qemu

FORK: QEMU emulator
git clone https://git.neptards.moe/neptards/qemu.git
Log | Files | Refs | Submodules | LICENSE

068 (2361B)


      1 #!/usr/bin/env bash
      2 # group: rw quick
      3 #
      4 # Test case for loading a saved VM state from a qcow2 image
      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=hreitz@redhat.com
     24 
     25 seq="$(basename $0)"
     26 echo "QA output created by $seq"
     27 
     28 status=1	# failure is the default!
     29 
     30 _cleanup()
     31 {
     32 	_cleanup_test_img
     33 }
     34 trap "_cleanup; exit \$status" 0 1 2 3 15
     35 
     36 # get standard environment, filters and checks
     37 . ./common.rc
     38 . ./common.filter
     39 
     40 # This tests qcow2-specific low-level functionality
     41 _supported_fmt qcow2
     42 _supported_proto generic
     43 # Internal snapshots are (currently) impossible with refcount_bits=1,
     44 # and generally impossible with external data files
     45 _unsupported_imgopts 'compat=0.10' 'refcount_bits=1[^0-9]' data_file
     46 
     47 IMG_SIZE=128K
     48 
     49 case "$QEMU_DEFAULT_MACHINE" in
     50   s390-ccw-virtio)
     51       platform_parm="-no-shutdown"
     52       ;;
     53   *)
     54       platform_parm=""
     55       ;;
     56 esac
     57 
     58 _qemu()
     59 {
     60     $QEMU $platform_parm -nographic -monitor stdio -serial none \
     61           -drive if=none,id=drive0,file="$TEST_IMG",format="$IMGFMT" \
     62           -device virtio-scsi,id=hba0 \
     63           -device scsi-hd,drive=drive0 \
     64           "$@" |\
     65     _filter_qemu | _filter_hmp
     66 }
     67 
     68 for extra_args in \
     69     "" \
     70     "-object iothread,id=iothread0 -set device.hba0.iothread=iothread0"; do
     71     echo
     72     echo "=== Saving and reloading a VM state to/from a qcow2 image ($extra_args) ==="
     73     echo
     74 
     75     _make_test_img $IMG_SIZE
     76 
     77     # Give qemu some time to boot before saving the VM state
     78     { sleep 1; printf "savevm 0\nquit\n"; } | _qemu $extra_args
     79     # Now try to continue from that VM state (this should just work)
     80     { sleep 1; printf "loadvm 0\nloadvm 0\nquit\n"; } | _qemu $extra_args -S
     81 done
     82 
     83 # success, all done
     84 echo "*** done"
     85 rm -f $seq.full
     86 status=0