From nobody Wed May 14 23:54:26 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 1516176843679545.5411866784533; Wed, 17 Jan 2018 00:14:03 -0800 (PST) Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 6AFD081DE5; Wed, 17 Jan 2018 08:14:01 +0000 (UTC) Received: from colo-mx.corp.redhat.com (colo-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.20]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 787B55D75C; Wed, 17 Jan 2018 08:14:00 +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 297D818033D9; Wed, 17 Jan 2018 08:13:59 +0000 (UTC) Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) by lists01.pubmisc.prod.ext.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id w0H8Dvpv009542 for ; Wed, 17 Jan 2018 03:13:58 -0500 Received: by smtp.corp.redhat.com (Postfix) id E8B2F6EE75; Wed, 17 Jan 2018 08:13:57 +0000 (UTC) Received: from mx1.redhat.com (ext-mx10.extmail.prod.ext.phx2.redhat.com [10.5.110.39]) by smtp.corp.redhat.com (Postfix) with ESMTPS id E26566EE6F; Wed, 17 Jan 2018 08:13:55 +0000 (UTC) Received: from mxhk.zte.com.cn (mxhk.zte.com.cn [63.217.80.70]) (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 B55BD5D5E9; Wed, 17 Jan 2018 08:13:51 +0000 (UTC) Received: from mse01.zte.com.cn (unknown [10.30.3.20]) by Forcepoint Email with ESMTPS id E44096EE0824A0E3DF6E; Wed, 17 Jan 2018 16:13:49 +0800 (CST) Received: from notes_smtp.zte.com.cn ([10.30.1.239]) by mse01.zte.com.cn with ESMTP id w0H8Dcmh074368; Wed, 17 Jan 2018 16:13:38 +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 2018011716134412-1829369 ; Wed, 17 Jan 2018 16:13:44 +0800 From: ZhiPeng Lu To: libvir-list@redhat.com Date: Thu, 18 Jan 2018 00:14:06 +0800 Message-Id: <1516205646-30846-1-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 2018-01-17 16:13:44, Serialize by Router on notes_smtp/zte_ltd(Release 9.0.1FP7|August 17, 2016) at 2018-01-17 16:13:30, Serialize complete at 2018-01-17 16:13:30 X-MAIL: mse01.zte.com.cn w0H8Dcmh074368 X-Greylist: Sender passed SPF test, Sender IP whitelisted by DNSRBL, ACL 207 matched, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.39]); Wed, 17 Jan 2018 08:13:52 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.39]); Wed, 17 Jan 2018 08:13:52 +0000 (UTC) for IP:'63.217.80.70' DOMAIN:'mxhk.zte.com.cn' HELO:'mxhk.zte.com.cn' FROM:'lu.zhipeng@zte.com.cn' RCPT:'' X-RedHat-Spam-Score: -2.31 (DATE_IN_FUTURE_06_12, RCVD_IN_DNSWL_MED, SPF_PASS, T_RP_MATCHES_RCVD) 63.217.80.70 mxhk.zte.com.cn 63.217.80.70 mxhk.zte.com.cn X-Scanned-By: MIMEDefang 2.78 on 10.5.110.39 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-loop: libvir-list@redhat.com Cc: Michal Privoznik , ZhiPeng Lu Subject: [libvirt] [PATCHv4 RESEND] 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 10.5.11.15 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.25]); Wed, 17 Jan 2018 08:14:02 +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 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 +++++++++++++------= ---- tests/qemuxml2argvdata/net-vhostuser-multiq.args | 12 +- tests/qemuxml2argvdata/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 d272cc1..f0f9f4b 100644 --- a/docs/formatdomain.html.in +++ b/docs/formatdomain.html.in @@ -5832,7 +5832,9 @@ 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> @@ -5848,6 +5850,9 @@ 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 f22c932..9258c7d 100644 --- a/docs/schemas/domaincommon.rng +++ b/docs/schemas/domaincommon.rng @@ -2399,6 +2399,18 @@ + + + + + + + + + + + + =20