493 lines
20 KiB
C++
493 lines
20 KiB
C++
/**
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* Copyright (c) 2021 OceanBase
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* OceanBase CE is licensed under Mulan PubL v2.
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* You can use this software according to the terms and conditions of the Mulan PubL v2.
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* You may obtain a copy of Mulan PubL v2 at:
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* http://license.coscl.org.cn/MulanPubL-2.0
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PubL v2 for more details.
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*/
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#include <fstream>
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#include <iterator>
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#include "lib/stat/ob_session_stat.h"
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#define private public
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#include "lib/utility/ob_test_util.h"
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#include "sql/parser/ob_parser.h"
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#include "sql/resolver/ob_resolver.h"
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#include "lib/allocator/page_arena.h"
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#include "lib/json/ob_json_print_utils.h" // for SJ
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#include "sql/resolver/ob_schema_checker.h"
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#include "sql/resolver/ddl/ob_create_table_stmt.h"
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#include "sql/resolver/ddl/ob_create_index_stmt.h"
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#include "sql/session/ob_sql_session_info.h"
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#include "share/system_variable/ob_system_variable.h"
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#include "ob_restore_schema.h"
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#include "../../share/schema/mock_schema_service.h"
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//#include <iostream>
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//#include <string>
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using namespace oceanbase::common;
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using namespace oceanbase::sql;
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using namespace oceanbase::share;
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using namespace oceanbase::share::schema;
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ObRestoreSchema::ObRestoreSchema()
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: schema_service_(nullptr), table_id_(0), tenant_id_(0), database_id_(0)
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{}
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//ObSchemaManager *ObRestoreSchema::get_schema_manager()
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//{
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// return &schema_manager_;
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//}
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int ObRestoreSchema::init()
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{
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int ret = OB_SUCCESS;
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schema_service_ = new MockSchemaService();
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if (OB_FAIL(schema_service_->init())) {
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STORAGE_LOG(WARN, "schema_service init fail", K(ret));
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} else if (OB_FAIL(schema_service_->get_schema_guard(schema_guard_, INT64_MAX))) {
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STORAGE_LOG(WARN, "schema_guard init fail", K(ret));
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} else {
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table_id_ = 3001;
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tenant_id_ = OB_SYS_TENANT_ID;
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database_id_ = OB_SYS_TABLEGROUP_ID;
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ObDatabaseSchema db_schema;
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//ObString tenant;
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db_schema.set_tenant_id(tenant_id_);
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db_schema.set_database_id(database_id_);
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db_schema.set_charset_type(CHARSET_UTF8MB4);
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db_schema.set_collation_type(CS_TYPE_UTF8MB4_GENERAL_CI);
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db_schema.set_database_name("default_database");
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if (OB_FAIL(add_database_schema(db_schema))) {
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STORAGE_LOG(WARN, "fail add database schema", K(ret));
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}
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//ObArray<ObDatabaseSchema> db_array;
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//if (OB_FAIL(schema_manager_.init())) {
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// STORAGE_LOG(WARN, "fail to initialize schema manager", K(ret));
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//} else if (OB_FAIL(db_array.push_back(db_schema))) {
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// STORAGE_LOG(WARN, "fail to add database", K(ret));
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//} else if (OB_FAIL(schema_manager_.add_new_database_schema_array(db_array))) {
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// STORAGE_LOG(WARN, "fail to add default database", K(ret));
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//}
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}
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if (OB_SUCC(ret)) {
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if (OB_FAIL(ObPreProcessSysVars::init_sys_var())) {
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STORAGE_LOG(ERROR, "fail to init sys variables", K(ret));
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}
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}
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return ret;
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}
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int ObRestoreSchema::add_database_schema(ObDatabaseSchema &database_schema)
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{
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int ret = OB_SUCCESS;
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const ObTenantSchema *tenant_schema = NULL;
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const ObSysVariableSchema *sys_variable= NULL;
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if (OB_SUCC(ret)) {
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if (OB_FAIL(schema_guard_.get_tenant_info(database_schema.get_tenant_id(), tenant_schema))) {
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STORAGE_LOG(WARN, "get tenant info failed", K(database_schema), K(ret));
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} else if (OB_ISNULL(tenant_schema)) {
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ret = OB_TENANT_NOT_EXIST;
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STORAGE_LOG(WARN, "tenant schema is null", K(ret));
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} else if (OB_FAIL(schema_guard_.get_sys_variable_schema(database_schema.get_tenant_id(), sys_variable))) {
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OB_LOG(WARN, "get sys variable failed", K(sys_variable), K(ret));
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} else if (OB_ISNULL(sys_variable)) {
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ret = OB_TENANT_NOT_EXIST;
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OB_LOG(WARN, "sys variable schema is null", K(ret));
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} else {
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ObNameCaseMode local_mode = sys_variable->get_name_case_mode();
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if (local_mode <= OB_NAME_CASE_INVALID || local_mode >= OB_NAME_CASE_MAX) {
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ret = OB_ERR_UNEXPECTED;
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STORAGE_LOG(WARN, "invalid tenant mod", K(ret));
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} else {
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database_schema.set_name_case_mode(local_mode);
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database_schema.set_schema_version(RESTORE_SCHEMA_VERSION);
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if (OB_FAIL(schema_service_->add_database_schema(database_schema,
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RESTORE_SCHEMA_VERSION))) {
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STORAGE_LOG(WARN, "put schema fail", K(ret));
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}
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}
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}
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}
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return ret;
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}
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int ObRestoreSchema::add_table_schema(ObTableSchema &table_schema)
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{
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int ret = OB_SUCCESS;
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const ObTenantSchema *tenant_schema = NULL;
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const ObSysVariableSchema *sys_variable= NULL;
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if (OB_SUCC(ret)) {
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if (OB_FAIL(schema_guard_.get_tenant_info(table_schema.get_tenant_id(), tenant_schema))) {
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STORAGE_LOG(WARN, "get tenant info failed", K(table_schema), K(ret));
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} else if (OB_ISNULL(tenant_schema)) {
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ret = OB_TENANT_NOT_EXIST;
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STORAGE_LOG(WARN, "tenant schema is null", K(ret));
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} else if (OB_FAIL(schema_guard_.get_sys_variable_schema(table_schema.get_tenant_id(), sys_variable))) {
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OB_LOG(WARN, "get sys variable failed", K(sys_variable), K(ret));
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} else if (OB_ISNULL(sys_variable)) {
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ret = OB_TENANT_NOT_EXIST;
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OB_LOG(WARN, "sys variable schema is null", K(ret));
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} else {
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ObNameCaseMode local_mode = sys_variable->get_name_case_mode();
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if (local_mode <= OB_NAME_CASE_INVALID || local_mode >= OB_NAME_CASE_MAX) {
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ret = OB_ERR_UNEXPECTED;
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STORAGE_LOG(WARN, "invalid tenant mode", K(ret));
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} else {
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table_schema.set_name_case_mode(local_mode);
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table_schema.set_schema_version(RESTORE_SCHEMA_VERSION);
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if (OB_FAIL(schema_service_->add_table_schema(table_schema,
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RESTORE_SCHEMA_VERSION))) {
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STORAGE_LOG(WARN, "add table schema fail", K(ret));
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}
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}
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}
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}
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return ret;
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}
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int ObRestoreSchema::do_create_table(ObStmt *stmt)
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{
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int ret = OB_SUCCESS;
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ObCreateTableStmt *create_table_stmt = dynamic_cast<ObCreateTableStmt *>(stmt);
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if (NULL == create_table_stmt) {
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STORAGE_LOG(WARN, "create_table_stmt should not be NULL", K(ret));
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ret = OB_INVALID_ARGUMENT;
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} else {
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ObTableSchema &table_schema = create_table_stmt->get_create_table_arg().schema_;
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ObSEArray<ObColDesc, 512> col_descs;
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table_schema.set_tenant_id(tenant_id_);
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table_schema.set_database_id(database_id_);
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table_schema.set_tablegroup_id(0);
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table_schema.set_table_id(table_id_++);
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table_schema.set_compress_func_name("none");
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ret = table_schema.get_column_ids(col_descs);
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for (int64_t i = 0; OB_SUCC(ret) && i < col_descs.count(); ++i) {
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const ObColumnSchemaV2 *col = table_schema.get_column_schema(col_descs.at(i).col_id_);
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const_cast<ObColumnSchemaV2 *>(col)->set_table_id(table_schema.get_table_id());
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}
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if (OB_SUCC(ret)) {
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//ret = schema_manager_.add_new_table_schema(table_schema);
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ret = add_table_schema(table_schema);
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}
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}
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return ret;
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}
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int ObRestoreSchema::gen_columns(ObCreateIndexStmt &stmt,
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ObTableSchema &index_schema)
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{
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int ret = OB_SUCCESS;
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int64_t index_rowkey_num = 0;
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uint64_t max_column_id = 0;
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const ObTableSchema *table_schema = NULL;
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obrpc::ObCreateIndexArg &index_arg = stmt.get_create_index_arg();
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//bool is_index = false;
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//table_schema = schema_manager_.get_table_schema(index_arg.tenant_id_,
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// index_arg.database_name_,
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// index_arg.table_name_,
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// is_index);
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if (OB_FAIL(schema_guard_.get_table_schema(index_arg.tenant_id_,
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index_arg.database_name_,
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index_arg.table_name_,
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false,
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table_schema))) {
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STORAGE_LOG(WARN, "get table schema fail", K(ret));
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} else if (NULL == table_schema) {
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ret = OB_ERR_ILLEGAL_ID;
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STORAGE_LOG(WARN, "invalid table id", K(index_arg));
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} else {
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const ObColumnSchemaV2 *col = NULL;
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// add index column(s)
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for (int64_t i = 0; OB_SUCC(ret) && i < index_arg.index_columns_.count(); ++i) {
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ObColumnSchemaV2 index_column;
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if (NULL == (col = table_schema->get_column_schema(
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index_arg.index_columns_[i].column_name_))) {
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ret = OB_ERR_ILLEGAL_NAME;
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STORAGE_LOG(WARN, "invalid column name",
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K_(index_arg.index_columns_[i].column_name));
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} else if (OB_FAIL(index_column.assign(*col))) {
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STORAGE_LOG(WARN, "fail to assign col", KR(ret), KPC(col));
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} else {
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index_column.set_rowkey_position(++index_rowkey_num);
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if (col->get_column_id() > max_column_id) {
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max_column_id = col->get_column_id();
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}
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if (OB_FAIL(index_schema.add_column(index_column))) {
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STORAGE_LOG(WARN, "add column schema error", K(ret));
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}
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}
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}
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//add primary key
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ObSEArray<const ObColumnSchemaV2*, 64> rk_cols;
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const ObRowkeyInfo &rowkey_info = table_schema->get_rowkey_info();
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for (int64_t i = 0; OB_SUCC(ret) && i < rowkey_info.get_size(); ++i) {
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uint64_t column_id = OB_INVALID_ID;
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ObColumnSchemaV2 index_column;
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if (OB_FAIL(rowkey_info.get_column_id(i, column_id))) {
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STORAGE_LOG(WARN, "get column id error", K(i), K(ret));
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} else if (NULL == index_schema.get_column_schema(column_id)) {
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if (NULL == (col = table_schema->get_column_schema(column_id))) {
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ret = OB_ERR_ILLEGAL_ID;
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STORAGE_LOG(WARN, "invalid column id", K(column_id));
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} else if (OB_FAIL(index_column.assign(*col))) {
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STORAGE_LOG(WARN, "fail to assign col", KR(ret), KPC(col));
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} else {
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index_column.set_rowkey_position(++index_rowkey_num);
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// we do not have index of other type now
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OB_ASSERT(INDEX_TYPE_UNIQUE_LOCAL == index_arg.index_type_
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|| INDEX_TYPE_NORMAL_LOCAL == index_arg.index_type_
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|| INDEX_TYPE_UNIQUE_GLOBAL == index_arg.index_type_
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|| INDEX_TYPE_NORMAL_GLOBAL == index_arg.index_type_);
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if (INDEX_TYPE_UNIQUE_LOCAL == index_arg.index_type_
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|| INDEX_TYPE_UNIQUE_GLOBAL == index_arg.index_type_) {
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index_column.set_column_id(OB_MIN_SHADOW_COLUMN_ID + col->get_column_id());
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int32_t shadow_name_len = col->get_column_name_str().length() + 8;
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char shadow_name[shadow_name_len];
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int64_t len = 0;
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if (shadow_name_len - 1 != (len = snprintf(shadow_name,
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shadow_name_len,
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"%s_%s",
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"shadow",
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col->get_column_name()))) {
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STORAGE_LOG(WARN, "failed to generate shadow name",
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K(col->get_column_name_str()));
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} else {
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shadow_name[shadow_name_len - 1] = '\0';
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if (OB_FAIL(index_column.set_column_name(shadow_name))) {
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STORAGE_LOG(WARN, "failed to set shadow name", K(*shadow_name));
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} else if (OB_FAIL(rk_cols.push_back(col))) {
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STORAGE_LOG(WARN, "failed to remember rowkey column", K(ret));
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}
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}
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}
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if (OB_SUCC(ret)) {
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if (index_column.get_column_id() > max_column_id) {
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max_column_id = index_column.get_column_id();
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}
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if (OB_FAIL(index_schema.add_column(index_column))) {
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STORAGE_LOG(WARN, "add column schema error", K(ret));
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}
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}
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}
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}
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}
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//add primary key of unique index
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if (OB_SUCC(ret)) {
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for (int64_t i = 0; OB_SUCC(ret) && i < rk_cols.count(); ++i) {
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ObColumnSchemaV2 index_column;
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if (OB_FAIL(index_column.assign(*rk_cols.at(i)))) {
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STORAGE_LOG(WARN, "fail to assign col", KR(ret), KPC(rk_cols.at(i)));
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} else {
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index_column.set_rowkey_position(0);
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if (OB_FAIL(index_schema.add_column(index_column))) {
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STORAGE_LOG(WARN, "add column schema error", K(ret));
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}
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}
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}
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}
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//add storing column
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for (int64_t i = 0; OB_SUCC(ret) && i < index_arg.store_columns_.count(); ++i) {
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if (NULL == (col = table_schema->get_column_schema(index_arg.store_columns_[i]))) {
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ret = OB_ERR_ILLEGAL_NAME;
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STORAGE_LOG(WARN, "invalid column name", K(index_arg.store_columns_[i]));
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} else if (OB_FAIL(index_schema.add_column(*col))) {
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STORAGE_LOG(WARN, "add column schema error", K(ret));
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} else {
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if (col->get_column_id() > max_column_id) {
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max_column_id = col->get_column_id();
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}
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}
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}
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if (OB_SUCC(ret)) {
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index_schema.set_rowkey_column_num(index_rowkey_num);
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index_schema.set_max_used_column_id(max_column_id);
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}
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}
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return ret;
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}
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int ObRestoreSchema::do_create_index(ObStmt *stmt)
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{
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int ret = OB_SUCCESS;
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ObCreateIndexStmt *crt_idx_stmt = dynamic_cast<ObCreateIndexStmt *>(stmt);
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if (NULL == crt_idx_stmt) {
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ret = OB_INVALID_ARGUMENT;
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STORAGE_LOG(WARN, "not create statement", K(ret));
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} else {
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obrpc::ObCreateIndexArg &index_arg = crt_idx_stmt->get_create_index_arg();
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//const bool is_index = false;
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const ObTableSchema *data_schema = NULL;
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//const ObTableSchema *data_schema = schema_manager_.get_table_schema(index_arg.tenant_id_,
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// index_arg.database_name_,
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// index_arg.table_name_,
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// is_index);
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if (OB_FAIL(schema_guard_.get_table_schema(index_arg.tenant_id_,
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index_arg.database_name_,
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index_arg.table_name_,
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false,
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data_schema))) {
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STORAGE_LOG(WARN, "get table schema fail", K(ret));
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} else if (data_schema == NULL) {
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ret = OB_TABLE_NOT_EXIST;
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STORAGE_LOG(WARN, "table schema should not be null!", K(index_arg), K(ret));
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} else {
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ObTableSchema index_schema;
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if (OB_FAIL(gen_columns(*crt_idx_stmt, index_schema))) {
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STORAGE_LOG(WARN, "get index column(s) error", K(ret));
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} else if (OB_FAIL(index_schema.set_compress_func_name(
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index_arg.index_option_.compress_method_))) {
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STORAGE_LOG(WARN, "set compress func error", K(ret));
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} else if (OB_FAIL(index_schema.set_comment(
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index_arg.index_option_.comment_))) {
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STORAGE_LOG(WARN, "set comment error", K(ret));
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} else {
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index_schema.set_block_size(index_arg.index_option_.block_size_);
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index_schema.set_is_use_bloomfilter(index_arg.index_option_.use_bloom_filter_);
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index_schema.set_progressive_merge_num(index_arg.index_option_.progressive_merge_num_);
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index_schema.set_data_table_id(data_schema->get_table_id());
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index_schema.set_table_type(USER_INDEX);
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index_schema.set_index_type(index_arg.index_type_);
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index_schema.set_tenant_id(tenant_id_);
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index_schema.set_database_id(database_id_);
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index_schema.set_tablegroup_id(0);
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index_schema.set_table_id(table_id_++);
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index_schema.set_table_name(index_arg.index_name_);
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index_schema.set_compress_func_name("none");
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}
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if (OB_SUCC(ret)) {
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if (OB_FAIL(add_table_schema(index_schema))) {
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STORAGE_LOG(WARN, "add table schema fail", K(ret));
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} else {
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ObTableSchema *table_schema = const_cast<ObTableSchema *>(data_schema);
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if (OB_FAIL(table_schema->add_simple_index_info(
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ObAuxTableMetaInfo(index_schema.get_table_id(), USER_INDEX, INDEX_TYPE_NORMAL_LOCAL)))) {
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STORAGE_LOG(WARN, "add simple_index_info fail", K(ret));
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} else if (OB_FAIL(add_table_schema(*table_schema))) {
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STORAGE_LOG(WARN, "add table schema fail", K(ret));
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}
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}
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//ret = schema_manager_.add_new_table_schema(index_schema);
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}
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}
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}
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return ret;
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}
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int ObRestoreSchema::do_resolve_single_stmt(ParseNode *node,
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ObResolverParams &ctx)
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{
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int ret = OB_SUCCESS;
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if (NULL == node) {
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ret = OB_ERR_UNEXPECTED;
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STORAGE_LOG(WARN, "parse node should not be NULL", K(ret));
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} else {
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ObResolver resolver(ctx);
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ObStmt *stmt = NULL;
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if (OB_FAIL(resolver.resolve(
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ObResolver::IS_NOT_PREPARED_STMT,
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*node, stmt))) {
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STORAGE_LOG(WARN, "resolver.resolve() failed", K(ret));
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} else {
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switch (stmt->get_stmt_type()) {
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case stmt::T_CREATE_TABLE:
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ret = do_create_table(stmt);
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break;
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case stmt::T_CREATE_INDEX:
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ret = do_create_index(stmt);
|
|
break;
|
|
default:
|
|
STORAGE_LOG(WARN, "unknown stmt type", K(stmt->get_stmt_type()));
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
int ObRestoreSchema::do_parse_line(ObArenaAllocator &allocator, const char *query_str)
|
|
{
|
|
int ret = OB_SUCCESS;
|
|
ObSQLMode mode = SMO_DEFAULT;
|
|
ObParser parser(allocator, mode);
|
|
ObString query = ObString::make_string(query_str);
|
|
ParseResult parse_result;
|
|
if (OB_FAIL(parser.parse(query, parse_result))) {
|
|
STORAGE_LOG(WARN, "parser.parse() failed", K(ret));
|
|
}
|
|
if (OB_SUCC(ret)) {
|
|
ObSchemaChecker schema_checker;
|
|
schema_checker.init(schema_guard_);
|
|
ObSQLSessionInfo session_info;
|
|
char db_name_str[] = "default_database";
|
|
int32_t db_name_len = static_cast<int32_t>(strlen(db_name_str));
|
|
ObString db_name(db_name_len, db_name_len, db_name_str);
|
|
ObString tenant("storage_test");
|
|
ObResolverParams resolver_ctx;
|
|
uint32_t version = 0;
|
|
ObRawExprFactory expr_factory(allocator);
|
|
ObStmtFactory stmt_factory(allocator);
|
|
resolver_ctx.allocator_ = &allocator;
|
|
resolver_ctx.schema_checker_ = &schema_checker;
|
|
resolver_ctx.session_info_ = &session_info;
|
|
resolver_ctx.expr_factory_ = &expr_factory;
|
|
resolver_ctx.stmt_factory_ = &stmt_factory;
|
|
resolver_ctx.query_ctx_ = stmt_factory.get_query_ctx();
|
|
if (OB_FAIL(session_info.init_tenant(tenant, tenant_id_))) {
|
|
STORAGE_LOG(WARN, "fail to init sql session info", K(ret), K(tenant_id_));
|
|
} else if (OB_FAIL(session_info.set_default_database(db_name))) {
|
|
STORAGE_LOG(WARN, "fail to set default database", K(ret));
|
|
} else if (OB_FAIL(session_info.test_init(version, 0, 0, &allocator))) {
|
|
STORAGE_LOG(WARN, "fail to init session info", K(ret));
|
|
} else if (OB_SUCCESS != (ret= session_info.load_default_sys_variable(false, true))) {
|
|
STORAGE_LOG(WARN, "fail to load default sys variable");
|
|
} else if (T_STMT_LIST == parse_result.result_tree_->type_) {
|
|
for (int64_t i = 0; OB_SUCC(ret) && i < parse_result.result_tree_->num_child_; ++i) {
|
|
if (OB_FAIL(do_resolve_single_stmt(parse_result.result_tree_->children_[i],
|
|
resolver_ctx))) {
|
|
STORAGE_LOG(WARN, "resolve single stmt failed", K(ret));
|
|
}
|
|
}
|
|
} else {
|
|
if (OB_FAIL(do_resolve_single_stmt(parse_result.result_tree_,
|
|
resolver_ctx))) {
|
|
STORAGE_LOG(WARN, "resolve single stmt failed", K(ret));
|
|
}
|
|
}
|
|
parser.free_result(parse_result);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
int ObRestoreSchema::parse_from_file(const char *filename,
|
|
ObSchemaGetterGuard *&schema_guard)
|
|
{
|
|
int ret = OB_SUCCESS;
|
|
std::ifstream if_file(filename);
|
|
std::string line;
|
|
ObArenaAllocator allocator(ObModIds::TEST);
|
|
while (OB_SUCCESS == ret && std::getline(if_file, line)) {
|
|
ret = do_parse_line(allocator, line.c_str());
|
|
allocator.reuse();
|
|
}
|
|
schema_guard = &schema_guard_;
|
|
// if (OB_SUCC(ret)) {
|
|
// if (OB_FAIL(schema_manager_.cons_table_to_index_relation())) {
|
|
// STORAGE_LOG(WARN, "construct table to index relation error", K(ret));
|
|
// } else {
|
|
// schema_manager = &schema_manager_;
|
|
// }
|
|
// } else {
|
|
// STORAGE_LOG(WARN, "fail to construct schema manager", K(ret));
|
|
// exit(1);
|
|
// }
|
|
return ret;
|
|
}
|