| 1 | #!/usr/bin/env bash |
| 2 | # group: rw auto quick |
| 3 | # |
| 4 | # Test that all qcow2 header extensions survive a header rewrite |
| 5 | # |
| 6 | # Copyright (C) 2011 Red Hat, Inc. |
| 7 | # |
| 8 | # This program is free software; you can redistribute it and/or modify |
| 9 | # it under the terms of the GNU General Public License as published by |
| 10 | # the Free Software Foundation; either version 2 of the License, or |
| 11 | # (at your option) any later version. |
| 12 | # |
| 13 | # This program is distributed in the hope that it will 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. |
| 17 | # |
| 18 | # You should have received a copy of the GNU General Public License |
| 19 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 20 | # |
| 21 | |
| 22 | # creator |
| 23 | owner=kwolf@redhat.com |
| 24 | |
| 25 | seq=`basename $0` |
| 26 | echo "QA output created by $seq" |
| 27 | |
| 28 | status=1 # failure is the default! |
| 29 | |
| 30 | _cleanup() |
| 31 | { |
| 32 | _cleanup_test_img |
| 33 | } |
| 34 | trap "_cleanup; exit \$status" 0 1 2 3 15 |
| 35 | |
| 36 | # get standard environment, filters and checks |
| 37 | . ./common.rc |
| 38 | . ./common.filter |
| 39 | . ./common.pattern |
| 40 | |
| 41 | # This tests qcow2-specific low-level functionality |
| 42 | _supported_fmt qcow2 |
| 43 | _supported_proto file fuse |
| 44 | # We want to test compat=0.10, which does not support external data |
| 45 | # files or refcount widths other than 16 or compression type |
| 46 | _unsupported_imgopts data_file compression_type \ |
| 47 | 'refcount_bits=\([^1]\|.\([^6]\|$\)\)' |
| 48 | |
| 49 | CLUSTER_SIZE=65536 |
| 50 | |
| 51 | # qcow2.py output depends on the exact options used, so override the command |
| 52 | # line here as an exception |
| 53 | for compat in "compat=0.10" "compat=1.1"; do |
| 54 | |
| 55 | echo |
| 56 | echo ===== Testing with -o $compat ===== |
| 57 | echo |
| 58 | echo === Create image with unknown header extension === |
| 59 | echo |
| 60 | _make_test_img -o $compat 64M |
| 61 | $PYTHON qcow2.py "$TEST_IMG" add-header-ext 0x12345678 "This is a test header extension" |
| 62 | _qcow2_dump_header |
| 63 | _check_test_img |
| 64 | |
| 65 | echo |
| 66 | echo === Rewrite header with no backing file === |
| 67 | echo |
| 68 | $QEMU_IMG rebase -u -b "" "$TEST_IMG" |
| 69 | _qcow2_dump_header |
| 70 | _check_test_img |
| 71 | |
| 72 | echo |
| 73 | echo === Add a backing file and format === |
| 74 | echo |
| 75 | $QEMU_IMG rebase -u -b "/some/backing/file/path" -F host_device "$TEST_IMG" |
| 76 | _qcow2_dump_header |
| 77 | done |
| 78 | |
| 79 | # success, all done |
| 80 | echo "*** done" |
| 81 | rm -f $seq.full |
| 82 | status=0 |