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tests/functional/aarch64/test_device_passthrough: Fix warnings from pylint

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Remove unused imports, write constants with capital letters and make
sure that the code uses the right indentation / formatting.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20251030143203.297692-1-thuth@redhat.com>
This commit is contained in:
Thomas Huth 2025-10-30 15:32:03 +01:00
parent 94b66a3535
commit b0ea044d54
1 changed files with 17 additions and 11 deletions
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28
tests/functional/aarch64/test_device_passthrough.py
View file

@ -10,13 +10,13 @@
# SPDX-License-Identifier: GPL-2.0-or-later
from os.path import join
from qemu_test import QemuSystemTest, Asset
from qemu_test import exec_command, wait_for_console_pattern
from qemu_test import exec_command_and_wait_for_pattern
from random import randbytes
guest_script = '''
from qemu_test import QemuSystemTest, Asset
from qemu_test import wait_for_console_pattern
GUEST_SCRIPT = '''
#!/usr/bin/env bash
set -euo pipefail
@ -56,7 +56,7 @@ qemu-system-aarch64 \
-device vfio-pci,host=$pci_iommufd,iommufd=iommufd0
'''
nested_guest_script = '''
NESTED_GUEST_SCRIPT = '''
#!/usr/bin/env bash
set -euo pipefail
@ -75,6 +75,7 @@ diff $image_iommufd /dev/$dev_iommufd
echo device_passthrough_test_ok
'''
class Aarch64DevicePassthrough(QemuSystemTest):
# https://github.com/pbo-linaro/qemu-linux-stack/tree/device_passthrough
@ -86,7 +87,7 @@ class Aarch64DevicePassthrough(QemuSystemTest):
ASSET_DEVICE_PASSTHROUGH_STACK = Asset(
('https://github.com/pbo-linaro/qemu-linux-stack/'
'releases/download/build/device_passthrough-a9612a2.tar.xz'),
'f7d2f70912e7231986e6e293e1a2c4786dd02bec113a7acb6bfc619e96155455')
'f7d2f70912e7231986e6e293e1a2c4786dd02bec113a7acb6bfc619e96155455')
# This tests the device passthrough implementation, by booting a VM
# supporting it with two nvme disks attached, and launching a nested VM
@ -108,10 +109,14 @@ class Aarch64DevicePassthrough(QemuSystemTest):
guest_cmd = join(stack, 'guest.sh')
nested_guest_cmd = join(stack, 'nested_guest.sh')
# we generate two random disks
with open(disk_vfio, "wb") as d: d.write(randbytes(512))
with open(disk_iommufd, "wb") as d: d.write(randbytes(1024))
with open(guest_cmd, 'w') as s: s.write(guest_script)
with open(nested_guest_cmd, 'w') as s: s.write(nested_guest_script)
with open(disk_vfio, "wb") as d:
d.write(randbytes(512))
with open(disk_iommufd, "wb") as d:
d.write(randbytes(1024))
with open(guest_cmd, 'w', encoding='utf-8') as s:
s.write(GUEST_SCRIPT)
with open(nested_guest_cmd, 'w', encoding='utf-8') as s:
s.write(NESTED_GUEST_SCRIPT)
self.vm.add_args('-cpu', 'max')
self.vm.add_args('-m', '2G')
@ -139,5 +144,6 @@ class Aarch64DevicePassthrough(QemuSystemTest):
wait_for_console_pattern(self, 'device_passthrough_test_ok',
failure_message='Kernel panic')
if __name__ == '__main__':
QemuSystemTest.main()