From mboxrd@z Thu Jan 1 00:00:00 1970 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=-6.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, T_HK_NAME_DR 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 38624C4321A for ; Mon, 10 Jun 2019 18:48:42 +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 15AC920820 for ; Mon, 10 Jun 2019 18:48:42 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 15AC920820 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]:48942 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1haPLV-0001TH-66 for qemu-devel@archiver.kernel.org; Mon, 10 Jun 2019 14:48:41 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:44671) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1haPHI-0007Lo-F0 for qemu-devel@nongnu.org; Mon, 10 Jun 2019 14:44:22 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1haPHC-00025n-Oe for qemu-devel@nongnu.org; Mon, 10 Jun 2019 14:44:17 -0400 Received: from mx1.redhat.com ([209.132.183.28]:45832) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1haPHB-00022h-7v for qemu-devel@nongnu.org; Mon, 10 Jun 2019 14:44:14 -0400 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 mx1.redhat.com (Postfix) with ESMTPS id 3BC32821F1 for ; Mon, 10 Jun 2019 18:44:11 +0000 (UTC) Received: from dgilbert-t580.localhost (ovpn-117-16.ams2.redhat.com [10.36.117.16]) by smtp.corp.redhat.com (Postfix) with ESMTP id 11BB960BF1; Mon, 10 Jun 2019 18:44:09 +0000 (UTC) From: "Dr. David Alan Gilbert (git)" To: qemu-devel@nongnu.org, jasowang@redhat.com, eblake@redhat.com, armbru@redhat.com, laine@redhat.com Date: Mon, 10 Jun 2019 19:44:00 +0100 Message-Id: <20190610184402.7090-3-dgilbert@redhat.com> In-Reply-To: <20190610184402.7090-1-dgilbert@redhat.com> References: <20190610184402.7090-1-dgilbert@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.28]); Mon, 10 Jun 2019 18:44:11 +0000 (UTC) Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PATCH v3 2/4] net/announce: Add HMP optional interface list 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: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: "Dr. David Alan Gilbert" Add the optional interface list to the HMP command. i.e. All interfaces announce_self Just the named interfaces: announce_self vn1,vn2 Signed-off-by: Dr. David Alan Gilbert --- hmp-commands.hx | 6 ++++-- hmp.c | 38 +++++++++++++++++++++++++++++++++++++- 2 files changed, 41 insertions(+), 3 deletions(-) diff --git a/hmp-commands.hx b/hmp-commands.hx index 3dc421cb6a..1b63372713 100644 --- a/hmp-commands.hx +++ b/hmp-commands.hx @@ -955,8 +955,8 @@ ETEXI =20 { .name =3D "announce_self", - .args_type =3D "", - .params =3D "", + .args_type =3D "interfaces:s?", + .params =3D "[interfaces]", .help =3D "Trigger GARP/RARP announcements", .cmd =3D hmp_announce_self, }, @@ -967,6 +967,8 @@ STEXI Trigger a round of GARP/RARP broadcasts; this is useful for explicitly u= pdating the network infrastructure after a reconfiguration or some forms of migratio= n. The timings of the round are set by the migration announce parameters. +An optional comma separated @var{interfaces} list restricts the announce= to the +named set of interfaces. ETEXI =20 { diff --git a/hmp.c b/hmp.c index d4460992b6..52efb4a4fa 100644 --- a/hmp.c +++ b/hmp.c @@ -27,6 +27,7 @@ #include "monitor/monitor.h" #include "monitor/qdev.h" #include "qapi/error.h" +#include "qapi/clone-visitor.h" #include "qapi/opts-visitor.h" #include "qapi/qapi-builtin-visit.h" #include "qapi/qapi-commands-block.h" @@ -38,6 +39,7 @@ #include "qapi/qapi-commands-run-state.h" #include "qapi/qapi-commands-tpm.h" #include "qapi/qapi-commands-ui.h" +#include "qapi/qapi-visit-net.h" #include "qapi/qmp/qdict.h" #include "qapi/qmp/qerror.h" #include "qapi/string-input-visitor.h" @@ -67,6 +69,32 @@ static void hmp_handle_error(Monitor *mon, Error **err= p) } } =20 +/* + * Produce a strList from a comma separated list. + * A NULL or empty input string return NULL. + */ +static strList *strList_from_comma_list(const char *in) +{ + strList *res =3D NULL; + strList **hook =3D &res; + + while (in && in[0]) { + char *comma =3D strchr(in, ','); + *hook =3D g_new0(strList, 1); + + if (comma) { + (*hook)->value =3D g_strndup(in, comma - in); + in =3D comma + 1; /* skip the , */ + } else { + (*hook)->value =3D g_strdup(in); + in =3D NULL; + } + hook =3D &(*hook)->next; + } + + return res; +} + void hmp_info_name(Monitor *mon, const QDict *qdict) { NameInfo *info; @@ -1640,7 +1668,15 @@ void hmp_info_snapshots(Monitor *mon, const QDict = *qdict) =20 void hmp_announce_self(Monitor *mon, const QDict *qdict) { - qmp_announce_self(migrate_announce_params(), NULL); + const char *interfaces_str =3D qdict_get_try_str(qdict, "interfaces"= ); + AnnounceParameters *params =3D QAPI_CLONE(AnnounceParameters, + migrate_announce_params()); + + qapi_free_strList(params->interfaces); + params->interfaces =3D strList_from_comma_list(interfaces_str); + params->has_interfaces =3D params->interfaces !=3D NULL; + qmp_announce_self(params, NULL); + qapi_free_AnnounceParameters(params); } =20 void hmp_migrate_cancel(Monitor *mon, const QDict *qdict) --=20 2.21.0