static void update_disconnected_filename(SocketChardev *s)
{
Chardev *chr = CHARDEV(s);
g_free(chr->filename);
chr->filename = SocketAddress_to_str("disconnected:", s->addr,
s->is_listen, s->is_telnet);
}
static void tcp_chr_disconnect(Chardev *chr)
{
SocketChardev *s = SOCKET_CHARDEV(chr);
if (!s->connected) {
return;
}
tcp_chr_free_connection(chr);
if (s->listen_ioc) {
s->listen_tag = qio_channel_add_watch(
QIO_CHANNEL(s->listen_ioc), G_IO_IN, tcp_chr_accept, chr, NULL);
}
chr->filename = SocketAddress_to_str("disconnected:", s->addr,
s->is_listen, s->is_telnet);
qemu_chr_be_event(chr, CHR_EVENT_CLOSED);
if (s->reconnect_time) {
qemu_chr_socket_restart_timer(chr);
}
}
static void qmp_chardev_open_socket(Chardev *chr,
ChardevBackend *backend,
bool *be_opened,
Error **errp)
{
SocketChardev *s = SOCKET_CHARDEV(chr);
ChardevSocket *sock = backend->u.socket.data;
SocketAddress *addr = sock->addr;
bool do_nodelay = sock->has_nodelay ? sock->nodelay : false;
bool is_listen = sock->has_server ? sock->server : true;
bool is_telnet = sock->has_telnet ? sock->telnet : false;
bool is_waitconnect = sock->has_wait ? sock->wait : false;
int64_t reconnect = sock->has_reconnect ? sock->reconnect : 0;
QIOChannelSocket *sioc = NULL;
s->is_unix = addr->type == SOCKET_ADDRESS_KIND_UNIX;
s->is_listen = is_listen;
s->is_telnet = is_telnet;
s->do_nodelay = do_nodelay;
if (sock->tls_creds) {
Object *creds;
creds = object_resolve_path_component(
object_get_objects_root(), sock->tls_creds);
if (!creds) {
error_setg(errp, "No TLS credentials with id '%s'",
sock->tls_creds);
goto error;
}
s->tls_creds = (QCryptoTLSCreds *)
object_dynamic_cast(creds,
TYPE_QCRYPTO_TLS_CREDS);
if (!s->tls_creds) {
error_setg(errp, "Object with id '%s' is not TLS credentials",
sock->tls_creds);
goto error;
}
object_ref(OBJECT(s->tls_creds));
if (is_listen) {
if (s->tls_creds->endpoint != QCRYPTO_TLS_CREDS_ENDPOINT_SERVER) {
error_setg(errp, "%s",
"Expected TLS credentials for server endpoint");
goto error;
}
} else {
if (s->tls_creds->endpoint != QCRYPTO_TLS_CREDS_ENDPOINT_CLIENT) {
error_setg(errp, "%s",
"Expected TLS credentials for client endpoint");
goto error;
}
}
}
s->addr = QAPI_CLONE(SocketAddress, sock->addr);
qemu_chr_set_feature(chr, QEMU_CHAR_FEATURE_RECONNECTABLE);
if (s->is_unix) {
qemu_chr_set_feature(chr, QEMU_CHAR_FEATURE_FD_PASS);
}
/* be isn't opened until we get a connection */
*be_opened = false;
chr->filename = SocketAddress_to_str("disconnected:",
addr, is_listen, is_telnet);
if (is_listen) {
if (is_telnet) {
s->do_telnetopt = 1;
}
} else if (reconnect > 0) {
s->reconnect_time = reconnect;
}
if (s->reconnect_time) {
sioc = qio_channel_socket_new();
tcp_chr_set_client_ioc_name(chr, sioc);
qio_channel_socket_connect_async(sioc, s->addr,
qemu_chr_socket_connected,
chr, NULL);
} else {
if (s->is_listen) {
char *name;
sioc = qio_channel_socket_new();
name = g_strdup_printf("chardev-tcp-listener-%s", chr->label);
qio_channel_set_name(QIO_CHANNEL(sioc), name);
g_free(name);
if (qio_channel_socket_listen_sync(sioc, s->addr, errp) < 0) {
goto error;
}
s->listen_ioc = sioc;
if (is_waitconnect &&
qemu_chr_wait_connected(chr, errp) < 0) {
return;
}
if (!s->ioc) {
s->listen_tag = qio_channel_add_watch(
QIO_CHANNEL(s->listen_ioc), G_IO_IN,
tcp_chr_accept, chr, NULL);
}
} else if (qemu_chr_wait_connected(chr, errp) < 0) {
goto error;
}
}
return;
error:
if (sioc) {
object_unref(OBJECT(sioc));
}
}
