From bc763d71440552b677bc372e8261b9d127330657 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= Date: Tue, 20 Dec 2016 15:36:57 +0100 Subject: [PATCH] char-socket: update local address after listen MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This is mainly useful to know the actual bound port when using port 0. For example, when starting qemu with socket on port 0, before: QEMU waiting for connection on: disconnected:tcp:localhost:0,server After: QEMU waiting for connection on: disconnected:tcp:localhost:32454,server Signed-off-by: Marc-André Lureau --- chardev/char-socket.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/chardev/char-socket.c b/chardev/char-socket.c index 511a82960d..f24961ad16 100644 --- a/chardev/char-socket.c +++ b/chardev/char-socket.c @@ -911,6 +911,11 @@ static void qmp_chardev_open_socket(Chardev *chr, if (qio_channel_socket_listen_sync(sioc, s->addr, errp) < 0) { goto error; } + + qapi_free_SocketAddress(s->addr); + s->addr = socket_local_address(sioc->fd, errp); + update_disconnected_filename(s); + s->listen_ioc = sioc; if (is_waitconnect && qemu_chr_wait_connected(chr, errp) < 0) {