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2021-05-31 22:56:52 +08:00
commit cea7de1475
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--- a/src/storage/ob_clog_cb_async_worker.h
+++ b/src/storage/ob_clog_cb_async_worker.h
@ -0,0 +1,93 @@
+/**
+ * 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.
+ */
+
+#ifndef OCEANBASE_STORAGE_CLOG_CB_ASYNC_WORKER
+#define OCEANBASE_STORAGE_CLOG_CB_ASYNC_WORKER
+
+#include "common/ob_queue_thread.h"
+#include "lib/ob_define.h"
+#include "common/ob_partition_key.h"
+#include "storage/ob_storage_log_type.h"
+
+namespace oceanbase {
+namespace storage {
+class ObPartitionService;
+
+struct ObCLogCallbackAsyncTask {
+  ObCLogCallbackAsyncTask()
+      : pg_key_(),
+        partition_key_(),
+        log_type_(ObStorageLogType::OB_LOG_UNKNOWN),
+        log_id_(common::OB_INVALID_ID),
+        is_physical_drop_(false)
+  {}
+
+  OB_INLINE bool is_valid() const
+  {
+    return pg_key_.is_valid() && partition_key_.is_valid() && ObStorageLogType::OB_LOG_UNKNOWN != log_type_ &&
+           common::OB_INVALID_ID != log_id_;
+  }
+
+  OB_INLINE void deep_copy(const ObCLogCallbackAsyncTask& that)
+  {
+    if (&that != this) {
+      pg_key_ = that.pg_key_;
+      partition_key_ = that.partition_key_;
+      log_type_ = that.log_type_;
+      log_id_ = that.log_id_;
+      is_physical_drop_ = that.is_physical_drop_;
+    }
+  }
+
+  TO_STRING_KV(K(pg_key_), K(partition_key_), K(log_type_), K(log_id_), K(is_physical_drop_));
+
+  public:
+  common::ObPGKey pg_key_;
+  common::ObPartitionKey partition_key_;
+  int64_t log_type_;
+  uint64_t log_id_;
+  bool is_physical_drop_;  // used by offline log
+};
+
+class ObCLogCallbackAsyncWorker : public common::M2SQueueThread {
+  public:
+  ObCLogCallbackAsyncWorker() : is_inited_(false), ptt_svr_(nullptr), free_queue_(), tasks_(nullptr){};
+  ~ObCLogCallbackAsyncWorker()
+  {
+    destroy();
+  };
+
+  int init(ObPartitionService* ptt_svr);
+  void destroy();
+  virtual void handle(void* task, void* pdata);
+  int push_task(const ObCLogCallbackAsyncTask& task);
+
+  private:
+  int get_task(ObCLogCallbackAsyncTask*& task);
+  void free_task(ObCLogCallbackAsyncTask* task);
+  DISALLOW_COPY_AND_ASSIGN(ObCLogCallbackAsyncWorker);
+
+  private:
+  static const int64_t LONG_RETRY_INTERVAL = 100 * 1000;  // 100ms
+  static const int64_t RETRY_INTERVAL = 2 * 1000;         // 2ms
+  static const int64_t MAX_TASK_NUM = common::OB_MAX_PARTITION_NUM_PER_SERVER;
+  static const int64_t IDLE_INTERVAL = INT64_MAX;
+
+  bool is_inited_;
+  ObPartitionService* ptt_svr_;
+  common::ObFixedQueue<ObCLogCallbackAsyncTask> free_queue_;
+  ObCLogCallbackAsyncTask* tasks_;
+};
+
+}  // namespace storage
+}  // namespace oceanbase
+#endif