unbound/contrib/unbound.init_fedora

   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: 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
  24 exec="/usr/sbin/unbound"
  25 config="/var/lib/unbound/unbound.conf"
  26 rootdir="/var/lib/unbound"
  27 pidfile="/var/run/unbound/unbound.pid"
  28
  29 [ -e /etc/sysconfig/unbound ] && . /etc/sysconfig/unbound
  30
  31 lockfile=/var/lock/subsys/unbound
  32
  33 start() {
  34     [ -x $exec ] || exit 5
  35     [ -f $config ] || exit 6
  36     echo -n $"Starting unbound: "
  37
  38         if [ ! -e ${rootdir}/etc/resolv.conf ] || /usr/bin/cmp -s /etc/resolv.conf ${rootdir}/etc/resolv.conf; then
  39             cp -fp /etc/resolv.conf ${rootdir}/etc/resolv.conf
  40         fi;
  41         if [ ! -e ${rootdir}/etc/localtime ] || /usr/bin/cmp -s /etc/localtime ${rootdir}/etc/localtime; then
  42             cp -fp /etc/localtime ${rootdir}/etc/localtime
  43         fi;
  44         mount --bind -n /dev/log ${rootdir}/dev/log >/dev/null 2>&1;
  45         mount --bind -n /dev/random ${rootdir}/dev/random >/dev/null 2>&1;
  46         mount --bind -n /var/run/unbound ${rootdir}/var/run/unbound >/dev/null 2>&1;
  47
  48     # if not running, start it up here
  49     daemon $exec
  50     retval=$?
  51     [ $retval -eq 0 ] && touch $lockfile
  52     echo
  53 }
  54
  55 stop() {
  56     echo -n $"Stopping unbound: "
  57     # stop it here, often "killproc unbound"
  58     killproc -p $pidfile unbound
  59     retval=$?
  60     [ $retval -eq 0 ] && rm -f $lockfile
  61     for mountfile in /dev/log /dev/random /etc/localtime /etc/resolv.conf /var/run/unbound
  62     do
  63     if egrep -q '^/[^[:space:]]+[[:space:]]+'${rootdir}''${mountfile}'' /proc/mounts; then
  64         umount ${rootdir}$mountfile >/dev/null 2>&1
  65     fi;
  66     done
  67     echo
  68 }
  69
  70 restart() {
  71     stop
  72     start
  73 }
  74
  75 reload() {
  76     kill -HUP `cat $pidfile`
  77 }
  78
  79 force_reload() {
  80     restart
  81 }
  82
  83 rh_status() {
  84     # run checks to determine if the service is running or use generic status
  85     status -p $pidfile unbound
  86 }
  87
  88 rh_status_q() {
  89     rh_status -p $pidfile >/dev/null 2>&1
  90 }
  91
  92 case "$1" in
  93     start)
  94         start
  95         ;;
  96     stop)
  97         stop
  98         ;;
  99     restart)
 100         restart
 101         ;;
 102     reload)
 103         reload
 104         ;;
 105     force-reload)
 106         force_reload
 107         ;;
 108     status)
 109         rh_status
 110         ;;
 111     condrestart|try-restart)
 112         rh_status_q || exit 0
 113         restart
 114         ;;
 115     *)
 116         echo $"Usage: $0 {start|stop|status|restart|condrestart|try-restart|reload|force-reload}"
 117         exit 2
 118 esac
 119 exit $?