fd040174ac
This is an initial, simple live migration test from one running VM to another, using monitor commands. This is also an example of using the new common.qemu functions for controlling multiple running qemu instances, for tests that need a live qemu vm. Reviewed-by: Fam Zheng <famz@redhat.com> Signed-off-by: Jeff Cody <jcody@redhat.com> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
106 lines
2.6 KiB
Bash
Executable File
106 lines
2.6 KiB
Bash
Executable File
#!/bin/bash
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#
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# Live migration test
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#
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# Performs a migration from one VM to another via monitor commands
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#
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# Copyright (C) 2014 Red Hat, Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# creator
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owner=jcody@redhat.com
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seq=`basename $0`
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echo "QA output created by $seq"
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here=`pwd`
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status=1 # failure is the default!
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MIG_FIFO="${TEST_DIR}/migrate"
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_cleanup()
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{
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rm -f "${MIG_FIFO}"
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_cleanup_qemu
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_cleanup_test_img
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}
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trap "_cleanup; exit \$status" 0 1 2 3 15
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# get standard environment, filters and checks
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. ./common.rc
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. ./common.filter
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. ./common.qemu
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_supported_fmt qcow2
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_supported_proto file
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_supported_os Linux
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size=1G
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_make_test_img $size
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mkfifo "${MIG_FIFO}"
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echo
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echo === Starting QEMU VM1 ===
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echo
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qemu_comm_method="monitor"
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_launch_qemu -drive file="${TEST_IMG}",cache=none,id=disk
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h1=$QEMU_HANDLE
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echo
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echo === Starting QEMU VM2 ===
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echo
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_launch_qemu -drive file="${TEST_IMG}",cache=none,id=disk \
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-incoming "exec: cat '${MIG_FIFO}'"
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h2=$QEMU_HANDLE
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echo
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echo === VM 1: Migrate from VM1 to VM2 ===
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echo
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silent=yes
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_send_qemu_cmd $h1 'qemu-io disk "write -P 0x22 0 4M"' "(qemu)"
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echo "vm1: qemu-io disk write complete"
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_send_qemu_cmd $h1 "migrate \"exec: cat > '${MIG_FIFO}'\"" "(qemu)"
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echo "vm1: live migration started"
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qemu_cmd_repeat=20 _send_qemu_cmd $h1 "info migrate" "completed"
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echo "vm1: live migration completed"
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echo
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echo === VM 2: Post-migration, write to disk, verify running ===
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echo
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_send_qemu_cmd $h2 'qemu-io disk "write 4M 1M"' "(qemu)"
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echo "vm2: qemu-io disk write complete"
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qemu_cmd_repeat=20 _send_qemu_cmd $h2 "info status" "running"
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echo "vm2: qemu process running successfully"
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echo "vm2: flush io, and quit"
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_send_qemu_cmd $h2 'qemu-io disk flush' "(qemu)"
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_send_qemu_cmd $h2 'quit' ""
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echo "Check image pattern"
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${QEMU_IO} -c "read -P 0x22 0 4M" "${TEST_IMG}" | _filter_testdir | _filter_qemu_io
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echo "Running 'qemu-img check -r all \$TEST_IMG'"
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"${QEMU_IMG}" check -r all "${TEST_IMG}" 2>&1 | _filter_testdir | _filter_qemu
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echo "*** done"
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rm -f $seq.full
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status=0
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