From patchwork Thu Aug 2 01:02:50 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luiz Capitulino X-Patchwork-Id: 174671 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id BE89A2C0087 for ; Thu, 2 Aug 2012 12:44:11 +1000 (EST) Received: from localhost ([::1]:42203 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SwjpC-0004vd-DN for incoming@patchwork.ozlabs.org; Wed, 01 Aug 2012 21:03:38 -0400 Received: from eggs.gnu.org ([208.118.235.92]:35669) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Swjon-0004Ui-5b for qemu-devel@nongnu.org; Wed, 01 Aug 2012 21:03:14 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Swjol-0003SN-QZ for qemu-devel@nongnu.org; Wed, 01 Aug 2012 21:03:13 -0400 Received: from mx1.redhat.com ([209.132.183.28]:16586) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Swjol-0003S6-J2 for qemu-devel@nongnu.org; Wed, 01 Aug 2012 21:03:11 -0400 Received: from int-mx10.intmail.prod.int.phx2.redhat.com (int-mx10.intmail.prod.int.phx2.redhat.com [10.5.11.23]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id q721385T019241 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Wed, 1 Aug 2012 21:03:08 -0400 Received: from localhost (ovpn-113-85.phx2.redhat.com [10.3.113.85]) by int-mx10.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id q7213747032636; Wed, 1 Aug 2012 21:03:08 -0400 From: Luiz Capitulino To: qemu-devel@nongnu.org Date: Wed, 1 Aug 2012 22:02:50 -0300 Message-Id: <1343869374-23417-31-git-send-email-lcapitulino@redhat.com> In-Reply-To: <1343869374-23417-1-git-send-email-lcapitulino@redhat.com> References: <1343869374-23417-1-git-send-email-lcapitulino@redhat.com> X-Scanned-By: MIMEDefang 2.68 on 10.5.11.23 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 209.132.183.28 Cc: kwolf@redhat.com, aliguori@us.ibm.com, armbru@redhat.com, mdroth@linux.vnet.ibm.com, pbonzini@redhat.com, eblake@redhat.com Subject: [Qemu-devel] [PATCH 30/34] qemu-ga: switch to the new error format on the wire X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org IMPORTANT: this BREAKS qemu-ga compatibility for the error response. Instead of returning something like: { "error": { "class": "InvalidParameterValue", "data": {"name": "mode", "expected": "halt|powerdown|reboot" } } } qemu-ga now returns: { "error": { "class": "GenericError", "desc": "Parameter 'mode' expects halt|powerdown|reboot" } } Notice that this is also a bug fix, as qemu-ga wasn't returning the human message. Signed-off-by: Luiz Capitulino Acked-by: Michael Roth Reviewed-by: Eric Blake --- Makefile.objs | 2 +- qapi/qmp-core.h | 1 + qapi/qmp-dispatch.c | 10 +++++++++- qemu-ga.c | 4 ++-- 4 files changed, 13 insertions(+), 4 deletions(-) diff --git a/Makefile.objs b/Makefile.objs index 5ebbcfa..cbfbba5 100644 --- a/Makefile.objs +++ b/Makefile.objs @@ -220,7 +220,7 @@ universal-obj-y += $(qapi-obj-y) ###################################################################### # guest agent -qga-obj-y = qga/ qemu-ga.o module.o +qga-obj-y = qga/ qemu-ga.o module.o qapi-types.o qapi-visit.o qga-obj-$(CONFIG_WIN32) += oslib-win32.o qga-obj-$(CONFIG_POSIX) += oslib-posix.o qemu-sockets.o qemu-option.o diff --git a/qapi/qmp-core.h b/qapi/qmp-core.h index b0f64ba..00446cf 100644 --- a/qapi/qmp-core.h +++ b/qapi/qmp-core.h @@ -49,6 +49,7 @@ void qmp_disable_command(const char *name); void qmp_enable_command(const char *name); bool qmp_command_is_enabled(const char *name); char **qmp_get_command_list(void); +QObject *qmp_build_error_object(Error *errp); #endif diff --git a/qapi/qmp-dispatch.c b/qapi/qmp-dispatch.c index 122c1a2..ec613f8 100644 --- a/qapi/qmp-dispatch.c +++ b/qapi/qmp-dispatch.c @@ -14,6 +14,7 @@ #include "qemu-objects.h" #include "qapi/qmp-core.h" #include "json-parser.h" +#include "qapi-types.h" #include "error.h" #include "error_int.h" #include "qerror.h" @@ -109,6 +110,13 @@ static QObject *do_qmp_dispatch(QObject *request, Error **errp) return ret; } +QObject *qmp_build_error_object(Error *errp) +{ + return qobject_from_jsonf("{ 'class': %s, 'desc': %s }", + ErrorClass_lookup[error_get_class(errp)], + error_get_pretty(errp)); +} + QObject *qmp_dispatch(QObject *request) { Error *err = NULL; @@ -119,7 +127,7 @@ QObject *qmp_dispatch(QObject *request) rsp = qdict_new(); if (err) { - qdict_put_obj(rsp, "error", error_get_qobject(err)); + qdict_put_obj(rsp, "error", qmp_build_error_object(err)); error_free(err); } else if (ret) { qdict_put_obj(rsp, "return", ret); diff --git a/qemu-ga.c b/qemu-ga.c index 8199da7..f45bc61 100644 --- a/qemu-ga.c +++ b/qemu-ga.c @@ -515,7 +515,7 @@ static void process_event(JSONMessageParser *parser, QList *tokens) } else { g_warning("failed to parse event: %s", error_get_pretty(err)); } - qdict_put_obj(qdict, "error", error_get_qobject(err)); + qdict_put_obj(qdict, "error", qmp_build_error_object(err)); error_free(err); } else { qdict = qobject_to_qdict(obj); @@ -532,7 +532,7 @@ static void process_event(JSONMessageParser *parser, QList *tokens) qdict = qdict_new(); g_warning("unrecognized payload format"); error_set(&err, QERR_UNSUPPORTED); - qdict_put_obj(qdict, "error", error_get_qobject(err)); + qdict_put_obj(qdict, "error", qmp_build_error_object(err)); error_free(err); } ret = send_response(s, QOBJECT(qdict));