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>

*** 10,20 ****
  # source.  A copy of the CDDL is also available via the Internet at
  # http://www.illumos.org/license/CDDL.
  #
  
  #
! # Copyright (c) 2012 by Delphix. All rights reserved.
  #
  
  . $STF_SUITE/include/libtest.shlib
  . $STF_SUITE/tests/functional/nopwrite/nopwrite.shlib
  
--- 10,20 ----
  # source.  A copy of the CDDL is also available via the Internet at
  # http://www.illumos.org/license/CDDL.
  #
  
  #
! # Copyright (c) 2012, 2016 by Delphix. All rights reserved.
  #
  
  . $STF_SUITE/include/libtest.shlib
  . $STF_SUITE/tests/functional/nopwrite/nopwrite.shlib
  
*** 32,62 ****
  origin="$TESTPOOL/$TESTFS"
  log_onexit cleanup
  
  function cleanup
  {
!         datasetexists $origin && log_must $ZFS destroy -R $origin
!         log_must $ZFS create -o mountpoint=$TESTDIR $origin
  }
  
  log_assert "nopwrite updates file metadata correctly"
  
! log_must $ZFS set compress=on $origin
! log_must $ZFS set checksum=sha256 $origin
! $DD if=/dev/urandom of=$TESTDIR/file bs=1024k count=$MEGS conv=notrunc \
      >/dev/null 2>&1 || log_fail "dd into $TESTDIR/file failed."
! $ZFS snapshot $origin@a || log_fail "zfs snap failed"
! log_must $ZFS clone $origin@a $origin/clone
  
! o_atime=$($LS -E% all $TESTDIR/clone/file | $AWK '/atime/ {print $4}')
! o_ctime=$($LS -E% all $TESTDIR/clone/file | $AWK '/ctime/ {print $4}')
! o_mtime=$($LS -E% all $TESTDIR/clone/file | $AWK '/mtime/ {print $4}')
! $DD if=/$TESTDIR/file of=/$TESTDIR/clone/file bs=1024k count=$MEGS \
      conv=notrunc >/dev/null 2>&1 || log_fail "dd failed."
! atime=$($LS -E% all $TESTDIR/clone/file | $AWK '/atime/ {print $4}')
! ctime=$($LS -E% all $TESTDIR/clone/file | $AWK '/ctime/ {print $4}')
! mtime=$($LS -E% all $TESTDIR/clone/file | $AWK '/mtime/ {print $4}')
  
  [[ $o_atime = $atime ]] || log_fail "atime changed: $o_atime $atime"
  [[ $o_ctime = $ctime ]] && log_fail "ctime unchanged: $o_ctime $ctime"
  [[ $o_mtime = $mtime ]] && log_fail "mtime unchanged: $o_mtime $mtime"
  
--- 32,62 ----
  origin="$TESTPOOL/$TESTFS"
  log_onexit cleanup
  
  function cleanup
  {
!         datasetexists $origin && log_must zfs destroy -R $origin
!         log_must zfs create -o mountpoint=$TESTDIR $origin
  }
  
  log_assert "nopwrite updates file metadata correctly"
  
! log_must zfs set compress=on $origin
! log_must zfs set checksum=sha256 $origin
! dd if=/dev/urandom of=$TESTDIR/file bs=1024k count=$MEGS conv=notrunc \
      >/dev/null 2>&1 || log_fail "dd into $TESTDIR/file failed."
! zfs snapshot $origin@a || log_fail "zfs snap failed"
! log_must zfs clone $origin@a $origin/clone
  
! o_atime=$(ls -E% all $TESTDIR/clone/file | awk '/atime/ {print $4}')
! o_ctime=$(ls -E% all $TESTDIR/clone/file | awk '/ctime/ {print $4}')
! o_mtime=$(ls -E% all $TESTDIR/clone/file | awk '/mtime/ {print $4}')
! dd if=/$TESTDIR/file of=/$TESTDIR/clone/file bs=1024k count=$MEGS \
      conv=notrunc >/dev/null 2>&1 || log_fail "dd failed."
! atime=$(ls -E% all $TESTDIR/clone/file | awk '/atime/ {print $4}')
! ctime=$(ls -E% all $TESTDIR/clone/file | awk '/ctime/ {print $4}')
! mtime=$(ls -E% all $TESTDIR/clone/file | awk '/mtime/ {print $4}')
  
  [[ $o_atime = $atime ]] || log_fail "atime changed: $o_atime $atime"
  [[ $o_ctime = $ctime ]] && log_fail "ctime unchanged: $o_ctime $ctime"
  [[ $o_mtime = $mtime ]] && log_fail "mtime unchanged: $o_mtime $mtime"