From: Jagannathan Raman <jag.raman@oracle.com>
To: qemu-devel@nongnu.org
Cc: elena.ufimtseva@oracle.com, john.g.johnson@oracle.com,
thuth@redhat.com, jag.raman@oracle.com, bleal@redhat.com,
swapnil.ingle@nutanix.com, john.levon@nutanix.com,
philmd@redhat.com, wainersm@redhat.com,
alex.williamson@redhat.com, thanos.makatos@nutanix.com,
marcandre.lureau@gmail.com, stefanha@redhat.com,
crosa@redhat.com, pbonzini@redhat.com, alex.bennee@linaro.org
Subject: [PATCH v4 14/14] vfio-user: avocado tests for vfio-user
Date: Wed, 15 Dec 2021 10:35:38 -0500 [thread overview]
Message-ID: <0ca430dd43d35ff2ae4667247f6d669a84e5ce99.1639549843.git.jag.raman@oracle.com> (raw)
In-Reply-To: <cover.1639549843.git.jag.raman@oracle.com>
Avocado tests for libvfio-user in QEMU - tests startup,
hotplug and migration of the server object
Signed-off-by: Elena Ufimtseva <elena.ufimtseva@oracle.com>
Signed-off-by: John G Johnson <john.g.johnson@oracle.com>
Signed-off-by: Jagannathan Raman <jag.raman@oracle.com>
---
MAINTAINERS | 1 +
tests/avocado/vfio-user.py | 225 +++++++++++++++++++++++++++++++++++++
2 files changed, 226 insertions(+)
create mode 100644 tests/avocado/vfio-user.py
diff --git a/MAINTAINERS b/MAINTAINERS
index 5dc67d79a1..385a4d8869 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -3468,6 +3468,7 @@ F: subprojects/libvfio-user
F: hw/remote/vfio-user-obj.c
F: include/hw/remote/iommu.h
F: hw/remote/iommu.c
+F: tests/avocado/vfio-user.py
EBPF:
M: Jason Wang <jasowang@redhat.com>
diff --git a/tests/avocado/vfio-user.py b/tests/avocado/vfio-user.py
new file mode 100644
index 0000000000..376c02c41f
--- /dev/null
+++ b/tests/avocado/vfio-user.py
@@ -0,0 +1,225 @@
+# vfio-user protocol sanity test
+#
+# 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 os
+import socket
+import uuid
+
+from avocado_qemu import QemuSystemTest
+from avocado_qemu import wait_for_console_pattern
+from avocado_qemu import exec_command
+from avocado_qemu import exec_command_and_wait_for_pattern
+
+from avocado.utils import network
+from avocado.utils import wait
+
+class VfioUser(QemuSystemTest):
+ """
+ :avocado: tags=vfiouser
+ """
+ KERNEL_COMMON_COMMAND_LINE = 'printk.time=0 '
+ timeout = 20
+
+ @staticmethod
+ def migration_finished(vm):
+ res = vm.command('query-migrate')
+ if 'status' in res:
+ return res['status'] in ('completed', 'failed')
+ else:
+ return False
+
+ def _get_free_port(self):
+ port = network.find_free_port()
+ if port is None:
+ self.cancel('Failed to find a free port')
+ return port
+
+ def validate_vm_launch(self, vm):
+ wait_for_console_pattern(self, 'as init process',
+ 'Kernel panic - not syncing', vm=vm)
+ exec_command(self, 'mount -t sysfs sysfs /sys', vm=vm)
+ exec_command_and_wait_for_pattern(self,
+ 'cat /sys/bus/pci/devices/*/uevent',
+ 'PCI_ID=1000:0012', vm=vm)
+
+ def launch_server_startup(self, socket, *opts):
+ server_vm = self.get_vm()
+ server_vm.add_args('-machine', 'x-remote')
+ server_vm.add_args('-nodefaults')
+ server_vm.add_args('-device', 'lsi53c895a,id=lsi1')
+ server_vm.add_args('-object', 'x-vfio-user-server,id=vfioobj1,'
+ 'type=unix,path='+socket+',device=lsi1')
+ for opt in opts:
+ server_vm.add_args(opt)
+ server_vm.launch()
+ return server_vm
+
+ def launch_server_hotplug(self, socket):
+ server_vm = self.get_vm()
+ server_vm.add_args('-machine', 'x-remote')
+ server_vm.add_args('-nodefaults')
+ server_vm.add_args('-device', 'lsi53c895a,id=lsi1')
+ server_vm.launch()
+ server_vm.command('human-monitor-command',
+ command_line='object_add x-vfio-user-server,'
+ 'id=vfioobj,socket.type=unix,'
+ 'socket.path='+socket+',device=lsi1')
+ return server_vm
+
+ def launch_client(self, kernel_path, initrd_path, kernel_command_line,
+ machine_type, socket, *opts):
+ client_vm = self.get_vm()
+ client_vm.set_console()
+ client_vm.add_args('-machine', machine_type)
+ client_vm.add_args('-accel', 'kvm')
+ client_vm.add_args('-cpu', 'host')
+ client_vm.add_args('-object',
+ 'memory-backend-memfd,id=sysmem-file,size=2G')
+ client_vm.add_args('--numa', 'node,memdev=sysmem-file')
+ client_vm.add_args('-m', '2048')
+ client_vm.add_args('-kernel', kernel_path,
+ '-initrd', initrd_path,
+ '-append', kernel_command_line)
+ client_vm.add_args('-device',
+ 'vfio-user-pci,x-enable-migration=true,'
+ 'socket='+socket)
+ for opt in opts:
+ client_vm.add_args(opt)
+ client_vm.launch()
+ return client_vm
+
+ def do_test_startup(self, kernel_url, initrd_url, kernel_command_line,
+ machine_type):
+ self.require_accelerator('kvm')
+
+ kernel_path = self.fetch_asset(kernel_url)
+ initrd_path = self.fetch_asset(initrd_url)
+ socket = os.path.join('/tmp', str(uuid.uuid4()))
+ if os.path.exists(socket):
+ os.remove(socket)
+ self.launch_server_startup(socket)
+ client = self.launch_client(kernel_path, initrd_path,
+ kernel_command_line, machine_type, socket)
+ self.validate_vm_launch(client)
+
+ def do_test_hotplug(self, kernel_url, initrd_url, kernel_command_line,
+ machine_type):
+ self.require_accelerator('kvm')
+
+ kernel_path = self.fetch_asset(kernel_url)
+ initrd_path = self.fetch_asset(initrd_url)
+ socket = os.path.join('/tmp', str(uuid.uuid4()))
+ if os.path.exists(socket):
+ os.remove(socket)
+ self.launch_server_hotplug(socket)
+ client = self.launch_client(kernel_path, initrd_path,
+ kernel_command_line, machine_type, socket)
+ self.validate_vm_launch(client)
+
+ def do_test_migrate(self, kernel_url, initrd_url, kernel_command_line,
+ machine_type):
+ self.require_accelerator('kvm')
+
+ kernel_path = self.fetch_asset(kernel_url)
+ initrd_path = self.fetch_asset(initrd_url)
+ srv_socket = os.path.join('/tmp', str(uuid.uuid4()))
+ if os.path.exists(srv_socket):
+ os.remove(srv_socket)
+ dst_socket = os.path.join('/tmp', str(uuid.uuid4()))
+ if os.path.exists(dst_socket):
+ os.remove(dst_socket)
+ client_uri = 'tcp:localhost:%u' % self._get_free_port()
+ server_uri = 'tcp:localhost:%u' % self._get_free_port()
+
+ """ Launch destination VM """
+ self.launch_server_startup(dst_socket, '-incoming', server_uri)
+ dst_client = self.launch_client(kernel_path, initrd_path,
+ kernel_command_line, machine_type,
+ dst_socket, '-incoming', client_uri)
+
+ """ Launch source VM """
+ self.launch_server_startup(srv_socket)
+ src_client = self.launch_client(kernel_path, initrd_path,
+ kernel_command_line, machine_type,
+ srv_socket)
+ self.validate_vm_launch(src_client)
+
+ """ Kick off migration """
+ src_client.qmp('migrate', uri=client_uri)
+
+ wait.wait_for(self.migration_finished,
+ timeout=self.timeout,
+ step=0.1,
+ args=(dst_client,))
+
+ def test_vfio_user_x86_64(self):
+ """
+ :avocado: tags=arch:x86_64
+ :avocado: tags=distro:centos
+ """
+ kernel_url = ('https://archives.fedoraproject.org/pub/archive/fedora'
+ '/linux/releases/31/Everything/x86_64/os/images'
+ '/pxeboot/vmlinuz')
+ initrd_url = ('https://archives.fedoraproject.org/pub/archive/fedora'
+ '/linux/releases/31/Everything/x86_64/os/images'
+ '/pxeboot/initrd.img')
+ kernel_command_line = (self.KERNEL_COMMON_COMMAND_LINE +
+ 'console=ttyS0 rdinit=/bin/bash')
+ machine_type = 'pc'
+ self.do_test_startup(kernel_url, initrd_url, kernel_command_line,
+ machine_type)
+
+ def test_vfio_user_aarch64(self):
+ """
+ :avocado: tags=arch:aarch64
+ :avocado: tags=distro:ubuntu
+ """
+ kernel_url = ('https://archives.fedoraproject.org/pub/archive/fedora'
+ '/linux/releases/31/Everything/aarch64/os/images'
+ '/pxeboot/vmlinuz')
+ initrd_url = ('https://archives.fedoraproject.org/pub/archive/fedora'
+ '/linux/releases/31/Everything/aarch64/os/images'
+ '/pxeboot/initrd.img')
+ kernel_command_line = (self.KERNEL_COMMON_COMMAND_LINE +
+ 'rdinit=/bin/bash console=ttyAMA0')
+ machine_type = 'virt,gic-version=3'
+ self.do_test_startup(kernel_url, initrd_url, kernel_command_line,
+ machine_type)
+
+ def test_vfio_user_hotplug_x86_64(self):
+ """
+ :avocado: tags=arch:x86_64
+ :avocado: tags=distro:centos
+ """
+ kernel_url = ('https://archives.fedoraproject.org/pub/archive/fedora'
+ '/linux/releases/31/Everything/x86_64/os/images'
+ '/pxeboot/vmlinuz')
+ initrd_url = ('https://archives.fedoraproject.org/pub/archive/fedora'
+ '/linux/releases/31/Everything/x86_64/os/images'
+ '/pxeboot/initrd.img')
+ kernel_command_line = (self.KERNEL_COMMON_COMMAND_LINE +
+ 'console=ttyS0 rdinit=/bin/bash')
+ machine_type = 'pc'
+ self.do_test_hotplug(kernel_url, initrd_url, kernel_command_line,
+ machine_type)
+
+ def test_vfio_user_migrate_x86_64(self):
+ """
+ :avocado: tags=arch:x86_64
+ :avocado: tags=distro:centos
+ """
+ kernel_url = ('https://archives.fedoraproject.org/pub/archive/fedora'
+ '/linux/releases/31/Everything/x86_64/os/images'
+ '/pxeboot/vmlinuz')
+ initrd_url = ('https://archives.fedoraproject.org/pub/archive/fedora'
+ '/linux/releases/31/Everything/x86_64/os/images'
+ '/pxeboot/initrd.img')
+ kernel_command_line = (self.KERNEL_COMMON_COMMAND_LINE +
+ 'console=ttyS0 rdinit=/bin/bash')
+ machine_type = 'pc'
+ self.do_test_migrate(kernel_url, initrd_url, kernel_command_line,
+ machine_type)
+
--
2.20.1
prev parent reply other threads:[~2021-12-15 16:08 UTC|newest]
Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-15 15:35 [PATCH v4 00/14] vfio-user server in QEMU Jagannathan Raman
2021-12-15 15:35 ` [PATCH v4 01/14] configure, meson: override C compiler for cmake Jagannathan Raman
2021-12-15 15:35 ` [PATCH v4 02/14] tests/avocado: Specify target VM argument to helper routines Jagannathan Raman
2021-12-15 15:54 ` Philippe Mathieu-Daudé
2021-12-15 22:04 ` Beraldo Leal
2021-12-16 21:28 ` Jag Raman
2021-12-15 15:35 ` [PATCH v4 03/14] vfio-user: build library Jagannathan Raman
2021-12-15 15:35 ` [PATCH v4 04/14] vfio-user: define vfio-user-server object Jagannathan Raman
2021-12-16 9:33 ` Stefan Hajnoczi
2021-12-17 2:17 ` Jag Raman
2021-12-16 9:58 ` Stefan Hajnoczi
2021-12-17 2:31 ` Jag Raman
2021-12-17 8:28 ` Stefan Hajnoczi
2021-12-15 15:35 ` [PATCH v4 05/14] vfio-user: instantiate vfio-user context Jagannathan Raman
2021-12-16 9:55 ` Stefan Hajnoczi
2021-12-16 21:32 ` Jag Raman
2021-12-15 15:35 ` [PATCH v4 06/14] vfio-user: find and init PCI device Jagannathan Raman
2021-12-16 10:39 ` Stefan Hajnoczi
2021-12-17 3:12 ` Jag Raman
2021-12-15 15:35 ` [PATCH v4 07/14] vfio-user: run vfio-user context Jagannathan Raman
2021-12-16 11:17 ` Stefan Hajnoczi
2021-12-17 17:59 ` Jag Raman
2021-12-20 8:29 ` Stefan Hajnoczi
2021-12-21 3:04 ` Jag Raman
2022-01-05 10:38 ` Thanos Makatos
2022-01-06 13:35 ` Stefan Hajnoczi
2022-01-10 17:56 ` John Levon
2022-01-11 9:36 ` Stefan Hajnoczi
2022-01-11 13:12 ` Jag Raman
2021-12-15 15:35 ` [PATCH v4 08/14] vfio-user: handle PCI config space accesses Jagannathan Raman
2021-12-16 11:30 ` Stefan Hajnoczi
2021-12-16 11:47 ` John Levon
2021-12-16 16:00 ` Stefan Hajnoczi
2021-12-15 15:35 ` [PATCH v4 09/14] vfio-user: handle DMA mappings Jagannathan Raman
2021-12-16 13:24 ` Stefan Hajnoczi
2021-12-17 19:11 ` Jag Raman
2021-12-15 15:35 ` [PATCH v4 10/14] vfio-user: handle PCI BAR accesses Jagannathan Raman
2021-12-16 14:10 ` Stefan Hajnoczi
2021-12-17 19:12 ` Jag Raman
2021-12-15 15:35 ` [PATCH v4 11/14] vfio-user: IOMMU support for remote device Jagannathan Raman
2021-12-16 14:40 ` Stefan Hajnoczi
2021-12-17 20:00 ` Jag Raman
2021-12-20 14:36 ` Stefan Hajnoczi
2021-12-21 4:32 ` Jag Raman
2022-01-06 13:10 ` Stefan Hajnoczi
2021-12-15 15:35 ` [PATCH v4 12/14] vfio-user: handle device interrupts Jagannathan Raman
2021-12-16 15:56 ` Stefan Hajnoczi
2021-12-15 15:35 ` [PATCH v4 13/14] vfio-user: register handlers to facilitate migration Jagannathan Raman
2021-12-15 15:35 ` Jagannathan Raman [this message]
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