From nobody Wed Nov 5 00:19:31 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1533539288997901.6155933937029; Mon, 6 Aug 2018 00:08:08 -0700 (PDT) Received: from localhost ([::1]:32789 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fmZcS-0005Vx-PH for importer@patchew.org; Mon, 06 Aug 2018 03:07:56 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:33337) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fmZOp-0001XW-On for qemu-devel@nongnu.org; Mon, 06 Aug 2018 02:53:55 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fmZOn-00089m-U6 for qemu-devel@nongnu.org; Mon, 06 Aug 2018 02:53:51 -0400 Received: from mx3-rdu2.redhat.com ([66.187.233.73]:58370 helo=mx1.redhat.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1fmZOn-000893-Hf for qemu-devel@nongnu.org; Mon, 06 Aug 2018 02:53:49 -0400 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.rdu2.redhat.com [10.11.54.4]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 0105840216EA; Mon, 6 Aug 2018 06:53:49 +0000 (UTC) Received: from blackfin.pond.sub.org (ovpn-117-62.ams2.redhat.com [10.36.117.62]) by smtp.corp.redhat.com (Postfix) with ESMTPS id AAF282026D76; Mon, 6 Aug 2018 06:53:48 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id CB07311386B9; Mon, 6 Aug 2018 08:53:44 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Date: Mon, 6 Aug 2018 08:53:40 +0200 Message-Id: <20180806065344.7103-20-armbru@redhat.com> In-Reply-To: <20180806065344.7103-1-armbru@redhat.com> References: <20180806065344.7103-1-armbru@redhat.com> X-Scanned-By: MIMEDefang 2.78 on 10.11.54.4 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.5]); Mon, 06 Aug 2018 06:53:49 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.5]); Mon, 06 Aug 2018 06:53:49 +0000 (UTC) for IP:'10.11.54.4' DOMAIN:'int-mx04.intmail.prod.int.rdu2.redhat.com' HELO:'smtp.corp.redhat.com' FROM:'armbru@redhat.com' RCPT:'' X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 66.187.233.73 Subject: [Qemu-devel] [PATCH v3 19/23] migration-test: Clean up string interpolation into QMP, part 2 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: thuth@redhat.com, f4bug@amsat.org, "Dr . David Alan Gilbert" , Juan Quintela Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RDMRC_1 RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Leaving interpolation into JSON to qmp() is more robust than building QMP input manually, as explained in the recent commit "tests: Clean up string interpolation into QMP input (simple cases)". migrate() interpolates members into a JSON object. Change it to take its extra QMP arguments as arguments for qdict_from_jsonf_nofail() instead of a string containing JSON members. Bonus: gets rid of a non-literal format string. A step towards compile-time format string checking without triggering -Wformat-nonliteral. Cc: Juan Quintela Cc: Dr. David Alan Gilbert Signed-off-by: Markus Armbruster Reviewed-by: Juan Quintela Reviewed-by: Eric Blake --- tests/migration-test.c | 34 ++++++++++++++++++++++------------ 1 file changed, 22 insertions(+), 12 deletions(-) diff --git a/tests/migration-test.c b/tests/migration-test.c index 4b8d4cc119..c7f3267fa0 100644 --- a/tests/migration-test.c +++ b/tests/migration-test.c @@ -14,6 +14,7 @@ =20 #include "libqtest.h" #include "qapi/qmp/qdict.h" +#include "qapi/qmp/qjson.h" #include "qemu/option.h" #include "qemu/range.h" #include "qemu/sockets.h" @@ -384,16 +385,25 @@ static void migrate_set_capability(QTestState *who, c= onst char *capability, qobject_unref(rsp); } =20 -static void migrate(QTestState *who, const char *uri, const char *extra) +/* + * Send QMP command "migrate". + * Arguments are built from @fmt... (formatted like + * qobject_from_jsonf_nofail()) with "uri": @uri spliced in. + */ +GCC_FMT_ATTR(3, 4) +static void migrate(QTestState *who, const char *uri, const char *fmt, ...) { - QDict *rsp; - gchar *cmd; + va_list ap; + QDict *args, *rsp; =20 - cmd =3D g_strdup_printf("{ 'execute': 'migrate'," - " 'arguments': { 'uri': '%s' %s } }", - uri, extra ? extra : ""); - rsp =3D qtest_qmp(who, cmd); - g_free(cmd); + va_start(ap, fmt); + args =3D qdict_from_vjsonf_nofail(fmt, ap); + va_end(ap); + + g_assert(!qdict_haskey(args, "uri")); + qdict_put_str(args, "uri", uri); + + rsp =3D qmp("{ 'execute': 'migrate', 'arguments': %p}", args); g_assert(qdict_haskey(rsp, "return")); qobject_unref(rsp); } @@ -585,7 +595,7 @@ static int migrate_postcopy_prepare(QTestState **from_p= tr, /* Wait for the first serial output from the source */ wait_for_serial("src_serial"); =20 - migrate(from, uri, NULL); + migrate(from, uri, "{}"); g_free(uri); =20 wait_for_migration_pass(from); @@ -668,7 +678,7 @@ static void test_postcopy_recovery(void) * the newly created channel */ wait_for_migration_status(from, "postcopy-paused"); - migrate(from, uri, ", 'resume': true"); + migrate(from, uri, "{'resume': true}"); g_free(uri); =20 /* Restore the postcopy bandwidth to unlimited */ @@ -687,7 +697,7 @@ static void test_baddest(void) if (test_migrate_start(&from, &to, "tcp:0:0", true)) { return; } - migrate(from, "tcp:0:0", NULL); + migrate(from, "tcp:0:0", "{}"); do { status =3D migrate_query_status(from); g_assert(!strcmp(status, "setup") || !(strcmp(status, "failed"))); @@ -725,7 +735,7 @@ static void test_precopy_unix(void) /* Wait for the first serial output from the source */ wait_for_serial("src_serial"); =20 - migrate(from, uri, NULL); + migrate(from, uri, "{}"); =20 wait_for_migration_pass(from); =20 --=20 2.17.1