extend sharding logic that shard nodes can be initialied and dropped

1 files changed, 10 insertions, 0 deletions

diff --git a/src/include/taler_exchangedb_plugin.h b/src/include/taler_exchangedb_plugin.h
index 7383913a3..5512d3336 100644
--- a/src/include/taler_exchangedb_plugin.h
+++ b/src/include/taler_exchangedb_plugin.h
@@ -2244,6 +2244,16 @@ struct TALER_EXCHANGEDB_Plugin
   enum GNUNET_GenericReturnValue
   (*drop_tables)(void *cls);
 
+  /**
+   * Drop the Taler tables on a shard.  This should only be used in testcases.
+   *
+   * @param cls the @e cls of this struct with the plugin-specific state
+   * @param old_idx the index which was used then the database was initialized.
+   * @return #GNUNET_OK upon success; #GNUNET_SYSERR upon failure
+   */
+  enum GNUNET_GenericReturnValue
+  (*drop_shard_tables)(void *cls,
+                       uint32_t old_idx);
 
   /**
    * Create the necessary tables if they are not present