public override Task GetAllCombinedRegistryBlocksPerSync(ByHeightRequest request, IServerStreamWriter <CombinedRegistryBlockInfo> responseStream, ServerCallContext context)
{
return(Task.Run(() =>
{
IEnumerable <PacketBase> blocks = _syncChainDataService.GetAllLastBlocksByType(BlockTypes.Synchronization_RegistryCombinationBlock).Where(b => ((SynchronizationRegistryCombinedBlock)b).SyncBlockHeight == request.Height);
foreach (PacketBase blockBase in blocks)
{
SynchronizationRegistryCombinedBlock registryCombinedBlock = blockBase as SynchronizationRegistryCombinedBlock;
CombinedRegistryBlockInfo combinedRegistryBlockInfo = new CombinedRegistryBlockInfo
{
SyncBlockHeight = registryCombinedBlock.SyncBlockHeight,
Height = registryCombinedBlock.BlockHeight,
CombinedRegistryBlocksCount = (uint)registryCombinedBlock.BlockHashes.Length,
};
foreach (byte[] item in registryCombinedBlock.BlockHashes)
{
combinedRegistryBlockInfo.BlockDescriptors.Add(new FullBlockDescriptor {
BlockHash = ByteString.CopyFrom(item)
});
}
responseStream.WriteAsync(combinedRegistryBlockInfo);
}
}));
}
public override async Task GetCombinedRegistryBlocksInfoSinceHeight(ByHeightRequest request, IServerStreamWriter <CombinedRegistryBlockInfo> responseStream, ServerCallContext context)
{
IEnumerable <BlockBase> blocks = _syncChainDataService.GetAll(new BlockTypeLowHeightKey(BlockTypes.Synchronization_RegistryCombinationBlock, request.Height));
foreach (BlockBase blockBase in blocks)
{
SynchronizationRegistryCombinedBlock registryCombinedBlock = blockBase as SynchronizationRegistryCombinedBlock;
CombinedRegistryBlockInfo combinedRegistryBlockInfo = new CombinedRegistryBlockInfo
{
SyncBlockHeight = registryCombinedBlock.SyncBlockHeight,
Height = registryCombinedBlock.BlockHeight,
CombinedRegistryBlocksCount = (uint)registryCombinedBlock.BlockHashes.Length,
};
foreach (byte[] hash in registryCombinedBlock.BlockHashes)
{
RegistryFullBlock registryFullBlock = (RegistryFullBlock)_registryChainDataService.Get(new SyncHashKey(registryCombinedBlock.SyncBlockHeight, hash));
if (registryFullBlock != null)
{
combinedRegistryBlockInfo.BlockDescriptors.Add(
new FullBlockDescriptor
{
SyncBlockHeight = registryCombinedBlock.SyncBlockHeight,
Round = registryFullBlock.BlockHeight,
TransactionsCount = (uint)registryFullBlock.TransactionHeaders.Count,
BlockHash = ByteString.CopyFrom(hash)
});
}
}
await responseStream.WriteAsync(combinedRegistryBlockInfo);
}
}
public override async Task GetDeltaSyncBlocks(ByHeightRequest request, IServerStreamWriter <SyncBlockDescriptor> responseStream, ServerCallContext context)
{
IEnumerable <PacketBase> blocks = _syncChainDataService.GetAll(new BlockTypeLowHeightKey(BlockTypes.Synchronization_ConfirmedBlock, request.Height));
foreach (PacketBase block in blocks)
{
await responseStream.WriteAsync(new SyncBlockDescriptor
{
Height = ((SynchronizationConfirmedBlock)block).SyncBlockHeight,
Hash = ByteString.CopyFrom(_hashCalculation.CalculateHash(((SynchronizationConfirmedBlock)block).RawData)) //TODO: !!! need to change hash calculation in place to reading from database, otherwise DoS attack is allowed
});
}
}
public override async Task GetCombinedRegistryBlocksContentSinceHeight(ByHeightRequest request, IServerStreamWriter <TransactionInfo> responseStream, ServerCallContext context)
{
IEnumerable <PacketBase> blocks = _syncChainDataService.GetAll(new BlockTypeLowHeightKey(BlockTypes.Synchronization_RegistryCombinationBlock, request.Height));
foreach (PacketBase blockBase in blocks)
{
SynchronizationRegistryCombinedBlock registryCombinedBlock = blockBase as SynchronizationRegistryCombinedBlock;
TransactionInfo blockInfo = new TransactionInfo
{
SyncBlockHeight = registryCombinedBlock.SyncBlockHeight,
BlockType = registryCombinedBlock.BlockType,
PacketType = (uint)registryCombinedBlock.PacketType,
Content = ByteString.CopyFrom(registryCombinedBlock.RawData.ToArray())
};
await responseStream.WriteAsync(blockInfo);
}
}
