github-actions[bot] commented on code in PR #29005:
URL: https://github.com/apache/doris/pull/29005#discussion_r1444208867
##########
be/src/olap/task/engine_clone_task.cpp:
##########
@@ -158,6 +158,13 @@ Status EngineCloneTask::execute() {
}
Status EngineCloneTask::_do_clone() {
Review Comment:
warning: function '_do_clone' has cognitive complexity of 56 (threshold 50)
[readability-function-cognitive-complexity]
```cpp
Status EngineCloneTask::_do_clone() {
^
```
<details>
<summary>Additional context</summary>
**be/src/olap/task/engine_clone_task.cpp:160:** +1, including nesting
penalty of 0, nesting level increased to 1
```cpp
DBUG_EXECUTE_IF("EngineCloneTask.finish.random", {
^
```
**be/src/util/debug_points.h:32:** expanded from macro 'DBUG_EXECUTE_IF'
```cpp
if (UNLIKELY(config::enable_debug_points)) {
\
^
```
**be/src/olap/task/engine_clone_task.cpp:160:** +2, including nesting
penalty of 1, nesting level increased to 2
```cpp
DBUG_EXECUTE_IF("EngineCloneTask.finish.random", {
^
```
**be/src/util/debug_points.h:34:** expanded from macro 'DBUG_EXECUTE_IF'
```cpp
if (dp) {
\
^
```
**be/src/olap/task/engine_clone_task.cpp:161:** +3, including nesting
penalty of 2, nesting level increased to 3
```cpp
if (rand() % 100 < (100 * dp->param("percent", 0.5))) {
^
```
**be/src/olap/task/engine_clone_task.cpp:167:** +1, including nesting
penalty of 0, nesting level increased to 1
```cpp
DBUG_EXECUTE_IF("EngineCloneTask.wait_clone", {
^
```
**be/src/util/debug_points.h:32:** expanded from macro 'DBUG_EXECUTE_IF'
```cpp
if (UNLIKELY(config::enable_debug_points)) {
\
^
```
**be/src/olap/task/engine_clone_task.cpp:167:** +2, including nesting
penalty of 1, nesting level increased to 2
```cpp
DBUG_EXECUTE_IF("EngineCloneTask.wait_clone", {
^
```
**be/src/util/debug_points.h:34:** expanded from macro 'DBUG_EXECUTE_IF'
```cpp
if (dp) {
\
^
```
**be/src/olap/task/engine_clone_task.cpp:180:** +1, including nesting
penalty of 0, nesting level increased to 1
```cpp
if (tablet && tablet->tablet_state() == TABLET_NOTREADY) {
^
```
**be/src/olap/task/engine_clone_task.cpp:180:** +1
```cpp
if (tablet && tablet->tablet_state() == TABLET_NOTREADY) {
^
```
**be/src/olap/task/engine_clone_task.cpp:183:** +2, including nesting
penalty of 1, nesting level increased to 2
```cpp
RETURN_IF_ERROR(StorageEngine::instance()->tablet_manager()->drop_tablet(
^
```
**be/src/common/status.h:534:** expanded from macro 'RETURN_IF_ERROR'
```cpp
do { \
^
```
**be/src/olap/task/engine_clone_task.cpp:183:** +3, including nesting
penalty of 2, nesting level increased to 3
```cpp
RETURN_IF_ERROR(StorageEngine::instance()->tablet_manager()->drop_tablet(
^
```
**be/src/common/status.h:536:** expanded from macro 'RETURN_IF_ERROR'
```cpp
if (UNLIKELY(!_status_.ok())) { \
^
```
**be/src/olap/task/engine_clone_task.cpp:191:** +1, including nesting
penalty of 0, nesting level increased to 1
```cpp
if (tablet != nullptr) {
^
```
**be/src/olap/task/engine_clone_task.cpp:193:** +2, including nesting
penalty of 1, nesting level increased to 2
```cpp
if (!migration_rlock.owns_lock()) {
^
```
**be/src/olap/task/engine_clone_task.cpp:197:** +2, including nesting
penalty of 1, nesting level increased to 2
```cpp
if (tablet->replica_id() < _clone_req.replica_id) {
^
```
**be/src/olap/task/engine_clone_task.cpp:209:** +2, including nesting
penalty of 1, nesting level increased to 2
```cpp
if (tablet->enable_unique_key_merge_on_write()) {
^
```
**be/src/olap/task/engine_clone_task.cpp:212:** +3, including nesting
penalty of 2, nesting level increased to 3
```cpp
if (min_pending_ver - 1 < specified_version) {
^
```
**be/src/olap/task/engine_clone_task.cpp:223:** +2, including nesting
penalty of 1, nesting level increased to 2
```cpp
if (missed_versions.empty()) {
^
```
**be/src/olap/task/engine_clone_task.cpp:239:** +2, including nesting
penalty of 1, nesting level increased to 2
```cpp
RETURN_IF_ERROR(_make_and_download_snapshots(*(tablet->data_dir()),
local_data_path,
^
```
**be/src/common/status.h:534:** expanded from macro 'RETURN_IF_ERROR'
```cpp
do { \
^
```
**be/src/olap/task/engine_clone_task.cpp:239:** +3, including nesting
penalty of 2, nesting level increased to 3
```cpp
RETURN_IF_ERROR(_make_and_download_snapshots(*(tablet->data_dir()),
local_data_path,
^
```
**be/src/common/status.h:536:** expanded from macro 'RETURN_IF_ERROR'
```cpp
if (UNLIKELY(!_status_.ok())) { \
^
```
**be/src/olap/task/engine_clone_task.cpp:242:** +2, including nesting
penalty of 1, nesting level increased to 2
```cpp
RETURN_IF_ERROR(_finish_clone(tablet.get(), local_data_path,
specified_version,
^
```
**be/src/common/status.h:534:** expanded from macro 'RETURN_IF_ERROR'
```cpp
do { \
^
```
**be/src/olap/task/engine_clone_task.cpp:242:** +3, including nesting
penalty of 2, nesting level increased to 3
```cpp
RETURN_IF_ERROR(_finish_clone(tablet.get(), local_data_path,
specified_version,
^
```
**be/src/common/status.h:536:** expanded from macro 'RETURN_IF_ERROR'
```cpp
if (UNLIKELY(!_status_.ok())) { \
^
```
**be/src/olap/task/engine_clone_task.cpp:244:** +1, nesting level increased
to 1
```cpp
} else {
^
```
**be/src/olap/task/engine_clone_task.cpp:253:** +2, including nesting
penalty of 1, nesting level increased to 2
```cpp
RETURN_IF_ERROR(StorageEngine::instance()->obtain_shard_path(
^
```
**be/src/common/status.h:534:** expanded from macro 'RETURN_IF_ERROR'
```cpp
do { \
^
```
**be/src/olap/task/engine_clone_task.cpp:253:** +3, including nesting
penalty of 2, nesting level increased to 3
```cpp
RETURN_IF_ERROR(StorageEngine::instance()->obtain_shard_path(
^
```
**be/src/common/status.h:536:** expanded from macro 'RETURN_IF_ERROR'
```cpp
if (UNLIKELY(!_status_.ok())) { \
^
```
**be/src/olap/task/engine_clone_task.cpp:270:** +2, including nesting
penalty of 1, nesting level increased to 2
```cpp
RETURN_IF_ERROR_(status,
^
```
**be/src/olap/task/engine_clone_task.cpp:130:** expanded from macro
'RETURN_IF_ERROR_'
```cpp
do { \
^
```
**be/src/olap/task/engine_clone_task.cpp:270:** +3, including nesting
penalty of 2, nesting level increased to 3
```cpp
RETURN_IF_ERROR_(status,
^
```
**be/src/olap/task/engine_clone_task.cpp:132:** expanded from macro
'RETURN_IF_ERROR_'
```cpp
if (UNLIKELY(!status.ok())) { \
^
```
**be/src/olap/task/engine_clone_task.cpp:277:** +2, including nesting
penalty of 1, nesting level increased to 2
```cpp
RETURN_IF_ERROR_(status, tablet_manager->load_tablet_from_dir(store,
_clone_req.tablet_id,
^
```
**be/src/olap/task/engine_clone_task.cpp:130:** expanded from macro
'RETURN_IF_ERROR_'
```cpp
do { \
^
```
**be/src/olap/task/engine_clone_task.cpp:277:** +3, including nesting
penalty of 2, nesting level increased to 3
```cpp
RETURN_IF_ERROR_(status, tablet_manager->load_tablet_from_dir(store,
_clone_req.tablet_id,
^
```
**be/src/olap/task/engine_clone_task.cpp:132:** expanded from macro
'RETURN_IF_ERROR_'
```cpp
if (UNLIKELY(!status.ok())) { \
^
```
**be/src/olap/task/engine_clone_task.cpp:281:** +2, including nesting
penalty of 1, nesting level increased to 2
```cpp
if (!tablet) {
^
```
</details>
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