foundationdb/fdbclient/SystemData.cpp

1848 lines
65 KiB
C++

/*
* SystemData.cpp
*
* This source file is part of the FoundationDB open source project
*
* Copyright 2013-2022 Apple Inc. and the FoundationDB project authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "fdbclient/SystemData.h"
#include "fdbclient/BlobGranuleCommon.h"
#include "fdbclient/FDBTypes.h"
#include "fdbclient/NativeAPI.actor.h"
#include "fdbclient/StorageServerInterface.h"
#include "flow/Arena.h"
#include "flow/TDMetric.actor.h"
#include "flow/serialize.h"
#include "flow/UnitTest.h"
FDB_DEFINE_BOOLEAN_PARAM(AssignEmptyRange);
FDB_DEFINE_BOOLEAN_PARAM(UnassignShard);
const KeyRef systemKeysPrefix = "\xff"_sr;
const KeyRangeRef normalKeys(KeyRef(), systemKeysPrefix);
const KeyRangeRef systemKeys(systemKeysPrefix, "\xff\xff"_sr);
const KeyRangeRef nonMetadataSystemKeys("\xff\x02"_sr, "\xff\x03"_sr);
const KeyRangeRef allKeys = KeyRangeRef(normalKeys.begin, systemKeys.end);
const KeyRef afterAllKeys = "\xff\xff\x00"_sr;
const KeyRangeRef specialKeys = KeyRangeRef("\xff\xff"_sr, "\xff\xff\xff"_sr);
// keyServersKeys.contains(k) iff k.startsWith(keyServersPrefix)
const KeyRangeRef keyServersKeys("\xff/keyServers/"_sr, "\xff/keyServers0"_sr);
const KeyRef keyServersPrefix = keyServersKeys.begin;
const KeyRef keyServersEnd = keyServersKeys.end;
const KeyRangeRef keyServersKeyServersKeys("\xff/keyServers/\xff/keyServers/"_sr,
"\xff/keyServers/\xff/keyServers0"_sr);
const KeyRef keyServersKeyServersKey = keyServersKeyServersKeys.begin;
// These constants are selected to be easily recognized during debugging.
const UID anonymousShardId = UID(0x666666, 0x88888888);
const uint64_t emptyShardId = 0x7777777;
const Key keyServersKey(const KeyRef& k) {
return k.withPrefix(keyServersPrefix);
}
const KeyRef keyServersKey(const KeyRef& k, Arena& arena) {
return k.withPrefix(keyServersPrefix, arena);
}
const Value keyServersValue(RangeResult result, const std::vector<UID>& src, const std::vector<UID>& dest) {
if (!CLIENT_KNOBS->TAG_ENCODE_KEY_SERVERS) {
BinaryWriter wr(IncludeVersion(ProtocolVersion::withKeyServerValue()));
wr << src << dest;
return wr.toValue();
}
std::vector<Tag> srcTag;
std::vector<Tag> destTag;
bool foundOldLocality = false;
for (const KeyValueRef& kv : result) {
UID uid = decodeServerTagKey(kv.key);
if (std::find(src.begin(), src.end(), uid) != src.end()) {
srcTag.push_back(decodeServerTagValue(kv.value));
if (srcTag.back().locality == tagLocalityUpgraded) {
foundOldLocality = true;
break;
}
}
if (std::find(dest.begin(), dest.end(), uid) != dest.end()) {
destTag.push_back(decodeServerTagValue(kv.value));
if (destTag.back().locality == tagLocalityUpgraded) {
foundOldLocality = true;
break;
}
}
}
if (foundOldLocality || src.size() != srcTag.size() || dest.size() != destTag.size()) {
ASSERT_WE_THINK(foundOldLocality);
BinaryWriter wr(IncludeVersion(ProtocolVersion::withKeyServerValue()));
wr << src << dest;
return wr.toValue();
}
return keyServersValue(srcTag, destTag);
}
const Value keyServersValue(const std::vector<UID>& src,
const std::vector<UID>& dest,
const UID& srcID,
const UID& destID) {
BinaryWriter wr(IncludeVersion(ProtocolVersion::withShardEncodeLocationMetaData()));
if (dest.empty()) {
ASSERT(!destID.isValid());
wr << src << dest << srcID;
} else {
wr << src << dest << srcID << destID;
}
return wr.toValue();
}
const Value keyServersValue(const std::vector<Tag>& srcTag, const std::vector<Tag>& destTag) {
// src and dest are expected to be sorted
BinaryWriter wr(IncludeVersion(ProtocolVersion::withKeyServerValueV2()));
wr << srcTag << destTag;
return wr.toValue();
}
void decodeKeyServersValue(RangeResult result,
const ValueRef& value,
std::vector<UID>& src,
std::vector<UID>& dest,
bool missingIsError) {
if (value.size() == 0) {
src.clear();
dest.clear();
return;
}
BinaryReader rd(value, IncludeVersion());
if (rd.protocolVersion().hasShardEncodeLocationMetaData()) {
UID srcId, destId;
decodeKeyServersValue(result, value, src, dest, srcId, destId);
return;
}
if (!rd.protocolVersion().hasKeyServerValueV2()) {
rd >> src >> dest;
return;
}
std::vector<Tag> srcTag, destTag;
rd >> srcTag >> destTag;
src.clear();
dest.clear();
for (const KeyValueRef& kv : result) {
Tag tag = decodeServerTagValue(kv.value);
if (std::find(srcTag.begin(), srcTag.end(), tag) != srcTag.end()) {
src.push_back(decodeServerTagKey(kv.key));
}
if (std::find(destTag.begin(), destTag.end(), tag) != destTag.end()) {
dest.push_back(decodeServerTagKey(kv.key));
}
}
std::sort(src.begin(), src.end());
std::sort(dest.begin(), dest.end());
if (missingIsError && (src.size() != srcTag.size() || dest.size() != destTag.size())) {
TraceEvent(SevError, "AttemptedToDecodeMissingTag").log();
for (const KeyValueRef& kv : result) {
Tag tag = decodeServerTagValue(kv.value);
UID serverID = decodeServerTagKey(kv.key);
TraceEvent("TagUIDMap").detail("Tag", tag.toString()).detail("UID", serverID.toString());
}
for (auto& it : srcTag) {
TraceEvent("SrcTag").detail("Tag", it.toString());
}
for (auto& it : destTag) {
TraceEvent("DestTag").detail("Tag", it.toString());
}
ASSERT(false);
}
}
void decodeKeyServersValue(RangeResult result,
const ValueRef& value,
std::vector<UID>& src,
std::vector<UID>& dest,
UID& srcID,
UID& destID,
bool missingIsError) {
src.clear();
dest.clear();
srcID = UID();
destID = UID();
if (value.size() == 0) {
return;
}
BinaryReader rd(value, IncludeVersion());
if (rd.protocolVersion().hasShardEncodeLocationMetaData()) {
rd >> src >> dest >> srcID;
if (rd.empty()) {
ASSERT(dest.empty());
} else {
rd >> destID;
rd.assertEnd();
}
} else {
decodeKeyServersValue(result, value, src, dest, missingIsError);
if (!src.empty()) {
srcID = anonymousShardId;
}
if (!dest.empty()) {
destID = anonymousShardId;
}
}
}
void decodeKeyServersValue(std::map<Tag, UID> const& tag_uid,
const ValueRef& value,
std::vector<UID>& src,
std::vector<UID>& dest) {
static std::vector<Tag> srcTag, destTag;
src.clear();
dest.clear();
if (value.size() == 0) {
return;
}
BinaryReader rd(value, IncludeVersion());
rd.checkpoint();
int srcLen, destLen;
rd >> srcLen;
rd.readBytes(srcLen * sizeof(Tag));
rd >> destLen;
rd.rewind();
if (value.size() !=
sizeof(ProtocolVersion) + sizeof(int) + srcLen * sizeof(Tag) + sizeof(int) + destLen * sizeof(Tag)) {
rd >> src >> dest;
if (rd.protocolVersion().hasShardEncodeLocationMetaData()) {
UID srcId, destId;
rd >> srcId;
if (rd.empty()) {
ASSERT(dest.empty());
destId = UID();
} else {
rd >> destId;
}
}
rd.assertEnd();
return;
}
srcTag.clear();
destTag.clear();
rd >> srcTag >> destTag;
for (auto t : srcTag) {
auto itr = tag_uid.find(t);
if (itr != tag_uid.end()) {
src.push_back(itr->second);
} else {
TraceEvent(SevError, "AttemptedToDecodeMissingSrcTag").detail("Tag", t.toString());
ASSERT(false);
}
}
for (auto t : destTag) {
auto itr = tag_uid.find(t);
if (itr != tag_uid.end()) {
dest.push_back(itr->second);
} else {
TraceEvent(SevError, "AttemptedToDecodeMissingDestTag").detail("Tag", t.toString());
ASSERT(false);
}
}
std::sort(src.begin(), src.end());
std::sort(dest.begin(), dest.end());
}
const KeyRangeRef conflictingKeysRange =
KeyRangeRef("\xff\xff/transaction/conflicting_keys/"_sr, "\xff\xff/transaction/conflicting_keys/\xff\xff"_sr);
const ValueRef conflictingKeysTrue = "1"_sr;
const ValueRef conflictingKeysFalse = "0"_sr;
const KeyRangeRef readConflictRangeKeysRange =
KeyRangeRef("\xff\xff/transaction/read_conflict_range/"_sr, "\xff\xff/transaction/read_conflict_range/\xff\xff"_sr);
const KeyRangeRef writeConflictRangeKeysRange = KeyRangeRef("\xff\xff/transaction/write_conflict_range/"_sr,
"\xff\xff/transaction/write_conflict_range/\xff\xff"_sr);
const KeyRangeRef auditRange = KeyRangeRef("\xff/audit/"_sr, "\xff/audit0"_sr);
const KeyRef auditPrefix = auditRange.begin;
const Key auditRangeKey(const AuditType type, const UID& auditId, const KeyRef& key) {
BinaryWriter wr(Unversioned());
wr.serializeBytes(auditPrefix);
wr << static_cast<uint8_t>(type);
wr.serializeBytes("/"_sr);
wr << auditId;
wr.serializeBytes("/"_sr);
wr.serializeBytes(key);
return wr.toValue();
}
const Key auditRangePrefix(const AuditType type, const UID& auditId) {
BinaryWriter wr(Unversioned());
wr.serializeBytes(auditPrefix);
wr << static_cast<uint8_t>(type);
wr.serializeBytes("/"_sr);
wr << auditId;
wr.serializeBytes("/"_sr);
return wr.toValue();
}
const Value auditStorageStateValue(const AuditStorageState& auditStorageState) {
return ObjectWriter::toValue(auditStorageState, IncludeVersion());
}
AuditStorageState decodeAuditStorageState(const ValueRef& value) {
AuditStorageState auditState;
ObjectReader reader(value.begin(), IncludeVersion());
reader.deserialize(auditState);
return auditState;
}
const KeyRef checkpointPrefix = "\xff/checkpoint/"_sr;
const Key checkpointKeyFor(UID checkpointID) {
BinaryWriter wr(Unversioned());
wr.serializeBytes(checkpointPrefix);
wr << checkpointID;
return wr.toValue();
}
const Value checkpointValue(const CheckpointMetaData& checkpoint) {
return ObjectWriter::toValue(checkpoint, IncludeVersion());
}
UID decodeCheckpointKey(const KeyRef& key) {
UID checkpointID;
BinaryReader rd(key.removePrefix(checkpointPrefix), Unversioned());
rd >> checkpointID;
return checkpointID;
}
CheckpointMetaData decodeCheckpointValue(const ValueRef& value) {
CheckpointMetaData checkpoint;
ObjectReader reader(value.begin(), IncludeVersion());
reader.deserialize(checkpoint);
return checkpoint;
}
// "\xff/dataMoves/[[UID]] := [[DataMoveMetaData]]"
const KeyRangeRef dataMoveKeys("\xff/dataMoves/"_sr, "\xff/dataMoves0"_sr);
const Key dataMoveKeyFor(UID dataMoveId) {
BinaryWriter wr(Unversioned());
wr.serializeBytes(dataMoveKeys.begin);
wr << dataMoveId;
return wr.toValue();
}
const Value dataMoveValue(const DataMoveMetaData& dataMoveMetaData) {
return ObjectWriter::toValue(dataMoveMetaData, IncludeVersion());
}
UID decodeDataMoveKey(const KeyRef& key) {
UID id;
BinaryReader rd(key.removePrefix(dataMoveKeys.begin), Unversioned());
rd >> id;
return id;
}
DataMoveMetaData decodeDataMoveValue(const ValueRef& value) {
DataMoveMetaData dataMove;
ObjectReader reader(value.begin(), IncludeVersion());
reader.deserialize(dataMove);
return dataMove;
}
// "\xff/cacheServer/[[UID]] := StorageServerInterface"
const KeyRangeRef storageCacheServerKeys("\xff/cacheServer/"_sr, "\xff/cacheServer0"_sr);
const KeyRef storageCacheServersPrefix = storageCacheServerKeys.begin;
const KeyRef storageCacheServersEnd = storageCacheServerKeys.end;
const Key storageCacheServerKey(UID id) {
BinaryWriter wr(Unversioned());
wr.serializeBytes(storageCacheServersPrefix);
wr << id;
return wr.toValue();
}
const Value storageCacheServerValue(const StorageServerInterface& ssi) {
auto protocolVersion = currentProtocolVersion();
protocolVersion.addObjectSerializerFlag();
return ObjectWriter::toValue(ssi, IncludeVersion(protocolVersion));
}
const KeyRangeRef ddStatsRange =
KeyRangeRef("\xff\xff/metrics/data_distribution_stats/"_sr, "\xff\xff/metrics/data_distribution_stats/\xff\xff"_sr);
// "\xff/storageCache/[[begin]]" := "[[vector<uint16_t>]]"
const KeyRangeRef storageCacheKeys("\xff/storageCache/"_sr, "\xff/storageCache0"_sr);
const KeyRef storageCachePrefix = storageCacheKeys.begin;
const Key storageCacheKey(const KeyRef& k) {
return k.withPrefix(storageCachePrefix);
}
const Value storageCacheValue(const std::vector<uint16_t>& serverIndices) {
BinaryWriter wr((IncludeVersion(ProtocolVersion::withStorageCacheValue())));
wr << serverIndices;
return wr.toValue();
}
void decodeStorageCacheValue(const ValueRef& value, std::vector<uint16_t>& serverIndices) {
serverIndices.clear();
if (value.size()) {
BinaryReader rd(value, IncludeVersion());
rd >> serverIndices;
}
}
const Value logsValue(const std::vector<std::pair<UID, NetworkAddress>>& logs,
const std::vector<std::pair<UID, NetworkAddress>>& oldLogs) {
BinaryWriter wr(IncludeVersion(ProtocolVersion::withLogsValue()));
wr << logs;
wr << oldLogs;
return wr.toValue();
}
std::pair<std::vector<std::pair<UID, NetworkAddress>>, std::vector<std::pair<UID, NetworkAddress>>> decodeLogsValue(
const ValueRef& value) {
std::vector<std::pair<UID, NetworkAddress>> logs;
std::vector<std::pair<UID, NetworkAddress>> oldLogs;
BinaryReader reader(value, IncludeVersion());
reader >> logs;
reader >> oldLogs;
return std::make_pair(logs, oldLogs);
}
const KeyRangeRef serverKeysRange = KeyRangeRef("\xff/serverKeys/"_sr, "\xff/serverKeys0"_sr);
const KeyRef serverKeysPrefix = serverKeysRange.begin;
const ValueRef serverKeysTrue = "1"_sr, // compatible with what was serverKeysTrue
serverKeysTrueEmptyRange = "3"_sr, // the server treats the range as empty.
serverKeysFalse;
const UID newShardId(const uint64_t physicalShardId, AssignEmptyRange assignEmptyRange, UnassignShard unassignShard) {
uint64_t split = 0;
if (assignEmptyRange) {
split = emptyShardId;
} else if (unassignShard) {
split = 0;
} else {
do {
split = deterministicRandom()->randomUInt64();
} while (split == anonymousShardId.second() || split == 0 || split == emptyShardId);
}
return UID(physicalShardId, split);
}
const Key serverKeysKey(UID serverID, const KeyRef& key) {
BinaryWriter wr(Unversioned());
wr.serializeBytes(serverKeysPrefix);
wr << serverID;
wr.serializeBytes("/"_sr);
wr.serializeBytes(key);
return wr.toValue();
}
const Key serverKeysPrefixFor(UID serverID) {
BinaryWriter wr(Unversioned());
wr.serializeBytes(serverKeysPrefix);
wr << serverID;
wr.serializeBytes("/"_sr);
return wr.toValue();
}
UID serverKeysDecodeServer(const KeyRef& key) {
UID server_id;
BinaryReader rd(key.removePrefix(serverKeysPrefix), Unversioned());
rd >> server_id;
return server_id;
}
std::pair<UID, Key> serverKeysDecodeServerBegin(const KeyRef& key) {
UID server_id;
BinaryReader rd(key.removePrefix(serverKeysPrefix), Unversioned());
rd >> server_id;
rd.readBytes(1); // skip "/"
const auto remainingBytes = rd.remainingBytes();
KeyRef ref = KeyRef(rd.arenaRead(remainingBytes), remainingBytes);
// std::cout << ref.size() << " " << ref.toString() << std::endl;
return std::make_pair(server_id, Key(ref));
}
bool serverHasKey(ValueRef storedValue) {
UID teamId;
bool assigned, emptyRange;
decodeServerKeysValue(storedValue, assigned, emptyRange, teamId);
return assigned;
}
const Value serverKeysValue(const UID& id) {
if (!id.isValid()) {
return serverKeysFalse;
}
BinaryWriter wr(IncludeVersion(ProtocolVersion::withShardEncodeLocationMetaData()));
wr << id;
return wr.toValue();
}
void decodeServerKeysValue(const ValueRef& value, bool& assigned, bool& emptyRange, UID& id) {
if (value.size() == 0) {
assigned = false;
emptyRange = false;
id = UID();
} else if (value == serverKeysTrue) {
assigned = true;
emptyRange = false;
id = anonymousShardId;
} else if (value == serverKeysTrueEmptyRange) {
assigned = true;
emptyRange = true;
id = anonymousShardId;
} else if (value == serverKeysFalse) {
assigned = false;
emptyRange = false;
id = UID();
} else {
BinaryReader rd(value, IncludeVersion());
ASSERT(rd.protocolVersion().hasShardEncodeLocationMetaData());
rd >> id;
assigned = id.second() != 0;
emptyRange = id.second() == emptyShardId;
}
}
const KeyRef cacheKeysPrefix = "\xff\x02/cacheKeys/"_sr;
const Key cacheKeysKey(uint16_t idx, const KeyRef& key) {
BinaryWriter wr(Unversioned());
wr.serializeBytes(cacheKeysPrefix);
wr << idx;
wr.serializeBytes("/"_sr);
wr.serializeBytes(key);
return wr.toValue();
}
const Key cacheKeysPrefixFor(uint16_t idx) {
BinaryWriter wr(Unversioned());
wr.serializeBytes(cacheKeysPrefix);
wr << idx;
wr.serializeBytes("/"_sr);
return wr.toValue();
}
uint16_t cacheKeysDecodeIndex(const KeyRef& key) {
uint16_t idx;
BinaryReader rd(key.removePrefix(cacheKeysPrefix), Unversioned());
rd >> idx;
return idx;
}
KeyRef cacheKeysDecodeKey(const KeyRef& key) {
return key.substr(cacheKeysPrefix.size() + sizeof(uint16_t) + 1);
}
const KeyRef cacheChangeKey = "\xff\x02/cacheChangeKey"_sr;
const KeyRangeRef cacheChangeKeys("\xff\x02/cacheChangeKeys/"_sr, "\xff\x02/cacheChangeKeys0"_sr);
const KeyRef cacheChangePrefix = cacheChangeKeys.begin;
const Key cacheChangeKeyFor(uint16_t idx) {
BinaryWriter wr(Unversioned());
wr.serializeBytes(cacheChangePrefix);
wr << idx;
return wr.toValue();
}
uint16_t cacheChangeKeyDecodeIndex(const KeyRef& key) {
uint16_t idx;
BinaryReader rd(key.removePrefix(cacheChangePrefix), Unversioned());
rd >> idx;
return idx;
}
const KeyRangeRef tssMappingKeys("\xff/tss/"_sr, "\xff/tss0"_sr);
const KeyRangeRef tssQuarantineKeys("\xff/tssQ/"_sr, "\xff/tssQ0"_sr);
const Key tssQuarantineKeyFor(UID serverID) {
BinaryWriter wr(Unversioned());
wr.serializeBytes(tssQuarantineKeys.begin);
wr << serverID;
return wr.toValue();
}
UID decodeTssQuarantineKey(KeyRef const& key) {
UID serverID;
BinaryReader rd(key.removePrefix(tssQuarantineKeys.begin), Unversioned());
rd >> serverID;
return serverID;
}
const KeyRangeRef tssMismatchKeys("\xff/tssMismatch/"_sr, "\xff/tssMismatch0"_sr);
const KeyRangeRef serverMetadataKeys("\xff/serverMetadata/"_sr, "\xff/serverMetadata0"_sr);
const KeyRangeRef serverTagKeys("\xff/serverTag/"_sr, "\xff/serverTag0"_sr);
const KeyRef serverTagPrefix = serverTagKeys.begin;
const KeyRangeRef serverTagConflictKeys("\xff/serverTagConflict/"_sr, "\xff/serverTagConflict0"_sr);
const KeyRef serverTagConflictPrefix = serverTagConflictKeys.begin;
// serverTagHistoryKeys is the old tag a storage server uses before it is migrated to a different location.
// For example, we can copy a SS file to a remote DC and start the SS there;
// The new SS will need to consume the last bits of data from the old tag it is responsible for.
const KeyRangeRef serverTagHistoryKeys("\xff/serverTagHistory/"_sr, "\xff/serverTagHistory0"_sr);
const KeyRef serverTagHistoryPrefix = serverTagHistoryKeys.begin;
const Key serverTagKeyFor(UID serverID) {
BinaryWriter wr(Unversioned());
wr.serializeBytes(serverTagKeys.begin);
wr << serverID;
return wr.toValue();
}
const Key serverTagHistoryKeyFor(UID serverID) {
BinaryWriter wr(Unversioned());
wr.serializeBytes(serverTagHistoryKeys.begin);
wr << serverID;
return addVersionStampAtEnd(wr.toValue());
}
const KeyRange serverTagHistoryRangeFor(UID serverID) {
BinaryWriter wr(Unversioned());
wr.serializeBytes(serverTagHistoryKeys.begin);
wr << serverID;
return prefixRange(wr.toValue());
}
const KeyRange serverTagHistoryRangeBefore(UID serverID, Version version) {
BinaryWriter wr(Unversioned());
wr.serializeBytes(serverTagHistoryKeys.begin);
wr << serverID;
version = bigEndian64(version);
Key versionStr = makeString(8);
uint8_t* data = mutateString(versionStr);
memcpy(data, &version, 8);
return KeyRangeRef(wr.toValue(), versionStr.withPrefix(wr.toValue()));
}
const Value serverTagValue(Tag tag) {
BinaryWriter wr(IncludeVersion(ProtocolVersion::withServerTagValue()));
wr << tag;
return wr.toValue();
}
UID decodeServerTagKey(KeyRef const& key) {
UID serverID;
BinaryReader rd(key.removePrefix(serverTagKeys.begin), Unversioned());
rd >> serverID;
return serverID;
}
Version decodeServerTagHistoryKey(KeyRef const& key) {
Version parsedVersion;
memcpy(&parsedVersion, key.substr(key.size() - 10).begin(), sizeof(Version));
parsedVersion = bigEndian64(parsedVersion);
return parsedVersion;
}
Tag decodeServerTagValue(ValueRef const& value) {
Tag s;
BinaryReader reader(value, IncludeVersion());
if (!reader.protocolVersion().hasTagLocality()) {
int16_t id;
reader >> id;
if (id == invalidTagOld) {
s = invalidTag;
} else if (id == txsTagOld) {
s = txsTag;
} else {
ASSERT(id >= 0);
s.id = id;
s.locality = tagLocalityUpgraded;
}
} else {
reader >> s;
}
return s;
}
const Key serverTagConflictKeyFor(Tag tag) {
BinaryWriter wr(Unversioned());
wr.serializeBytes(serverTagConflictKeys.begin);
wr << tag;
return wr.toValue();
}
const KeyRangeRef tagLocalityListKeys("\xff/tagLocalityList/"_sr, "\xff/tagLocalityList0"_sr);
const KeyRef tagLocalityListPrefix = tagLocalityListKeys.begin;
const Key tagLocalityListKeyFor(Optional<Value> dcID) {
BinaryWriter wr(AssumeVersion(currentProtocolVersion()));
wr.serializeBytes(tagLocalityListKeys.begin);
wr << dcID;
return wr.toValue();
}
const Value tagLocalityListValue(int8_t const& tagLocality) {
BinaryWriter wr(IncludeVersion(ProtocolVersion::withTagLocalityListValue()));
wr << tagLocality;
return wr.toValue();
}
Optional<Value> decodeTagLocalityListKey(KeyRef const& key) {
Optional<Value> dcID;
BinaryReader rd(key.removePrefix(tagLocalityListKeys.begin), AssumeVersion(currentProtocolVersion()));
rd >> dcID;
return dcID;
}
int8_t decodeTagLocalityListValue(ValueRef const& value) {
int8_t s;
BinaryReader reader(value, IncludeVersion());
reader >> s;
return s;
}
const KeyRangeRef datacenterReplicasKeys("\xff\x02/datacenterReplicas/"_sr, "\xff\x02/datacenterReplicas0"_sr);
const KeyRef datacenterReplicasPrefix = datacenterReplicasKeys.begin;
const Key datacenterReplicasKeyFor(Optional<Value> dcID) {
BinaryWriter wr(AssumeVersion(currentProtocolVersion()));
wr.serializeBytes(datacenterReplicasKeys.begin);
wr << dcID;
return wr.toValue();
}
const Value datacenterReplicasValue(int const& replicas) {
BinaryWriter wr(IncludeVersion(ProtocolVersion::withDatacenterReplicasValue()));
wr << replicas;
return wr.toValue();
}
Optional<Value> decodeDatacenterReplicasKey(KeyRef const& key) {
Optional<Value> dcID;
BinaryReader rd(key.removePrefix(datacenterReplicasKeys.begin), AssumeVersion(currentProtocolVersion()));
rd >> dcID;
return dcID;
}
int decodeDatacenterReplicasValue(ValueRef const& value) {
int s;
BinaryReader reader(value, IncludeVersion());
reader >> s;
return s;
}
// "\xff\x02/tLogDatacenters/[[datacenterID]]"
extern const KeyRangeRef tLogDatacentersKeys;
extern const KeyRef tLogDatacentersPrefix;
const Key tLogDatacentersKeyFor(Optional<Value> dcID);
const KeyRangeRef tLogDatacentersKeys("\xff\x02/tLogDatacenters/"_sr, "\xff\x02/tLogDatacenters0"_sr);
const KeyRef tLogDatacentersPrefix = tLogDatacentersKeys.begin;
const Key tLogDatacentersKeyFor(Optional<Value> dcID) {
BinaryWriter wr(AssumeVersion(currentProtocolVersion()));
wr.serializeBytes(tLogDatacentersKeys.begin);
wr << dcID;
return wr.toValue();
}
Optional<Value> decodeTLogDatacentersKey(KeyRef const& key) {
Optional<Value> dcID;
BinaryReader rd(key.removePrefix(tLogDatacentersKeys.begin), AssumeVersion(currentProtocolVersion()));
rd >> dcID;
return dcID;
}
const KeyRef primaryDatacenterKey = "\xff/primaryDatacenter"_sr;
// serverListKeys.contains(k) iff k.startsWith( serverListKeys.begin ) because '/'+1 == '0'
const KeyRangeRef serverListKeys("\xff/serverList/"_sr, "\xff/serverList0"_sr);
const KeyRef serverListPrefix = serverListKeys.begin;
const Key serverListKeyFor(UID serverID) {
BinaryWriter wr(Unversioned());
wr.serializeBytes(serverListKeys.begin);
wr << serverID;
return wr.toValue();
}
const Value serverListValue(StorageServerInterface const& server) {
auto protocolVersion = currentProtocolVersion();
protocolVersion.addObjectSerializerFlag();
return ObjectWriter::toValue(server, IncludeVersion(protocolVersion));
}
UID decodeServerListKey(KeyRef const& key) {
UID serverID;
BinaryReader rd(key.removePrefix(serverListKeys.begin), Unversioned());
rd >> serverID;
return serverID;
}
StorageServerInterface decodeServerListValueFB(ValueRef const& value) {
StorageServerInterface s;
ObjectReader reader(value.begin(), IncludeVersion());
reader.deserialize(s);
return s;
}
StorageServerInterface decodeServerListValue(ValueRef const& value) {
StorageServerInterface s;
BinaryReader reader(value, IncludeVersion());
if (!reader.protocolVersion().hasStorageInterfaceReadiness()) {
reader >> s;
return s;
}
return decodeServerListValueFB(value);
}
Value swVersionValue(SWVersion const& swversion) {
auto protocolVersion = currentProtocolVersion();
protocolVersion.addObjectSerializerFlag();
return ObjectWriter::toValue(swversion, IncludeVersion(protocolVersion));
}
SWVersion decodeSWVersionValue(ValueRef const& value) {
SWVersion s;
ObjectReader reader(value.begin(), IncludeVersion());
reader.deserialize(s);
return s;
}
// processClassKeys.contains(k) iff k.startsWith( processClassKeys.begin ) because '/'+1 == '0'
const KeyRangeRef processClassKeys("\xff/processClass/"_sr, "\xff/processClass0"_sr);
const KeyRef processClassPrefix = processClassKeys.begin;
const KeyRef processClassChangeKey = "\xff/processClassChanges"_sr;
const KeyRef processClassVersionKey = "\xff/processClassChangesVersion"_sr;
const ValueRef processClassVersionValue = "1"_sr;
const Key processClassKeyFor(StringRef processID) {
BinaryWriter wr(Unversioned());
wr.serializeBytes(processClassKeys.begin);
wr << processID;
return wr.toValue();
}
const Value processClassValue(ProcessClass const& processClass) {
BinaryWriter wr(IncludeVersion(ProtocolVersion::withProcessClassValue()));
wr << processClass;
return wr.toValue();
}
Key decodeProcessClassKey(KeyRef const& key) {
StringRef processID;
BinaryReader rd(key.removePrefix(processClassKeys.begin), Unversioned());
rd >> processID;
return processID;
}
UID decodeProcessClassKeyOld(KeyRef const& key) {
UID processID;
BinaryReader rd(key.removePrefix(processClassKeys.begin), Unversioned());
rd >> processID;
return processID;
}
ProcessClass decodeProcessClassValue(ValueRef const& value) {
ProcessClass s;
BinaryReader reader(value, IncludeVersion());
reader >> s;
return s;
}
const KeyRangeRef configKeys("\xff/conf/"_sr, "\xff/conf0"_sr);
const KeyRef configKeysPrefix = configKeys.begin;
const KeyRef perpetualStorageWiggleKey("\xff/conf/perpetual_storage_wiggle"_sr);
const KeyRef perpetualStorageWiggleLocalityKey("\xff/conf/perpetual_storage_wiggle_locality"_sr);
const KeyRef perpetualStorageWiggleIDPrefix("\xff/storageWiggleID/"_sr); // withSuffix /primary or /remote
const KeyRef perpetualStorageWiggleStatsPrefix("\xff/storageWiggleStats/"_sr); // withSuffix /primary or /remote
const KeyRef triggerDDTeamInfoPrintKey("\xff/triggerDDTeamInfoPrint"_sr);
const KeyRef consistencyScanInfoKey = "\xff/consistencyScanInfo"_sr;
const KeyRef encryptionAtRestModeConfKey("\xff/conf/encryption_at_rest_mode"_sr);
const KeyRef tenantModeConfKey("\xff/conf/tenant_mode"_sr);
const KeyRangeRef excludedServersKeys("\xff/conf/excluded/"_sr, "\xff/conf/excluded0"_sr);
const KeyRef excludedServersPrefix = excludedServersKeys.begin;
const KeyRef excludedServersVersionKey = "\xff/conf/excluded"_sr;
AddressExclusion decodeExcludedServersKey(KeyRef const& key) {
ASSERT(key.startsWith(excludedServersPrefix));
// Returns an invalid NetworkAddress if given an invalid key (within the prefix)
// Excluded servers have IP in x.x.x.x format, port optional, and no SSL suffix
// Returns a valid, public NetworkAddress with a port of 0 if the key represents an IP address alone (meaning all
// ports) Returns a valid, public NetworkAddress with nonzero port if the key represents an IP:PORT combination
return AddressExclusion::parse(key.removePrefix(excludedServersPrefix));
}
std::string encodeExcludedServersKey(AddressExclusion const& addr) {
// FIXME: make sure what's persisted here is not affected by innocent changes elsewhere
return excludedServersPrefix.toString() + addr.toString();
}
const KeyRangeRef excludedLocalityKeys("\xff/conf/excluded_locality/"_sr, "\xff/conf/excluded_locality0"_sr);
const KeyRef excludedLocalityPrefix = excludedLocalityKeys.begin;
const KeyRef excludedLocalityVersionKey = "\xff/conf/excluded_locality"_sr;
std::string decodeExcludedLocalityKey(KeyRef const& key) {
ASSERT(key.startsWith(excludedLocalityPrefix));
return key.removePrefix(excludedLocalityPrefix).toString();
}
std::string encodeExcludedLocalityKey(std::string const& locality) {
return excludedLocalityPrefix.toString() + locality;
}
const KeyRangeRef failedServersKeys("\xff/conf/failed/"_sr, "\xff/conf/failed0"_sr);
const KeyRef failedServersPrefix = failedServersKeys.begin;
const KeyRef failedServersVersionKey = "\xff/conf/failed"_sr;
AddressExclusion decodeFailedServersKey(KeyRef const& key) {
ASSERT(key.startsWith(failedServersPrefix));
// Returns an invalid NetworkAddress if given an invalid key (within the prefix)
// Excluded servers have IP in x.x.x.x format, port optional, and no SSL suffix
// Returns a valid, public NetworkAddress with a port of 0 if the key represents an IP address alone (meaning all
// ports) Returns a valid, public NetworkAddress with nonzero port if the key represents an IP:PORT combination
return AddressExclusion::parse(key.removePrefix(failedServersPrefix));
}
std::string encodeFailedServersKey(AddressExclusion const& addr) {
// FIXME: make sure what's persisted here is not affected by innocent changes elsewhere
return failedServersPrefix.toString() + addr.toString();
}
const KeyRangeRef failedLocalityKeys("\xff/conf/failed_locality/"_sr, "\xff/conf/failed_locality0"_sr);
const KeyRef failedLocalityPrefix = failedLocalityKeys.begin;
const KeyRef failedLocalityVersionKey = "\xff/conf/failed_locality"_sr;
std::string decodeFailedLocalityKey(KeyRef const& key) {
ASSERT(key.startsWith(failedLocalityPrefix));
return key.removePrefix(failedLocalityPrefix).toString();
}
std::string encodeFailedLocalityKey(std::string const& locality) {
return failedLocalityPrefix.toString() + locality;
}
// const KeyRangeRef globalConfigKeys( "\xff/globalConfig/"_sr, "\xff/globalConfig0"_sr );
// const KeyRef globalConfigPrefix = globalConfigKeys.begin;
const KeyRangeRef globalConfigDataKeys("\xff/globalConfig/k/"_sr, "\xff/globalConfig/k0"_sr);
const KeyRef globalConfigKeysPrefix = globalConfigDataKeys.begin;
const KeyRangeRef globalConfigHistoryKeys("\xff/globalConfig/h/"_sr, "\xff/globalConfig/h0"_sr);
const KeyRef globalConfigHistoryPrefix = globalConfigHistoryKeys.begin;
const KeyRef globalConfigVersionKey = "\xff/globalConfig/v"_sr;
const KeyRangeRef workerListKeys("\xff/worker/"_sr, "\xff/worker0"_sr);
const KeyRef workerListPrefix = workerListKeys.begin;
const Key workerListKeyFor(StringRef processID) {
BinaryWriter wr(Unversioned());
wr.serializeBytes(workerListKeys.begin);
wr << processID;
return wr.toValue();
}
const Value workerListValue(ProcessData const& processData) {
BinaryWriter wr(IncludeVersion(ProtocolVersion::withWorkerListValue()));
wr << processData;
return wr.toValue();
}
Key decodeWorkerListKey(KeyRef const& key) {
StringRef processID;
BinaryReader rd(key.removePrefix(workerListKeys.begin), Unversioned());
rd >> processID;
return processID;
}
ProcessData decodeWorkerListValue(ValueRef const& value) {
ProcessData s;
BinaryReader reader(value, IncludeVersion());
reader >> s;
return s;
}
const KeyRangeRef backupProgressKeys("\xff\x02/backupProgress/"_sr, "\xff\x02/backupProgress0"_sr);
const KeyRef backupProgressPrefix = backupProgressKeys.begin;
const KeyRef backupStartedKey = "\xff\x02/backupStarted"_sr;
extern const KeyRef backupPausedKey = "\xff\x02/backupPaused"_sr;
const Key backupProgressKeyFor(UID workerID) {
BinaryWriter wr(Unversioned());
wr.serializeBytes(backupProgressPrefix);
wr << workerID;
return wr.toValue();
}
const Value backupProgressValue(const WorkerBackupStatus& status) {
BinaryWriter wr(IncludeVersion(ProtocolVersion::withBackupProgressValue()));
wr << status;
return wr.toValue();
}
UID decodeBackupProgressKey(const KeyRef& key) {
UID serverID;
BinaryReader rd(key.removePrefix(backupProgressPrefix), Unversioned());
rd >> serverID;
return serverID;
}
WorkerBackupStatus decodeBackupProgressValue(const ValueRef& value) {
WorkerBackupStatus status;
BinaryReader reader(value, IncludeVersion());
reader >> status;
return status;
}
Value encodeBackupStartedValue(const std::vector<std::pair<UID, Version>>& ids) {
BinaryWriter wr(IncludeVersion(ProtocolVersion::withBackupStartValue()));
wr << ids;
return wr.toValue();
}
std::vector<std::pair<UID, Version>> decodeBackupStartedValue(const ValueRef& value) {
std::vector<std::pair<UID, Version>> ids;
BinaryReader reader(value, IncludeVersion());
if (value.size() > 0)
reader >> ids;
return ids;
}
const KeyRef previousCoordinatorsKey = "\xff/previousCoordinators"_sr;
const KeyRef coordinatorsKey = "\xff/coordinators"_sr;
const KeyRef logsKey = "\xff/logs"_sr;
const KeyRef minRequiredCommitVersionKey = "\xff/minRequiredCommitVersion"_sr;
const KeyRef versionEpochKey = "\xff/versionEpoch"_sr;
const KeyRef globalKeysPrefix = "\xff/globals"_sr;
const KeyRef lastEpochEndKey = "\xff/globals/lastEpochEnd"_sr;
const KeyRef lastEpochEndPrivateKey = "\xff\xff/globals/lastEpochEnd"_sr;
const KeyRef killStorageKey = "\xff/globals/killStorage"_sr;
const KeyRef killStoragePrivateKey = "\xff\xff/globals/killStorage"_sr;
const KeyRef rebootWhenDurableKey = "\xff/globals/rebootWhenDurable"_sr;
const KeyRef rebootWhenDurablePrivateKey = "\xff\xff/globals/rebootWhenDurable"_sr;
const KeyRef primaryLocalityKey = "\xff/globals/primaryLocality"_sr;
const KeyRef primaryLocalityPrivateKey = "\xff\xff/globals/primaryLocality"_sr;
const KeyRef fastLoggingEnabled = "\xff/globals/fastLoggingEnabled"_sr;
const KeyRef fastLoggingEnabledPrivateKey = "\xff\xff/globals/fastLoggingEnabled"_sr;
// Whenever configuration changes or DD related system keyspace is changed(e.g.., serverList),
// actor must grab the moveKeysLockOwnerKey and update moveKeysLockWriteKey.
// This prevents concurrent write to the same system keyspace.
// When the owner of the DD related system keyspace changes, DD will reboot
const KeyRef moveKeysLockOwnerKey = "\xff/moveKeysLock/Owner"_sr;
const KeyRef moveKeysLockWriteKey = "\xff/moveKeysLock/Write"_sr;
const KeyRef dataDistributionModeKey = "\xff/dataDistributionMode"_sr;
const UID dataDistributionModeLock = UID(6345, 3425);
// Keys to view and control tag throttling
const KeyRangeRef tagThrottleKeys = KeyRangeRef("\xff\x02/throttledTags/tag/"_sr, "\xff\x02/throttledTags/tag0"_sr);
const KeyRef tagThrottleKeysPrefix = tagThrottleKeys.begin;
const KeyRef tagThrottleAutoKeysPrefix = "\xff\x02/throttledTags/tag/\x01"_sr;
const KeyRef tagThrottleSignalKey = "\xff\x02/throttledTags/signal"_sr;
const KeyRef tagThrottleAutoEnabledKey = "\xff\x02/throttledTags/autoThrottlingEnabled"_sr;
const KeyRef tagThrottleLimitKey = "\xff\x02/throttledTags/manualThrottleLimit"_sr;
const KeyRef tagThrottleCountKey = "\xff\x02/throttledTags/manualThrottleCount"_sr;
// Client status info prefix
const KeyRangeRef fdbClientInfoPrefixRange("\xff\x02/fdbClientInfo/"_sr, "\xff\x02/fdbClientInfo0"_sr);
// See remaining fields in GlobalConfig.actor.h
// ConsistencyCheck settings
const KeyRef fdbShouldConsistencyCheckBeSuspended = "\xff\x02/ConsistencyCheck/Suspend"_sr;
// Request latency measurement key
const KeyRef latencyBandConfigKey = "\xff\x02/latencyBandConfig"_sr;
// Keyspace to maintain wall clock to version map
const KeyRangeRef timeKeeperPrefixRange("\xff\x02/timeKeeper/map/"_sr, "\xff\x02/timeKeeper/map0"_sr);
const KeyRef timeKeeperVersionKey = "\xff\x02/timeKeeper/version"_sr;
const KeyRef timeKeeperDisableKey = "\xff\x02/timeKeeper/disable"_sr;
// Durable cluster ID key. Added "Key" to the end to differentiate from the key
// "\xff/clusterId" which was stored in the txnStateStore in FDB 7.1, whereas
// this key is stored in the database in 7.2+.
const KeyRef clusterIdKey = "\xff/clusterIdKey"_sr;
// Backup Log Mutation constant variables
const KeyRef backupEnabledKey = "\xff/backupEnabled"_sr;
const KeyRangeRef backupLogKeys("\xff\x02/blog/"_sr, "\xff\x02/blog0"_sr);
const KeyRangeRef applyLogKeys("\xff\x02/alog/"_sr, "\xff\x02/alog0"_sr);
// static_assert( backupLogKeys.begin.size() == backupLogPrefixBytes, "backupLogPrefixBytes incorrect" );
const KeyRef backupVersionKey = "\xff/backupDataFormat"_sr;
const ValueRef backupVersionValue = "4"_sr;
const int backupVersion = 4;
// Log Range constant variables
// \xff/logRanges/[16-byte UID][begin key] := serialize( make_pair([end key], [destination key prefix]),
// IncludeVersion() )
const KeyRangeRef logRangesRange("\xff/logRanges/"_sr, "\xff/logRanges0"_sr);
// Layer status metadata prefix
const KeyRangeRef layerStatusMetaPrefixRange("\xff\x02/status/"_sr, "\xff\x02/status0"_sr);
// Backup agent status root
const KeyRangeRef backupStatusPrefixRange("\xff\x02/backupstatus/"_sr, "\xff\x02/backupstatus0"_sr);
// Restore configuration constant variables
const KeyRangeRef fileRestorePrefixRange("\xff\x02/restore-agent/"_sr, "\xff\x02/restore-agent0"_sr);
// Backup Agent configuration constant variables
const KeyRangeRef fileBackupPrefixRange("\xff\x02/backup-agent/"_sr, "\xff\x02/backup-agent0"_sr);
// DR Agent configuration constant variables
const KeyRangeRef databaseBackupPrefixRange("\xff\x02/db-backup-agent/"_sr, "\xff\x02/db-backup-agent0"_sr);
// \xff\x02/sharedLogRangesConfig/destUidLookup/[keyRange]
const KeyRef destUidLookupPrefix = "\xff\x02/sharedLogRangesConfig/destUidLookup/"_sr;
// \xff\x02/sharedLogRangesConfig/backuplatestVersions/[destUid]/[logUid]
const KeyRef backupLatestVersionsPrefix = "\xff\x02/sharedLogRangesConfig/backupLatestVersions/"_sr;
// Returns the encoded key comprised of begin key and log uid
Key logRangesEncodeKey(KeyRef keyBegin, UID logUid) {
return keyBegin.withPrefix(uidPrefixKey(logRangesRange.begin, logUid));
}
// Returns the start key and optionally the logRange Uid
KeyRef logRangesDecodeKey(KeyRef key, UID* logUid) {
if (key.size() < logRangesRange.begin.size() + sizeof(UID)) {
TraceEvent(SevError, "InvalidDecodeKey").detail("Key", key);
ASSERT(false);
}
if (logUid) {
*logUid = BinaryReader::fromStringRef<UID>(key.removePrefix(logRangesRange.begin), Unversioned());
}
return key.substr(logRangesRange.begin.size() + sizeof(UID));
}
// Returns the encoded key value comprised of the end key and destination path
Key logRangesEncodeValue(KeyRef keyEnd, KeyRef destPath) {
BinaryWriter wr(IncludeVersion(ProtocolVersion::withLogRangeEncodeValue()));
wr << std::make_pair(keyEnd, destPath);
return wr.toValue();
}
// \xff/logRanges/[16-byte UID][begin key] := serialize( make_pair([end key], [destination key prefix]),
// IncludeVersion() )
Key logRangesDecodeValue(KeyRef keyValue, Key* destKeyPrefix) {
std::pair<KeyRef, KeyRef> endPrefixCombo;
BinaryReader rd(keyValue, IncludeVersion());
rd >> endPrefixCombo;
if (destKeyPrefix) {
*destKeyPrefix = endPrefixCombo.second;
}
return endPrefixCombo.first;
}
// Returns a key prefixed with the specified key with
// the uid encoded at the end
Key uidPrefixKey(KeyRef keyPrefix, UID logUid) {
BinaryWriter bw(Unversioned());
bw.serializeBytes(keyPrefix);
bw << logUid;
return bw.toValue();
}
// Apply mutations constant variables
// \xff/applyMutationsEnd/[16-byte UID] := serialize( endVersion, Unversioned() )
// This indicates what is the highest version the mutation log can be applied
const KeyRangeRef applyMutationsEndRange("\xff/applyMutationsEnd/"_sr, "\xff/applyMutationsEnd0"_sr);
// \xff/applyMutationsBegin/[16-byte UID] := serialize( beginVersion, Unversioned() )
const KeyRangeRef applyMutationsBeginRange("\xff/applyMutationsBegin/"_sr, "\xff/applyMutationsBegin0"_sr);
// \xff/applyMutationsAddPrefix/[16-byte UID] := addPrefix
const KeyRangeRef applyMutationsAddPrefixRange("\xff/applyMutationsAddPrefix/"_sr, "\xff/applyMutationsAddPrefix0"_sr);
// \xff/applyMutationsRemovePrefix/[16-byte UID] := removePrefix
const KeyRangeRef applyMutationsRemovePrefixRange("\xff/applyMutationsRemovePrefix/"_sr,
"\xff/applyMutationsRemovePrefix0"_sr);
const KeyRangeRef applyMutationsKeyVersionMapRange("\xff/applyMutationsKeyVersionMap/"_sr,
"\xff/applyMutationsKeyVersionMap0"_sr);
const KeyRangeRef applyMutationsKeyVersionCountRange("\xff\x02/applyMutationsKeyVersionCount/"_sr,
"\xff\x02/applyMutationsKeyVersionCount0"_sr);
const KeyRef systemTuplesPrefix = "\xff/a/"_sr;
const KeyRef metricConfChangeKey = "\x01TDMetricConfChanges\x00"_sr;
const KeyRangeRef metricConfKeys("\x01TDMetricConf\x00\x01"_sr, "\x01TDMetricConf\x00\x02"_sr);
const KeyRef metricConfPrefix = metricConfKeys.begin;
/*
const Key metricConfKey( KeyRef const& prefix, MetricNameRef const& name, KeyRef const& key ) {
BinaryWriter wr(Unversioned());
wr.serializeBytes( prefix );
wr.serializeBytes( metricConfPrefix );
wr.serializeBytes( name.type );
wr.serializeBytes( "\x00\x01"_sr );
wr.serializeBytes( name.name );
wr.serializeBytes( "\x00\x01"_sr );
wr.serializeBytes( name.address );
wr.serializeBytes( "\x00\x01"_sr );
wr.serializeBytes( name.id );
wr.serializeBytes( "\x00\x01"_sr );
wr.serializeBytes( key );
wr.serializeBytes( "\x00"_sr );
return wr.toValue();
}
std::pair<MetricNameRef, KeyRef> decodeMetricConfKey( KeyRef const& prefix, KeyRef const& key ) {
MetricNameRef result;
KeyRef withoutPrefix = key.removePrefix( prefix );
withoutPrefix = withoutPrefix.removePrefix( metricConfPrefix );
int pos = std::find(withoutPrefix.begin(), withoutPrefix.end(), '\x00') - withoutPrefix.begin();
result.type = withoutPrefix.substr(0,pos);
withoutPrefix = withoutPrefix.substr(pos+2);
pos = std::find(withoutPrefix.begin(), withoutPrefix.end(), '\x00') - withoutPrefix.begin();
result.name = withoutPrefix.substr(0,pos);
withoutPrefix = withoutPrefix.substr(pos+2);
pos = std::find(withoutPrefix.begin(), withoutPrefix.end(), '\x00') - withoutPrefix.begin();
result.address = withoutPrefix.substr(0,pos);
withoutPrefix = withoutPrefix.substr(pos+2);
pos = std::find(withoutPrefix.begin(), withoutPrefix.end(), '\x00') - withoutPrefix.begin();
result.id = withoutPrefix.substr(0,pos);
return std::make_pair( result, withoutPrefix.substr(pos+2,withoutPrefix.size()-pos-3) );
}
*/
const KeyRef maxUIDKey = "\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff"_sr;
const KeyRef databaseLockedKey = "\xff/dbLocked"_sr;
const KeyRef databaseLockedKeyEnd = "\xff/dbLocked\x00"_sr;
const KeyRef metadataVersionKey = "\xff/metadataVersion"_sr;
const KeyRef metadataVersionKeyEnd = "\xff/metadataVersion\x00"_sr;
const KeyRef metadataVersionRequiredValue = "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"_sr;
const KeyRef mustContainSystemMutationsKey = "\xff/mustContainSystemMutations"_sr;
const KeyRangeRef monitorConfKeys("\xff\x02/monitorConf/"_sr, "\xff\x02/monitorConf0"_sr);
const KeyRef restoreRequestDoneKey = "\xff\x02/restoreRequestDone"_sr;
const KeyRef healthyZoneKey = "\xff\x02/healthyZone"_sr;
const StringRef ignoreSSFailuresZoneString = "IgnoreSSFailures"_sr;
const KeyRef rebalanceDDIgnoreKey = "\xff\x02/rebalanceDDIgnored"_sr;
const Value healthyZoneValue(StringRef const& zoneId, Version version) {
BinaryWriter wr(IncludeVersion(ProtocolVersion::withHealthyZoneValue()));
wr << zoneId;
wr << version;
return wr.toValue();
}
std::pair<Key, Version> decodeHealthyZoneValue(ValueRef const& value) {
Key zoneId;
Version version;
BinaryReader reader(value, IncludeVersion());
reader >> zoneId;
reader >> version;
return std::make_pair(zoneId, version);
}
const KeyRangeRef testOnlyTxnStateStorePrefixRange("\xff/TESTONLYtxnStateStore/"_sr, "\xff/TESTONLYtxnStateStore0"_sr);
const KeyRef writeRecoveryKey = "\xff/writeRecovery"_sr;
const ValueRef writeRecoveryKeyTrue = "1"_sr;
const KeyRef snapshotEndVersionKey = "\xff/snapshotEndVersion"_sr;
const KeyRangeRef changeFeedKeys("\xff\x02/feed/"_sr, "\xff\x02/feed0"_sr);
const KeyRef changeFeedPrefix = changeFeedKeys.begin;
const KeyRef changeFeedPrivatePrefix = "\xff\xff\x02/feed/"_sr;
const Value changeFeedValue(KeyRangeRef const& range, Version popVersion, ChangeFeedStatus status) {
BinaryWriter wr(IncludeVersion(ProtocolVersion::withChangeFeed()));
wr << range;
wr << popVersion;
wr << status;
return wr.toValue();
}
std::tuple<KeyRange, Version, ChangeFeedStatus> decodeChangeFeedValue(ValueRef const& value) {
KeyRange range;
Version version;
ChangeFeedStatus status;
BinaryReader reader(value, IncludeVersion());
reader >> range;
reader >> version;
reader >> status;
return std::make_tuple(range, version, status);
}
const KeyRangeRef changeFeedDurableKeys("\xff\xff/cf/"_sr, "\xff\xff/cf0"_sr);
const KeyRef changeFeedDurablePrefix = changeFeedDurableKeys.begin;
const Value changeFeedDurableKey(Key const& feed, Version version) {
BinaryWriter wr(AssumeVersion(ProtocolVersion::withChangeFeed()));
wr.serializeBytes(changeFeedDurablePrefix);
wr << feed;
wr << bigEndian64(version);
return wr.toValue();
}
std::pair<Key, Version> decodeChangeFeedDurableKey(ValueRef const& key) {
Key feed;
Version version;
BinaryReader reader(key.removePrefix(changeFeedDurablePrefix), AssumeVersion(ProtocolVersion::withChangeFeed()));
reader >> feed;
reader >> version;
return std::make_pair(feed, bigEndian64(version));
}
const Value changeFeedDurableValue(Standalone<VectorRef<MutationRef>> const& mutations, Version knownCommittedVersion) {
BinaryWriter wr(IncludeVersion(ProtocolVersion::withChangeFeed()));
wr << mutations;
wr << knownCommittedVersion;
return wr.toValue();
}
std::pair<Standalone<VectorRef<MutationRef>>, Version> decodeChangeFeedDurableValue(ValueRef const& value) {
Standalone<VectorRef<MutationRef>> mutations;
Version knownCommittedVersion;
BinaryReader reader(value, IncludeVersion());
reader >> mutations;
reader >> knownCommittedVersion;
return std::make_pair(mutations, knownCommittedVersion);
}
const KeyRef configTransactionDescriptionKey = "\xff\xff/description"_sr;
const KeyRange globalConfigKnobKeys = singleKeyRange("\xff\xff/globalKnobs"_sr);
const KeyRangeRef configKnobKeys("\xff\xff/knobs/"_sr, "\xff\xff/knobs0"_sr);
const KeyRangeRef configClassKeys("\xff\xff/configClasses/"_sr, "\xff\xff/configClasses0"_sr);
// key to watch for changes in active blob ranges + KeyRangeMap of active blob ranges
// Blob Manager + Worker stuff is all \xff\x02 to avoid Transaction State Store
const KeyRef blobRangeChangeKey = "\xff\x02/blobRangeChange"_sr;
const KeyRangeRef blobRangeKeys("\xff\x02/blobRange/"_sr, "\xff\x02/blobRange0"_sr);
const KeyRef blobManagerEpochKey = "\xff\x02/blobManagerEpoch"_sr;
const Value blobManagerEpochValueFor(int64_t epoch) {
BinaryWriter wr(IncludeVersion(ProtocolVersion::withBlobGranule()));
wr << epoch;
return wr.toValue();
}
int64_t decodeBlobManagerEpochValue(ValueRef const& value) {
int64_t epoch;
BinaryReader reader(value, IncludeVersion());
reader >> epoch;
return epoch;
}
// blob granule data
const KeyRef blobRangeActive = "1"_sr;
const KeyRef blobRangeInactive = StringRef();
const KeyRangeRef blobGranuleFileKeys("\xff\x02/bgf/"_sr, "\xff\x02/bgf0"_sr);
const KeyRangeRef blobGranuleMappingKeys("\xff\x02/bgm/"_sr, "\xff\x02/bgm0"_sr);
const KeyRangeRef blobGranuleLockKeys("\xff\x02/bgl/"_sr, "\xff\x02/bgl0"_sr);
const KeyRangeRef blobGranuleSplitKeys("\xff\x02/bgs/"_sr, "\xff\x02/bgs0"_sr);
const KeyRangeRef blobGranuleMergeKeys("\xff\x02/bgmerge/"_sr, "\xff\x02/bgmerge0"_sr);
const KeyRangeRef blobGranuleMergeBoundaryKeys("\xff\x02/bgmergebounds/"_sr, "\xff\x02/bgmergebounds0"_sr);
const KeyRangeRef blobGranuleHistoryKeys("\xff\x02/bgh/"_sr, "\xff\x02/bgh0"_sr);
const KeyRangeRef blobGranulePurgeKeys("\xff\x02/bgp/"_sr, "\xff\x02/bgp0"_sr);
const KeyRangeRef blobGranuleForcePurgedKeys("\xff\x02/bgpforce/"_sr, "\xff\x02/bgpforce0"_sr);
const KeyRef blobGranulePurgeChangeKey = "\xff\x02/bgpChange"_sr;
const uint8_t BG_FILE_TYPE_DELTA = 'D';
const uint8_t BG_FILE_TYPE_SNAPSHOT = 'S';
const Key blobGranuleFileKeyFor(UID granuleID, Version fileVersion, uint8_t fileType) {
ASSERT(fileType == 'D' || fileType == 'S');
BinaryWriter wr(AssumeVersion(ProtocolVersion::withBlobGranule()));
wr.serializeBytes(blobGranuleFileKeys.begin);
wr << granuleID;
wr << bigEndian64(fileVersion);
wr << fileType;
return wr.toValue();
}
std::tuple<UID, Version, uint8_t> decodeBlobGranuleFileKey(KeyRef const& key) {
UID granuleID;
Version fileVersion;
uint8_t fileType;
BinaryReader reader(key.removePrefix(blobGranuleFileKeys.begin), AssumeVersion(ProtocolVersion::withBlobGranule()));
reader >> granuleID;
reader >> fileVersion;
reader >> fileType;
ASSERT(fileType == 'D' || fileType == 'S');
return std::tuple(granuleID, bigEndian64(fileVersion), fileType);
}
const KeyRange blobGranuleFileKeyRangeFor(UID granuleID) {
BinaryWriter wr(AssumeVersion(ProtocolVersion::withBlobGranule()));
wr.serializeBytes(blobGranuleFileKeys.begin);
wr << granuleID;
Key startKey = wr.toValue();
return KeyRangeRef(startKey, strinc(startKey));
}
const Value blobGranuleFileValueFor(StringRef const& filename,
int64_t offset,
int64_t length,
int64_t fullFileLength,
Optional<BlobGranuleCipherKeysMeta> cipherKeysMeta) {
BinaryWriter wr(IncludeVersion(ProtocolVersion::withBlobGranule()));
wr << filename;
wr << offset;
wr << length;
wr << fullFileLength;
wr << cipherKeysMeta;
return wr.toValue();
}
std::tuple<Standalone<StringRef>, int64_t, int64_t, int64_t, Optional<BlobGranuleCipherKeysMeta>>
decodeBlobGranuleFileValue(ValueRef const& value) {
StringRef filename;
int64_t offset;
int64_t length;
int64_t fullFileLength;
Optional<BlobGranuleCipherKeysMeta> cipherKeysMeta;
BinaryReader reader(value, IncludeVersion());
reader >> filename;
reader >> offset;
reader >> length;
reader >> fullFileLength;
reader >> cipherKeysMeta;
return std::tuple(filename, offset, length, fullFileLength, cipherKeysMeta);
}
const Value blobGranulePurgeValueFor(Version version, KeyRange range, bool force) {
BinaryWriter wr(IncludeVersion(ProtocolVersion::withBlobGranule()));
wr << version;
wr << range;
wr << force;
return wr.toValue();
}
std::tuple<Version, KeyRange, bool> decodeBlobGranulePurgeValue(ValueRef const& value) {
Version version;
KeyRange range;
bool force;
BinaryReader reader(value, IncludeVersion());
reader >> version;
reader >> range;
reader >> force;
return std::tuple(version, range, force);
}
const Value blobGranuleMappingValueFor(UID const& workerID) {
BinaryWriter wr(IncludeVersion(ProtocolVersion::withBlobGranule()));
wr << workerID;
return wr.toValue();
}
UID decodeBlobGranuleMappingValue(ValueRef const& value) {
UID workerID;
BinaryReader reader(value, IncludeVersion());
reader >> workerID;
return workerID;
}
const Key blobGranuleLockKeyFor(KeyRangeRef const& keyRange) {
BinaryWriter wr(AssumeVersion(ProtocolVersion::withBlobGranule()));
wr.serializeBytes(blobGranuleLockKeys.begin);
wr << keyRange;
return wr.toValue();
}
const Value blobGranuleLockValueFor(int64_t epoch, int64_t seqno, UID changeFeedId) {
BinaryWriter wr(IncludeVersion(ProtocolVersion::withBlobGranule()));
wr << epoch;
wr << seqno;
wr << changeFeedId;
return wr.toValue();
}
std::tuple<int64_t, int64_t, UID> decodeBlobGranuleLockValue(const ValueRef& value) {
int64_t epoch, seqno;
UID changeFeedId;
BinaryReader reader(value, IncludeVersion());
reader >> epoch;
reader >> seqno;
reader >> changeFeedId;
return std::make_tuple(epoch, seqno, changeFeedId);
}
const Key blobGranuleSplitKeyFor(UID const& parentGranuleID, UID const& granuleID) {
BinaryWriter wr(AssumeVersion(ProtocolVersion::withBlobGranule()));
wr.serializeBytes(blobGranuleSplitKeys.begin);
wr << parentGranuleID;
wr << granuleID;
return wr.toValue();
}
std::pair<UID, UID> decodeBlobGranuleSplitKey(KeyRef const& key) {
UID parentGranuleID;
UID granuleID;
BinaryReader reader(key.removePrefix(blobGranuleSplitKeys.begin),
AssumeVersion(ProtocolVersion::withBlobGranule()));
reader >> parentGranuleID;
reader >> granuleID;
return std::pair(parentGranuleID, granuleID);
}
const KeyRange blobGranuleSplitKeyRangeFor(UID const& parentGranuleID) {
BinaryWriter wr(AssumeVersion(ProtocolVersion::withBlobGranule()));
wr.serializeBytes(blobGranuleSplitKeys.begin);
wr << parentGranuleID;
Key startKey = wr.toValue();
return KeyRangeRef(startKey, strinc(startKey));
}
const Key blobGranuleMergeKeyFor(UID const& mergeGranuleID) {
// TODO should we bump this assumed version to 7.2 as blob granule merging is not in 7.1? 7.1 won't try to read this
// data though since it didn't exist before
BinaryWriter wr(AssumeVersion(ProtocolVersion::withBlobGranule()));
wr.serializeBytes(blobGranuleMergeKeys.begin);
wr << mergeGranuleID;
return wr.toValue();
}
UID decodeBlobGranuleMergeKey(KeyRef const& key) {
UID mergeGranuleID;
BinaryReader reader(key.removePrefix(blobGranuleMergeKeys.begin),
AssumeVersion(ProtocolVersion::withBlobGranule()));
reader >> mergeGranuleID;
return mergeGranuleID;
}
const Value blobGranuleSplitValueFor(BlobGranuleSplitState st) {
BinaryWriter wr(IncludeVersion(ProtocolVersion::withBlobGranule()));
wr << st;
return addVersionStampAtEnd(wr.toValue());
}
std::pair<BlobGranuleSplitState, Version> decodeBlobGranuleSplitValue(const ValueRef& value) {
BlobGranuleSplitState st;
Version v;
BinaryReader reader(value, IncludeVersion());
reader >> st;
reader >> v;
return std::pair(st, bigEndian64(v));
}
const Value blobGranuleMergeValueFor(KeyRange mergeKeyRange,
std::vector<UID> parentGranuleIDs,
std::vector<Key> parentGranuleRanges,
std::vector<Version> parentGranuleStartVersions) {
ASSERT(parentGranuleIDs.size() == parentGranuleRanges.size() - 1);
ASSERT(parentGranuleIDs.size() == parentGranuleStartVersions.size());
BinaryWriter wr(IncludeVersion(ProtocolVersion::withBlobGranule()));
wr << mergeKeyRange;
wr << parentGranuleIDs;
wr << parentGranuleRanges;
wr << parentGranuleStartVersions;
return addVersionStampAtEnd(wr.toValue());
}
std::tuple<KeyRange, Version, std::vector<UID>, std::vector<Key>, std::vector<Version>> decodeBlobGranuleMergeValue(
ValueRef const& value) {
KeyRange range;
Version v;
std::vector<UID> parentGranuleIDs;
std::vector<Key> parentGranuleRanges;
std::vector<Version> parentGranuleStartVersions;
BinaryReader reader(value, IncludeVersion());
reader >> range;
reader >> parentGranuleIDs;
reader >> parentGranuleRanges;
reader >> parentGranuleStartVersions;
reader >> v;
ASSERT(parentGranuleIDs.size() == parentGranuleRanges.size() - 1);
ASSERT(parentGranuleIDs.size() == parentGranuleStartVersions.size());
ASSERT(bigEndian64(v) >= 0);
return std::tuple(range, bigEndian64(v), parentGranuleIDs, parentGranuleRanges, parentGranuleStartVersions);
}
const Key blobGranuleMergeBoundaryKeyFor(const KeyRef& key) {
return key.withPrefix(blobGranuleMergeBoundaryKeys.begin);
}
const Value blobGranuleMergeBoundaryValueFor(BlobGranuleMergeBoundary const& boundary) {
BinaryWriter wr(IncludeVersion(ProtocolVersion::withBlobGranule()));
wr << boundary;
return wr.toValue();
}
Standalone<BlobGranuleMergeBoundary> decodeBlobGranuleMergeBoundaryValue(const ValueRef& value) {
Standalone<BlobGranuleMergeBoundary> boundaryValue;
BinaryReader reader(value, IncludeVersion());
reader >> boundaryValue;
return boundaryValue;
}
const Key blobGranuleHistoryKeyFor(KeyRangeRef const& range, Version version) {
BinaryWriter wr(AssumeVersion(ProtocolVersion::withBlobGranule()));
wr.serializeBytes(blobGranuleHistoryKeys.begin);
wr << range;
wr << bigEndian64(version);
return wr.toValue();
}
std::pair<KeyRange, Version> decodeBlobGranuleHistoryKey(const KeyRef& key) {
KeyRangeRef keyRange;
Version version;
BinaryReader reader(key.removePrefix(blobGranuleHistoryKeys.begin),
AssumeVersion(ProtocolVersion::withBlobGranule()));
reader >> keyRange;
reader >> version;
return std::make_pair(keyRange, bigEndian64(version));
}
const KeyRange blobGranuleHistoryKeyRangeFor(KeyRangeRef const& range) {
return KeyRangeRef(blobGranuleHistoryKeyFor(range, 0), blobGranuleHistoryKeyFor(range, MAX_VERSION));
}
const Value blobGranuleHistoryValueFor(Standalone<BlobGranuleHistoryValue> const& historyValue) {
ASSERT(historyValue.parentVersions.empty() ||
historyValue.parentBoundaries.size() - 1 == historyValue.parentVersions.size());
BinaryWriter wr(IncludeVersion(ProtocolVersion::withBlobGranule()));
wr << historyValue;
return wr.toValue();
}
Standalone<BlobGranuleHistoryValue> decodeBlobGranuleHistoryValue(const ValueRef& value) {
Standalone<BlobGranuleHistoryValue> historyValue;
BinaryReader reader(value, IncludeVersion());
reader >> historyValue;
ASSERT(historyValue.parentVersions.empty() ||
historyValue.parentBoundaries.size() - 1 == historyValue.parentVersions.size());
return historyValue;
}
const KeyRangeRef blobWorkerListKeys("\xff\x02/bwList/"_sr, "\xff\x02/bwList0"_sr);
const Key blobWorkerListKeyFor(UID workerID) {
BinaryWriter wr(AssumeVersion(ProtocolVersion::withBlobGranule()));
wr.serializeBytes(blobWorkerListKeys.begin);
wr << workerID;
return wr.toValue();
}
UID decodeBlobWorkerListKey(KeyRef const& key) {
UID workerID;
BinaryReader reader(key.removePrefix(blobWorkerListKeys.begin), AssumeVersion(ProtocolVersion::withBlobGranule()));
reader >> workerID;
return workerID;
}
const Value blobWorkerListValue(BlobWorkerInterface const& worker) {
return ObjectWriter::toValue(worker, IncludeVersion(ProtocolVersion::withBlobGranule()));
}
BlobWorkerInterface decodeBlobWorkerListValue(ValueRef const& value) {
BlobWorkerInterface interf;
ObjectReader reader(value.begin(), IncludeVersion());
reader.deserialize(interf);
return interf;
}
const KeyRangeRef blobRestoreCommandKeys("\xff\x02/blobRestoreCommand/"_sr, "\xff\x02/blobRestoreCommand0"_sr);
const Value blobRestoreCommandKeyFor(const KeyRangeRef range) {
BinaryWriter wr(AssumeVersion(ProtocolVersion::withBlobGranule()));
wr.serializeBytes(blobRestoreCommandKeys.begin);
wr << range;
return wr.toValue();
}
const KeyRange decodeBlobRestoreCommandKeyFor(const KeyRef key) {
KeyRange range;
BinaryReader reader(key.removePrefix(blobRestoreCommandKeys.begin),
AssumeVersion(ProtocolVersion::withBlobGranule()));
reader >> range;
return range;
}
const Value blobRestoreCommandValueFor(BlobRestoreStatus status) {
BinaryWriter wr(IncludeVersion(ProtocolVersion::withBlobGranule()));
wr << status;
return wr.toValue();
}
Standalone<BlobRestoreStatus> decodeBlobRestoreStatus(ValueRef const& value) {
Standalone<BlobRestoreStatus> status;
BinaryReader reader(value, IncludeVersion());
reader >> status;
return status;
}
const KeyRangeRef storageQuotaKeys("\xff/storageQuota/"_sr, "\xff/storageQuota0"_sr);
const KeyRef storageQuotaPrefix = storageQuotaKeys.begin;
Key storageQuotaKey(StringRef tenantGroupName) {
return tenantGroupName.withPrefix(storageQuotaPrefix);
}
const KeyRangeRef idempotencyIdKeys("\xff\x02/idmp/"_sr, "\xff\x02/idmp0"_sr);
const KeyRef idempotencyIdsExpiredVersion("\xff\x02/idmpExpiredVersion"_sr);
// for tests
void testSSISerdes(StorageServerInterface const& ssi) {
printf("ssi=\nid=%s\nlocality=%s\nisTss=%s\ntssId=%s\nacceptingRequests=%s\naddress=%s\ngetValue=%s\n\n\n",
ssi.id().toString().c_str(),
ssi.locality.toString().c_str(),
ssi.isTss() ? "true" : "false",
ssi.isTss() ? ssi.tssPairID.get().toString().c_str() : "",
ssi.isAcceptingRequests() ? "true" : "false",
ssi.address().toString().c_str(),
ssi.getValue.getEndpoint().token.toString().c_str());
StorageServerInterface ssi2 = decodeServerListValue(serverListValue(ssi));
printf("ssi2=\nid=%s\nlocality=%s\nisTss=%s\ntssId=%s\nacceptingRequests=%s\naddress=%s\ngetValue=%s\n\n\n",
ssi2.id().toString().c_str(),
ssi2.locality.toString().c_str(),
ssi2.isTss() ? "true" : "false",
ssi2.isTss() ? ssi2.tssPairID.get().toString().c_str() : "",
ssi2.isAcceptingRequests() ? "true" : "false",
ssi2.address().toString().c_str(),
ssi2.getValue.getEndpoint().token.toString().c_str());
ASSERT(ssi.id() == ssi2.id());
ASSERT(ssi.locality == ssi2.locality);
ASSERT(ssi.isTss() == ssi2.isTss());
ASSERT(ssi.isAcceptingRequests() == ssi2.isAcceptingRequests());
if (ssi.isTss()) {
ASSERT(ssi2.tssPairID.get() == ssi2.tssPairID.get());
}
ASSERT(ssi.address() == ssi2.address());
ASSERT(ssi.getValue.getEndpoint().token == ssi2.getValue.getEndpoint().token);
}
// unit test for serialization since tss stuff had bugs
TEST_CASE("/SystemData/SerDes/SSI") {
printf("testing ssi serdes\n");
LocalityData localityData(Optional<Standalone<StringRef>>(),
Standalone<StringRef>(deterministicRandom()->randomUniqueID().toString()),
Standalone<StringRef>(deterministicRandom()->randomUniqueID().toString()),
Optional<Standalone<StringRef>>());
// non-tss
StorageServerInterface ssi;
ssi.uniqueID = UID(0x1234123412341234, 0x5678567856785678);
ssi.locality = localityData;
ssi.initEndpoints();
testSSISerdes(ssi);
ssi.tssPairID = UID(0x2345234523452345, 0x1238123812381238);
testSSISerdes(ssi);
printf("ssi serdes test complete\n");
return Void();
}
// Tests compatibility of different keyServersValue() and decodeKeyServersValue().
TEST_CASE("noSim/SystemData/compat/KeyServers") {
printf("testing keyServers serdes\n");
std::vector<UID> src, dest;
std::map<Tag, UID> tag_uid;
std::map<UID, Tag> uid_tag;
std::vector<Tag> srcTag, destTag;
const int n = 3;
int8_t locality = 1;
uint16_t id = 1;
UID srcId = deterministicRandom()->randomUniqueID(), destId = deterministicRandom()->randomUniqueID();
for (int i = 0; i < n; ++i) {
src.push_back(deterministicRandom()->randomUniqueID());
tag_uid.emplace(Tag(locality, id), src.back());
uid_tag.emplace(src.back(), Tag(locality, id++));
dest.push_back(deterministicRandom()->randomUniqueID());
tag_uid.emplace(Tag(locality, id), dest.back());
uid_tag.emplace(dest.back(), Tag(locality, id++));
}
std::sort(src.begin(), src.end());
std::sort(dest.begin(), dest.end());
RangeResult idTag;
for (int i = 0; i < src.size(); ++i) {
idTag.push_back_deep(idTag.arena(), KeyValueRef(serverTagKeyFor(src[i]), serverTagValue(uid_tag[src[i]])));
}
for (int i = 0; i < dest.size(); ++i) {
idTag.push_back_deep(idTag.arena(), KeyValueRef(serverTagKeyFor(dest[i]), serverTagValue(uid_tag[dest[i]])));
}
auto decodeAndVerify =
[&src, &dest, &tag_uid, &idTag](ValueRef v, const UID expectedSrcId, const UID expectedDestId) {
std::vector<UID> resSrc, resDest;
UID resSrcId, resDestId;
decodeKeyServersValue(idTag, v, resSrc, resDest, resSrcId, resDestId);
TraceEvent("VerifyKeyServersSerDes")
.detail("ExpectedSrc", describe(src))
.detail("ActualSrc", describe(resSrc))
.detail("ExpectedDest", describe(dest))
.detail("ActualDest", describe(resDest))
.detail("ExpectedDestID", expectedDestId)
.detail("ActualDestID", resDestId)
.detail("ExpectedSrcID", expectedSrcId)
.detail("ActualSrcID", resSrcId);
ASSERT(std::equal(src.begin(), src.end(), resSrc.begin()));
ASSERT(std::equal(dest.begin(), dest.end(), resDest.begin()));
ASSERT(resSrcId == expectedSrcId);
ASSERT(resDestId == expectedDestId);
resSrc.clear();
resDest.clear();
decodeKeyServersValue(idTag, v, resSrc, resDest);
ASSERT(std::equal(src.begin(), src.end(), resSrc.begin()));
ASSERT(std::equal(dest.begin(), dest.end(), resDest.begin()));
resSrc.clear();
resDest.clear();
decodeKeyServersValue(tag_uid, v, resSrc, resDest);
ASSERT(std::equal(src.begin(), src.end(), resSrc.begin()));
ASSERT(std::equal(dest.begin(), dest.end(), resDest.begin()));
};
Value v = keyServersValue(src, dest, srcId, destId);
decodeAndVerify(v, srcId, destId);
printf("ssi serdes test part.1 complete\n");
v = keyServersValue(idTag, src, dest);
decodeAndVerify(v, anonymousShardId, anonymousShardId);
printf("ssi serdes test part.2 complete\n");
dest.clear();
destId = UID();
v = keyServersValue(src, dest, srcId, destId);
decodeAndVerify(v, srcId, destId);
printf("ssi serdes test part.3 complete\n");
v = keyServersValue(idTag, src, dest);
decodeAndVerify(v, anonymousShardId, UID());
printf("ssi serdes test complete\n");
return Void();
}