ' start|stop|restart|restart-if-running'; echo ' reload-if-running|reload|force-reload'; echo ' newaliases|hoststat|purgestat|mailstats|mailq|runq|control'; echo ' status|debug|clean'; exit 1; ;; esac; exit 0;
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