| 1 | #!/usr/bin/env bash |
| 2 | # group: img auto quick |
| 3 | # |
| 4 | # Make sure qemu-img can create 5TB images |
| 5 | # |
| 6 | # Based on a testcase from Chris Wright, |
| 7 | # https://bugzilla.redhat.com/show_bug.cgi?id=491943 |
| 8 | # |
| 9 | # Copyright (C) 2009 Red Hat, Inc. |
| 10 | # |
| 11 | # This program is free software; you can redistribute it and/or modify |
| 12 | # it under the terms of the GNU General Public License as published by |
| 13 | # the Free Software Foundation; either version 2 of the License, or |
| 14 | # (at your option) any later version. |
| 15 | # |
| 16 | # This program is distributed in the hope that it will be useful, |
| 17 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 18 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 19 | # GNU General Public License for more details. |
| 20 | # |
| 21 | # You should have received a copy of the GNU General Public License |
| 22 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 23 | # |
| 24 | |
| 25 | # creator |
| 26 | owner=hch@lst.de |
| 27 | |
| 28 | seq=`basename $0` |
| 29 | echo "QA output created by $seq" |
| 30 | |
| 31 | status=1 # failure is the default! |
| 32 | |
| 33 | _cleanup() |
| 34 | { |
| 35 | _cleanup_test_img |
| 36 | } |
| 37 | trap "_cleanup; exit \$status" 0 1 2 3 15 |
| 38 | |
| 39 | # get standard environment, filters and checks |
| 40 | . ./common.rc |
| 41 | . ./common.filter |
| 42 | |
| 43 | _supported_fmt generic |
| 44 | _supported_proto generic |
| 45 | _supported_os Linux |
| 46 | _unsupported_imgopts "subformat=twoGbMaxExtentFlat" \ |
| 47 | "subformat=twoGbMaxExtentSparse" \ |
| 48 | "subformat=streamOptimized" |
| 49 | |
| 50 | # vpc is limited to 127GB, so we can't test it here |
| 51 | if [ "$IMGFMT" = "vpc" ]; then |
| 52 | _notrun "image format $IMGFMT does not support large image sizes" |
| 53 | fi |
| 54 | |
| 55 | # Sanity check: For raw, we require a file system that permits the creation |
| 56 | # of a HUGE (but very sparse) file. Check we can create it before continuing. |
| 57 | if [ "$IMGFMT" = "raw" ]; then |
| 58 | _require_large_file 5T |
| 59 | fi |
| 60 | |
| 61 | echo |
| 62 | echo "creating large image" |
| 63 | _make_test_img 5000G |
| 64 | |
| 65 | echo |
| 66 | echo "small read" |
| 67 | $QEMU_IO -c "read 1024 4096" "$TEST_IMG" | _filter_qemu_io |
| 68 | |
| 69 | echo |
| 70 | echo "small write" |
| 71 | $QEMU_IO -c "write 8192 4096" "$TEST_IMG" | _filter_qemu_io |
| 72 | |
| 73 | # success, all done |
| 74 | echo "*** done" |
| 75 | rm -f $seq.full |
| 76 | status=0 |