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Diffstat (limited to 'debian/exim4-base.exim4.init')
| -rw-r--r-- | debian/exim4-base.exim4.init | 289 |
1 files changed, 289 insertions, 0 deletions
diff --git a/debian/exim4-base.exim4.init b/debian/exim4-base.exim4.init new file mode 100644 index 0000000..815ce83 --- /dev/null +++ b/debian/exim4-base.exim4.init @@ -0,0 +1,289 @@ +#! /bin/sh +# /etc/init.d/exim4 +# +# Written by Miquel van Smoorenburg <miquels@drinkel.ow.org>. +# Modified for Debian GNU/Linux by Ian Murdock <imurdock@gnu.ai.mit.edu>. +# Modified for exim by Tim Cutts <timc@chiark.greenend.org.uk> +# Modified for exim4 by Andreas Metzler <ametzler@debian.org> +# and Marc Haber <mh+debian-packages@zugschlus.de> + +### BEGIN INIT INFO +# Provides: exim4 +# Required-Start: $remote_fs $syslog $named $network $time +# Required-Stop: $remote_fs $syslog $named $network +# Should-Start: postgresql mysql clamav-daemon greylist spamassassin +# Should-Stop: postgresql mysql clamav-daemon greylist spamassassin +# Default-Start: 2 3 4 5 +# Default-Stop: 0 1 6 +# Short-Description: exim Mail Transport Agent +# Description: exim is a Mail Transport agent +### END INIT INFO + +set -e + +test -x /usr/lib/exim4/exim4 || exit 0 + +. /lib/lsb/init-functions + +if [ -n "$EX4DEBUG" ]; then + echo "now debugging $0 $@" + set -x +fi + +LANG=C +export LANG + +#read default file +QUEUERUNNER='combined' +QUEUEINTERVAL='30m' +UPEX4OPTS='' +[ -f /etc/default/exim4 ] && . /etc/default/exim4 +PIDFILE="/run/exim4/exim.pid" +QRPIDFILE="/run/exim4/eximqr.pid" + +upex4conf() { + UPEX4CONF="update-exim4.conf" + OLDIFS="$IFS" + IFS=: + for p in $PATH; do + if [ -x "$p/$UPEX4CONF" ]; then + IFS="$OLDIFS" + $p/$UPEX4CONF $UPEX4OPTS $1 + return 0 + fi + done + IFS="$OLDIFS" +} + +# Exit if exim runs from /etc/inetd.conf +if [ -f /etc/inetd.conf ] && grep -E -q '^[[:space:]]*((\*|[[:alnum:].-]+):)?smtp[[:space:]]' /etc/inetd.conf +then + upex4conf + exit 0 +fi + + +DAEMON="/usr/sbin/exim4" +NAME="exim4" + +# this is from madduck on IRC, 2006-07-06 +# There should be a better possibility to give daemon error messages +# and/or to log things +log() +{ + case "$1" in + [[:digit:]]*) success=$1; shift;; + *) :;; + esac + log_action_begin_msg "$1"; shift + log_action_end_msg ${success:-0} "$*" +} + +start_exim() +{ + [ -e /run/exim4 ] || \ + install -d -oDebian-exim -gDebian-exim -m750 /run/exim4 + case ${QUEUERUNNER} in + combined) + start_daemon -p "$PIDFILE" \ + "$DAEMON" -bd "-q${QFLAGS}${QUEUEINTERVAL}" \ + ${COMMONOPTIONS} \ + ${QUEUERUNNEROPTIONS} \ + ${SMTPLISTENEROPTIONS} + log_progress_msg "exim4" + ;; + separate) + start_daemon -p "$PIDFILE" \ + "$DAEMON" -bd \ + ${COMMONOPTIONS} -oY \ + ${SMTPLISTENEROPTIONS} + log_progress_msg "exim4_listener" + start_daemon -p "$QRPIDFILE" \ + "$DAEMON" -oP $QRPIDFILE \ + "-q${QFLAGS}${QUEUEINTERVAL}" \ + ${COMMONOPTIONS} -oY \ + ${QUEUERUNNEROPTIONS} + log_progress_msg "exim4_queuerunner" + ;; + queueonly) + start_daemon -p "$PIDFILE" \ + "$DAEMON" -oP $PIDFILE \ + "-q${QFLAGS}${QUEUEINTERVAL}" \ + ${COMMONOPTIONS} \ + ${QUEUERUNNEROPTIONS} + log_progress_msg "exim4_queuerunner" + ;; + no|ppp) + start_daemon -p "$PIDFILE" \ + "$DAEMON" -bd \ + ${COMMONOPTIONS} \ + ${SMTPLISTENEROPTIONS} + log_progress_msg "exim4_listener" + ;; + nodaemon) + ;; + esac +} + +stop_exim() +{ +# we try to kill eximqr and exim SMTP listener, no matter what +# ${QUEUERUNNER} is set to, we could have switched since starting. + if [ -f "$QRPIDFILE" ]; then + start-stop-daemon --stop --retry 5 --quiet --oknodo --remove-pidfile \ + --pidfile "$QRPIDFILE" \ + --exec "$DAEMON" + # exim does not remove the pidfile + if [ $? -eq 2 ] ; then rm -f "$QRPIDFILE" ; fi + log_progress_msg "exim4_queuerunner" + fi + if [ -f "$PIDFILE" ]; then + start-stop-daemon --stop --retry 5 --quiet --oknodo --remove-pidfile \ + --pidfile "$PIDFILE" \ + --exec "$DAEMON" + # exim does not remove the pidfile + if [ $? -eq 2 ] ; then rm -f "$PIDFILE" ; fi + log_progress_msg "exim4_listener" + fi +} + +reload_exim() +{ + case ${QUEUERUNNER} in + combined|no|ppp|queueonly) + start-stop-daemon --stop --signal HUP --quiet --oknodo \ + --pidfile "$PIDFILE" \ + --exec "$DAEMON" + log_progress_msg "exim4" + ;; + separate) + start-stop-daemon --stop --signal HUP --quiet --oknodo \ + --pidfile "$PIDFILE" \ + --exec "$DAEMON" + log_progress_msg "exim4_listener" + start-stop-daemon --stop --signal HUP --quiet --oknodo \ + --pidfile "$QRPIDFILE" \ + --exec "$DAEMON" + log_progress_msg "exim4_queuerunner" + ;; + esac +} + +kill_all_exims() +{ SIG="${1:-TERM}" + for pid in $(pidof $NAME); do + if [ "$(readlink /proc/$pid/root)" = "/" ]; then + kill -$SIG $pid + fi + done +} + +status() +{ + # the exit value of this function reflects the status of the SMTP + # service. Output shows the status of the queue runner as well. + SMTPNAME="SMTP listener daemon" + QRNAME="separate queue runner daemon" + if [ "${QUEUERUNNER}" = "combined" ]; then + SMTPNAME="combined SMTP listener and queue runner daemon" + elif [ "${QUEUERUNNER}" = "queueonly" ]; then + SMTPNAME="separate queue runner daemon" + fi + log_action_begin_msg "checking $QRNAME" + if pidofproc -p "$QRPIDFILE" "$DAEMON" >/dev/null; then + log_action_end_msg 0 "running" + else + if [ -e "$QRPIDFILE" ]; then + log_action_end_msg 1 "$QRNAME failed" + else + log_action_end_msg 0 "not running" + fi + fi + log_action_begin_msg "checking $SMTPNAME" + if pidofproc -p "$PIDFILE" "$DAEMON" >/dev/null; then + log_action_end_msg 0 "running" + exit 0 + else + if [ -e "$PIDFILE" ]; then + log_action_end_msg 1 "$SMTPNAME failed" + exit 1 + else + log_action_end_msg 0 "not running" + exit 3 + fi + fi +} + +# check for valid configuration file +isconfigvalid() +{ +if ! $DAEMON -bV > /dev/null ; then + log 1 "Warning! Invalid configuration file for $NAME. Exiting." + exit 1 +fi +} + +# check for non-empty paniclog +warn_paniclog() +{ + if [ -s "/var/log/exim4/paniclog" ]; then + if [ -z "$E4BCD_PANICLOG_NOISE" ] || grep -vq "$E4BCD_PANICLOG_NOISE" /var/log/exim4/paniclog; then + echo "ALERT: exim paniclog /var/log/exim4/paniclog has non-zero size, mail system possibly broken" 1>&2 + fi + fi +} + +case "$1" in + start) + log_daemon_msg "Starting MTA" + # regenerate exim4.conf + upex4conf + isconfigvalid + start_exim + log_end_msg 0 + warn_paniclog + ;; + stop) + log_daemon_msg "Stopping MTA" + stop_exim + log_end_msg 0 + warn_paniclog + ;; + restart) + # check whether newly generated config would work + upex4conf --check + log_daemon_msg "Stopping MTA for restart" + stop_exim + # regenerate exim4.conf + upex4conf + isconfigvalid + log_end_msg 0 + sleep 2 + log_daemon_msg "Restarting MTA" + start_exim + log_end_msg 0 + warn_paniclog + ;; + reload|force-reload) + log_daemon_msg "Reloading $NAME configuration files" + # regenerate exim4.conf + upex4conf + isconfigvalid + reload_exim + log_end_msg 0 + warn_paniclog + ;; + status) + status + ;; + force-stop) + kill_all_exims $2 + ;; + *) + echo "Usage: $0 {start|stop|restart|reload|status|force-stop}" + exit 1 + ;; +esac + +exit 0 +# vim:tabstop=2:expandtab:shiftwidth=2 |