379 lines
16 KiB
C++
379 lines
16 KiB
C++
// owner: zjf225077
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// owner group: log
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/**
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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 <cstdio>
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#include <gtest/gtest.h>
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#include <signal.h>
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#include <share/scn.h>
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#define private public
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#include "env/ob_simple_log_cluster_env.h"
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#undef private
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const std::string TEST_NAME = "data_integrity";
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using namespace oceanbase::common;
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using namespace oceanbase;
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namespace oceanbase
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{
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using namespace logservice;
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namespace unittest
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{
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class TestObSimpleLogDataIntergrity: public ObSimpleLogClusterTestEnv
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{
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public:
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TestObSimpleLogDataIntergrity() : ObSimpleLogClusterTestEnv()
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{}
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};
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int64_t ObSimpleLogClusterTestBase::member_cnt_ = 1;
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int64_t ObSimpleLogClusterTestBase::node_cnt_ = 1;
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std::string ObSimpleLogClusterTestBase::test_name_ = TEST_NAME;
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bool ObSimpleLogClusterTestBase::need_add_arb_server_ = false;
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bool ObSimpleLogClusterTestBase::need_shared_storage_ = false;
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int pwrite_one_log_by_log_storage(PalfHandleImplGuard &leader, const LogGroupEntry &entry, const LSN &lsn)
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{
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int ret = OB_SUCCESS;
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LogStorage *log_storage = &leader.palf_handle_impl_->log_engine_.log_storage_;
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int dir_fd = log_storage->block_mgr_.dir_fd_;
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block_id_t writable_block_id = log_storage->block_mgr_.curr_writable_block_id_;
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LSN log_tail = log_storage->log_tail_;
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offset_t write_offset = log_storage->get_phy_offset_(lsn);
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char block_path[OB_MAX_FILE_NAME_LENGTH] = {'\0'};
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block_id_to_string(writable_block_id, block_path, OB_MAX_FILE_NAME_LENGTH);
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int block_fd = -1;
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int64_t pos = 0;
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char *serialize_buf = reinterpret_cast<char *>(ob_malloc(entry.get_serialize_size(), "MitTest"));
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if (NULL == serialize_buf) {
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ret = OB_ALLOCATE_MEMORY_FAILED;
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} else if (-1 == (block_fd = ::openat(dir_fd, block_path, O_WRONLY))) {
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ret = convert_sys_errno();
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PALF_LOG(ERROR, "openat failed", K(ret), K(block_path), KPC(log_storage));
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} else if (OB_FAIL(entry.serialize(serialize_buf, entry.get_serialize_size(), pos))) {
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PALF_LOG(ERROR, "serialize failed", K(ret), K(block_path), KPC(log_storage), K(entry));
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} else if (0 >= pwrite(block_fd,
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serialize_buf,
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entry.get_serialize_size(), write_offset)) {
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ret = convert_sys_errno();
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PALF_LOG(ERROR, "pwrite failed", K(ret), K(block_path), KPC(log_storage), K(write_offset), K(log_tail), K(entry));
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} else {
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}
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if (-1 != block_fd) {
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::close(block_fd);
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block_fd = -1;
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}
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if (NULL != serialize_buf) {
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ob_free(serialize_buf);
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}
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return ret;
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}
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typedef ObFunction<void(char *buf)> DataFaultInject;
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int make_log_group_entry_partial_error(LogGroupEntry &entry, char *&output_buf, DataFaultInject &inject)
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{
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int ret = OB_SUCCESS;
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if (!entry.is_valid() || !inject.is_valid()) {
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ret = OB_INVALID_ARGUMENT;
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return ret;
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}
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int64_t pos = 0;
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char *serialize_buf = reinterpret_cast<char *>(ob_malloc(entry.get_serialize_size(), "MitTest"));
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if (NULL == serialize_buf) {
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ret = OB_ALLOCATE_MEMORY_FAILED;
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} else if (OB_FAIL(entry.serialize(serialize_buf, entry.get_serialize_size(), pos))) {
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PALF_LOG(ERROR, "serialize failed", K(ret), K(entry));
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} else {
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inject(serialize_buf);
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pos = 0;
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entry.deserialize(serialize_buf, entry.get_serialize_size(), pos);
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entry.buf_ = serialize_buf + entry.header_.get_serialize_size();
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output_buf = serialize_buf;
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}
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if (OB_FAIL(ret)) {
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ob_free(serialize_buf);
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}
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return ret;
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}
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TEST_F(TestObSimpleLogDataIntergrity, accumlate_checksum)
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{
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disable_hot_cache_ = true;
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SET_CASE_LOG_FILE(TEST_NAME, "accumlate_checksum");
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OB_LOGGER.set_log_level("TRACE");
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ObTimeGuard guard("accum_checksum", 0);
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int64_t id = ATOMIC_AAF(&palf_id_, 1);
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PALF_LOG(INFO, "start test accumlate checksum", K(id));
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int64_t leader_idx = 0;
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{
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PalfHandleImplGuard leader;
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EXPECT_EQ(OB_SUCCESS, create_paxos_group(id, leader_idx, leader));
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EXPECT_EQ(OB_SUCCESS, submit_log(leader, 10, id, 100 * 1024));
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const LSN max_lsn = leader.get_palf_handle_impl()->get_max_lsn();
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EXPECT_EQ(OB_SUCCESS, wait_until_has_committed(leader, max_lsn));
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EXPECT_EQ(OB_ITER_END, read_log(leader));
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EXPECT_EQ(OB_SUCCESS, submit_log(leader, 2, id, 1234));
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const LSN end_max_lsn = leader.get_palf_handle_impl()->get_max_lsn();
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EXPECT_EQ(OB_SUCCESS, wait_until_has_committed(leader, end_max_lsn));
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LSN curr_lsn;
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LogGroupEntry entry;
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PalfGroupBufferIterator iterator;
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EXPECT_EQ(OB_SUCCESS, leader.palf_handle_impl_->alloc_palf_group_buffer_iterator(max_lsn, iterator));
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EXPECT_EQ(OB_SUCCESS, iterator.next());
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EXPECT_EQ(OB_SUCCESS, iterator.get_entry(entry, curr_lsn));
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EXPECT_EQ(curr_lsn, max_lsn);
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EXPECT_EQ(OB_SUCCESS, iterator.next());
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EXPECT_EQ(OB_SUCCESS, iterator.get_entry(entry, curr_lsn));
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EXPECT_EQ(OB_ITER_END, iterator.next());
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EXPECT_EQ(OB_SUCCESS, pwrite_one_log_by_log_storage(leader, entry, max_lsn));
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PALF_LOG(INFO, "start first check");
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EXPECT_EQ(OB_CHECKSUM_ERROR, read_log(leader, max_lsn));
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PALF_LOG(INFO, "end first check");
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EXPECT_EQ(OB_CHECKSUM_ERROR, read_log(leader));
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EXPECT_EQ(OB_CHECKSUM_ERROR, read_group_log(leader, max_lsn));
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EXPECT_EQ(OB_CHECKSUM_ERROR, read_group_log(leader, LSN(0)));
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}
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EXPECT_EQ(OB_SUCCESS, delete_paxos_group(id));
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PALF_LOG(INFO, "runlin trace delete_paxos_group");
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// 模拟最后一条的LogEntry非原子写入(LogEntry没有写入),报错OB_INVALID_DATA, 重启成功,预期log_tail是该日志头
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LSN expected_log_tail;
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{
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id = ATOMIC_AAF(&palf_id_, 1);
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PalfHandleImplGuard leader;
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EXPECT_EQ(OB_SUCCESS, create_paxos_group(id, leader_idx, leader));
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EXPECT_EQ(OB_SUCCESS, submit_log(leader, 10, id, 100 * 1024));
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const LSN max_lsn = leader.get_palf_handle_impl()->get_max_lsn();
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EXPECT_EQ(OB_SUCCESS, wait_until_has_committed(leader, max_lsn));
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EXPECT_EQ(OB_SUCCESS, submit_log(leader, 1, id, 100 * 1024));
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EXPECT_EQ(OB_SUCCESS, wait_until_has_committed(leader, leader.get_palf_handle_impl()->get_max_lsn()));
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PalfGroupBufferIterator iterator;
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LogGroupEntry entry;
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LSN curr_lsn;
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EXPECT_EQ(OB_SUCCESS, leader.palf_handle_impl_->alloc_palf_group_buffer_iterator(max_lsn, iterator));
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EXPECT_EQ(OB_SUCCESS, iterator.next());
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EXPECT_EQ(OB_SUCCESS, iterator.get_entry(entry, curr_lsn));
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EXPECT_EQ(curr_lsn, max_lsn);
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// LogEntry完全被写坏
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char *output_buf = NULL;
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int64_t pos = sizeof(LogGroupEntryHeader);
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DataFaultInject inject = [&pos, &entry](char *buf) {
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int64_t memset_len = entry.get_serialize_size()-pos;
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memset(buf+pos, 0, memset_len);
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};
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EXPECT_EQ(OB_SUCCESS, make_log_group_entry_partial_error(entry, output_buf, inject));
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EXPECT_EQ(OB_SUCCESS, pwrite_one_log_by_log_storage(leader, entry, max_lsn));
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EXPECT_EQ(OB_ITER_END, iterator.next());
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EXPECT_EQ(OB_INVALID_DATA, read_log(leader));
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if (NULL != output_buf) {
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ob_free(output_buf);
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}
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expected_log_tail = curr_lsn;
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}
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PALF_LOG(INFO, "runlin trace first restart_paxos_groups begin");
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EXPECT_EQ(OB_SUCCESS, restart_paxos_groups());
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PALF_LOG(INFO, "runlin trace first restart_paxos_groups end");
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{
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PalfHandleImplGuard leader;
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EXPECT_EQ(OB_SUCCESS, get_leader(id, leader, leader_idx));
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EXPECT_EQ(expected_log_tail, leader.palf_handle_impl_->get_max_lsn());
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EXPECT_EQ(OB_SUCCESS, submit_log(leader, 10, id, 100 * 1024));
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}
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PALF_LOG(INFO, "runlin trace second restart_paxos_groups begin");
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EXPECT_EQ(OB_SUCCESS, restart_paxos_groups());
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PALF_LOG(INFO, "runlin trace second restart_paxos_groups end");
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// 模拟最后一条的LogEntry非原子写入(LogEntry部分写入, datacheck sum以及后续的数据被写坏为0),报错OB_CHECKSUM_ERROR, 重启成功,预期log_tail是该日志头
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{
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PalfHandleImplGuard leader;
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EXPECT_EQ(OB_SUCCESS, get_leader(id, leader, leader_idx));
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EXPECT_EQ(OB_SUCCESS, submit_log(leader, 10, id, 100 * 1024));
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const LSN max_lsn = leader.get_palf_handle_impl()->get_max_lsn();
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EXPECT_EQ(OB_SUCCESS, wait_until_has_committed(leader, max_lsn));
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EXPECT_EQ(OB_SUCCESS, submit_log(leader, 1, id, 100 * 1024));
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EXPECT_EQ(OB_SUCCESS, wait_until_has_committed(leader, leader.get_palf_handle_impl()->get_max_lsn()));
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PalfGroupBufferIterator iterator;
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LogGroupEntry entry;
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LSN curr_lsn;
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EXPECT_EQ(OB_SUCCESS, leader.palf_handle_impl_->alloc_palf_group_buffer_iterator(max_lsn, iterator));
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EXPECT_EQ(OB_SUCCESS, iterator.next());
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EXPECT_EQ(OB_SUCCESS, iterator.get_entry(entry, curr_lsn));
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EXPECT_EQ(curr_lsn, max_lsn);
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// 模拟LogEntry的datachecsum以及后续的数据被置为全0
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// LogEntryHeader 16bit(maigc) 16bit(version) 32bit(size) 64bit(scn) datachecsum
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char *output_buf = NULL;
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int64_t pos = sizeof(LogGroupEntryHeader) + 16;
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DataFaultInject inject = [&pos, &entry](char *buf) {
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int64_t memset_len = entry.get_serialize_size()-pos;
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memset(buf+pos, 0, memset_len);
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};
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EXPECT_EQ(OB_SUCCESS, make_log_group_entry_partial_error(entry, output_buf, inject));
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EXPECT_EQ(OB_SUCCESS, pwrite_one_log_by_log_storage(leader, entry, max_lsn));
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EXPECT_EQ(OB_ITER_END, iterator.next());
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int tmp_ret = read_log(leader);
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if (OB_CHECKSUM_ERROR != tmp_ret && OB_INVALID_DATA != tmp_ret) {
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int ret = OB_SUCCESS;
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PALF_LOG(ERROR, "unexpected error", K(tmp_ret));
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EXPECT_EQ(false, true);
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}
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if (NULL != output_buf) {
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ob_free(output_buf);
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}
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expected_log_tail = curr_lsn;
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}
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PALF_LOG(INFO, "runlin trace third restart_paxos_groups begin");
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EXPECT_EQ(OB_SUCCESS, restart_paxos_groups());
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PALF_LOG(INFO, "runlin trace third restart_paxos_groups end");
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{
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PalfHandleImplGuard leader;
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EXPECT_EQ(OB_SUCCESS, get_leader(id, leader, leader_idx));
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EXPECT_EQ(expected_log_tail, leader.palf_handle_impl_->get_max_lsn());
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}
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// 模拟最后一条的LogEntryHeadr bit位反转, 报错OB_INVALID_DATA, 重启成功,预期log_tail是该日志头
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{
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PalfHandleImplGuard leader;
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EXPECT_EQ(OB_SUCCESS, get_leader(id, leader, leader_idx));
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EXPECT_EQ(OB_SUCCESS, submit_log(leader, 10, id, 100 * 1024));
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const LSN max_lsn = leader.get_palf_handle_impl()->get_max_lsn();
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EXPECT_EQ(OB_SUCCESS, wait_until_has_committed(leader, max_lsn));
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EXPECT_EQ(OB_SUCCESS, submit_log(leader, 1, id, 100 * 1024));
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EXPECT_EQ(OB_SUCCESS, wait_until_has_committed(leader, leader.get_palf_handle_impl()->get_max_lsn()));
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PalfGroupBufferIterator iterator;
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LogGroupEntry entry;
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LSN curr_lsn;
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EXPECT_EQ(OB_SUCCESS, leader.palf_handle_impl_->alloc_palf_group_buffer_iterator(max_lsn, iterator));
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EXPECT_EQ(OB_SUCCESS, iterator.next());
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EXPECT_EQ(OB_SUCCESS, iterator.get_entry(entry, curr_lsn));
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EXPECT_EQ(curr_lsn, max_lsn);
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// 模拟LogEntry的datachecsum以及后续的数据被置为全0
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// LogEntryHeader 16bit(maigc) 16bit(version) 32bit(size) 64bit(scn) datachecsum
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char *output_buf = NULL;
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int64_t pos = sizeof(LogGroupEntryHeader) + 14;
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DataFaultInject inject = [&pos](char *buf) {
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char ch = buf[pos];
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int random_bit = rand() % 8;
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int bit_value = 1 << random_bit;
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char tmp_ch = (ch ^ bit_value);
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PALF_LOG(INFO, "runlin trace print", K(pos), K(random_bit), K(bit_value), K(ch), K(tmp_ch));
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buf[pos] = tmp_ch;
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};
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EXPECT_EQ(OB_SUCCESS, make_log_group_entry_partial_error(entry, output_buf, inject));
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EXPECT_EQ(OB_SUCCESS, pwrite_one_log_by_log_storage(leader, entry, max_lsn));
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EXPECT_EQ(OB_ITER_END, iterator.next());
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EXPECT_EQ(OB_INVALID_DATA, read_log(leader));
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if (NULL != output_buf) {
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ob_free(output_buf);
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}
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expected_log_tail = curr_lsn;
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}
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PALF_LOG(INFO, "runlin trace fourth restart_paxos_groups begin");
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EXPECT_EQ(OB_SUCCESS, restart_paxos_groups());
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PALF_LOG(INFO, "runlin trace fourth restart_paxos_groups end");
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// 模拟最后一条的LogGroupEntryHeadr bit位反转, 报错OB_INVALID_DATA, 重启成功,预期log_tail是该日志头
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{
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PalfHandleImplGuard leader;
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EXPECT_EQ(OB_SUCCESS, get_leader(id, leader, leader_idx));
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EXPECT_EQ(OB_SUCCESS, submit_log(leader, 10, id, 100 * 1024));
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const LSN max_lsn = leader.get_palf_handle_impl()->get_max_lsn();
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EXPECT_EQ(OB_SUCCESS, wait_until_has_committed(leader, max_lsn));
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EXPECT_EQ(OB_SUCCESS, submit_log(leader, 1, id, 100 * 1024));
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EXPECT_EQ(OB_SUCCESS, wait_until_has_committed(leader, leader.get_palf_handle_impl()->get_max_lsn()));
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PalfGroupBufferIterator iterator;
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LogGroupEntry entry;
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LSN curr_lsn;
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EXPECT_EQ(OB_SUCCESS, leader.palf_handle_impl_->alloc_palf_group_buffer_iterator(max_lsn, iterator));
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EXPECT_EQ(OB_SUCCESS, iterator.next());
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EXPECT_EQ(OB_SUCCESS, iterator.get_entry(entry, curr_lsn));
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EXPECT_EQ(curr_lsn, max_lsn);
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// 模拟LogGroupEntryHeader bit位反转
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char *output_buf = NULL;
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int64_t pos = 14;
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DataFaultInject inject = [&pos](char *buf) {
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char ch = buf[pos];
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int random_bit = rand() % 8;
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int bit_value = 1 << random_bit;
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char tmp_ch = (ch ^ bit_value);
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PALF_LOG(INFO, "runlin trace print", K(pos), K(random_bit), K(bit_value), K(ch), K(tmp_ch));
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buf[pos] = tmp_ch;
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};
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EXPECT_EQ(OB_SUCCESS, make_log_group_entry_partial_error(entry, output_buf, inject));
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EXPECT_EQ(OB_SUCCESS, pwrite_one_log_by_log_storage(leader, entry, max_lsn));
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EXPECT_EQ(OB_ITER_END, iterator.next());
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EXPECT_EQ(OB_INVALID_DATA, read_log(leader));
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if (NULL != output_buf) {
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ob_free(output_buf);
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}
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expected_log_tail = curr_lsn;
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}
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PALF_LOG(INFO, "runlin trace five restart_paxos_groups begin");
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EXPECT_EQ(OB_SUCCESS, restart_paxos_groups());
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{
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PalfHandleImplGuard leader;
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EXPECT_EQ(OB_SUCCESS, get_leader(id, leader, leader_idx));
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EXPECT_EQ(expected_log_tail, leader.palf_handle_impl_->get_max_lsn());
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}
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PALF_LOG(INFO, "end test accumlate checksum", K(id));
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}
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TEST_F(TestObSimpleLogDataIntergrity, log_corrupted)
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{
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disable_hot_cache_ = true;
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SET_CASE_LOG_FILE(TEST_NAME, "log_corrupted");
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OB_LOGGER.set_log_level("TRACE");
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ObTimeGuard guard("log_corrupted", 0);
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const int64_t id = ATOMIC_AAF(&palf_id_, 1);
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const int64_t id_raw_write = ATOMIC_AAF(&palf_id_, 1);
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PALF_LOG(INFO, "start test log corrupted", K(id));
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int64_t leader_idx = 0;
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PalfHandleImplGuard leader;
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EXPECT_EQ(OB_SUCCESS, create_paxos_group(id, leader_idx, leader));
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EXPECT_EQ(OB_SUCCESS, submit_log(leader, 100, id, 100 * 1024));
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const LSN max_lsn = leader.get_palf_handle_impl()->get_max_lsn();
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EXPECT_EQ(OB_SUCCESS, wait_until_has_committed(leader, max_lsn));
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EXPECT_EQ(OB_ITER_END, read_log(leader));
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EXPECT_EQ(OB_SUCCESS, submit_log(leader, 2, id, 1234));
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const LSN end_max_lsn = leader.get_palf_handle_impl()->get_max_lsn();
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EXPECT_EQ(OB_SUCCESS, wait_until_has_committed(leader, end_max_lsn));
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LSN curr_lsn;
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LogGroupEntry entry;
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PalfGroupBufferIterator iterator;
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EXPECT_EQ(OB_SUCCESS, leader.palf_handle_impl_->alloc_palf_group_buffer_iterator(max_lsn, iterator));
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EXPECT_EQ(OB_SUCCESS, iterator.next());
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EXPECT_EQ(OB_SUCCESS, iterator.get_entry(entry, curr_lsn));
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EXPECT_EQ(curr_lsn, max_lsn);
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EXPECT_EQ(OB_SUCCESS, iterator.next());
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EXPECT_EQ(OB_SUCCESS, iterator.get_entry(entry, curr_lsn));
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EXPECT_EQ(OB_ITER_END, iterator.next());
|
|
entry.header_.group_size_ = 2;
|
|
EXPECT_EQ(OB_SUCCESS, pwrite_one_log_by_log_storage(leader, entry, max_lsn));
|
|
PALF_LOG(INFO, "start first check");
|
|
EXPECT_EQ(OB_INVALID_DATA, read_log(leader, max_lsn));
|
|
PALF_LOG(INFO, "end first check");
|
|
EXPECT_EQ(OB_INVALID_DATA, read_log(leader));
|
|
EXPECT_EQ(OB_INVALID_DATA, read_group_log(leader, max_lsn));
|
|
EXPECT_EQ(OB_INVALID_DATA, read_group_log(leader, LSN(0)));
|
|
PALF_LOG(INFO, "end test log corrupted", K(id));
|
|
}
|
|
|
|
} // end unittest
|
|
} // end oceanbase
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
RUN_SIMPLE_LOG_CLUSTER_TEST(TEST_NAME);
|
|
}
|