git.rot13.org Git - ganeti-extstorage-zfs/blob - sbin/lvcreate

   1 #!/bin/sh -e
   2
   3 . /usr/share/ganeti/extstorage/zfs/defaults.sh
   4
   5 # gnt-instance move --node arh-hw bbb
   6 # lvcreate -L5120m -ne4bf0e9d-2c6e-4e1c-8bc4-342ee94724a5.disk0 -i1 ffzgvg tmp500g/block
   7 if echo $* | grep -q $EXTP_VG ; then
   8         SNAP='-'
   9         while [ ! -z "$1" ] ; do
  10                 case $1 in
  11
  12                 -L*) VOL_SIZE=`echo $1 | sed 's/-L//'` ;;
  13                 -n*) VOL_NAME=`echo $1 | sed 's/-n//'` ;;
  14                 -s)  SNAP='s' ;;
  15                 /dev/$EXTP_VG/*) VOL_ORIGIN=`echo $1 | cut -d/ -f4`
  16
  17                 esac
  18                 shift
  19         done
  20
  21         if [ $SNAP = '-' ] ; then
  22
  23                 test -e /dev/zvol/$EXTP_ZFS/$VOL_NAME || \
  24                 zfs create -V ${VOL_SIZE} $EXTP_CREATE $EXTP_ZFS/$VOL_NAME
  25
  26         else
  27
  28                 zfs snap $EXTP_ZFS/$VOL_ORIGIN@snap || true
  29                 zfs set lv:s='o' $EXTP_ZFS/$VOL_ORIGIN
  30                 zfs clone $EXTP_ZFS/$VOL_ORIGIN@snap $EXTP_ZFS/$VOL_NAME || true
  31                 zfs set lv:s='s' $EXTP_ZFS/$VOL_NAME
  32                 zfs set ganeti:originstname=$(VOL_NAME=$VOL_ORIGIN zfs_get ganeti:originstname) $EXTP_ZFS/$VOL_NAME
  33                 zfs set lv:origin=$VOL_ORIGIN $EXTP_ZFS/$VOL_NAME
  34                 export VOL_NAME
  35                 echo $VOL_NAME
  36                 $dir/attach
  37
  38         fi
  39
  40 else
  41         /sbin/lvm lvcreate $*
  42 fi