59 lines
1.8 KiB
C++
59 lines
1.8 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 THIRD_PARTY_TENSORFLOW_CONTRIB_VERBS_RDMA_MGR_H_
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#define THIRD_PARTY_TENSORFLOW_CONTRIB_VERBS_RDMA_MGR_H_
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#ifdef TENSORFLOW_USE_VERBS
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#include <string>
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#include <unordered_map>
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#include "tensorflow/contrib/verbs/rdma.h"
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#include "tensorflow/core/distributed_runtime/rpc/grpc_channel.h"
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#include "tensorflow/core/distributed_runtime/worker_env.h"
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namespace tensorflow {
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class RdmaMgr {
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friend class RdmaChannel;
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friend class RdmaAdapter;
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public:
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explicit RdmaMgr(const WorkerEnv* const worker_env,
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GrpcChannelCache* const channel_cache);
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~RdmaMgr();
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RdmaChannel* FindChannel(const string& key);
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void SetupChannels();
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bool ConnectivityCheck();
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void InitAllocators();
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const string& local_worker() { return local_worker_; }
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private:
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string local_worker_;
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size_t num_remote_workers_;
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const WorkerEnv* const worker_env_;
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GrpcChannelCache* const channel_cache_;
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RdmaAdapter* rdma_adapter_;
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typedef std::unordered_map<string, RdmaChannel*> ChannelTable;
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ChannelTable channel_table_;
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TF_DISALLOW_COPY_AND_ASSIGN(RdmaMgr);
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};
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} // namespace tensorflow
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#endif // TENSORFLOW_USE_VERBS
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#endif // THIRD_PARTY_TENSORFLOW_CONTRIB_VERBS_RDMA_MGR_H_
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