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grpc_server.cc
2496 lines (2234 loc) · 91 KB
/
grpc_server.cc
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// Copyright 2019-2024, NVIDIA CORPORATION & AFFILIATES. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// * Neither the name of NVIDIA CORPORATION nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
// OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "grpc_server.h"
#include <google/protobuf/arena.h>
#include <grpc++/alarm.h>
#include <chrono>
#include <condition_variable>
#include <cstdint>
#include <fstream>
#include <list>
#include <map>
#include <mutex>
#include <queue>
#include <sstream>
#include <thread>
#include "../classification.h"
#include "../common.h"
#include "grpc++/grpc++.h"
#include "grpc++/security/server_credentials.h"
#include "grpc++/server.h"
#include "grpc++/server_builder.h"
#include "grpc++/server_context.h"
#include "grpc++/support/status.h"
#include "triton/common/logging.h"
#include "triton/common/table_printer.h"
#include "triton/core/tritonserver.h"
#define TRITONJSON_STATUSTYPE TRITONSERVER_Error*
#define TRITONJSON_STATUSRETURN(M) \
return TRITONSERVER_ErrorNew(TRITONSERVER_ERROR_INTERNAL, (M).c_str())
#define TRITONJSON_STATUSSUCCESS nullptr
#include "triton/common/triton_json.h"
#ifdef TRITON_ENABLE_TRACING
#include "../tracer.h"
#endif // TRITON_ENABLE_TRACING
#define REGISTER_GRPC_INFER_THREAD_COUNT 2
namespace triton { namespace server { namespace grpc {
namespace {
//
// The server has separate handling mechanisms for inference RPCs
// and non-inference RPCs.
//
//=========================================================================
// The following section contains the handling mechanism for non-inference
// RPCs. A single thread is created to handle all these requests as they
// are deemed to be not performance critical.
//=========================================================================
template <typename ResponderType, typename RequestType, typename ResponseType>
class CommonCallData : public ICallData {
public:
using StandardRegisterFunc = std::function<void(
::grpc::ServerContext*, RequestType*, ResponderType*, void*)>;
using StandardCallbackFunc =
std::function<void(RequestType&, ResponseType*, ::grpc::Status*)>;
CommonCallData(
const std::string& name, const uint64_t id,
const StandardRegisterFunc OnRegister,
const StandardCallbackFunc OnExecute, const bool async,
::grpc::ServerCompletionQueue* cq,
const std::pair<std::string, std::string>& restricted_kv,
const uint64_t& response_delay = 0)
: name_(name), id_(id), OnRegister_(OnRegister), OnExecute_(OnExecute),
async_(async), cq_(cq), responder_(&ctx_), step_(Steps::START),
restricted_kv_(restricted_kv), response_delay_(response_delay)
{
OnRegister_(&ctx_, &request_, &responder_, this);
LOG_VERBOSE(1) << "Ready for RPC '" << name_ << "', " << id_;
}
~CommonCallData()
{
if (async_thread_.joinable()) {
async_thread_.join();
}
}
bool Process(bool ok) override;
std::string Name() override { return name_; }
uint64_t Id() override { return id_; }
private:
void Execute();
void AddToCompletionQueue();
void WriteResponse();
bool ExecutePrecondition();
const std::string name_;
const uint64_t id_;
const StandardRegisterFunc OnRegister_;
const StandardCallbackFunc OnExecute_;
const bool async_;
::grpc::ServerCompletionQueue* cq_;
::grpc::ServerContext ctx_;
::grpc::Alarm alarm_;
ResponderType responder_;
RequestType request_;
ResponseType response_;
::grpc::Status status_;
std::thread async_thread_;
Steps step_;
std::pair<std::string, std::string> restricted_kv_{"", ""};
const uint64_t response_delay_;
};
template <typename ResponderType, typename RequestType, typename ResponseType>
bool
CommonCallData<ResponderType, RequestType, ResponseType>::Process(bool rpc_ok)
{
LOG_VERBOSE(1) << "Process for " << name_ << ", rpc_ok=" << rpc_ok << ", "
<< id_ << " step " << step_;
// If RPC failed on a new request then the server is shutting down
// and so we should do nothing (including not registering for a new
// request). If RPC failed on a non-START step then there is nothing
// we can do since we one execute one step.
const bool shutdown = (!rpc_ok && (step_ == Steps::START));
if (shutdown) {
if (async_thread_.joinable()) {
async_thread_.join();
}
step_ = Steps::FINISH;
}
if (step_ == Steps::START) {
// Start a new request to replace this one...
if (!shutdown) {
new CommonCallData<ResponderType, RequestType, ResponseType>(
name_, id_ + 1, OnRegister_, OnExecute_, async_, cq_, restricted_kv_,
response_delay_);
}
if (!async_) {
// For synchronous calls, execute and write response
// here.
Execute();
WriteResponse();
} else {
// For asynchronous calls, delegate the execution to another
// thread.
step_ = Steps::ISSUED;
async_thread_ = std::thread(&CommonCallData::Execute, this);
}
} else if (step_ == Steps::WRITEREADY) {
// Will only come here for asynchronous mode.
WriteResponse();
} else if (step_ == Steps::COMPLETE) {
step_ = Steps::FINISH;
}
return step_ != Steps::FINISH;
}
template <typename ResponderType, typename RequestType, typename ResponseType>
void
CommonCallData<ResponderType, RequestType, ResponseType>::Execute()
{
if (ExecutePrecondition()) {
OnExecute_(request_, &response_, &status_);
} else {
status_ = ::grpc::Status(
::grpc::StatusCode::UNAVAILABLE,
std::string("This protocol is restricted, expecting header '") +
restricted_kv_.first + "'");
}
step_ = Steps::WRITEREADY;
if (async_) {
// For asynchronous operation, need to add itself onto the completion
// queue so that the response can be written once the object is
// taken up next for execution.
AddToCompletionQueue();
}
}
template <typename ResponderType, typename RequestType, typename ResponseType>
bool
CommonCallData<ResponderType, RequestType, ResponseType>::ExecutePrecondition()
{
if (!restricted_kv_.first.empty()) {
const auto& metadata = ctx_.client_metadata();
const auto it = metadata.find(restricted_kv_.first);
return (it != metadata.end()) && (it->second == restricted_kv_.second);
}
return true;
}
template <typename ResponderType, typename RequestType, typename ResponseType>
void
CommonCallData<ResponderType, RequestType, ResponseType>::AddToCompletionQueue()
{
alarm_.Set(cq_, gpr_now(gpr_clock_type::GPR_CLOCK_REALTIME), this);
}
template <typename ResponderType, typename RequestType, typename ResponseType>
void
CommonCallData<ResponderType, RequestType, ResponseType>::WriteResponse()
{
if (response_delay_ != 0) {
// Will delay the write of the response by the specified time.
// This can be used to test the flow where there are other
// responses available to be written.
LOG_VERBOSE(1) << "Delaying the write of the response by "
<< response_delay_ << " seconds";
std::this_thread::sleep_for(std::chrono::seconds(response_delay_));
}
step_ = Steps::COMPLETE;
responder_.Finish(response_, status_, this);
}
//
// CommonHandler
//
// A common handler for all non-inference requests.
//
class CommonHandler : public HandlerBase {
public:
CommonHandler(
const std::string& name,
const std::shared_ptr<TRITONSERVER_Server>& tritonserver,
const std::shared_ptr<SharedMemoryManager>& shm_manager,
TraceManager* trace_manager,
inference::GRPCInferenceService::AsyncService* service,
::grpc::health::v1::Health::AsyncService* health_service,
::grpc::ServerCompletionQueue* cq,
const RestrictedFeatures& restricted_keys, const uint64_t response_delay);
// Descriptive name of of the handler.
const std::string& Name() const { return name_; }
// Start handling requests.
void Start() override;
// Stop handling requests.
void Stop() override;
private:
void SetUpAllRequests();
// [FIXME] turn into generated code
void RegisterServerLive();
void RegisterServerReady();
void RegisterHealthCheck();
void RegisterModelReady();
void RegisterServerMetadata();
void RegisterModelMetadata();
void RegisterModelConfig();
void RegisterModelStatistics();
void RegisterTrace();
void RegisterLogging();
void RegisterSystemSharedMemoryStatus();
void RegisterSystemSharedMemoryRegister();
void RegisterSystemSharedMemoryUnregister();
void RegisterCudaSharedMemoryStatus();
void RegisterCudaSharedMemoryRegister();
void RegisterCudaSharedMemoryUnregister();
void RegisterRepositoryIndex();
void RegisterRepositoryModelLoad();
void RegisterRepositoryModelUnload();
// Set count and cumulative duration for 'RegisterModelStatistics()'
template <typename PBTYPE>
TRITONSERVER_Error* SetStatisticsDuration(
triton::common::TritonJson::Value& statistics_json,
const std::string& statistics_name,
PBTYPE* mutable_statistics_duration_protobuf) const;
const std::string name_;
std::shared_ptr<TRITONSERVER_Server> tritonserver_;
std::shared_ptr<SharedMemoryManager> shm_manager_;
TraceManager* trace_manager_;
inference::GRPCInferenceService::AsyncService* service_;
::grpc::health::v1::Health::AsyncService* health_service_;
::grpc::ServerCompletionQueue* cq_;
std::unique_ptr<std::thread> thread_;
RestrictedFeatures restricted_keys_{};
const uint64_t response_delay_ = 0;
};
CommonHandler::CommonHandler(
const std::string& name,
const std::shared_ptr<TRITONSERVER_Server>& tritonserver,
const std::shared_ptr<SharedMemoryManager>& shm_manager,
TraceManager* trace_manager,
inference::GRPCInferenceService::AsyncService* service,
::grpc::health::v1::Health::AsyncService* health_service,
::grpc::ServerCompletionQueue* cq,
const RestrictedFeatures& restricted_keys,
const uint64_t response_delay = 0)
: name_(name), tritonserver_(tritonserver), shm_manager_(shm_manager),
trace_manager_(trace_manager), service_(service),
health_service_(health_service), cq_(cq),
restricted_keys_(restricted_keys), response_delay_(response_delay)
{
}
void
CommonHandler::Start()
{
// Use a barrier to make sure we don't return until thread has
// started.
auto barrier = std::make_shared<Barrier>(2);
thread_.reset(new std::thread([this, barrier] {
SetUpAllRequests();
barrier->Wait();
void* tag;
bool ok;
while (cq_->Next(&tag, &ok)) {
ICallData* call_data = static_cast<ICallData*>(tag);
if (!call_data->Process(ok)) {
LOG_VERBOSE(1) << "Done for " << call_data->Name() << ", "
<< call_data->Id();
delete call_data;
}
}
}));
barrier->Wait();
LOG_VERBOSE(1) << "Thread started for " << Name();
}
void
CommonHandler::Stop()
{
if (thread_->joinable()) {
thread_->join();
}
LOG_VERBOSE(1) << "Thread exited for " << Name();
}
void
CommonHandler::SetUpAllRequests()
{
// Define all the RPCs to be handled by this handler below
//
// Within each of the Register function, the format of RPC specification is:
// 1. A OnRegister function: This will be called when the
// server is ready to receive the requests for this RPC.
// 2. A OnExecute function: This will be called when the
// to process the request.
// 3. Create a CommonCallData object with the above callback
// functions
// health (GRPC standard)
RegisterHealthCheck();
// health (Triton)
RegisterServerLive();
RegisterServerReady();
RegisterModelReady();
// Metadata
RegisterServerMetadata();
RegisterModelMetadata();
// model config
RegisterModelConfig();
// shared memory
// system..
RegisterSystemSharedMemoryStatus();
RegisterSystemSharedMemoryRegister();
RegisterSystemSharedMemoryUnregister();
// cuda..
RegisterCudaSharedMemoryStatus();
RegisterCudaSharedMemoryRegister();
RegisterCudaSharedMemoryUnregister();
// model repository
RegisterRepositoryIndex();
RegisterRepositoryModelLoad();
RegisterRepositoryModelUnload();
// statistics
RegisterModelStatistics();
// trace
RegisterTrace();
// logging
RegisterLogging();
}
void
CommonHandler::RegisterServerLive()
{
auto OnRegisterServerLive =
[this](
::grpc::ServerContext* ctx, inference::ServerLiveRequest* request,
::grpc::ServerAsyncResponseWriter<inference::ServerLiveResponse>*
responder,
void* tag) {
this->service_->RequestServerLive(
ctx, request, responder, this->cq_, this->cq_, tag);
};
auto OnExecuteServerLive = [this](
inference::ServerLiveRequest& request,
inference::ServerLiveResponse* response,
::grpc::Status* status) {
bool live = false;
TRITONSERVER_Error* err =
TRITONSERVER_ServerIsLive(tritonserver_.get(), &live);
response->set_live((err == nullptr) && live);
GrpcStatusUtil::Create(status, err);
TRITONSERVER_ErrorDelete(err);
};
const std::pair<std::string, std::string>& restricted_kv =
restricted_keys_.Get(RestrictedCategory::HEALTH);
new CommonCallData<
::grpc::ServerAsyncResponseWriter<inference::ServerLiveResponse>,
inference::ServerLiveRequest, inference::ServerLiveResponse>(
"ServerLive", 0, OnRegisterServerLive, OnExecuteServerLive,
false /* async */, cq_, restricted_kv, response_delay_);
}
void
CommonHandler::RegisterServerReady()
{
auto OnRegisterServerReady =
[this](
::grpc::ServerContext* ctx, inference::ServerReadyRequest* request,
::grpc::ServerAsyncResponseWriter<inference::ServerReadyResponse>*
responder,
void* tag) {
this->service_->RequestServerReady(
ctx, request, responder, this->cq_, this->cq_, tag);
};
auto OnExecuteServerReady = [this](
inference::ServerReadyRequest& request,
inference::ServerReadyResponse* response,
::grpc::Status* status) {
bool ready = false;
TRITONSERVER_Error* err =
TRITONSERVER_ServerIsReady(tritonserver_.get(), &ready);
response->set_ready((err == nullptr) && ready);
GrpcStatusUtil::Create(status, err);
TRITONSERVER_ErrorDelete(err);
};
const std::pair<std::string, std::string>& restricted_kv =
restricted_keys_.Get(RestrictedCategory::HEALTH);
new CommonCallData<
::grpc::ServerAsyncResponseWriter<inference::ServerReadyResponse>,
inference::ServerReadyRequest, inference::ServerReadyResponse>(
"ServerReady", 0, OnRegisterServerReady, OnExecuteServerReady,
false /* async */, cq_, restricted_kv, response_delay_);
}
void
CommonHandler::RegisterHealthCheck()
{
auto OnRegisterHealthCheck =
[this](
::grpc::ServerContext* ctx,
::grpc::health::v1::HealthCheckRequest* request,
::grpc::ServerAsyncResponseWriter<
::grpc::health::v1::HealthCheckResponse>* responder,
void* tag) {
this->health_service_->RequestCheck(
ctx, request, responder, this->cq_, this->cq_, tag);
};
auto OnExecuteHealthCheck = [this](
::grpc::health::v1::HealthCheckRequest&
request,
::grpc::health::v1::HealthCheckResponse*
response,
::grpc::Status* status) {
bool live = false;
TRITONSERVER_Error* err =
TRITONSERVER_ServerIsReady(tritonserver_.get(), &live);
auto serving_status =
::grpc::health::v1::HealthCheckResponse_ServingStatus_UNKNOWN;
if (err == nullptr) {
serving_status =
live ? ::grpc::health::v1::HealthCheckResponse_ServingStatus_SERVING
: ::grpc::health::v1::
HealthCheckResponse_ServingStatus_NOT_SERVING;
}
response->set_status(serving_status);
GrpcStatusUtil::Create(status, err);
TRITONSERVER_ErrorDelete(err);
};
const std::pair<std::string, std::string>& restricted_kv =
restricted_keys_.Get(RestrictedCategory::HEALTH);
new CommonCallData<
::grpc::ServerAsyncResponseWriter<
::grpc::health::v1::HealthCheckResponse>,
::grpc::health::v1::HealthCheckRequest,
::grpc::health::v1::HealthCheckResponse>(
"Check", 0, OnRegisterHealthCheck, OnExecuteHealthCheck,
false /* async */, cq_, restricted_kv, response_delay_);
}
void
CommonHandler::RegisterModelReady()
{
auto OnRegisterModelReady =
[this](
::grpc::ServerContext* ctx, inference::ModelReadyRequest* request,
::grpc::ServerAsyncResponseWriter<inference::ModelReadyResponse>*
responder,
void* tag) {
this->service_->RequestModelReady(
ctx, request, responder, this->cq_, this->cq_, tag);
};
auto OnExecuteModelReady = [this](
inference::ModelReadyRequest& request,
inference::ModelReadyResponse* response,
::grpc::Status* status) {
bool is_ready = false;
int64_t requested_model_version;
auto err =
GetModelVersionFromString(request.version(), &requested_model_version);
if (err == nullptr) {
err = TRITONSERVER_ServerModelIsReady(
tritonserver_.get(), request.name().c_str(), requested_model_version,
&is_ready);
}
response->set_ready(is_ready);
GrpcStatusUtil::Create(status, err);
TRITONSERVER_ErrorDelete(err);
};
const std::pair<std::string, std::string>& restricted_kv =
restricted_keys_.Get(RestrictedCategory::HEALTH);
new CommonCallData<
::grpc::ServerAsyncResponseWriter<inference::ModelReadyResponse>,
inference::ModelReadyRequest, inference::ModelReadyResponse>(
"ModelReady", 0, OnRegisterModelReady, OnExecuteModelReady,
false /* async */, cq_, restricted_kv, response_delay_);
}
void
CommonHandler::RegisterServerMetadata()
{
auto OnRegisterServerMetadata =
[this](
::grpc::ServerContext* ctx, inference::ServerMetadataRequest* request,
::grpc::ServerAsyncResponseWriter<inference::ServerMetadataResponse>*
responder,
void* tag) {
this->service_->RequestServerMetadata(
ctx, request, responder, this->cq_, this->cq_, tag);
};
auto OnExecuteServerMetadata =
[this](
inference::ServerMetadataRequest& request,
inference::ServerMetadataResponse* response, ::grpc::Status* status) {
TRITONSERVER_Message* server_metadata_message = nullptr;
TRITONSERVER_Error* err = TRITONSERVER_ServerMetadata(
tritonserver_.get(), &server_metadata_message);
GOTO_IF_ERR(err, earlyexit);
const char* buffer;
size_t byte_size;
err = TRITONSERVER_MessageSerializeToJson(
server_metadata_message, &buffer, &byte_size);
GOTO_IF_ERR(err, earlyexit);
{
triton::common::TritonJson::Value server_metadata_json;
err = server_metadata_json.Parse(buffer, byte_size);
GOTO_IF_ERR(err, earlyexit);
const char* name;
size_t namelen;
err = server_metadata_json.MemberAsString("name", &name, &namelen);
GOTO_IF_ERR(err, earlyexit);
const char* version;
size_t versionlen;
err = server_metadata_json.MemberAsString(
"version", &version, &versionlen);
GOTO_IF_ERR(err, earlyexit);
response->set_name(std::string(name, namelen));
response->set_version(std::string(version, versionlen));
if (server_metadata_json.Find("extensions")) {
triton::common::TritonJson::Value extensions_json;
err = server_metadata_json.MemberAsArray(
"extensions", &extensions_json);
GOTO_IF_ERR(err, earlyexit);
for (size_t idx = 0; idx < extensions_json.ArraySize(); ++idx) {
const char* ext;
size_t extlen;
err = extensions_json.IndexAsString(idx, &ext, &extlen);
GOTO_IF_ERR(err, earlyexit);
response->add_extensions(std::string(ext, extlen));
}
}
TRITONSERVER_MessageDelete(server_metadata_message);
}
earlyexit:
GrpcStatusUtil::Create(status, err);
TRITONSERVER_ErrorDelete(err);
};
const std::pair<std::string, std::string>& restricted_kv =
restricted_keys_.Get(RestrictedCategory::METADATA);
new CommonCallData<
::grpc::ServerAsyncResponseWriter<inference::ServerMetadataResponse>,
inference::ServerMetadataRequest, inference::ServerMetadataResponse>(
"ServerMetadata", 0, OnRegisterServerMetadata, OnExecuteServerMetadata,
false /* async */, cq_, restricted_kv, response_delay_);
}
void
CommonHandler::RegisterModelMetadata()
{
auto OnRegisterModelMetadata =
[this](
::grpc::ServerContext* ctx, inference::ModelMetadataRequest* request,
::grpc::ServerAsyncResponseWriter<inference::ModelMetadataResponse>*
responder,
void* tag) {
this->service_->RequestModelMetadata(
ctx, request, responder, this->cq_, this->cq_, tag);
};
auto OnExecuteModelMetadata = [this](
inference::ModelMetadataRequest& request,
inference::ModelMetadataResponse* response,
::grpc::Status* status) {
int64_t requested_model_version;
auto err =
GetModelVersionFromString(request.version(), &requested_model_version);
GOTO_IF_ERR(err, earlyexit);
{
TRITONSERVER_Message* model_metadata_message = nullptr;
err = TRITONSERVER_ServerModelMetadata(
tritonserver_.get(), request.name().c_str(), requested_model_version,
&model_metadata_message);
GOTO_IF_ERR(err, earlyexit);
const char* buffer;
size_t byte_size;
err = TRITONSERVER_MessageSerializeToJson(
model_metadata_message, &buffer, &byte_size);
GOTO_IF_ERR(err, earlyexit);
triton::common::TritonJson::Value model_metadata_json;
err = model_metadata_json.Parse(buffer, byte_size);
GOTO_IF_ERR(err, earlyexit);
const char* name;
size_t namelen;
err = model_metadata_json.MemberAsString("name", &name, &namelen);
GOTO_IF_ERR(err, earlyexit);
response->set_name(std::string(name, namelen));
if (model_metadata_json.Find("versions")) {
triton::common::TritonJson::Value versions_json;
err = model_metadata_json.MemberAsArray("versions", &versions_json);
GOTO_IF_ERR(err, earlyexit);
for (size_t idx = 0; idx < versions_json.ArraySize(); ++idx) {
const char* version;
size_t versionlen;
err = versions_json.IndexAsString(idx, &version, &versionlen);
GOTO_IF_ERR(err, earlyexit);
response->add_versions(std::string(version, versionlen));
}
}
const char* platform;
size_t platformlen;
err = model_metadata_json.MemberAsString(
"platform", &platform, &platformlen);
GOTO_IF_ERR(err, earlyexit);
response->set_platform(std::string(platform, platformlen));
if (model_metadata_json.Find("inputs")) {
triton::common::TritonJson::Value inputs_json;
err = model_metadata_json.MemberAsArray("inputs", &inputs_json);
GOTO_IF_ERR(err, earlyexit);
for (size_t idx = 0; idx < inputs_json.ArraySize(); ++idx) {
triton::common::TritonJson::Value io_json;
err = inputs_json.IndexAsObject(idx, &io_json);
GOTO_IF_ERR(err, earlyexit);
inference::ModelMetadataResponse::TensorMetadata* io =
response->add_inputs();
const char* name;
size_t namelen;
err = io_json.MemberAsString("name", &name, &namelen);
GOTO_IF_ERR(err, earlyexit);
const char* datatype;
size_t datatypelen;
err = io_json.MemberAsString("datatype", &datatype, &datatypelen);
GOTO_IF_ERR(err, earlyexit);
io->set_name(std::string(name, namelen));
io->set_datatype(std::string(datatype, datatypelen));
if (io_json.Find("shape")) {
triton::common::TritonJson::Value shape_json;
err = io_json.MemberAsArray("shape", &shape_json);
GOTO_IF_ERR(err, earlyexit);
for (size_t sidx = 0; sidx < shape_json.ArraySize(); ++sidx) {
int64_t d;
err = shape_json.IndexAsInt(sidx, &d);
GOTO_IF_ERR(err, earlyexit);
io->add_shape(d);
}
}
}
}
if (model_metadata_json.Find("outputs")) {
triton::common::TritonJson::Value outputs_json;
err = model_metadata_json.MemberAsArray("outputs", &outputs_json);
GOTO_IF_ERR(err, earlyexit);
for (size_t idx = 0; idx < outputs_json.ArraySize(); ++idx) {
triton::common::TritonJson::Value io_json;
err = outputs_json.IndexAsObject(idx, &io_json);
GOTO_IF_ERR(err, earlyexit);
inference::ModelMetadataResponse::TensorMetadata* io =
response->add_outputs();
const char* name;
size_t namelen;
err = io_json.MemberAsString("name", &name, &namelen);
GOTO_IF_ERR(err, earlyexit);
const char* datatype;
size_t datatypelen;
err = io_json.MemberAsString("datatype", &datatype, &datatypelen);
GOTO_IF_ERR(err, earlyexit);
io->set_name(std::string(name, namelen));
io->set_datatype(std::string(datatype, datatypelen));
if (io_json.Find("shape")) {
triton::common::TritonJson::Value shape_json;
err = io_json.MemberAsArray("shape", &shape_json);
GOTO_IF_ERR(err, earlyexit);
for (size_t sidx = 0; sidx < shape_json.ArraySize(); ++sidx) {
int64_t d;
err = shape_json.IndexAsInt(sidx, &d);
GOTO_IF_ERR(err, earlyexit);
io->add_shape(d);
}
}
}
}
TRITONSERVER_MessageDelete(model_metadata_message);
}
earlyexit:
GrpcStatusUtil::Create(status, err);
TRITONSERVER_ErrorDelete(err);
};
const std::pair<std::string, std::string>& restricted_kv =
restricted_keys_.Get(RestrictedCategory::METADATA);
new CommonCallData<
::grpc::ServerAsyncResponseWriter<inference::ModelMetadataResponse>,
inference::ModelMetadataRequest, inference::ModelMetadataResponse>(
"ModelMetadata", 0, OnRegisterModelMetadata, OnExecuteModelMetadata,
false /* async */, cq_, restricted_kv, response_delay_);
}
void
CommonHandler::RegisterModelConfig()
{
auto OnRegisterModelConfig =
[this](
::grpc::ServerContext* ctx, inference::ModelConfigRequest* request,
::grpc::ServerAsyncResponseWriter<inference::ModelConfigResponse>*
responder,
void* tag) {
this->service_->RequestModelConfig(
ctx, request, responder, this->cq_, this->cq_, tag);
};
auto OnExecuteModelConfig = [this](
inference::ModelConfigRequest& request,
inference::ModelConfigResponse* response,
::grpc::Status* status) {
int64_t requested_model_version;
auto err =
GetModelVersionFromString(request.version(), &requested_model_version);
if (err == nullptr) {
TRITONSERVER_Message* model_config_message = nullptr;
err = TRITONSERVER_ServerModelConfig(
tritonserver_.get(), request.name().c_str(), requested_model_version,
1 /* config_version */, &model_config_message);
if (err == nullptr) {
const char* buffer;
size_t byte_size;
err = TRITONSERVER_MessageSerializeToJson(
model_config_message, &buffer, &byte_size);
if (err == nullptr) {
::google::protobuf::util::JsonStringToMessage(
::google::protobuf::stringpiece_internal::StringPiece(
buffer, (int)byte_size),
response->mutable_config());
}
TRITONSERVER_MessageDelete(model_config_message);
}
}
GrpcStatusUtil::Create(status, err);
TRITONSERVER_ErrorDelete(err);
};
const std::pair<std::string, std::string>& restricted_kv =
restricted_keys_.Get(RestrictedCategory::MODEL_CONFIG);
new CommonCallData<
::grpc::ServerAsyncResponseWriter<inference::ModelConfigResponse>,
inference::ModelConfigRequest, inference::ModelConfigResponse>(
"ModelConfig", 0, OnRegisterModelConfig, OnExecuteModelConfig,
false /* async */, cq_, restricted_kv, response_delay_);
}
void
CommonHandler::RegisterModelStatistics()
{
auto OnRegisterModelStatistics =
[this](
::grpc::ServerContext* ctx,
inference::ModelStatisticsRequest* request,
::grpc::ServerAsyncResponseWriter<inference::ModelStatisticsResponse>*
responder,
void* tag) {
this->service_->RequestModelStatistics(
ctx, request, responder, this->cq_, this->cq_, tag);
};
auto OnExecuteModelStatistics = [this](
inference::ModelStatisticsRequest&
request,
inference::ModelStatisticsResponse*
response,
::grpc::Status* status) {
#ifdef TRITON_ENABLE_STATS
triton::common::TritonJson::Value model_stats_json;
int64_t requested_model_version;
auto err =
GetModelVersionFromString(request.version(), &requested_model_version);
GOTO_IF_ERR(err, earlyexit);
{
TRITONSERVER_Message* model_stats_message = nullptr;
err = TRITONSERVER_ServerModelStatistics(
tritonserver_.get(), request.name().c_str(), requested_model_version,
&model_stats_message);
GOTO_IF_ERR(err, earlyexit);
const char* buffer;
size_t byte_size;
err = TRITONSERVER_MessageSerializeToJson(
model_stats_message, &buffer, &byte_size);
GOTO_IF_ERR(err, earlyexit);
err = model_stats_json.Parse(buffer, byte_size);
GOTO_IF_ERR(err, earlyexit);
TRITONSERVER_MessageDelete(model_stats_message);
}
if (model_stats_json.Find("model_stats")) {
triton::common::TritonJson::Value stats_json;
err = model_stats_json.MemberAsArray("model_stats", &stats_json);
GOTO_IF_ERR(err, earlyexit);
for (size_t idx = 0; idx < stats_json.ArraySize(); ++idx) {
triton::common::TritonJson::Value model_stat;
err = stats_json.IndexAsObject(idx, &model_stat);
GOTO_IF_ERR(err, earlyexit);
auto statistics = response->add_model_stats();
const char* name;
size_t namelen;
err = model_stat.MemberAsString("name", &name, &namelen);
GOTO_IF_ERR(err, earlyexit);
const char* version;
size_t versionlen;
err = model_stat.MemberAsString("version", &version, &versionlen);
GOTO_IF_ERR(err, earlyexit);
statistics->set_name(std::string(name, namelen));
statistics->set_version(std::string(version, versionlen));
uint64_t ucnt;
err = model_stat.MemberAsUInt("last_inference", &ucnt);
GOTO_IF_ERR(err, earlyexit);
statistics->set_last_inference(ucnt);
err = model_stat.MemberAsUInt("inference_count", &ucnt);
GOTO_IF_ERR(err, earlyexit);
statistics->set_inference_count(ucnt);
err = model_stat.MemberAsUInt("execution_count", &ucnt);
GOTO_IF_ERR(err, earlyexit);
statistics->set_execution_count(ucnt);
{
triton::common::TritonJson::Value infer_stats_json;
err = model_stat.MemberAsObject("inference_stats", &infer_stats_json);
GOTO_IF_ERR(err, earlyexit);
err = SetStatisticsDuration(
infer_stats_json, "success",
statistics->mutable_inference_stats()->mutable_success());
GOTO_IF_ERR(err, earlyexit);
err = SetStatisticsDuration(
infer_stats_json, "fail",
statistics->mutable_inference_stats()->mutable_fail());
GOTO_IF_ERR(err, earlyexit);
err = SetStatisticsDuration(
infer_stats_json, "queue",
statistics->mutable_inference_stats()->mutable_queue());
GOTO_IF_ERR(err, earlyexit);
err = SetStatisticsDuration(
infer_stats_json, "compute_input",
statistics->mutable_inference_stats()->mutable_compute_input());
GOTO_IF_ERR(err, earlyexit);
err = SetStatisticsDuration(
infer_stats_json, "compute_infer",