BiteTheDDDDt commented on code in PR #64851:
URL: https://github.com/apache/doris/pull/64851#discussion_r3504113770
##########
be/src/exec/runtime_filter/runtime_filter_mgr.cpp:
##########
@@ -48,6 +51,189 @@
namespace doris {
+namespace {
+
+std::vector<RuntimeFilterPublishTarget> build_runtime_filter_publish_targets(
+ const std::vector<TRuntimeFilterTargetParamsV2>& targets) {
+ std::vector<RuntimeFilterPublishTarget> publish_targets;
+ publish_targets.reserve(targets.size());
+ for (const auto& target : targets) {
+ DORIS_CHECK(target.__isset.target_fragment_ids);
+ DORIS_CHECK(!target.target_fragment_ids.empty());
+ RuntimeFilterPublishTarget publish_target;
+
publish_target.addr.set_hostname(target.target_fragment_instance_addr.hostname);
+
publish_target.addr.set_port(target.target_fragment_instance_addr.port);
+ publish_target.fragment_ids = target.target_fragment_ids;
+ publish_targets.emplace_back(std::move(publish_target));
+ }
+ return publish_targets;
+}
+
+class RuntimeFilterRelayRpcClosure final : public google::protobuf::Closure {
+public:
+ RuntimeFilterRelayRpcClosure(std::shared_ptr<PPublishFilterRequestV2>
request,
+ std::weak_ptr<QueryContext> query_ctx)
+ : _request(std::move(request)),
+
_callback(HandleErrorBrpcCallback<PPublishFilterResponse>::create_shared(
+ std::move(query_ctx))) {}
+
+ void Run() override {
+ std::unique_ptr<RuntimeFilterRelayRpcClosure> self(this);
+ _callback->call();
+ }
+
+ brpc::Controller* cntl() { return _callback->cntl_.get(); }
+ PPublishFilterRequestV2* request() { return _request.get(); }
+ PPublishFilterResponse* response() { return _callback->response_.get(); }
+
+private:
+ std::shared_ptr<PPublishFilterRequestV2> _request;
+ std::shared_ptr<HandleErrorBrpcCallback<PPublishFilterResponse>> _callback;
+};
+
+Status send_runtime_filter_relay_rpc(const RuntimeFilterPublishTask& task,
+ const butil::IOBuf& request_attachment,
int timeout_ms,
+ std::weak_ptr<QueryContext> query_ctx) {
+ std::shared_ptr<PBackendService_Stub> stub(
+
ExecEnv::GetInstance()->brpc_internal_client_cache()->get_client(task.receiver.addr));
+ if (stub == nullptr) {
+ LOG(WARNING) << "Failed to init runtime filter relay rpc to "
+ << task.receiver.addr.hostname() << ":" <<
task.receiver.addr.port();
+ return Status::InternalError("Failed to init runtime filter relay rpc
to {}:{}",
+ task.receiver.addr.hostname(),
task.receiver.addr.port());
+ }
+
+ // brpc calls Run() exactly once; RuntimeFilterRelayRpcClosure deletes
itself there.
+ auto* closure = new RuntimeFilterRelayRpcClosure(
+ std::make_shared<PPublishFilterRequestV2>(task.request),
std::move(query_ctx));
+ if (request_attachment.size() > 0) {
+ closure->cntl()->request_attachment().append(request_attachment);
+ }
+ closure->cntl()->set_timeout_ms(timeout_ms);
+ if (config::execution_ignore_eovercrowded) {
+ closure->cntl()->ignore_eovercrowded();
+ }
+ stub->apply_filterv2(closure->cntl(), closure->request(),
closure->response(), closure);
+ return Status::OK();
+}
+
+void set_request_direct_publish_target(const TRuntimeFilterTargetParamsV2&
target,
+ PPublishFilterRequestV2* request) {
+ DORIS_CHECK(target.__isset.target_fragment_ids);
+ DORIS_CHECK(!target.target_fragment_ids.empty());
+ for (const auto& target_fragment_id : target.target_fragment_ids) {
+ request->add_fragment_ids(target_fragment_id);
+ }
+}
+
+} // namespace
+
+std::vector<std::vector<RuntimeFilterPublishTarget>>
split_runtime_filter_publish_targets(
+ const std::vector<RuntimeFilterPublishTarget>& targets, int fanout) {
+ DORIS_CHECK(!targets.empty());
+ DORIS_CHECK(fanout > 0);
+ size_t slice_count = std::min(targets.size(), static_cast<size_t>(fanout));
+ std::vector<std::vector<RuntimeFilterPublishTarget>> slices;
+ slices.reserve(slice_count);
+ for (size_t offset = 0; offset < targets.size();) {
+ size_t remaining_targets = targets.size() - offset;
+ size_t remaining_slices = slice_count - slices.size();
+ size_t slice_size = (remaining_targets + remaining_slices - 1) /
remaining_slices;
+ slices.emplace_back(targets.begin() + offset, targets.begin() + offset
+ slice_size);
+ offset += slice_size;
+ }
+ return slices;
+}
+
+std::vector<RuntimeFilterPublishTask> build_runtime_filter_publish_tasks(
+ const PPublishFilterRequestV2& base_request,
+ const std::vector<RuntimeFilterPublishTarget>& targets, int fanout) {
+ std::vector<RuntimeFilterPublishTask> tasks;
+ auto slices = split_runtime_filter_publish_targets(targets, fanout);
+ PPublishFilterRequestV2 request_template = base_request;
+ request_template.clear_fragment_ids();
+ request_template.clear_fragment_instance_ids();
+ request_template.clear_forward_targets();
+ tasks.reserve(slices.size());
+ for (const auto& slice : slices) {
+ DORIS_CHECK(!slice.empty());
+ RuntimeFilterPublishTask task;
+ task.receiver = slice.front();
+ task.request = request_template;
+
+ for (int32_t fragment_id : task.receiver.fragment_ids) {
+ task.request.add_fragment_ids(fragment_id);
+ }
+ for (size_t i = 1; i < slice.size(); ++i) {
+ DORIS_CHECK(!slice[i].fragment_ids.empty());
+ PPublishFilterForwardTarget* forward_target =
task.request.add_forward_targets();
+ forward_target->mutable_target_addr()->CopyFrom(slice[i].addr);
+ for (int32_t fragment_id : slice[i].fragment_ids) {
+ forward_target->add_fragment_ids(fragment_id);
+ }
+ }
+ tasks.emplace_back(std::move(task));
+ }
+ return tasks;
+}
+
+int calculate_tree_publish_fanout(int64_t serialized_filter_size, size_t
target_count,
+ int64_t max_send_bytes) {
+ DORIS_CHECK(serialized_filter_size > 0);
+ DORIS_CHECK(max_send_bytes >= 0);
+ if (max_send_bytes == 0 || target_count <= 1) {
+ return 0;
+ }
+
+ const int64_t direct_target_limit = max_send_bytes /
serialized_filter_size;
+ if (target_count <= static_cast<size_t>(direct_target_limit)) {
+ return 0;
+ }
+
+ int64_t fanout = std::max<int64_t>(1, direct_target_limit);
+ fanout = std::min<int64_t>(fanout, static_cast<int64_t>(target_count - 1));
Review Comment:
Done in `75171cb7c77`. The extra clamp is redundant because after
`target_count <= direct_target_limit` returns early, `direct_target_limit <
target_count`, so `max(1, direct_target_limit)` is already at most
`target_count - 1`.
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