497 lines
20 KiB
C++
497 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 <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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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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class ObLogExternalStorageIOTaskHandleDummyAdapter : public ObLogExternalStorageIOTaskHandleIAdapter {
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public:
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ObLogExternalStorageIOTaskHandleDummyAdapter() {}
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~ObLogExternalStorageIOTaskHandleDummyAdapter() override {}
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// Implemetn
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public:
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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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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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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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usleep(sleep_us);
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real_read_size = read_buf_size;
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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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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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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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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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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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// 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, 0));
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// 测试invalid argument
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EXPECT_EQ(OB_INVALID_ARGUMENT, handler.start(-1));
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EXPECT_EQ(OB_INVALID_ARGUMENT, handler.start(ObLogExternalStorageHandler::CONCURRENCY_LIMIT+1));
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// start 成功
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const int64_t concurrency = 16;
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EXPECT_EQ(OB_SUCCESS, handler.start(concurrency));
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EXPECT_EQ(true, handler.is_running_);
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EXPECT_EQ(concurrency, handler.concurrency_);
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EXPECT_EQ(concurrency*ObLogExternalStorageHandler::CAPACITY_COEFFICIENT,
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handler.capacity_);
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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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ObString empty_storage_info;
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EXPECT_EQ(OB_INVALID_ARGUMENT, 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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invalid_offset = 100*1024*1024;
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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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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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// 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 = -1;
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EXPECT_EQ(OB_INVALID_ARGUMENT, handler.resize(concurrency, invalid_timeout_us));
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}
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// 验证私有函数
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{
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// 验证is_valid_concurrency_
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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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invalid_concurrency = ObLogExternalStorageHandler::CONCURRENCY_LIMIT + 1;
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EXPECT_EQ(false, handler.is_valid_concurrency_(invalid_concurrency));
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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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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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// 验证公有函数
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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 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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new_concurrency = 0;
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EXPECT_EQ(OB_SUCCESS, handler.resize(new_concurrency));
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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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new_concurrency = 32;
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EXPECT_EQ(OB_SUCCESS, handler.resize(new_concurrency));
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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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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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// 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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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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// 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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// 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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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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// 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);
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CLOG_LOG(INFO, "read outof upper bound", K(ret), K(real_read_size));
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// 读的offer为文件尾-1000，读长度为0
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EXPECT_EQ(OB_SUCCESS, adapter.pread(uris[0].c_str(), oss_path, buf_len-1000, buf_self_pread, buf_len, real_read_size));
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EXPECT_EQ(1000, real_read_size);
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// 读的offer为文件尾-4*1000*1000，读长度为0
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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));
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EXPECT_EQ(1000*1000*4, real_read_size);
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// 读的offer为文件尾+1000，读长度为0, 返回invalid argument
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// 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
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// 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
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EXPECT_EQ(OB_INVALID_ARGUMENT, adapter.pread(uris[0].c_str(), oss_path, buf_len+1000, buf_self_pread, buf_len, real_read_size));
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// 读的offer为文件尾+1000*1000*4，读长度为0, 返回invalid argument
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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));
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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("TRACE");
|
|
srandom(ObTimeUtility::current_time());
|
|
PALF_LOG(INFO, "begin unittest::test_log_external_storage_handler");
|
|
::testing::InitGoogleTest(&argc, argv);
|
|
return RUN_ALL_TESTS();
|
|
}
|