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

   1 #!/bin/sh -ex
   2
   3 . /usr/share/ganeti/extstorage/zfs/defaults.sh
   4
   5 # lvrename ffzgvg cc9b16d9-7d14-452a-9150-74521bd8e721.disk0 d275c91f-70a7-4270-972c-b020fde9580b.disk0_data
   6
   7 if [ "$EXTP_VG" = "$1" ] ; then
   8         # delete snapshots which can't be renamed
   9
  10         zfs rename $EXTP_ZFS/$2 $EXTP_ZFS/$3 || (
  11                 # rename filesystems with snapshots using clone/promote
  12                 zfs snap  $EXTP_ZFS/$2@$3
  13                 zfs clone $EXTP_ZFS/$2@$3 $EXTP_ZFS/$3
  14                 zfs promote $EXTP_ZFS/$3  # new zvol is now origin
  15                 zfs destroy -R $EXTP_ZFS/$3@$3
  16         )
  17 else
  18         /sbin/lvm lvrename $*
  19 fi