Refactoring dbms simulator. Intermediate commit.

2025-07-28 20:02:00 +03:00 · 2018-06-15 12:58:36 +03:00
parent cb3b2fbf9e
commit 4fbf1d0cf8
17 changed files with 771 additions and 68 deletions
--- a/dbsim/db_client_service.hpp
+++ b/dbsim/db_client_service.hpp
@ -0,0 +1,107 @@
+//
+// Copyright (C) 2018 Codership Oy <info@codership.com>
+//
+
+#ifndef WSREP_DB_CLIENT_SREVICE_HPP
+#define WSREP_DB_CLIENT_SERVICE_HPP
+
+#include "wsrep/client_service.hpp"
+#include "wsrep/client_context.hpp"
+#include "wsrep/transaction_context.hpp"
+
+#include "db_client_context.hpp"
+
+namespace db
+{
+    class client_service : public wsrep::client_service
+    {
+    public:
+        client_service(wsrep::provider& provider,
+                       db::client_context& client_context)
+            : wsrep::client_service(provider)
+            , client_context_(client_context)
+        { }
+
+        bool is_autocommit() const override
+        {
+            return client_context_.is_autocommit();
+        }
+
+        bool do_2pc() const override
+        {
+            return client_context_.do_2pc();
+        }
+
+        bool interrupted() const override
+        {
+            return false;
+        }
+
+        void reset_globals() override
+        {
+            client_context_.reset_globals();
+        }
+
+        void store_globals() override
+        {
+            client_context_.store_globals();
+        }
+
+        int prepare_data_for_replication(wsrep::client_context&, const wsrep::transaction_context&) override
+        {
+            return 0;
+        }
+
+        size_t bytes_generated() const override
+        {
+            return 0;
+        }
+
+        int prepare_fragment_for_replication(wsrep::client_context&,
+                                             const wsrep::transaction_context&,
+                                             wsrep::mutable_buffer&) override
+        {
+            return 0;
+        }
+
+        void remove_fragments(const wsrep::transaction_context&) override
+        { }
+
+        int apply(wsrep::client_context&, const wsrep::const_buffer&) override
+        {
+            return 0;
+        }
+
+        int commit(wsrep::client_context&,
+                   const wsrep::ws_handle&, const wsrep::ws_meta&) override
+        {
+            return 0;
+        }
+
+        int rollback(wsrep::client_context&) override
+        {
+            return 0;
+        }
+
+        void will_replay(const wsrep::transaction_context&) override
+        { }
+
+        enum wsrep::provider::status replay(wsrep::client_context&,
+                                            wsrep::transaction_context&)
+            override
+        { return wsrep::provider::success; }
+
+        int append_fragment(const wsrep::transaction_context&, int,
+                            const wsrep::const_buffer&) override
+        {
+            return 0;
+        }
+
+        void debug_sync(wsrep::client_context&, const char*) override { }
+        void debug_crash(const char*) override { }
+    private:
+        db::client_context& client_context_;
+    };
+}
+
+#endif // WSREP_DB_CLIENT_SERVICE_HPP