4 # Test the basic functionality of qgroups
6 #-----------------------------------------------------------------------
7 # Copyright (c) 2013 Fusion IO. All Rights Reserved.
9 # This program is free software; you can redistribute it and/or
10 # modify it under the terms of the GNU General Public License as
11 # published by the Free Software Foundation.
13 # This program is distributed in the hope that it would be useful,
14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 # GNU General Public License for more details.
18 # You should have received a copy of the GNU General Public License
19 # along with this program; if not, write the Free Software Foundation,
20 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
21 #-----------------------------------------------------------------------
25 seqres=$RESULT_DIR/$seq
26 echo "QA output created by $seq"
30 status=1 # failure is the default!
31 trap "_cleanup; exit \$status" 0 1 2 3 15
39 # get standard environment, filters and checks
46 _require_btrfs_qgroup_report
50 # Test to make sure we can actually turn it on and it makes sense
53 _run_btrfs_util_prog subvolume create $SCRATCH_MNT/a
54 _run_btrfs_util_prog quota enable $SCRATCH_MNT/a
55 _run_btrfs_util_prog quota rescan -w $SCRATCH_MNT
56 subvolid=$(_btrfs_get_subvolid $SCRATCH_MNT a)
57 $BTRFS_UTIL_PROG qgroup show $units $SCRATCH_MNT | grep $subvolid >> \
59 [ $? -eq 0 ] || _fail "couldn't find our subvols quota group"
60 run_check $FSSTRESS_PROG -d $SCRATCH_MNT/a -w -p 1 -n 2000 \
62 _run_btrfs_util_prog subvolume snapshot $SCRATCH_MNT/a \
65 # the shared values of both the original subvol and snapshot should
67 a_shared=$($BTRFS_UTIL_PROG qgroup show $units $SCRATCH_MNT | grep $subvolid)
68 a_shared=$(echo $a_shared | awk '{ print $2 }')
69 subvolid=$(_btrfs_get_subvolid $SCRATCH_MNT b)
70 b_shared=$($BTRFS_UTIL_PROG qgroup show $units $SCRATCH_MNT | grep $subvolid)
71 b_shared=$(echo $b_shared | awk '{ print $2 }')
72 [ $b_shared -eq $a_shared ] || _fail "shared values don't match"
75 #enable quotas, do some work, check our values and then rescan and make sure we
76 #come up with the same answer
79 # first with a blank subvol
80 _run_btrfs_util_prog subvolume create $SCRATCH_MNT/a
81 _run_btrfs_util_prog quota enable $SCRATCH_MNT/a
82 subvolid=$(_btrfs_get_subvolid $SCRATCH_MNT a)
83 run_check $FSSTRESS_PROG -d $SCRATCH_MNT/a -w -p 1 -n 2000 \
86 output=$($BTRFS_UTIL_PROG qgroup show $units $SCRATCH_MNT | grep $subvolid)
87 echo $output >> $seqres.full
88 refer=$(echo $output | awk '{ print $2 }')
89 excl=$(echo $output | awk '{ print $3 }')
90 _run_btrfs_util_prog quota rescan -w $SCRATCH_MNT
91 output=$($BTRFS_UTIL_PROG qgroup show $units $SCRATCH_MNT | grep $subvolid)
92 echo $output >> $seqres.full
93 [ $refer -eq $(echo $output | awk '{ print $2 }') ] || \
94 _fail "reference values don't match after rescan"
95 [ $excl -eq $(echo $output | awk '{ print $3 }') ] || \
96 _fail "exclusive values don't match after rescan"
99 #basic exceed limit testing
102 _run_btrfs_util_prog subvolume create $SCRATCH_MNT/a
103 _run_btrfs_util_prog quota enable $SCRATCH_MNT
104 subvolid=$(_btrfs_get_subvolid $SCRATCH_MNT a)
105 _run_btrfs_util_prog qgroup limit 5M 0/$subvolid $SCRATCH_MNT
106 _ddt of=$SCRATCH_MNT/a/file bs=10M count=1 >> $seqres.full 2>&1
107 [ $? -ne 0 ] || _fail "quota should have limited us"
110 #basic noexceed limit testing
111 _limit_test_noexceed()
113 _run_btrfs_util_prog subvolume create $SCRATCH_MNT/a
114 _run_btrfs_util_prog quota enable $SCRATCH_MNT
115 subvolid=$(_btrfs_get_subvolid $SCRATCH_MNT a)
116 _run_btrfs_util_prog qgroup limit 5M 0/$subvolid $SCRATCH_MNT
117 _ddt of=$SCRATCH_MNT/a/file bs=4M count=1 >> $seqres.full 2>&1
118 [ $? -eq 0 ] || _fail "should have been allowed to write"
121 units=`_btrfs_qgroup_units`
123 _scratch_mkfs > /dev/null 2>&1
129 _scratch_mkfs > /dev/null 2>&1
135 _scratch_mkfs > /dev/null 2>&1
141 _scratch_mkfs > /dev/null 2>&1
146 echo "Silence is golden"