hcq/oceanbase
1
0
Fork 0
Code Issues Pull Requests Actions 1 Packages Projects Releases Wiki Activity

init push

Browse Source
This commit is contained in:
oceanbase-admin
2021-05-31 22:56:52 +08:00
commit cea7de1475
7020 changed files with 5689869 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

271
src/observer/virtual_table/ob_mysql_proc_table.cpp Normal file
View File

@ -0,0 +1,271 @@
/**
* Copyright (c) 2021 OceanBase
* OceanBase CE is licensed under Mulan PubL v2.
* You can use this software according to the terms and conditions of the Mulan PubL v2.
* You may obtain a copy of Mulan PubL v2 at:
* http://license.coscl.org.cn/MulanPubL-2.0
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PubL v2 for more details.
*/
#include "observer/virtual_table/ob_mysql_proc_table.h"
#include "share/schema/ob_schema_struct.h"
#include "share/schema/ob_schema_getter_guard.h"
#include "share/schema/ob_schema_printer.h"
#include "common/sql_mode/ob_sql_mode_utils.h"
#include "sql/session/ob_sql_session_info.h"
using namespace oceanbase::common;
using namespace oceanbase::share::schema;
namespace oceanbase {
namespace observer {
ObMySQLProcTable::ObMySQLProcTable() : ObVirtualTableScannerIterator(), tenant_id_(OB_INVALID_ID)
{}
ObMySQLProcTable::~ObMySQLProcTable()
{}
void ObMySQLProcTable::reset()
{
tenant_id_ = OB_INVALID_ID;
ObVirtualTableScannerIterator::reset();
}
int ObMySQLProcTable::inner_get_next_row(common::ObNewRow*& row)
{
int ret = OB_SUCCESS;
if (OB_ISNULL(allocator_) || OB_ISNULL(schema_guard_) || OB_ISNULL(session_)) {
ret = OB_NOT_INIT;
SERVER_LOG(WARN, "argument is NULL", K(allocator_), K(schema_guard_), K(session_), K(ret));
} else if (OB_UNLIKELY(OB_INVALID_ID == tenant_id_)) {
ret = OB_NOT_INIT;
SERVER_LOG(WARN, "tenant_id is invalid", K(ret));
} else {
if (!start_to_read_) {
ObObj* cells = NULL;
if (OB_ISNULL(cells = cur_row_.cells_)) {
ret = OB_ERR_UNEXPECTED;
SERVER_LOG(ERROR, "cur row cell is NULL", K(ret));
} else {
// ObArray<const ObRoutineInfo *> routine_array;
// if (OB_FAIL(schema_guard_->get_routine_infos_in_tenant(tenant_id_, routine_array))) {
// SERVER_LOG(WARN, "Get user info with tenant id error", K(ret));
// } else {
// const ObRoutineInfo *routine_info = NULL;
// sql::ObExecEnv exec_env;
// for (int64_t row_idx = 0; OB_SUCC(ret) && row_idx < routine_array.count(); ++row_idx) {
// exec_env.reset();
// if (OB_ISNULL(routine_info = routine_array.at(row_idx))) {
// ret = OB_ERR_UNEXPECTED;
// SERVER_LOG(WARN, "User info should not be NULL", K(ret));
// } else if (ROUTINE_PACKAGE_TYPE == routine_info->get_routine_type()) {
// // mysql compatible view, ignore oracle system package routine
// continue;
// } else if (OB_FAIL(exec_env.init(routine_info->get_exec_env()))) {
// SERVER_LOG(ERROR, "fail to load exec env", K(ret));
// } else {
// const ObUserInfo *user_info = NULL;
// ObString user_name;
// if (OB_FAIL(schema_guard_->get_user_info(routine_info->get_owner_id(), user_info))) {
// SERVER_LOG(WARN, "Failed to get database schema", K(routine_info->get_owner_id()), K(ret));
// } else if (OB_ISNULL(user_info)) {
// ret = OB_ERR_UNEXPECTED;
// SERVER_LOG(WARN, "Database schema should not be NULL", K(ret));
// } else {
// const int64_t USERNAME_AUX_LEN = 6;// "''@''" + '\0'
// int64_t pos = 0;
// int64_t buf_size = user_info->get_user_name_str().length() +
// user_info->get_host_name_str().length() + USERNAME_AUX_LEN;// "''@''" char
// username_buf[buf_size]; memset(username_buf, 0, sizeof(username_buf)); if
// (OB_FAIL(databuff_printf(username_buf, sizeof(username_buf),
// pos, "'%s'@'%s'", user_info->get_user_name(), user_info->get_host_name()))) {
// SERVER_LOG(WARN, "databuff_printf failed", K(ret), K(buf_size), K(pos),
// "user_name", user_info->get_user_name());
// } else {
// user_name.assign_ptr(username_buf, static_cast<int32_t>(buf_size - 1));
// }
// common::ObArenaAllocator local_allocator;
// for (int64_t col_idx = 0; OB_SUCC(ret) && col_idx < output_column_ids_.count(); ++col_idx) {
// const uint64_t col_id = output_column_ids_.at(col_idx);
// switch (col_id) {
// case (DB): {
// const ObDatabaseSchema *db_schema = NULL;
// if (OB_FAIL(schema_guard_->get_database_schema(routine_info->get_database_id(),
// db_schema))) {
// SERVER_LOG(WARN, "Failed to get database schema", K(routine_info->get_database_id()),
// K(ret));
// } else if (OB_ISNULL(db_schema)) {
// ret = OB_ERR_UNEXPECTED;
// SERVER_LOG(WARN, "Database schema should not be NULL", K(ret));
// } else {
// cells[col_idx].set_varchar(db_schema->get_database_name());
// cells[col_idx].set_collation_type(ObCharset::get_default_collation(ObCharset::get_default_charset()));
// }
// break;
// }
// case (DEFINER): {
// cells[col_idx].set_varchar(user_name);
// cells[col_idx].set_collation_type(ObCharset::get_default_collation(ObCharset::get_default_charset()));
// break;
// }
// case (PARAM_LIST): {
// char *param_list_buf = NULL;
// int64_t param_list_buf_size = OB_MAX_VARCHAR_LENGTH;
// if (OB_UNLIKELY(NULL == (param_list_buf
// = static_cast<char *>(local_allocator.alloc(param_list_buf_size))))) {
// ret = OB_ALLOCATE_MEMORY_FAILED;
// SERVER_LOG(ERROR, "fail to alloc param_list_buf", K(ret));
// } else {
// ObSchemaPrinter schema_printer(*schema_guard_);
// int64_t pos = 0;
// if (OB_FAIL(schema_printer.print_routine_definition_param(*routine_info,
// NULL,
// param_list_buf,
// OB_MAX_VARCHAR_LENGTH,
// pos,
// TZ_INFO(session_)))) {
// SERVER_LOG(WARN, "Generate table definition failed");
// } else {
// ObString value_str(static_cast<int32_t>(pos), static_cast<int32_t>(pos),
// param_list_buf); cells[col_idx].set_varchar(value_str);
// cells[col_idx].set_collation_type(ObCharset::get_default_collation(ObCharset::get_default_charset()));
// }
// }
// break;
// }
// case (RETURNS): {
// char *returns_buf = NULL;
// int64_t returns_buf_size = OB_MAX_VARCHAR_LENGTH;
// int64_t pos = 0;
// if (OB_UNLIKELY(NULL == (returns_buf = static_cast<char
// *>(local_allocator.alloc(returns_buf_size))))) {
// ret = OB_ALLOCATE_MEMORY_FAILED;
// SERVER_LOG(ERROR, "fail to alloc returns_buf", K(ret));
// } else {
// if (routine_info->is_function()) {
// if (OB_FAIL(ob_sql_type_str(returns_buf,
// returns_buf_size,
// pos,
// routine_info->get_ret_type()->get_obj_type(),
// routine_info->get_ret_type()->get_length(),
// routine_info->get_ret_type()->get_precision(),
// routine_info->get_ret_type()->get_scale(),
// routine_info->get_ret_type()->get_collation_type()))) {
// SHARE_SCHEMA_LOG(WARN, "fail to get data type str",
// KPC(routine_info->get_ret_type()));
// }
// } else {
// ObDataType ret_type;
// if (OB_FAIL(ob_sql_type_str(returns_buf,
// returns_buf_size,
// pos,
// ret_type.get_obj_type(),
// ret_type.get_length(),
// ret_type.get_precision(),
// ret_type.get_scale(),
// ret_type.get_collation_type()))) {
// SHARE_SCHEMA_LOG(WARN, "fail to get data type str", K(ret_type));
// }
// }
// if (OB_SUCC(ret)) {
// ObString value_str(static_cast<int32_t>(pos), static_cast<int32_t>(pos),
// returns_buf); cells[col_idx].set_varchar(value_str);
// cells[col_idx].set_collation_type(ObCharset::get_default_collation(ObCharset::get_default_charset()));
// }
// }
// break;
// }
// case (SQL_MODE): {
// ObObj int_value;
// int_value.set_int(exec_env.get_sql_mode());
// if (OB_FAIL(ob_sql_mode_to_str(int_value, cells[col_idx], allocator_))) {
// SERVER_LOG(ERROR, "fail to convert sqlmode to string", K(int_value), K(ret));
// } else {
// cells[col_idx].set_collation_type(ObCharset::get_default_collation(ObCharset::get_default_charset()));
// }
// break;
// }
// case (CHARACTER_SET_CLIENT): {
// cells[col_idx].set_varchar(ObCharset::charset_name(exec_env.get_charset_client()));
// cells[col_idx].set_collation_type(ObCharset::get_default_collation(ObCharset::get_default_charset()));
// break;
// }
// case (COLLATION_CONNECTION): {
// cells[col_idx].set_varchar(ObCharset::collation_name(exec_env.get_collation_connection()));
// cells[col_idx].set_collation_type(ObCharset::get_default_collation(ObCharset::get_default_charset()));
// break;
// }
// case (DB_COLLATION): {
// cells[col_idx].set_varchar(ObCharset::collation_name(exec_env.get_collation_database()));
// cells[col_idx].set_collation_type(ObCharset::get_default_collation(ObCharset::get_default_charset()));
// break;
// }
// #define COLUMN_SET_WITH_TYPE(COL_NAME, TYPE, VALUE) \
// case (COL_NAME): { \
// cells[col_idx].set_##TYPE(VALUE); \
// cells[col_idx].set_collation_type(ObCharset::get_default_collation(ObCharset::get_default_charset())); \
// break;\
// }
// COLUMN_SET_WITH_TYPE(NAME, varchar, routine_info->get_routine_name())
// COLUMN_SET_WITH_TYPE(TYPE, varchar, ROUTINE_PROCEDURE_TYPE ==
// routine_info->get_routine_type() ? "PROCEDURE" : "FUNCTION")
// COLUMN_SET_WITH_TYPE(SPECIFIC_NAME, varchar, routine_info->get_routine_name())
// COLUMN_SET_WITH_TYPE(LANGUAGE, varchar, "SQL")
// COLUMN_SET_WITH_TYPE(SQL_DATA_ACCESS, varchar, "CONTAINS_SQL")
// COLUMN_SET_WITH_TYPE(IS_DETERMINISTIC, varchar, "NO")
// COLUMN_SET_WITH_TYPE(SECURITY_TYPE, varchar, "DEFINER")
// COLUMN_SET_WITH_TYPE(BODY, varchar, routine_info->get_routine_body())
// COLUMN_SET_WITH_TYPE(CREATED, timestamp, OB_INVALID_TIMESTAMP)
// COLUMN_SET_WITH_TYPE(MODIFIED, timestamp, OB_INVALID_TIMESTAMP)
// COLUMN_SET_WITH_TYPE(COMMENT, varchar, routine_info->get_comment())
// COLUMN_SET_WITH_TYPE(BODY_UTF8, varchar, routine_info->get_routine_body())
// #undef COLUMN_SET_WITH_TYPE
// default: {
// ret = OB_ERR_UNEXPECTED;
// SERVER_LOG(WARN, "Column id unexpected", K(col_id), K(ret));
// }
// } //end of case
// } //end of for col_count
// if (OB_SUCC(ret)) {
// if (OB_FAIL(scanner_.add_row(cur_row_))) {
// SERVER_LOG(WARN, "fail to add row", K(ret), K(cur_row_));
// }
// }
// } //end of else
// } //end of else
// } //end of for user array count
// }
}
if (OB_SUCC(ret)) {
scanner_it_ = scanner_.begin();
start_to_read_ = true;
}
}
if (OB_SUCC(ret)) {
if (start_to_read_) {
if (OB_SUCCESS != (ret = scanner_it_.get_next_row(cur_row_))) {
if (OB_ITER_END != ret) {
SERVER_LOG(WARN, "fail to get next row", K(ret));
}
} else {
row = &cur_row_;
}
} else {
// do nothing
}
}
}
return ret;
}
} // namespace observer
} // namespace oceanbase