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[BUG] fix invalid smaller tx data min start scn during transfer

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This commit is contained in:
Handora
2024-02-09 13:03:28 +00:00
committed by ob-robot
parent e8cef94585
commit 5f6233b80c
10 changed files with 603 additions and 17 deletions
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1
mittest/simple_server/CMakeLists.txt
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@ -106,6 +106,7 @@ ob_unittest_observer(test_create_clone_tenant_resource_pool test_create_clone_te
ob_unittest_observer(test_tablet_autoinc_mgr test_tablet_autoinc_mgr.cpp)
ob_unittest_observer(test_tenant_snapshot_service test_tenant_snapshot_service.cpp)
ob_unittest_observer(test_callbacks_with_reverse_order test_callbacks_with_reverse_order.cpp)
ob_unittest_observer(test_transfer_tx_data test_transfer_with_smaller_tx_data.cpp)
# TODO(muwei.ym): open later
ob_ha_unittest_observer(test_transfer_handler storage_ha/test_transfer_handler.cpp)
ob_ha_unittest_observer(test_transfer_and_restart_basic storage_ha/test_transfer_and_restart_basic.cpp)

439
mittest/simple_server/test_transfer_with_smaller_tx_data.cpp Normal file
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@ -0,0 +1,439 @@
/**
* Copyright (c) 2021 OceanBase
* OceanBase CE is licensed under Mulan PubL v2.
* You can use this software according to the terms and conditions of the Mulan PubL v2.
* You may obtain a copy of Mulan PubL v2 at:
* http://license.coscl.org.cn/MulanPubL-2.0
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PubL v2 for more details.
*/
#include <gtest/gtest.h>
#include <iostream>
#define protected public
#define private public
#include "env/ob_simple_cluster_test_base.h"
#include "rootserver/ob_tenant_balance_service.h"
#include "share/balance/ob_balance_job_table_operator.h"
#include "mittest/simple_server/env/ob_simple_server_helper.h"
#include "storage/tx_storage/ob_ls_service.h"
#include "storage/tx/ob_tx_loop_worker.h"
#include "storage/tx/ob_trans_part_ctx.h"
namespace oceanbase
{
namespace storage
{
int64_t ObTxDataTable::UPDATE_CALC_UPPER_INFO_INTERVAL = 0;
int ObTransferHandler::wait_src_ls_advance_weak_read_ts_(
const share::ObTransferTaskInfo &task_info,
ObTimeoutCtx &timeout_ctx)
{
UNUSED(task_info);
UNUSED(timeout_ctx);
return OB_SUCCESS;
}
}
namespace unittest
{
#define EXE_SQL(sql_str) \
ASSERT_EQ(OB_SUCCESS, sql.assign(sql_str)); \
ASSERT_EQ(OB_SUCCESS, sql_proxy.write(sql.ptr(), affected_rows));
#define EXE_SQL_FMT(...) \
ASSERT_EQ(OB_SUCCESS, sql.assign_fmt(__VA_ARGS__)); \
ASSERT_EQ(OB_SUCCESS, sql_proxy.write(sql.ptr(), affected_rows));
#define WRITE_SQL_BY_CONN(conn, sql_str) \
ASSERT_EQ(OB_SUCCESS, sql.assign(sql_str)); \
ASSERT_EQ(OB_SUCCESS, conn->execute_write(OB_SYS_TENANT_ID, sql.ptr(), affected_rows));
#define WRITE_SQL_FMT_BY_CONN(conn, ...) \
ASSERT_EQ(OB_SUCCESS, sql.assign_fmt(__VA_ARGS__)); \
ASSERT_EQ(OB_SUCCESS, conn->execute_write(OB_SYS_TENANT_ID, sql.ptr(), affected_rows));
#define READ_SQL_BY_CONN(conn, sql_str) \
ASSERT_EQ(OB_SUCCESS, sql.assign(sql_str)); \
ASSERT_EQ(OB_SUCCESS, conn->execute_read(OB_SYS_TENANT_ID, sql.ptr(), read_res));
class ObTransferWithSmallerStartSCN : public ObSimpleClusterTestBase
{
public:
ObTransferWithSmallerStartSCN(): ObSimpleClusterTestBase("test_transfer_smaller_start_scn", "200G", "40G") {}
void prepare_tenant_env()
{
common::ObMySQLProxy &sql_proxy = get_curr_simple_server().get_sql_proxy2();
int64_t affected_rows = 0;
ObSqlString sql;
sqlclient::ObISQLConnection *connection = nullptr;
ASSERT_EQ(OB_SUCCESS, sql_proxy.acquire(connection));
ASSERT_NE(nullptr, connection);
WRITE_SQL_BY_CONN(connection, "set GLOBAL ob_trx_timeout = 10000000000");
WRITE_SQL_BY_CONN(connection, "set GLOBAL ob_trx_idle_timeout = 10000000000");
WRITE_SQL_BY_CONN(connection, "set GLOBAL ob_query_timeout = 10000000000");
WRITE_SQL_BY_CONN(connection, "alter system set enable_early_lock_release = False;");
WRITE_SQL_BY_CONN(connection, "alter system set undo_retention = 1800;");
WRITE_SQL_BY_CONN(connection, "alter system set partition_balance_schedule_interval = '10s';");
sleep(5);
}
void create_test_tenant(uint64_t &tenant_id)
{
TRANS_LOG(INFO, "create_tenant start");
ASSERT_EQ(OB_SUCCESS, create_tenant("tt1", "20G", "100G"));
fprintf(stdout, "finish sleep\n");
ASSERT_EQ(OB_SUCCESS, get_tenant_id(tenant_id));
ASSERT_EQ(OB_SUCCESS, get_curr_simple_server().init_sql_proxy2());
TRANS_LOG(INFO, "create_tenant end", K(tenant_id));
}
int wait_balance_clean(uint64_t tenant_id)
{
int ret = OB_SUCCESS;
while (OB_SUCC(ret)) {
bool is_clean = false;
MTL_SWITCH(tenant_id) {
ObBalanceJob job;
int64_t start_time = OB_INVALID_TIMESTAMP, finish_time = OB_INVALID_TIMESTAMP;
if (OB_FAIL(ObBalanceJobTableOperator::get_balance_job(tenant_id,
false,
*GCTX.sql_proxy_,
job,
start_time,
finish_time))) {
if (OB_ENTRY_NOT_EXIST == ret) {
ret = OB_SUCCESS;
is_clean = true;
}
} else {
ob_usleep(200 * 1000);
}
}
if (is_clean) {
int64_t transfer_task_count = 0;
if (OB_FAIL(SSH::g_select_int64(tenant_id, "select count(*) as val from __all_transfer_task", transfer_task_count))) {
} else if (transfer_task_count == 0) {
break;
} else {
ob_usleep(200 * 1000);
}
}
}
return ret;
}
void get_tablet_info_with_table_name(const char *name,
int64_t &table_id,
int64_t &object_id,
int64_t &tablet_id,
int64_t &ls_id)
{
common::ObMySQLProxy &sql_proxy = get_curr_simple_server().get_sql_proxy2();
int ret = OB_SUCCESS;
ObSqlString sql;
int64_t affected_rows = 0;
ASSERT_EQ(OB_SUCCESS, sql.assign_fmt("SELECT table_id, object_id, tablet_id, ls_id FROM oceanbase.DBA_OB_TABLE_LOCATIONS WHERE TABLE_NAME= '%s';", name));
SMART_VAR(ObMySQLProxy::MySQLResult, res) {
ASSERT_EQ(OB_SUCCESS, sql_proxy.read(res, sql.ptr()));
sqlclient::ObMySQLResult *result = res.get_result();
ASSERT_NE(nullptr, result);
ASSERT_EQ(OB_SUCCESS, result->next());
ASSERT_EQ(OB_SUCCESS, result->get_int("table_id", table_id));
ASSERT_EQ(OB_SUCCESS, result->get_int("object_id", object_id));
ASSERT_EQ(OB_SUCCESS, result->get_int("tablet_id", tablet_id));
ASSERT_EQ(OB_SUCCESS, result->get_int("ls_id", ls_id));
}
}
int do_balance_inner_(uint64_t tenant_id)
{
int ret = OB_SUCCESS;
static std::mutex mutex;
mutex.lock();
MTL_SWITCH(tenant_id) {
TRANS_LOG(INFO, "worker to do partition_balance");
auto b_svr = MTL(rootserver::ObTenantBalanceService*);
b_svr->reset();
int64_t job_cnt = 0;
int64_t start_time = OB_INVALID_TIMESTAMP, finish_time = OB_INVALID_TIMESTAMP;
ObBalanceJob job;
if (OB_FAIL(b_svr->gather_stat_())) {
TRANS_LOG(WARN, "failed to gather stat", KR(ret));
} else if (OB_FAIL(ObBalanceJobTableOperator::get_balance_job(
tenant_id, false, *GCTX.sql_proxy_, job, start_time, finish_time))) {
if (OB_ENTRY_NOT_EXIST == ret) {
//NO JOB, need check current ls status
ret = OB_SUCCESS;
job_cnt = 0;
} else {
TRANS_LOG(WARN, "failed to get balance job", KR(ret), K(tenant_id));
}
} else if (OB_FAIL(b_svr->try_finish_current_job_(job, job_cnt))) {
TRANS_LOG(WARN, "failed to finish current job", KR(ret), K(job));
}
if (OB_SUCC(ret) && job_cnt == 0 && OB_FAIL(b_svr->partition_balance_(true))) {
TRANS_LOG(WARN, "failed to do partition balance", KR(ret));
}
}
mutex.unlock();
return ret;
}
int do_balance(uint64_t tenant_id)
{
int ret = OB_SUCCESS;
if (OB_FAIL(do_balance_inner_(tenant_id))) {
} else if (OB_FAIL(do_balance_inner_(tenant_id))) {
}
return ret;
}
ObLS *get_ls(const int64_t tenant_id, const ObLSID ls_id)
{
int ret = OB_SUCCESS;
ObLS *ls = nullptr;
MTL_SWITCH(tenant_id)
{
ObLSHandle ls_handle;
ObLSService *ls_svr = MTL(ObLSService *);
OB_ASSERT(OB_SUCCESS == ls_svr->get_ls(ls_id, ls_handle, ObLSGetMod::STORAGE_MOD));
OB_ASSERT(nullptr != (ls = ls_handle.get_ls()));
}
return ls;
}
};
TEST_F(ObTransferWithSmallerStartSCN, smaller_start_scn)
{
ObSqlString sql;
int64_t affected_rows = 0;
// ============================== Phase1. create tenant ==============================
TRANS_LOG(INFO, "create tenant start");
uint64_t tenant_id = 0;
create_test_tenant(tenant_id);
TRANS_LOG(INFO, "create tenant end");
share::ObTenantSwitchGuard tenant_guard;
ASSERT_EQ(OB_SUCCESS, tenant_guard.switch_to(tenant_id));
prepare_tenant_env();
// ============================== Phase2. create new ls ==============================
ASSERT_EQ(0, SSH::create_ls(tenant_id, get_curr_observer().self_addr_));
int64_t ls_count = 0;
ASSERT_EQ(0, SSH::g_select_int64(tenant_id, "select count(ls_id) as val from __all_ls where ls_id!=1", ls_count));
ASSERT_EQ(2, ls_count);
// ============================== Phase3. create new tables ==============================
common::ObMySQLProxy &sql_proxy = get_curr_simple_server().get_sql_proxy2();
TRANS_LOG(INFO, "create table qcc2 start");
EXE_SQL("create table qcc1 (a int)");
TRANS_LOG(INFO, "create_table qcc2 end");
TRANS_LOG(INFO, "create table qcc2 start");
EXE_SQL("create table qcc2 (a int)");
TRANS_LOG(INFO, "create_table qcc2 end");
usleep(3 * 1000 * 1000);
ObLSID loc1, loc2;
ASSERT_EQ(0, SSH::select_table_loc(tenant_id, "qcc1", loc1));
ASSERT_EQ(0, SSH::select_table_loc(tenant_id, "qcc2", loc2));
ASSERT_NE(loc1, loc2);
int64_t table1, table2;
int64_t object1, object2;
int64_t tablet1, tablet2;
int64_t ls1, ls2;
get_tablet_info_with_table_name("qcc1", table1, object1, tablet1, ls1);
get_tablet_info_with_table_name("qcc2", table2, object2, tablet2, ls2);
fprintf(stdout, "qcc is created successfully, loc1: %ld, loc2: %ld, table1: %ld, table2: %ld, tablet1: %ld, tablet2: %ld, ls1: %ld, ls2: %ld\n",
loc1.id(), loc2.id(), table1, table2, tablet1, tablet2, ls1, ls2);
EXE_SQL("create tablegroup tg1 sharding='NONE';");
// ============================== Phase4. wait minor freeze to remove retain ctx ==============================
sqlclient::ObISQLConnection *sys_conn = nullptr;
common::ObMySQLProxy &sys_proxy = get_curr_simple_server().get_sql_proxy();
ASSERT_EQ(OB_SUCCESS, sys_proxy.acquire(sys_conn));
ASSERT_NE(nullptr, sys_conn);
WRITE_SQL_BY_CONN(sys_conn, "alter system minor freeze tenant sys;");
WRITE_SQL_BY_CONN(sys_conn, "alter system minor freeze tenant all_user;");
WRITE_SQL_BY_CONN(sys_conn, "alter system minor freeze tenant all_meta;");
sleep(5);
int ret = OB_SUCCESS;
HEAP_VAR(ObMySQLProxy::MySQLResult, res_0)
{
common::sqlclient::ObMySQLResult *result = nullptr;
sql.assign(
"SELECT count(*) as cnt FROM oceanbase.__all_virtual_trans_stat where tenant_id = 1002 and ls_id = 1001;");
int retry_times = 100;
int64_t cnt = 0;
while (--retry_times >= 0) {
res_0.reuse();
ASSERT_EQ(OB_SUCCESS, sys_conn->execute_read(OB_SYS_TENANT_ID, sql.ptr(), res_0));
result = res_0.mysql_result();
ASSERT_EQ(OB_SUCCESS, result->next());
ASSERT_EQ(OB_SUCCESS, result->get_int("cnt", cnt));
if (0 == cnt) {
break;
} else {
fprintf(stdout, "waitting for tx ctx table mini merge to clear retain ctx ... \n");
sleep(1);
}
}
ASSERT_EQ(0, cnt);
}
// ============================== Phase5. start the user txn ==============================
sqlclient::ObISQLConnection *user_connection = nullptr;
ASSERT_EQ(OB_SUCCESS, sql_proxy.acquire(user_connection));
ASSERT_NE(nullptr, user_connection);
WRITE_SQL_BY_CONN(user_connection, "set SESSION ob_trx_timeout = 10000000000");
WRITE_SQL_BY_CONN(user_connection, "set SESSION ob_trx_idle_timeout = 10000000000");
WRITE_SQL_BY_CONN(user_connection, "set SESSION ob_query_timeout = 10000000000");
TRANS_LOG(INFO, "start the txn");
WRITE_SQL_BY_CONN(user_connection, "begin;");
WRITE_SQL_FMT_BY_CONN(user_connection, "insert into qcc2 values(1);");
// Step1: let the first ls logging
ASSERT_EQ(0, SSH::submit_redo(tenant_id, loc2));
// Step2: sleep 5 seconds
usleep(5 * 1000 * 1000);
WRITE_SQL_FMT_BY_CONN(user_connection, "insert into qcc1 values(1);");
// Step3: let the second ls logging
ASSERT_EQ(0, SSH::submit_redo(tenant_id, loc1));
ObTxLoopWorker *worker = MTL(ObTxLoopWorker *);
worker->scan_all_ls_(true, true);
usleep(1 * 1000 * 1000);
// Step4: let the tx data table update upper info
ObLS *ls = get_ls(tenant_id, loc1);
storage::ObTxDataTable *tx_data_table = ls->get_tx_table()->get_tx_data_table();
fprintf(stdout, "start update upper info the first time\n");
TRANS_LOG(INFO, "start update upper info the first time");
tx_data_table->update_calc_upper_info_(SCN::max_scn());
uint64_t first_min_start_scn = tx_data_table->calc_upper_info_.min_start_scn_in_ctx_.val_;
fprintf(stdout, "end update upper info the first time, %lu\n", first_min_start_scn);
TRANS_LOG(INFO, "end update upper info the first time");
// ============================== Phase5.2. start the user txn2 ==============================
sqlclient::ObISQLConnection *user_connection2 = nullptr;
ASSERT_EQ(OB_SUCCESS, sql_proxy.acquire(user_connection2));
ASSERT_NE(nullptr, user_connection2);
WRITE_SQL_BY_CONN(user_connection2, "set SESSION ob_trx_timeout = 10000000000");
WRITE_SQL_BY_CONN(user_connection2, "set SESSION ob_trx_idle_timeout = 10000000000");
WRITE_SQL_BY_CONN(user_connection2, "set SESSION ob_query_timeout = 10000000000");
TRANS_LOG(INFO, "start the txn2");
WRITE_SQL_BY_CONN(user_connection2, "begin;");
WRITE_SQL_FMT_BY_CONN(user_connection2, "insert into qcc2 values(2);");
// Step1: let the first ls logging
ASSERT_EQ(0, SSH::submit_redo(tenant_id, loc2));
// Step2: sleep 5 seconds
usleep(5 * 1000 * 1000);
WRITE_SQL_FMT_BY_CONN(user_connection2, "insert into qcc1 values(2);");
// Step3: let the second ls logging
ASSERT_EQ(0, SSH::submit_redo(tenant_id, loc1));
ObTransID tx_id;
ASSERT_EQ(0, SSH::find_tx(user_connection2, tx_id));
InjectTxFaultHelper inject_tx_fault_helper;
ASSERT_EQ(0, inject_tx_fault_helper.inject_tx_block(tenant_id, loc2, tx_id, ObTxLogType::TX_COMMIT_LOG));
std::thread th([user_connection2] () {
user_connection2->commit();
});
usleep(1 * 1000 * 1000);
// Step4: let the tx data table update upper info
share::SCN min_start_scn_in_tx_data;
min_start_scn_in_tx_data.set_max();
bool unused;
fprintf(stdout, "start get min start in tx data table first time\n");
TRANS_LOG(INFO, "start get min start in tx data table first time");
tx_data_table->check_min_start_in_tx_data_(SCN::invalid_scn(), min_start_scn_in_tx_data, unused);
uint64_t first_min_start_scn_in_tx_data = min_start_scn_in_tx_data.val_;
fprintf(stdout, "end get min start in tx data table first time, %lu, %lu\n", min_start_scn_in_tx_data.val_, tx_id.get_id());
TRANS_LOG(INFO, "end get min start in tx data table first time");
// ============================== Phase5. start the transfer ==============================
EXE_SQL("alter tablegroup tg1 add qcc1,qcc2;");
usleep(1 * 1000 * 1000);
ASSERT_EQ(0, do_balance(tenant_id));
int64_t begin_time = ObTimeUtility::current_time();
while (true) {
ASSERT_EQ(0, SSH::select_table_loc(tenant_id, "qcc1", loc1));
ASSERT_EQ(0, SSH::select_table_loc(tenant_id, "qcc2", loc2));
if (loc1 == loc2) {
fprintf(stdout, "succeed wait for balancer\n");
break;
} else if (ObTimeUtility::current_time() - begin_time > 300 * 1000 * 1000) {
fprintf(stdout, "ERROR: fail to wait for balancer\n");
break;
} else {
usleep(1 * 1000 * 1000);
fprintf(stdout, "wait for balancer\n");
}
}
ASSERT_EQ(loc1, loc2);
worker->scan_all_ls_(true, true);
usleep(1 * 1000 * 1000);
fprintf(stdout, "start update upper info the second time\n");
TRANS_LOG(INFO, "start update upper info the second time");
tx_data_table->update_calc_upper_info_(SCN::max_scn());
uint64_t second_min_start_scn = tx_data_table->calc_upper_info_.min_start_scn_in_ctx_.val_;
fprintf(stdout, "end update upper info the second time %lu\n", second_min_start_scn);
TRANS_LOG(INFO, "end update upper info the second time");
ASSERT_EQ(true, first_min_start_scn > second_min_start_scn);
min_start_scn_in_tx_data.set_max();
fprintf(stdout, "start get min start in tx data table second time\n");
TRANS_LOG(INFO, "start get min start in tx data table second time");
tx_data_table->check_min_start_in_tx_data_(SCN::invalid_scn(), min_start_scn_in_tx_data, unused);
uint64_t second_min_start_scn_in_tx_data = min_start_scn_in_tx_data.val_;
fprintf(stdout, "end get min start in tx data table second time, %lu\n", min_start_scn_in_tx_data.val_);
TRANS_LOG(INFO, "end get min start in tx data table second time");
ASSERT_EQ(true, first_min_start_scn > second_min_start_scn);
ASSERT_EQ(true, first_min_start_scn_in_tx_data > second_min_start_scn_in_tx_data);
inject_tx_fault_helper.release();
th.join();
}
} // namespace unittest
} // namespace oceanbase
int main(int argc, char **argv)
{
using namespace oceanbase::unittest;
oceanbase::unittest::init_log_and_gtest(argc, argv);
OB_LOGGER.set_log_level("info");
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}