ovsdb: Do not replace symlinks by regular files during compaction.

[openvswitch] / ovsdb / file.c

diff --git a/ovsdb/file.c b/ovsdb/file.c
index c51f75290040d817076ab7289bb443db0231a730..9e2dd5079923e996db8e12637f4ed50e8b5a343a 100644 (file)
--- a/ovsdb/file.c
+++ b/ovsdb/file.c
@@ -1,4 +1,4 @@
-/* Copyright (c) 2009, 2010, 2011 Nicira, Inc.
+/* Copyright (c) 2009, 2010, 2011, 2012 Nicira, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -531,11 +531,14 @@ ovsdb_file_create(struct ovsdb *db, struct ovsdb_log *log,
 {
     long long int now = time_msec();
     struct ovsdb_file *file;
+    char *deref_name;
     char *abs_name;
 
     /* Use the absolute name of the file because ovsdb-server opens its
      * database before daemonize() chdirs to "/". */
-    abs_name = abs_file_name(NULL, file_name);
+    deref_name = follow_symlinks(file_name);
+    abs_name = abs_file_name(NULL, deref_name);
+    free(deref_name);
     if (!abs_name) {
         *filep = NULL;
         return ovsdb_io_error(0, "could not determine current "