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[CP] [MDS] deserialize buffer_ctx by multi_data_source id

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This commit is contained in:
fengdeyiji
2024-08-21 13:11:36 +00:00
committed by ob-robot
parent 7de3a485cb
commit 10993c4915
7 changed files with 227 additions and 29 deletions
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63
src/storage/multi_data_source/buffer_ctx.cpp
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@ -26,6 +26,7 @@
#include "storage/multi_data_source/runtime_utility/mds_tenant_service.h"
#include "storage/tx/ob_trans_define.h"
#include "storage/multi_data_source/runtime_utility/mds_tenant_service.h"
#include "storage/tx/ob_trans_define.h"
namespace oceanbase
{
@ -117,17 +118,65 @@ int deserialize_<BufferCtxTupleHelper::get_element_size()>(BufferCtx *&ctx_,
return ret;
}
/****************************************************for compat********************************************************/
transaction::ObTxBufferNode *get_current_tx_buffer_node() {
transaction::ObTxBufferNode *tx_buffer_node = nullptr;
if (transaction::TLOCAL_P_TX_BUFFER_NODE_ARRAY) {
transaction::ObTxBufferNodeArray &array = *transaction::TLOCAL_P_TX_BUFFER_NODE_ARRAY;
for (int64_t idx = 0; idx < array.count(); ++idx) {
if (!array[idx].has_deserialized_buffer_ctx()) {
tx_buffer_node = &array[idx];
break;
}
}
}
return tx_buffer_node;
}
int get_ctx_type_id_by_multi_data_source_type_idx(const transaction::ObTxDataSourceType multi_data_source_type, int64_t &ctx_type_idx) {
int ret = OB_SUCCESS;
switch (multi_data_source_type) {
#define NEED_GENERATE_MDS_FRAME_CODE_FOR_TRANSACTION
#define _GENERATE_MDS_FRAME_CODE_FOR_TRANSACTION_(HELPER_CLASS, BUFFER_CTX_TYPE, ID, ENUM_NAME) \
case transaction::ObTxDataSourceType::ENUM_NAME:\
{\
ctx_type_idx = TupleTypeIdx<BufferCtxTupleHelper, BUFFER_CTX_TYPE>::value;\
}\
break;
#include "storage/multi_data_source/compile_utility/mds_register.h"
#undef _GENERATE_MDS_FRAME_CODE_FOR_TRANSACTION_
#undef NEED_GENERATE_MDS_FRAME_CODE_FOR_TRANSACTION
default:// this is an old MDS out of FRAME code, for example: table lock
MDS_LOG(INFO, "this multi data source is out of frame", KR(ret), K(ctx_type_idx), K(multi_data_source_type));
break;
}
return ret;
}
/**********************************************************************************************************************/
int BufferCtxNode::deserialize(const char *buf, const int64_t buf_len, int64_t &pos, ObIAllocator &allocator)
{
int ret = OB_SUCCESS;
MDS_TG(10_ms);
int64_t type_idx = INVALID_VALUE;
if (MDS_FAIL(serialization::decode(buf, buf_len, pos, type_idx))) {
MDS_LOG(ERROR, "fail to deserialize buffer ctx id", KR(ret), K(type_idx));
} else if (INVALID_VALUE == type_idx) {
MDS_LOG(DEBUG, "deserialized INVALD buffer ctx", KR(ret), K(type_idx), K(buf_len), K(pos));
} else if (MDS_FAIL(deserialize_<0>(ctx_, type_idx, buf, buf_len, pos, allocator))) {
MDS_LOG(WARN, "deserialized buffer ctx failed", KR(ret), K(type_idx));
int64_t ctx_type_idx = INVALID_VALUE;
transaction::ObTxBufferNode *tx_buffer_node = get_current_tx_buffer_node();
if (MDS_FAIL(serialization::decode(buf, buf_len, pos, ctx_type_idx))) {
MDS_LOG(ERROR, "fail to deserialize buffer ctx id", KR(ret), K(ctx_type_idx));
} else if (INVALID_VALUE == ctx_type_idx) {
MDS_LOG(DEBUG, "deserialized INVALD buffer ctx", KR(ret), K(ctx_type_idx), K(buf_len), K(pos));
} else {
if (tx_buffer_node) {
if (OB_FAIL(get_ctx_type_id_by_multi_data_source_type_idx(tx_buffer_node->get_data_source_type(), ctx_type_idx))) {
MDS_LOG(ERROR, "fail get_ctx_type_id_by_multi_data_source_type_idx", KR(ret), K(ctx_type_idx));
}
}
if (OB_FAIL(ret)) {
} else if (MDS_FAIL(deserialize_<0>(ctx_, ctx_type_idx, buf, buf_len, pos, allocator))) {
MDS_LOG(WARN, "deserialized buffer ctx failed", KR(ret), K(ctx_type_idx));
}
}
if (OB_SUCC(ret)) {
if (tx_buffer_node) {
tx_buffer_node->set_has_deserialized_buffer_ctx();
}
}
return ret;
}