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Re: [Qemu-devel] [PATCH v2 3/5] block: qemu-iotests - test for live migr
From: |
Jeff Cody |
Subject: |
Re: [Qemu-devel] [PATCH v2 3/5] block: qemu-iotests - test for live migration |
Date: |
Thu, 10 Apr 2014 07:10:22 -0400 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
On Thu, Apr 10, 2014 at 02:16:46PM +0800, Fam Zheng wrote:
> 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.
>
I'll bump mine to 090, your series is more complicated and has been
around longer.
>
> > 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
- [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
- Re: [Qemu-devel] [PATCH v2 4/5] block: qemu-iotests - fix image cleanup when using spaced pathnames, Fam Zheng, 2014/04/10
- Re: [Qemu-devel] [PATCH v2 4/5] block: qemu-iotests - fix image cleanup when using spaced pathnames, Jeff Cody, 2014/04/10
- Re: [Qemu-devel] [PATCH v2 4/5] block: qemu-iotests - fix image cleanup when using spaced pathnames, Eric Blake, 2014/04/10
- Re: [Qemu-devel] [PATCH v2 4/5] block: qemu-iotests - fix image cleanup when using spaced pathnames, Eric Blake, 2014/04/10
- Re: [Qemu-devel] [PATCH v2 4/5] block: qemu-iotests - fix image cleanup when using spaced pathnames, Jeff Cody, 2014/04/10
- Re: [Qemu-devel] [PATCH v2 4/5] block: qemu-iotests - fix image cleanup when using spaced pathnames, Fam Zheng, 2014/04/10