This file is indexed.

/etc/init.d/exim4 is in exim4-base 4.90.1-1ubuntu1.

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
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
#! /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} \
        ${SMTPLISTENEROPTIONS}
      log_progress_msg "exim4_listener"
      start_daemon -p "$QRPIDFILE" \
        "$DAEMON" -oP $QRPIDFILE \
        "-q${QFLAGS}${QUEUEINTERVAL}" \
        ${COMMONOPTIONS} \
        ${QUEUERUNNEROPTIONS}
      log_progress_msg "exim4_queuerunner"
      ;;
    queueonly)
      start_daemon -p "$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
    killproc -p "$QRPIDFILE" "$DAEMON"
    # exim does not remove the pidfile
    if [ $? -eq 0 ] ; then rm -f "$QRPIDFILE" ; fi
    log_progress_msg "exim4_queuerunner"
  fi
  if [ -f "$PIDFILE" ]; then
    killproc -p "$PIDFILE" "$DAEMON"
    # exim does not remove the pidfile
    if [ $? -eq 0 ] ; then rm -f "$PIDFILE" ; fi
    log_progress_msg "exim4_listener"
  fi
}

reload_exim()
{
  case ${QUEUERUNNER} in
    combined|no|ppp|queueonly)
      killproc -p "$PIDFILE" "$DAEMON" -HUP
      log_progress_msg "exim4"
      ;;
    separate)
      killproc -p "$PIDFILE" "$DAEMON" -HUP
      log_progress_msg "exim4_listener"
      killproc -p "$QRPIDFILE" "$DAEMON" -HUP
      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