From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:34814) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YlGud-0000ZA-Iu for qemu-devel@nongnu.org; Thu, 23 Apr 2015 09:11:31 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YlGuY-0007jZ-OH for qemu-devel@nongnu.org; Thu, 23 Apr 2015 09:11:27 -0400 Received: from mx1.redhat.com ([209.132.183.28]:47000) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YlGuY-0007jN-H3 for qemu-devel@nongnu.org; Thu, 23 Apr 2015 09:11:22 -0400 Received: from int-mx14.intmail.prod.int.phx2.redhat.com (int-mx14.intmail.prod.int.phx2.redhat.com [10.5.11.27]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id t3NDBKq6004562 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL) for ; Thu, 23 Apr 2015 09:11:21 -0400 Date: Thu, 23 Apr 2015 09:11:18 -0400 From: Luiz Capitulino Message-ID: <20150423091118.628c5878@redhat.com> In-Reply-To: <5537F615.7010404@redhat.com> References: <1429719709-880-1-git-send-email-jsnow@redhat.com> <5537F615.7010404@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH v2 0/4] scripts: qmp-shell: add transaction support List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: John Snow Cc: qemu-devel@nongnu.org, kchamart@redhat.com On Wed, 22 Apr 2015 15:27:17 -0400 John Snow wrote: > > > On 04/22/2015 12:21 PM, John Snow wrote: > > The qmp-shell is a little rudimentary, but it can be hacked > > to give us some transactional support without too much difficulty. > > > > (1) Prep. > > (2) Add support for serializing json arrays > > (3) Allow users to use 'single quotes' instead of "double quotes" > > (4) Add a special transaction( ... ) syntax that lets users > > build up transactional commands using the existing qmp shell > > syntax to define each action. > > (5) Add a verbose flag to display generated QMP commands. > > > > The parsing is not as robust as one would like, but this suffices > > without adding a proper parser. > > > > Design considerations: > > > > (1) Try not to disrupt the existing design of the qmp-shell. The existing > > API is not disturbed. > > > > (2) Pick a "magic token" such that it could not be confused for legitimate > > QMP/JSON syntax. Parentheses are used for this purpose. > > > > === > > v2: > > === > > > > - Squash patches 2 & 3: > > - Remove wholesale replacement of single quotes, in favor of try blocks > > that attempt to parse as pure JSON, then as Python. > > - Factored out the value parser block to accomplish the above. > > - Allow both true/True and false/False for values. > > - Fix typo in patch 3 cover letter. (was patch 4.) > > > > John Snow (4): > > scripts: qmp-shell: refactor helpers > > scripts: qmp-shell: Expand support for QMP expressions > > scripts: qmp-shell: add transaction subshell > > scripts: qmp-shell: Add verbose flag > > > > scripts/qmp/qmp-shell | 125 ++++++++++++++++++++++++++++++++++++++------------ > > 1 file changed, 95 insertions(+), 30 deletions(-) > > > > Version "2+" with the hotfix added, with R-B's added: > https://github.com/jnsnow/qemu/commits/qmp-shell-plus > > To whomever would pull this into their tree: Let me know if you prefer I > send a "v3" instead. Please, re-send.