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[4.1] support distributed txn free route

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This commit is contained in:
chinaxing
2023-01-28 16:07:17 +08:00
committed by ob-robot
parent 1cdf1dff1c
commit 30d0adec61
89 changed files with 3978 additions and 518 deletions
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27
src/sql/ob_sql_trans_control.h
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@ -203,11 +203,7 @@ public:
static int end_stmt(ObExecContext &exec_ctx, const bool is_rollback);
static int kill_query_session(ObSQLSessionInfo &session, const ObSQLSessionState &status);
static int kill_tx(ObSQLSessionInfo *session, int cause);
static int kill_idle_timeout_tx(ObSQLSessionInfo *session)
{
using namespace oceanbase::transaction;
return kill_tx(session, OB_TRANS_IDLE_TIMEOUT);
}
static int kill_idle_timeout_tx(ObSQLSessionInfo *session);
static int kill_deadlock_tx(ObSQLSessionInfo *session)
{
using namespace oceanbase::transaction;
@ -275,6 +271,27 @@ public:
* in this case, the trans_result was incomplete, the flag must been set.
*/
static int rollback_savepoint(ObExecContext &exec_ctx, const int64_t savepoint);
//
// Transaction free route relative
//
// called when receive request to update txn state
static int update_txn_static_state(ObSQLSessionInfo &session, const char* buf, const int64_t len, int64_t &pos);
static int update_txn_dynamic_state(ObSQLSessionInfo &session, const char* buf, const int64_t len, int64_t &pos);
static int update_txn_parts_state(ObSQLSessionInfo &session, const char* buf, const int64_t len, int64_t &pos);
static int update_txn_extra_state(ObSQLSessionInfo &session, const char* buf, const int64_t len, int64_t &pos);
// called when response client to decide whether need allow free route and whether state need to be returned
static int calc_txn_free_route(ObSQLSessionInfo &session, transaction::ObTxnFreeRouteCtx &txn_free_route_ctx);
// called when response client to serialize txn state which has changed
static int serialize_txn_static_state(ObSQLSessionInfo &session, char* buf, const int64_t len, int64_t &pos);
static int serialize_txn_dynamic_state(ObSQLSessionInfo &session, char* buf, const int64_t len, int64_t &pos);
static int serialize_txn_parts_state(ObSQLSessionInfo &session, char* buf, const int64_t len, int64_t &pos);
static int serialize_txn_extra_state(ObSQLSessionInfo &session, char* buf, const int64_t len, int64_t &pos);
static int64_t get_txn_static_state_serialize_size(ObSQLSessionInfo &session);
static int64_t get_txn_dynamic_state_serialize_size(ObSQLSessionInfo &session);
static int64_t get_txn_parts_state_serialize_size(ObSQLSessionInfo &session);
static int64_t get_txn_extra_state_serialize_size(ObSQLSessionInfo &session);
static int check_free_route_tx_alive(ObSQLSessionInfo &session, transaction::ObTxnFreeRouteCtx &txn_free_rotue_ctx);
};
inline int ObSqlTransControl::get_trans_expire_ts(const ObSQLSessionInfo &my_session,