util-linux-blockdev.init

   1 #!/bin/sh
   2 #
   3 # blockdev              This shell script takes care of starting and stopping blockdev.
   4 #
   5 # chkconfig:    2345 01 99
   6 # description:  blockdev
   7 #
   8 # processname:  blockdev
   9 # config:
  10 # pidfile:
  11
  12 # Source function library.
  13 . /etc/rc.d/init.d/functions
  14
  15 # Source blockdev configureation.
  16 [ -f /etc/sysconfig/blockdev ] && . /etc/sysconfig/blockdev
  17
  18 start() {
  19         if [ ! -f /var/lock/subsys/blockdev ]; then
  20                 for drive in $(ls /sys/block 2> /dev/null; ls /dev/mapper 2> /dev/null); do
  21                         if [ [ -d "/sys/block/${drive}" -a -e "/dev/${drive}" ]; then
  22                                 realdrive="/dev/${drive}"
  23                         elif [ -e "/dev/mapper/${drive}" ]; then
  24                                 realdrive="/dev/mapper/${drive}"
  25                         fi
  26                         if [ -n "$realdrive" ]; then
  27                                 eval PARAMS=\$BLOCKDEV_$(echo $drive | tr - _)
  28                                 if [ -n "${PARAMS}" ]; then
  29                                         show "Setting parameters for block drive %s (%s)" "$drive" "$PARAMS"
  30                                         busy
  31                                         /sbin/blockdev ${PARAMS} ${realdrive}
  32                                         ok
  33                                 fi
  34                         fi
  35                 done
  36                 RETVAL=$?
  37                 [ $RETVAL -eq 0 ] && touch /var/lock/subsys/blockdev
  38         else
  39                 msg_already_running blockdev
  40         fi
  41 }
  42
  43 stop() {
  44         # Stop daemons.
  45         if [ ! -f /var/lock/subsys/blockdev ]; then
  46                 msg_not_running blockdev
  47         fi
  48         rm -f /var/lock/subsys/blockdev
  49 }
  50
  51 RETVAL=0
  52 # See how we were called.
  53 case "$1" in
  54   start)
  55         start
  56         ;;
  57   stop)
  58         stop
  59         ;;
  60   restart|force-reload)
  61         stop
  62         start
  63         ;;
  64   status)
  65         status blockdev
  66         exit $?
  67         ;;
  68   *)
  69         msg_usage "$0 {start|stop|restart|force-reload|status}"
  70         exit 3
  71 esac
  72
  73 exit $RETVAL