From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:38819) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dtomA-0008Id-3Q for qemu-devel@nongnu.org; Mon, 18 Sep 2017 01:39:23 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dtom7-0006c4-1r for qemu-devel@nongnu.org; Mon, 18 Sep 2017 01:39:22 -0400 Received: from mx1.redhat.com ([209.132.183.28]:50304) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1dtom6-0006ad-Pm for qemu-devel@nongnu.org; Mon, 18 Sep 2017 01:39:18 -0400 Date: Mon, 18 Sep 2017 13:39:13 +0800 From: Fam Zheng Message-ID: <20170918053913.GD15551@lemon.lan> References: <20170901112829.2571-1-apahim@redhat.com> <20170901112829.2571-5-apahim@redhat.com> <20170905030255.GH22515@lemon.lan> <20170918051858.GA31915@localhost.localdomain> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20170918051858.GA31915@localhost.localdomain> Subject: Re: [Qemu-devel] [PATCH v8 04/13] qemu.py: improve message on negative exit code List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Kevin Wolf Cc: Amador Pahim , ldoktor@redhat.com, ehabkost@redhat.com, stefanha@gmail.com, qemu-devel@nongnu.org, armbru@redhat.com, crosa@redhat.com, mreitz@redhat.com On Mon, 09/18 07:18, Kevin Wolf wrote: > Am 05.09.2017 um 05:02 hat Fam Zheng geschrieben: > > On Fri, 09/01 13:28, Amador Pahim wrote: > > > The current message shows 'self._args', which contains only part of the > > > options used in the Qemu command line. > > > > > > This patch makes the qemu full args list an instance variable and then > > > uses it in the negative exit code message. > > > > > > Message was moved outside the 'if is_running' block to make sure it will > > > be logged if the VM finishes before the call to shutdown(). > > > > > > Signed-off-by: Amador Pahim > > > --- > > > scripts/qemu.py | 26 +++++++++++++++++++------- > > > 1 file changed, 19 insertions(+), 7 deletions(-) > > > > > > diff --git a/scripts/qemu.py b/scripts/qemu.py > > > index a6e06291ea..670c048569 100644 > > > --- a/scripts/qemu.py > > > +++ b/scripts/qemu.py > > > @@ -49,6 +49,7 @@ class QEMUMachine(object): > > > self._iolog = None > > > self._socket_scm_helper = socket_scm_helper > > > self._debug = debug > > > + self._qemu_full_args = None > > > > > > # This can be used to add an unused monitor instance. > > > def add_monitor_telnet(self, ip, port): > > > @@ -140,13 +141,18 @@ class QEMUMachine(object): > > > > > > def launch(self): > > > '''Launch the VM and establish a QMP connection''' > > > + self._qemu_full_args = None > > > devnull = open(os.path.devnull, 'rb') > > > qemulog = open(self._qemu_log_path, 'wb') > > > try: > > > self._pre_launch() > > > - args = self._wrapper + [self._binary] + self._base_args() + self._args > > > - self._popen = subprocess.Popen(args, stdin=devnull, stdout=qemulog, > > > - stderr=subprocess.STDOUT, shell=False) > > > + self._qemu_full_args = (self._wrapper + [self._binary] + > > > + self._base_args() + self._args) > > > > The parentheses seem superfluous. With those removed: > > > > Reviewed-by: Fam Zheng > > Congratulations, with this advice you just killed all Python-based > qemu-iotests and filled up my inbox with CI failure messages. :-) Oops. Why doesn't python understand such multi line expressions impllied by "+" just like in "[,]"? Iotests on patchew is not far away. (The docker test-block pull request was bounced a few times, unfortunately, for unrelated reasons) Fam