From mboxrd@z Thu Jan 1 00:00:00 1970 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 614FCC433F5 for ; Wed, 13 Oct 2021 22:04:08 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 2611C60F3A for ; Wed, 13 Oct 2021 22:04:08 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 2611C60F3A Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=nongnu.org Received: from localhost ([::1]:47366 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mamM2-00076M-F8 for qemu-devel@archiver.kernel.org; Wed, 13 Oct 2021 18:04:07 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:48768) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mamG8-00066H-Ku for qemu-devel@nongnu.org; Wed, 13 Oct 2021 17:58:00 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:29804) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mamG6-0003nU-Fl for qemu-devel@nongnu.org; Wed, 13 Oct 2021 17:58:00 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1634162277; 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; bh=AjJVi7DsR0mEb9PddkjfUUEQZnubjUqbB4r5GpL5QaA=; b=PNlOZAIaQgrVLma5GM0BXE7zAcp8U1aTLU497f//8/J0zAdA0FLGFCVcm2kR6jVuJ++08q Pm97Z1f/XNV4h+AvGO/Bro2e1X2mR7qDgd6utDFATJja3ypn0FStMpkunOlZHTAeKctIaE kQt/MCSN4RLpSyr9r869BnYSh3nYxao= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-529-SW02fRn3MxOyz4e5V8o2RA-1; Wed, 13 Oct 2021 17:57:54 -0400 X-MC-Unique: SW02fRn3MxOyz4e5V8o2RA-1 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 105FC19067E0; Wed, 13 Oct 2021 21:57:53 +0000 (UTC) Received: from scv.redhat.com (unknown [10.22.16.191]) by smtp.corp.redhat.com (Postfix) with ESMTP id A9F3C1002D6A; Wed, 13 Oct 2021 21:57:49 +0000 (UTC) From: John Snow To: qemu-devel@nongnu.org Subject: [PATCH v4 0/8] Switch iotests to using Async QMP Date: Wed, 13 Oct 2021 17:57:40 -0400 Message-Id: <20211013215748.2154908-1-jsnow@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=jsnow@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Received-SPF: pass client-ip=216.205.24.124; envelope-from=jsnow@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -28 X-Spam_score: -2.9 X-Spam_bar: -- X-Spam_report: (-2.9 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.049, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kevin Wolf , Vladimir Sementsov-Ogievskiy , Eduardo Habkost , qemu-block@nongnu.org, Hanna Reitz , Cleber Rosa , John Snow Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" GitLab: https://gitlab.com/jsnow/qemu/-/commits/python-aqmp-iotest-wrapper= =0D CI: https://gitlab.com/jsnow/qemu/-/pipelines/387972757=0D =0D Hiya,=0D =0D This series continues where the last two AQMP series left off and adds a=0D synchronous 'legacy' wrapper around the new AQMP interface, then drops=0D it straight into iotests to prove that AQMP is functional and totally=0D cool and fine. The disruption and churn to iotests is pretty minimal.=0D =0D In the event that a regression happens and I am not physically proximate=0D to inflict damage upon, one may set the QEMU_PYTHON_LEGACY_QMP variable=0D to any non-empty string as it pleases you to engage the QMP machinery=0D you are used to.=0D =0D I'd like to try and get this committed early in the 6.2 development=0D cycle to give ample time to smooth over any possible regressions. I've=0D tested it locally and via gitlab CI, across Python versions 3.6 through=0D 3.10, and "worksforme". If something bad happens, we can revert the=0D actual switch-flip very trivially.=0D =0D V4:=0D =0D 001/8:[----] [--] 'python/machine: remove has_quit argument'=0D 002/8:[----] [--] 'python/machine: Handle QMP errors on close more meticulo= usly'=0D 003/8:[----] [--] 'python/aqmp: Remove scary message'=0D 004/8:[----] [--] 'iotests: Accommodate async QMP Exception classes'=0D 005/8:[----] [--] 'iotests: Conditionally silence certain AQMP errors'=0D 006/8:[down] 'iotests/300: avoid abnormal shutdown race condition'=0D 007/8:[----] [--] 'python/aqmp: Create sync QMP wrapper for iotests'=0D 008/8:[----] [--] 'python, iotests: replace qmp with aqmp'=0D =0D 006: Added to address a race condition in iotest 300.=0D (Thanks for the repro, Hanna)=0D =0D V3:=0D =0D 001/7:[----] [--] 'python/machine: remove has_quit argument'=0D 002/7:[0002] [FC] 'python/machine: Handle QMP errors on close more meticulo= usly'=0D 003/7:[----] [--] 'python/aqmp: Remove scary message'=0D 004/7:[0006] [FC] 'iotests: Accommodate async QMP Exception classes'=0D 005/7:[0003] [FC] 'iotests: Conditionally silence certain AQMP errors'=0D 006/7:[0009] [FC] 'python/aqmp: Create sync QMP wrapper for iotests'=0D 007/7:[----] [--] 'python, iotests: replace qmp with aqmp'=0D =0D 002: Account for force-kill cases, too.=0D 003: Shuffled earlier into the series to prevent a mid-series regression.= =0D 004: Rewrite the imports to be less "heterogeneous" ;)=0D 005: Add in a TODO for me to trip over in the future.=0D 006: Fix a bug surfaced by a new iotest where waiting with pull_event for a= =0D timeout of 0.0 will cause a timeout exception to be raised even if the= re=0D was an event ready to be read.=0D =0D V2: A distant dream, half-remembered.=0D V1: Apocrypha.=0D =0D John Snow (8):=0D python/machine: remove has_quit argument=0D python/machine: Handle QMP errors on close more meticulously=0D python/aqmp: Remove scary message=0D iotests: Accommodate async QMP Exception classes=0D iotests: Conditionally silence certain AQMP errors=0D iotests/300: avoid abnormal shutdown race condition=0D python/aqmp: Create sync QMP wrapper for iotests=0D python, iotests: replace qmp with aqmp=0D =0D python/qemu/aqmp/__init__.py | 12 --=0D python/qemu/aqmp/legacy.py | 138 ++++++++++++++++++++++=0D python/qemu/machine/machine.py | 85 +++++++++----=0D scripts/simplebench/bench_block_job.py | 3 +-=0D tests/qemu-iotests/040 | 7 +-=0D tests/qemu-iotests/218 | 2 +-=0D tests/qemu-iotests/255 | 2 +-=0D tests/qemu-iotests/300 | 12 +-=0D tests/qemu-iotests/iotests.py | 20 +++-=0D tests/qemu-iotests/tests/mirror-top-perms | 17 ++-=0D 10 files changed, 242 insertions(+), 56 deletions(-)=0D create mode 100644 python/qemu/aqmp/legacy.py=0D =0D --=20=0D 2.31.1=0D =0D