From 40d58ce1a2d94f1a816e15adb534e6f81d7357fc Mon Sep 17 00:00:00 2001
From: Hongze Cheng <hzcheng@taosdata.com>
Date: Tue, 2 Nov 2021 13:57:16 +0800
Subject: [PATCH] more

---
 include/server/vnode/meta/impl/metaImpl.h |  4 +++
 include/server/vnode/meta/meta.h          |  5 ++--
 source/dnode/vnode/meta/src/metaCommit.c  | 14 +++++++++++
 source/dnode/vnode/meta/src/metaOptions.c | 30 +++++++++++++++++++++++
 source/dnode/vnode/meta/src/metaTable.c   | 14 +++++++++++
 5 files changed, 64 insertions(+), 3 deletions(-)
 create mode 100644 source/dnode/vnode/meta/src/metaCommit.c
 create mode 100644 source/dnode/vnode/meta/src/metaOptions.c
 create mode 100644 source/dnode/vnode/meta/src/metaTable.c

diff --git a/include/server/vnode/meta/impl/metaImpl.h b/include/server/vnode/meta/impl/metaImpl.h
index 1e2bf944ec..a9d70500cb 100644
--- a/include/server/vnode/meta/impl/metaImpl.h
+++ b/include/server/vnode/meta/impl/metaImpl.h
@@ -25,6 +25,10 @@ extern "C" {
 #endif
 typedef uint64_t tb_uid_t;
 
+struct SMetaOptions {
+  size_t lruCacheSize; // LRU cache size
+};
+
 typedef enum { META_INIT_TABLE = 0, META_SUPER_TABLE = 1, META_CHILD_TABLE = 2, META_NORMAL_TABLE = 3 } EMetaTableT;
 typedef struct SSuperTableOpts {
   tb_uid_t  uid;
diff --git a/include/server/vnode/meta/meta.h b/include/server/vnode/meta/meta.h
index 264e8716cb..f1d18e27ff 100644
--- a/include/server/vnode/meta/meta.h
+++ b/include/server/vnode/meta/meta.h
@@ -36,9 +36,8 @@ int    metaDropTable(SMeta *pMeta, tb_uid_t uid);
 int    metaCommit(SMeta *);
 
 // Options
-SMetaOptions *metaOptionsCreate();
-void          metaOptionsDestroy(SMetaOptions *);
-void          metaOptionsSetCache(SMetaOptions *, size_t capacity);
+void metaOptionsInit(SMetaOptions *);
+void metaOptionsClear(SMetaOptions *);
 
 // STableOpts
 #define META_TABLE_OPTS_DECLARE(name) STableOpts name = {0}
diff --git a/source/dnode/vnode/meta/src/metaCommit.c b/source/dnode/vnode/meta/src/metaCommit.c
new file mode 100644
index 0000000000..f2f48bbc8a
--- /dev/null
+++ b/source/dnode/vnode/meta/src/metaCommit.c
@@ -0,0 +1,14 @@
+/*
+ * Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
+ *
+ * This program is free software: you can use, redistribute, and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3
+ * or later ("AGPL"), as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
diff --git a/source/dnode/vnode/meta/src/metaOptions.c b/source/dnode/vnode/meta/src/metaOptions.c
new file mode 100644
index 0000000000..646ac873b1
--- /dev/null
+++ b/source/dnode/vnode/meta/src/metaOptions.c
@@ -0,0 +1,30 @@
+/*
+ * Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
+ *
+ * This program is free software: you can use, redistribute, and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3
+ * or later ("AGPL"), as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "meta.h"
+
+const static SMetaOptions defaultMetaOptions = {.lruCacheSize = 0};
+
+static void metaOptionsCopy(SMetaOptions *pDest, const SMetaOptions *pSrc);
+
+/* ------------------------ EXPOSED METHODS ------------------------ */
+void metaOptionsInit(SMetaOptions *pMetaOptions) { metaOptionsCopy(pMetaOptions, &defaultMetaOptions); }
+
+void metaOptionsClear(SMetaOptions *pMetaOptions) {
+  // TODO
+}
+
+/* ------------------------ STATIC METHODS ------------------------ */
+static void metaOptionsCopy(SMetaOptions *pDest, const SMetaOptions *pSrc) { memcpy(pDest, pSrc, sizeof(*pSrc)); }
\ No newline at end of file
diff --git a/source/dnode/vnode/meta/src/metaTable.c b/source/dnode/vnode/meta/src/metaTable.c
new file mode 100644
index 0000000000..6dea4a4e57
--- /dev/null
+++ b/source/dnode/vnode/meta/src/metaTable.c
@@ -0,0 +1,14 @@
+/*
+ * Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
+ *
+ * This program is free software: you can use, redistribute, and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3
+ * or later ("AGPL"), as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
\ No newline at end of file