| #!/usr/bin/env bash | |
| # group: rw auto quick | |
| # | |
| # Test for discarding compressed clusters on qcow2 images | |
| # | |
| # Copyright (C) 2014 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=hreitz@redhat.com | |
| seq="$(basename $0)" | |
| echo "QA output created by $seq" | |
| status=1 # failure is the default! | |
| _cleanup() | |
| { | |
| _cleanup_test_img | |
| } | |
| trap "_cleanup; exit \$status" 0 1 2 3 15 | |
| # get standard environment, filters and checks | |
| . ./common.rc | |
| . ./common.filter | |
| _supported_fmt qcow2 | |
| _supported_proto file nfs fuse | |
| # External data files do not support compressed clusters | |
| _unsupported_imgopts data_file | |
| IMG_SIZE=128K | |
| _make_test_img $IMG_SIZE | |
| $QEMU_IO -c 'write -c -P 42 0 64k' \ | |
| -c 'write -c -P 23 64k 64k' \ | |
| -c 'discard 64k 64k' \ | |
| "$TEST_IMG" | _filter_qemu_io | |
| $QEMU_IO -c 'read -P 0 64k 64k' "$TEST_IMG" | _filter_qemu_io | |
| _check_test_img | |
| # success, all done | |
| echo "*** done" | |
| rm -f $seq.full | |
| status=0 |