From patchwork Tue Oct 6 23:58:00 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: John Snow X-Patchwork-Id: 271925 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4104BC3279D for ; Wed, 7 Oct 2020 00:00:53 +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 98AC1212CC for ; Wed, 7 Oct 2020 00:00:52 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="f9QO+1qP" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 98AC1212CC Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:57612 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kPwt1-0001Dr-Fz for qemu-devel@archiver.kernel.org; Tue, 06 Oct 2020 20:00:51 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:38268) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kPwqm-0007mj-5p for qemu-devel@nongnu.org; Tue, 06 Oct 2020 19:58:32 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:53357) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1kPwqg-0002IB-CQ for qemu-devel@nongnu.org; Tue, 06 Oct 2020 19:58:30 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1602028705; 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=13f7ZcwyL2HoUTVislrZE9zDCzpag0gsSKlPXvDs438=; b=f9QO+1qPp1ig6ZdFGg2PdQ6YHZbyeC/6mTdR38Ju8EENkS+smLv8D4aajT8STEq8E2WULb KEDLzt8C9TZN31WNglQtDoQphHRyOnXg8KaJ/nLONcP8VtoC1A2m4Kov3mWg4wRJF/r9oc oeT0MUm6Z21+aCMdHHqDQNa7ya70huE= 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-27-sNm8QWVuMRasK3lIABCKYw-1; Tue, 06 Oct 2020 19:58:23 -0400 X-MC-Unique: sNm8QWVuMRasK3lIABCKYw-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 8A4C11084D64; Tue, 6 Oct 2020 23:58:22 +0000 (UTC) Received: from scv.redhat.com (ovpn-120-38.rdu2.redhat.com [10.10.120.38]) by smtp.corp.redhat.com (Postfix) with ESMTP id 5D80160BFA; Tue, 6 Oct 2020 23:58:21 +0000 (UTC) From: John Snow To: qemu-devel@nongnu.org Subject: [PATCH 03/20] python/machine.py: reorder __init__ Date: Tue, 6 Oct 2020 19:58:00 -0400 Message-Id: <20201006235817.3280413-4-jsnow@redhat.com> In-Reply-To: <20201006235817.3280413-1-jsnow@redhat.com> References: <20201006235817.3280413-1-jsnow@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 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 Received-SPF: pass client-ip=216.205.24.124; envelope-from=jsnow@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/10/06 00:55:20 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.733, 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_H4=0.001, RCVD_IN_MSPIKE_WL=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 , Eduardo Habkost , qemu-block@nongnu.org, Max Reitz , Cleber Rosa , John Snow Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Put the init arg handling all at the top, and mostly in order (deviating when one is dependent on another), and put what is effectively runtime state declaration at the bottom. Signed-off-by: John Snow Reviewed-by: Philippe Mathieu-Daudé Reviewed-by: Kevin Wolf --- python/qemu/machine.py | 44 ++++++++++++++++++++++++------------------ 1 file changed, 25 insertions(+), 19 deletions(-) diff --git a/python/qemu/machine.py b/python/qemu/machine.py index 3017ec072df..71fe58be050 100644 --- a/python/qemu/machine.py +++ b/python/qemu/machine.py @@ -84,42 +84,54 @@ def __init__(self, binary, args=None, wrapper=None, name=None, @param monitor_address: address for QMP monitor @param socket_scm_helper: helper program, required for send_fd_scm() @param sock_dir: where to create socket (overrides test_dir for sock) - @param console_log: (optional) path to console log file @param drain_console: (optional) True to drain console socket to buffer + @param console_log: (optional) path to console log file @note: Qemu process is not started until launch() is used. ''' + # Direct user configuration + + self._binary = binary + if args is None: args = [] + # Copy mutable input: we will be modifying our copy + self._args = list(args) + if wrapper is None: wrapper = [] - if name is None: - name = "qemu-%d" % os.getpid() - if sock_dir is None: - sock_dir = test_dir - self._name = name + self._wrapper = wrapper + + self._name = name or "qemu-%d" % os.getpid() + self._test_dir = test_dir + self._sock_dir = sock_dir or self._test_dir + self._socket_scm_helper = socket_scm_helper + if monitor_address is not None: self._monitor_address = monitor_address self._remove_monitor_sockfile = False else: self._monitor_address = os.path.join( - sock_dir, f"{name}-monitor.sock" + self._sock_dir, f"{self._name}-monitor.sock" ) self._remove_monitor_sockfile = True + + self._console_log_path = console_log + if self._console_log_path: + # In order to log the console, buffering needs to be enabled. + self._drain_console = True + else: + self._drain_console = drain_console + + # Runstate self._qemu_log_path = None self._qemu_log_file = None self._popen = None - self._binary = binary - self._args = list(args) # Force copy args in case we modify them - self._wrapper = wrapper self._events = [] self._iolog = None - self._socket_scm_helper = socket_scm_helper self._qmp_set = True # Enable QMP monitor by default. self._qmp = None self._qemu_full_args = None - self._test_dir = test_dir self._temp_dir = None - self._sock_dir = sock_dir self._launched = False self._machine = None self._console_index = 0 @@ -129,12 +141,6 @@ def __init__(self, binary, args=None, wrapper=None, name=None, self._console_socket = None self._remove_files = [] self._user_killed = False - self._console_log_path = console_log - if self._console_log_path: - # In order to log the console, buffering needs to be enabled. - self._drain_console = True - else: - self._drain_console = drain_console def __enter__(self): return self