iotests: Add preallocated resize test for raw
Signed-off-by: Max Reitz <mreitz@redhat.com> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Message-id: 20170613202107.10125-16-mreitz@redhat.com Signed-off-by: Max Reitz <mreitz@redhat.com>
This commit is contained in:
parent
772d1f973f
commit
a2c7e08212
92
tests/qemu-iotests/106
Executable file
92
tests/qemu-iotests/106
Executable file
@ -0,0 +1,92 @@
|
||||
#!/bin/bash
|
||||
#
|
||||
# Test preallocated resize of raw images
|
||||
#
|
||||
# Copyright (C) 2017 Red Hat, Inc.
|
||||
#
|
||||
# This program is free software; you can redistribute it and/or modify
|
||||
# it under the terms of the GNU General Public License as published by
|
||||
# the Free Software Foundation; either version 2 of the License, or
|
||||
# (at your option) any later version.
|
||||
#
|
||||
# This program is distributed in the hope that it will be useful,
|
||||
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
# GNU General Public License for more details.
|
||||
#
|
||||
# You should have received a copy of the GNU General Public License
|
||||
# along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
#
|
||||
|
||||
# creator
|
||||
owner=mreitz@redhat.com
|
||||
|
||||
seq=$(basename $0)
|
||||
echo "QA output created by $seq"
|
||||
|
||||
here=$PWD
|
||||
status=1 # failure is the default!
|
||||
|
||||
_cleanup()
|
||||
{
|
||||
_cleanup_test_img
|
||||
}
|
||||
trap "_cleanup; exit \$status" 0 1 2 3 15
|
||||
|
||||
# get standard environment and filters
|
||||
. ./common.rc
|
||||
. ./common.filter
|
||||
|
||||
_supported_fmt raw
|
||||
_supported_proto file
|
||||
_supported_os Linux
|
||||
|
||||
# in kB
|
||||
CREATION_SIZE=128
|
||||
GROWTH_SIZE=256
|
||||
|
||||
echo '=== Testing image growth ==='
|
||||
|
||||
for create_mode in off falloc full; do
|
||||
for growth_mode in off falloc full; do
|
||||
echo
|
||||
echo "--- create_mode=$create_mode growth_mode=$growth_mode ---"
|
||||
|
||||
IMGOPTS="preallocation=$create_mode" _make_test_img ${CREATION_SIZE}K
|
||||
$QEMU_IMG resize -f "$IMGFMT" --preallocation=$growth_mode "$TEST_IMG" +${GROWTH_SIZE}K
|
||||
|
||||
expected_size=0
|
||||
if [ $create_mode != off ]; then
|
||||
expected_size=$CREATION_SIZE
|
||||
fi
|
||||
if [ $growth_mode != off ]; then
|
||||
expected_size=$((expected_size + $GROWTH_SIZE))
|
||||
fi
|
||||
|
||||
actual_size=$($QEMU_IMG info -f "$IMGFMT" "$TEST_IMG" | grep 'disk size')
|
||||
actual_size=$(echo "$actual_size" | sed -e 's/^[^0-9]*\([0-9]\+\).*$/\1/')
|
||||
|
||||
# The actual size may exceed the expected size, depending on the file
|
||||
# system. Therefore we just test that the actual size is at least what
|
||||
# we expect.
|
||||
if [ $actual_size -lt $expected_size ]; then
|
||||
echo "ERROR: Image should have at least ${expected_size}K, but has ${actual_size}K"
|
||||
fi
|
||||
done
|
||||
done
|
||||
|
||||
echo
|
||||
echo '=== Testing image shrinking ==='
|
||||
|
||||
# None of this should work except for "off", because other modes cannot be used
|
||||
# for shrinking
|
||||
for growth_mode in falloc full off; do
|
||||
echo
|
||||
echo "--- growth_mode=$growth_mode ---"
|
||||
$QEMU_IMG resize -f "$IMGFMT" --preallocation=$growth_mode "$TEST_IMG" -${GROWTH_SIZE}K
|
||||
done
|
||||
|
||||
# success, all done
|
||||
echo '*** done'
|
||||
rm -f $seq.full
|
||||
status=0
|
50
tests/qemu-iotests/106.out
Normal file
50
tests/qemu-iotests/106.out
Normal file
@ -0,0 +1,50 @@
|
||||
QA output created by 106
|
||||
=== Testing image growth ===
|
||||
|
||||
--- create_mode=off growth_mode=off ---
|
||||
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=131072 preallocation=off
|
||||
Image resized.
|
||||
|
||||
--- create_mode=off growth_mode=falloc ---
|
||||
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=131072 preallocation=off
|
||||
Image resized.
|
||||
|
||||
--- create_mode=off growth_mode=full ---
|
||||
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=131072 preallocation=off
|
||||
Image resized.
|
||||
|
||||
--- create_mode=falloc growth_mode=off ---
|
||||
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=131072 preallocation=falloc
|
||||
Image resized.
|
||||
|
||||
--- create_mode=falloc growth_mode=falloc ---
|
||||
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=131072 preallocation=falloc
|
||||
Image resized.
|
||||
|
||||
--- create_mode=falloc growth_mode=full ---
|
||||
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=131072 preallocation=falloc
|
||||
Image resized.
|
||||
|
||||
--- create_mode=full growth_mode=off ---
|
||||
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=131072 preallocation=full
|
||||
Image resized.
|
||||
|
||||
--- create_mode=full growth_mode=falloc ---
|
||||
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=131072 preallocation=full
|
||||
Image resized.
|
||||
|
||||
--- create_mode=full growth_mode=full ---
|
||||
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=131072 preallocation=full
|
||||
Image resized.
|
||||
|
||||
=== Testing image shrinking ===
|
||||
|
||||
--- growth_mode=falloc ---
|
||||
qemu-img: Preallocation can only be used for growing images
|
||||
|
||||
--- growth_mode=full ---
|
||||
qemu-img: Preallocation can only be used for growing images
|
||||
|
||||
--- growth_mode=off ---
|
||||
Image resized.
|
||||
*** done
|
@ -112,6 +112,7 @@
|
||||
103 rw auto quick
|
||||
104 rw auto
|
||||
105 rw auto quick
|
||||
106 rw auto quick
|
||||
107 rw auto quick
|
||||
108 rw auto quick
|
||||
109 rw auto
|
||||
|
Loading…
Reference in New Issue
Block a user