521 lines
		
	
	
		
			22 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			521 lines
		
	
	
		
			22 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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| 
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| #include <vector>
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| #include <thread>
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| #define private public
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| #include "logservice/ob_log_external_storage_handler.h"
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| #include "logservice/ob_log_external_storage_io_task.h"
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| #include "share/backup/ob_backup_io_adapter.h"
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| #undef private
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| #include "share/ob_device_manager.h"
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| #include <gtest/gtest.h>
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| 
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| namespace oceanbase
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| {
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| namespace unittest
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| {
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| using namespace common;
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| using namespace logservice;
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| 
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| class ObLogExternalStorageIOTaskHandleDummyAdapter : public ObLogExternalStorageIOTaskHandleIAdapter {
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| public:
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| 
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|   ObLogExternalStorageIOTaskHandleDummyAdapter() {}
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|   ~ObLogExternalStorageIOTaskHandleDummyAdapter() override {}
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| 
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|   // Implemetn
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| public:
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| 
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|   int exist(const common::ObString &uri,
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|             const common::ObString &storage_info,
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|             bool &exist) override final
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|   {
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|     exist = true;
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|     return OB_SUCCESS;
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|   }
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| 
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|   int get_file_size(const common::ObString &uri,
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|                     const common::ObString &storage_info,
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|                     int64_t &file_size) override final
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|   {
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|     file_size = palf::PALF_PHY_BLOCK_SIZE;
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|     return OB_SUCCESS;
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|   }
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| 
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|   int pread(const common::ObString &uri,
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|             const common::ObString &storage_info,
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|             const int64_t offset,
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|             char *buf,
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|             const int64_t read_buf_size,
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|             int64_t &real_read_size) override final
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|   {
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|     // 假设8M每秒的读取速度
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|     const int64_t sleep_us = read_buf_size / (8);
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|     int ret = OB_SUCCESS;
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|     usleep(sleep_us);
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|     if (offset == palf::PALF_PHY_BLOCK_SIZE) {
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|       real_read_size = 0;
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|     } else if (offset > palf::PALF_PHY_BLOCK_SIZE) {
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|       ret = OB_FILE_LENGTH_INVALID;
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|     } else {
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|       real_read_size = read_buf_size;
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|     }
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|     // while (true) {
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|     //   int64_t old_real_read_size = ATOMIC_LOAD(&real_read_size);
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|     //   int64_t new_real_read_size = old_real_read_size + read_buf_size;
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|     //   CLOG_LOG(INFO, "dummy pread before update real_read_size", K(real_read_size), K(read_buf_size),
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|     //            K(old_real_read_size), K(new_real_read_size));
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|     //   if (ATOMIC_BCAS(&real_read_size, old_real_read_size, new_real_read_size)) {
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|     //     CLOG_LOG(INFO, "dummy pread can update real_read_size", K(real_read_size), K(read_buf_size),
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|     //              K(old_real_read_size), K(new_real_read_size));
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|     //     break;
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|     //   }
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|     //   CLOG_LOG(INFO, "dummy pread can not update real_read_size", K(real_read_size), K(read_buf_size),
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|     //            K(old_real_read_size), K(new_real_read_size));
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|     // };
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|     CLOG_LOG(INFO, "dummy pread success", K(real_read_size), K(read_buf_size));
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|     return OB_SUCCESS;
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|   }
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| };
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| 
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| int delete_oss_object(const common::ObString &uri,
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|                    const ObString &oss_info)
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| {
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|   int ret = OB_SUCCESS;
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|   common::ObBackupIoAdapter io_adapter;
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|   share::ObBackupStorageInfo storage_info;
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|   if (OB_FAIL(storage_info.set(OB_STORAGE_OSS, oss_info.ptr()))) {
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|     CLOG_LOG(WARN, "set ObBackupStorageInfo failed", K(oss_info));
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|   } else if (OB_FAIL(io_adapter.del_file(uri, &storage_info))) {
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|     CLOG_LOG(WARN, "del dir failed", K(oss_info));
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|   } else {}
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|   return ret;
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| }
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| 
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| int generate_oss_data(const common::ObString &uri,
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|                       const ObString &oss_info,
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|                       const char *buf,
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|                       const int64_t size)
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| {
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| 
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|   common::ObBackupIoAdapter io_adapter;
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|   share::ObBackupStorageInfo storage_info;
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|   int ret = OB_SUCCESS;
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|   bool exist = false;
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|   if (OB_FAIL(storage_info.set(OB_STORAGE_OSS, oss_info.ptr()))) {
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|     CLOG_LOG(WARN, "set ObBackupStorageInfo failed", K(oss_info));
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|   } else if (OB_FAIL(io_adapter.is_exist(uri, &storage_info, exist))) {
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|     CLOG_LOG(WARN, "is_exist failed", K(oss_info));
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|   } else if (!exist && OB_FAIL(io_adapter.write_single_file(uri, &storage_info, buf, size))) {
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|     CLOG_LOG(WARN, "ObBackupStorageInfo write_single_file failed", K(oss_info));
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|   } else {
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|   }
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|   return ret;
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| }
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| 
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| TEST(TestLogExternalStorageHandler, test_log_external_storage_handler)
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| {
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|   ObLogExternalStorageHandler handler;
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|   // 测试异常内存状态——没有init
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|   EXPECT_EQ(false, handler.is_inited_);
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|   EXPECT_EQ(OB_NOT_INIT, handler.start(10));
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|   const int64_t MB = 1*1024*1024;
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|   ObString uri = "oss://runlin_test";
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|   ObString storage_info = "runlin_test";
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|   int64_t offset = 0;
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|   int64_t read_buf_size = 15*MB;
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|   char *read_buf = reinterpret_cast<char*>(ob_malloc(read_buf_size, "unittest"));
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|   ASSERT_NE(nullptr, read_buf);
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|   int64_t real_read_size = 0;
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|   EXPECT_EQ(OB_NOT_INIT, handler.pread(uri, storage_info, offset, read_buf, read_buf_size, real_read_size));
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|   EXPECT_EQ(OB_NOT_INIT, handler.resize(16, 0));
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| 
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|   // 测试异常内存状态——没有start
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|   EXPECT_EQ(OB_SUCCESS, handler.init());
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|   ObLogExternalStorageIOTaskHandleDummyAdapter adapter;
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|   ObLogExternalStorageIOTaskHandleIAdapter *origin_adapter = handler.handle_adapter_;
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|   handler.handle_adapter_ = &adapter;
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|   EXPECT_EQ(true, handler.is_inited_);
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|   EXPECT_EQ(OB_NOT_RUNNING, handler.pread(uri, storage_info, offset, read_buf, read_buf_size, real_read_size));
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|   EXPECT_EQ(OB_NOT_RUNNING, handler.resize(16, 100));
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| 
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| 
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|   // 测试invalid argument
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|   EXPECT_EQ(OB_INVALID_ARGUMENT, handler.start(-1));
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|   // 当concurrency超过最大并发度时,以最大并发度为准
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|   EXPECT_NE(OB_INVALID_ARGUMENT, handler.start(ObLogExternalStorageHandler::CONCURRENCY_LIMIT+1));
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|   EXPECT_EQ(ObLogExternalStorageHandler::CONCURRENCY_LIMIT, handler.concurrency_);
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|   EXPECT_EQ(ObLogExternalStorageHandler::CONCURRENCY_LIMIT*ObLogExternalStorageHandler::CAPACITY_COEFFICIENT,
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|             handler.capacity_);
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|   EXPECT_EQ(true, handler.is_running_);
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| 
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|   // 重复start
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|   const int64_t concurrency = 16;
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|   EXPECT_EQ(OB_SUCCESS, handler.start(concurrency));
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| 
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|   // 验证读取——invalid argument
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|   {
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|     ObString empty_uri;
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|     EXPECT_EQ(OB_INVALID_ARGUMENT, handler.pread(empty_uri, storage_info, offset, read_buf, read_buf_size, real_read_size));
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|     // NFS的storage info为empty
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|     ObString empty_storage_info;
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|     EXPECT_EQ(OB_SUCCESS, handler.pread(uri, empty_storage_info, offset, read_buf, read_buf_size, real_read_size));
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|     int64_t invalid_offset = -1;
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|     EXPECT_EQ(OB_INVALID_ARGUMENT, handler.pread(uri, storage_info, invalid_offset, read_buf, read_buf_size, real_read_size));
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|     // 读偏移等于文件长度,返回成功,real_read_size=0
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|     int64_t valid_offset = 64*1024*1024;
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|     EXPECT_NE(OB_INVALID_ARGUMENT, handler.pread(uri, storage_info, valid_offset, read_buf, read_buf_size, real_read_size));
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|     EXPECT_EQ(0, real_read_size);
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|     char *invalid_read_buf = NULL;
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|     EXPECT_EQ(OB_INVALID_ARGUMENT, handler.pread(uri, storage_info, offset, invalid_read_buf, read_buf_size, real_read_size));
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|     int64_t invalid_read_buf_size = 0;
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|     EXPECT_EQ(OB_INVALID_ARGUMENT, handler.pread(uri, storage_info, offset, read_buf, invalid_read_buf_size, real_read_size));
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|   }
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| 
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|   // 验证resize——invalid argument
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|   {
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|     int64_t invalid_concurrency = -1;
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|     EXPECT_EQ(OB_INVALID_ARGUMENT, handler.resize(invalid_concurrency, 0));
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|     int64_t invalid_timeout_us = 0;
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|     EXPECT_EQ(OB_INVALID_ARGUMENT, handler.resize(concurrency, invalid_timeout_us));
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| 
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|   }
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| 
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|   // 验证私有函数
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|   {
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|     EXPECT_EQ(OB_SUCCESS, handler.resize_(16));
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|     // 验证is_valid_concurrency_为false
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|     int64_t invalid_concurrency = -1;
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|     EXPECT_EQ(false, handler.is_valid_concurrency_(invalid_concurrency));
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| 
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|     // 当并发度超过128时,会将concurrency_设置为128.
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|     invalid_concurrency = ObLogExternalStorageHandler::CONCURRENCY_LIMIT + 1;
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|     EXPECT_EQ(true, handler.is_valid_concurrency_(invalid_concurrency));
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| 
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|     // 验证get_async_task_count_
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|     // 单个任务最小2M, 在concurrency足够的情况下,最多存在8个异步任务
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|     int64_t total_size = 15 * MB;
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|     EXPECT_EQ(8, handler.get_async_task_count_(total_size));
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|     // 最多存在51个异步任务,由于并发度问题,只能存在16个
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|     total_size = 101 * MB;
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|     EXPECT_EQ(16, handler.get_async_task_count_(total_size));
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| 
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|     ObLogExternalStorageIOTaskCtx *async_task_ctx = NULL;
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|     // 验证construct_async_tasks_and_push_them_into_thread_pool_
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|     real_read_size = 0;
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|     EXPECT_EQ(OB_SUCCESS, handler.construct_async_tasks_and_push_them_into_thread_pool_
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|               (uri, storage_info, offset, read_buf, read_buf_size, real_read_size, async_task_ctx));
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|     EXPECT_EQ(handler.get_async_task_count_(read_buf_size), async_task_ctx->total_task_count_);
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|     EXPECT_EQ(OB_SUCCESS, handler.wait_async_tasks_finished_(async_task_ctx));
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|     ASSERT_EQ(real_read_size, read_buf_size);
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|     CLOG_LOG(INFO, "after test private interface", K(real_read_size), K(read_buf_size));
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|   }
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| 
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|   // 验证公有函数
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|   {
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|     real_read_size = 0;
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|     int64_t invalid_offset = 100*1024*1024;
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|     EXPECT_EQ(OB_FILE_LENGTH_INVALID, handler.pread(uri, storage_info, invalid_offset, read_buf, read_buf_size, real_read_size));
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| 
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|     EXPECT_EQ(OB_SUCCESS, handler.pread(uri, storage_info, offset, read_buf, read_buf_size, real_read_size));
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|     EXPECT_EQ(read_buf_size, real_read_size);
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|     CLOG_LOG(INFO, "after first read", K(read_buf_size), K(real_read_size));
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|     int64_t new_concurrency = 8;
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|     EXPECT_EQ(OB_SUCCESS, handler.resize(new_concurrency));
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|     EXPECT_EQ(new_concurrency, handler.concurrency_);
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|     EXPECT_EQ(new_concurrency*ObLogExternalStorageHandler::CAPACITY_COEFFICIENT,
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|               handler.capacity_);
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| 
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|     new_concurrency = 129;
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|     EXPECT_EQ(OB_SUCCESS, handler.resize(new_concurrency));
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|     EXPECT_EQ(ObLogExternalStorageHandler::CONCURRENCY_LIMIT, handler.concurrency_);
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|     EXPECT_EQ(ObLogExternalStorageHandler::CONCURRENCY_LIMIT*ObLogExternalStorageHandler::CAPACITY_COEFFICIENT,
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|               handler.capacity_);
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|     new_concurrency = 0;
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|     EXPECT_EQ(OB_SUCCESS, handler.resize(new_concurrency));
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| 
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|     real_read_size = 0;
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|     EXPECT_EQ(OB_SUCCESS, handler.pread(uri, storage_info, offset, read_buf, read_buf_size, real_read_size));
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|     EXPECT_EQ(read_buf_size, real_read_size);
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|     CLOG_LOG(INFO, "after second read", K(read_buf_size), K(real_read_size));
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| 
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|     new_concurrency = 32;
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|     EXPECT_EQ(OB_SUCCESS, handler.resize(new_concurrency));
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| 
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|     real_read_size = 0;
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|     EXPECT_EQ(OB_SUCCESS, handler.pread(uri, storage_info, offset, read_buf, read_buf_size, real_read_size));
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|     EXPECT_EQ(read_buf_size, real_read_size);
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|     CLOG_LOG(INFO, "after third read", K(read_buf_size), K(real_read_size));
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| 
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|     read_buf_size = 63*1000*1000+123;
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|     real_read_size = 0;
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|     EXPECT_EQ(OB_SUCCESS, handler.pread(uri, storage_info, offset, read_buf, read_buf_size, real_read_size));
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|     EXPECT_EQ(read_buf_size, real_read_size);
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|     CLOG_LOG(INFO, "after fourth read", K(read_buf_size), K(real_read_size));
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|   }
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| 
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|   // 并发场景验证
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|   {
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|     const int64_t pread_thread_count = 16;
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|     std::vector<std::thread> pread_thread;
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|     auto read_func = [&](){
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|       for (int i = 0; i < 8; i++) {
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|         srandom(ObTimeUtility::current_time());
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|         const int64_t tmp_read_buf_size = random()%64*1024*1024 + 1;
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|         int64_t tmp_real_read_size = 0;
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|         int64_t tmp_offset = 64*1024*1024 - tmp_read_buf_size;
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|         handler.pread(uri, storage_info, tmp_offset, read_buf, tmp_read_buf_size, tmp_real_read_size);
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|         EXPECT_EQ(tmp_real_read_size, tmp_read_buf_size);
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|         CLOG_LOG(INFO, "pread in thread success", K(tmp_real_read_size), K(tmp_read_buf_size));
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|       }
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|     };
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|     auto resize_func = [&](){
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|       for (int i = 0; i < 8; i++) {
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|         srandom(ObTimeUtility::current_time());
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|         handler.resize(random()%37);
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|         usleep(1000 * 1000);
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|       }
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|     };
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|     for (int i = 0; i < pread_thread_count; i++) {
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|       pread_thread.emplace_back(std::thread(read_func));
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|     }
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|     std::thread resize_thread(resize_func);
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| 
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|     for (int i = 0; i < pread_thread_count; i++) {
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|       pread_thread[i].join();
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|     }
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|     resize_thread.join();
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|   }
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|   handler.handle_adapter_ = origin_adapter;
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| }
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| 
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| // 测试真实的oss object
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| TEST(TestLogExternalStorageHandler, test_oss_object)
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| {
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|   // 验证oss 不可访问
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|   {
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|     // 构造错误的oss meta信息
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|     CLOG_LOG(INFO, "test oss can not access");
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|     std::string trick_code_first = "host=123&acc";
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|     std::string trick_code_second = "ess_id=111&acce";
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|     std::string trick_code_third = "ss_key=222";
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|     std::string trick_code_fourth = trick_code_first + trick_code_second + trick_code_third;
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|     ObString oss_path(trick_code_fourth.c_str());
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|     ObString uri("oss://backup_dir/1234");
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|     ObLogExternalStorageIOTaskHandleAdapter adapter;
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|     bool exist = false;
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|     EXPECT_EQ(OB_OSS_ERROR, adapter.exist(uri, oss_path, exist));
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|     EXPECT_EQ(false, exist);
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|     int64_t file_size = 0;
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|     EXPECT_EQ(OB_OSS_ERROR, adapter.get_file_size(uri, oss_path, file_size));
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|     EXPECT_EQ(0, file_size);
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|     const int64_t buf_len = 4096;
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|     char buf[buf_len];
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|     int64_t real_read_size = 0;
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|     EXPECT_EQ(OB_OSS_ERROR, adapter.pread(uri, oss_path, 0, buf, buf_len, real_read_size));
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|     EXPECT_EQ(0, real_read_size);
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|   }
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| 
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|   // 验证oss 可访问
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|   // 需要保证如下的OSS能持续访问
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|   {
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|     CLOG_LOG(INFO, "test oss can access");
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|     int ret = OB_SUCCESS;
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|     const char * oss_bucket="oss://antsys-oceanbasebackup/shuning.tsn/";
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|     const char *oss_host="cn-hangzhou-alipay-b.oss-cdn.aliyun-inc.com";
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|     std::string trick_id_first = "LTAI4Fdwx";
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|     std::string trick_id_second = "9iFgZso4";
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|     std::string trick_id_third = "CqyHPs7";
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|     std::string oss_id = trick_id_first + trick_id_second + trick_id_third;
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|     std::string trick_key_first = "ER51kMnlmu";
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|     std::string trick_key_second = "3zXwcxczJMb";
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|     std::string trick_key_third = "YzJIgrY9O";
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|     std::string oss_key = trick_key_first + trick_key_second + trick_key_third;
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|     std::string trick_code_first = "host=cn-hangzhou-alipay-b.oss-cdn.aliyun-inc.com&acc";
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|     std::string trick_code_second = "ess_id=" + oss_id + "&acce";
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|     std::string trick_code_third = "ss_key=" + oss_key;
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|     std::string trick_code_fourth = trick_code_first + trick_code_second + trick_code_third;
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|     ObString oss_path(trick_code_fourth.c_str());
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|     ObLogExternalStorageIOTaskHandleAdapter adapter;
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| 
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|     std::vector<std::string> uris;
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|     std::vector<int64_t> object_checksums;
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|     std::string base_uri = "oss://antsys-oceanbasebackup/shuning.tsn/runlin_test_pf/";
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|     const int64_t total_oss_object = 5;
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|     // 测试目录下存在5个clog文件
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|     for (int i = 0; i < total_oss_object; i++) {
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|       uris.push_back(base_uri+std::to_string(i));
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|     }
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|     int exist_num = 0;
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|     const int64_t buf_len = 64*1024*1024;
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|     char *buf_self_pread = reinterpret_cast<char*>(ob_malloc(buf_len, "unittest"));
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|     memset(buf_self_pread, 'x', buf_len);
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| 
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|     // oss地址可能变化,当oss可访问时,进行如下测试
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|     for (int i = 0; i < total_oss_object; i++) {
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|       bool exist = false;
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|       int64_t real_read_size = 0;
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|      // farm环境写oss太慢了,暂时先单测不运行
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|      // if (OB_FAIL(generate_oss_data(uris[i].c_str(), oss_path,  buf_self_pread, buf_len))) {
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|      //   CLOG_LOG(ERROR, "oss can not access", K(uris[i].c_str()), K(oss_path), K(exist));
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|      // } else {
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|      //   int64_t checksum = ob_crc64(buf_self_pread, buf_len);
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|      //   object_checksums.push_back(checksum);
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|      //   exist_num++;
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|      //   memset(buf_self_pread, 'y', buf_len);
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|      // }
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|     }
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|     if (exist_num == total_oss_object)
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|     {
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|       int64_t real_read_size = 0;
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|       // 读的offer为文件尾,读长度为0
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|       EXPECT_EQ(OB_SUCCESS, adapter.pread(uris[0].c_str(), oss_path, buf_len, buf_self_pread, buf_len, real_read_size));
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|       EXPECT_EQ(0, real_read_size);
 | |
|       CLOG_LOG(INFO, "read outof upper bound", K(ret), K(real_read_size));
 | |
|       // 读的offer为文件尾-1000,读长度为0
 | |
|       EXPECT_EQ(OB_SUCCESS, adapter.pread(uris[0].c_str(), oss_path, buf_len-1000, buf_self_pread, buf_len, real_read_size));
 | |
|       EXPECT_EQ(1000, real_read_size);
 | |
|       // 读的offer为文件尾-4*1000*1000,读长度为0
 | |
|       EXPECT_EQ(OB_SUCCESS, adapter.pread(uris[0].c_str(), oss_path, buf_len-1000*1000*4, buf_self_pread, buf_len, real_read_size));
 | |
|       EXPECT_EQ(1000*1000*4, real_read_size);
 | |
|       // 读的offer为文件尾+1000,读长度为0, 返回invalid argument
 | |
|       // 底层读接口会判断读取的offset是否超过文件长度,超过报错invalid argment
 | |
|       // OSS的feature: 如果指定的offset超过文件长度或者offset+待读取长度大于文件长度,会返回整个文件的数据内容且不会报错
 | |
|       EXPECT_EQ(OB_INVALID_ARGUMENT, adapter.pread(uris[0].c_str(), oss_path, buf_len+1000, buf_self_pread, buf_len, real_read_size));
 | |
|       // 读的offer为文件尾+1000*1000*4,读长度为0, 返回invalid argument
 | |
|       EXPECT_EQ(OB_INVALID_ARGUMENT, adapter.pread(uris[0].c_str(), oss_path, buf_len+1000*1000*4, buf_self_pread, buf_len, real_read_size));
 | |
|       CLOG_LOG(INFO, "read outof upper bound", K(ret), K(real_read_size));
 | |
|     }
 | |
|     if (exist_num == total_oss_object)
 | |
|     // 验证性能
 | |
|     {
 | |
|       EXPECT_EQ(OB_SUCCESS, ObDeviceManager::get_instance().init_devices_env());
 | |
|       ObLogExternalStorageHandler handler;
 | |
|       const int64_t concurrency = 16;
 | |
|       EXPECT_EQ(OB_SUCCESS, handler.init());
 | |
|       EXPECT_EQ(OB_SUCCESS, handler.start(concurrency));
 | |
| 
 | |
|       int64_t start_ts = ObTimeUtility::current_time();
 | |
|       int64_t real_read_size = 0;
 | |
|       for (int i = 0; i < total_oss_object; i++) {
 | |
|         EXPECT_EQ(OB_SUCCESS, handler.pread(
 | |
|           uris[i].c_str(), oss_path, 0, buf_self_pread, buf_len, real_read_size
 | |
|         ));
 | |
|         EXPECT_EQ(real_read_size, buf_len);
 | |
|       }
 | |
|       int64_t cost_ts = ObTimeUtility::current_time() - start_ts;
 | |
|       int64_t bw = total_oss_object * buf_len / cost_ts;
 | |
|       CLOG_LOG(INFO, "band width", K(bw), K(cost_ts));
 | |
|     }
 | |
|     // 验证读取正确性
 | |
|     if (exist_num == total_oss_object)
 | |
|     {
 | |
|       ObLogExternalStorageHandler handler;
 | |
|       const int64_t concurrency = 16;
 | |
|       EXPECT_EQ(OB_SUCCESS, handler.init());
 | |
|       EXPECT_EQ(OB_SUCCESS, handler.start(concurrency));
 | |
|       ASSERT_NE(nullptr, buf_self_pread);
 | |
|       for (int i = 0; i < total_oss_object; i++) {
 | |
|         int64_t real_read_size = 0;
 | |
|         memset(buf_self_pread, '0', buf_len);
 | |
|         EXPECT_EQ(OB_SUCCESS, handler.pread(
 | |
|           uris[i].c_str(), oss_path, 0, buf_self_pread, buf_len, real_read_size
 | |
|         ));
 | |
|         EXPECT_EQ(buf_len, real_read_size);
 | |
|         int64_t checksum = ob_crc64(buf_self_pread, buf_len);
 | |
|         EXPECT_EQ(checksum, object_checksums[i]);
 | |
|       }
 | |
| 
 | |
|       if (NULL != buf_self_pread) {
 | |
|         ob_free(buf_self_pread);
 | |
|         buf_self_pread = NULL;
 | |
|       }
 | |
| 
 | |
|       // 随机位置读取
 | |
|       {
 | |
|         auto read_func = [&]() {
 | |
|           for (int i = 0; i < 32; i++) {
 | |
|             srandom(ObTimeUtility::current_time());
 | |
|             const int64_t object_idx = random() % total_oss_object;
 | |
|             const int64_t file_size = palf::PALF_PHY_BLOCK_SIZE;
 | |
|             int64_t tmp_read_offset = random() %  file_size;
 | |
|             const int64_t tmp_read_size = random() % file_size;
 | |
|             char *tmp_read_buf1 = reinterpret_cast<char*>(ob_malloc(tmp_read_size, "unittest"));
 | |
|             char *tmp_read_buf2 = reinterpret_cast<char*>(ob_malloc(tmp_read_size, "unittest"));
 | |
|             int64_t tmp_real_read_size = 0;
 | |
|             ASSERT_NE(nullptr, tmp_read_buf1);
 | |
|             ASSERT_NE(nullptr, tmp_read_buf2);
 | |
|             EXPECT_EQ(OB_SUCCESS, handler.pread(
 | |
|               uris[object_idx].c_str(), oss_path, tmp_read_offset, tmp_read_buf1, tmp_read_size, tmp_real_read_size
 | |
|             ));
 | |
|             EXPECT_EQ(std::min(file_size - tmp_read_offset, tmp_read_size),
 | |
|                       tmp_real_read_size);
 | |
|             tmp_real_read_size = 0;
 | |
|             EXPECT_EQ(OB_SUCCESS, adapter.pread(
 | |
|               uris[object_idx].c_str(), oss_path, tmp_read_offset, tmp_read_buf2, tmp_read_size, tmp_real_read_size
 | |
|             ));
 | |
|             EXPECT_EQ(std::min(file_size - tmp_read_offset, tmp_read_size),
 | |
|                       tmp_real_read_size);
 | |
|             EXPECT_EQ(0, memcmp(tmp_read_buf1, tmp_read_buf2, tmp_real_read_size));
 | |
|             if (NULL != tmp_read_buf1) {
 | |
|               ob_free(tmp_read_buf1);
 | |
|               tmp_read_buf1 = NULL;
 | |
|             }
 | |
|             if (NULL != tmp_read_buf2) {
 | |
|               ob_free(tmp_read_buf2);
 | |
|               tmp_read_buf2 = NULL;
 | |
|             }
 | |
|           }
 | |
|         };
 | |
|         std::vector<std::thread> tmp_pread_threads;
 | |
| 
 | |
|         for (int i = 0; i < 4; i++) {
 | |
|           tmp_pread_threads.emplace_back(read_func);
 | |
|         }
 | |
|         auto tmp_resize_func = [&](){
 | |
|           for (int i = 0; i < 4; i++) {
 | |
|             srandom(ObTimeUtility::current_time());
 | |
|             handler.resize(random()%4);
 | |
|             usleep(1000 * 1000);
 | |
|           }
 | |
|         };
 | |
|         std::thread tmp_resize_thread(tmp_resize_func);
 | |
|         for (int i = 0; i < 4; i++) {
 | |
|           tmp_pread_threads[i].join();
 | |
|         }
 | |
|         tmp_resize_thread.join();
 | |
|       }
 | |
|       for (auto uri : uris) {
 | |
|         delete_oss_object(uri.c_str(), oss_path);
 | |
|       }
 | |
|       CLOG_LOG(INFO, "delete success", K(base_uri.c_str()), K(oss_path));
 | |
|     } else {
 | |
|       CLOG_LOG(ERROR, "the object of oss is not correct", K(exist_num), K(oss_path));
 | |
|     }
 | |
|   }
 | |
| }
 | |
| 
 | |
| }
 | |
| }
 | |
| 
 | |
| int main(int argc, char **argv)
 | |
| {
 | |
|   system("rm -rf test_log_external_storage_handler.log*");
 | |
|   OB_LOGGER.set_file_name("test_log_external_storage_handler.log", true);
 | |
|   OB_LOGGER.set_log_level("WDIAG");
 | |
|   srandom(ObTimeUtility::current_time());
 | |
|   PALF_LOG(INFO, "begin unittest::test_log_external_storage_handler");
 | |
|   ::testing::InitGoogleTest(&argc, argv);
 | |
|   return RUN_ALL_TESTS();
 | |
| }
 | 
