tests/functional: Convert the i386 replay avocado test

Since this was the last test in tests/avocado/replay_kernel.py,
we can remove that Avocado file now.

Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Message-ID: <20250414113031.151105-5-thuth@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>

MAINTAINERS

@@ -3669,7 +3669,6 @@ F: include/system/replay.h
 F: docs/devel/replay.rst
 F: docs/system/replay.rst
 F: stubs/replay.c
-F: tests/avocado/replay_kernel.py
 F: tests/avocado/replay_linux.py
 F: tests/functional/*reverse_debug*.py
 F: tests/functional/*replay*.py

tests/avocado/replay_kernel.py

@@ -1,110 +0,0 @@
-# Record/replay test that boots a Linux kernel
-#
-# Copyright (c) 2020 ISP RAS
-#
-# Author:
-#  Pavel Dovgalyuk <Pavel.Dovgaluk@ispras.ru>
-#
-# 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 lzma
-import shutil
-import logging
-import time
-import subprocess
-
-from avocado import skip
-from avocado import skipUnless
-from avocado import skipUnless
-from avocado_qemu import wait_for_console_pattern
-from avocado.utils import archive
-from avocado.utils import process
-from boot_linux_console import LinuxKernelTest
-
-class ReplayKernelBase(LinuxKernelTest):
-    """
-    Boots a Linux kernel in record mode and checks that the console
-    is operational and the kernel command line is properly passed
-    from QEMU to the kernel.
-    Then replays the same scenario and verifies, that QEMU correctly
-    terminates.
-    """
-
-    timeout = 180
-    KERNEL_COMMON_COMMAND_LINE = 'printk.time=1 panic=-1 '
-
-    def run_vm(self, kernel_path, kernel_command_line, console_pattern,
-               record, shift, args, replay_path):
-        # icount requires TCG to be available
-        self.require_accelerator('tcg')
-
-        logger = logging.getLogger('replay')
-        start_time = time.time()
-        vm = self.get_vm()
-        vm.set_console()
-        if record:
-            logger.info('recording the execution...')
-            mode = 'record'
-        else:
-            logger.info('replaying the execution...')
-            mode = 'replay'
-        vm.add_args('-icount', 'shift=%s,rr=%s,rrfile=%s' %
-                    (shift, mode, replay_path),
-                    '-kernel', kernel_path,
-                    '-append', kernel_command_line,
-                    '-net', 'none',
-                    '-no-reboot')
-        if args:
-            vm.add_args(*args)
-        vm.launch()
-        self.wait_for_console_pattern(console_pattern, vm)
-        if record:
-            vm.shutdown()
-            logger.info('finished the recording with log size %s bytes'
-                        % os.path.getsize(replay_path))
-            self.run_replay_dump(replay_path)
-            logger.info('successfully tested replay-dump.py')
-        else:
-            vm.wait()
-            logger.info('successfully finished the replay')
-        elapsed = time.time() - start_time
-        logger.info('elapsed time %.2f sec' % elapsed)
-        return elapsed
-
-    def run_replay_dump(self, replay_path):
-        try:
-            subprocess.check_call(["./scripts/replay-dump.py",
-                                   "-f", replay_path],
-                                  stdout=subprocess.DEVNULL)
-        except subprocess.CalledProcessError:
-            self.fail('replay-dump.py failed')
-
-    def run_rr(self, kernel_path, kernel_command_line, console_pattern,
-               shift=7, args=None):
-        replay_path = os.path.join(self.workdir, 'replay.bin')
-        t1 = self.run_vm(kernel_path, kernel_command_line, console_pattern,
-                         True, shift, args, replay_path)
-        t2 = self.run_vm(kernel_path, kernel_command_line, console_pattern,
-                         False, shift, args, replay_path)
-        logger = logging.getLogger('replay')
-        logger.info('replay overhead {:.2%}'.format(t2 / t1 - 1))
-
-class ReplayKernelNormal(ReplayKernelBase):
-
-    def test_i386_pc(self):
-        """
-        :avocado: tags=arch:i386
-        :avocado: tags=machine:pc
-        """
-        kernel_url = ('https://storage.tuxboot.com/20230331/i386/bzImage')
-        kernel_hash = 'a3e5b32a354729e65910f5a1ffcda7c14a6c12a55e8213fb86e277f1b76ed956'
-        kernel_path = self.fetch_asset(kernel_url,
-                                       asset_hash=kernel_hash,
-                                       algorithm = "sha256")
-
-        kernel_command_line = self.KERNEL_COMMON_COMMAND_LINE + 'console=ttyS0'
-        console_pattern = 'VFS: Cannot open root device'
-
-        self.run_rr(kernel_path, kernel_command_line, console_pattern, shift=5)

tests/functional/meson.build

@@ -151,6 +151,7 @@ tests_i386_system_quick = [
 ]
 
 tests_i386_system_thorough = [
+  'i386_replay',
   'i386_tuxrun',
 ]
 

tests/functional/test_i386_replay.py

@@ -0,0 +1,28 @@
+#!/usr/bin/env python3
+#
+# Replay test that boots a Linux kernel on a i386 machine
+# and checks the console
+#
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+from qemu_test import Asset
+from replay_kernel import ReplayKernelBase
+
+
+class I386Replay(ReplayKernelBase):
+
+    ASSET_KERNEL = Asset(
+         'https://storage.tuxboot.com/20230331/i386/bzImage',
+        'a3e5b32a354729e65910f5a1ffcda7c14a6c12a55e8213fb86e277f1b76ed956')
+
+    def test_pc(self):
+        self.set_machine('pc')
+        kernel_url = ()
+        kernel_path = self.ASSET_KERNEL.fetch()
+        kernel_command_line = self.KERNEL_COMMON_COMMAND_LINE + 'console=ttyS0'
+        console_pattern = 'VFS: Cannot open root device'
+        self.run_rr(kernel_path, kernel_command_line, console_pattern, shift=5)
+
+
+if __name__ == '__main__':
+    ReplayKernelBase.main()