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|
#!/bin/sh
### BEGIN INIT INFO
# Provides: dnsmasq $named
# Required-Start: $network $remote_fs $syslog
# Required-Stop: $network $remote_fs $syslog
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Description: DHCP and DNS server
### END INIT INFO
set +e # Don't exit on error status
PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
DAEMON=/usr/sbin/dnsmasq
NAME=dnsmasq
DESC="DNS forwarder and DHCP server"
# Most configuration options in /etc/default/dnsmasq are deprecated
# but still honoured.
if [ -r /etc/default/$NAME ]; then
. /etc/default/$NAME
fi
test -x $DAEMON || exit 0
# RESOLV_CONF:
# If the resolvconf package is installed then use the resolv conf file
# that it provides as the default. Otherwise use /etc/resolv.conf as
# the default.
#
# This setting can be overridden by setting the RESOLV_CONF environment
# variable in /etc/default/dnsmasq or by including a resolv-file
# line in /etc/dnsmasq.conf .
if [ ! "$RESOLV_CONF" ] &&
[ -x /sbin/resolvconf ]
then
RESOLV_CONF=/var/run/dnsmasq/resolv.conf
fi
for INTERFACE in $DNSMASQ_INTERFACE; do
DNSMASQ_INTERFACES="$DNSMASQ_INTERFACES -i $INTERFACE"
done
for INTERFACE in $DNSMASQ_EXCEPT; do
DNSMASQ_INTERFACES="$DNSMASQ_INTERFACES -I $INTERFACE"
done
if [ ! "$DNSMASQ_USER" ]; then
DNSMASQ_USER="dnsmasq"
fi
start()
{
# Return
# 0 if daemon has been started
# 1 if daemon was already running
# 2 if daemon could not be started
start-stop-daemon --start --quiet --pidfile /var/run/$NAME.pid --exec $DAEMON --test > /dev/null || return 1
start-stop-daemon --start --quiet --pidfile /var/run/$NAME.pid --exec $DAEMON -- \
${MAILHOSTNAME:+ -m $MAILHOSTNAME} \
${MAILTARGET:+ -t $MAILTARGET} \
${DNSMASQ_USER:+ -u $DNSMASQ_USER} \
${DNSMASQ_INTERFACE:+ $DNSMASQ_INTERFACES} \
${DHCP_LEASE:+ -l $DHCP_LEASE} \
${DOMAIN_SUFFIX:+ -s $DOMAIN_SUFFIX} \
${RESOLV_CONF:+ -r $RESOLV_CONF} \
${CACHESIZE:+ -c $CACHESIZE} \
${DNSMASQ_OPTS:+ $DNSMASQ_OPTS} \
|| return 2
}
start_resolvconf()
{
# If interface "lo" is explicitly disabled in /etc/default/dnsmasq
# Then dnsmasq won't be providing local DNS, so don't add it to
# the resolvconf server set.
for interface in $DNSMASQ_EXCEPT
do
[ $interface = lo ] && return
done
if [ -x /sbin/resolvconf ] ; then
echo "nameserver 127.0.0.1" | /sbin/resolvconf -a lo.$NAME
fi
return 0
}
stop()
{
# Return
# 0 if daemon has been stopped
# 1 if daemon was already stopped
# 2 if daemon could not be stopped
# other if a failure occurred
start-stop-daemon --stop --quiet --retry=TERM/30/KILL/5 --pidfile /var/run/$NAME.pid --name $NAME
RETVAL="$?"
[ "$RETVAL" = 2 ] && return 2
# Wait for children to finish too
start-stop-daemon --stop --quiet --oknodo --retry=0/30/KILL/5 --exec $DAEMON
[ "$?" = 2 ] && return 2
rm -f /var/run/$NAME.pid # Doesn't delete its own pidfile
return "$RETVAL"
}
stop_resolvconf()
{
if [ -x /sbin/resolvconf ] ; then
/sbin/resolvconf -d lo.$NAME
fi
return 0
}
case "$1" in
start)
echo -n "Starting $DESC: $NAME"
start
case "$?" in
0)
echo "."
start_resolvconf
exit 0
;;
1)
echo " (already running)."
exit 0
;;
*)
echo " (failed)."
exit 1
;;
esac
;;
stop)
stop_resolvconf
echo -n "Stopping $DESC: $NAME"
stop
case "$?" in
0) echo "." ; exit 0 ;;
1) echo " (not running)." ; exit 0 ;;
*) echo " (failed)." ; exit 1 ;;
esac
;;
restart|force-reload)
stop_resolvconf
echo -n "Restarting $DESC: $NAME"
stop
case "$?" in
0|1)
start
case "$?" in
0)
echo "."
start_resolvconf
exit 0
;;
1)
echo " (failed -- old process is still running)."
exit 1
;;
*)
echo " (failed to start)."
exit 1
;;
esac
;;
*)
echo " (failed to stop)."
exit 1
;;
esac
;;
*)
echo "Usage: /etc/init.d/$NAME {start|stop|restart|force-reload}" >&2
exit 3
;;
esac
exit 0
|
