mirror of https://github.com/grpc/grpc.git
murgatroid99
8 years ago
parent
59fe8e2246
commit
f94f64fc12
15 changed files with 79 additions and 528 deletions
@ -1,86 +0,0 @@ |
||||
/*
|
||||
* |
||||
* Copyright 2015, Google Inc. |
||||
* 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 Google Inc. 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 AND CONTRIBUTORS |
||||
* "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. |
||||
* |
||||
*/ |
||||
|
||||
#ifndef NET_GRPC_NODE_COMPLETION_QUEUE_ASYNC_WORKER_H_ |
||||
#define NET_GRPC_NODE_COMPLETION_QUEUE_ASYNC_WORKER_H_ |
||||
#include <nan.h> |
||||
|
||||
#include "grpc/grpc.h" |
||||
|
||||
namespace grpc { |
||||
namespace node { |
||||
|
||||
/* A worker that asynchronously calls completion_queue_next, and queues onto the
|
||||
node event loop a call to the function stored in the event's tag. */ |
||||
class CompletionQueueAsyncWorker : public Nan::AsyncWorker { |
||||
public: |
||||
CompletionQueueAsyncWorker(); |
||||
|
||||
~CompletionQueueAsyncWorker(); |
||||
/* Calls completion_queue_next with the provided deadline, and stores the
|
||||
event if there was one or sets an error message if there was not */ |
||||
void Execute(); |
||||
|
||||
/* Returns the completion queue attached to this class */ |
||||
static grpc_completion_queue *GetQueue(); |
||||
|
||||
/* Convenience function to create a worker with the given arguments and queue
|
||||
it to run asynchronously */ |
||||
static void Next(); |
||||
|
||||
/* Initialize the CompletionQueueAsyncWorker class */ |
||||
static void Init(v8::Local<v8::Object> exports); |
||||
|
||||
protected: |
||||
/* Called when Execute has succeeded (completed without setting an error
|
||||
message). Calls the saved callback with the event that came from |
||||
completion_queue_next */ |
||||
void HandleOKCallback(); |
||||
|
||||
void HandleErrorCallback(); |
||||
|
||||
private: |
||||
grpc_event result; |
||||
|
||||
static grpc_completion_queue *queue; |
||||
|
||||
// Number of grpc_completion_queue_next calls in the thread pool
|
||||
static int current_threads; |
||||
// Number of grpc_completion_queue_next calls waiting to enter the thread pool
|
||||
static int waiting_next_calls; |
||||
}; |
||||
|
||||
} // namespace node
|
||||
} // namespace grpc
|
||||
|
||||
#endif // NET_GRPC_NODE_COMPLETION_QUEUE_ASYNC_WORKER_H_
|
||||
@ -1,182 +0,0 @@ |
||||
/*
|
||||
* |
||||
* Copyright 2015, Google Inc. |
||||
* 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 Google Inc. 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 AND CONTRIBUTORS |
||||
* "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. |
||||
* |
||||
*/ |
||||
|
||||
/* I don't like using #ifndef, but I don't see a better way to do this */ |
||||
#ifndef GRPC_UV |
||||
|
||||
#include <node.h> |
||||
#include <nan.h> |
||||
|
||||
#include "grpc/grpc.h" |
||||
#include "grpc/support/log.h" |
||||
#include "grpc/support/time.h" |
||||
#include "completion_queue.h" |
||||
#include "call.h" |
||||
|
||||
namespace grpc { |
||||
namespace node { |
||||
|
||||
namespace { |
||||
|
||||
/* A worker that asynchronously calls completion_queue_next, and queues onto the
|
||||
node event loop a call to the function stored in the event's tag. */ |
||||
class CompletionQueueAsyncWorker : public Nan::AsyncWorker { |
||||
public: |
||||
CompletionQueueAsyncWorker(); |
||||
|
||||
~CompletionQueueAsyncWorker(); |
||||
/* Calls completion_queue_next with the provided deadline, and stores the
|
||||
event if there was one or sets an error message if there was not */ |
||||
void Execute(); |
||||
|
||||
/* Returns the completion queue attached to this class */ |
||||
static grpc_completion_queue *GetQueue(); |
||||
|
||||
/* Convenience function to create a worker with the given arguments and queue
|
||||
it to run asynchronously */ |
||||
static void Next(); |
||||
|
||||
/* Initialize the CompletionQueueAsyncWorker class */ |
||||
static void Init(v8::Local<v8::Object> exports); |
||||
|
||||
protected: |
||||
/* Called when Execute has succeeded (completed without setting an error
|
||||
message). Calls the saved callback with the event that came from |
||||
completion_queue_next */ |
||||
void HandleOKCallback(); |
||||
|
||||
void HandleErrorCallback(); |
||||
|
||||
private: |
||||
static void TryAddWorker(); |
||||
|
||||
grpc_event result; |
||||
|
||||
static grpc_completion_queue *queue; |
||||
|
||||
// Number of grpc_completion_queue_next calls in the thread pool
|
||||
static int current_threads; |
||||
// Number of grpc_completion_queue_next calls waiting to enter the thread pool
|
||||
static int waiting_next_calls; |
||||
}; |
||||
|
||||
const int max_queue_threads = 2; |
||||
|
||||
using v8::Function; |
||||
using v8::Local; |
||||
using v8::Object; |
||||
using v8::Value; |
||||
|
||||
grpc_completion_queue *CompletionQueueAsyncWorker::queue; |
||||
|
||||
// Invariants: current_threads <= max_queue_threads
|
||||
// (current_threads == max_queue_threads) || (waiting_next_calls == 0)
|
||||
|
||||
int CompletionQueueAsyncWorker::current_threads; |
||||
int CompletionQueueAsyncWorker::waiting_next_calls; |
||||
|
||||
CompletionQueueAsyncWorker::CompletionQueueAsyncWorker() |
||||
: Nan::AsyncWorker(NULL) {} |
||||
|
||||
CompletionQueueAsyncWorker::~CompletionQueueAsyncWorker() {} |
||||
|
||||
void CompletionQueueAsyncWorker::Execute() { |
||||
result = |
||||
grpc_completion_queue_next(queue, gpr_inf_future(GPR_CLOCK_REALTIME), NULL); |
||||
if (!result.success) { |
||||
SetErrorMessage("The async function encountered an error"); |
||||
} |
||||
} |
||||
|
||||
grpc_completion_queue *CompletionQueueAsyncWorker::GetQueue() { return queue; } |
||||
|
||||
void CompletionQueueAsyncWorker::TryAddWorker() { |
||||
if (current_threads < max_queue_threads && waiting_next_calls > 0) { |
||||
current_threads += 1; |
||||
waiting_next_calls -= 1; |
||||
CompletionQueueAsyncWorker *worker = new CompletionQueueAsyncWorker(); |
||||
Nan::AsyncQueueWorker(worker); |
||||
} |
||||
GPR_ASSERT(current_threads <= max_queue_threads); |
||||
GPR_ASSERT((current_threads == max_queue_threads) || |
||||
(waiting_next_calls == 0)); |
||||
} |
||||
|
||||
void CompletionQueueAsyncWorker::Next() { |
||||
waiting_next_calls += 1; |
||||
TryAddWorker(); |
||||
} |
||||
|
||||
void CompletionQueueAsyncWorker::Init(Local<Object> exports) { |
||||
Nan::HandleScope scope; |
||||
current_threads = 0; |
||||
waiting_next_calls = 0; |
||||
queue = grpc_completion_queue_create(NULL); |
||||
} |
||||
|
||||
void CompletionQueueAsyncWorker::HandleOKCallback() { |
||||
Nan::HandleScope scope; |
||||
current_threads -= 1; |
||||
TryAddWorker(); |
||||
CompleteTag(result.tag, NULL); |
||||
|
||||
DestroyTag(result.tag); |
||||
} |
||||
|
||||
void CompletionQueueAsyncWorker::HandleErrorCallback() { |
||||
Nan::HandleScope scope; |
||||
current_threads -= 1; |
||||
TryAddWorker(); |
||||
CompleteTag(result.tag, ErrorMessage()); |
||||
|
||||
DestroyTag(result.tag); |
||||
} |
||||
|
||||
} // namespace
|
||||
|
||||
grpc_completion_queue *GetCompletionQueue() { |
||||
return CompletionQueueAsyncWorker::GetQueue(); |
||||
} |
||||
|
||||
void CompletionQueueNext() { |
||||
CompletionQueueAsyncWorker::Next(); |
||||
} |
||||
|
||||
void CompletionQueueInit(Local<Object> exports) { |
||||
CompletionQueueAsyncWorker::Init(exports); |
||||
} |
||||
|
||||
} // namespace node
|
||||
} // namespace grpc
|
||||
|
||||
#endif /* GRPC_UV */ |
||||
@ -1,73 +0,0 @@ |
||||
/*
|
||||
* |
||||
* Copyright 2017, Google Inc. |
||||
* 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 Google Inc. 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 AND CONTRIBUTORS |
||||
* "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. |
||||
* |
||||
*/ |
||||
|
||||
#ifndef GRPC_UV |
||||
|
||||
#include "server.h" |
||||
|
||||
#include <node.h> |
||||
#include <nan.h> |
||||
#include "grpc/grpc.h" |
||||
#include "grpc/support/time.h" |
||||
|
||||
namespace grpc { |
||||
namespace node { |
||||
|
||||
Server::Server(grpc_server *server) : wrapped_server(server) { |
||||
shutdown_queue = grpc_completion_queue_create(NULL); |
||||
grpc_server_register_non_listening_completion_queue(server, shutdown_queue, |
||||
NULL); |
||||
} |
||||
|
||||
Server::~Server() { |
||||
this->ShutdownServer(); |
||||
grpc_completion_queue_shutdown(this->shutdown_queue); |
||||
grpc_completion_queue_destroy(this->shutdown_queue); |
||||
} |
||||
|
||||
void Server::ShutdownServer() { |
||||
if (this->wrapped_server != NULL) { |
||||
grpc_server_shutdown_and_notify(this->wrapped_server, this->shutdown_queue, |
||||
NULL); |
||||
grpc_server_cancel_all_calls(this->wrapped_server); |
||||
grpc_completion_queue_pluck(this->shutdown_queue, NULL, |
||||
gpr_inf_future(GPR_CLOCK_REALTIME), NULL); |
||||
grpc_server_destroy(this->wrapped_server); |
||||
this->wrapped_server = NULL; |
||||
} |
||||
} |
||||
|
||||
} // namespace grpc
|
||||
} // namespace node
|
||||
|
||||
#endif /* GRPC_UV */ |
||||
@ -1,131 +0,0 @@ |
||||
/*
|
||||
* |
||||
* Copyright 2017, Google Inc. |
||||
* 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 Google Inc. 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 AND CONTRIBUTORS |
||||
* "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. |
||||
* |
||||
*/ |
||||
|
||||
#ifdef GRPC_UV |
||||
|
||||
#include "server.h" |
||||
|
||||
#include <node.h> |
||||
#include <nan.h> |
||||
#include "grpc/grpc.h" |
||||
#include "grpc/support/time.h" |
||||
|
||||
#include "call.h" |
||||
#include "completion_queue.h" |
||||
|
||||
namespace grpc { |
||||
namespace node { |
||||
|
||||
using Nan::Callback; |
||||
using Nan::MaybeLocal; |
||||
|
||||
using v8::External; |
||||
using v8::Function; |
||||
using v8::FunctionTemplate; |
||||
using v8::Local; |
||||
using v8::Object; |
||||
using v8::Value; |
||||
|
||||
static Callback *shutdown_callback = NULL; |
||||
|
||||
class ServerShutdownOp : public Op { |
||||
public: |
||||
ServerShutdownOp(grpc_server *server): server(server) { |
||||
} |
||||
|
||||
~ServerShutdownOp() { |
||||
} |
||||
|
||||
Local<Value> GetNodeValue() const { |
||||
return Nan::Null(); |
||||
} |
||||
|
||||
bool ParseOp(Local<Value> value, grpc_op *out) { |
||||
return true; |
||||
} |
||||
bool IsFinalOp() { |
||||
return false; |
||||
} |
||||
void OnComplete(bool success) { |
||||
/* Because cancel_all_calls was called, we assume that shutdown_and_notify
|
||||
completes successfully */ |
||||
grpc_server_destroy(server); |
||||
} |
||||
|
||||
grpc_server *server; |
||||
|
||||
protected: |
||||
std::string GetTypeString() const { return "shutdown"; } |
||||
}; |
||||
|
||||
Server::Server(grpc_server *server) : wrapped_server(server) { |
||||
} |
||||
|
||||
Server::~Server() { |
||||
this->ShutdownServer(); |
||||
} |
||||
|
||||
NAN_METHOD(ServerShutdownCallback) { |
||||
if (!info[0]->IsNull()) { |
||||
return Nan::ThrowError("forceShutdown failed somehow"); |
||||
} |
||||
} |
||||
|
||||
void Server::ShutdownServer() { |
||||
Nan::HandleScope scope; |
||||
if (this->wrapped_server != NULL) { |
||||
if (shutdown_callback == NULL) { |
||||
Local<FunctionTemplate>callback_tpl = |
||||
Nan::New<FunctionTemplate>(ServerShutdownCallback); |
||||
shutdown_callback = new Callback( |
||||
Nan::GetFunction(callback_tpl).ToLocalChecked()); |
||||
} |
||||
|
||||
ServerShutdownOp *op = new ServerShutdownOp(this->wrapped_server); |
||||
unique_ptr<OpVec> ops(new OpVec()); |
||||
ops->push_back(unique_ptr<Op>(op)); |
||||
|
||||
grpc_server_shutdown_and_notify( |
||||
this->wrapped_server, GetCompletionQueue(), |
||||
new struct tag(new Callback(**shutdown_callback), ops.release(), NULL, |
||||
Nan::Null())); |
||||
grpc_server_cancel_all_calls(this->wrapped_server); |
||||
CompletionQueueNext(); |
||||
this->wrapped_server = NULL; |
||||
} |
||||
} |
||||
|
||||
} // namespace grpc
|
||||
} // namespace node
|
||||
|
||||
#endif /* GRPC_UV */ |
||||
Loading…
Reference in new issue