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[RFC PATCH 0/6] qapi: net: add unix socket type support to netdev backen
From: |
Laurent Vivier |
Subject: |
[RFC PATCH 0/6] qapi: net: add unix socket type support to netdev backend |
Date: |
Mon, 9 May 2022 19:36:12 +0200 |
"-netdev socket" only supports inet sockets.
It's not a complex task to add support for unix sockets, but
the socket netdev parameters are not defined to manage well unix
socket parameters.
As discussed in:
"socket.c added support for unix domain socket datagram transport"
https://lore.kernel.org/qemu-devel/1C0E1BC5-904F-46B0-8044-68E43E67BE60@gmail.com/
This series adds support of unix socket type using SocketAddress QAPI structure.
A new netdev backend "socket-ng" is added, that is barely a copy of "socket"
backend but it uses the SocketAddress QAPI to provide socket parameters.
And then it also implement unix sockets (TCP and UDP).
Some examples of CLI syntax:
for TCP:
-netdev
socket-ng,id=socket0,mode=server,addr.type=inet,addr.host=localhost,addr.port=1234
-netdev
socket-ng,id=socket0,mode=client,addr.type=inet,addr.host=localhost,addr.port=1234
-netdev socket-ng,id=socket0,mode=dgram,\
local.type=inet,local.host=localhost,local.port=1234,\
remote.type=inet,remote.host=localhost,remote.port=1235
for UNIX:
-netdev socket-ng,id=socket0,mode=server,addr.type=unix,addr.path=/tmp/qemu0
-netdev socket-ng,id=socket0,mode=client,addr.type=unix,addr.path=/tmp/qemu0
-netdev socket-ng,id=socket0,mode=dgram,\
local.type=unix,local.path=/tmp/qemu0,\
remote.type=unix,remote.path=/tmp/qemu1
for FD:
-netdev socket-ng,id=socket0,mode=server,addr.type=fd,addr.str=4
-netdev socket-ng,id=socket0,mode=client,addr.type=fd,addr.str=5
-netdev socket-ng,id=socket0,mode=dgram,local.type=fd,addr.str=4
CC: Ralph Schmieder <ralph.schmieder@gmail.com>
CC: Stefano Brivio <sbrivio@redhat.com>
CC: Daniel P. Berrangé <berrange@redhat.com>
CC: Markus Armbruster <armbru@redhat.com>
Laurent Vivier (6):
net: introduce convert_host_port()
qapi: net: add socket-ng netdev
net: socket-ng: add unix socket for server and client mode.
net: socket-ng: make dgram_dst generic
net: socket-ng: move mcast specific code from
net_socket_fd_init_dgram()
net: socket-ng: add unix socket for dgram mode
hmp-commands.hx | 2 +-
include/qemu/sockets.h | 2 +
net/clients.h | 3 +
net/hub.c | 1 +
net/meson.build | 1 +
net/net.c | 123 +++--
net/socket-ng.c | 1060 ++++++++++++++++++++++++++++++++++++++++
qapi/net.json | 41 +-
8 files changed, 1200 insertions(+), 33 deletions(-)
create mode 100644 net/socket-ng.c
--
2.35.3
- [RFC PATCH 0/6] qapi: net: add unix socket type support to netdev backend,
Laurent Vivier <=
- [RFC PATCH 4/6] net: socket-ng: make dgram_dst generic, Laurent Vivier, 2022/05/09
- [RFC PATCH 3/6] net: socket-ng: add unix socket for server and client mode., Laurent Vivier, 2022/05/09
- [RFC PATCH 2/6] qapi: net: add socket-ng netdev, Laurent Vivier, 2022/05/09
- [RFC PATCH 6/6] net: socket-ng: add unix socket for dgram mode, Laurent Vivier, 2022/05/09
- [RFC PATCH 5/6] net: socket-ng: move mcast specific code from net_socket_fd_init_dgram(), Laurent Vivier, 2022/05/09
- [RFC PATCH 1/6] net: introduce convert_host_port(), Laurent Vivier, 2022/05/09