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|
#!/bin/sh -e
### BEGIN INIT INFO
# Provides: bind9
# Required-Start: $remote_fs
# Required-Stop: $remote_fs
# Should-Start: $network $syslog
# Should-Stop: $network $syslog
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: Start and stop bind9
# Description: bind9 is a Domain Name Server (DNS)
# which translates ip addresses to and from internet names
### END INIT INFO
PATH=/sbin:/bin:/usr/sbin:/usr/bin
# for a chrooted server: "-u bind -t /var/lib/named"
# Don't modify this line, change or create /etc/default/bind9.
OPTIONS=""
RESOLVCONF=no
test -f /etc/default/bind9 && . /etc/default/bind9
test -x /usr/sbin/rndc || exit 0
. /lib/lsb/init-functions
PIDFILE=/run/named/named.pid
check_network() {
if [ -x /usr/bin/uname ] && [ "X$(/usr/bin/uname -o)" = XSolaris ]; then
IFCONFIG_OPTS="-au"
else
IFCONFIG_OPTS=""
fi
if [ -z "$(/sbin/ifconfig $IFCONFIG_OPTS)" ]; then
#log_action_msg "No networks configured."
return 1
fi
return 0
}
case "$1" in
start)
log_daemon_msg "Starting domain name service..." "bind9"
modprobe capability >/dev/null 2>&1 || true
# dirs under /run can go away on reboots.
mkdir -p /run/named
chmod 775 /run/named
chown root:bind /run/named >/dev/null 2>&1 || true
if [ ! -x /usr/sbin/named ]; then
log_action_msg "named binary missing - not starting"
log_end_msg 1
fi
if ! check_network; then
log_action_msg "no networks configured"
log_end_msg 1
fi
if start-stop-daemon --start --oknodo --quiet --exec /usr/sbin/named \
--pidfile ${PIDFILE} -- $OPTIONS; then
if [ "X$RESOLVCONF" != "Xno" ] && [ -x /sbin/resolvconf ] ; then
echo "nameserver 127.0.0.1" | /sbin/resolvconf -a lo.named
fi
log_end_msg 0
else
log_end_msg 1
fi
;;
stop)
log_daemon_msg "Stopping domain name service..." "bind9"
if ! check_network; then
log_action_msg "no networks configured"
log_end_msg 1
fi
if [ "X$RESOLVCONF" != "Xno" ] && [ -x /sbin/resolvconf ] ; then
/sbin/resolvconf -d lo.named
fi
pid=$(/usr/sbin/rndc stop -p | awk '/^pid:/ {print $2}') || true
if [ -z "$pid" ]; then # no pid found, so either not running, or error
pid=$(pgrep -f ^/usr/sbin/named) || true
start-stop-daemon --stop --oknodo --quiet --exec /usr/sbin/named \
--pidfile ${PIDFILE} -- $OPTIONS
fi
if [ -n "$pid" ]; then
sig=0
n=1
while kill -$sig $pid 2>/dev/null; do
if [ $n -eq 1 ]; then
echo "waiting for pid $pid to die"
fi
if [ $n -eq 11 ]; then
echo "giving up on pid $pid with kill -0; trying -9"
sig=9
fi
if [ $n -gt 20 ]; then
echo "giving up on pid $pid"
break
fi
n=$(($n+1))
sleep 1
done
fi
log_end_msg 0
;;
reload|force-reload)
log_daemon_msg "Reloading domain name service..." "bind9"
if ! check_network; then
log_action_msg "no networks configured"
log_end_msg 1
fi
/usr/sbin/rndc reload >/dev/null && log_end_msg 0 || log_end_msg 1
;;
restart)
if ! check_network; then
log_action_msg "no networks configured"
exit 1
fi
$0 stop
$0 start
;;
status)
ret=0
status_of_proc -p ${PIDFILE} /usr/sbin/named bind9 2>/dev/null || ret=$?
exit $ret
;;
*)
log_action_msg "Usage: /etc/init.d/bind9 {start|stop|reload|restart|force-reload|status}"
exit 1
;;
esac
exit 0
|
