[RFC,server,v2,11/11] vfio-user: acceptance test

Commit Message

Jag Raman Aug. 27, 2021, 5:53 p.m. UTC

Acceptance test for libvfio-user in QEMU

Signed-off-by: Elena Ufimtseva <[e-mail]>
Signed-off-by: John G Johnson <[e-mail]>
Signed-off-by: Jagannathan Raman <[e-mail]>
---
 MAINTAINERS                   |  1 +
 tests/acceptance/vfio-user.py | 94 +++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 95 insertions(+)
 create mode 100644 tests/acceptance/vfio-user.py

Patch

diff --git a/MAINTAINERS b/MAINTAINERS
index f9d8092..2c7332b 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -3392,6 +3392,7 @@  F: include/hw/remote/proxy-memory-listener.h
 F: hw/remote/iohub.c
 F: include/hw/remote/iohub.h
 F: hw/remote/vfio-user-obj.c
+F: tests/acceptance/vfio-user.py
 
 EBPF:
 M: Jason Wang <[e-mail]>
diff --git a/tests/acceptance/vfio-user.py b/tests/acceptance/vfio-user.py
new file mode 100644
index 0000000..ef318d9
--- /dev/null
+++ b/tests/acceptance/vfio-user.py
@@ -0,0 +1,94 @@ 
+# 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 Test
+from avocado_qemu import wait_for_console_pattern
+from avocado_qemu import exec_command
+from avocado_qemu import exec_command_and_wait_for_pattern
+
+class VfioUser(Test):
+    """
+    :avocado: tags=vfiouser
+    """
+    KERNEL_COMMON_COMMAND_LINE = 'printk.time=0 '
+
+    def do_test(self, kernel_url, initrd_url, kernel_command_line,
+                machine_type):
+        """Main test method"""
+        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)
+
+        # Create remote process
+        remote_vm = self.get_vm()
+        remote_vm.add_args('-machine', 'x-remote')
+        remote_vm.add_args('-nodefaults')
+        remote_vm.add_args('-device', 'lsi53c895a,id=lsi1')
+        remote_vm.add_args('-object', 'vfio-user,id=vfioobj1,'
+                           'devid=lsi1,socket='+socket)
+        remote_vm.launch()
+
+        # Create proxy process
+        self.vm.set_console()
+        self.vm.add_args('-machine', machine_type)
+        self.vm.add_args('-accel', 'kvm')
+        self.vm.add_args('-cpu', 'host')
+        self.vm.add_args('-object',
+                         'memory-backend-memfd,id=sysmem-file,size=2G')
+        self.vm.add_args('--numa', 'node,memdev=sysmem-file')
+        self.vm.add_args('-m', '2048')
+        self.vm.add_args('-kernel', kernel_path,
+                         '-initrd', initrd_path,
+                         '-append', kernel_command_line)
+        self.vm.add_args('-device',
+                         'vfio-user-pci,'
+                         'socket='+socket)
+        self.vm.launch()
+        wait_for_console_pattern(self, 'as init process',
+                                 'Kernel panic - not syncing')
+        exec_command(self, 'mount -t sysfs sysfs /sys')
+        exec_command_and_wait_for_pattern(self,
+                                          'cat /sys/bus/pci/devices/*/uevent',
+                                          'PCI_ID=1000:0012')
+
+    def test_multiprocess_x86_64(self):
+        """
+        :avocado: tags=arch:x86_64
+        """
+        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(kernel_url, initrd_url, kernel_command_line, machine_type)
+
+    def test_multiprocess_aarch64(self):
+        """
+        :avocado: tags=arch:aarch64
+        """
+        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(kernel_url, initrd_url, kernel_command_line, machine_type)