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1 #!/usr/bin/env bash 2 # group: rw quick 3 # 4 # Test case for qemu-io -c map and qemu-img map 5 # 6 # Copyright (C) 2014 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_qemu 33 _cleanup_test_img 34 } 35 trap "_cleanup; exit \$status" 0 1 2 3 15 36 37 # get standard environment, filters and qemu instance handling 38 . ./common.rc 39 . ./common.filter 40 . ./common.qemu 41 42 _supported_fmt qcow2 43 _supported_proto file fuse 44 45 IMG_SIZE=64K 46 47 echo 48 echo '=== Testing map command on truncated image ===' 49 echo 50 51 _make_test_img $IMG_SIZE 52 # Create cluster 53 $QEMU_IO -c 'write 0 64k' "$TEST_IMG" | _filter_qemu_io 54 # Remove data cluster from image (first cluster: image header, second: reftable, 55 # third: refblock, fourth: L1 table, fifth: L2 table) 56 $QEMU_IMG resize -f raw --shrink "$TEST_IMG" $((5 * 64 * 1024)) 57 58 $QEMU_IO -c map "$TEST_IMG" 59 $QEMU_IMG map "$TEST_IMG" | _filter_qemu_img_map 60 61 echo 62 echo '=== Testing map on an image file truncated outside of qemu ===' 63 echo 64 65 # Same as above, only now we concurrently truncate and map the image 66 _make_test_img $IMG_SIZE 67 $QEMU_IO -c 'write 0 64k' "$TEST_IMG" | _filter_qemu_io 68 69 qemu_comm_method=monitor _launch_qemu -drive if=none,file="$TEST_IMG",id=drv0 70 71 # Wait for a prompt to appear (so we know qemu has opened the image) 72 _send_qemu_cmd $QEMU_HANDLE '' '(qemu)' 73 74 $QEMU_IMG resize --shrink --image-opts \ 75 "driver=raw,file.driver=file,file.filename=$TEST_IMG,file.locking=off" \ 76 $((5 * 64 * 1024)) 77 78 _send_qemu_cmd $QEMU_HANDLE 'qemu-io drv0 map' 'allocated' \ 79 | sed -e 's/^(qemu).*qemu-io drv0 map...$/(qemu) qemu-io drv0 map/' 80 _send_qemu_cmd $QEMU_HANDLE 'quit' '' 81 82 # success, all done 83 echo '*** done' 84 rm -f $seq.full 85 status=0