7290 Cdiff usr/src/test/zfs-tests/tests/functional/nopwrite/nopwrite

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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
  
*** 34,90 ****
  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 isn't enabled without the prerequisites"
  
  # Data written into origin fs without compression or sha256
! $DD if=/dev/urandom of=$TESTDIR/file bs=1024k count=$MEGS conv=notrunc \
      >/dev/null 2>&1 || log_fail "dd of $TESTDIR/file failed."
! $ZFS snapshot $origin@a || log_fail "zfs snap failed"
! log_must $ZFS clone -o compress=on $origin@a $origin/clone
! log_must $ZFS set checksum=sha256 $origin/clone
! $DD if=/$TESTDIR/file of=/$TESTDIR/clone/file bs=1024k count=$MEGS \
      conv=notrunc >/dev/null 2>&1 || log_fail "dd failed."
  log_mustnot verify_nopwrite $origin $origin@a $origin/clone
! $ZFS destroy -R $origin@a || log_fail "zfs destroy failed"
! log_must $RM -f $TESTDIR/file
  
  # Data written to origin fs before checksum enabled
! log_must $ZFS set compress=on $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."
! log_must $ZFS set checksum=sha256 $origin
! $ZFS snapshot $origin@a || log_fail "zfs snap failed"
! log_must $ZFS clone $origin@a $origin/clone
! $DD if=/$TESTDIR/file of=/$TESTDIR/clone/file bs=1024k count=$MEGS \
      conv=notrunc >/dev/null 2>&1 || log_fail "dd failed."
  log_mustnot verify_nopwrite $origin $origin@a $origin/clone
! $ZFS destroy -R $origin@a || log_fail "zfs destroy failed"
! log_must $RM -f $TESTDIR/file
  
  # Clone with compression=off
! $DD if=/dev/urandom of=$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 -o compress=off $origin@a $origin/clone
! $DD if=/$TESTDIR/file of=/$TESTDIR/clone/file bs=1024k count=$MEGS \
      conv=notrunc >/dev/null 2>&1 || log_fail "dd failed."
  log_mustnot verify_nopwrite $origin $origin@a $origin/clone
! $ZFS destroy -R $origin@a || log_fail "zfs destroy failed"
! log_must $RM -f $TESTDIR/file
  
  # Clone with fletcher4, rather than sha256
! $DD if=/dev/urandom of=$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 -o checksum=fletcher4 $origin@a $origin/clone
! $DD if=/$TESTDIR/file of=/$TESTDIR/clone/file bs=1024k count=$MEGS \
      conv=notrunc >/dev/null 2>&1 || log_fail "dd failed."
  log_mustnot verify_nopwrite $origin $origin@a $origin/clone
  
  log_pass "nopwrite isn't enabled without the prerequisites"
--- 34,90 ----
  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 isn't enabled without the prerequisites"
  
  # Data written into origin fs without compression or sha256
! dd if=/dev/urandom of=$TESTDIR/file bs=1024k count=$MEGS conv=notrunc \
      >/dev/null 2>&1 || log_fail "dd of $TESTDIR/file failed."
! zfs snapshot $origin@a || log_fail "zfs snap failed"
! log_must zfs clone -o compress=on $origin@a $origin/clone
! log_must zfs set checksum=sha256 $origin/clone
! dd if=/$TESTDIR/file of=/$TESTDIR/clone/file bs=1024k count=$MEGS \
      conv=notrunc >/dev/null 2>&1 || log_fail "dd failed."
  log_mustnot verify_nopwrite $origin $origin@a $origin/clone
! zfs destroy -R $origin@a || log_fail "zfs destroy failed"
! log_must rm -f $TESTDIR/file
  
  # Data written to origin fs before checksum enabled
! log_must zfs set compress=on $origin
! dd if=/dev/urandom of=$TESTDIR/file bs=1024k count=$MEGS conv=notrunc \
      >/dev/null 2>&1 || log_fail "dd into $TESTDIR/file failed."
! log_must zfs set checksum=sha256 $origin
! zfs snapshot $origin@a || log_fail "zfs snap failed"
! log_must zfs clone $origin@a $origin/clone
! dd if=/$TESTDIR/file of=/$TESTDIR/clone/file bs=1024k count=$MEGS \
      conv=notrunc >/dev/null 2>&1 || log_fail "dd failed."
  log_mustnot verify_nopwrite $origin $origin@a $origin/clone
! zfs destroy -R $origin@a || log_fail "zfs destroy failed"
! log_must rm -f $TESTDIR/file
  
  # Clone with compression=off
! 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 -o compress=off $origin@a $origin/clone
! dd if=/$TESTDIR/file of=/$TESTDIR/clone/file bs=1024k count=$MEGS \
      conv=notrunc >/dev/null 2>&1 || log_fail "dd failed."
  log_mustnot verify_nopwrite $origin $origin@a $origin/clone
! zfs destroy -R $origin@a || log_fail "zfs destroy failed"
! log_must rm -f $TESTDIR/file
  
  # Clone with fletcher4, rather than sha256
! 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 -o checksum=fletcher4 $origin@a $origin/clone
! dd if=/$TESTDIR/file of=/$TESTDIR/clone/file bs=1024k count=$MEGS \
      conv=notrunc >/dev/null 2>&1 || log_fail "dd failed."
  log_mustnot verify_nopwrite $origin $origin@a $origin/clone
  
  log_pass "nopwrite isn't enabled without the prerequisites"