X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=blockdev-nbd.c;h=213f226ac1c48dc91dde1894db91b3b964242991;hb=c95cfd040078db8017f74fd3a4d6f798385d960c;hp=e0f09824fdcbb1e2c0c07f7e7394dcdee1f226ad;hpb=e688df6bc4549f28534cdb001f168b8caae55b0c;p=mirror_qemu.git

diff --git a/blockdev-nbd.c b/blockdev-nbd.c
index e0f09824fd..213f226ac1 100644
--- a/blockdev-nbd.c
+++ b/blockdev-nbd.c
@@ -14,9 +14,7 @@
 #include "sysemu/block-backend.h"
 #include "hw/block/block.h"
 #include "qapi/error.h"
-#include "qapi/qmp/qerror.h"
-#include "sysemu/sysemu.h"
-#include "qmp-commands.h"
+#include "qapi/qapi-commands-block.h"
 #include "block/nbd.h"
 #include "io/channel-socket.h"
 #include "io/net-listener.h"
@@ -24,6 +22,7 @@
 typedef struct NBDServerData {
     QIONetListener *listener;
     QCryptoTLSCreds *tlscreds;
+    char *tlsauthz;
 } NBDServerData;
 
 static NBDServerData *nbd_server;
@@ -37,8 +36,7 @@ static void nbd_accept(QIONetListener *listener, QIOChannelSocket *cioc,
                        gpointer opaque)
 {
     qio_channel_set_name(QIO_CHANNEL(cioc), "nbd-server");
-    nbd_client_new(NULL, cioc,
-                   nbd_server->tlscreds, NULL,
+    nbd_client_new(cioc, nbd_server->tlscreds, nbd_server->tlsauthz,
                    nbd_blockdev_client_closed);
 }
 
@@ -54,6 +52,7 @@ static void nbd_server_free(NBDServerData *server)
     if (server->tlscreds) {
         object_unref(OBJECT(server->tlscreds));
     }
+    g_free(server->tlsauthz);
 
     g_free(server);
 }
@@ -89,7 +88,7 @@ static QCryptoTLSCreds *nbd_get_tls_creds(const char *id, Error **errp)
 
 
 void nbd_server_start(SocketAddress *addr, const char *tls_creds,
-                      Error **errp)
+                      const char *tls_authz, Error **errp)
 {
     if (nbd_server) {
         error_setg(errp, "NBD server already running");
@@ -102,7 +101,7 @@ void nbd_server_start(SocketAddress *addr, const char *tls_creds,
     qio_net_listener_set_name(nbd_server->listener,
                               "nbd-listener");
 
-    if (qio_net_listener_open_sync(nbd_server->listener, addr, errp) < 0) {
+    if (qio_net_listener_open_sync(nbd_server->listener, addr, 1, errp) < 0) {
         goto error;
     }
 
@@ -119,6 +118,8 @@ void nbd_server_start(SocketAddress *addr, const char *tls_creds,
         }
     }
 
+    nbd_server->tlsauthz = g_strdup(tls_authz);
+
     qio_net_listener_set_client_func(nbd_server->listener,
                                      nbd_accept,
                                      NULL,
@@ -133,20 +134,23 @@ void nbd_server_start(SocketAddress *addr, const char *tls_creds,
 
 void qmp_nbd_server_start(SocketAddressLegacy *addr,
                           bool has_tls_creds, const char *tls_creds,
+                          bool has_tls_authz, const char *tls_authz,
                           Error **errp)
 {
     SocketAddress *addr_flat = socket_address_flatten(addr);
 
-    nbd_server_start(addr_flat, tls_creds, errp);
+    nbd_server_start(addr_flat, tls_creds, tls_authz, errp);
     qapi_free_SocketAddress(addr_flat);
 }
 
 void qmp_nbd_server_add(const char *device, bool has_name, const char *name,
-                        bool has_writable, bool writable, Error **errp)
+                        bool has_writable, bool writable,
+                        bool has_bitmap, const char *bitmap, Error **errp)
 {
     BlockDriverState *bs = NULL;
     BlockBackend *on_eject_blk;
     NBDExport *exp;
+    int64_t len;
 
     if (!nbd_server) {
         error_setg(errp, "NBD server not running");
@@ -169,6 +173,13 @@ void qmp_nbd_server_add(const char *device, bool has_name, const char *name,
         return;
     }
 
+    len = bdrv_getlength(bs);
+    if (len < 0) {
+        error_setg_errno(errp, -len,
+                         "Failed to determine the NBD export's length");
+        return;
+    }
+
     if (!has_writable) {
         writable = false;
     }
@@ -176,14 +187,12 @@ void qmp_nbd_server_add(const char *device, bool has_name, const char *name,
         writable = false;
     }
 
-    exp = nbd_export_new(bs, 0, -1, writable ? 0 : NBD_FLAG_READ_ONLY,
+    exp = nbd_export_new(bs, 0, len, name, NULL, bitmap, !writable, !writable,
                          NULL, false, on_eject_blk, errp);
     if (!exp) {
         return;
     }
 
-    nbd_export_set_name(exp, name);
-
     /* The list of named exports has a strong reference to this export now and
      * our only way of accessing it is through nbd_export_find(), so we can drop
      * the strong reference that is @exp. */
@@ -216,6 +225,11 @@ void qmp_nbd_server_remove(const char *name,
 
 void qmp_nbd_server_stop(Error **errp)
 {
+    if (!nbd_server) {
+        error_setg(errp, "NBD server not running");
+        return;
+    }
+
     nbd_export_close_all();
 
     nbd_server_free(nbd_server);