1#!/bin/sh 2DAEMON=/usr/bin/dnsmasq 3NAME=dnsmasq 4DESC="DNS forwarder and DHCP server" 5ARGS="-7 /etc/dnsmasq.d" 6 7test -f $DAEMON || exit 0 8 9set -e 10 11if [ -r /etc/default/$NAME ] 12then 13 . /etc/default/$NAME 14fi 15 16DNSMASQ_CONF="/etc/dnsmasq.conf" 17test "/etc/dnsmasq.d/*" != '/etc/dnsmasq.d/*' && DNSMASQ_CONF="${DNSMASQ_CONF} /etc/dnsmasq.d/*" 18 19test -z "${PIDFILE}" && PIDFILE="/run/dnsmasq.pid" 20 21if [ -z "$IGNORE_RESOLVCONF" ] 22then 23 egrep -h -q '^no-resolv' ${DNSMASQ_CONF} && IGNORE_RESOLVCONF="yes" 24fi 25 26# RESOLV_CONF: 27# If the resolvconf package is installed then use the resolv conf file 28# that it provides as the default. Otherwise use /etc/resolv.conf as 29# the default. 30# 31# If IGNORE_RESOLVCONF is set in /etc/default/dnsmasq or an explicit 32# filename is set there then this inhibits the use of the resolvconf-provided 33# information. 34# 35# Note that if the resolvconf package is installed it is not possible to 36# override it just by configuration in /etc/dnsmasq.conf, it is necessary 37# to set IGNORE_RESOLVCONF=yes in /etc/default/dnsmasq. 38 39test -z "$RESOLV_CONF" -a "$IGNORE_RESOLVCONF" != "yes" -a -x /sbin/resolvconf && \ 40 RESOLV_CONF=/run/dnsmasq/resolv.conf 41 42start_resolvconf() 43{ 44 if [ "$IGNORE_RESOLVCONF" != "yes" -a -x /sbin/resolvconf ] 45 then 46 echo "nameserver 127.0.0.1" | /sbin/resolvconf -a lo.$NAME 47 fi 48 : 49} 50 51stop_resolvconf() 52{ 53 if [ "$IGNORE_RESOLVCONF" != "yes" -a -x /sbin/resolvconf ] 54 then 55 /sbin/resolvconf -d lo.$NAME 56 fi 57 : 58} 59 60case "$1" in 61 start) 62 echo -n "starting $DESC: $NAME... " 63 test -d /var/lib/misc/ || mkdir /var/lib/misc/ 64 start-stop-daemon -S -x $DAEMON -- $ARGS \ 65 ${RESOLV_CONF:+ -r $RESOLV_CONF} \ 66 ${PIDFILE:+ -x $PIDFILE} 67 test $? -eq 0 && start_resolvconf 68 echo "done." 69 ;; 70 stop) 71 echo -n "stopping $DESC: $NAME... " 72 stop_resolvconf 73 start-stop-daemon -K -x $DAEMON 74 echo "done." 75 ;; 76 status) 77 echo -n "dnsmasq " 78 start-stop-daemon -q -K -t -x $DAEMON 79 RET=$? 80 if [ "$RET" = "0" ]; then 81 PID=`cat ${PIDFILE}` 82 echo "($PID) is running" 83 else 84 echo "is not running" 85 exit $RET 86 fi 87 ;; 88 restart) 89 echo "restarting $DESC: $NAME... " 90 $0 stop 91 $0 start 92 echo "done." 93 ;; 94 reload) 95 echo -n "reloading $DESC: $NAME... " 96 killall -HUP $(basename ${DAEMON}) 97 echo "done." 98 ;; 99 systemd-start-resolvconf) 100 start_resolvconf 101 ;; 102 systemd-stop-resolvconf) 103 stop_resolvconf 104 ;; 105 systemd-exec) 106 test -d /var/lib/misc/ || mkdir /var/lib/misc/ 107 exec $DAEMON --keep-in-foreground $ARGS \ 108 ${RESOLV_CONF:+ -r $RESOLV_CONF} \ 109 ${PIDFILE:+ -x $PIDFILE} 110 ;; 111 *) 112 echo "Usage: $0 {start|stop|status|restart|reload}" 113 exit 1 114 ;; 115esac 116 117exit 0 118