tests/functional: Convert Aarch64 Virt machine avocado tests

Straight forward conversion. Update the SHA1 hash to
SHA256 since SHA1 should not be used anymore nowadays.

Provide get_qemu_img() helper in qemu_test.

  $ make check-functional-aarch64 V=1
  ▶ 1/4 test_aarch64_virt.Aarch64VirtMachine.test_aarch64_virt_gicv2                 OK
  ▶ 1/4 test_aarch64_virt.Aarch64VirtMachine.test_aarch64_virt_gicv3                 OK
  ▶ 1/4 test_aarch64_virt.Aarch64VirtMachine.test_alpine_virt_tcg_gic_max            OK
  1/4 qemu:func-thorough+func-aarch64-thorough+thorough / func-aarch64-aarch64_virt  OK   30.44s  3 subtests passed
  ...

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20240826103634.52384-1-philmd@linaro.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20240830133841.142644-36-thuth@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>

MAINTAINERS

@@ -1022,7 +1022,7 @@ S: Maintained
 F: hw/arm/virt*
 F: include/hw/arm/virt.h
 F: docs/system/arm/virt.rst
-F: tests/avocado/machine_aarch64_virt.py
+F: tests/functional/test_aarch64_virt.py
 
 Xilinx Zynq
 M: Edgar E. Iglesias <edgar.iglesias@gmail.com>

tests/functional/meson.build

@@ -12,6 +12,7 @@ endif
 # Timeouts for individual tests that can be slow e.g. with debugging enabled
 test_timeouts = {
   'aarch64_sbsaref' : 600,
+  'aarch64_virt' : 360,
   'acpi_bits' : 240,
   'netdev_ethtool' : 180,
   'ppc_40p' : 240,
@@ -35,6 +36,7 @@ tests_generic_bsduser = [
 
 tests_aarch64_system_thorough = [
   'aarch64_sbsaref',
+  'aarch64_virt',
 ]
 
 tests_arm_system_thorough = [

tests/functional/qemu_test/__init__.py

@@ -10,5 +10,5 @@ from .asset import Asset
 from .config import BUILD_DIR
 from .cmd import has_cmd, has_cmds, run_cmd, is_readable_executable_file, \
     interrupt_interactive_console_until_pattern, wait_for_console_pattern, \
-    exec_command, exec_command_and_wait_for_pattern
+    exec_command, exec_command_and_wait_for_pattern, get_qemu_img
 from .testcase import QemuSystemTest, QemuBaseTest

tests/functional/qemu_test/cmd.py

@@ -16,6 +16,8 @@ import os
 import os.path
 import subprocess
 
+from .config import BUILD_DIR
+
 
 def has_cmd(name, args=None):
     """
@@ -176,3 +178,16 @@ def exec_command_and_wait_for_pattern(test, command,
     :param failure_message: if this message appears, test fails
     """
     _console_interaction(test, success_message, failure_message, command + '\r')
+
+def get_qemu_img(test):
+    test.log.debug('Looking for and selecting a qemu-img binary')
+
+    # If qemu-img has been built, use it, otherwise the system wide one
+    # will be used.
+    qemu_img = os.path.join(BUILD_DIR, 'qemu-img')
+    if os.path.exists(qemu_img):
+        return qemu_img
+    if has_cmd('qemu-img'):
+        return 'qemu-img'
+    test.skipTest('Could not find "qemu-img", which is required to '
+                  'create temporary images')

tests/functional/test_aarch64_virt.py

@@ -1,3 +1,5 @@
+#!/usr/bin/env python3
+#
 # Functional test that boots a various Linux systems and checks the
 # console output.
 #
@@ -12,12 +14,11 @@ import time
 import os
 import logging
 
-from avocado_qemu import QemuSystemTest
+from qemu_test import BUILD_DIR
-from avocado_qemu import wait_for_console_pattern
+from qemu_test import QemuSystemTest, Asset
-from avocado_qemu import exec_command
+from qemu_test import exec_command, wait_for_console_pattern
-from avocado_qemu import BUILD_DIR
+from qemu_test import get_qemu_img, run_cmd
-from avocado.utils import process
+
-from avocado.utils.path import find_command
 
 class Aarch64VirtMachine(QemuSystemTest):
     KERNEL_COMMON_COMMAND_LINE = 'printk.time=0 '
@@ -28,23 +29,18 @@ class Aarch64VirtMachine(QemuSystemTest):
                                  failure_message='Kernel panic - not syncing',
                                  vm=vm)
 
+    ASSET_ALPINE_ISO = Asset(
+        ('https://dl-cdn.alpinelinux.org/'
+         'alpine/v3.17/releases/aarch64/alpine-standard-3.17.2-aarch64.iso'),
+        '5a36304ecf039292082d92b48152a9ec21009d3a62f459de623e19c4bd9dc027')
+
     # This tests the whole boot chain from EFI to Userspace
     # We only boot a whole OS for the current top level CPU and GIC
     # Other test profiles should use more minimal boots
     def test_alpine_virt_tcg_gic_max(self):
-        """
+        iso_path = self.ASSET_ALPINE_ISO.fetch()
-        :avocado: tags=arch:aarch64
-        :avocado: tags=machine:virt
-        :avocado: tags=accel:tcg
-        """
-        iso_url = (
-            "https://dl-cdn.alpinelinux.org/"
-            "alpine/v3.17/releases/aarch64/alpine-standard-3.17.2-aarch64.iso"
-        )
-
-        iso_hash = "5a36304ecf039292082d92b48152a9ec21009d3a62f459de623e19c4bd9dc027"
-        iso_path = self.fetch_asset(iso_url, algorithm="sha256", asset_hash=iso_hash)
 
+        self.set_machine('virt')
         self.vm.set_console()
         kernel_command_line = (self.KERNEL_COMMON_COMMAND_LINE +
                                'console=ttyAMA0')
@@ -68,6 +64,11 @@ class Aarch64VirtMachine(QemuSystemTest):
         self.wait_for_console_pattern('Welcome to Alpine Linux 3.17')
 
 
+    ASSET_KERNEL = Asset(
+        ('https://fileserver.linaro.org/s/'
+         'z6B2ARM7DQT3HWN/download'),
+        '12a54d4805cda6ab647cb7c7bbdb16fafb3df400e0d6f16445c1a0436100ef8d')
+
     def common_aarch64_virt(self, machine):
         """
         Common code to launch basic virt machine with kernel+initrd
@@ -75,11 +76,9 @@ class Aarch64VirtMachine(QemuSystemTest):
         """
         logger = logging.getLogger('aarch64_virt')
 
-        kernel_url = ('https://fileserver.linaro.org/s/'
+        kernel_path = self.ASSET_KERNEL.fetch()
-                      'z6B2ARM7DQT3HWN/download')
-        kernel_hash = 'ed11daab50c151dde0e1e9c9cb8b2d9bd3215347'
-        kernel_path = self.fetch_asset(kernel_url, asset_hash=kernel_hash)
 
+        self.set_machine('virt')
         self.vm.set_console()
         kernel_command_line = (self.KERNEL_COMMON_COMMAND_LINE +
                                'console=ttyAMA0')
@@ -98,14 +97,8 @@ class Aarch64VirtMachine(QemuSystemTest):
         # Also add a scratch block device
         logger.info('creating scratch qcow2 image')
         image_path = os.path.join(self.workdir, 'scratch.qcow2')
-        qemu_img = os.path.join(BUILD_DIR, 'qemu-img')
+        qemu_img = get_qemu_img(self)
-        if not os.path.exists(qemu_img):
+        run_cmd([qemu_img, 'create', '-f', 'qcow2', image_path, '8M'])
-            qemu_img = find_command('qemu-img', False)
-        if qemu_img is False:
-            self.cancel('Could not find "qemu-img", which is required to '
-                        'create the temporary qcow2 image')
-        cmd = '%s create -f qcow2 %s 8M' % (qemu_img, image_path)
-        process.run(cmd)
 
         # Add the device
         self.vm.add_args('-blockdev',
@@ -128,19 +121,11 @@ class Aarch64VirtMachine(QemuSystemTest):
         time.sleep(0.1)
 
     def test_aarch64_virt_gicv3(self):
-        """
-        :avocado: tags=arch:aarch64
-        :avocado: tags=machine:virt
-        :avocado: tags=accel:tcg
-        :avocado: tags=cpu:max
-        """
         self.common_aarch64_virt("virt,gic_version=3")
 
     def test_aarch64_virt_gicv2(self):
-        """
-        :avocado: tags=arch:aarch64
-        :avocado: tags=machine:virt
-        :avocado: tags=accel:tcg
-        :avocado: tags=cpu:max
-        """
         self.common_aarch64_virt("virt,gic-version=2")
+
+
+if __name__ == '__main__':
+    QemuSystemTest.main()