57 lines
1.8 KiB
C++
57 lines
1.8 KiB
C++
/*
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* RestoreInterface.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 2013-2021 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/RestoreInterface.h"
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#include "flow/serialize.h"
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const KeyRef restoreRequestDoneKey = "\xff\x02/restoreRequestDone"_sr;
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const KeyRef restoreRequestTriggerKey = "\xff\x02/restoreRequestTrigger"_sr;
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const KeyRangeRef restoreRequestKeys("\xff\x02/restoreRequests/"_sr, "\xff\x02/restoreRequests0"_sr);
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// Encode and decode restore request value
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Value restoreRequestTriggerValue(UID randomID, int numRequests) {
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BinaryWriter wr(IncludeVersion(ProtocolVersion::withRestoreRequestTriggerValue()));
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wr << numRequests;
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wr << randomID;
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return wr.toValue();
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}
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int decodeRestoreRequestTriggerValue(ValueRef const& value) {
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int s;
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UID randomID;
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BinaryReader reader(value, IncludeVersion());
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reader >> s;
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reader >> randomID;
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return s;
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}
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Key restoreRequestKeyFor(int index) {
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BinaryWriter wr(Unversioned());
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wr.serializeBytes(restoreRequestKeys.begin);
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wr << index;
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return wr.toValue();
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}
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Value restoreRequestValue(RestoreRequest const& request) {
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BinaryWriter wr(IncludeVersion(ProtocolVersion::withRestoreRequestValue()));
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wr << request;
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return wr.toValue();
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}
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