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99 lines
2.4 KiB
Bash
Executable File
99 lines
2.4 KiB
Bash
Executable File
#!/bin/sh
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# Shorewall WAN Interface monitor - V4.4
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#
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# This program is under GPL [http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt]
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#
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# (c) 1999,2000,2001,2002,2003,2004,2005 - Tom Eastep (teastep@shorewall.net)
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#
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# On most distributions, this file should be called /etc/init.d/shorewall.
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#
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# Complete documentation is available at http://shorewall.net
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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 Version 2 of the GNU General Public License
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# as published by the Free Software Foundation.
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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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#
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# Commands are:
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#
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# swping start Starts the monitor
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# swping restart Restarts the monitor
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# swping stop Stops the monitor
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# swping status Displays monitor status
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#
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### BEGIN INIT INFO
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# Provides: swping
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# Required-Start: shorewall
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# Should-Start:
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# Required-Stop:
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# Default-Start: 2 3 5
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# Default-Stop: 0 1 6
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# Description: Monitor External links and restart Shorewall when a link goes up or down.
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### END INIT INFO
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PROG=/usr/local/sbin/swping # The 'swping' script.
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STATEDIR=/var/lib/shorewall/ # Where to maintain the '.pid' file.
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start() {
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echo "Starting swping."
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if [ -f $STATEDIR/swping.pid ] && ps -p $(cat $STATEDIR/swping.pid) > /dev/null 2>&1; then
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echo "swping is already running" >&2
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exit 0
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fi
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/usr/local/sbin/swping >> /var/log/swping &
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if [ $? -eq 0 ]; then
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echo $! > $STATEDIR/swping.pid
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echo "Done."
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else
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rm -f $STATEDIR/swping.pid
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fi
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}
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stop() {
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echo "Stoping swping."
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if [ -f $STATEDIR/swping.pid ]; then
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kill -9 $(cat $STATEDIR/swping.pid)
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rm -f $STATEDIR/swping.pid
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fi
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echo "Done."
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}
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command="$1"
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case "$command" in
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start)
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start
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;;
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stop)
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stop
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;;
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restart)
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stop
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start
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;;
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status)
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if [ -f $STATEDIR/swping.pid ]; then
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echo "swping is running"
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exit 0
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else
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echo "swping is stopped"
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exit 3
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fi
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;;
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*)
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echo "Usage /etc/init.d/swping start|stop|restart|status"
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;;
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esac
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