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oceanbase/mittest/simple_server/test_memtable_new_safe_to_destroy.cpp

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/**
* Copyright (c) 2024 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>
#define protected public
#define private public
#include "env/ob_simple_cluster_test_base.h"
#include "mittest/env/ob_simple_server_helper.h"
#include "storage/tx/ob_tx_loop_worker.h"
#include "storage/tx/ob_trans_part_ctx.h"
static const char *TEST_FILE_NAME = "test_memtable_new_safe_to_destroy";
namespace oceanbase
{
ObTransID qcc_tx_id;
namespace transaction
{
int ObTxLogCb::on_success()
{
int ret = OB_SUCCESS;
const ObTransID tx_id = trans_id_;
if (!is_inited_) {
ret = OB_NOT_INIT;
TRANS_LOG(WARN, "ObTxLogCb not inited", K(ret));
} else if (NULL == ctx_) {
ret = OB_ERR_UNEXPECTED;
TRANS_LOG(ERROR, "ctx is null", K(ret), K(tx_id), KP(ctx_));
} else {
ObPartTransCtx *part_ctx = static_cast<ObPartTransCtx *>(ctx_);
while (qcc_tx_id == tx_id) {
TRANS_LOG(INFO, "qcc debug", KPC(part_ctx), K(tx_id));
fprintf(stdout, "qcc debug\n");
usleep(1 * 1000 * 1000);
}
if (OB_FAIL(part_ctx->on_success(this))) {
TRANS_LOG(WARN, "sync log success callback error", K(ret), K(tx_id));
}
}
return ret;
}
}
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 ObTestMemtableNewSafeToDestroy : public ObSimpleClusterTestBase
{
public:
ObTestMemtableNewSafeToDestroy() : ObSimpleClusterTestBase(TEST_FILE_NAME) {}
void create_test_tenant(uint64_t &tenant_id)
{
TRANS_LOG(INFO, "create_tenant start");
ASSERT_EQ(OB_SUCCESS, create_tenant());
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));
}
void prepare_sys_env()
{
common::ObMySQLProxy &sql_proxy = get_curr_simple_server().get_sql_proxy();
int64_t affected_rows = 0;
ObSqlString sql;
EXE_SQL("alter system set debug_sync_timeout = '2000s'");
}
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 undo_retention = 0");
}
void get_ls(const uint64_t tenant_id,
const share::ObLSID ls_id,
ObLS *&ls)
{
ls = nullptr;
share::ObTenantSwitchGuard tenant_guard;
ASSERT_EQ(OB_SUCCESS, tenant_guard.switch_to(tenant_id));
ObLSService *ls_svr = MTL(ObLSService*);
ASSERT_NE(nullptr, ls_svr);
ObLSHandle handle;
ASSERT_EQ(OB_SUCCESS, ls_svr->get_ls(ls_id, handle, ObLSGetMod::STORAGE_MOD));
ASSERT_NE(nullptr, ls = handle.get_ls());
}
void get_memtable(const uint64_t tenant_id,
const share::ObLSID ls_id,
const ObTabletID tablet_id,
ObTableHandleV2 &handle)
{
ObLS *ls = NULL;
get_ls(tenant_id, ls_id, ls);
ObTabletHandle tablet_handle;
ObTablet *tablet = nullptr;
ASSERT_EQ(OB_SUCCESS, ls->get_tablet_svr()->get_tablet(tablet_id, tablet_handle));
tablet = tablet_handle.get_obj();
ASSERT_EQ(OB_SUCCESS, tablet->get_active_memtable(handle));
}
void get_tablet(const uint64_t tenant_id,
const share::ObLSID ls_id,
const ObTabletID tablet_id,
ObTabletHandle &tablet_handle)
{
ObLS *ls = NULL;
get_ls(tenant_id, ls_id, ls);
ASSERT_EQ(OB_SUCCESS, ls->get_tablet_svr()->get_tablet(tablet_id, tablet_handle));
}
};
TEST_F(ObTestMemtableNewSafeToDestroy, test_safe_to_destroy)
{
ObSqlString sql;
int64_t affected_rows = 0;
// ============================== Phase1. create tenant and table ==============================
TRANS_LOG(INFO, "create tenant start");
uint64_t tenant_id = 0;
create_test_tenant(tenant_id);
TRANS_LOG(INFO, "create tenant end");
prepare_sys_env();
share::ObTenantSwitchGuard tenant_guard;
ASSERT_EQ(OB_SUCCESS, tenant_guard.switch_to(tenant_id));
TRANS_LOG(INFO, "create table start");
common::ObMySQLProxy &sql_proxy = get_curr_simple_server().get_sql_proxy2();
EXE_SQL("create table qcc (a int)");
// wait minor freeze when create table
usleep(10 * 1000 * 1000);
TRANS_LOG(INFO, "create_table end");
prepare_tenant_env();
sqlclient::ObISQLConnection *user_connection = nullptr;
ASSERT_EQ(OB_SUCCESS, sql_proxy.acquire(user_connection));
ASSERT_NE(nullptr, user_connection);
TRANS_LOG(INFO, "start the txn");
WRITE_SQL_BY_CONN(user_connection, "begin;");
WRITE_SQL_FMT_BY_CONN(user_connection, "insert into qcc values(1);");
ASSERT_EQ(0, SSH::find_tx(user_connection, qcc_tx_id));
ObTableHandleV2 handle;
ObTabletID tablet_id;
ASSERT_EQ(0, SSH::select_table_tablet(tenant_id, "qcc", tablet_id));
get_memtable(tenant_id, share::ObLSID(1001), tablet_id, handle);
ObIMemtable *imemtable;
handle.get_memtable(imemtable);
memtable::ObMemtable *memtable = dynamic_cast<memtable::ObMemtable *>(imemtable);
TRANS_LOG(INFO, "qcc print", KPC(memtable));
std::thread th([user_connection] () {
user_connection->commit();
TRANS_LOG(INFO, "qcc not debug");
fprintf(stdout, "qcc not debug\n");
});
usleep(5 * 1000 * 1000);
TRANS_LOG(INFO, "qcc print", KPC(memtable));
bool is_safe = false;
// EXPECT_EQ(3, memtable->ref_cnt_);
// EXPECT_EQ(0, memtable->write_ref_cnt_);
// EXPECT_EQ(0, memtable->unsubmitted_cnt_);
handle.reset();
storage::ObTabletMemtableMgr *memtable_mgr = memtable->get_memtable_mgr();
EXPECT_EQ(OB_SUCCESS, memtable_mgr->release_memtables());
TRANS_LOG(INFO, "qcc print2", KPC(memtable));
ObTabletHandle tablet_handle;
get_tablet(tenant_id, share::ObLSID(1001), tablet_id, tablet_handle);
tablet_handle.get_obj()->reset_memtable();
TRANS_LOG(INFO, "qcc print3", KPC(memtable));
usleep(5 * 1000 * 1000);
ObPartTransCtx *ctx = nullptr;
ASSERT_EQ(0, SSH::get_tx_ctx(tenant_id, share::ObLSID(1001), qcc_tx_id, ctx));
EXPECT_EQ(2, ctx->mt_ctx_.trans_mgr_.callback_list_.get_length());
EXPECT_EQ(OB_SUCCESS, memtable->safe_to_destroy(is_safe));
EXPECT_EQ(false, is_safe);
EXPECT_EQ(OB_SUCCESS, ctx->mt_ctx_.trans_mgr_.callback_list_.tx_print_callback());
qcc_tx_id.reset();
usleep(1 * 1000 * 1000);
th.join();
}
}
}
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();
}
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