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
  
  #
--- 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
  
  #
*** 51,68 ****
  
  # Collect the currently mounted ZFS filesystems, so that we can repair any
  # damage done by the attempted pool destroy. The destroy itself should fail, but
  # some filesystems can become unmounted in the process, and aren't automatically
  # remounted.
! $MOUNT -p | $AWK '{if ($4 == "zfs") print $1" "$3}' > $tmpfile
  
! log_mustnot $ZPOOL destroy $rootpool
  
  # Remount any filesystems that the destroy attempt unmounted.
  while read ds mntpt; do
!         mounted $ds || log_must $MOUNT -Fzfs $ds $mntpt
  done < $tmpfile
! $RM -f $tmpfile
  
! log_mustnot $ZFS destroy $rootpool
  
  log_pass "rootpool can not be destroyed"
--- 51,68 ----
  
  # Collect the currently mounted ZFS filesystems, so that we can repair any
  # damage done by the attempted pool destroy. The destroy itself should fail, but
  # some filesystems can become unmounted in the process, and aren't automatically
  # remounted.
! mount -p | awk '{if ($4 == "zfs") print $1" "$3}' > $tmpfile
  
! log_mustnot zpool destroy $rootpool
  
  # Remount any filesystems that the destroy attempt unmounted.
  while read ds mntpt; do
!         mounted $ds || log_must mount -Fzfs $ds $mntpt
  done < $tmpfile
! rm -f $tmpfile
  
! log_mustnot zfs destroy $rootpool
  
  log_pass "rootpool can not be destroyed"