42 lines
1.3 KiB
C++
42 lines
1.3 KiB
C++
/*
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* HealthMonitor.h
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*
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* This source file is part of the FoundationDB open source project
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*
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* Copyright 2013-2020 Apple Inc. and the FoundationDB project authors
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*
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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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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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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 FDBRPC_HEALTH_MONITOR_H
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#define FDBRPC_HEALTH_MONITOR_H
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#include <deque>
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#include <unordered_map>
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#include <flow/flow.h>
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class HealthMonitor {
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public:
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void reportPeerClosed(const NetworkAddress& peerAddress);
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bool tooManyConnectionsClosed(const NetworkAddress& peerAddress);
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int closedConnectionsCount(const NetworkAddress& peerAddress);
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private:
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void purgeOutdatedHistory();
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std::deque<std::pair<double, NetworkAddress>> peerClosedHistory;
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std::unordered_map<NetworkAddress, int> peerClosedNum;
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};
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#endif // FDBRPC_HEALTH_MONITOR_H
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