From patchwork Fri Oct 11 13:19:18 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Thomas Huth X-Patchwork-Id: 13832763 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 3C211D0EE12 for ; Fri, 11 Oct 2024 17:18:03 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1szJDN-0000hx-BB; Fri, 11 Oct 2024 13:14:09 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1szJ7I-0004AI-Bn for qemu-devel@nongnu.org; Fri, 11 Oct 2024 13:07:54 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1szFYt-0004J1-NJ for qemu-devel@nongnu.org; Fri, 11 Oct 2024 09:20:10 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1728652806; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=OUgsTaBnHviGRvhwISvHm7Ex/ZTmQ4HeHoZthDt3Qsg=; b=EKDK3tBI+dGI/XsLBctGcvMpltkYtFLnO2jEflgpXnisfL+YqiZYh4AZxbocE7miSZqay9 3N4wSvQVNrrZxJQg9EMF2O8//gWXX65leenogo3VwpKWWizIu3thhWL/AgnZuVSrevUNpk fdLOo7Ug7/bCz9OJvMVQeAG+jdeOjio= Received: from mx-prod-mc-05.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-199-bneyTQ9kM32OWukVG5Iscw-1; Fri, 11 Oct 2024 09:20:04 -0400 X-MC-Unique: bneyTQ9kM32OWukVG5Iscw-1 Received: from mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.17]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 2A4471955F29; Fri, 11 Oct 2024 13:20:03 +0000 (UTC) Received: from thuth-p1g4.redhat.com (unknown [10.39.193.77]) by mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 264E91956052; Fri, 11 Oct 2024 13:19:59 +0000 (UTC) From: Thomas Huth To: qemu-devel@nongnu.org, =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , =?utf-8?q?Alex?= =?utf-8?q?_Benn=C3=A9e?= Cc: Guenter Roeck , Yoshinori Sato , Magnus Damm , qemu-arm@nongnu.org, Thomas Huth Subject: [PATCH 01/17] tests/functional: Add a base class for the TuxRun tests Date: Fri, 11 Oct 2024 15:19:18 +0200 Message-ID: <20241011131937.377223-2-thuth@redhat.com> In-Reply-To: <20241011131937.377223-1-thuth@redhat.com> References: <20241011131937.377223-1-thuth@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.0 on 10.30.177.17 Received-SPF: pass client-ip=170.10.129.124; envelope-from=thuth@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -21 X-Spam_score: -2.2 X-Spam_bar: -- X-Spam_report: (-2.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.15, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Add a base class for the TuxRun tests, based on the code from tests/avocado/tuxrun_baselines.py (the test have to be put into separate file in the following commits, depending on the target architecture that gets tested). Signed-off-by: Thomas Huth --- tests/functional/qemu_test/tuxruntest.py | 158 +++++++++++++++++++++++ 1 file changed, 158 insertions(+) create mode 100644 tests/functional/qemu_test/tuxruntest.py diff --git a/tests/functional/qemu_test/tuxruntest.py b/tests/functional/qemu_test/tuxruntest.py new file mode 100644 index 0000000000..904da6f609 --- /dev/null +++ b/tests/functional/qemu_test/tuxruntest.py @@ -0,0 +1,158 @@ +# Functional test that boots known good tuxboot images the same way +# that tuxrun (www.tuxrun.org) does. This tool is used by things like +# the LKFT project to run regression tests on kernels. +# +# Copyright (c) 2023 Linaro Ltd. +# +# Author: +# Alex Bennée +# +# SPDX-License-Identifier: GPL-2.0-or-later + +import os +import time + +from qemu_test import QemuSystemTest +from qemu_test import exec_command, exec_command_and_wait_for_pattern +from qemu_test import wait_for_console_pattern +from qemu_test import has_cmd, run_cmd, get_qemu_img + +class TuxRunBaselineTest(QemuSystemTest): + + KERNEL_COMMON_COMMAND_LINE = 'printk.time=0' + # Tests are ~10-40s, allow for --debug/--enable-gcov overhead + timeout = 100 + + def get_tag(self, tagname, default=None): + """ + Get the metadata tag or return the default. + """ + utag = self._get_unique_tag_val(tagname) + print(f"{tagname}/{default} -> {utag}") + if utag: + return utag + + return default + + def setUp(self): + super().setUp() + + # We need zstd for all the tuxrun tests + # See https://github.com/avocado-framework/avocado/issues/5609 + (has_zstd, msg) = has_cmd('zstd') + if has_zstd is False: + self.skipTest(msg) + self.zstd = 'zstd' + + # Pre-init TuxRun specific settings: Most machines work with + # reasonable defaults but we sometimes need to tweak the + # config. To avoid open coding everything we store all these + # details in the metadata for each test. + + # The tuxboot tag matches the root directory + self.tuxboot = self.arch + + # Most Linux's use ttyS0 for their serial port + self.console = "ttyS0" + + # Does the machine shutdown QEMU nicely on "halt" + self.wait_for_shutdown = True + + self.root = "vda" + + # Occasionally we need extra devices to hook things up + self.extradev = None + + self.qemu_img = get_qemu_img(self) + + def wait_for_console_pattern(self, success_message, vm=None): + wait_for_console_pattern(self, success_message, + failure_message='Kernel panic - not syncing', + vm=vm) + + def fetch_tuxrun_assets(self, kernel_asset, rootfs_asset, dtb_asset=None): + """ + Fetch the TuxBoot assets. + """ + kernel_image = kernel_asset.fetch() + disk_image_zst = rootfs_asset.fetch() + + run_cmd([self.zstd, "-f", "-d", disk_image_zst, + "-o", self.workdir + "/rootfs.ext4"]) + + dtb = dtb_asset.fetch() if dtb_asset is not None else None + + return (kernel_image, self.workdir + "/rootfs.ext4", dtb) + + def prepare_run(self, kernel, disk, drive, dtb=None, console_index=0): + """ + Setup to run and add the common parameters to the system + """ + self.vm.set_console(console_index=console_index) + + # all block devices are raw ext4's + blockdev = "driver=raw,file.driver=file," \ + + f"file.filename={disk},node-name=hd0" + + kcmd_line = self.KERNEL_COMMON_COMMAND_LINE + kcmd_line += f" root=/dev/{self.root}" + kcmd_line += f" console={self.console}" + + self.vm.add_args('-kernel', kernel, + '-append', kcmd_line, + '-blockdev', blockdev) + + # Sometimes we need extra devices attached + if self.extradev: + self.vm.add_args('-device', self.extradev) + + self.vm.add_args('-device', + f"{drive},drive=hd0") + + # Some machines need an explicit DTB + if dtb: + self.vm.add_args('-dtb', dtb) + + def run_tuxtest_tests(self, haltmsg): + """ + Wait for the system to boot up, wait for the login prompt and + then do a few things on the console. Trigger a shutdown and + wait to exit cleanly. + """ + self.wait_for_console_pattern("Welcome to TuxTest") + time.sleep(0.2) + exec_command(self, 'root') + time.sleep(0.2) + exec_command(self, 'cat /proc/interrupts') + time.sleep(0.1) + exec_command(self, 'cat /proc/self/maps') + time.sleep(0.1) + exec_command(self, 'uname -a') + time.sleep(0.1) + exec_command_and_wait_for_pattern(self, 'halt', haltmsg) + + # Wait for VM to shut down gracefully if it can + if self.wait_for_shutdown: + self.vm.wait() + else: + self.vm.shutdown() + + def common_tuxrun(self, + kernel_asset, + rootfs_asset, + dtb_asset=None, + drive="virtio-blk-device", + haltmsg="reboot: System halted", + console_index=0): + """ + Common path for LKFT tests. Unless we need to do something + special with the command line we can process most things using + the tag metadata. + """ + (kernel, disk, dtb) = self.fetch_tuxrun_assets(kernel_asset, rootfs_asset, + dtb_asset) + + self.prepare_run(kernel, disk, drive, dtb, console_index) + self.vm.launch() + self.run_tuxtest_tests(haltmsg) + os.remove(disk)