109 lines
2.3 KiB
Bash
109 lines
2.3 KiB
Bash
#!/bin/sh
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#
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# Copyright (C) 2018-2023 Ruilin Peng (Nick) <pymumu@gmail.com>.
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#
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# smartdns 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 3 of the License, or
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# (at your option) any later version.
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#
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# smartdns 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, see <http://www.gnu.org/licenses/>.
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### BEGIN INIT INFO
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# Provides: smartdns
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# Required-Start: $network
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# Required-Stop: $network
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# Default-Start: 2 3 4 5
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# Default-Stop:
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# Short-Description: Start smartdns server
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### END INIT INFO
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PATH=/sbin:/bin:/usr/sbin:/usr/bin
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. /etc/default/smartdns
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SMARTDNS=/usr/sbin/smartdns
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PIDFILE=/run/smartdns.pid
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if [ ! -d "/run" ]; then
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PIDFILE=/var/run/smartdns.pid
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fi
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test -x $SMARTDNS || exit 5
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case $1 in
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start)
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$SMARTDNS "$SMART_DNS_OPTS"
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while true; do
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if [ -e "$PIDFILE" ]; then
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break;
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fi
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sleep .5
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done
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PID="$(cat $PIDFILE 2>/dev/null)"
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if [ -z "$PID" ]; then
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echo "start smartdns server failed."
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exit 1
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fi
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if [ ! -e "/proc/$PID" ]; then
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echo "start smartdns server failed."
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exit 1
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fi
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echo "start smartdns server success."
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;;
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stop)
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if [ ! -f "$PIDFILE" ]; then
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echo "smartdns server is stopped."
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exit 0
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fi
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PID="$(cat $PIDFILE 2>/dev/null)"
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if [ ! -e "/proc/$PID" ] || [ -z "$PID" ]; then
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echo "smartdns server is stopped"
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exit 0
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fi
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kill -TERM "$PID"
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if [ $? -ne 0 ]; then
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echo "Stop smartdns server failed."
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exit 1;
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fi
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LOOP=1
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while true; do
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if [ ! -d "/proc/$PID" ]; then
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break;
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fi
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if [ $LOOP -gt 12 ]; then
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kill -9 "$PID"
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break;
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fi
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LOOP=$((LOOP+1))
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sleep .5
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done
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echo "Stop smartdns server success."
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;;
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restart)
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"$0" stop && "$0" start
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;;
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status)
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PID="$(cat "$PIDFILE" 2>/dev/null)"
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if [ ! -e "/proc/$PID" ] || [ -z "$PID" ]; then
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echo "smartdns server is not running."
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exit 1
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fi
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echo "smartdns server is running."
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status=0
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;;
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*)
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echo "Usage: $0 {start|stop|restart|status}"
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exit 2
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;;
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esac
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exit $status
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