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 2007 Sun Microsystems, Inc.  All rights reserved.
  25 # Use is subject to license terms.
  26 #
  27 
  28 #
  29 # Copyright (c) 2013 by Delphix. All rights reserved.
  30 #
  31 
  32 . $STF_SUITE/include/libtest.shlib
  33 . $STF_SUITE/tests/functional/quota/quota.kshlib
  34 
  35 #
  36 # DESCRIPTION:
  37 #
  38 # Can't set a quota to less than currently being used by the dataset.
  39 #
  40 # STRATEGY:
  41 # 1) Create a filesystem
  42 # 2) Set a quota on the filesystem that is lower than the space
  43 #       currently in use.
  44 # 3) Verify that the attempt fails.
  45 #
  46 
  47 verify_runnable "both"
  48 
  49 log_assert "Verify cannot set quota lower than the space currently in use"
  50 
  51 function cleanup
  52 {
  53         log_must $ZFS set quota=none $TESTPOOL/$TESTFS
  54 }
  55 
  56 log_onexit cleanup
  57 
  58 typeset -i quota_integer_size=0
  59 typeset invalid_size="123! @456 7#89 0\$ abc123% 123%s 12%s3 %c123 123%d %x123 12%p3 \
  60         ^def456 789&ghi"
  61 typeset -i space_used=`get_prop used $TESTPOOL/$TESTFS`
  62 (( quota_integer_size = space_used  - 1 ))
  63 quota_fp_size=${quota_integer_size}.123
  64 
  65 for size in 0 -1 $quota_integer_size -$quota_integer_size $quota_fp_size -$quota_fp_size \
  66         $invalid_size ; do
  67         log_mustnot $ZFS set quota=$size $TESTPOOL/$TESTFS
  68 done
  69 log_must $ZFS set quota=$space_used $TESTPOOL/$TESTFS
  70 
  71 log_pass "As expected cannot set quota lower than space currently in use"