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[PATCH V8 39/39] tests/avocado: add cpr regression test
From: |
Steve Sistare |
Subject: |
[PATCH V8 39/39] tests/avocado: add cpr regression test |
Date: |
Wed, 15 Jun 2022 07:52:26 -0700 |
Signed-off-by: Steve Sistare <steven.sistare@oracle.com>
---
MAINTAINERS | 1 +
tests/avocado/cpr.py | 152 +++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 153 insertions(+)
create mode 100644 tests/avocado/cpr.py
diff --git a/MAINTAINERS b/MAINTAINERS
index 864aec6..4e6e7ab 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -3164,6 +3164,7 @@ F: stubs/cpr.c
F: tests/unit/test-strlist.c
F: migration/cpr-state.c
F: stubs/cpr-state.c
+F: tests/avocado/cpr.py
Record/replay
M: Pavel Dovgalyuk <pavel.dovgaluk@ispras.ru>
diff --git a/tests/avocado/cpr.py b/tests/avocado/cpr.py
new file mode 100644
index 0000000..feb43d1
--- /dev/null
+++ b/tests/avocado/cpr.py
@@ -0,0 +1,152 @@
+# cpr test
+
+# Copyright (c) 2021, 2022 Oracle and/or its affiliates.
+#
+# This work is licensed under the terms of the GNU GPL, version 2.
+# See the COPYING file in the top-level directory.
+
+import tempfile
+from avocado_qemu import QemuSystemTest
+from avocado.utils import wait
+
+class Cpr(QemuSystemTest):
+ """
+ :avocado: tags=cpr
+ """
+
+ timeout = 5
+ fast_timeout = 1
+
+ @staticmethod
+ def has_status(vm, status):
+ return vm.command('query-status')['status'] == status
+
+ def wait_for_status(self, vm, status):
+ wait.wait_for(self.has_status,
+ timeout=self.timeout,
+ step=0.1,
+ args=(vm,status,))
+
+ def run_and_fail(self, vm, msg):
+ # Qemu will fail fast, so disable monitor to avoid timeout in accept
+ vm.set_qmp_monitor(False)
+ vm.launch()
+ vm.wait(self.timeout)
+ self.assertRegex(vm.get_log(), msg)
+
+ def do_cpr_restart(self, vmstate_name):
+ vm = self.get_vm('-nodefaults',
+ '-cpr-enable', 'restart',
+ '-object', 'memory-backend-memfd,id=pc.ram,size=8M',
+ '-machine', 'memory-backend=pc.ram')
+
+ vm.launch()
+
+ vm.qmp('cpr-save', filename=vmstate_name, mode='restart')
+ vm.event_wait(name='STOP', timeout=self.fast_timeout)
+
+ args = vm.full_args + ['-S']
+ vm.qmp('cpr-exec', argv=args)
+
+ # exec closes the monitor socket, so reopen it.
+ vm.reopen_qmp_connection()
+
+ self.wait_for_status(vm, 'prelaunch')
+ vm.qmp('cpr-load', filename=vmstate_name, mode='restart')
+ vm.event_wait(name='RESUME', timeout=self.fast_timeout)
+
+ self.assertEqual(vm.command('query-status')['status'], 'running')
+
+ def do_cpr_reboot(self, vmstate_name):
+ old_vm = self.get_vm('-nodefaults',
+ '-cpr-enable', 'reboot')
+ old_vm.launch()
+
+ old_vm.qmp('cpr-save', filename=vmstate_name, mode='reboot')
+ old_vm.event_wait(name='STOP', timeout=self.fast_timeout)
+
+ new_vm = self.get_vm('-nodefaults',
+ '-cpr-enable', 'reboot',
+ '-S')
+ new_vm.launch()
+ self.wait_for_status(new_vm, 'prelaunch')
+
+ new_vm.qmp('cpr-load', filename=vmstate_name, mode='reboot')
+ new_vm.event_wait(name='RESUME', timeout=self.fast_timeout)
+
+ self.assertEqual(new_vm.command('query-status')['status'], 'running')
+
+ def test_cpr_restart(self):
+ """
+ Verify that cpr restart mode works
+ """
+ with tempfile.NamedTemporaryFile() as vmstate_file:
+ self.do_cpr_restart(vmstate_file.name)
+
+ def test_cpr_reboot(self):
+ """
+ Verify that cpr reboot mode works
+ """
+ with tempfile.NamedTemporaryFile() as vmstate_file:
+ self.do_cpr_reboot(vmstate_file.name)
+
+ def test_cpr_block_cpr_save(self):
+
+ """
+ Verify that qemu rejects cpr-save for volatile memory
+ """
+ vm = self.get_vm('-nodefaults',
+ '-cpr-enable', 'restart')
+ vm.launch()
+ rsp = vm.qmp('cpr-save', filename='/dev/null', mode='restart')
+ vm.qmp('quit')
+
+ expect = r'Memory region .* is volatile'
+ self.assertRegex(rsp['error']['desc'], expect)
+
+ def test_cpr_block_memfd(self):
+
+ """
+ Verify that qemu complains for only-cpr-capable and volatile memory
+ """
+ vm = self.get_vm('-nodefaults',
+ '-cpr-enable', 'restart',
+ '-only-cpr-capable')
+ self.run_and_fail(vm, r'only-cpr-capable specified.* Memory ')
+
+ def test_cpr_block_replay(self):
+ """
+ Verify that qemu complains for only-cpr-capable and replay
+ """
+ vm = self.get_vm('-nodefaults',
+ '-cpr-enable', 'restart',
+ '-object', 'memory-backend-memfd,id=pc.ram,size=8M',
+ '-machine', 'memory-backend=pc.ram',
+ '-only-cpr-capable',
+ '-icount', 'shift=10,rr=record,rrfile=/dev/null')
+ self.run_and_fail(vm, r'only-cpr-capable specified.* replay ')
+
+ def test_cpr_block_chardev(self):
+ """
+ Verify that qemu complains for only-cpr-capable and unsupported chardev
+ """
+ vm = self.get_vm('-nodefaults',
+ '-cpr-enable', 'restart',
+ '-object', 'memory-backend-memfd,id=pc.ram,size=8M',
+ '-machine', 'memory-backend=pc.ram',
+ '-only-cpr-capable',
+ '-chardev', 'vc,id=vc1')
+ self.run_and_fail(vm, r'only-cpr-capable specified.* vc1 ')
+
+ def test_cpr_allow_chardev(self):
+ """
+ Verify that qemu allows unsupported chardev with reopen-on-cpr
+ """
+ vm = self.get_vm('-nodefaults',
+ '-cpr-enable', 'restart',
+ '-object', 'memory-backend-memfd,id=pc.ram,size=8M',
+ '-machine', 'memory-backend=pc.ram',
+ '-only-cpr-capable',
+ '-chardev', 'vc,id=vc1,reopen-on-cpr=on')
+ vm.launch()
+ self.wait_for_status(vm, 'running')
--
1.8.3.1
- [PATCH V8 36/39] chardev: cpr for sockets, (continued)
- [PATCH V8 36/39] chardev: cpr for sockets, Steve Sistare, 2022/06/15
- [PATCH V8 28/39] vfio-pci: cpr part 2 (msi), Steve Sistare, 2022/06/15
- [PATCH V8 33/39] chardev: cpr framework, Steve Sistare, 2022/06/15
- [PATCH V8 35/39] chardev: cpr for pty, Steve Sistare, 2022/06/15
- [PATCH V8 32/39] loader: suppress rom_reset during cpr, Steve Sistare, 2022/06/15
- [PATCH V8 37/39] cpr: only-cpr-capable option, Steve Sistare, 2022/06/15
- [PATCH V8 27/39] vfio-pci: cpr part 1 (fd and dma), Steve Sistare, 2022/06/15
- [PATCH V8 34/39] chardev: cpr for simple devices, Steve Sistare, 2022/06/15
- [PATCH V8 39/39] tests/avocado: add cpr regression test,
Steve Sistare <=
- [PATCH V8 30/39] vfio-pci: recover from unmap-all-vaddr failure, Steve Sistare, 2022/06/15
- [PATCH V8 38/39] python/machine: add QEMUMachine accessors, Steve Sistare, 2022/06/15
- [PATCH V8 01/39] migration: fix populate_vfio_info, Steve Sistare, 2022/06/15
- [PATCH V8 05/39] vl: start on wakeup request, Steve Sistare, 2022/06/15
- [PATCH V8 07/39] cpr: reboot HMP interfaces, Steve Sistare, 2022/06/15
- [PATCH V8 16/39] qapi: strv_from_strList, Steve Sistare, 2022/06/15