"-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 reconnect"
Signed-off-by: Laurent Vivier <lviv...@redhat.com>
---
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=n1,mac=52:54:00:12:34:56 \\
-netdev
socket,id=n1,mcast=239.192.168.1:1102,localaddr=1.2.3.4
-``-netdev
stream,id=str[,server=on|off],addr.type=inet,addr.host=host,addr.port=port[,to=maxport][,numeric=on|off][,keep-alive=on|off][,mptcp=on|off][,addr.ipv4=on|off][,addr.ipv6=on|off]``
+``-netdev
stream,id=str[,server=on|off],addr.type=inet,addr.host=host,addr.port=port[,to=maxport][,numeric=on|off][,keep-alive=on|off][,mptcp=on|off][,addr.ipv4=on|off][,addr.ipv6=on|off][,reconnect=seconds]``
Configure a network backend to connect to another QEMU virtual machine or
a proxy using a TCP/IP socket.
``server=on|off``
@@ -3380,6 +3380,10 @@ SRST
``ipv6=on|off``
whether to accept IPv6 addresses, default to try both IPv4 and IPv6
+ ``reconnect=seconds``
+ for a client socket, if a socket is disconnected, then attempt a
reconnect after the given number of seconds.
+ Setting this to zero disables this function. (default: 0)
+
Example (two guests connected using a TCP/IP socket):
.. parsed-literal::
@@ -3391,9 +3395,9 @@ SRST
# second VM
|qemu_system| linux.img \\
-device virtio-net,netdev=net0,mac=52:54:00:12:34:57 \\
- -netdev
stream,id=net0,server=off,addr.type=inet,addr.host=localhost,addr.port=1234
+ -netdev
stream,id=net0,server=off,addr.type=inet,addr.host=localhost,addr.port=1234,reconnect=5
-``-netdev
stream,id=str[,server=on|off],addr.type=unix,addr.path=path[,abstract=on|off][,tight=on|off]``
+``-netdev
stream,id=str[,server=on|off],addr.type=unix,addr.path=path[,abstract=on|off][,tight=on|off][,reconnect=seconds]``
Configure a network backend to connect to another QEMU virtual machine or
a proxy using a stream oriented unix domain socket.
``server=on|off``
@@ -3408,6 +3412,10 @@ SRST
``tight=on|off``
if false, pad an abstract socket address with enough null bytes to
make it fill struct sockaddr_un member sun_path.
+ ``reconnect=seconds``
+ for a client socket, if a socket is disconnected, then attempt a
reconnect after the given number of seconds.
+ Setting this to zero disables this function. (default: 0)
+
Example (using passt as a replacement of -netdev user):
.. parsed-literal::
@@ -3431,9 +3439,9 @@ SRST
# second VM
|qemu_system| linux.img \\
-device virtio-net,netdev=net0,mac=52:54:00:12:34:57 \\
- -netdev
stream,id=net0,server=off,addr.type=unix,addr.path=/tmp/qemu0
+ -netdev
stream,id=net0,server=off,addr.type=unix,addr.path=/tmp/qemu0,reconnect=5
-``-netdev stream,id=str[,server=on|off],addr.type=fd,addr.str=file-descriptor``
+``-netdev
stream,id=str[,server=on|off],addr.type=fd,addr.str=file-descriptor[,reconnect=seconds]``
Configure a network backend to connect to another QEMU virtual machine or
a proxy using a stream oriented socket file descriptor.
``server=on|off``
@@ -3442,6 +3450,10 @@ SRST
``addr.str=file-descriptor``
file descriptor number to use as a socket
+ ``reconnect=seconds``
+ for a client socket, if a socket is disconnected, then attempt a
reconnect after the given number of seconds.
+ Setting this to zero disables this function. (default: 0)
+
``-netdev
dgram,id=str,remote.type=inet,remote.host=maddr,remote.port=port[,local.type=inet,local.host=addr]``
Configure a network backend to connect to a multicast address.
--
2.45.2
