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char-socket: update local address after listen 

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 <marcandre.lureau@redhat.com>
This commit is contained in:
Marc-André Lureau 2016-12-20 15:36:57 +01:00
parent bbcde969b2
commit bc763d7144
1 changed files with 5 additions and 0 deletions
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5
chardev/char-socket.c
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@ -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) {