external/gpl2/lvm2/dist/scripts/lvm2create_initrd/lvm2udev

   1 #!/bin/sh
   2
   3 # $Id: lvm2udev,v 1.1.1.1 2008/12/22 00:18:58 haad Exp $
   4
   5 # simple startup script to create lvm2 devices if /dev is a mountpoint, there
   6 # are active dm- devices, and an executable /sbin/vgscan.
   7
   8 # this script is licensed under GPLv2.
   9 # See http://www.gnu.org/licenses/gpl.html
  10
  11 case $1 in
  12 start)
  13     # is /dev a mountpoint?
  14     mountpoint -q /dev
  15     DEVMNTPOINT=$?
  16
  17     # check to see if there are active dm entries under /sys
  18     ls /sys/block/dm-*/dev 1>/dev/null 2>&1
  19     ACTIVEDMDEVS=$?
  20
  21     # mknodes if conditions are right
  22     if [ $DEVMNTPOINT -eq 0 -a $ACTIVEDMDEVS -eq 0 -a -x /sbin/vgscan ]; then
  23         /sbin/vgscan --mknodes --ignorelockingfailure
  24     fi
  25     ;;
  26 stop)
  27     exit 0
  28     ;;
  29 *)
  30     echo "usage:"
  31     echo "    $0 start|stop"
  32     ;;
  33 esac