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Re: [Qemu-devel] [PATCH v2 3/5] block: qemu-iotests - test for live migr
From: |
Fam Zheng |
Subject: |
Re: [Qemu-devel] [PATCH v2 3/5] block: qemu-iotests - test for live migration |
Date: |
Thu, 10 Apr 2014 14:16:46 +0800 |
User-agent: |
Mutt/1.5.23 (2014-03-12) |
On Wed, 04/09 22:41, Jeff Cody wrote:
> This is an initial, simple live migration test from one
> running VM to another, using monitor commands.
>
> This is also an example on using the new common.qemu functions
> for controlling multiple running qemu instances, for tests that
> need a live qemu vm.
>
> Signed-off-by: Jeff Cody <address@hidden>
> ---
> tests/qemu-iotests/089 | 97
> ++++++++++++++++++++++++++++++++++++++++++++++
> tests/qemu-iotests/089.out | 20 ++++++++++
I used 089 in my last image fleecing series, (originally 083 but already used).
So one of us need to shift the case number.
Thanks,
Fam
> tests/qemu-iotests/group | 1 +
> 3 files changed, 118 insertions(+)
> create mode 100755 tests/qemu-iotests/089
> create mode 100644 tests/qemu-iotests/089.out
>
> diff --git a/tests/qemu-iotests/089 b/tests/qemu-iotests/089
> new file mode 100755
> index 0000000..22a7cf1
> --- /dev/null
> +++ b/tests/qemu-iotests/089
> @@ -0,0 +1,97 @@
> +#!/bin/bash
> +#
> +# Live migration test
> +#
> +# Performs a migration from one VM to another via monitor commands
> +#
> +# Copyright (C) 2014 Red Hat, Inc.
> +#
> +# This program is free software; you can redistribute it and/or modify
> +# it under the terms of the GNU General Public License as published by
> +# the Free Software Foundation; either version 2 of the License, or
> +# (at your option) any later version.
> +#
> +# This program is distributed in the hope that it will be useful,
> +# but WITHOUT ANY WARRANTY; without even the implied warranty of
> +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> +# GNU General Public License for more details.
> +#
> +# You should have received a copy of the GNU General Public License
> +# along with this program. If not, see <http://www.gnu.org/licenses/>.
> +#
> +
> +# creator
> address@hidden
> +
> +seq=`basename $0`
> +echo "QA output created by $seq"
> +
> +here=`pwd`
> +status=1 # failure is the default!
> +
> +MIG_FIFO="${TEST_DIR}/migrate"
> +
> +_cleanup()
> +{
> + rm -f "${MIG_FIFO}"
> + _cleanup_qemu
> + _cleanup_test_img
> +
> +}
> +trap "_cleanup; exit \$status" 0 1 2 3 15
> +
> +# get standard environment, filters and checks
> +. ./common.rc
> +. ./common.filter
> +. ./common.qemu
> +
> +_supported_fmt qcow2
> +_supported_proto file
> +_supported_os Linux
> +
> +size=1G
> +
> +IMGOPTS="cluster_size=512" _make_test_img $size
> +
> +mkfifo "${MIG_FIFO}"
> +
> +echo
> +echo === Starting QEMU VM1 ===
> +echo
> +
> +qemu_comm_method="monitor"
> +_launch_qemu -drive file="${TEST_IMG}",cache=none,id=disk
> +h1=$QEMU_HANDLE
> +
> +echo
> +echo === Starting QEMU VM2 ===
> +echo
> +_launch_qemu -drive file="${TEST_IMG}",cache=none,id=disk \
> + -incoming "exec: cat '${MIG_FIFO}'"
> +h2=$QEMU_HANDLE
> +
> +echo
> +echo === VM 1: Migrate from VM1 to VM2 ===
> +echo
> +
> +silent=yes
> +_send_qemu_cmd $h1 'qemu-io disk "write 0 4M"' "(qemu)"
> +echo "vm1: qemu-io disk write complete"
> +_send_qemu_cmd $h1 "migrate \"exec: cat > '${MIG_FIFO}'\"" "(qemu)"
> +echo "vm1: live migration started"
> +qemu_cmd_repeat=20 _send_qemu_cmd $h1 "info migrate" "completed"
> +echo "vm1: live migration completed"
> +
> +echo
> +echo === VM 2: Post-migration, write to disk, verify running ===
> +echo
> +
> +_send_qemu_cmd $h2 'qemu-io disk "write 4M 1M"' "(qemu)"
> +echo "vm2: qemu-io disk write complete"
> +qemu_cmd_repeat=20 _send_qemu_cmd $h2 "info status" "running"
> +echo "vm2: qemu process running successfully"
> +
> +
> +echo "*** done"
> +rm -f $seq.full
> +status=0
> diff --git a/tests/qemu-iotests/089.out b/tests/qemu-iotests/089.out
> new file mode 100644
> index 0000000..4e9e6c9
> --- /dev/null
> +++ b/tests/qemu-iotests/089.out
> @@ -0,0 +1,20 @@
> +QA output created by 089
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824
> +
> +=== Starting QEMU VM1 ===
> +
> +
> +=== Starting QEMU VM2 ===
> +
> +
> +=== VM 1: Migrate from VM1 to VM2 ===
> +
> +vm1: qemu-io disk write complete
> +vm1: live migration started
> +vm1: live migration completed
> +
> +=== VM 2: Post-migration, write to disk, verify running ===
> +
> +vm2: qemu-io disk write complete
> +vm2: qemu process running successfully
> +*** done
> diff --git a/tests/qemu-iotests/group b/tests/qemu-iotests/group
> index 864643d..73e6b5d 100644
> --- a/tests/qemu-iotests/group
> +++ b/tests/qemu-iotests/group
> @@ -95,3 +95,4 @@
> 086 rw auto quick
> 087 rw auto
> 088 rw auto
> +089 rw auto
> --
> 1.8.3.1
>
>
- [Qemu-devel] [PATCH v2 0/5] Add common QEMU control functionality to qemu-iotests, Jeff Cody, 2014/04/09
- [Qemu-devel] [PATCH v2 1/5] block: qemu-iotests - add common.qemu, for bash-controlled qemu tests, Jeff Cody, 2014/04/09
- [Qemu-devel] [PATCH v2 3/5] block: qemu-iotests - test for live migration, Jeff Cody, 2014/04/09
- Re: [Qemu-devel] [PATCH v2 3/5] block: qemu-iotests - test for live migration,
Fam Zheng <=
- [Qemu-devel] [PATCH v2 2/5] block: qemu-iotests - update 085 to use common.qemu, Jeff Cody, 2014/04/09
- [Qemu-devel] [PATCH v2 4/5] block: qemu-iotests - fix image cleanup when using spaced pathnames, Jeff Cody, 2014/04/09