usr/src/test/zfs-tests/tests/functional/snapused/snapused_002_pos.ksh

   1 #!/bin/ksh -p
   2 #
   3 # CDDL HEADER START
   4 #
   5 # The contents of this file are subject to the terms of the
   6 # Common Development and Distribution License (the "License").
   7 # You may not use this file except in compliance with the License.
   8 #
   9 # You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10 # or http://www.opensolaris.org/os/licensing.
  11 # See the License for the specific language governing permissions
  12 # and limitations under the License.
  13 #
  14 # When distributing Covered Code, include this CDDL HEADER in each
  15 # file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16 # If applicable, add the following below this CDDL HEADER, with the
  17 # fields enclosed by brackets "[]" replaced with your own identifying
  18 # information: Portions Copyright [yyyy] [name of copyright owner]
  19 #
  20 # CDDL HEADER END
  21 #
  22
  23 #
  24 # Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  25 # Use is subject to license terms.
  26 #
  27
  28 #
  29 # Copyright (c) 2013, 2016 by Delphix. All rights reserved.
  30 #
  31
  32 . $STF_SUITE/include/libtest.shlib
  33 . $STF_SUITE/tests/functional/snapused/snapused.kshlib
  34
  35 #
  36 # DESCRIPTION:
  37 #       Verify usedbychildren is correct.
  38 #
  39 # STRATEGY:
  40 #       1. Create a filesystem.
  41 #       2. Create sub filesystem and make file in it.
  42 #       3. Set reservation of the sub filesystem.
  43 #       4. Create volume under it.
  44 #       5. Snapshot it.
  45 #       6. Check usedbychildren is correct.
  46 #
  47
  48 verify_runnable "both"
  49
  50 function cleanup
  51 {
  52         log_must zfs destroy -rR $USEDTEST
  53 }
  54
  55 log_assert "Verify usedbychildren is correct."
  56 log_onexit cleanup
  57
  58 log_must zfs create $USEDTEST
  59 check_usedbychildren $USEDTEST
  60
  61 typeset -i i=0
  62 typeset -i r_size=0
  63 mntpnt=$(get_prop mountpoint $USEDTEST)
  64 while ((i < 5)); do
  65         ((r_size=(i+1)*16))
  66
  67         log_must zfs create $USEDTEST/fs$i
  68         log_must zfs set reservation="$r_size"M $USEDTEST/fs$i
  69         log_must mkfile 48M $mntpnt/fs$i/file$i
  70
  71         if is_global_zone; then
  72                 log_must zfs create -V 32M $USEDTEST/vol$i
  73         fi
  74
  75         log_must zfs snapshot -r $USEDTEST@snap$i
  76
  77         check_usedbychildren $USEDTEST
  78
  79         ((i = i + 1))
  80 done
  81
  82 log_pass "Verify usedbychildren is correct."