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doris/be/src/service/internal_service.cpp

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// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
#include "service/internal_service.h"
#include <assert.h>
#include <brpc/closure_guard.h>
#include <brpc/controller.h>
#include <bthread/bthread.h>
#include <bthread/types.h>
#include <butil/errno.h>
#include <butil/iobuf.h>
#include <fcntl.h>
#include <gen_cpp/PaloInternalService_types.h>
#include <gen_cpp/PlanNodes_types.h>
#include <gen_cpp/Status_types.h>
#include <gen_cpp/Types_types.h>
#include <gen_cpp/internal_service.pb.h>
#include <gen_cpp/olap_file.pb.h>
#include <gen_cpp/segment_v2.pb.h>
#include <gen_cpp/types.pb.h>
#include <google/protobuf/stubs/callback.h>
#include <stddef.h>
#include <stdint.h>
#include <sys/stat.h>
#include <algorithm>
#include <exception>
#include <filesystem>
#include <memory>
#include <set>
#include <sstream>
#include <string>
#include <utility>
#include <vector>
#include "common/config.h"
#include "common/consts.h"
#include "common/exception.h"
#include "common/logging.h"
#include "common/signal_handler.h"
#include "common/status.h"
#include "gen_cpp/BackendService.h"
#include "gen_cpp/PaloInternalService_types.h"
#include "gen_cpp/internal_service.pb.h"
#include "gutil/integral_types.h"
#include "http/http_client.h"
#include "io/fs/local_file_system.h"
#include "io/fs/stream_load_pipe.h"
#include "io/io_common.h"
#include "olap/data_dir.h"
#include "olap/olap_common.h"
#include "olap/rowset/beta_rowset.h"
#include "olap/rowset/rowset.h"
#include "olap/rowset/rowset_factory.h"
#include "olap/rowset/rowset_meta.h"
#include "olap/rowset/segment_v2/column_reader.h"
#include "olap/rowset/segment_v2/common.h"
#include "olap/rowset/segment_v2/inverted_index_desc.h"
#include "olap/rowset/segment_v2/segment.h"
#include "olap/segment_loader.h"
#include "olap/storage_engine.h"
#include "olap/tablet.h"
#include "olap/tablet_manager.h"
#include "olap/tablet_schema.h"
#include "olap/txn_manager.h"
#include "olap/utils.h"
#include "runtime/buffer_control_block.h"
#include "runtime/cache/result_cache.h"
#include "runtime/define_primitive_type.h"
#include "runtime/descriptors.h"
#include "runtime/exec_env.h"
#include "runtime/fold_constant_executor.h"
#include "runtime/fragment_mgr.h"
#include "runtime/load_channel_mgr.h"
#include "runtime/load_stream_mgr.h"
#include "runtime/result_buffer_mgr.h"
#include "runtime/routine_load/routine_load_task_executor.h"
#include "runtime/stream_load/new_load_stream_mgr.h"
#include "runtime/stream_load/stream_load_context.h"
#include "runtime/thread_context.h"
#include "runtime/types.h"
#include "service/point_query_executor.h"
#include "util/arrow/row_batch.h"
#include "util/async_io.h"
#include "util/brpc_client_cache.h"
#include "util/doris_metrics.h"
#include "util/md5.h"
#include "util/metrics.h"
#include "util/network_util.h"
#include "util/proto_util.h"
#include "util/ref_count_closure.h"
#include "util/runtime_profile.h"
#include "util/stopwatch.hpp"
#include "util/string_util.h"
#include "util/telemetry/brpc_carrier.h"
#include "util/telemetry/telemetry.h"
#include "util/thrift_util.h"
#include "util/time.h"
#include "util/uid_util.h"
#include "vec/columns/column.h"
#include "vec/columns/column_string.h"
#include "vec/core/block.h"
#include "vec/core/column_with_type_and_name.h"
#include "vec/data_types/data_type.h"
#include "vec/exec/format/avro//avro_jni_reader.h"
#include "vec/exec/format/csv/csv_reader.h"
#include "vec/exec/format/generic_reader.h"
#include "vec/exec/format/json/new_json_reader.h"
#include "vec/exec/format/orc/vorc_reader.h"
#include "vec/exec/format/parquet/vparquet_reader.h"
#include "vec/jsonb/serialize.h"
#include "vec/runtime/vdata_stream_mgr.h"
namespace google {
namespace protobuf {
class RpcController;
} // namespace protobuf
} // namespace google
namespace doris {
using namespace ErrorCode;
const uint32_t DOWNLOAD_FILE_MAX_RETRY = 3;
DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(heavy_work_pool_queue_size, MetricUnit::NOUNIT);
DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(light_work_pool_queue_size, MetricUnit::NOUNIT);
DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(heavy_work_active_threads, MetricUnit::NOUNIT);
DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(light_work_active_threads, MetricUnit::NOUNIT);
DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(heavy_work_pool_max_queue_size, MetricUnit::NOUNIT);
DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(light_work_pool_max_queue_size, MetricUnit::NOUNIT);
DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(heavy_work_max_threads, MetricUnit::NOUNIT);
DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(light_work_max_threads, MetricUnit::NOUNIT);
bthread_key_t btls_key;
static void thread_context_deleter(void* d) {
delete static_cast<ThreadContext*>(d);
}
template <typename T>
class NewHttpClosure : public ::google::protobuf::Closure {
public:
NewHttpClosure(google::protobuf::Closure* done) : _done(done) {}
NewHttpClosure(T* request, google::protobuf::Closure* done) : _request(request), _done(done) {}
void Run() override {
if (_request != nullptr) {
delete _request;
_request = nullptr;
}
if (_done != nullptr) {
_done->Run();
}
delete this;
}
private:
T* _request = nullptr;
google::protobuf::Closure* _done = nullptr;
};
template <typename T>
concept CanCancel = requires(T* response) { response->mutable_status(); };
template <CanCancel T>
void offer_failed(T* response, google::protobuf::Closure* done, const FifoThreadPool& pool) {
brpc::ClosureGuard closure_guard(done);
response->mutable_status()->set_status_code(TStatusCode::CANCELLED);
response->mutable_status()->add_error_msgs("fail to offer request to the work pool, pool=" +
pool.get_info());
}
template <typename T>
void offer_failed(T* response, google::protobuf::Closure* done, const FifoThreadPool& pool) {
brpc::ClosureGuard closure_guard(done);
LOG(WARNING) << "fail to offer request to the work pool, pool=" << pool.get_info();
}
PInternalServiceImpl::PInternalServiceImpl(ExecEnv* exec_env)
: _exec_env(exec_env),
_heavy_work_pool(config::brpc_heavy_work_pool_threads != -1
? config::brpc_heavy_work_pool_threads
: std::max(128, CpuInfo::num_cores() * 4),
config::brpc_heavy_work_pool_max_queue_size != -1
? config::brpc_heavy_work_pool_max_queue_size
: std::max(10240, CpuInfo::num_cores() * 320),
"brpc_heavy"),
_light_work_pool(config::brpc_light_work_pool_threads != -1
? config::brpc_light_work_pool_threads
: std::max(128, CpuInfo::num_cores() * 4),
config::brpc_light_work_pool_max_queue_size != -1
? config::brpc_light_work_pool_max_queue_size
: std::max(10240, CpuInfo::num_cores() * 320),
"brpc_light"),
_load_stream_mgr(new LoadStreamMgr(
exec_env->store_paths().size() * config::flush_thread_num_per_store,
&_heavy_work_pool, &_light_work_pool)) {
REGISTER_HOOK_METRIC(heavy_work_pool_queue_size,
[this]() { return _heavy_work_pool.get_queue_size(); });
REGISTER_HOOK_METRIC(light_work_pool_queue_size,
[this]() { return _light_work_pool.get_queue_size(); });
REGISTER_HOOK_METRIC(heavy_work_active_threads,
[this]() { return _heavy_work_pool.get_active_threads(); });
REGISTER_HOOK_METRIC(light_work_active_threads,
[this]() { return _light_work_pool.get_active_threads(); });
REGISTER_HOOK_METRIC(heavy_work_pool_max_queue_size,
[]() { return config::brpc_heavy_work_pool_max_queue_size; });
REGISTER_HOOK_METRIC(light_work_pool_max_queue_size,
[]() { return config::brpc_light_work_pool_max_queue_size; });
REGISTER_HOOK_METRIC(heavy_work_max_threads,
[]() { return config::brpc_heavy_work_pool_threads; });
REGISTER_HOOK_METRIC(light_work_max_threads,
[]() { return config::brpc_light_work_pool_threads; });
CHECK_EQ(0, bthread_key_create(&btls_key, thread_context_deleter));
CHECK_EQ(0, bthread_key_create(&AsyncIO::btls_io_ctx_key, AsyncIO::io_ctx_key_deleter));
}
PInternalServiceImpl::~PInternalServiceImpl() {
DEREGISTER_HOOK_METRIC(heavy_work_pool_queue_size);
DEREGISTER_HOOK_METRIC(light_work_pool_queue_size);
DEREGISTER_HOOK_METRIC(heavy_work_active_threads);
DEREGISTER_HOOK_METRIC(light_work_active_threads);
DEREGISTER_HOOK_METRIC(heavy_work_pool_max_queue_size);
DEREGISTER_HOOK_METRIC(light_work_pool_max_queue_size);
DEREGISTER_HOOK_METRIC(heavy_work_max_threads);
DEREGISTER_HOOK_METRIC(light_work_max_threads);
CHECK_EQ(0, bthread_key_delete(btls_key));
CHECK_EQ(0, bthread_key_delete(AsyncIO::btls_io_ctx_key));
}
void PInternalServiceImpl::transmit_data(google::protobuf::RpcController* controller,
const PTransmitDataParams* request,
PTransmitDataResult* response,
google::protobuf::Closure* done) {}
void PInternalServiceImpl::transmit_data_by_http(google::protobuf::RpcController* controller,
const PEmptyRequest* request,
PTransmitDataResult* response,
google::protobuf::Closure* done) {}
void PInternalServiceImpl::_transmit_data(google::protobuf::RpcController* controller,
const PTransmitDataParams* request,
PTransmitDataResult* response,
google::protobuf::Closure* done,
const Status& extract_st) {}
void PInternalServiceImpl::tablet_writer_open(google::protobuf::RpcController* controller,
const PTabletWriterOpenRequest* request,
PTabletWriterOpenResult* response,
google::protobuf::Closure* done) {
bool ret = _light_work_pool.try_offer([this, request, response, done]() {
VLOG_RPC << "tablet writer open, id=" << request->id()
<< ", index_id=" << request->index_id() << ", txn_id=" << request->txn_id();
signal::set_signal_task_id(request->id());
brpc::ClosureGuard closure_guard(done);
auto st = _exec_env->load_channel_mgr()->open(*request);
if (!st.ok()) {
LOG(WARNING) << "load channel open failed, message=" << st << ", id=" << request->id()
<< ", index_id=" << request->index_id()
<< ", txn_id=" << request->txn_id();
}
st.to_protobuf(response->mutable_status());
});
if (!ret) {
offer_failed(response, done, _light_work_pool);
return;
}
}
void PInternalServiceImpl::exec_plan_fragment(google::protobuf::RpcController* controller,
const PExecPlanFragmentRequest* request,
PExecPlanFragmentResult* response,
google::protobuf::Closure* done) {
bool ret = _light_work_pool.try_offer([this, controller, request, response, done]() {
_exec_plan_fragment_in_pthread(controller, request, response, done);
});
if (!ret) {
offer_failed(response, done, _light_work_pool);
return;
}
}
void PInternalServiceImpl::_exec_plan_fragment_in_pthread(
google::protobuf::RpcController* controller, const PExecPlanFragmentRequest* request,
PExecPlanFragmentResult* response, google::protobuf::Closure* done) {
auto span = telemetry::start_rpc_server_span("exec_plan_fragment", controller);
auto scope = OpentelemetryScope {span};
brpc::ClosureGuard closure_guard(done);
auto st = Status::OK();
bool compact = request->has_compact() ? request->compact() : false;
PFragmentRequestVersion version =
request->has_version() ? request->version() : PFragmentRequestVersion::VERSION_1;
try {
st = _exec_plan_fragment_impl(request->request(), version, compact);
} catch (const Exception& e) {
st = e.to_status();
} catch (...) {
st = Status::Error(ErrorCode::INTERNAL_ERROR,
"_exec_plan_fragment_impl meet unknown error");
}
if (!st.ok()) {
LOG(WARNING) << "exec plan fragment failed, errmsg=" << st;
}
st.to_protobuf(response->mutable_status());
}
void PInternalServiceImpl::exec_plan_fragment_prepare(google::protobuf::RpcController* controller,
const PExecPlanFragmentRequest* request,
PExecPlanFragmentResult* response,
google::protobuf::Closure* done) {
bool ret = _light_work_pool.try_offer([this, controller, request, response, done]() {
_exec_plan_fragment_in_pthread(controller, request, response, done);
});
if (!ret) {
offer_failed(response, done, _light_work_pool);
return;
}
}
void PInternalServiceImpl::exec_plan_fragment_start(google::protobuf::RpcController* controller,
const PExecPlanFragmentStartRequest* request,
PExecPlanFragmentResult* result,
google::protobuf::Closure* done) {
bool ret = _light_work_pool.try_offer([this, controller, request, result, done]() {
auto span = telemetry::start_rpc_server_span("exec_plan_fragment_start", controller);
auto scope = OpentelemetryScope {span};
brpc::ClosureGuard closure_guard(done);
auto st = _exec_env->fragment_mgr()->start_query_execution(request);
st.to_protobuf(result->mutable_status());
});
if (!ret) {
offer_failed(result, done, _light_work_pool);
return;
}
}
void PInternalServiceImpl::open_load_stream(google::protobuf::RpcController* controller,
const POpenLoadStreamRequest* request,
POpenLoadStreamResponse* response,
google::protobuf::Closure* done) {
bool ret = _light_work_pool.try_offer([this, controller, request, response, done]() {
signal::set_signal_task_id(request->load_id());
brpc::ClosureGuard done_guard(done);
brpc::Controller* cntl = static_cast<brpc::Controller*>(controller);
brpc::StreamOptions stream_options;
LOG(INFO) << "open load stream, load_id = " << request->load_id()
<< ", src_id = " << request->src_id();
for (const auto& req : request->tablets()) {
TabletManager* tablet_mgr = StorageEngine::instance()->tablet_manager();
TabletSharedPtr tablet = tablet_mgr->get_tablet(req.tablet_id());
if (tablet == nullptr) {
auto st = Status::NotFound("Tablet {} not found", req.tablet_id());
st.to_protobuf(response->mutable_status());
cntl->SetFailed(st.to_string());
return;
}
auto resp = response->add_tablet_schemas();
resp->set_index_id(req.index_id());
resp->set_enable_unique_key_merge_on_write(tablet->enable_unique_key_merge_on_write());
tablet->tablet_schema()->to_schema_pb(resp->mutable_tablet_schema());
}
LoadStreamSharedPtr load_stream;
auto st = _load_stream_mgr->open_load_stream(request, load_stream);
if (!st.ok()) {
st.to_protobuf(response->mutable_status());
return;
}
stream_options.handler = load_stream.get();
// TODO : set idle timeout
// stream_options.idle_timeout_ms =
StreamId streamid;
if (brpc::StreamAccept(&streamid, *cntl, &stream_options) != 0) {
st = Status::Cancelled("Fail to accept stream {}", streamid);
st.to_protobuf(response->mutable_status());
cntl->SetFailed(st.to_string());
return;
}
load_stream->add_rpc_stream();
VLOG_DEBUG << "get streamid =" << streamid;
st.to_protobuf(response->mutable_status());
});
if (!ret) {
offer_failed(response, done, _light_work_pool);
}
}
void PInternalServiceImpl::tablet_writer_add_block(google::protobuf::RpcController* controller,
const PTabletWriterAddBlockRequest* request,
PTabletWriterAddBlockResult* response,
google::protobuf::Closure* done) {
bool ret = _heavy_work_pool.try_offer([this, controller, request, response, done]() {
_tablet_writer_add_block(controller, request, response, done);
});
if (!ret) {
offer_failed(response, done, _heavy_work_pool);
return;
}
}
void PInternalServiceImpl::tablet_writer_add_block_by_http(
google::protobuf::RpcController* controller, const ::doris::PEmptyRequest* request,
PTabletWriterAddBlockResult* response, google::protobuf::Closure* done) {
bool ret = _heavy_work_pool.try_offer([this, controller, response, done]() {
PTabletWriterAddBlockRequest* new_request = new PTabletWriterAddBlockRequest();
google::protobuf::Closure* new_done =
new NewHttpClosure<PTabletWriterAddBlockRequest>(new_request, done);
brpc::Controller* cntl = static_cast<brpc::Controller*>(controller);
Status st = attachment_extract_request_contain_block<PTabletWriterAddBlockRequest>(
new_request, cntl);
if (st.ok()) {
_tablet_writer_add_block(controller, new_request, response, new_done);
} else {
st.to_protobuf(response->mutable_status());
}
});
if (!ret) {
offer_failed(response, done, _heavy_work_pool);
return;
}
}
void PInternalServiceImpl::_tablet_writer_add_block(google::protobuf::RpcController* controller,
const PTabletWriterAddBlockRequest* request,
PTabletWriterAddBlockResult* response,
google::protobuf::Closure* done) {
int64_t submit_task_time_ns = MonotonicNanos();
bool ret = _heavy_work_pool.try_offer([request, response, done, submit_task_time_ns, this]() {
int64_t wait_execution_time_ns = MonotonicNanos() - submit_task_time_ns;
brpc::ClosureGuard closure_guard(done);
int64_t execution_time_ns = 0;
{
SCOPED_RAW_TIMER(&execution_time_ns);
signal::set_signal_task_id(request->id());
auto st = _exec_env->load_channel_mgr()->add_batch(*request, response);
if (!st.ok()) {
LOG(WARNING) << "tablet writer add block failed, message=" << st
<< ", id=" << request->id() << ", index_id=" << request->index_id()
<< ", sender_id=" << request->sender_id()
<< ", backend id=" << request->backend_id();
}
st.to_protobuf(response->mutable_status());
}
response->set_execution_time_us(execution_time_ns / NANOS_PER_MICRO);
response->set_wait_execution_time_us(wait_execution_time_ns / NANOS_PER_MICRO);
});
if (!ret) {
offer_failed(response, done, _heavy_work_pool);
return;
}
}
void PInternalServiceImpl::tablet_writer_cancel(google::protobuf::RpcController* controller,
const PTabletWriterCancelRequest* request,
PTabletWriterCancelResult* response,
google::protobuf::Closure* done) {
bool ret = _light_work_pool.try_offer([this, request, done]() {
VLOG_RPC << "tablet writer cancel, id=" << request->id()
<< ", index_id=" << request->index_id() << ", sender_id=" << request->sender_id();
signal::set_signal_task_id(request->id());
brpc::ClosureGuard closure_guard(done);
auto st = _exec_env->load_channel_mgr()->cancel(*request);
if (!st.ok()) {
LOG(WARNING) << "tablet writer cancel failed, id=" << request->id()
<< ", index_id=" << request->index_id()
<< ", sender_id=" << request->sender_id();
}
});
if (!ret) {
offer_failed(response, done, _light_work_pool);
return;
}
}
Status PInternalServiceImpl::_exec_plan_fragment_impl(
const std::string& ser_request, PFragmentRequestVersion version, bool compact,
const std::function<void(RuntimeState*, Status*)>& cb) {
// Sometimes the BE do not receive the first heartbeat message and it receives request from FE
// If BE execute this fragment, it will core when it wants to get some property from master info.
if (ExecEnv::GetInstance()->master_info() == nullptr) {
return Status::InternalError(
"Have not receive the first heartbeat message from master, not ready to provide "
"service");
}
if (version == PFragmentRequestVersion::VERSION_1) {
// VERSION_1 should be removed in v1.2
TExecPlanFragmentParams t_request;
{
const uint8_t* buf = (const uint8_t*)ser_request.data();
uint32_t len = ser_request.size();
RETURN_IF_ERROR(deserialize_thrift_msg(buf, &len, compact, &t_request));
}
if (cb) {
return _exec_env->fragment_mgr()->exec_plan_fragment(t_request, cb);
} else {
return _exec_env->fragment_mgr()->exec_plan_fragment(t_request);
}
} else if (version == PFragmentRequestVersion::VERSION_2) {
TExecPlanFragmentParamsList t_request;
{
const uint8_t* buf = (const uint8_t*)ser_request.data();
uint32_t len = ser_request.size();
RETURN_IF_ERROR(deserialize_thrift_msg(buf, &len, compact, &t_request));
}
for (const TExecPlanFragmentParams& params : t_request.paramsList) {
if (cb) {
RETURN_IF_ERROR(_exec_env->fragment_mgr()->exec_plan_fragment(params, cb));
} else {
RETURN_IF_ERROR(_exec_env->fragment_mgr()->exec_plan_fragment(params));
}
}
return Status::OK();
} else if (version == PFragmentRequestVersion::VERSION_3) {
TPipelineFragmentParamsList t_request;
{
const uint8_t* buf = (const uint8_t*)ser_request.data();
uint32_t len = ser_request.size();
RETURN_IF_ERROR(deserialize_thrift_msg(buf, &len, compact, &t_request));
}
for (const TPipelineFragmentParams& params : t_request.params_list) {
if (cb) {
RETURN_IF_ERROR(_exec_env->fragment_mgr()->exec_plan_fragment(params, cb));
} else {
RETURN_IF_ERROR(_exec_env->fragment_mgr()->exec_plan_fragment(params));
}
}
return Status::OK();
} else {
return Status::InternalError("invalid version");
}
}
void PInternalServiceImpl::cancel_plan_fragment(google::protobuf::RpcController* controller,
const PCancelPlanFragmentRequest* request,
PCancelPlanFragmentResult* result,
google::protobuf::Closure* done) {
bool ret = _light_work_pool.try_offer([this, controller, request, result, done]() {
auto span = telemetry::start_rpc_server_span("exec_plan_fragment_start", controller);
auto scope = OpentelemetryScope {span};
brpc::ClosureGuard closure_guard(done);
TUniqueId tid;
tid.__set_hi(request->finst_id().hi());
tid.__set_lo(request->finst_id().lo());
signal::set_signal_task_id(tid);
Status st = Status::OK();
const bool has_cancel_reason = request->has_cancel_reason();
LOG(INFO) << fmt::format("Cancel instance {}, reason: {}", print_id(tid),
has_cancel_reason
? PPlanFragmentCancelReason_Name(request->cancel_reason())
: "INTERNAL_ERROR");
_exec_env->fragment_mgr()->cancel_instance(
tid, has_cancel_reason ? request->cancel_reason()
: PPlanFragmentCancelReason::INTERNAL_ERROR);
// TODO: the logic seems useless, cancel only return Status::OK. remove it
st.to_protobuf(result->mutable_status());
});
if (!ret) {
offer_failed(result, done, _light_work_pool);
return;
}
}
void PInternalServiceImpl::fetch_data(google::protobuf::RpcController* controller,
const PFetchDataRequest* request, PFetchDataResult* result,
google::protobuf::Closure* done) {
bool ret = _heavy_work_pool.try_offer([this, controller, request, result, done]() {
brpc::Controller* cntl = static_cast<brpc::Controller*>(controller);
GetResultBatchCtx* ctx = new GetResultBatchCtx(cntl, result, done);
_exec_env->result_mgr()->fetch_data(request->finst_id(), ctx);
});
if (!ret) {
offer_failed(result, done, _heavy_work_pool);
return;
}
}
void PInternalServiceImpl::fetch_table_schema(google::protobuf::RpcController* controller,
const PFetchTableSchemaRequest* request,
PFetchTableSchemaResult* result,
google::protobuf::Closure* done) {
bool ret = _heavy_work_pool.try_offer([request, result, done]() {
VLOG_RPC << "fetch table schema";
brpc::ClosureGuard closure_guard(done);
TFileScanRange file_scan_range;
Status st = Status::OK();
{
const uint8_t* buf = (const uint8_t*)(request->file_scan_range().data());
uint32_t len = request->file_scan_range().size();
st = deserialize_thrift_msg(buf, &len, false, &file_scan_range);
if (!st.ok()) {
LOG(WARNING) << "fetch table schema failed, errmsg=" << st;
st.to_protobuf(result->mutable_status());
return;
}
}
if (file_scan_range.__isset.ranges == false) {
st = Status::InternalError("can not get TFileRangeDesc.");
st.to_protobuf(result->mutable_status());
return;
}
if (file_scan_range.__isset.params == false) {
st = Status::InternalError("can not get TFileScanRangeParams.");
st.to_protobuf(result->mutable_status());
return;
}
const TFileRangeDesc& range = file_scan_range.ranges.at(0);
const TFileScanRangeParams& params = file_scan_range.params;
// make sure profile is desctructed after reader cause PrefetchBufferedReader
// might asynchronouslly access the profile
std::unique_ptr<RuntimeProfile> profile =
std::make_unique<RuntimeProfile>("FetchTableSchema");
std::unique_ptr<vectorized::GenericReader> reader(nullptr);
io::IOContext io_ctx;
io::FileCacheStatistics file_cache_statis;
io_ctx.file_cache_stats = &file_cache_statis;
switch (params.format_type) {
case TFileFormatType::FORMAT_CSV_PLAIN:
case TFileFormatType::FORMAT_CSV_GZ:
case TFileFormatType::FORMAT_CSV_BZ2:
case TFileFormatType::FORMAT_CSV_LZ4FRAME:
case TFileFormatType::FORMAT_CSV_LZ4BLOCK:
case TFileFormatType::FORMAT_CSV_SNAPPYBLOCK:
case TFileFormatType::FORMAT_CSV_LZOP:
case TFileFormatType::FORMAT_CSV_DEFLATE: {
// file_slots is no use
std::vector<SlotDescriptor*> file_slots;
reader = vectorized::CsvReader::create_unique(profile.get(), params, range, file_slots,
&io_ctx);
break;
}
case TFileFormatType::FORMAT_PARQUET: {
reader = vectorized::ParquetReader::create_unique(params, range, &io_ctx, nullptr);
break;
}
case TFileFormatType::FORMAT_ORC: {
reader = vectorized::OrcReader::create_unique(params, range, "", &io_ctx);
break;
}
case TFileFormatType::FORMAT_JSON: {
std::vector<SlotDescriptor*> file_slots;
reader = vectorized::NewJsonReader::create_unique(profile.get(), params, range,
file_slots, &io_ctx);
break;
}
case TFileFormatType::FORMAT_AVRO: {
// file_slots is no use
std::vector<SlotDescriptor*> file_slots;
reader = vectorized::AvroJNIReader::create_unique(profile.get(), params, range,
file_slots);
static_cast<void>(
((vectorized::AvroJNIReader*)(reader.get()))->init_fetch_table_schema_reader());
break;
}
default:
st = Status::InternalError("Not supported file format in fetch table schema: {}",
params.format_type);
st.to_protobuf(result->mutable_status());
return;
}
std::vector<std::string> col_names;
std::vector<TypeDescriptor> col_types;
st = reader->get_parsed_schema(&col_names, &col_types);
if (!st.ok()) {
LOG(WARNING) << "fetch table schema failed, errmsg=" << st;
st.to_protobuf(result->mutable_status());
return;
}
result->set_column_nums(col_names.size());
for (size_t idx = 0; idx < col_names.size(); ++idx) {
result->add_column_names(col_names[idx]);
}
for (size_t idx = 0; idx < col_types.size(); ++idx) {
PTypeDesc* type_desc = result->add_column_types();
col_types[idx].to_protobuf(type_desc);
}
st.to_protobuf(result->mutable_status());
});
if (!ret) {
offer_failed(result, done, _heavy_work_pool);
return;
}
}
void PInternalServiceImpl::fetch_arrow_flight_schema(google::protobuf::RpcController* controller,
const PFetchArrowFlightSchemaRequest* request,
PFetchArrowFlightSchemaResult* result,
google::protobuf::Closure* done) {
bool ret = _light_work_pool.try_offer([request, result, done]() {
brpc::ClosureGuard closure_guard(done);
std::shared_ptr<arrow::Schema> schema =
ExecEnv::GetInstance()->result_mgr()->find_arrow_schema(
UniqueId(request->finst_id()).to_thrift());
if (schema == nullptr) {
LOG(INFO) << "not found arrow flight schema, maybe query has been canceled";
auto st = Status::NotFound(
"not found arrow flight schema, maybe query has been canceled");
st.to_protobuf(result->mutable_status());
return;
}
std::string schema_str;
auto st = serialize_arrow_schema(&schema, &schema_str);
if (st.ok()) {
result->set_schema(std::move(schema_str));
}
st.to_protobuf(result->mutable_status());
});
if (!ret) {
offer_failed(result, done, _heavy_work_pool);
return;
}
}
Status PInternalServiceImpl::_tablet_fetch_data(const PTabletKeyLookupRequest* request,
PTabletKeyLookupResponse* response) {
PointQueryExecutor lookup_util;
RETURN_IF_ERROR(lookup_util.init(request, response));
RETURN_IF_ERROR(lookup_util.lookup_up());
if (VLOG_DEBUG_IS_ON) {
VLOG_DEBUG << lookup_util.print_profile();
}
LOG_EVERY_N(INFO, 500) << lookup_util.print_profile();
return Status::OK();
}
void PInternalServiceImpl::tablet_fetch_data(google::protobuf::RpcController* controller,
const PTabletKeyLookupRequest* request,
PTabletKeyLookupResponse* response,
google::protobuf::Closure* done) {
bool ret = _light_work_pool.try_offer([this, controller, request, response, done]() {
[[maybe_unused]] brpc::Controller* cntl = static_cast<brpc::Controller*>(controller);
brpc::ClosureGuard guard(done);
Status st = _tablet_fetch_data(request, response);
st.to_protobuf(response->mutable_status());
});
if (!ret) {
offer_failed(response, done, _light_work_pool);
return;
}
}
void PInternalServiceImpl::get_column_ids_by_tablet_ids(google::protobuf::RpcController* controller,
const PFetchColIdsRequest* request,
PFetchColIdsResponse* response,
google::protobuf::Closure* done) {
bool ret = _light_work_pool.try_offer([this, controller, request, response, done]() {
_get_column_ids_by_tablet_ids(controller, request, response, done);
});
if (!ret) {
offer_failed(response, done, _light_work_pool);
return;
}
}
void PInternalServiceImpl::_get_column_ids_by_tablet_ids(
google::protobuf::RpcController* controller, const PFetchColIdsRequest* request,
PFetchColIdsResponse* response, google::protobuf::Closure* done) {
brpc::ClosureGuard guard(done);
[[maybe_unused]] brpc::Controller* cntl = static_cast<brpc::Controller*>(controller);
TabletManager* tablet_mgr = StorageEngine::instance()->tablet_manager();
const auto& params = request->params();
for (const auto& param : params) {
int64_t index_id = param.indexid();
auto tablet_ids = param.tablet_ids();
std::set<std::set<int32_t>> filter_set;
for (const int64_t tablet_id : tablet_ids) {
TabletSharedPtr tablet = tablet_mgr->get_tablet(tablet_id);
if (tablet == nullptr) {
std::stringstream ss;
ss << "cannot get tablet by id:" << tablet_id;
LOG(WARNING) << ss.str();
response->mutable_status()->set_status_code(TStatusCode::ILLEGAL_STATE);
response->mutable_status()->add_error_msgs(ss.str());
return;
}
// check schema consistency, column ids should be the same
const auto& columns = tablet->tablet_schema()->columns();
std::set<int32_t> column_ids;
for (const auto& col : columns) {
column_ids.insert(col.unique_id());
}
filter_set.insert(column_ids);
}
if (filter_set.size() > 1) {
// consistecy check failed
std::stringstream ss;
ss << "consistency check failed: index{" << index_id << "}"
<< "got inconsistent shema";
LOG(WARNING) << ss.str();
response->mutable_status()->set_status_code(TStatusCode::ILLEGAL_STATE);
response->mutable_status()->add_error_msgs(ss.str());
return;
}
// consistency check passed, use the first tablet to be the representative
TabletSharedPtr tablet = tablet_mgr->get_tablet(tablet_ids[0]);
const auto& columns = tablet->tablet_schema()->columns();
auto entry = response->add_entries();
entry->set_index_id(index_id);
auto col_name_to_id = entry->mutable_col_name_to_id();
for (const auto& column : columns) {
(*col_name_to_id)[column.name()] = column.unique_id();
}
}
response->mutable_status()->set_status_code(TStatusCode::OK);
}
void PInternalServiceImpl::report_stream_load_status(google::protobuf::RpcController* controller,
const PReportStreamLoadStatusRequest* request,
PReportStreamLoadStatusResponse* response,
google::protobuf::Closure* done) {
TUniqueId load_id;
load_id.__set_hi(request->load_id().hi());
load_id.__set_lo(request->load_id().lo());
Status st = Status::OK();
auto stream_load_ctx = _exec_env->new_load_stream_mgr()->get(load_id);
if (!stream_load_ctx) {
st = Status::InternalError("unknown stream load id: {}", UniqueId(load_id).to_string());
}
stream_load_ctx->promise.set_value(st);
st.to_protobuf(response->mutable_status());
}
void PInternalServiceImpl::get_info(google::protobuf::RpcController* controller,
const PProxyRequest* request, PProxyResult* response,
google::protobuf::Closure* done) {
bool ret = _heavy_work_pool.try_offer([this, request, response, done]() {
brpc::ClosureGuard closure_guard(done);
// PProxyRequest is defined in gensrc/proto/internal_service.proto
// Currently it supports 2 kinds of requests:
// 1. get all kafka partition ids for given topic
// 2. get all kafka partition offsets for given topic and timestamp.
if (request->has_kafka_meta_request()) {
const PKafkaMetaProxyRequest& kafka_request = request->kafka_meta_request();
if (!kafka_request.partition_id_for_latest_offsets().empty()) {
// get latest offsets for specified partition ids
std::vector<PIntegerPair> partition_offsets;
Status st = _exec_env->routine_load_task_executor()
->get_kafka_latest_offsets_for_partitions(
request->kafka_meta_request(), &partition_offsets);
if (st.ok()) {
PKafkaPartitionOffsets* part_offsets = response->mutable_partition_offsets();
for (const auto& entry : partition_offsets) {
PIntegerPair* res = part_offsets->add_offset_times();
res->set_key(entry.key());
res->set_val(entry.val());
}
}
st.to_protobuf(response->mutable_status());
return;
} else if (!kafka_request.offset_times().empty()) {
// if offset_times() has elements, which means this request is to get offset by timestamp.
std::vector<PIntegerPair> partition_offsets;
Status st = _exec_env->routine_load_task_executor()
->get_kafka_partition_offsets_for_times(
request->kafka_meta_request(), &partition_offsets);
if (st.ok()) {
PKafkaPartitionOffsets* part_offsets = response->mutable_partition_offsets();
for (const auto& entry : partition_offsets) {
PIntegerPair* res = part_offsets->add_offset_times();
res->set_key(entry.key());
res->set_val(entry.val());
}
}
st.to_protobuf(response->mutable_status());
return;
} else {
// get partition ids of topic
std::vector<int32_t> partition_ids;
Status st = _exec_env->routine_load_task_executor()->get_kafka_partition_meta(
request->kafka_meta_request(), &partition_ids);
if (st.ok()) {
PKafkaMetaProxyResult* kafka_result = response->mutable_kafka_meta_result();
for (int32_t id : partition_ids) {
kafka_result->add_partition_ids(id);
}
}
st.to_protobuf(response->mutable_status());
return;
}
}
Status::OK().to_protobuf(response->mutable_status());
});
if (!ret) {
offer_failed(response, done, _heavy_work_pool);
return;
}
}
void PInternalServiceImpl::update_cache(google::protobuf::RpcController* controller,
const PUpdateCacheRequest* request,
PCacheResponse* response, google::protobuf::Closure* done) {
bool ret = _light_work_pool.try_offer([this, request, response, done]() {
brpc::ClosureGuard closure_guard(done);
_exec_env->result_cache()->update(request, response);
});
if (!ret) {
offer_failed(response, done, _light_work_pool);
return;
}
}
void PInternalServiceImpl::fetch_cache(google::protobuf::RpcController* controller,
const PFetchCacheRequest* request, PFetchCacheResult* result,
google::protobuf::Closure* done) {
bool ret = _heavy_work_pool.try_offer([this, request, result, done]() {
brpc::ClosureGuard closure_guard(done);
_exec_env->result_cache()->fetch(request, result);
});
if (!ret) {
offer_failed(result, done, _heavy_work_pool);
return;
}
}
void PInternalServiceImpl::clear_cache(google::protobuf::RpcController* controller,
const PClearCacheRequest* request, PCacheResponse* response,
google::protobuf::Closure* done) {
bool ret = _light_work_pool.try_offer([this, request, response, done]() {
brpc::ClosureGuard closure_guard(done);
_exec_env->result_cache()->clear(request, response);
});
if (!ret) {
offer_failed(response, done, _light_work_pool);
return;
}
}
void PInternalServiceImpl::merge_filter(::google::protobuf::RpcController* controller,
const ::doris::PMergeFilterRequest* request,
::doris::PMergeFilterResponse* response,
::google::protobuf::Closure* done) {
bool ret = _light_work_pool.try_offer([this, controller, request, response, done]() {
brpc::ClosureGuard closure_guard(done);
auto attachment = static_cast<brpc::Controller*>(controller)->request_attachment();
butil::IOBufAsZeroCopyInputStream zero_copy_input_stream(attachment);
Status st = _exec_env->fragment_mgr()->merge_filter(request, &zero_copy_input_stream);
if (!st.ok()) {
LOG(WARNING) << "merge meet error" << st.to_string();
}
st.to_protobuf(response->mutable_status());
});
if (!ret) {
offer_failed(response, done, _light_work_pool);
return;
}
}
void PInternalServiceImpl::apply_filter(::google::protobuf::RpcController* controller,
const ::doris::PPublishFilterRequest* request,
::doris::PPublishFilterResponse* response,
::google::protobuf::Closure* done) {
bool ret = _light_work_pool.try_offer([this, controller, request, response, done]() {
brpc::ClosureGuard closure_guard(done);
auto attachment = static_cast<brpc::Controller*>(controller)->request_attachment();
butil::IOBufAsZeroCopyInputStream zero_copy_input_stream(attachment);
UniqueId unique_id(request->query_id());
VLOG_NOTICE << "rpc apply_filter recv";
Status st = _exec_env->fragment_mgr()->apply_filter(request, &zero_copy_input_stream);
if (!st.ok()) {
LOG(WARNING) << "apply filter meet error: " << st.to_string();
}
st.to_protobuf(response->mutable_status());
});
if (!ret) {
offer_failed(response, done, _light_work_pool);
return;
}
}
void PInternalServiceImpl::apply_filterv2(::google::protobuf::RpcController* controller,
const ::doris::PPublishFilterRequestV2* request,
::doris::PPublishFilterResponse* response,
::google::protobuf::Closure* done) {
bool ret = _light_work_pool.try_offer([this, controller, request, response, done]() {
brpc::ClosureGuard closure_guard(done);
auto attachment = static_cast<brpc::Controller*>(controller)->request_attachment();
butil::IOBufAsZeroCopyInputStream zero_copy_input_stream(attachment);
UniqueId unique_id(request->query_id());
VLOG_NOTICE << "rpc apply_filterv2 recv";
Status st = _exec_env->fragment_mgr()->apply_filterv2(request, &zero_copy_input_stream);
if (!st.ok()) {
LOG(WARNING) << "apply filter meet error: " << st.to_string();
}
st.to_protobuf(response->mutable_status());
});
if (!ret) {
offer_failed(response, done, _light_work_pool);
return;
}
}
void PInternalServiceImpl::send_data(google::protobuf::RpcController* controller,
const PSendDataRequest* request, PSendDataResult* response,
google::protobuf::Closure* done) {
bool ret = _heavy_work_pool.try_offer([this, request, response, done]() {
brpc::ClosureGuard closure_guard(done);
TUniqueId load_id;
load_id.hi = request->load_id().hi();
load_id.lo = request->load_id().lo();
// On 1.2.3 we add load id to send data request and using load id to get pipe
auto stream_load_ctx = _exec_env->new_load_stream_mgr()->get(load_id);
if (stream_load_ctx == nullptr) {
response->mutable_status()->set_status_code(1);
response->mutable_status()->add_error_msgs("could not find stream load context");
} else {
auto pipe = stream_load_ctx->pipe;
for (int i = 0; i < request->data_size(); ++i) {
std::unique_ptr<PDataRow> row(new PDataRow());
row->CopyFrom(request->data(i));
Status s = pipe->append(std::move(row));
if (!s.ok()) {
response->mutable_status()->set_status_code(1);
response->mutable_status()->add_error_msgs(s.to_string());
return;
}
}
response->mutable_status()->set_status_code(0);
}
});
if (!ret) {
offer_failed(response, done, _heavy_work_pool);
return;
}
}
void PInternalServiceImpl::commit(google::protobuf::RpcController* controller,
const PCommitRequest* request, PCommitResult* response,
google::protobuf::Closure* done) {
bool ret = _light_work_pool.try_offer([this, request, response, done]() {
brpc::ClosureGuard closure_guard(done);
TUniqueId load_id;
load_id.hi = request->load_id().hi();
load_id.lo = request->load_id().lo();
auto stream_load_ctx = _exec_env->new_load_stream_mgr()->get(load_id);
if (stream_load_ctx == nullptr) {
response->mutable_status()->set_status_code(1);
response->mutable_status()->add_error_msgs("could not find stream load context");
} else {
static_cast<void>(stream_load_ctx->pipe->finish());
response->mutable_status()->set_status_code(0);
}
});
if (!ret) {
offer_failed(response, done, _light_work_pool);
return;
}
}
void PInternalServiceImpl::rollback(google::protobuf::RpcController* controller,
const PRollbackRequest* request, PRollbackResult* response,
google::protobuf::Closure* done) {
bool ret = _light_work_pool.try_offer([this, request, response, done]() {
brpc::ClosureGuard closure_guard(done);
TUniqueId load_id;
load_id.hi = request->load_id().hi();
load_id.lo = request->load_id().lo();
auto stream_load_ctx = _exec_env->new_load_stream_mgr()->get(load_id);
if (stream_load_ctx == nullptr) {
response->mutable_status()->set_status_code(1);
response->mutable_status()->add_error_msgs("could not find stream load context");
} else {
stream_load_ctx->pipe->cancel("rollback");
response->mutable_status()->set_status_code(0);
}
});
if (!ret) {
offer_failed(response, done, _light_work_pool);
return;
}
}
void PInternalServiceImpl::fold_constant_expr(google::protobuf::RpcController* controller,
const PConstantExprRequest* request,
PConstantExprResult* response,
google::protobuf::Closure* done) {
bool ret = _light_work_pool.try_offer([this, request, response, done]() {
brpc::ClosureGuard closure_guard(done);
Status st = Status::OK();
st = _fold_constant_expr(request->request(), response);
if (!st.ok()) {
LOG(WARNING) << "exec fold constant expr failed, errmsg=" << st;
}
st.to_protobuf(response->mutable_status());
});
if (!ret) {
offer_failed(response, done, _light_work_pool);
return;
}
}
Status PInternalServiceImpl::_fold_constant_expr(const std::string& ser_request,
PConstantExprResult* response) {
TFoldConstantParams t_request;
{
const uint8_t* buf = (const uint8_t*)ser_request.data();
uint32_t len = ser_request.size();
RETURN_IF_ERROR(deserialize_thrift_msg(buf, &len, false, &t_request));
}
return FoldConstantExecutor().fold_constant_vexpr(t_request, response);
}
void PInternalServiceImpl::transmit_block(google::protobuf::RpcController* controller,
const PTransmitDataParams* request,
PTransmitDataResult* response,
google::protobuf::Closure* done) {
int64_t receive_time = GetCurrentTimeNanos();
response->set_receive_time(receive_time);
// under high concurrency, thread pool will have a lot of lock contention.
// May offer failed to the thread pool, so that we should avoid using thread
// pool here.
_transmit_block(controller, request, response, done, Status::OK());
}
void PInternalServiceImpl::transmit_block_by_http(google::protobuf::RpcController* controller,
const PEmptyRequest* request,
PTransmitDataResult* response,
google::protobuf::Closure* done) {
bool ret = _heavy_work_pool.try_offer([this, controller, response, done]() {
PTransmitDataParams* new_request = new PTransmitDataParams();
google::protobuf::Closure* new_done =
new NewHttpClosure<PTransmitDataParams>(new_request, done);
brpc::Controller* cntl = static_cast<brpc::Controller*>(controller);
Status st =
attachment_extract_request_contain_block<PTransmitDataParams>(new_request, cntl);
_transmit_block(controller, new_request, response, new_done, st);
});
if (!ret) {
offer_failed(response, done, _heavy_work_pool);
return;
}
}
void PInternalServiceImpl::_transmit_block(google::protobuf::RpcController* controller,
const PTransmitDataParams* request,
PTransmitDataResult* response,
google::protobuf::Closure* done,
const Status& extract_st) {
std::string query_id;
TUniqueId finst_id;
if (request->has_query_id()) {
query_id = print_id(request->query_id());
finst_id.__set_hi(request->finst_id().hi());
finst_id.__set_lo(request->finst_id().lo());
}
VLOG_ROW << "transmit block: fragment_instance_id=" << print_id(request->finst_id())
<< " query_id=" << query_id << " node=" << request->node_id();
// The response is accessed when done->Run is called in transmit_block(),
// give response a default value to avoid null pointers in high concurrency.
Status st;
st.to_protobuf(response->mutable_status());
if (extract_st.ok()) {
st = _exec_env->vstream_mgr()->transmit_block(request, &done);
if (!st.ok() && !st.is<END_OF_FILE>()) {
LOG(WARNING) << "transmit_block failed, message=" << st
<< ", fragment_instance_id=" << print_id(request->finst_id())
<< ", node=" << request->node_id()
<< ", from sender_id: " << request->sender_id()
<< ", be_number: " << request->be_number()
<< ", packet_seq: " << request->packet_seq();
}
} else {
st = extract_st;
}
if (done != nullptr) {
st.to_protobuf(response->mutable_status());
done->Run();
}
}
void PInternalServiceImpl::check_rpc_channel(google::protobuf::RpcController* controller,
const PCheckRPCChannelRequest* request,
PCheckRPCChannelResponse* response,
google::protobuf::Closure* done) {
bool ret = _light_work_pool.try_offer([request, response, done]() {
brpc::ClosureGuard closure_guard(done);
response->mutable_status()->set_status_code(0);
if (request->data().size() != request->size()) {
std::stringstream ss;
ss << "data size not same, expected: " << request->size()
<< ", actual: " << request->data().size();
response->mutable_status()->add_error_msgs(ss.str());
response->mutable_status()->set_status_code(1);
} else {
Md5Digest digest;
digest.update(static_cast<const void*>(request->data().c_str()),
request->data().size());
digest.digest();
if (!iequal(digest.hex(), request->md5())) {
std::stringstream ss;
ss << "md5 not same, expected: " << request->md5() << ", actual: " << digest.hex();
response->mutable_status()->add_error_msgs(ss.str());
response->mutable_status()->set_status_code(1);
}
}
});
if (!ret) {
offer_failed(response, done, _light_work_pool);
return;
}
}
void PInternalServiceImpl::reset_rpc_channel(google::protobuf::RpcController* controller,
const PResetRPCChannelRequest* request,
PResetRPCChannelResponse* response,
google::protobuf::Closure* done) {
bool ret = _light_work_pool.try_offer([request, response, done]() {
brpc::ClosureGuard closure_guard(done);
response->mutable_status()->set_status_code(0);
if (request->all()) {
int size = ExecEnv::GetInstance()->brpc_internal_client_cache()->size();
if (size > 0) {
std::vector<std::string> endpoints;
ExecEnv::GetInstance()->brpc_internal_client_cache()->get_all(&endpoints);
ExecEnv::GetInstance()->brpc_internal_client_cache()->clear();
*response->mutable_channels() = {endpoints.begin(), endpoints.end()};
}
} else {
for (const std::string& endpoint : request->endpoints()) {
if (!ExecEnv::GetInstance()->brpc_internal_client_cache()->exist(endpoint)) {
response->mutable_status()->add_error_msgs(endpoint + ": not found.");
continue;
}
if (ExecEnv::GetInstance()->brpc_internal_client_cache()->erase(endpoint)) {
response->add_channels(endpoint);
} else {
response->mutable_status()->add_error_msgs(endpoint + ": reset failed.");
}
}
if (request->endpoints_size() != response->channels_size()) {
response->mutable_status()->set_status_code(1);
}
}
});
if (!ret) {
offer_failed(response, done, _light_work_pool);
return;
}
}
void PInternalServiceImpl::hand_shake(google::protobuf::RpcController* controller,
const PHandShakeRequest* request,
PHandShakeResponse* response,
google::protobuf::Closure* done) {
bool ret = _light_work_pool.try_offer([request, response, done]() {
brpc::ClosureGuard closure_guard(done);
if (request->has_hello()) {
response->set_hello(request->hello());
}
response->mutable_status()->set_status_code(0);
});
if (!ret) {
offer_failed(response, done, _light_work_pool);
return;
}
}
constexpr char HttpProtocol[] = "http://";
constexpr char DownloadApiPath[] = "/api/_tablet/_download?token=";
constexpr char FileParam[] = "&file=";
constexpr auto Permissions = S_IRUSR | S_IWUSR;
std::string construct_url(const std::string& host_port, const std::string& token,
const std::string& path) {
return fmt::format("{}{}{}{}{}{}", HttpProtocol, host_port, DownloadApiPath, token, FileParam,
path);
}
std::string construct_file_path(const std::string& tablet_path, const std::string& rowset_id,
int64_t segment) {
return fmt::format("{}/{}_{}.dat", tablet_path, rowset_id, segment);
}
static Status download_file_action(std::string& remote_file_url, std::string& local_file_path,
uint64_t estimate_timeout, uint64_t file_size) {
auto download_cb = [remote_file_url, estimate_timeout, local_file_path,
file_size](HttpClient* client) {
RETURN_IF_ERROR(client->init(remote_file_url));
client->set_timeout_ms(estimate_timeout * 1000);
RETURN_IF_ERROR(client->download(local_file_path));
if (file_size > 0) {
// Check file length
uint64_t local_file_size = std::filesystem::file_size(local_file_path);
if (local_file_size != file_size) {
LOG(WARNING) << "failed to pull rowset for slave replica. download file "
"length error"
<< ", remote_path=" << remote_file_url << ", file_size=" << file_size
<< ", local_file_size=" << local_file_size;
return Status::InternalError("downloaded file size is not equal");
}
}
chmod(local_file_path.c_str(), Permissions);
return Status::OK();
};
return HttpClient::execute_with_retry(DOWNLOAD_FILE_MAX_RETRY, 1, download_cb);
}
void PInternalServiceImpl::request_slave_tablet_pull_rowset(
google::protobuf::RpcController* controller, const PTabletWriteSlaveRequest* request,
PTabletWriteSlaveResult* response, google::protobuf::Closure* done) {
brpc::ClosureGuard closure_guard(done);
RowsetMetaPB rowset_meta_pb = request->rowset_meta();
std::string rowset_path = request->rowset_path();
google::protobuf::Map<int64, int64> segments_size = request->segments_size();
google::protobuf::Map<int64, PTabletWriteSlaveRequest_IndexSizeMap> indices_size =
request->inverted_indices_size();
std::string host = request->host();
int64_t http_port = request->http_port();
int64_t brpc_port = request->brpc_port();
std::string token = request->token();
int64_t node_id = request->node_id();
bool ret = _heavy_work_pool.try_offer([rowset_meta_pb, host, brpc_port, node_id, segments_size,
indices_size, http_port, token, rowset_path, this]() {
TabletSharedPtr tablet = StorageEngine::instance()->tablet_manager()->get_tablet(
rowset_meta_pb.tablet_id(), rowset_meta_pb.tablet_schema_hash());
if (tablet == nullptr) {
LOG(WARNING) << "failed to pull rowset for slave replica. tablet ["
<< rowset_meta_pb.tablet_id()
<< "] is not exist. txn_id=" << rowset_meta_pb.txn_id();
_response_pull_slave_rowset(host, brpc_port, rowset_meta_pb.txn_id(),
rowset_meta_pb.tablet_id(), node_id, false);
return;
}
RowsetMetaSharedPtr rowset_meta(new RowsetMeta());
std::string rowset_meta_str;
bool ret = rowset_meta_pb.SerializeToString(&rowset_meta_str);
if (!ret) {
LOG(WARNING) << "failed to pull rowset for slave replica. serialize rowset meta "
"failed. rowset_id="
<< rowset_meta_pb.rowset_id()
<< ", tablet_id=" << rowset_meta_pb.tablet_id()
<< ", txn_id=" << rowset_meta_pb.txn_id();
_response_pull_slave_rowset(host, brpc_port, rowset_meta_pb.txn_id(),
rowset_meta_pb.tablet_id(), node_id, false);
return;
}
bool parsed = rowset_meta->init(rowset_meta_str);
if (!parsed) {
LOG(WARNING) << "failed to pull rowset for slave replica. parse rowset meta string "
"failed. rowset_id="
<< rowset_meta_pb.rowset_id()
<< ", tablet_id=" << rowset_meta_pb.tablet_id()
<< ", txn_id=" << rowset_meta_pb.txn_id();
// return false will break meta iterator, return true to skip this error
_response_pull_slave_rowset(host, brpc_port, rowset_meta->txn_id(),
rowset_meta->tablet_id(), node_id, false);
return;
}
RowsetId remote_rowset_id = rowset_meta->rowset_id();
// change rowset id because it maybe same as other local rowset
RowsetId new_rowset_id = StorageEngine::instance()->next_rowset_id();
rowset_meta->set_rowset_id(new_rowset_id);
rowset_meta->set_tablet_uid(tablet->tablet_uid());
VLOG_CRITICAL << "succeed to init rowset meta for slave replica. rowset_id="
<< rowset_meta->rowset_id() << ", tablet_id=" << rowset_meta->tablet_id()
<< ", txn_id=" << rowset_meta->txn_id();
for (auto& segment : segments_size) {
uint64_t file_size = segment.second;
uint64_t estimate_timeout = file_size / config::download_low_speed_limit_kbps / 1024;
if (estimate_timeout < config::download_low_speed_time) {
estimate_timeout = config::download_low_speed_time;
}
std::string remote_file_path =
construct_file_path(rowset_path, remote_rowset_id.to_string(), segment.first);
std::string remote_file_url =
construct_url(get_host_port(host, http_port), token, remote_file_path);
std::string local_file_path = construct_file_path(
tablet->tablet_path(), rowset_meta->rowset_id().to_string(), segment.first);
auto st = download_file_action(remote_file_url, local_file_path, estimate_timeout,
file_size);
if (!st.ok()) {
LOG(WARNING) << "failed to pull rowset for slave replica. failed to download "
"file. url="
<< remote_file_url << ", local_path=" << local_file_path
<< ", txn_id=" << rowset_meta->txn_id();
_response_pull_slave_rowset(host, brpc_port, rowset_meta->txn_id(),
rowset_meta->tablet_id(), node_id, false);
return;
}
VLOG_CRITICAL << "succeed to download file for slave replica. url=" << remote_file_url
<< ", local_path=" << local_file_path
<< ", txn_id=" << rowset_meta->txn_id();
if (indices_size.find(segment.first) != indices_size.end()) {
PTabletWriteSlaveRequest_IndexSizeMap segment_indices_size =
indices_size.at(segment.first);
for (auto index_size : segment_indices_size.index_sizes()) {
auto index_id = index_size.indexid();
auto size = index_size.size();
std::string remote_inverted_index_file =
InvertedIndexDescriptor::get_index_file_name(remote_file_path,
index_id);
std::string remote_inverted_index_file_url = construct_url(
get_host_port(host, http_port), token, remote_inverted_index_file);
std::string local_inverted_index_file =
InvertedIndexDescriptor::get_index_file_name(local_file_path, index_id);
st = download_file_action(remote_inverted_index_file_url,
local_inverted_index_file, estimate_timeout, size);
if (!st.ok()) {
LOG(WARNING) << "failed to pull rowset for slave replica. failed to "
"download "
"file. url="
<< remote_inverted_index_file_url
<< ", local_path=" << local_inverted_index_file
<< ", txn_id=" << rowset_meta->txn_id();
_response_pull_slave_rowset(host, brpc_port, rowset_meta->txn_id(),
rowset_meta->tablet_id(), node_id, false);
return;
}
VLOG_CRITICAL
<< "succeed to download inverted index file for slave replica. url="
<< remote_inverted_index_file_url
<< ", local_path=" << local_inverted_index_file
<< ", txn_id=" << rowset_meta->txn_id();
}
}
}
RowsetSharedPtr rowset;
Status create_status = RowsetFactory::create_rowset(
tablet->tablet_schema(), tablet->tablet_path(), rowset_meta, &rowset);
if (!create_status) {
LOG(WARNING) << "failed to create rowset from rowset meta for slave replica"
<< ". rowset_id: " << rowset_meta->rowset_id()
<< ", rowset_type: " << rowset_meta->rowset_type()
<< ", rowset_state: " << rowset_meta->rowset_state()
<< ", tablet_id=" << rowset_meta->tablet_id()
<< ", txn_id=" << rowset_meta->txn_id();
_response_pull_slave_rowset(host, brpc_port, rowset_meta->txn_id(),
rowset_meta->tablet_id(), node_id, false);
return;
}
if (rowset_meta->rowset_state() != RowsetStatePB::COMMITTED) {
LOG(WARNING) << "could not commit txn for slave replica because master rowset state is "
"not committed, rowset_state="
<< rowset_meta->rowset_state()
<< ", tablet_id=" << rowset_meta->tablet_id()
<< ", txn_id=" << rowset_meta->txn_id();
_response_pull_slave_rowset(host, brpc_port, rowset_meta->txn_id(),
rowset_meta->tablet_id(), node_id, false);
return;
}
Status commit_txn_status = StorageEngine::instance()->txn_manager()->commit_txn(
tablet->data_dir()->get_meta(), rowset_meta->partition_id(), rowset_meta->txn_id(),
rowset_meta->tablet_id(), tablet->tablet_uid(), rowset_meta->load_id(), rowset,
false);
if (!commit_txn_status && !commit_txn_status.is<PUSH_TRANSACTION_ALREADY_EXIST>()) {
LOG(WARNING) << "failed to add committed rowset for slave replica. rowset_id="
<< rowset_meta->rowset_id() << ", tablet_id=" << rowset_meta->tablet_id()
<< ", txn_id=" << rowset_meta->txn_id();
_response_pull_slave_rowset(host, brpc_port, rowset_meta->txn_id(),
rowset_meta->tablet_id(), node_id, false);
return;
}
VLOG_CRITICAL << "succeed to pull rowset for slave replica. successfully to add committed "
"rowset: "
<< rowset_meta->rowset_id()
<< " to tablet, tablet_id=" << rowset_meta->tablet_id()
<< ", schema_hash=" << rowset_meta->tablet_schema_hash()
<< ", txn_id=" << rowset_meta->txn_id();
_response_pull_slave_rowset(host, brpc_port, rowset_meta->txn_id(),
rowset_meta->tablet_id(), node_id, true);
});
if (!ret) {
offer_failed(response, closure_guard.release(), _heavy_work_pool);
return;
}
Status::OK().to_protobuf(response->mutable_status());
}
void PInternalServiceImpl::_response_pull_slave_rowset(const std::string& remote_host,
int64_t brpc_port, int64_t txn_id,
int64_t tablet_id, int64_t node_id,
bool is_succeed) {
std::shared_ptr<PBackendService_Stub> stub =
ExecEnv::GetInstance()->brpc_internal_client_cache()->get_client(remote_host,
brpc_port);
if (stub == nullptr) {
LOG(WARNING) << "failed to response result of slave replica to master replica. get rpc "
"stub failed, master host="
<< remote_host << ", port=" << brpc_port << ", tablet_id=" << tablet_id
<< ", txn_id=" << txn_id;
return;
}
PTabletWriteSlaveDoneRequest request;
request.set_txn_id(txn_id);
request.set_tablet_id(tablet_id);
request.set_node_id(node_id);
request.set_is_succeed(is_succeed);
RefCountClosure<PTabletWriteSlaveDoneResult>* closure =
new RefCountClosure<PTabletWriteSlaveDoneResult>();
closure->ref();
closure->ref();
closure->cntl.set_timeout_ms(config::slave_replica_writer_rpc_timeout_sec * 1000);
closure->cntl.ignore_eovercrowded();
stub->response_slave_tablet_pull_rowset(&closure->cntl, &request, &closure->result, closure);
closure->join();
if (closure->cntl.Failed()) {
if (!ExecEnv::GetInstance()->brpc_internal_client_cache()->available(stub, remote_host,
brpc_port)) {
ExecEnv::GetInstance()->brpc_internal_client_cache()->erase(
closure->cntl.remote_side());
}
LOG(WARNING) << "failed to response result of slave replica to master replica, error="
<< berror(closure->cntl.ErrorCode())
<< ", error_text=" << closure->cntl.ErrorText()
<< ", master host: " << remote_host << ", tablet_id=" << tablet_id
<< ", txn_id=" << txn_id;
}
if (closure->unref()) {
delete closure;
}
closure = nullptr;
VLOG_CRITICAL << "succeed to response the result of slave replica pull rowset to master "
"replica. master host: "
<< remote_host << ". is_succeed=" << is_succeed << ", tablet_id=" << tablet_id
<< ", slave server=" << node_id << ", txn_id=" << txn_id;
}
void PInternalServiceImpl::response_slave_tablet_pull_rowset(
google::protobuf::RpcController* controller, const PTabletWriteSlaveDoneRequest* request,
PTabletWriteSlaveDoneResult* response, google::protobuf::Closure* done) {
bool ret = _heavy_work_pool.try_offer([request, response, done]() {
brpc::ClosureGuard closure_guard(done);
VLOG_CRITICAL << "receive the result of slave replica pull rowset from slave replica. "
"slave server="
<< request->node_id() << ", is_succeed=" << request->is_succeed()
<< ", tablet_id=" << request->tablet_id() << ", txn_id=" << request->txn_id();
StorageEngine::instance()->txn_manager()->finish_slave_tablet_pull_rowset(
request->txn_id(), request->tablet_id(), request->node_id(), request->is_succeed());
Status::OK().to_protobuf(response->mutable_status());
});
if (!ret) {
offer_failed(response, done, _heavy_work_pool);
return;
}
}
template <typename Func>
auto scope_timer_run(Func fn, int64_t* cost) -> decltype(fn()) {
MonotonicStopWatch watch;
watch.start();
auto res = fn();
*cost += watch.elapsed_time() / 1000 / 1000;
return res;
}
Status PInternalServiceImpl::_multi_get(const PMultiGetRequest& request,
PMultiGetResponse* response) {
OlapReaderStatistics stats;
vectorized::Block result_block;
int64_t acquire_tablet_ms = 0;
int64_t acquire_rowsets_ms = 0;
int64_t acquire_segments_ms = 0;
int64_t lookup_row_data_ms = 0;
// init desc
TupleDescriptor desc(request.desc());
std::vector<SlotDescriptor> slots;
slots.reserve(request.slots().size());
for (const auto& pslot : request.slots()) {
slots.push_back(SlotDescriptor(pslot));
desc.add_slot(&slots.back());
}
// init read schema
TabletSchema full_read_schema;
for (const ColumnPB& column_pb : request.column_desc()) {
full_read_schema.append_column(TabletColumn(column_pb));
}
// read row by row
for (size_t i = 0; i < request.row_locs_size(); ++i) {
const auto& row_loc = request.row_locs(i);
MonotonicStopWatch watch;
watch.start();
TabletSharedPtr tablet = scope_timer_run(
[&]() {
return StorageEngine::instance()->tablet_manager()->get_tablet(
row_loc.tablet_id(), true /*include deleted*/);
},
&acquire_tablet_ms);
RowsetId rowset_id;
rowset_id.init(row_loc.rowset_id());
if (!tablet) {
continue;
}
// We ensured it's rowset is not released when init Tablet reader param, rowset->update_delayed_expired_timestamp();
BetaRowsetSharedPtr rowset = std::static_pointer_cast<BetaRowset>(scope_timer_run(
[&]() { return StorageEngine::instance()->get_quering_rowset(rowset_id); },
&acquire_rowsets_ms));
if (!rowset) {
LOG(INFO) << "no such rowset " << rowset_id;
continue;
}
size_t row_size = 0;
Defer _defer([&]() {
LOG_EVERY_N(INFO, 100)
<< "multiget_data single_row, cost(us):" << watch.elapsed_time() / 1000
<< ", row_size:" << row_size;
*response->add_row_locs() = row_loc;
});
SegmentCacheHandle segment_cache;
RETURN_IF_ERROR(scope_timer_run(
[&]() {
return SegmentLoader::instance()->load_segments(rowset, &segment_cache, true);
},
&acquire_segments_ms));
// find segment
auto it = std::find_if(segment_cache.get_segments().begin(),
segment_cache.get_segments().end(),
[&row_loc](const segment_v2::SegmentSharedPtr& seg) {
return seg->id() == row_loc.segment_id();
});
if (it == segment_cache.get_segments().end()) {
continue;
}
segment_v2::SegmentSharedPtr segment = *it;
GlobalRowLoacation row_location(row_loc.tablet_id(), rowset->rowset_id(),
row_loc.segment_id(), row_loc.ordinal_id());
// fetch by row store, more effcient way
if (request.fetch_row_store()) {
CHECK(tablet->tablet_schema()->store_row_column());
RowLocation loc(rowset_id, segment->id(), row_loc.ordinal_id());
string* value = response->add_binary_row_data();
RETURN_IF_ERROR(scope_timer_run(
[&]() {
return tablet->lookup_row_data({}, loc, rowset, &desc, stats, *value);
},
&lookup_row_data_ms));
row_size = value->size();
continue;
}
// fetch by column store
if (result_block.is_empty_column()) {
result_block = vectorized::Block(desc.slots(), request.row_locs().size());
}
for (int x = 0; x < desc.slots().size(); ++x) {
int index = -1;
if (desc.slots()[x]->col_unique_id() >= 0) {
// light sc enabled
index = full_read_schema.field_index(desc.slots()[x]->col_unique_id());
} else {
index = full_read_schema.field_index(desc.slots()[x]->col_name());
}
if (index < 0) {
std::stringstream ss;
ss << "field name is invalid. field=" << desc.slots()[x]->col_name()
<< ", field_name_to_index=" << full_read_schema.get_all_field_names();
return Status::InternalError(ss.str());
}
std::unique_ptr<segment_v2::ColumnIterator> column_iterator;
vectorized::MutableColumnPtr column =
result_block.get_by_position(x).column->assume_mutable();
RETURN_IF_ERROR(
segment->new_column_iterator(full_read_schema.column(index), &column_iterator));
segment_v2::ColumnIteratorOptions opt {
.use_page_cache = !config::disable_storage_page_cache,
.file_reader = segment->file_reader().get(),
.stats = &stats,
.io_ctx = io::IOContext {.reader_type = ReaderType::READER_QUERY},
};
static_cast<void>(column_iterator->init(opt));
std::vector<segment_v2::rowid_t> single_row_loc {
static_cast<segment_v2::rowid_t>(row_loc.ordinal_id())};
RETURN_IF_ERROR(column_iterator->read_by_rowids(single_row_loc.data(), 1, column));
}
}
// serialize block if not empty
if (!result_block.is_empty_column()) {
VLOG_DEBUG << "dump block:" << result_block.dump_data(0, 10)
<< ", be_exec_version:" << request.be_exec_version();
[[maybe_unused]] size_t compressed_size = 0;
[[maybe_unused]] size_t uncompressed_size = 0;
int be_exec_version = request.has_be_exec_version() ? request.be_exec_version() : 0;
RETURN_IF_ERROR(result_block.serialize(be_exec_version, response->mutable_block(),
&uncompressed_size, &compressed_size,
segment_v2::CompressionTypePB::LZ4));
}
LOG(INFO) << "Query stats: "
<< fmt::format(
"hit_cached_pages:{}, total_pages_read:{}, compressed_bytes_read:{}, "
"io_latency:{}ns, "
"uncompressed_bytes_read:{},"
"acquire_tablet_ms:{}, acquire_rowsets_ms:{}, acquire_segments_ms:{}, "
"lookup_row_data_ms:{}",
stats.cached_pages_num, stats.total_pages_num, stats.compressed_bytes_read,
stats.io_ns, stats.uncompressed_bytes_read, acquire_tablet_ms,
acquire_rowsets_ms, acquire_segments_ms, lookup_row_data_ms);
return Status::OK();
}
void PInternalServiceImpl::multiget_data(google::protobuf::RpcController* controller,
const PMultiGetRequest* request,
PMultiGetResponse* response,
google::protobuf::Closure* done) {
bool ret = _light_work_pool.try_offer([request, response, done, this]() {
// multi get data by rowid
MonotonicStopWatch watch;
watch.start();
brpc::ClosureGuard closure_guard(done);
response->mutable_status()->set_status_code(0);
Status st = _multi_get(*request, response);
st.to_protobuf(response->mutable_status());
LOG(INFO) << "multiget_data finished, cost(us):" << watch.elapsed_time() / 1000;
});
if (!ret) {
offer_failed(response, done, _heavy_work_pool);
return;
}
}
void PInternalServiceImpl::get_tablet_rowset_versions(google::protobuf::RpcController* cntl_base,
const PGetTabletVersionsRequest* request,
PGetTabletVersionsResponse* response,
google::protobuf::Closure* done) {
brpc::ClosureGuard closure_guard(done);
VLOG_DEBUG << "receive get tablet versions request: " << request->DebugString();
StorageEngine::instance()->get_tablet_rowset_versions(request, response);
}
void PInternalServiceImpl::glob(google::protobuf::RpcController* controller,
const PGlobRequest* request, PGlobResponse* response,
google::protobuf::Closure* done) {
bool ret = _heavy_work_pool.try_offer([request, response, done]() {
brpc::ClosureGuard closure_guard(done);
std::vector<io::FileInfo> files;
Status st = io::global_local_filesystem()->safe_glob(request->pattern(), &files);
if (st.ok()) {
for (auto& file : files) {
PGlobResponse_PFileInfo* pfile = response->add_files();
pfile->set_file(file.file_name);
pfile->set_size(file.file_size);
}
}
st.to_protobuf(response->mutable_status());
});
if (!ret) {
offer_failed(response, done, _heavy_work_pool);
return;
}
}
void PInternalServiceImpl::group_commit_insert(google::protobuf::RpcController* controller,
const PGroupCommitInsertRequest* request,
PGroupCommitInsertResponse* response,
google::protobuf::Closure* done) {
TUniqueId load_id;
load_id.__set_hi(request->load_id().hi());
load_id.__set_lo(request->load_id().lo());
bool ret = _light_work_pool.try_offer([this, request, response, done, load_id]() {
brpc::ClosureGuard closure_guard(done);
std::shared_ptr<StreamLoadContext> ctx = std::make_shared<StreamLoadContext>(_exec_env);
auto pipe = std::make_shared<io::StreamLoadPipe>(
io::kMaxPipeBufferedBytes /* max_buffered_bytes */, 64 * 1024 /* min_chunk_size */,
-1 /* total_length */, true /* use_proto */);
ctx->pipe = pipe;
Status st = _exec_env->new_load_stream_mgr()->put(load_id, ctx);
if (st.ok()) {
doris::Mutex mutex;
doris::ConditionVariable cv;
bool handled = false;
try {
st = _exec_plan_fragment_impl(
request->exec_plan_fragment_request().request(),
request->exec_plan_fragment_request().version(),
request->exec_plan_fragment_request().compact(),
[&](RuntimeState* state, Status* status) {
response->set_label(state->import_label());
response->set_txn_id(state->wal_id());
response->set_loaded_rows(state->num_rows_load_success());
response->set_filtered_rows(state->num_rows_load_filtered());
st = *status;
std::unique_lock l(mutex);
handled = true;
cv.notify_one();
});
} catch (const Exception& e) {
st = e.to_status();
} catch (...) {
st = Status::Error(ErrorCode::INTERNAL_ERROR,
"_exec_plan_fragment_impl meet unknown error");
}
if (!st.ok()) {
LOG(WARNING) << "exec plan fragment failed, errmsg=" << st;
} else {
for (int i = 0; i < request->data().size(); ++i) {
std::unique_ptr<PDataRow> row(new PDataRow());
row->CopyFrom(request->data(i));
st = pipe->append(std::move(row));
if (!st.ok()) {
break;
}
}
if (st.ok()) {
static_cast<void>(pipe->finish());
std::unique_lock l(mutex);
if (!handled) {
cv.wait(l);
}
}
}
}
st.to_protobuf(response->mutable_status());
_exec_env->new_load_stream_mgr()->remove(load_id);
});
if (!ret) {
_exec_env->new_load_stream_mgr()->remove(load_id);
offer_failed(response, done, _light_work_pool);
return;
}
};
} // namespace doris
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