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oceanbase/mittest/simple_server/test_mds_transaction.cpp

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// owner: xuwang.txw
// owner group: transaction
/**
* 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.
*/
#ifndef DEBUG_FOR_MDS
#define DEBUG_FOR_MDS
#define TEST_MDS_TRANSACTION
#define USING_LOG_PREFIX SERVER
#define protected public
#define private public
#include "storage/tx_storage/ob_ls_service.h"
#include "env/ob_simple_cluster_test_base.h"
#include "storage/multi_data_source/test/example_user_helper_define.cpp"
namespace oceanbase
{
share::SCN mock_tablet_oldest_scn = unittest::mock_scn(1);
ObTabletID tablet_id;
namespace compaction
{
int ObMediumCompactionInfo::assign(ObIAllocator &allocator, const ObMediumCompactionInfo &medium_info)
{
UNUSED(allocator);
data_version_ = medium_info.data_version_;
return OB_SUCCESS;
}
}
namespace storage
{
namespace mds
{
int ObTenantMdsTimer::get_tablet_oldest_scn_(ObTablet &tablet, share::SCN &oldest_scn)
{
#define PRINT_WRAPPER KR(ret), K(tablet), K(tablet_oldest_scn), KPC(this)
int ret = OB_SUCCESS;
if (tablet.tablet_meta_.tablet_id_ == tablet_id) {// for tested tablet
oldest_scn = mock_tablet_oldest_scn;
} else {// for other tablet
oldest_scn = unittest::mock_scn(1000);// FIXME: get correct min scn from oldest version tablet
}
return ret;
#undef PRINT_WRAPPER
}
}
}
namespace unittest
{
using namespace oceanbase::transaction;
using namespace oceanbase::storage;
using namespace mds;
using namespace compaction;
class TestRunCtx
{
public:
uint64_t tenant_id_ = 0;
int time_sec_ = 0;
};
TestRunCtx RunCtx;
class TestMdsTransactionTest : public ObSimpleClusterTestBase
{
public:
// 指定case运行目录前缀 test_ob_simple_cluster_
TestMdsTransactionTest() : ObSimpleClusterTestBase("test_mds_transaction_") {}
virtual void SetUp() override {
ObSimpleClusterTestBase::SetUp();
OB_LOGGER.set_log_level("TRACE");
}
virtual void TearDown() override {
OB_LOGGER.set_log_level("WDIAG");
ObSimpleClusterTestBase::TearDown();
}
};
TEST_F(TestMdsTransactionTest, simple_test)
{
common::ObMySQLProxy *sql_proxy = GCTX.ddl_sql_proxy_;
sqlclient::ObISQLConnection *connection = nullptr;
ASSERT_EQ(OB_SUCCESS, sql_proxy->acquire(connection));
observer::ObInnerSQLConnection *inner_conn = dynamic_cast<observer::ObInnerSQLConnection *>(connection);
ASSERT_EQ(OB_SUCCESS, inner_conn->start_transaction(OB_SYS_TENANT_ID));
constexpr int64_t LEN = 128;
char buffer[LEN];
int64_t pos = 0;
int64_t magic_number = 12345;
ASSERT_EQ(OB_SUCCESS, serialization::encode(buffer, LEN, pos, magic_number));
ASSERT_EQ(OB_SUCCESS, inner_conn->register_multi_data_source(OB_SYS_TENANT_ID, share::ObLSID(1), transaction::ObTxDataSourceType::TEST1, buffer, pos));
ASSERT_EQ(OB_SUCCESS, inner_conn->commit());
}
TEST_F(TestMdsTransactionTest, add_tenant)
{
// 创建普通租户tt1
ASSERT_EQ(OB_SUCCESS, create_tenant());
// 获取租户tt1的tenant_id
ASSERT_EQ(OB_SUCCESS, get_tenant_id(RunCtx.tenant_id_));
ASSERT_NE(0, RunCtx.tenant_id_);
// 初始化普通租户tt1的sql proxy
ASSERT_EQ(OB_SUCCESS, get_curr_simple_server().init_sql_proxy2());
}
TEST_F(TestMdsTransactionTest, write_mds_table)
{
std::this_thread::sleep_for(std::chrono::seconds(5));
common::ObMySQLProxy *sql_proxy = GCTX.ddl_sql_proxy_;
sqlclient::ObISQLConnection *connection = nullptr;
ASSERT_EQ(OB_SUCCESS, sql_proxy->acquire(connection));
observer::ObInnerSQLConnection *inner_conn = dynamic_cast<observer::ObInnerSQLConnection *>(connection);
ASSERT_EQ(OB_SUCCESS, inner_conn->start_transaction(RunCtx.tenant_id_));
constexpr int64_t LEN = 128;
char buffer[LEN];
int64_t pos = 0;
int64_t magic_number = 12345;
ASSERT_EQ(OB_SUCCESS, serialization::encode(buffer, LEN, pos, magic_number));
ASSERT_EQ(OB_SUCCESS, inner_conn->register_multi_data_source(RunCtx.tenant_id_, share::ObLSID(1), transaction::ObTxDataSourceType::TEST3, buffer, pos));
ASSERT_EQ(OB_SUCCESS, inner_conn->register_multi_data_source(RunCtx.tenant_id_, share::ObLSID(1001), transaction::ObTxDataSourceType::TEST3, buffer, pos));
// ASSERT_EQ(OB_SUCCESS, inner_conn->commit());
// ASSERT_EQ(OB_SUCCESS, inner_conn->rollback());
ASSERT_EQ(OB_SUCCESS, inner_conn->commit());
// int64_t val = 0;
// ASSERT_EQ(OB_SUCCESS, TestMdsTable.get_snapshot<ExampleUserData1>([&val](const ExampleUserData1 &data) {
// val = data.value_;
// return OB_SUCCESS;
// }, share::SCN::max_scn()));
// ASSERT_EQ(magic_number, val);
}
TEST_F(TestMdsTransactionTest, test_for_each_kv_in_unit_in_tablet)
{
int ret = OB_SUCCESS;
ObMediumCompactionInfo data_1, data_2, data_3, data_11;
ObMediumCompactionInfo &data_1_ref = data_1;
data_1.data_version_ = 1;
data_2.data_version_ = 2;
data_3.data_version_ = 3;
data_11.data_version_ = 11;
MTL_SWITCH(OB_SYS_TENANT_ID)
{
int64_t _;
// 1. 新建一个tablet
ASSERT_EQ(OB_SUCCESS, GCTX.ddl_sql_proxy_->write(OB_SYS_TENANT_ID, "create table test_mds_table(a int)", _));
// 2. 从表名拿到它的tablet_id
ObTabletID tablet_id;
ASSERT_EQ(OB_SUCCESS, ObTableAccessHelper::read_single_row(OB_SYS_TENANT_ID,
{"tablet_id"},
OB_ALL_TABLE_TNAME,
"where table_name = 'test_mds_table'",
tablet_id));
// 3. 从tablet_id拿到它的ls_id
ObLSID ls_id;
char where_condition[512] = { 0 };
databuff_printf(where_condition, 512, "where tablet_id = %ld", tablet_id.id());
ASSERT_EQ(OB_SUCCESS, ObTableAccessHelper::read_single_row(OB_SYS_TENANT_ID,
{"ls_id"},
OB_ALL_TABLET_TO_LS_TNAME,
where_condition,
ls_id));
// 4. 从ls_id找到ls
storage::ObLSHandle ls_handle;
ASSERT_EQ(OB_SUCCESS, MTL(storage::ObLSService *)->get_ls(ls_id, ls_handle, ObLSGetMod::TRANS_MOD));
// 5. 从LS找到tablet结构
storage::ObTabletHandle tablet_handle;
ASSERT_EQ(OB_SUCCESS, ls_handle.get_ls()->get_tablet(tablet_id, tablet_handle));
// 6. 调用tablet接口第一次写入多源数据,提交
MdsCtx ctx1(mds::MdsWriter(ObTransID(1)));
ASSERT_EQ(OB_SUCCESS, tablet_handle.get_obj()->set(ObMediumCompactionInfoKey(1), data_1_ref, ctx1));
ASSERT_EQ(OB_SUCCESS, tablet_handle.get_obj()->set(ObMediumCompactionInfoKey(3), data_3, ctx1));
ctx1.single_log_commit(mock_scn(10), mock_scn(10));
// 7. 调用tablet接口第二次写入多源数据,不提交
MdsCtx ctx2(mds::MdsWriter(ObTransID(2)));
ASSERT_EQ(OB_SUCCESS, tablet_handle.get_obj()->set(ObMediumCompactionInfoKey(1), data_11, ctx2));
ASSERT_EQ(OB_SUCCESS, tablet_handle.get_obj()->set(ObMediumCompactionInfoKey(2), data_2, ctx2));
}
}// ctx2 is auto aborted, but print ERROR log
TEST_F(TestMdsTransactionTest, test_mds_table_gc_and_recycle)
{
MDS_LOG(INFO, "test_mds_table_gc_and_recycle");
int ret = OB_SUCCESS;
ObTabletBindingMdsUserData data_to_write;
data_to_write.schema_version_ = 1;
data_to_write.snapshot_version_ = 1;
data_to_write.data_tablet_id_ = ObTabletID(2);
data_to_write.hidden_tablet_id_ = ObTabletID(3);
data_to_write.lob_meta_tablet_id_ = ObTabletID(4);
data_to_write.lob_piece_tablet_id_ = ObTabletID(5);
MTL_SWITCH(OB_SYS_TENANT_ID)
{
int64_t _;
// 1. 新建一个tablet
ASSERT_EQ(OB_SUCCESS, GCTX.ddl_sql_proxy_->write(OB_SYS_TENANT_ID, "create table test_mds_table2(a int)", _));
// 2. 从表名拿到它的tablet_id
ASSERT_EQ(OB_SUCCESS, ObTableAccessHelper::read_single_row(OB_SYS_TENANT_ID,
{"tablet_id"},
OB_ALL_TABLE_TNAME,
"where table_name = 'test_mds_table2'",
tablet_id));
// 3. 从tablet_id拿到它的ls_id
ObLSID ls_id;
char where_condition[512] = { 0 };
databuff_printf(where_condition, 512, "where tablet_id = %ld", tablet_id.id());
ASSERT_EQ(OB_SUCCESS, ObTableAccessHelper::read_single_row(OB_SYS_TENANT_ID,
{"ls_id"},
OB_ALL_TABLET_TO_LS_TNAME,
where_condition,
ls_id));
// 4. 从ls_id找到ls
storage::ObLSHandle ls_handle;
ASSERT_EQ(OB_SUCCESS, MTL(storage::ObLSService *)->get_ls(ls_id, ls_handle, ObLSGetMod::TRANS_MOD));
// 5. 从LS找到tablet结构1
storage::ObTabletHandle tablet_handle;
ASSERT_EQ(OB_SUCCESS, ls_handle.get_ls()->get_tablet(tablet_id, tablet_handle));
// 6. 调用tablet接口写入多源数据,提交
MdsCtx ctx1(mds::MdsWriter(ObTransID(1)));
share::SCN rec_scn;
ASSERT_EQ(OB_SUCCESS, tablet_handle.get_obj()->set(data_to_write, ctx1));
// ASSERT_EQ(OB_SUCCESS, static_cast<ObTabletPointer*>(tablet_handle.get_obj()->pointer_hdl_.get_resource_ptr())->mds_table_handler_.mds_table_handle_.get_rec_scn(rec_scn));
// ASSERT_EQ(share::SCN::max_scn(), rec_scn);
ctx1.single_log_commit(mock_scn(10), mock_scn(10000000));
ASSERT_EQ(true, static_cast<ObTabletPointer*>(tablet_handle.get_obj()->pointer_hdl_.get_resource_ptr())->mds_table_handler_.mds_table_handle_.is_valid());
// ASSERT_EQ(OB_SUCCESS, static_cast<ObTabletPointer*>(tablet_handle.get_obj()->pointer_hdl_.get_resource_ptr())->mds_table_handler_.mds_table_handle_.get_rec_scn(rec_scn));
// ASSERT_EQ(mock_scn(10), rec_scn);
std::this_thread::sleep_for(std::chrono::seconds(5));
share::SCN max_decided_scn;
ASSERT_EQ(OB_SUCCESS, ls_handle.get_ls()->get_max_decided_scn(max_decided_scn));
ASSERT_EQ(OB_SUCCESS, tablet_handle.get_obj()->mds_table_flush(max_decided_scn));
// 7. 检查mds table的存在情况
std::this_thread::sleep_for(std::chrono::seconds(5));
ASSERT_EQ(true, static_cast<ObTabletPointer*>(tablet_handle.get_obj()->pointer_hdl_.get_resource_ptr())->mds_table_handler_.mds_table_handle_.is_valid());
ASSERT_EQ(OB_SUCCESS, static_cast<ObTabletPointer*>(tablet_handle.get_obj()->pointer_hdl_.get_resource_ptr())->mds_table_handler_.mds_table_handle_.get_rec_scn(rec_scn));
ASSERT_EQ(share::SCN::max_scn(), rec_scn);
MDS_LOG(INFO, "change mock_tablet_oldest_scn", K(tablet_id));
mock_tablet_oldest_scn = unittest::mock_scn(2074916885902668817);
std::this_thread::sleep_for(std::chrono::seconds(15));
ASSERT_EQ(false, static_cast<ObTabletPointer*>(tablet_handle.get_obj()->pointer_hdl_.get_resource_ptr())->mds_table_handler_.mds_table_handle_.is_valid());
ASSERT_EQ(OB_SUCCESS, ls_handle.get_ls()->get_tablet(tablet_id, tablet_handle));// 重新获取一下tablet handle
ASSERT_EQ(OB_SUCCESS, (tablet_handle.get_obj()->get_mds_data_from_tablet<mds::DummyKey, ObTabletBindingMdsUserData>(mds::DummyKey(), share::SCN::max_scn(), 1_s,
[&data_to_write](const ObTabletBindingMdsUserData &data_to_read) -> int {
OB_ASSERT(data_to_write.schema_version_ == data_to_read.schema_version_);
return OB_SUCCESS;
})));
mock_tablet_oldest_scn = unittest::mock_scn(1000);
}
}
TEST_F(TestMdsTransactionTest, test_mds_table_get_tablet_status_transfer_in_written_state)
{
MDS_LOG(INFO, "test_mds_table_get_tablet_status_transfer_in_written_state");
int ret = OB_SUCCESS;
bool written = false;
ObTabletCreateDeleteMdsUserData data_to_write;
data_to_write.tablet_status_ = ObTabletStatus::TRANSFER_IN;
data_to_write.create_commit_scn_ = mock_scn(10);
data_to_write.create_commit_version_ = 10;
data_to_write.transfer_ls_id_ = ObLSID(10);
data_to_write.transfer_scn_ = mock_scn(10);
MTL_SWITCH(OB_SYS_TENANT_ID)
{
int64_t _;
// 1. 新建一个tablet
ASSERT_EQ(OB_SUCCESS, GCTX.ddl_sql_proxy_->write(OB_SYS_TENANT_ID, "create table test_mds_table3(a int)", _));
// 2. 从表名拿到它的tablet_id
ASSERT_EQ(OB_SUCCESS, ObTableAccessHelper::read_single_row(OB_SYS_TENANT_ID,
{"tablet_id"},
OB_ALL_TABLE_TNAME,
"where table_name = 'test_mds_table3'",
tablet_id));
// 3. 从tablet_id拿到它的ls_id
ObLSID ls_id;
char where_condition[512] = { 0 };
databuff_printf(where_condition, 512, "where tablet_id = %ld", tablet_id.id());
ASSERT_EQ(OB_SUCCESS, ObTableAccessHelper::read_single_row(OB_SYS_TENANT_ID,
{"ls_id"},
OB_ALL_TABLET_TO_LS_TNAME,
where_condition,
ls_id));
// 4. 从ls_id找到ls
storage::ObLSHandle ls_handle;
ASSERT_EQ(OB_SUCCESS, MTL(storage::ObLSService *)->get_ls(ls_id, ls_handle, ObLSGetMod::TRANS_MOD));
// 5. 从LS找到tablet结构
storage::ObTabletHandle tablet_handle;
ASSERT_EQ(OB_SUCCESS, ls_handle.get_ls()->get_tablet(tablet_id, tablet_handle));
// 6. 调用tablet接口写入多源数据,提交
share::SCN max_decided_scn;
ASSERT_EQ(OB_SUCCESS, ls_handle.get_ls()->get_max_decided_scn(max_decided_scn));
MdsCtx ctx1(mds::MdsWriter(ObTransID(1)));
share::SCN rec_scn;
ASSERT_EQ(OB_STATE_NOT_MATCH, tablet_handle.get_obj()->check_transfer_in_redo_written(written));// 这个时候因为tablet status不是TRANSFER IN所以查不出来
ASSERT_EQ(OB_SUCCESS, tablet_handle.get_obj()->set(data_to_write, ctx1));
ASSERT_EQ(OB_SUCCESS, tablet_handle.get_obj()->check_transfer_in_redo_written(written));// 这个时候tablet status是TRANSFER IN, 但事务还没写日志,所以可以查出结果,但结果是false
ASSERT_EQ(false, written);
ctx1.single_log_commit(max_decided_scn, max_decided_scn);
ASSERT_EQ(OB_SUCCESS, tablet_handle.get_obj()->check_transfer_in_redo_written(written));// 这个时候tablet status是TRANSFER IN, 并且事务已经提交,所以可以查出结果,并且结果是true
ASSERT_EQ(true, written);
ASSERT_EQ(true, static_cast<ObTabletPointer*>(tablet_handle.get_obj()->pointer_hdl_.get_resource_ptr())->mds_table_handler_.mds_table_handle_.is_valid());
std::this_thread::sleep_for(std::chrono::seconds(5));
ASSERT_EQ(OB_SUCCESS, tablet_handle.get_obj()->mds_table_flush(max_decided_scn));
// 7. 检查mds table的存在情况
std::this_thread::sleep_for(std::chrono::seconds(5));
MDS_LOG(INFO, "print tablet id", K(tablet_id));
ASSERT_EQ(true, static_cast<ObTabletPointer*>(tablet_handle.get_obj()->pointer_hdl_.get_resource_ptr())->mds_table_handler_.mds_table_handle_.is_valid());
ASSERT_EQ(OB_SUCCESS, static_cast<ObTabletPointer*>(tablet_handle.get_obj()->pointer_hdl_.get_resource_ptr())->mds_table_handler_.mds_table_handle_.get_rec_scn(rec_scn));
ASSERT_EQ(share::SCN::max_scn(), rec_scn);
MDS_LOG(INFO, "change mock_tablet_oldest_scn", K(tablet_id));
mock_tablet_oldest_scn = unittest::mock_scn(2074916885902668817);
std::this_thread::sleep_for(std::chrono::seconds(15));
ASSERT_EQ(false, static_cast<ObTabletPointer*>(tablet_handle.get_obj()->pointer_hdl_.get_resource_ptr())->mds_table_handler_.mds_table_handle_.is_valid());// mds table已经释放
ASSERT_EQ(OB_SUCCESS, ls_handle.get_ls()->get_tablet(tablet_id, tablet_handle));// 重新获取一下tablet handle
ASSERT_EQ(OB_SUCCESS, tablet_handle.get_obj()->check_transfer_in_redo_written(written));// 这个时候tablet status是TRANSFER IN, 并且事务已经提交,所以可以查出结果,并且结果是true
ASSERT_EQ(true, written);
mock_tablet_oldest_scn = unittest::mock_scn(1000);
}
}
TEST_F(TestMdsTransactionTest, end)
{
if (RunCtx.time_sec_ > 0) {
::sleep(RunCtx.time_sec_);
}
}
} // end unittest
} // end oceanbase
int main(int argc, char **argv)
{
int c = 0;
int time_sec = 0;
char *log_level = (char*)"WDIAG";
while(EOF != (c = getopt(argc,argv,"t:l:"))) {
switch(c) {
case 't':
time_sec = atoi(optarg);
break;
case 'l':
log_level = optarg;
oceanbase::unittest::ObSimpleClusterTestBase::enable_env_warn_log_ = false;
break;
default:
break;
}
}
oceanbase::unittest::init_log_and_gtest(argc, argv);
OB_LOGGER.set_log_level(log_level);
LOG_INFO("main>>>");
oceanbase::unittest::RunCtx.time_sec_ = time_sec;
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}
#endif