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a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1720097330; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=QiPH4cU9/QV7duZggbkflxxRqgm65xLkTAkWIk/OAhg=; b=S5L+6xlc6bKWeyW4L3VfzXjL4dZNNm9O09brrxS01I74WzPNZwPzcUtnyW2aC40HhsrNrl AnTyoCy2wpuNEarzrj+l/6puT1l3pl3mZqn5ANzvvqS6897kQSo+Xee189Xvu8REBb9QVD jot81xl9U3hYQ22WKNd9jhzImNSJHIA= X-MC-Unique: VfVt7negMs6Wvq6hC_NhKw-1 From: Laurent Vivier To: qemu-devel@nongnu.org Cc: =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , Jason Wang , Laurent Vivier Subject: [PATCH v2 4/4] net: update netdev stream man page with the reconnect parameter Date: Thu, 4 Jul 2024 14:48:34 +0200 Message-ID: <20240704124834.81958-5-lvivier@redhat.com> In-Reply-To: <20240704124834.81958-1-lvivier@redhat.com> References: <20240704124834.81958-1-lvivier@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.0 on 10.30.177.12 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.129.124; envelope-from=lvivier@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1720097441478100001 Content-Type: text/plain; charset="utf-8" "-netdev stream" supports a reconnect parameter that attempts to reconnect automatically the socket if it is disconnected. The code has been added but the man page has not been updated. Fixes: 148fbf0d58a6 ("net: stream: add a new option to automatically reconn= ect" Signed-off-by: Laurent Vivier --- qemu-options.hx | 22 +++++++++++++++++----- 1 file changed, 17 insertions(+), 5 deletions(-) diff --git a/qemu-options.hx b/qemu-options.hx index 1bbf629b9959..c78f69851bf3 100644 --- a/qemu-options.hx +++ b/qemu-options.hx @@ -3353,7 +3353,7 @@ SRST -device e1000,netdev=3Dn1,mac=3D52:54:00:12:34:56= \\ -netdev socket,id=3Dn1,mcast=3D239.192.168.1:1102= ,localaddr=3D1.2.3.4 =20 -``-netdev stream,id=3Dstr[,server=3Don|off],addr.type=3Dinet,addr.host=3Dh= ost,addr.port=3Dport[,to=3Dmaxport][,numeric=3Don|off][,keep-alive=3Don|off= ][,mptcp=3Don|off][,addr.ipv4=3Don|off][,addr.ipv6=3Don|off]`` +``-netdev stream,id=3Dstr[,server=3Don|off],addr.type=3Dinet,addr.host=3Dh= ost,addr.port=3Dport[,to=3Dmaxport][,numeric=3Don|off][,keep-alive=3Don|off= ][,mptcp=3Don|off][,addr.ipv4=3Don|off][,addr.ipv6=3Don|off][,reconnect=3Ds= econds]`` Configure a network backend to connect to another QEMU virtual machine= or a proxy using a TCP/IP socket. =20 ``server=3Don|off`` @@ -3380,6 +3380,10 @@ SRST ``ipv6=3Don|off`` whether to accept IPv6 addresses, default to try both IPv4 and IPv6 =20 + ``reconnect=3Dseconds`` + for a client socket, if a socket is disconnected, then attempt a r= econnect after the given number of seconds. + Setting this to zero disables this function. (default: 0) + Example (two guests connected using a TCP/IP socket): =20 .. parsed-literal:: @@ -3391,9 +3395,9 @@ SRST # second VM |qemu_system| linux.img \\ -device virtio-net,netdev=3Dnet0,mac=3D52:54:00:12:3= 4:57 \\ - -netdev stream,id=3Dnet0,server=3Doff,addr.type=3Din= et,addr.host=3Dlocalhost,addr.port=3D1234 + -netdev stream,id=3Dnet0,server=3Doff,addr.type=3Din= et,addr.host=3Dlocalhost,addr.port=3D1234,reconnect=3D5 =20 -``-netdev stream,id=3Dstr[,server=3Don|off],addr.type=3Dunix,addr.path=3Dp= ath[,abstract=3Don|off][,tight=3Don|off]`` +``-netdev stream,id=3Dstr[,server=3Don|off],addr.type=3Dunix,addr.path=3Dp= ath[,abstract=3Don|off][,tight=3Don|off][,reconnect=3Dseconds]`` Configure a network backend to connect to another QEMU virtual machine= or a proxy using a stream oriented unix domain socket. =20 ``server=3Don|off`` @@ -3408,6 +3412,10 @@ SRST ``tight=3Don|off`` if false, pad an abstract socket address with enough null bytes to= make it fill struct sockaddr_un member sun_path. =20 + ``reconnect=3Dseconds`` + for a client socket, if a socket is disconnected, then attempt a r= econnect after the given number of seconds. + Setting this to zero disables this function. (default: 0) + Example (using passt as a replacement of -netdev user): =20 .. parsed-literal:: @@ -3431,9 +3439,9 @@ SRST # second VM |qemu_system| linux.img \\ -device virtio-net,netdev=3Dnet0,mac=3D52:54:00:12:3= 4:57 \\ - -netdev stream,id=3Dnet0,server=3Doff,addr.type=3Dun= ix,addr.path=3D/tmp/qemu0 + -netdev stream,id=3Dnet0,server=3Doff,addr.type=3Dun= ix,addr.path=3D/tmp/qemu0,reconnect=3D5 =20 -``-netdev stream,id=3Dstr[,server=3Don|off],addr.type=3Dfd,addr.str=3Dfile= -descriptor`` +``-netdev stream,id=3Dstr[,server=3Don|off],addr.type=3Dfd,addr.str=3Dfile= -descriptor[,reconnect=3Dseconds]`` Configure a network backend to connect to another QEMU virtual machine= or a proxy using a stream oriented socket file descriptor. =20 ``server=3Don|off`` @@ -3442,6 +3450,10 @@ SRST ``addr.str=3Dfile-descriptor`` file descriptor number to use as a socket =20 + ``reconnect=3Dseconds`` + for a client socket, if a socket is disconnected, then attempt a r= econnect after the given number of seconds. + Setting this to zero disables this function. (default: 0) + ``-netdev dgram,id=3Dstr,remote.type=3Dinet,remote.host=3Dmaddr,remote.por= t=3Dport[,local.type=3Dinet,local.host=3Daddr]`` Configure a network backend to connect to a multicast address. =20 --=20 2.45.2