unbound.init revision 356345 
1#!/bin/sh
2#
3# unbound	This shell script takes care of starting and stopping
4#		unbound (DNS server).
5#
6# chkconfig:   - 14 86
7# description:	unbound is a Domain Name Server (DNS) \
8#		that is used to resolve host names to IP addresses.
9
10### BEGIN INIT INFO
11# Provides: $named unbound
12# Required-Start: $network $local_fs
13# Required-Stop: $network $local_fs
14# Should-Start: $syslog
15# Should-Stop: $syslog
16# Short-Description: unbound recursive Domain Name Server.
17# Description:  unbound is a Domain Name Server (DNS) 
18#		that is used to resolve host names to IP addresses.
19### END INIT INFO
20
21# Source function library.
22. /etc/rc.d/init.d/functions
23
24exec="/usr/sbin/unbound"
25prog="unbound"
26config="/var/unbound/unbound.conf"
27pidfile="/var/unbound/unbound.pid"
28rootdir="/var/unbound"
29
30[ -e /etc/sysconfig/$prog ] && . /etc/sysconfig/$prog
31
32lockfile=/var/lock/subsys/$prog
33
34start() {
35    [ -x $exec ] || exit 5
36    [ -f $config ] || exit 6
37    echo -n $"Starting $prog: "
38
39    # setup root jail
40    if [ -s /etc/localtime ]; then 
41	[ -d ${rootdir}/etc ] || mkdir -p ${rootdir}/etc ;
42	if [ ! -e ${rootdir}/etc/localtime ] || ! /usr/bin/cmp -s /etc/localtime ${rootdir}/etc/localtime; then
43	    cp -fp /etc/localtime ${rootdir}/etc/localtime
44	fi;
45    fi;
46    if [ -s /etc/resolv.conf ]; then
47	[ -d ${rootdir}/etc ] || mkdir -p ${rootdir}/etc ;
48	if [ ! -e ${rootdir}/etc/resolv.conf ] || ! /usr/bin/cmp -s /etc/resolv.conf ${rootdir}/etc/resolv.conf; then
49	    cp -fp /etc/resolv.conf ${rootdir}/etc/resolv.conf
50	fi;
51    fi;
52    if ! egrep -q '^/[^[:space:]]+[[:space:]]+'${rootdir}'/dev/log' /proc/mounts; then
53	[ -d ${rootdir}/dev ] || mkdir -p ${rootdir}/dev ;
54	[ -e ${rootdir}/dev/log ] || touch ${rootdir}/dev/log
55	mount --bind -n /dev/log ${rootdir}/dev/log >/dev/null 2>&1;
56    fi;
57    if ! egrep -q '^/[^[:space:]]+[[:space:]]+'${rootdir}'/dev/urandom' /proc/mounts; then
58	[ -d ${rootdir}/dev ] || mkdir -p ${rootdir}/dev ;
59	[ -e ${rootdir}/dev/urandom ] || touch ${rootdir}/dev/urandom
60	mount --bind -n /dev/urandom ${rootdir}/dev/urandom >/dev/null 2>&1;
61    fi;
62
63    # if not running, start it up here
64    daemon $exec
65    retval=$?
66    echo
67    [ $retval -eq 0 ] && touch $lockfile
68    return $retval
69}
70
71stop() {
72    echo -n $"Stopping $prog: "
73    # stop it here, often "killproc $prog"
74    killproc -p $pidfile $prog
75    retval=$?
76    echo
77    [ $retval -eq 0 ] && rm -f $lockfile
78    if egrep -q '^/[^[:space:]]+[[:space:]]+'${rootdir}'/dev/log' /proc/mounts; then
79	umount ${rootdir}/dev/log >/dev/null 2>&1
80    fi;
81    if egrep -q '^/[^[:space:]]+[[:space:]]+'${rootdir}'/dev/urandom' /proc/mounts; then
82	umount ${rootdir}/dev/urandom >/dev/null 2>&1
83    fi;
84    return $retval
85}
86
87restart() {
88    stop
89    start
90}
91
92reload() {
93    kill -HUP `cat $pidfile`
94}
95
96force_reload() {
97    restart
98}
99
100rh_status() {
101    # run checks to determine if the service is running or use generic status
102    status -p $pidfile $prog
103}
104
105rh_status_q() {
106    rh_status -p $pidfile >/dev/null 2>&1
107}
108
109case "$1" in
110    start)
111        rh_status_q && exit 0
112        $1
113        ;;
114    stop)
115        rh_status_q || exit 0
116        $1
117        ;;
118    restart)
119        $1
120        ;;
121    reload)
122        rh_status_q || exit 7
123        $1
124        ;;
125    force-reload)
126        force_reload
127        ;;
128    status)
129        rh_status
130        ;;
131    condrestart|try-restart)
132        rh_status_q || exit 0
133        restart
134        ;;
135    *)
136        echo $"Usage: $0 {start|stop|status|restart|condrestart|try-restart|reload|force-reload}"
137        exit 2
138esac
139exit $?
140