7290 ZFS test suite needs to control what utilities it can run
Reviewed by: Dan Kimmel <dan.kimmel@delphix.com>
Reviewed by: Matthew Ahrens <mahrens@delphix.com>

*** 24,34 ****
  # Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  # Use is subject to license terms.
  #
  
  #
! # Copyright (c) 2013 by Delphix. All rights reserved.
  #
  
  . $STF_SUITE/include/libtest.shlib
  . $STF_SUITE/tests/functional/reservation/reservation.shlib
  
--- 24,34 ----
  # Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  # Use is subject to license terms.
  #
  
  #
! # Copyright (c) 2013, 2016 by Delphix. All rights reserved.
  #
  
  . $STF_SUITE/include/libtest.shlib
  . $STF_SUITE/tests/functional/reservation/reservation.shlib
  
*** 56,77 ****
  log_assert "Reservation properties preserved across exports and imports"
  
  function cleanup
  {
          for obj in $OBJ_LIST; do
!                 datasetexists $obj && log_must $ZFS destroy -f $obj
          done
  
          log_must zero_reservation $TESTPOOL/$TESTFS
  }
  log_onexit cleanup
  
  OBJ_LIST="$TESTPOOL/$TESTFS1/$TESTFS2 $TESTPOOL/$TESTFS1 $TESTPOOL/$TESTVOL \
      $TESTPOOL/$TESTVOL2"
  
! log_must $ZFS create $TESTPOOL/$TESTFS1
! log_must $ZFS create $TESTPOOL/$TESTFS1/$TESTFS2
  
  space_avail=$(get_prop available $TESTPOOL)
  [[ $? -ne 0 ]] && \
      log_fail "Unable to get space available property for $TESTPOOL"
  
--- 56,77 ----
  log_assert "Reservation properties preserved across exports and imports"
  
  function cleanup
  {
          for obj in $OBJ_LIST; do
!                 datasetexists $obj && log_must zfs destroy -f $obj
          done
  
          log_must zero_reservation $TESTPOOL/$TESTFS
  }
  log_onexit cleanup
  
  OBJ_LIST="$TESTPOOL/$TESTFS1/$TESTFS2 $TESTPOOL/$TESTFS1 $TESTPOOL/$TESTVOL \
      $TESTPOOL/$TESTVOL2"
  
! log_must zfs create $TESTPOOL/$TESTFS1
! log_must zfs create $TESTPOOL/$TESTFS1/$TESTFS2
  
  space_avail=$(get_prop available $TESTPOOL)
  [[ $? -ne 0 ]] && \
      log_fail "Unable to get space available property for $TESTPOOL"
  
*** 81,100 ****
  sparse_vol_set_size=$(floor_volsize $sparse_vol_set_size)
  
  # When initially created, a regular volume's reservation property is set
  # equal to its size (unlike a sparse volume), so we don't need to set it
  # explictly later on
! log_must $ZFS create -V $resv_set $TESTPOOL/$TESTVOL
! log_must $ZFS create -s -V $sparse_vol_set_size $TESTPOOL/$TESTVOL2
  
! log_must $ZFS set reservation=$resv_set $TESTPOOL/$TESTFS
! log_must $ZFS set reservation=$resv_set $TESTPOOL/$TESTFS1
! log_must $ZFS set reservation=$resv_set $TESTPOOL/$TESTFS1/$TESTFS2
! log_must $ZFS set reservation=$resv_set $TESTPOOL/$TESTVOL2
  
! log_must $ZPOOL export $TESTPOOL
! log_must $ZPOOL import $TESTPOOL
  
  for obj in $TESTPOOL/$TESTFS $OBJ_LIST; do
  
          if [[ $obj == $TESTPOOL/$TESTVOL ]]; then
                  expected=$(volsize_to_reservation $obj $resv_set)
--- 81,100 ----
  sparse_vol_set_size=$(floor_volsize $sparse_vol_set_size)
  
  # When initially created, a regular volume's reservation property is set
  # equal to its size (unlike a sparse volume), so we don't need to set it
  # explictly later on
! log_must zfs create -V $resv_set $TESTPOOL/$TESTVOL
! log_must zfs create -s -V $sparse_vol_set_size $TESTPOOL/$TESTVOL2
  
! log_must zfs set reservation=$resv_set $TESTPOOL/$TESTFS
! log_must zfs set reservation=$resv_set $TESTPOOL/$TESTFS1
! log_must zfs set reservation=$resv_set $TESTPOOL/$TESTFS1/$TESTFS2
! log_must zfs set reservation=$resv_set $TESTPOOL/$TESTVOL2
  
! log_must zpool export $TESTPOOL
! log_must zpool import $TESTPOOL
  
  for obj in $TESTPOOL/$TESTFS $OBJ_LIST; do
  
          if [[ $obj == $TESTPOOL/$TESTVOL ]]; then
                  expected=$(volsize_to_reservation $obj $resv_set)