SERVER-33663 create parameter to control rollback data file creation

Users can suppress the creation of rollback data files by setting the
'createRollbackDataFiles' setParameter to false.

1 files changed, 6 insertions, 0 deletions

diff --git a/src/mongo/db/repl/rollback_impl.h b/src/mongo/db/repl/rollback_impl.h
index 910028c0795..6fa56bc8427 100644
--- a/src/mongo/db/repl/rollback_impl.h
+++ b/src/mongo/db/repl/rollback_impl.h
@@ -173,6 +173,12 @@ public:
         return _namespacesForOp(oplogEntry);
     }
 
+    /**
+     * Returns true if the rollback system should write out data files containing documents that
+     * will be deleted by rollback.
+     */
+    static bool shouldCreateDataFiles();
+
 private:
     /**
      * Returns if shutdown was called on this rollback process.