fix rename: xenstore not fully updated

libxl__domain_rename only updates /local/domain/<domid>/name,
/vm/<uuid>/name in xenstore are not updated. Add code in
libxl__domain_rename to update /vm/<uuid>/name too.

Signed-off-by: Chunyan Liu <cyliu@suse.com>
Acked-by: Ian Jackson <ian.jackson@eu.citrix.com>

diff --git a/tools/libxl/libxl.c b/tools/libxl/libxl.c
index bdecfb23b400cef933926ffbcf1ae5ce5eedfee5..f84f7c2413c3f7483b034d6bd1e32848f6b4a3f1 100644 (file)
--- a/tools/libxl/libxl.c
+++ b/tools/libxl/libxl.c
@@ -359,6 +359,9 @@ int libxl__domain_rename(libxl__gc *gc, uint32_t domid,
     uint32_t stub_dm_domid;
     const char *stub_dm_old_name = NULL, *stub_dm_new_name = NULL;
     int rc;
+    libxl_dominfo info;
+    char *uuid;
+    const char *vm_name_path;
 
     dom_path = libxl__xs_get_dompath(gc, domid);
     if (!dom_path) goto x_nomem;
@@ -429,6 +432,16 @@ int libxl__domain_rename(libxl__gc *gc, uint32_t domid,
         goto x_fail;
     }
 
+    /* update /vm/<uuid>/name */
+    rc = libxl_domain_info(ctx, &info, domid);
+    if (rc)
+        goto x_fail;
+
+    uuid = GCSPRINTF(LIBXL_UUID_FMT, LIBXL_UUID_BYTES(info.uuid));
+    vm_name_path = GCSPRINTF("/vm/%s/name", uuid);
+    if (libxl__xs_write_checked(gc, trans, vm_name_path, new_name))
+        goto x_fail;
+
     if (stub_dm_domid) {
         rc = libxl__domain_rename(gc, stub_dm_domid,
                                   stub_dm_old_name,