oceanbase
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1/**
2* Copyright (c) 2021 OceanBase
3* OceanBase CE is licensed under Mulan PubL v2.
4* You can use this software according to the terms and conditions of the Mulan PubL v2.
5* You may obtain a copy of Mulan PubL v2 at:
6* http://license.coscl.org.cn/MulanPubL-2.0
7* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
8* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
9* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
10* See the Mulan PubL v2 for more details.
11*/
12
13#include <gtest/gtest.h>
14#include "io/easy_connection.h"
15#include "lib/file/file_directory_utils.h"
16#include "lib/ob_errno.h"
17#include "lib/oblog/ob_log.h"
18#include "lib/utility/utility.h"
19#include <cstdio>
20#include <signal.h>
21#include "lib/utility/ob_defer.h"
22#include "share/ob_errno.h"
23#define private public
24#include "logservice/palf/log_define.h"
25#include "logservice/palf/lsn_allocator.h"
26#include "share/scn.h"
27#include "logservice/palf/log_rpc_processor.h"
28#include "env/ob_simple_log_cluster_env.h"
29
30#undef private
31
32const std::string TEST_NAME = "basic_func";
33using namespace oceanbase::common;
34using namespace oceanbase;
35namespace oceanbase
36{
37using namespace logservice;
38using namespace palf;
39namespace unittest
40{
41class TestObSimpleLogClusterBasicFunc : public ObSimpleLogClusterTestEnv
42{
43public:
44TestObSimpleLogClusterBasicFunc() : ObSimpleLogClusterTestEnv()
45{}
46};
47
48int64_t ObSimpleLogClusterTestBase::member_cnt_ = 3;
49int64_t ObSimpleLogClusterTestBase::node_cnt_ = 3;
50std::string ObSimpleLogClusterTestBase::test_name_ = TEST_NAME;
51bool ObSimpleLogClusterTestBase::need_add_arb_server_ = false;
52
53TEST_F(TestObSimpleLogClusterBasicFunc, submit_log)
54{
55SET_CASE_LOG_FILE(TEST_NAME, "submit_log");
56OB_LOGGER.set_log_level("TRACE");
57const int64_t id = ATOMIC_AAF(&palf_id_, 1);
58const int64_t create_ts = 100;
59share::SCN create_scn;
60create_scn.convert_for_logservice(create_ts);
61int64_t leader_idx = 0;
62PalfHandleImplGuard leader;
63ObTimeGuard guard("submit_log", 0);
64EXPECT_EQ(OB_SUCCESS, create_paxos_group(id, create_scn, leader_idx, leader));
65guard.click("create");
66
67EXPECT_EQ(OB_SUCCESS, submit_log(leader, 1024, id));
68guard.click("submit_log");
69EXPECT_EQ(OB_ITER_END, read_log(leader));
70guard.click("read_log");
71
72EXPECT_EQ(OB_SUCCESS, submit_log(leader, 1024, id));
73guard.click("submit_log2");
74EXPECT_EQ(OB_ITER_END, read_log(leader));
75guard.click("readlog2");
76guard.click("delete");
77PALF_LOG(INFO, "end test submit_log", K(id), K(guard));
78}
79
80// test_max_padding_size: 测试padding entry最长的场景(2M+16K+88+4K-1B).
81TEST_F(TestObSimpleLogClusterBasicFunc, test_max_padding_size)
82{
83SET_CASE_LOG_FILE(TEST_NAME, "submit_log");
84//OB_LOGGER.set_log_level("TRACE");
85const int64_t id = ATOMIC_AAF(&palf_id_, 1);
86const int64_t create_ts = 100;
87share::SCN create_scn;
88create_scn.convert_for_logservice(create_ts);
89int64_t leader_idx = 0;
90PalfHandleImplGuard leader;
91ObTimeGuard guard("submit_log", 0);
92EXPECT_EQ(OB_SUCCESS, create_paxos_group(id, create_scn, leader_idx, leader));
93guard.click("create");
94int64_t follower_1_idx = (leader_idx + 1) % ObSimpleLogClusterTestBase::member_cnt_;
95int64_t follower_2_idx = (leader_idx + 2) % ObSimpleLogClusterTestBase::member_cnt_;
96block_net(leader_idx, follower_1_idx);
97
98const int64_t group_entry_header_total_size = LogGroupEntryHeader::HEADER_SER_SIZE + LogEntryHeader::HEADER_SER_SIZE;
99const int64_t max_valid_group_entry_size = MAX_LOG_BODY_SIZE + group_entry_header_total_size;
100// padding entry size上限如下,预期不会达到该值,故最大值应该是该值减1Byte
101const int64_t max_padding_entry_size = max_valid_group_entry_size + CLOG_FILE_TAIL_PADDING_TRIGGER;
102// 测试写一个最大padding entry的场景
103// 首先写30条2MB的group log
104EXPECT_EQ(OB_SUCCESS, submit_log(leader, 30, leader_idx, (2 * 1024 * 1024 - group_entry_header_total_size)));
105// 接着写文件尾最后一条有效的group entry, 确保文件剩余空间触发生成最大的padding entry
106EXPECT_EQ(OB_SUCCESS, submit_log(leader, 1, leader_idx, (4 * 1024 * 1024 - MAX_INFO_BLOCK_SIZE - max_valid_group_entry_size - CLOG_FILE_TAIL_PADDING_TRIGGER - group_entry_header_total_size + 1)));
107// 提交一个2MB+16KB size的log buf, 触发生成padding
108EXPECT_EQ(OB_SUCCESS, submit_log(leader, 1, leader_idx, MAX_LOG_BODY_SIZE));
109// 预期max_lsn为单个block文件size+最大valid group entry size
110const LSN expected_max_lsn(PALF_BLOCK_SIZE + max_valid_group_entry_size);
111guard.click("submit_log for max size padding entry finish");
112CLOG_LOG(INFO, "leader submit log finished", K(expected_max_lsn));
113while (leader.palf_handle_impl_->get_end_lsn() < expected_max_lsn) {
114usleep(100 * 1000);
115}
116EXPECT_EQ(leader.palf_handle_impl_->get_end_lsn(), expected_max_lsn);
117guard.click("wait leader end_lsn finish");
118CLOG_LOG(INFO, "leader wait end_lsn finished", K(expected_max_lsn));
119
120unblock_net(leader_idx, follower_1_idx);
121std::vector<PalfHandleImplGuard*> palf_list;
122EXPECT_EQ(OB_SUCCESS, get_cluster_palf_handle_guard(id, palf_list));
123PalfHandleImplGuard &follower_2 = *palf_list[follower_2_idx];
124while (follower_2.palf_handle_impl_->get_end_lsn() < expected_max_lsn) {
125usleep(100 * 1000);
126}
127EXPECT_EQ(follower_2.palf_handle_impl_->get_end_lsn(), expected_max_lsn);
128guard.click("wait follower_2 end_lsn finish");
129CLOG_LOG(INFO, "follower_2 wait end_lsn finished", K(expected_max_lsn));
130
131PalfHandleImplGuard &follower_1 = *palf_list[follower_1_idx];
132// follower_1依赖fetch log追日志,但end_lsn无法推到与leader一致
133// 因为这里committed_end_lsn依赖周期性的keepAlive日志推进
134while (follower_1.palf_handle_impl_->get_max_lsn() < expected_max_lsn) {
135usleep(100 * 1000);
136}
137guard.click("wait follower_1 max_lsn finish");
138CLOG_LOG(INFO, "follower_1 wait max_lsn finished", K(expected_max_lsn));
139
140EXPECT_EQ(OB_SUCCESS, revert_cluster_palf_handle_guard(palf_list));
141guard.click("delete");
142PALF_LOG(INFO, "end test submit_log", K(id), K(guard));
143}
144
145bool check_locate_correct(const std::vector<LSN> &lsn_array,
146const std::vector<SCN> &scn_array,
147const share::SCN input_scn, const LSN result_lsn,
148const bool later_less)
149{
150bool find_match = false;
151for (int i = 0; i < lsn_array.size(); i++) {
152if (lsn_array[i].val_ - LogGroupEntryHeader::HEADER_SER_SIZE == result_lsn) {
153if (later_less) {
154EXPECT_LE(scn_array[i], input_scn);
155} else {
156EXPECT_GE(scn_array[i], input_scn);
157}
158find_match = true;
159break;
160}
161PALF_LOG(INFO, "check_locate_correct array", K(i), K(lsn_array[i]),
162K(scn_array[i]));
163}
164PALF_LOG(INFO, "check_locate_correct", K(find_match), K(result_lsn), K(input_scn));
165return find_match;
166}
167
168TEST_F(TestObSimpleLogClusterBasicFunc, test_locate_by_scn_coarsely)
169{
170SET_CASE_LOG_FILE(TEST_NAME, "locate_by_scn");
171const int64_t id = ATOMIC_AAF(&palf_id_, 1);
172PALF_LOG(INFO, "test test_locate_by_scn_coarsely", K(id));
173int64_t leader_idx = 0;
174int ret = OB_SUCCESS;
175std::vector<LSN> lsn_array;
176std::vector<SCN> scn_array;
177PalfHandleImplGuard leader;
178LSN result_lsn;
179EXPECT_EQ(OB_SUCCESS, create_paxos_group(id, leader_idx, leader));
180// no log
181share::SCN invalid_scn;
182EXPECT_EQ(OB_INVALID_ARGUMENT, leader.palf_handle_impl_->locate_by_scn_coarsely(invalid_scn, result_lsn));
183share::SCN scn_cur;
184scn_cur.convert_for_logservice(ObTimeUtility::current_time_ns());
185EXPECT_EQ(OB_ENTRY_NOT_EXIST, leader.palf_handle_impl_->locate_by_scn_coarsely(
186scn_cur, result_lsn));
187EXPECT_EQ(OB_SUCCESS, submit_log(leader, 256, leader_idx, lsn_array, scn_array));
188sleep(1);
189SCN ref_scn;
190ref_scn.convert_for_tx(10);
191EXPECT_EQ(OB_ERR_OUT_OF_LOWER_BOUND, leader.palf_handle_impl_->locate_by_scn_coarsely(ref_scn, result_lsn));
192// contains log
193int64_t input_ts_ns = ObTimeUtility::current_time_ns();
194share::SCN input_scn;
195input_scn.convert_for_logservice(input_ts_ns);
196EXPECT_EQ(OB_SUCCESS, leader.palf_handle_impl_->locate_by_scn_coarsely(input_scn, result_lsn));
197EXPECT_TRUE(
198check_locate_correct(lsn_array, scn_array, input_scn, result_lsn, true));
199input_ts_ns += 1000 * 1000 * 1000 * 1000L;
200input_scn.convert_for_logservice(input_ts_ns);
201EXPECT_EQ(OB_SUCCESS, leader.palf_handle_impl_->locate_by_scn_coarsely(input_scn, result_lsn));
202EXPECT_TRUE(
203check_locate_correct(lsn_array, scn_array, input_scn, result_lsn, true));
204
205ObTimeGuard guard("mittest", 0);
206// write too much log, do not submit to farm
207EXPECT_EQ(OB_SUCCESS, submit_log(leader, 6000, leader_idx, lsn_array, scn_array));
208const int64_t min_ts = scn_array.front().get_val_for_logservice();
209const int64_t max_ts = scn_array.back().get_val_for_logservice();
210for (int i = 0; i < 10; i++) {
211const int64_t this_ts = ObRandom::rand(min_ts, max_ts);
212share::SCN this_scn;
213this_scn.convert_for_logservice(this_ts);
214guard.click();
215EXPECT_EQ(OB_SUCCESS, leader.palf_handle_impl_->locate_by_scn_coarsely(this_scn, result_lsn));
216guard.click();
217EXPECT_TRUE(
218check_locate_correct(lsn_array, scn_array, input_scn, result_lsn, true));
219}
220PALF_LOG(INFO, "end test_locate_by_scn_coarsely", K(id), K(guard));
221}
222
223TEST_F(TestObSimpleLogClusterBasicFunc, test_locate_by_lsn_coarsely)
224{
225SET_CASE_LOG_FILE(TEST_NAME, "locate_by_lsn");
226const int64_t id = ATOMIC_AAF(&palf_id_, 1);
227PALF_LOG(INFO, "test test_locate_by_lsn_coarsely", K(id));
228int64_t leader_idx = 0;
229int ret = OB_SUCCESS;
230std::vector<LSN> lsn_array;
231std::vector<SCN> scn_array;
232PalfHandleImplGuard leader;
233share::SCN result_scn;
234EXPECT_EQ(OB_SUCCESS, create_paxos_group(id, leader_idx, leader));
235// no log
236EXPECT_EQ(OB_INVALID_ARGUMENT, leader.palf_handle_impl_->locate_by_lsn_coarsely(LSN(), result_scn));
237EXPECT_EQ(OB_SUCCESS, submit_log(leader, 20, leader_idx, lsn_array, scn_array));
238sleep(1);
239
240LSN input_lsn;
241input_lsn.val_ = 0;
242EXPECT_EQ(OB_SUCCESS, leader.palf_handle_impl_->locate_by_lsn_coarsely(input_lsn, result_scn));
243EXPECT_TRUE(check_locate_correct(lsn_array, scn_array, result_scn, input_lsn, false));
244
245EXPECT_EQ(OB_SUCCESS,
246submit_log(leader, 65, 1024 * 1024, leader_idx, lsn_array, scn_array));
247
248input_lsn.val_ = 1 * PALF_BLOCK_SIZE;
249EXPECT_EQ(OB_SUCCESS, leader.palf_handle_impl_->locate_by_lsn_coarsely(input_lsn, result_scn));
250EXPECT_TRUE(check_locate_correct(lsn_array, scn_array, result_scn, input_lsn, false)) ;
251
252PALF_LOG(INFO, "end test_locate_by_lsn_coarsely", K(id));
253}
254
255TEST_F(TestObSimpleLogClusterBasicFunc, test_switch_leader)
256{
257SET_CASE_LOG_FILE(TEST_NAME, "switch_leader");
258OB_LOGGER.set_log_level("TRACE");
259const int64_t id = ATOMIC_AAF(&palf_id_, 1);
260PALF_LOG(INFO, "start test_switch_leader", K(id));
261int64_t leader_idx = 0;
262PalfHandleImplGuard leader;
263EXPECT_EQ(OB_SUCCESS, create_paxos_group(id, leader_idx, leader));
264
265EXPECT_EQ(OB_SUCCESS, submit_log(leader, 1024, id));
266
267// switch leader
268leader_idx = 1;
269PalfHandleImplGuard new_leader1;
270EXPECT_EQ(OB_SUCCESS, switch_leader(id, leader_idx, new_leader1));
271EXPECT_EQ(OB_SUCCESS, submit_log(new_leader1, 1024, id));
272
273// switch leader
274PalfHandleImplGuard new_leader2;
275leader_idx = 2;
276EXPECT_EQ(OB_SUCCESS, switch_leader(id, leader_idx, new_leader2));
277EXPECT_EQ(OB_SUCCESS, submit_log(new_leader2, 1024, id));
278
279// switch leader
280PalfHandleImplGuard new_leader3;
281leader_idx = 1;
282EXPECT_EQ(OB_SUCCESS, switch_leader(id, leader_idx, new_leader3));
283// block the other two followers
284block_net(1, 0);
285block_net(1, 2);
286// leader submit new logs
287// PalfHandleImplGuard new_leader4;
288// EXPECT_EQ(OB_SUCCESS, submit_log(new_leader4, 1024, id));
289unblock_net(1, 0);
290unblock_net(1, 2);
291PALF_LOG(INFO, "end test_switch_leader", K(id));
292}
293
294TEST_F(TestObSimpleLogClusterBasicFunc, advance_base_lsn)
295{
296SET_CASE_LOG_FILE(TEST_NAME, "advance_base_lsn");
297ObTimeGuard guard("advance_base_lsn", 0);
298OB_LOGGER.set_log_level("INFO");
299const int64_t id = ATOMIC_AAF(&palf_id_, 1);
300PALF_LOG(INFO, "start advance_base_lsn", K(id));
301int64_t leader_idx = 0;
302
303PalfHandleImplGuard leader;
304EXPECT_EQ(OB_SUCCESS, create_paxos_group(id, leader_idx, leader));
305EXPECT_EQ(OB_SUCCESS, leader.palf_handle_impl_->log_engine_.truncate_prefix_blocks(LSN(0)));
306guard.click("create");
307EXPECT_EQ(OB_SUCCESS, submit_log(leader, 100, id));
308guard.click("submit");
309guard.click("get_leader");
310EXPECT_EQ(OB_SUCCESS, leader.palf_handle_impl_->set_base_lsn(LSN(0)));
311guard.click("advance_base_lsn");
312
313PALF_LOG(INFO, "end test advance_base_lsn", K(id), K(guard));
314}
315
316TEST_F(TestObSimpleLogClusterBasicFunc, data_corrupted)
317{
318SET_CASE_LOG_FILE(TEST_NAME, "data_corrupted");
319ObTimeGuard guard("data_corrupted", 0);
320OB_LOGGER.set_log_level("TRACE");
321const int64_t id = ATOMIC_AAF(&palf_id_, 1);
322PALF_LOG(INFO, "start advance_base_lsn", K(id));
323int64_t leader_idx = 0;
324
325PalfHandleImplGuard leader;
326EXPECT_EQ(OB_SUCCESS, create_paxos_group(id, leader_idx, leader));
327guard.click("create");
328EXPECT_EQ(OB_SUCCESS, submit_log(leader, 100, id));
329sleep(3);
330guard.click("submit");
331guard.click("get_leader");
332PalfGroupBufferIterator iterator;
333EXPECT_EQ(OB_SUCCESS, leader.palf_handle_impl_->alloc_palf_group_buffer_iterator(LSN(0), iterator));
334LogGroupEntry entry;
335LSN lsn;
336EXPECT_EQ(OB_SUCCESS, iterator.next());
337EXPECT_EQ(OB_SUCCESS, iterator.get_entry(entry, lsn));
338char *buf = static_cast<char*>(ob_malloc_align(LOG_DIO_ALIGN_SIZE, MAX_LOG_BUFFER_SIZE,
339ObMemAttr(OB_SERVER_TENANT_ID, ObNewModIds::TEST)));
340int64_t pos = 0;
341LogWriteBuf write_buf;
342write_buf.push_back(buf, MAX_LOG_BUFFER_SIZE);
343EXPECT_EQ(OB_SUCCESS, entry.serialize(buf, MAX_LOG_BUFFER_SIZE, pos));
344char *group_size_buf = buf + 4;
345*group_size_buf = 1;
346LSN origin = leader.palf_handle_impl_->log_engine_.log_storage_.log_tail_;
347share::SCN new_scn;
348new_scn.convert_for_logservice(leader.palf_handle_impl_->get_max_scn().get_val_for_logservice() + 1);
349EXPECT_EQ(OB_SUCCESS, leader.palf_handle_impl_->log_engine_.
350append_log(leader.palf_handle_impl_->get_max_lsn(), write_buf, new_scn));
351PalfGroupBufferIterator iterator1;
352auto get_file_end_lsn = [](){
353return LSN(LOG_MAX_LSN_VAL);
354};
355EXPECT_EQ(OB_SUCCESS, iterator1.init(origin, get_file_end_lsn, &leader.palf_handle_impl_->log_engine_.log_storage_));
356EXPECT_EQ(OB_INVALID_DATA, iterator1.next());
357PALF_LOG(INFO, "end data_corrupted advance_base_lsn", K(id), K(guard));
358}
359
360TEST_F(TestObSimpleLogClusterBasicFunc, limit_palf_instances)
361{
362SET_CASE_LOG_FILE(TEST_NAME, "limit_palf_instances");
363OB_LOGGER.set_log_level("INFO");
364int64_t id1 = ATOMIC_AAF(&palf_id_, 1);
365int64_t id2 = ATOMIC_AAF(&palf_id_, 1);
366int server_idx = 0;
367PalfEnv *palf_env = NULL;
368int64_t leader_idx = 0;
369share::SCN create_scn = share::SCN::base_scn();
370{
371PalfHandleImplGuard leader1;
372PalfHandleImplGuard leader2;
373PalfHandleImplGuard leader3;
374EXPECT_EQ(OB_SUCCESS, get_palf_env(server_idx, palf_env));
375int64_t id3 = palf_id_ + 1;
376palf_env->palf_env_impl_.disk_options_wrapper_.disk_opts_for_recycling_blocks_.log_disk_usage_limit_size_ = 2 * MIN_DISK_SIZE_PER_PALF_INSTANCE;
377EXPECT_EQ(OB_SUCCESS, create_paxos_group(id1, create_scn, leader_idx, leader1));
378EXPECT_EQ(OB_SUCCESS, create_paxos_group(id2, create_scn, leader_idx, leader2));
379EXPECT_EQ(OB_LOG_OUTOF_DISK_SPACE, create_paxos_group(id3, create_scn, leader_idx, leader3));
380}
381EXPECT_EQ(OB_SUCCESS, delete_paxos_group(id1));
382}
383
384TEST_F(TestObSimpleLogClusterBasicFunc, submit_group_log)
385{
386SET_CASE_LOG_FILE(TEST_NAME, "submit_group_log");
387ObTimeGuard guard("submit_group_log", 0);
388const int64_t id = ATOMIC_AAF(&palf_id_, 1);
389const int64_t id_raw_write = ATOMIC_AAF(&palf_id_, 1);
390PALF_LOG(INFO, "start submit_group_log", K(id));
391int64_t leader_idx = 0;
392
393PalfHandleImplGuard leader;
394PalfHandleImplGuard leader_raw_write;
395EXPECT_EQ(OB_SUCCESS, create_paxos_group(id, leader_idx, leader));
396EXPECT_EQ(OB_SUCCESS, create_paxos_group(id_raw_write, leader_idx, leader_raw_write));
397EXPECT_EQ(OB_SUCCESS, submit_log(leader, 100, id, 1024 * 1024));
398EXPECT_EQ(OB_ITER_END, read_log(leader));
399EXPECT_EQ(OB_SUCCESS, wait_until_has_committed(leader, LSN(512*1024*100)));
400EXPECT_EQ(OB_SUCCESS, change_access_mode_to_raw_write(leader_raw_write));
401EXPECT_EQ(OB_ITER_END, read_and_submit_group_log(leader, leader_raw_write));
402EXPECT_EQ(OB_ITER_END, read_log_from_memory(leader));
403PALF_LOG(INFO, "end submit_group_log advance_base_lsn", K(id), K(guard));
404}
405
406TEST_F(TestObSimpleLogClusterBasicFunc, io_reducer_basic)
407{
408SET_CASE_LOG_FILE(TEST_NAME, "io_reducer_basic");
409
410OB_LOGGER.set_log_level("INFO");
411int64_t id = ATOMIC_AAF(&palf_id_, 1);
412int64_t leader_idx = 0;
413PalfHandleImplGuard leader;
414EXPECT_EQ(OB_SUCCESS, create_paxos_group(id, leader_idx, leader));
415LogIOWorker *iow = leader.palf_handle_impl_->log_engine_.log_io_worker_;
416
417iow->batch_io_task_mgr_.has_batched_size_ = 0;
418iow->batch_io_task_mgr_.handle_count_ = 0;
419std::vector<PalfHandleImplGuard*> palf_list;
420EXPECT_EQ(OB_SUCCESS, get_cluster_palf_handle_guard(id, palf_list));
421int64_t lag_follower_idx = (leader_idx + 1) % node_cnt_;
422PalfHandleImplGuard &lag_follower = *palf_list[lag_follower_idx];
423block_net(leader_idx, lag_follower_idx);
424block_net(lag_follower_idx, leader_idx);
425
426EXPECT_EQ(OB_SUCCESS, submit_log(leader, 10000, leader_idx, 120));
427const LSN max_lsn = leader.palf_handle_impl_->get_max_lsn();
428wait_lsn_until_flushed(max_lsn, leader);
429const int64_t has_batched_size = iow->batch_io_task_mgr_.has_batched_size_;
430const int64_t handle_count = iow->batch_io_task_mgr_.handle_count_;
431const int64_t log_id = leader.palf_handle_impl_->sw_.get_max_log_id();
432PALF_LOG_RET(ERROR, OB_ERR_UNEXPECTED, "batched_size", K(has_batched_size), K(log_id));
433
434unblock_net(leader_idx, lag_follower_idx);
435unblock_net(lag_follower_idx, leader_idx);
436
437int64_t start_ts = ObTimeUtility::current_time();
438LSN lag_follower_max_lsn = lag_follower.palf_handle_impl_->sw_.max_flushed_end_lsn_;
439while (lag_follower_max_lsn < max_lsn) {
440sleep(1);
441PALF_LOG_RET(ERROR, OB_ERR_UNEXPECTED, "follower is lagged", K(max_lsn), K(lag_follower_max_lsn));
442lag_follower_max_lsn = lag_follower.palf_handle_impl_->sw_.max_flushed_end_lsn_;
443}
444LogIOWorker *iow_follower = lag_follower.palf_handle_impl_->log_engine_.log_io_worker_;
445const int64_t follower_has_batched_size = iow_follower->batch_io_task_mgr_.has_batched_size_;
446const int64_t follower_handle_count = iow_follower->batch_io_task_mgr_.handle_count_;
447EXPECT_EQ(OB_SUCCESS, revert_cluster_palf_handle_guard(palf_list));
448
449int64_t cost_ts = ObTimeUtility::current_time() - start_ts;
450PALF_LOG_RET(ERROR, OB_SUCCESS, "runlin trace performance", K(cost_ts), K(log_id), K(max_lsn), K(has_batched_size), K(handle_count),
451K(follower_has_batched_size), K(follower_handle_count));
452}
453
454TEST_F(TestObSimpleLogClusterBasicFunc, create_palf_via_middle_lsn)
455{
456SET_CASE_LOG_FILE(TEST_NAME, "create_palf_via_middle_lsn");
457const int64_t prev_log_id = 1000;
458const LSN mid_lsn(palf::PALF_BLOCK_SIZE);
459const LSN prev_lsn(palf::PALF_BLOCK_SIZE - 100);
460const int64_t prev_log_ts = common::ObTimeUtility::current_time_ns();
461share::SCN prev_scn;
462prev_scn.convert_for_logservice(prev_log_ts);
463const int64_t prev_log_pid = 100;
464PalfBaseInfo palf_base_info;
465palf_base_info.curr_lsn_ = mid_lsn;
466palf_base_info.prev_log_info_.log_id_ = prev_log_id;
467palf_base_info.prev_log_info_.lsn_ = prev_lsn;
468palf_base_info.prev_log_info_.scn_ = prev_scn;
469palf_base_info.prev_log_info_.log_proposal_id_ = prev_log_pid;
470palf_base_info.prev_log_info_.accum_checksum_ = 1;
471int64_t id = ATOMIC_AAF(&palf_id_, 1);
472int64_t leader_idx = 0;
473{
474PalfHandleImplGuard leader;
475EXPECT_EQ(OB_SUCCESS, create_paxos_group(id, palf_base_info, leader_idx, leader));
476}
477
478EXPECT_EQ(OB_SUCCESS, restart_paxos_groups());
479
480{
481PalfHandleImplGuard leader;
482int64_t leader_idx;
483EXPECT_EQ(OB_SUCCESS, get_leader(id, leader, leader_idx));
484EXPECT_EQ(OB_SUCCESS, submit_log(leader, 200, leader_idx, 1024*1024));
485const LSN max_lsn = leader.palf_handle_impl_->get_max_lsn();
486const int64_t proposal_id = leader.palf_handle_impl_->state_mgr_.get_proposal_id();
487const LSN begin_lsn = leader.palf_handle_impl_->log_engine_.get_begin_lsn();
488share::SCN begin_scn;
489EXPECT_EQ(OB_SUCCESS, leader.palf_handle_impl_->get_begin_scn(begin_scn));
490// check LogInfo
491EXPECT_GT(proposal_id, prev_log_pid);
492EXPECT_GT(begin_scn, prev_scn);
493EXPECT_EQ(begin_lsn, mid_lsn);
494// wait_lsn_until_flushed(max_lsn, leader);
495wait_until_has_committed(leader, max_lsn);
496EXPECT_EQ(OB_SUCCESS, submit_log(leader, 100, leader_idx, 10*1024));
497}
498
499EXPECT_EQ(OB_SUCCESS, restart_paxos_groups());
500
501{
502PalfHandleImplGuard leader;
503int64_t leader_idx;
504EXPECT_EQ(OB_SUCCESS, get_leader(id, leader, leader_idx));
505EXPECT_EQ(OB_SUCCESS, submit_log(leader, 200, leader_idx, 1024*1024));
506const LSN max_lsn = leader.palf_handle_impl_->get_max_lsn();
507wait_lsn_until_flushed(max_lsn, leader);
508const LSN mid_lsn(palf::PALF_BLOCK_SIZE);
509EXPECT_EQ(OB_ITER_END, read_log(leader, mid_lsn));
510}
511}
512} // end unittest
513} // end oceanbase
514
515// Notes: How to write a new module integrate test case in logservice?
516// 1. cp test_ob_simple_log_basic_func.cpp test_ob_simple_log_xxx.cpp
517// 2. modify const string TEST_NAME, class name and log file name in
518// test_ob_simple_log_xxx.cpp
519// 3. add ob_unittest_clog() item and set label for test_ob_simple_log_xxx in
520// unittest/cluster/CMakeFiles.txt
521// 4. write new TEST_F
522
523int main(int argc, char **argv)
524{
525RUN_SIMPLE_LOG_CLUSTER_TEST(TEST_NAME);
526}
527