005 (2019B)
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