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1.1 ! root 1: #!/bin/bash ! 2: # ! 3: # Merge backing file into test image when converting the image ! 4: # ! 5: # Copyright (C) 2009 Red Hat, Inc. ! 6: # ! 7: # This program is free software; you can redistribute it and/or modify ! 8: # it under the terms of the GNU General Public License as published by ! 9: # the Free Software Foundation; either version 2 of the License, or ! 10: # (at your option) any later version. ! 11: # ! 12: # This program is distributed in the hope that it will be useful, ! 13: # but WITHOUT ANY WARRANTY; without even the implied warranty of ! 14: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ! 15: # GNU General Public License for more details. ! 16: # ! 17: # You should have received a copy of the GNU General Public License ! 18: # along with this program. If not, see <http://www.gnu.org/licenses/>. ! 19: # ! 20: ! 21: # creator ! 22: [email protected] ! 23: ! 24: seq=`basename $0` ! 25: echo "QA output created by $seq" ! 26: ! 27: here=`pwd` ! 28: tmp=/tmp/$$ ! 29: status=1 # failure is the default! ! 30: ! 31: _cleanup() ! 32: { ! 33: _cleanup_test_img ! 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.pattern ! 41: ! 42: # Any format supporting backing files ! 43: _supported_fmt qcow qcow2 vmdk qed ! 44: _supported_proto generic ! 45: _supported_os Linux ! 46: ! 47: TEST_OFFSETS="0 4294967296" ! 48: ! 49: _make_test_img 6G ! 50: ! 51: echo "Filling base image" ! 52: echo ! 53: ! 54: for offset in $TEST_OFFSETS; do ! 55: # Some clusters with alternating backing file/image file reads ! 56: io writev $(( offset )) 512 1024 64 ! 57: ! 58: # Complete backing clusters ! 59: io writev $(( offset + 64 * 1024)) 65536 65536 1 ! 60: done ! 61: _check_test_img ! 62: ! 63: echo "Creating test image with backing file" ! 64: echo ! 65: ! 66: mv $TEST_IMG $TEST_IMG.base ! 67: _make_test_img -b $TEST_IMG.base 6G ! 68: ! 69: echo "Filling test image" ! 70: echo ! 71: ! 72: for offset in $TEST_OFFSETS; do ! 73: # Some clusters with alternating backing file/image file reads ! 74: io writev $(( offset + 512 )) 512 1024 64 ! 75: ! 76: # Complete test image clusters ! 77: io writev $(( offset + 64 * 1024 + 65536)) 65536 65536 1 ! 78: done ! 79: _check_test_img ! 80: ! 81: mv $TEST_IMG $TEST_IMG.orig ! 82: $QEMU_IMG convert -O $IMGFMT $TEST_IMG.orig $TEST_IMG ! 83: ! 84: echo "Reading" ! 85: echo ! 86: ! 87: for offset in $TEST_OFFSETS; do ! 88: # Some clusters with alternating backing file/image file reads ! 89: io readv $(( offset )) 512 1024 64 ! 90: io readv $(( offset + 512 )) 512 1024 64 ! 91: ! 92: # Complete test image clusters ! 93: io readv $(( offset + 64 * 1024)) 65536 65536 1 ! 94: io readv $(( offset + 64 * 1024 + 65536)) 65536 65536 1 ! 95: ! 96: # Empty sectors ! 97: io_zero readv $(( offset + 64 * 1024 + 65536 * 4 )) 65536 65536 1 ! 98: done ! 99: _check_test_img ! 100: ! 101: # success, all done ! 102: echo "*** done" ! 103: rm -f $seq.full ! 104: status=0
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