65 lines
2.2 KiB
C++
65 lines
2.2 KiB
C++
/*
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* ResolutionBalancer.actor.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 2013-2022 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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#include "fdbclient/CommitProxyInterface.h"
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#include "fdbserver/ResolverInterface.h"
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#if defined(NO_INTELLISENSE) && !defined(FDBSERVER_RESOLUTION_BALANCER_G_H)
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#define FDBSERVER_RESOLUTION_BALANCER_G_H
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#include "fdbserver/ResolutionBalancer.actor.g.h"
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#elif !defined(FDBSERVER_RESOLUTION_BALANCER_H)
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#define FDBSERVER_RESOLUTION_BALANCER_H
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#include <set>
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#include "fdbclient/FDBTypes.h"
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#include "fdbserver/MasterInterface.h"
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#include "flow/Arena.h"
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#include "flow/IRandom.h"
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#include "flow/genericactors.actor.h"
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struct ResolutionBalancer {
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AsyncVar<Standalone<VectorRef<ResolverMoveRef>>> resolverChanges;
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Version resolverChangesVersion = invalidVersion;
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std::set<UID> resolverNeedingChanges;
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Version* pVersion; // points to MasterData::version
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std::vector<CommitProxyInterface> commitProxies;
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std::vector<ResolverInterface> resolvers;
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AsyncTrigger triggerResolution;
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ResolutionBalancer(Version* version) : pVersion(version) {}
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Future<Void> resolutionBalancing() { return resolutionBalancing_impl(this); }
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ACTOR static Future<Void> resolutionBalancing_impl(ResolutionBalancer* self);
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// Sets resolver interfaces. Trigger resolutionBalancing() actor if more
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// than one resolvers are present.
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void setResolvers(const std::vector<ResolverInterface>& resolvers);
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void setCommitProxies(const std::vector<CommitProxyInterface>& proxies) { commitProxies = proxies; }
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void setChangesInReply(UID requestingProxy, GetCommitVersionReply& rep);
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};
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#include "flow/unactorcompiler.h"
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#endif
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