public LedgerTests()
{
_testScheduler = new TestScheduler();
_fakeRepository = Substitute.For <IAccountRepository>();
_hashProvider = new HashProvider(HashingAlgorithm.GetAlgorithmMetadata("keccak-256"));
_mapperProvider = new TestMapperProvider();
_logger = Substitute.For <ILogger>();
_mempool = Substitute.For <IMempool <PublicEntryDao> >();
_deltaHashProvider = Substitute.For <IDeltaHashProvider>();
_receipts = Substitute.For <ITransactionRepository>();
_synchroniser = Substitute.For <ISynchroniser>();
_genesisHash = _hashProvider.ComputeUtf8MultiHash("genesis").ToCid();
_synchroniser.DeltaCache.GenesisHash.Returns(_genesisHash);
_executor = Substitute.For <IDeltaExecutor>();
_stateProvider = Substitute.For <IStateProvider>();
_storageProvider = Substitute.For <IStorageProvider>();
_cryptoContext = new FfiWrapper();
_signingContext = new SigningContext
{
NetworkType = NetworkType.Devnet,
SignatureType = SignatureType.TransactionPublic
};
_deltaIndexService = new DeltaIndexService(new InMemoryRepository <DeltaIndexDao, string>());
}
public Synchroniser(SyncState syncState,
IPeerSyncManager peerSyncManager,
IDeltaCache deltaCache,
IDeltaHeightWatcher deltaHeightWatcher,
IDeltaHashProvider deltaHashProvider,
IDeltaDfsReader deltaDfsReader,
IDeltaIndexService deltaIndexService,
IMapperProvider mapperProvider,
IUserOutput userOutput,
ILogger logger,
int rangeSize = 20, //cannot go over 20 until udp network fragmentation is fixed
IScheduler scheduler = null)
{
State = syncState;
_peerSyncManager = peerSyncManager;
_deltaHeightWatcher = deltaHeightWatcher;
DeltaCache = deltaCache;
_rangeSize = rangeSize;
_deltaIndexService = deltaIndexService;
_mapperProvider = mapperProvider;
_userOutput = userOutput;
_deltaHashProvider = deltaHashProvider;
_logger = logger;
_syncCompletedReplaySubject = new ReplaySubject <ulong>(1, scheduler ?? Scheduler.Default);
SyncCompleted = _syncCompletedReplaySubject.AsObservable();
}
public DeltaHashProvider(IDeltaCache deltaCache,
IDeltaIndexService deltaIndexService,
ILogger logger,
int capacity = 10_000)
{
_deltaCache = deltaCache;
_logger = logger;
_deltaHashUpdatesSubject = new ReplaySubject <Cid>(0);
var comparer = ComparerBuilder.For <Timestamp>().OrderBy(u => u, descending: true);
_capacity = capacity;
_hashesByTimeDescending = new SortedList <Timestamp, Cid>(comparer)
{
Capacity = _capacity
};
var latestDeltaIndex = deltaIndexService.LatestDeltaIndex();
if (deltaIndexService.LatestDeltaIndex() != null)
{
var foundDelta = _deltaCache.TryGetOrAddConfirmedDelta(latestDeltaIndex.Cid, out var delta);
_hashesByTimeDescending.Add(delta.TimeStamp, latestDeltaIndex.Cid);
return;
}
_hashesByTimeDescending.Add(Timestamp.FromDateTime(DateTime.UnixEpoch), _deltaCache.GenesisHash);
}
public CandidateDeltaObserver(IDeltaVoter deltaVoter, IDeltaIndexService deltaIndexService, SyncState syncState, IPeerRepository peerRepository, IHashProvider provider, ILogger logger)
: base(logger)
{
_deltaVoter = deltaVoter;
_deltaIndexService = deltaIndexService;
_syncState = syncState;
_peerRepository = peerRepository;
_hashProvider = provider;
}
public DeltaHistoryRequestObserver(IPeerSettings peerSettings,
IDeltaIndexService deltaIndexService,
IMapperProvider mapperProvider,
ILogger logger)
: base(logger, peerSettings)
{
_deltaIndexService = deltaIndexService;
_mapperProvider = mapperProvider;
}
public DeltaHeightRequestObserver(IPeerSettings peerSettings,
IDeltaIndexService deltaIndexService,
IMapperProvider mapperProvider,
SyncState syncState,
ILogger logger)
: base(logger, peerSettings)
{
_deltaIndexService = deltaIndexService;
_mapperProvider = mapperProvider;
_syncState = syncState;
}
public Ledger(IDeltaExecutor deltaExecutor,
IStateProvider stateProvider,
IStorageProvider storageProvider,
ISnapshotableDb stateDb,
IDb codeDb,
IAccountRepository accounts,
IDeltaIndexService deltaIndexService,
ITransactionRepository receipts,
IDeltaHashProvider deltaHashProvider,
ISynchroniser synchroniser,
IMempool <PublicEntryDao> mempool,
IMapperProvider mapperProvider,
IHashProvider hashProvider,
ILogger logger)
{
Accounts = accounts;
_deltaExecutor = deltaExecutor;
_stateProvider = stateProvider;
_storageProvider = storageProvider;
_stateDb = stateDb;
_codeDb = codeDb;
_mempool = mempool;
_mapperProvider = mapperProvider;
_hashProvider = hashProvider;
_logger = logger;
_receipts = receipts;
_synchroniser = synchroniser;
_deltaUpdatesSubscription = deltaHashProvider.DeltaHashUpdates.Subscribe(Update);
_deltaIndexService = deltaIndexService;
var latestDeltaIndex = _deltaIndexService.LatestDeltaIndex();
if (latestDeltaIndex != null)
{
_latestKnownDelta = latestDeltaIndex.Cid;
_latestKnownDeltaNumber = (long)latestDeltaIndex.Height;
return;
}
_latestKnownDelta = _synchroniser.DeltaCache.GenesisHash;
WriteLatestKnownDelta(_latestKnownDelta);
}
public DeltaBuilder(IDeltaTransactionRetriever transactionRetriever,
IDeterministicRandomFactory randomFactory,
IHashProvider hashProvider,
IPeerSettings peerSettings,
IDeltaCache deltaCache,
IDateTimeProvider dateTimeProvider,
IDeltaIndexService deltaIndexService,
ILogger logger)
{
_deltaIndexService = deltaIndexService;
_transactionRetriever = transactionRetriever;
_randomFactory = randomFactory;
_hashProvider = hashProvider;
_producerUniqueId = peerSettings.PeerId;
_deltaCache = deltaCache;
_dateTimeProvider = dateTimeProvider;
_logger = logger;
}
public DeltaCache(IHashProvider hashProvider,
IMemoryCache memoryCache,
IDeltaDfsReader dfsReader,
IDeltaCacheChangeTokenProvider changeTokenProvider,
IStorageProvider storageProvider,
IStateProvider stateProvider,
ISnapshotableDb stateDb,
IDeltaIndexService deltaIndexService,
ILogger logger)
{
_deltaIndexService = deltaIndexService;
stateProvider.CreateAccount(TruffleTestAccount, 1_000_000_000.Kat());
stateProvider.CreateAccount(CatalystTruffleTestAccount, 1_000_000_000.Kat());
storageProvider.Commit();
stateProvider.Commit(CatalystGenesisSpec.Instance);
storageProvider.CommitTrees();
stateProvider.CommitTree();
stateDb.Commit();
var genesisDelta = new Delta
{
TimeStamp = Timestamp.FromDateTime(DateTime.UnixEpoch),
StateRoot = ByteString.CopyFrom(stateProvider.StateRoot.Bytes),
};
GenesisHash = hashProvider.ComputeMultiHash(genesisDelta).ToCid();
_dfsReader = dfsReader;
_logger = logger;
_entryOptions = () => new MemoryCacheEntryOptions()
.AddExpirationToken(changeTokenProvider.GetChangeToken())
.RegisterPostEvictionCallback(EvictionCallback);
_memoryCache = memoryCache;
_memoryCache.Set(GenesisHash, genesisDelta);
}
public DeltaResolver(IDeltaIndexService deltaIndexService, ILedger ledger)
{
_deltaIndexService = deltaIndexService;
_ledger = ledger;
}
public void Init()
{
_cancellationToken = new CancellationToken();
_manualResetEventSlim = new ManualResetEventSlim(false);
_testScheduler = new TestScheduler();
_hashProvider = new HashProvider(HashingAlgorithm.GetAlgorithmMetadata("keccak-256"));
_peerSettings = Substitute.For <IPeerSettings>();
_peerSettings.PeerId.Returns(PeerIdHelper.GetPeerId());
_deltaDfsReader = Substitute.For <IDeltaDfsReader>();
_deltaDfsReader.TryReadDeltaFromDfs(Arg.Any <Cid>(), out Arg.Any <Delta>()).Returns(x => true);
_deltaCache = Substitute.For <IDeltaCache>();
_deltaCache.GenesisHash.Returns("bafk2bzacecji5gcdd6lxsoazgnbg46c3vttjwwkptiw27enachziizhhkir2w".ToCid());
_ledger = Substitute.For <ILedger>();
_peerService = Substitute.For <IPeerService>();
_deltaHashProvider = new DeltaHashProvider(_deltaCache, Substitute.For <IDeltaIndexService>(), Substitute.For <ILogger>());
_deltaIndexService = new DeltaIndexService(new InMemoryRepository <DeltaIndexDao, string>());
_deltaIndexService.Add(new DeltaIndexDao {
Cid = _hashProvider.ComputeUtf8MultiHash("0").ToCid(), Height = 0
});
_peerClient = Substitute.For <IPeerClient>();
ModifyPeerClient <LatestDeltaHashRequest>((request, senderPeerIdentifier) =>
{
var deltaHeightResponse = new LatestDeltaHashResponse
{
DeltaIndex = new DeltaIndex
{
Cid = _hashProvider.ComputeUtf8MultiHash(_syncTestHeight.ToString()).ToCid().ToArray()
.ToByteString(),
Height = (uint)_syncTestHeight
}
};
_deltaHeightReplaySubject.OnNext(new ObserverDto(Substitute.For <IChannelHandlerContext>(),
deltaHeightResponse.ToProtocolMessage(senderPeerIdentifier, CorrelationId.GenerateCorrelationId())));
});
ModifyPeerClient <DeltaHistoryRequest>((request, senderPeerIdentifier) =>
{
var data = GenerateSampleData((int)request.Height, (int)request.Range, (int)_syncTestHeight);
_deltaIndexService.Add(data.DeltaIndex.Select(x => DeltaIndexDao.ToDao <DeltaIndex>(x, _mapperProvider)));
_deltaHistoryReplaySubject.OnNext(new ObserverDto(Substitute.For <IChannelHandlerContext>(),
data
.ToProtocolMessage(senderPeerIdentifier, CorrelationId.GenerateCorrelationId())));
});
_peerRepository = new PeerRepository(new InMemoryRepository <Peer, string>());
Enumerable.Repeat(new Peer {
PeerId = PeerIdHelper.GetPeerId()
}, 5).ToList().ForEach(_peerRepository.Add);
_deltaHeightReplaySubject = new ReplaySubject <IObserverDto <ProtocolMessage> >(1);
_deltaHistoryReplaySubject = new ReplaySubject <IObserverDto <ProtocolMessage> >(1);
var mergeMessageStreams = _deltaHeightReplaySubject.AsObservable()
.Merge(_deltaHistoryReplaySubject.AsObservable());
_peerService.MessageStream.Returns(mergeMessageStreams);
_deltaHashProvider = Substitute.For <IDeltaHashProvider>();
_deltaHashProvider.TryUpdateLatestHash(Arg.Any <Cid>(), Arg.Any <Cid>()).Returns(true);
_mapperProvider = new TestMapperProvider();
_userOutput = Substitute.For <IUserOutput>();
_deltaHeightWatcher = new DeltaHeightWatcher(_peerClient, _peerRepository, _peerService, minimumPeers: 0);
var dfsService = Substitute.For <IDfsService>();
_peerSyncManager = new PeerSyncManager(_peerClient, _peerRepository,
_peerService, _userOutput, _deltaHeightWatcher, Substitute.For <IDfsService>(), 0.7, 0);
}