nbd: Fix regression on resiliency to port scan

[mirror_qemu.git] / blockdev-nbd.c

diff --git a/blockdev-nbd.c b/blockdev-nbd.c
index ca41cc6fdd965128cbd39148b30b544be3b98145..8d7284ac563da85b9e16c5c4a59bef7a76c92266 100644 (file)
--- a/blockdev-nbd.c
+++ b/blockdev-nbd.c
@@ -16,7 +16,6 @@
 #include "qapi/qmp/qerror.h"
 #include "sysemu/sysemu.h"
 #include "qmp-commands.h"
-#include "trace.h"
 #include "block/nbd.h"
 #include "io/channel-socket.h"
 
@@ -28,6 +27,10 @@ typedef struct NBDServerData {
 
 static NBDServerData *nbd_server;
 
+static void nbd_blockdev_client_closed(NBDClient *client, bool ignored)
+{
+    nbd_client_put(client);
+}
 
 static gboolean nbd_accept(QIOChannel *ioc, GIOCondition condition,
                            gpointer opaque)
@@ -44,9 +47,10 @@ static gboolean nbd_accept(QIOChannel *ioc, GIOCondition condition,
         return TRUE;
     }
 
+    qio_channel_set_name(QIO_CHANNEL(cioc), "nbd-server");
     nbd_client_new(NULL, cioc,
                    nbd_server->tlscreds, NULL,
-                   nbd_client_put);
+                   nbd_blockdev_client_closed);
     object_unref(OBJECT(cioc));
     return TRUE;
 }
@@ -111,6 +115,8 @@ void qmp_nbd_server_start(SocketAddress *addr,
     nbd_server = g_new0(NBDServerData, 1);
     nbd_server->watch = -1;
     nbd_server->listen_ioc = qio_channel_socket_new();
+    qio_channel_set_name(QIO_CHANNEL(nbd_server->listen_ioc),
+                         "nbd-listener");
     if (qio_channel_socket_listen_sync(
             nbd_server->listen_ioc, addr, errp) < 0) {
         goto error;
@@ -122,6 +128,7 @@ void qmp_nbd_server_start(SocketAddress *addr,
             goto error;
         }
 
+        /* TODO SOCKET_ADDRESS_KIND_FD where fd has AF_INET or AF_INET6 */
         if (addr->type != SOCKET_ADDRESS_KIND_INET) {
             error_setg(errp, "TLS is only supported with IPv4/IPv6");
             goto error;