142 lines
3.7 KiB
C++
142 lines
3.7 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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#define USING_LOG_PREFIX SQL
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#include "ob_sql_task.h"
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#include "ob_sql.h"
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using namespace oceanbase::observer;
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using namespace oceanbase::common;
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using namespace oceanbase::obrpc;
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void ObSqlTaskHandler::reset()
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{
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task_ = NULL;
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sql_engine_ = NULL;
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}
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int ObSqlTaskHandler::init(observer::ObSrvTask *task, ObSql *sql_engine)
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{
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int ret = OB_SUCCESS;
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if (NULL == task || NULL == sql_engine) {
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ret = OB_INVALID_ARGUMENT;;
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SQL_LOG(WARN, "invalid argument", K(ret), KP(task), KP(sql_engine));
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} else {
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//表示该task是Observer内部生成的task
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task_ = task;
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sql_engine_ = sql_engine;
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}
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return ret;
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}
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int ObSqlTaskHandler::run()
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{
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int ret = OB_SUCCESS;
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if (NULL == task_) {
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ret = OB_ERR_UNEXPECTED;
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SQL_LOG(WARN, "task is null, unexpected error", K(ret), KP_(task));
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} else if (NULL == sql_engine_) {
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ret = OB_ERR_UNEXPECTED;
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SQL_LOG(WARN, "sql engine is null, unexpected error", K(ret), KP_(sql_engine));
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} else {
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// ObSqlTask *task = static_cast<ObSqlTask *>(task_);
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// ObCurTraceId::set(task->get_trace_id());
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// if (OB_FAIL(sql_engine_->handle_batch_req(task->get_msg_type(),
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// task->get_req_ts(),
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// task->get_buf(),
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// task->get_size()))) {
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// SQL_LOG(WARN, "handle sql task failed", K(ret), K(*task));
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// }
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}
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return ret;
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}
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void ObSqlTask::reset()
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{
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msg_type_ = 0;
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size_ = 0;
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handler_.reset();
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}
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int ObSqlTask::init(const int msg_type, const ObReqTimestamp &req_ts, const char *buf, const int64_t size, ObSql *sql_engine)
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{
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int ret = OB_SUCCESS;
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if (OB_ISNULL(buf) ||
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OB_UNLIKELY(0 >= size) ||
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OB_UNLIKELY(MAX_SQL_TASK_SIZE < size) ||
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OB_ISNULL(sql_engine)) {
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ret = OB_INVALID_ARGUMENT;
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SQL_LOG(WARN, "invalid argument", K(ret), KP(buf), K(size), KP(sql_engine), K(msg_type));
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} else if (OB_FAIL(handler_.init(this, sql_engine))) {
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SQL_LOG(WARN, "ObSqlTaskHandler init failed", K(ret));
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} else {
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//与sql断连接的task区别开来，用于内存释放
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set_type(ObRequest::OB_SQL_TASK);
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msg_type_ = msg_type;
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memcpy(buf_, buf, size);
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size_ = size;
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req_ts_ = req_ts;
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ObCurTraceId::TraceId *trace_id = ObCurTraceId::get_trace_id();
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if (OB_LIKELY(NULL != trace_id)) {
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trace_id_.set(*trace_id);
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}
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}
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return ret;
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}
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int ObSqlTaskFactory::init()
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{
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// do nothing
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return OB_SUCCESS;
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}
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void ObSqlTaskFactory::destroy()
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{
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}
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ObSqlTask *ObSqlTaskFactory::alloc(const uint64_t tenant_id)
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{
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return alloc_(tenant_id);
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}
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void ObSqlTaskFactory::free(ObSqlTask *task)
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{
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free_(task);
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}
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ObSqlTaskFactory &ObSqlTaskFactory::get_instance()
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{
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static ObSqlTaskFactory instance;
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return instance;
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}
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ObSqlTask *ObSqlTaskFactory::alloc_(const uint64_t tenant_id)
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{
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ObMemAttr memattr(tenant_id, "OB_SQL_TASK");
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void *ptr = NULL;
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ObSqlTask *task = NULL;
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if (NULL != (ptr = ob_malloc(sizeof(ObSqlTask), memattr))) {
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task = new(ptr) ObSqlTask();
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}
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return task;
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}
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void ObSqlTaskFactory::free_(ObSqlTask *task)
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{
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if (NULL != task) {
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task->~ObSqlTask();
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ob_free(task);
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task = NULL;
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}
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}
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