mirror of
https://github.com/MailScanner/v5.git
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119 lines
2.9 KiB
Bash
119 lines
2.9 KiB
Bash
#!/bin/sh
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#
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# ms-check
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#
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# checks to see if the mailscanner process is running. starts the process
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# unless it has been manually stopped.
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#
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# author: Jerry Benton <mailscanner@mailborder.com>
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# 28 APR 2016
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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# https://www.mailscanner.info
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#
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PATH=$PATH:/usr/sbin:/usr/bin:/bin:/sbin
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export PATH
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NAME=MailScanner
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DAEMON=/usr/sbin/MailScanner
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QUICKPEEK=/usr/sbin/ms-peek
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run_mailscanner=0
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ramdisk_sync=0
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ms_conf=/etc/MailScanner/MailScanner.conf
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ms_core=/usr/share/MailScanner
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ms_lib=/var/lib/MailScanner
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ramdisk_store=/var/spool/MailScanner/ramdisk_store
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stopped_lockfile=/var/lock/subsys/MailScanner.off
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HOSTNAME=$(hostname)
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export HOSTNAME
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# enable logging of non-critical notices to the maillog: yes/no
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VERBOSE=yes
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# basic config file
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if [ -f /etc/MailScanner/defaults ] ; then
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. /etc/MailScanner/defaults
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else
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echo "Aborted: missing configuration file /etc/MailScanner/defaults"
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exit 1
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fi
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PIDFILE=`${QUICKPEEK} PIDFile ${ms_conf}`
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if [ -z $PIDFILE ]; then
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PIDFILE=/var/run/MailScanner.pid
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fi
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# Exit if the MailScanner executable is not installed
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[ -x $DAEMON ] || exit 0
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# if /var/lock/subsys is missing
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[ -d /var/lock/subsys ] || mkdir -p /var/lock/subsys
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# Don't start if MailScanner is not configured
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if [ $run_mailscanner = 0 ]; then
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exit 0
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fi
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# check if a PID file exists
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if [ -f $PIDFILE ] ; then
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# get the PID
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PID=$(head -n 1 $PIDFILE)
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# check to see if running and belongs to mailscanner
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ps wwp $PID|grep -iq [M]ailScanner > /dev/null 2>&1
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# get the return
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RETVAL="$?"
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else
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RETVAL=9
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fi
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# if 0 it is already running
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if [ $RETVAL -eq 0 ]; then
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# already running
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exit 0
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else
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# if the stopped lock file is present exit
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if [ -f $stopped_lockfile ] ; then
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[ "$VERBOSE" != no ] && logger -i -p mail.notice "ms-check: not starting - lock file found"
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exit 0
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fi
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# remove the PID file if preset
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if [ -f $PIDFILE ] ; then
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rm -f $PIDFILE
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fi
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# kill any rogue processes
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kill -15 $(ps axww | grep [M]ailScanner | awk '{print $1}') > /dev/null 2>&1
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# log the start
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[ "$VERBOSE" != no ] && logger -i -p mail.notice "ms-check: starting mailscanner"
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# start mailscanner
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$DAEMON $ms_conf
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# set run file
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if [ ! -f /var/lock/subsys/MailScanner ] ; then
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touch /var/lock/subsys/MailScanner
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fi
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exit 0
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fi
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