refact

CMakeLists.txt

@@ -42,7 +42,7 @@ if(${BUILD_WITH_LEVELDB})
 endif(${BUILD_WITH_LEVELDB})
 
 ## rocksdb
-option(BUILD_WITH_ROCKSDB "If build with rocksdb" OFF)
+option(BUILD_WITH_ROCKSDB "If build with rocksdb" ON)
 if(${BUILD_WITH_ROCKSDB})
     cat("${CMAKE_SUPPORT_DIR}/rocksdb_CMakeLists.txt.in" ${DEPS_TMP_FILE})
 endif(${BUILD_WITH_ROCKSDB})

deps/CMakeLists.txt

@@ -48,6 +48,7 @@ endif(${BUILD_WITH_LEVELDB})
 if(${BUILD_WITH_ROCKSDB})
     option(WITH_TESTS "" OFF)
     option(WITH_BENCHMARK_TOOLS "" OFF)
+    option(ROCKSDB_BUILD_SHARED "Build shared versions of the RocksDB libraries" OFF)
     add_subdirectory(rocksdb)
     target_include_directories(
         rocksdb

include/common/trow.h

@@ -20,6 +20,13 @@
 extern "C" {
 #endif
 
+typedef struct SRow SRow;
+
+#define rowType(r)
+#define rowLen(r)
+#define rowVersion(r)
+#define rowNCols(r)
+
 #ifdef __cplusplus
 }
 #endif

source/server/vnode/CMakeLists.txt

@@ -3,7 +3,7 @@ add_subdirectory(tq)
 add_subdirectory(tsdb)
 
 aux_source_directory(src VNODE_SRC)
-add_library(vnode ${VNODE_SRC})
+add_library(vnode STATIC ${VNODE_SRC})
 target_include_directories(
     vnode
     PUBLIC "${CMAKE_SOURCE_DIR}/include/server/vnode"

source/server/vnode/meta/CMakeLists.txt

 aux_source_directory(src META_SRC)
-add_library(meta ${META_SRC})
+add_library(meta STATIC ${META_SRC})
 target_include_directories(
     meta
     PUBLIC "${CMAKE_SOURCE_DIR}/include/server/vnode/meta"
@@ -8,4 +8,9 @@ target_include_directories(
 target_link_libraries(
     meta
     PUBLIC common
-)
\ No newline at end of file
+)
+target_link_libraries(meta PUBLIC rocksdb)
+
+# if(${BUILD_TEST})
+#     add_subdirectory(test)
+# endif(${BUILD_TEST})

source/server/vnode/meta/src/meta.c

@@ -13,6 +13,72 @@
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
+#include <rocksdb/c.h>
+
+#include "thash.h"
+#include "tlist.h"
+#include "tlockfree.h"
+#include "ttypes.h"
+
 #include "meta.h"
 
+typedef struct STable {
+  uint64_t uid;
+  tstr *   name;
+  uint64_t suid;
+  SArray * schema;
+} STable;
+
+typedef struct STableObj {
+  bool     pin;
+  uint64_t ref;
+  SRWLatch latch;
+  uint64_t offset;
+  SList *  ctbList;  //  child table list
+  STable * pTable;
+} STableObj;
+
+struct SMeta {
+  pthread_rwlock_t rwLock;
+
+  SHashObj * pTableObjHash;  // uid --> STableObj
+  SList *    stbList;        // super table list
+  rocksdb_t *tbnameDb;       // tbname --> uid
+  rocksdb_t *tagDb;          // uid --> tag
+  rocksdb_t *schemaDb;
+  size_t     totalUsed;
+};
+
+SMeta *metaOpen(SMetaOptions *options) {
+  SMeta *pMeta = NULL;
+  char * err = NULL;
+
+  pMeta = (SMeta *)calloc(1, sizeof(*pMeta));
+  if (pMeta == NULL) {
+    return NULL;
+  }
+
+  pthread_rwlock_init(&(pMeta->rwLock), NULL);
+
+  pMeta->pTableObjHash = taosHashInit(1024, taosGetDefaultHashFunction(TSDB_DATA_TYPE_BIGINT), false, HASH_NO_LOCK);
+
+  pMeta->stbList = tdListNew(sizeof(STableObj *));
+
+  // Open tbname DB
+  rocksdb_options_t *tbnameDbOptions = rocksdb_options_create();
+  pMeta->tbnameDb = rocksdb_open(tbnameDbOptions, "tbname_uid_db", &err);
+
+  // Open tag DB
+  pMeta->tagDb = rocksdb_open(tbnameDbOptions, "uid_tag_db", &err);
+
+  // Open schema DB
+  pMeta->schemaDb = rocksdb_open(tbnameDbOptions, "schema_db", &err);
+
+  return pMeta;
+}
+
+void metaClose(SMeta *pMeta) {
+  // TODO
+}
+
 int metaCommit(SMeta *meta) { return 0; }
\ No newline at end of file

source/server/vnode/meta/test/CMakeLists.txt

+add_executable(metaTest "")
+target_sources(metaTest
+    PRIVATE
+    "../src/meta.c"
+    "metaTests.cpp"
+)
+target_include_directories(metaTest 
+    PUBLIC
+    "${CMAKE_SOURCE_DIR}/include/server/vnode/meta"
+    "${CMAKE_CURRENT_SOURCE_DIR}/../inc"
+)
+target_link_libraries(metaTest
+    os
+    util
+    common
+    rocksdb
+    gtest_main
+)
\ No newline at end of file

source/server/vnode/meta/test/metaTests.cpp

+#include <gtest/gtest.h>
+#include <iostream>
+
+#include "meta.h"
+
+TEST(MetaTest, meta_open_test) {
+    std::cout << "Hello META!" << std::endl;
+}
\ No newline at end of file