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[PULL 10/12] tests/avocado: add hotplug_blk test
From: |
Thomas Huth |
Subject: |
[PULL 10/12] tests/avocado: add hotplug_blk test |
Date: |
Tue, 2 Jul 2024 12:33:08 +0200 |
From: Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>
Introduce a test, that checks that plug/unplug of virtio-blk device
works.
(the test is developed by copying hotplug_cpu.py, so keep original
copyright)
Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20240409065854.366856-1-vsementsov@yandex-team.ru>
Signed-off-by: Thomas Huth <thuth@redhat.com>
---
tests/avocado/hotplug_blk.py | 69 ++++++++++++++++++++++++++++++++++++
1 file changed, 69 insertions(+)
create mode 100644 tests/avocado/hotplug_blk.py
diff --git a/tests/avocado/hotplug_blk.py b/tests/avocado/hotplug_blk.py
new file mode 100644
index 0000000000..5dc30f6616
--- /dev/null
+++ b/tests/avocado/hotplug_blk.py
@@ -0,0 +1,69 @@
+# Functional test that hotplugs a virtio blk disk and checks it on a Linux
+# guest
+#
+# Copyright (c) 2021 Red Hat, Inc.
+# Copyright (c) Yandex
+#
+# This work is licensed under the terms of the GNU GPL, version 2 or
+# later. See the COPYING file in the top-level directory.
+
+import time
+
+from avocado_qemu import LinuxTest
+
+
+class HotPlug(LinuxTest):
+ def blockdev_add(self) -> None:
+ self.vm.cmd('blockdev-add', **{
+ 'driver': 'null-co',
+ 'size': 1073741824,
+ 'node-name': 'disk'
+ })
+
+ def assert_vda(self) -> None:
+ self.ssh_command('test -e /sys/block/vda')
+
+ def assert_no_vda(self) -> None:
+ with self.assertRaises(AssertionError):
+ self.assert_vda()
+
+ def plug(self) -> None:
+ args = {
+ 'driver': 'virtio-blk-pci',
+ 'drive': 'disk',
+ 'id': 'virtio-disk0',
+ 'bus': 'pci.1',
+ 'addr': 1
+ }
+
+ self.assert_no_vda()
+ self.vm.cmd('device_add', args)
+ try:
+ self.assert_vda()
+ except AssertionError:
+ time.sleep(1)
+ self.assert_vda()
+
+ def unplug(self) -> None:
+ self.vm.cmd('device_del', id='virtio-disk0')
+
+ self.vm.event_wait('DEVICE_DELETED', 1.0,
+ match={'data': {'device': 'virtio-disk0'}})
+
+ self.assert_no_vda()
+
+ def test(self) -> None:
+ """
+ :avocado: tags=arch:x86_64
+ :avocado: tags=machine:q35
+ :avocado: tags=accel:kvm
+ """
+ self.require_accelerator('kvm')
+ self.vm.add_args('-accel', 'kvm')
+ self.vm.add_args('-device', 'pcie-pci-bridge,id=pci.1,bus=pcie.0')
+
+ self.launch_and_wait()
+ self.blockdev_add()
+
+ self.plug()
+ self.unplug()
--
2.45.2
- Re: [PULL 02/12] tests/qtest/migration-test: enable on s390x with TCG, (continued)
[PULL 04/12] tests/qtest: Free unused QMP response, Thomas Huth, 2024/07/02
[PULL 03/12] tests/qtest: Use qtest_add_data_func_full(), Thomas Huth, 2024/07/02
[PULL 05/12] tests/qtest: Free old machine variable name, Thomas Huth, 2024/07/02
[PULL 06/12] tests/qtest: Free paths, Thomas Huth, 2024/07/02
[PULL 07/12] tests/qtest: Free GThread, Thomas Huth, 2024/07/02
[PULL 08/12] docs: add precision about capstone for execlog plugin, Thomas Huth, 2024/07/02
[PULL 09/12] hw/s390x: Attach default virtio-net devices to the /machine/virtual-css-bridge, Thomas Huth, 2024/07/02
[PULL 11/12] .travis.yml: Install python3-tomli in all build jobs, Thomas Huth, 2024/07/02
[PULL 10/12] tests/avocado: add hotplug_blk test,
Thomas Huth <=
[PULL 12/12] pc-bios/s390-ccw: Remove duplicated LDFLAGS, Thomas Huth, 2024/07/02
Re: [PULL 00/12] qtest, s390x, avocado and doc patches, Richard Henderson, 2024/07/03