Refactored dbms simulator. Survives SST.

dbsim/db_server_context.cpp

@@ -0,0 +1,48 @@
+//
+// Copyright (C) 2018 Codership Oy <info@codership.com>
+//
+
+#include "db_server_context.hpp"
+#include "db_server.hpp"
+
+wsrep::client_context* db::server_context::local_client_context()
+{
+    return server_.local_client_context();
+}
+
+wsrep::client_context* db::server_context::streaming_applier_client_context()
+{
+    return server_.streaming_applier_client_context();
+}
+
+void db::server_context::release_client_context(
+    wsrep::client_context* client_context)
+{
+    server_.release_client_context(client_context);
+}
+
+bool db::server_context::sst_before_init() const
+{
+    return false;
+}
+
+std::string db::server_context::on_sst_required()
+{
+    return id();
+}
+
+void db::server_context::on_sst_request(
+    const std::string& request, const wsrep::gtid& gtid, bool bypass)
+{
+    server_.donate_sst(request, gtid, bypass);
+}
+
+void db::server_context::background_rollback(wsrep::client_context&)
+{
+}
+
+void db::server_context::log_dummy_write_set(
+    wsrep::client_context&, const wsrep::ws_meta& meta)
+{
+    wsrep::log_info() << "Dummy write set: " << meta.seqno();
+}