qemu

FORK: QEMU emulator
git clone https://git.neptards.moe/neptards/qemu.git
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      1 #!/usr/bin/env bash
      2 # group: rw auto backing quick
      3 #
      4 # Test qemu-img rebase with zero clusters
      5 #
      6 # Copyright (C) 2013 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=pbonzini@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.old"
     34     _rm_test_img "$TEST_IMG.new"
     35 }
     36 trap "_cleanup; exit \$status" 0 1 2 3 15
     37 
     38 # get standard environment, filters and checks
     39 . ./common.rc
     40 . ./common.filter
     41 
     42 _supported_fmt qcow2 qed
     43 _supported_proto file fuse
     44 
     45 echo
     46 echo "== Creating images =="
     47 
     48 TEST_IMG_SAVE="$TEST_IMG"
     49 TEST_IMG="$TEST_IMG.old"
     50 
     51 size=10M
     52 _make_test_img $size
     53 $QEMU_IO -c "write -P 0x40 0 1048576" "$TEST_IMG" | _filter_qemu_io
     54 
     55 TEST_IMG="$TEST_IMG_SAVE.new"
     56 
     57 _make_test_img $size
     58 $QEMU_IO -c "write -P 0x5a 0 1048576" "$TEST_IMG" | _filter_qemu_io
     59 
     60 TEST_IMG="$TEST_IMG_SAVE"
     61 
     62 _make_test_img -b "$TEST_IMG.old" -F $IMGFMT $size
     63 $QEMU_IO -c "write -z 0 1048576" "$TEST_IMG" | _filter_qemu_io
     64 
     65 echo
     66 echo "== Rebasing the image =="
     67 
     68 $QEMU_IMG rebase -b "$TEST_IMG.new" -F $IMGFMT "$TEST_IMG"
     69 $QEMU_IO -c "read -P 0x00 0 1048576" "$TEST_IMG" | _filter_qemu_io
     70 
     71 # success, all done
     72 echo "*** done"
     73 rm -f $seq.full
     74 status=0