mpi tools

paddle/fluid/operators/detail/mpi_client.cpp

+
+/* Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserved.
+Licensed 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 "mpi_client.h"
+#include "mpi_utils.h"
+
+namespace paddle {
+namespace operators {
+namespace detail {
+bool MPIClient::AsyncSendVariable() {
+    char* msg = "123456787654";
+    int dst = 1;
+    MPIIsend send = MPIIsend(dst, msg);
+}
+
+bool MPIClient::Wait() {}
+
+}  // namespace detail
+}  // namespace operators
+}  // namespace paddle
\ No newline at end of file

paddle/fluid/operators/detail/mpi_client.h

@@ -26,23 +26,26 @@ namespace operators {
 namespace detail {
 class MPIClient {
  public:
-  bool AsyncSendVariable(const std::string& ep,
-                         const platform::DeviceContext& ctx,
-                         const framework::Scope& scope,
-                         const std::string& var_name,
-                         int64_t time_out = 600 * 1000);
-
-  bool AsyncGetVariable(const std::string& ep,
-                        const platform::DeviceContext& ctx,
-                        const framework::Scope& scope,
-                        const std::string& var_name,
-                        int64_t time_out = 600 * 1000);
-
-  void AsyncSendBatchBarrier(const std::string& ep,
-                             int64_t time_out = 600 * 1000);
-
-  void AsyncSendFetchBarrier(const std::string& ep,
-                             int64_t time_out = 600 * 1000);
+  //   bool AsyncSendVariable(const std::string& ep,
+  //                          const platform::DeviceContext& ctx,
+  //                          const framework::Scope& scope,
+  //                          const std::string& var_name,
+  //                          int64_t time_out = 600 * 1000);
+
+  //   bool AsyncGetVariable(const std::string& ep,
+  //                         const platform::DeviceContext& ctx,
+  //                         const framework::Scope& scope,
+  //                         const std::string& var_name,
+  //                         int64_t time_out = 600 * 1000);
+
+  //   void AsyncSendBatchBarrier(const std::string& ep,
+  //                              int64_t time_out = 600 * 1000);
+
+  //   void AsyncSendFetchBarrier(const std::string& ep,
+  //                              int64_t time_out = 600 * 1000);
+
+  bool AsyncSendVariable();
+
   bool Wait();
 
  private:

paddle/fluid/operators/detail/mpi_utils.cpp

@@ -3,10 +3,13 @@
 //
 
 #include <stdio.h>
+#include <string.h>
 
-#include "paddle/fluid/operators/detail/mpi_utils.h"
+#include <mpi.h>
+#include "mpi_utils.h"
 
 #define max_worker_name_length 128
+#define mpi_tag = 2008
 
 namespace paddle {
 namespace operators {
@@ -42,6 +45,47 @@ void MPIUtils::InitMPI() {
     MPI_Get_processor_name(host_name, &len)
   }
 };
+
+MPIIsend::MPIIsend(int dst, const char* req) {
+  done1 = 0;
+  done2 = 0;
+  length = strlen(req);
+  req = req;
+}
+
+MPIIsend::Send() {
+  MPI_Isend(&req, length, MPI_CHAR, dst, mpi_tag, MPI_COMM_WORLD,
+            &msg1_);
+  MPI_Test(&msg1_, &done1_, MPI_STATUS_IGNORE)
+}
+
+  bool MPIIsend::IsFinished() {
+     MPI_Status status;
+     if (!done1_) MPI_Test(&msg1_, &done1_, &status);
+     return done1;
+  }
+
+MPIIsend::~MPIIsend(){
+  MPI_Wait(&msg1_, MPI_STATUS_IGNORE);
+  MPI_Free_mem(req);
+}
+
+MPIIrecv::MPIIrecv(){
+
+}
+
+MPIIrecv::Recv(){
+
+}
+
+MPIIrecv::IsFinished(){
+
+}
+
+MPIIrecv::~MPIIrecv(){
+
+}
+
 }  // namespace detail
 
 }  // namespace operators

paddle/fluid/operators/detail/mpi_utils.h

@@ -10,7 +10,7 @@ See the License for the specific language governing permissions and
 limitations under the License. */
 
 #pragma once
-#include <mpi/mpi.h>
+#include <mpi.h>
 #include <map>
 #include <string>
 #include <vector>
@@ -30,22 +30,23 @@ class MPIUtils {
 
 class MPIIsend {
  public:
-  void init();
-  int isFinished();
-  void send();
+  MPIIsend(int dst, const char* buf);
+  bool IsFinished();
+  void Send();
   ~MPIIsend();
 
  private:
   int done1;
-    int done2;
-    sendrecv::VariableMessage req;
+  int length;
+  char* req;
+  MPI_Request msg1_;
 };
 
 class MPIIrecv {
  public:
-  void init();
-  int isFinished();
-  void recv();
+MPIIrecv();
+bool IsFinished();
+  void Recv();
   ~MPIIrecv();
 };