225 (3545B)
1 #!/usr/bin/env bash 2 # group: rw quick 3 # 4 # Test vmdk backing file correlation 5 # 6 # Copyright (C) 2018 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=hreitz@redhat.com 24 25 seq=$(basename $0) 26 echo "QA output created by $seq" 27 28 status=1 # failure is the default! 29 30 _cleanup() 31 { 32 _cleanup_test_img 33 _rm_test_img "$TEST_IMG.not_base" 34 } 35 trap "_cleanup; exit \$status" 0 1 2 3 15 36 37 # get standard environment, filters and checks 38 . ./common.rc 39 . ./common.filter 40 . ./common.qemu 41 42 # This tests vmdk-specific low-level functionality 43 _supported_fmt vmdk 44 _supported_proto file 45 _supported_os Linux 46 _unsupported_imgopts "subformat=monolithicFlat" \ 47 "subformat=twoGbMaxExtentFlat" \ 48 "subformat=twoGbMaxExtentSparse" 49 50 TEST_IMG="$TEST_IMG.base" _make_test_img 1M 51 TEST_IMG="$TEST_IMG.not_base" _make_test_img 1M 52 _make_test_img -b "$TEST_IMG.base" -F $IMGFMT 53 54 make_opts() 55 { 56 node_name=$1 57 filename=$2 58 backing=$3 59 60 if [ -z "$backing" ]; then 61 backing="null" 62 else 63 backing="'$backing'" 64 fi 65 66 echo "{ 'node-name': '$node_name', 67 'driver': 'vmdk', 68 'file': { 69 'driver': 'file', 70 'filename': '$filename' 71 }, 72 'backing': $backing }" 73 } 74 75 overlay_opts=$(make_opts overlay "$TEST_IMG" backing) 76 base_opts=$(make_opts backing "$TEST_IMG.base") 77 not_base_opts=$(make_opts backing "$TEST_IMG.not_base") 78 79 not_vmdk_opts="{ 'node-name': 'backing', 'driver': 'null-co' }" 80 81 echo 82 echo '=== Testing fitting VMDK backing image ===' 83 echo 84 85 qemu_comm_method=monitor \ 86 _launch_qemu -blockdev "$base_opts" -blockdev "$overlay_opts" 87 88 # Should not return an error 89 _send_qemu_cmd $QEMU_HANDLE 'qemu-io overlay "read 0 512"' 'ops' 90 91 _cleanup_qemu 92 93 94 echo 95 echo '=== Testing unrelated VMDK backing image ===' 96 echo 97 98 qemu_comm_method=monitor \ 99 _launch_qemu -blockdev "$not_base_opts" -blockdev "$overlay_opts" 100 101 # Should fail (gracefully) 102 _send_qemu_cmd $QEMU_HANDLE 'qemu-io overlay "read 0 512"' 'failed' 103 104 _cleanup_qemu 105 106 107 echo 108 echo '=== Testing non-VMDK backing image ===' 109 echo 110 111 # FIXME: This is the reason why we have to use two -blockdev 112 # invocations. You can only fully override the backing file options 113 # if you either specify a node reference (as done here) or the new 114 # options contain file.filename (which in this case they do not). 115 # In other cases, file.filename will be set to whatever the image 116 # header of the overlay contains (which we do not want). I consider 117 # this a FIXME because with -blockdev, you cannot specify "partial" 118 # options, so setting file.filename but leaving the rest as specified 119 # by the user does not make sense. 120 qemu_comm_method=monitor \ 121 _launch_qemu -blockdev "$not_vmdk_opts" -blockdev "$overlay_opts" 122 123 # Should fail (gracefully) 124 _send_qemu_cmd $QEMU_HANDLE 'qemu-io overlay "read 0 512"' 'failed' 125 126 _cleanup_qemu 127 128 129 # success, all done 130 echo "*** done" 131 rm -f $seq.full 132 status=0