From nobody Thu May 15 06:51:01 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of redhat.com designates 209.132.183.28 as permitted sender) client-ip=209.132.183.28; envelope-from=libvir-list-bounces@redhat.com; helo=mx1.redhat.com; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of redhat.com designates 209.132.183.28 as permitted sender) smtp.mailfrom=libvir-list-bounces@redhat.com Return-Path: Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by mx.zohomail.com with SMTPS id 1510537919722552.4331778814814; Sun, 12 Nov 2017 17:51:59 -0800 (PST) Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 3C3AF14F17C; Mon, 13 Nov 2017 01:51:57 +0000 (UTC) Received: from colo-mx.corp.redhat.com (colo-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.21]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 065CD17C2A; Mon, 13 Nov 2017 01:51:55 +0000 (UTC) Received: from lists01.pubmisc.prod.ext.phx2.redhat.com (lists01.pubmisc.prod.ext.phx2.redhat.com [10.5.19.33]) by colo-mx.corp.redhat.com (Postfix) with ESMTP id 7CA244BB79; Mon, 13 Nov 2017 01:51:51 +0000 (UTC) Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) by lists01.pubmisc.prod.ext.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id vAD1pmdn024262 for ; Sun, 12 Nov 2017 20:51:48 -0500 Received: by smtp.corp.redhat.com (Postfix) id B356D6268D; Mon, 13 Nov 2017 01:51:48 +0000 (UTC) Received: from mx1.redhat.com (ext-mx05.extmail.prod.ext.phx2.redhat.com [10.5.110.29]) by smtp.corp.redhat.com (Postfix) with ESMTPS id AABD15EDEE; Mon, 13 Nov 2017 01:51:46 +0000 (UTC) Received: from mxct.zte.com.cn (out1.zte.com.cn [202.103.147.172]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id BD84338164B; Mon, 13 Nov 2017 01:51:42 +0000 (UTC) Received: from mse01.zte.com.cn (unknown [10.30.3.20]) by Forcepoint Email with ESMTPS id 06A8EEA7862435053F7E; Mon, 13 Nov 2017 09:36:06 +0800 (CST) Received: from notes_smtp.zte.com.cn ([10.30.1.239]) by mse01.zte.com.cn with ESMTP id vAD1Yu2I070280; Mon, 13 Nov 2017 09:34:56 +0800 (GMT-8) (envelope-from lu.zhipeng@zte.com.cn) Received: from ceshi.localdomain ([10.74.120.130]) by szsmtp06.zte.com.cn (Lotus Domino Release 8.5.3FP6) with ESMTP id 2017111309345783-1241408 ; Mon, 13 Nov 2017 09:34:57 +0800 From: ZhiPeng Lu To: libvir-list@redhat.com Date: Mon, 13 Nov 2017 09:34:48 +0800 Message-Id: <1510536888-13104-1-git-send-email-lu.zhipeng@zte.com.cn> X-MIMETrack: Itemize by SMTP Server on SZSMTP06/server/zte_ltd(Release 8.5.3FP6|November 21, 2013) at 2017-11-13 09:34:57, Serialize by Router on notes_smtp/zte_ltd(Release 9.0.1FP7|August 17, 2016) at 2017-11-13 09:34:56, Serialize complete at 2017-11-13 09:34:56 X-MAIL: mse01.zte.com.cn vAD1Yu2I070280 X-Greylist: Delayed for 00:15:34 by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.29]); Mon, 13 Nov 2017 01:51:43 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.29]); Mon, 13 Nov 2017 01:51:43 +0000 (UTC) for IP:'202.103.147.172' DOMAIN:'out1.zte.com.cn' HELO:'mxct.zte.com.cn' FROM:'lu.zhipeng@zte.com.cn' RCPT:'' X-RedHat-Spam-Score: -0.002 (RP_MATCHES_RCVD, SPF_PASS) 202.103.147.172 out1.zte.com.cn 202.103.147.172 out1.zte.com.cn X-Scanned-By: MIMEDefang 2.78 on 10.5.110.29 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-loop: libvir-list@redhat.com Cc: Michal Privoznik , ZhiPeng Lu Subject: [libvirt] [PATCH v4] vhost-user: add support reconnect for vhost-user ports X-BeenThere: libvir-list@redhat.com X-Mailman-Version: 2.1.12 Precedence: junk List-Id: Development discussions about the libvirt library & tools List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Sender: libvir-list-bounces@redhat.com Errors-To: libvir-list-bounces@redhat.com X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.25]); Mon, 13 Nov 2017 01:51:58 +0000 (UTC) X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Type: text/plain; charset="utf-8" For vhost-user ports, Open vSwitch acts as the server and QEMU the client. When OVS crashes or restarts, the QEMU process should be reconnected to OVS. Signed-off-by: ZhiPeng Lu Signed-off-by: Michal Privoznik --- v1->v2: - modify xml format=20 v2->v3: - fix commit message syntax - reimplemente functions and the struct about reconnect v3->v4: - revert reimplemente functions and the struct about reconnect docs/formatdomain.html.in | 7 +- docs/schemas/domaincommon.rng | 26 ++-- src/conf/domain_conf.c | 158 ++++++++++++-----= ---- .../qemuxml2argv-net-vhostuser-multiq.args | 12 +- .../qemuxml2argv-net-vhostuser-multiq.xml | 11 +- 5 files changed, 127 insertions(+), 87 deletions(-) diff --git a/docs/formatdomain.html.in b/docs/formatdomain.html.in index 92e14a9..7ea72ed 100644 --- a/docs/formatdomain.html.in +++ b/docs/formatdomain.html.in @@ -5756,7 +5756,9 @@ qemu-kvm -net nic,model=3D? /dev/null </interface> <interface type=3D'vhostuser'> <mac address=3D'52:54:00:3b:83:1b'/> - <source type=3D'unix' path=3D'/tmp/vhost2.sock' mode=3D'client'/> + <source type=3D'unix' path=3D'/tmp/vhost2.sock' mode=3D'client'> + <reconnect enabled=3D'yes' timeout=3D'10'/> + </source>=20 <model type=3D'virtio'/> <driver queues=3D'5'/> </interface> @@ -5772,6 +5774,9 @@ qemu-kvm -net nic,model=3D? /dev/null are supported. vhost-user requires the virtio model type, thus the <model> element is mandatory. + Since 3.10.0 the element has an optional + attribute reconnect which configures reconnect timeout + (in seconds) if the connection is lost.

=20
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diff --git a/docs/schemas/domaincommon.rng b/docs/schemas/domaincommon.rng index 9cec1a0..66b9758 100644 --- a/docs/schemas/domaincommon.rng +++ b/docs/schemas/domaincommon.rng @@ -2399,6 +2399,18 @@ + + + + + + + + + + + + =20