67 lines
2.1 KiB
C++
67 lines
2.1 KiB
C++
/* Copyright 2017 The TensorFlow Authors. All Rights Reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==============================================================================*/
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#ifndef TENSORFLOW_CONTRIB_VERBS_VERBS_SERVER_LIB_H_
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#define TENSORFLOW_CONTRIB_VERBS_VERBS_SERVER_LIB_H_
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#ifdef TENSORFLOW_USE_VERBS
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#include "tensorflow/contrib/verbs/grpc_verbs_service.h"
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#include "tensorflow/contrib/verbs/rdma_mgr.h"
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#include "tensorflow/core/distributed_runtime/rpc/grpc_server_lib.h"
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namespace tensorflow {
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class VerbsServer : public GrpcServer {
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protected:
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VerbsServer(const ServerDef& server_def, Env* env);
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public:
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static Status Create(const ServerDef& server_def, Env* env,
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std::unique_ptr<ServerInterface>* out_server);
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// Destruction is only supported in the factory method. Clean
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// shutdown is not currently implemented for this server type.
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virtual ~VerbsServer() override;
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// Implementations of ServerInterface methods.
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Status Start() override;
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Status Join() override;
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protected:
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Status Init(ServiceInitFunction service_func,
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RendezvousMgrCreationFunction rendezvous_mgr_func);
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Status ChannelCacheFactory(const ServerDef& server_def,
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GrpcChannelCache** channel_cache);
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private:
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RdmaMgr* rdma_mgr_;
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// Guards state transitions.
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mutex mu_;
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enum State { DISCONNECTED, CONNECTED };
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State verbs_state_ GUARDED_BY(mu_);
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GrpcVerbsService* verbs_service_ = nullptr;
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std::unique_ptr<Thread> verbs_thread_ GUARDED_BY(mu_);
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GrpcChannelCache* channel_cache_ = nullptr;
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};
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} // namespace tensorflow
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#endif // TENSORFLOW_USE_VERBS
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#endif // TENSORFLOW_CONTRIB_VERBS_VERBS_SERVER_LIB_H_
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