tests/functional: Convert the multiprocess avocado test into a standalone test

This test handles both, aarch64 and x86_64, with the same test code
(apart from some initial setup), so don't split this file by target
but add a check for self.arch in the main test function.

Message-ID: <20240903051333.102494-1-thuth@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
This commit is contained in:
Thomas Huth 2024-09-03 07:13:33 +02:00
parent 3a07875fd3
commit 69e4fbd0ea
4 changed files with 102 additions and 112 deletions

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@ -307,16 +307,6 @@ class QemuSystemTest(QemuBaseTest):
if netdevhelp.find('\n' + netdevname + '\n') < 0:
self.cancel('no support for user networking')
def require_multiprocess(self):
"""
Test for the presence of the x-pci-proxy-dev which is required
to support multiprocess.
"""
devhelp = run_cmd([self.qemu_bin,
'-M', 'none', '-device', 'help'])[0];
if devhelp.find('x-pci-proxy-dev') < 0:
self.cancel('no support for multiprocess device emulation')
def _new_vm(self, name, *args):
self._sd = tempfile.TemporaryDirectory(prefix="qemu_")
vm = QEMUMachine(self.qemu_bin, base_temp_dir=self.workdir,

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@ -1,102 +0,0 @@
# Test for multiprocess qemu
#
# 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
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
class Multiprocess(QemuSystemTest):
"""
:avocado: tags=multiprocess
"""
KERNEL_COMMON_COMMAND_LINE = 'printk.time=0 '
def do_test(self, kernel_url, kernel_hash, initrd_url, initrd_hash,
kernel_command_line, machine_type):
"""Main test method"""
self.require_accelerator('kvm')
self.require_multiprocess()
# Create socketpair to connect proxy and remote processes
proxy_sock, remote_sock = socket.socketpair(socket.AF_UNIX,
socket.SOCK_STREAM)
os.set_inheritable(proxy_sock.fileno(), True)
os.set_inheritable(remote_sock.fileno(), True)
kernel_path = self.fetch_asset(kernel_url, asset_hash=kernel_hash)
initrd_path = self.fetch_asset(initrd_url, asset_hash=initrd_hash)
# 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', 'x-remote-object,id=robj1,'
'devid=lsi1,fd='+str(remote_sock.fileno()))
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',
'x-pci-proxy-dev,'
'id=lsi1,fd='+str(proxy_sock.fileno()))
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')
kernel_hash = '5b6f6876e1b5bda314f93893271da0d5777b1f3c'
initrd_url = ('https://archives.fedoraproject.org/pub/archive/fedora'
'/linux/releases/31/Everything/x86_64/os/images'
'/pxeboot/initrd.img')
initrd_hash = 'dd0340a1b39bd28f88532babd4581c67649ec5b1'
kernel_command_line = (self.KERNEL_COMMON_COMMAND_LINE +
'console=ttyS0 rdinit=/bin/bash')
machine_type = 'pc'
self.do_test(kernel_url, kernel_hash, initrd_url, initrd_hash,
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')
kernel_hash = '3505f2751e2833c681de78cee8dda1e49cabd2e8'
initrd_url = ('https://archives.fedoraproject.org/pub/archive/fedora'
'/linux/releases/31/Everything/aarch64/os/images'
'/pxeboot/initrd.img')
initrd_hash = '519a1962daf17d67fc3a9c89d45affcb399607db'
kernel_command_line = (self.KERNEL_COMMON_COMMAND_LINE +
'rdinit=/bin/bash console=ttyAMA0')
machine_type = 'virt,gic-version=3'
self.do_test(kernel_url, kernel_hash, initrd_url, initrd_hash,
kernel_command_line, machine_type)

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@ -39,6 +39,7 @@ tests_aarch64_system_thorough = [
'aarch64_raspi4',
'aarch64_sbsaref',
'aarch64_virt',
'multiprocess',
]
tests_alpha_system_thorough = [
@ -141,6 +142,7 @@ tests_x86_64_system_quick = [
tests_x86_64_system_thorough = [
'acpi_bits',
'linux_initrd',
'multiprocess',
'netdev_ethtool',
'virtio_gpu',
]

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@ -0,0 +1,100 @@
#!/usr/bin/env python3
#
# Test for multiprocess qemu
#
# 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
from qemu_test import QemuSystemTest, Asset, wait_for_console_pattern
from qemu_test import exec_command, exec_command_and_wait_for_pattern
class Multiprocess(QemuSystemTest):
KERNEL_COMMON_COMMAND_LINE = 'printk.time=0 '
ASSET_KERNEL_X86 = Asset(
('https://archives.fedoraproject.org/pub/archive/fedora/linux'
'/releases/31/Everything/x86_64/os/images/pxeboot/vmlinuz'),
'd4738d03dbbe083ca610d0821d0a8f1488bebbdccef54ce33e3adb35fda00129')
ASSET_INITRD_X86 = Asset(
('https://archives.fedoraproject.org/pub/archive/fedora/linux'
'/releases/31/Everything/x86_64/os/images/pxeboot/initrd.img'),
'3b6cb5c91a14c42e2f61520f1689264d865e772a1f0069e660a800d31dd61fb9')
ASSET_KERNEL_AARCH64 = Asset(
('https://archives.fedoraproject.org/pub/archive/fedora/linux'
'/releases/31/Everything/aarch64/os/images/pxeboot/vmlinuz'),
'3ae07fcafbfc8e4abeb693035a74fe10698faae15e9ccd48882a9167800c1527')
ASSET_INITRD_AARCH64 = Asset(
('https://archives.fedoraproject.org/pub/archive/fedora/linux'
'/releases/31/Everything/aarch64/os/images/pxeboot/initrd.img'),
'9fd230cab10b1dafea41cf00150e6669d37051fad133bd618d2130284e16d526')
def do_test(self, kernel_asset, initrd_asset,
kernel_command_line, machine_type):
"""Main test method"""
self.require_accelerator('kvm')
self.require_device('x-pci-proxy-dev')
# Create socketpair to connect proxy and remote processes
proxy_sock, remote_sock = socket.socketpair(socket.AF_UNIX,
socket.SOCK_STREAM)
os.set_inheritable(proxy_sock.fileno(), True)
os.set_inheritable(remote_sock.fileno(), True)
kernel_path = kernel_asset.fetch()
initrd_path = initrd_asset.fetch()
# 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', 'x-remote-object,id=robj1,'
'devid=lsi1,fd='+str(remote_sock.fileno()))
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',
'x-pci-proxy-dev,'
'id=lsi1,fd='+str(proxy_sock.fileno()))
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(self):
kernel_command_line = self.KERNEL_COMMON_COMMAND_LINE
if self.arch == 'x86_64':
kernel_command_line += 'console=ttyS0 rdinit=/bin/bash'
self.do_test(self.ASSET_KERNEL_X86, self.ASSET_INITRD_X86,
kernel_command_line, 'pc')
elif self.arch == 'aarch64':
kernel_command_line += 'rdinit=/bin/bash console=ttyAMA0'
self.do_test(self.ASSET_KERNEL_AARCH64, self.ASSET_INITRD_AARCH64,
kernel_command_line, 'virt,gic-version=3')
else:
assert False
if __name__ == '__main__':
QemuSystemTest.main()