public void TryTake_EmptyCache()
{
int chainId = 123;
var blockInfo = _blockCacheEntityConsumer.Take <SideChainBlockData>(chainId, 1, false);
Assert.Null(blockInfo);
}
private async Task <bool> ValidateSideChainBlockDataAsync(
IEnumerable <SideChainBlockData> multiSideChainBlockData,
Hash blockHash, long blockHeight)
{
var sideChainValidatedHeightDict = new Dictionary <int, long>(); // chain id => validated height
foreach (var sideChainBlockData in multiSideChainBlockData)
{
if (!sideChainValidatedHeightDict.TryGetValue(sideChainBlockData.ChainId, out var validatedHeight))
{
var height = await _contractReaderFactory
.Create(new ContractReaderContext
{
BlockHash = blockHash,
BlockHeight = blockHeight,
ContractAddress = await GetCrossChainContractAddressAsync(new ChainContext
{
BlockHash = blockHash,
BlockHeight = blockHeight
})
}).GetSideChainHeight
.CallAsync(
new Int32Value()
{
Value = sideChainBlockData.ChainId
});
validatedHeight = height?.Value ?? 0;
}
var targetHeight = validatedHeight + 1;
if (targetHeight != sideChainBlockData.Height)
{
// this should not happen if it is good data.
return(false);
}
var cachedSideChainBlockData =
_blockCacheEntityConsumer.Take <SideChainBlockData>(sideChainBlockData.ChainId, targetHeight, false);
if (cachedSideChainBlockData == null)
{
Logger.LogDebug(
$"Side chain data not found. ChainId: {ChainHelper.ConvertChainIdToBase58(sideChainBlockData.ChainId)}, side chain height: {targetHeight}.");
return(false);
}
if (!cachedSideChainBlockData.Equals(sideChainBlockData))
{
Logger.LogDebug(
$"Incorrect side chain data. ChainId: {ChainHelper.ConvertChainIdToBase58(sideChainBlockData.ChainId)}, side chain height: {targetHeight}.");
return(false);
}
sideChainValidatedHeightDict[sideChainBlockData.ChainId] = sideChainBlockData.Height;
}
return(true);
}
private async Task <List <SideChainBlockData> > GetNonIndexedSideChainBlockDataAsync(Hash blockHash,
long blockHeight)
{
var sideChainBlockDataList = new List <SideChainBlockData>();
var sideChainIndexingInformationList = await _readerFactory.Create(blockHash, blockHeight)
.GetSideChainIndexingInformationList.CallAsync(new Empty());
foreach (var sideChainIndexingInformation in sideChainIndexingInformationList.IndexingInformationList)
{
var libDto = await _irreversibleBlockStateProvider.GetLastIrreversibleBlockHashAndHeightAsync();
var sideChainId = sideChainIndexingInformation.ChainId;
var sideChainHeightInLibValue = await _readerFactory.Create(libDto.BlockHash, libDto.BlockHeight)
.GetSideChainHeight.CallAsync(new Int32Value {
Value = sideChainId
});
long toBeIndexedCount;
long targetHeight;
var sideChainHeightInLib = sideChainHeightInLibValue?.Value ?? 0;
if (sideChainHeightInLib > 0)
{
targetHeight = sideChainIndexingInformation.IndexedHeight + 1;
toBeIndexedCount = CrossChainConstants.DefaultBlockCacheEntityCount;
Logger.LogTrace(
$"Target height {targetHeight} of side chain " +
$"{ChainHelper.ConvertChainIdToBase58(sideChainId)}.");
}
else if (sideChainIndexingInformation.IndexedHeight > 0)
{
toBeIndexedCount = 0;
targetHeight = sideChainIndexingInformation.IndexedHeight + 1;
}
else
{
toBeIndexedCount = 1;
targetHeight = AElfConstants.GenesisBlockHeight;
Logger.LogTrace(
$"Target height {targetHeight} of side chain " +
$"{ChainHelper.ConvertChainIdToBase58(sideChainId)}.");
}
var sideChainBlockDataFromCache = new List <SideChainBlockData>();
var i = 0;
while (i < toBeIndexedCount)
{
var sideChainBlockData =
_blockCacheEntityConsumer.Take <SideChainBlockData>(sideChainIndexingInformation.ChainId,
targetHeight, targetHeight == AElfConstants.GenesisBlockHeight);
if (sideChainBlockData == null || sideChainBlockData.Height != targetHeight)
{
// no more available side chain block info
break;
}
sideChainBlockDataFromCache.Add(sideChainBlockData);
targetHeight++;
i++;
}
if (sideChainBlockDataFromCache.Count > 0)
{
Logger.LogTrace(
$"Got height [{sideChainBlockDataFromCache.First().Height} - {sideChainBlockDataFromCache.Last().Height} ]" +
$" from side chain {ChainHelper.ConvertChainIdToBase58(sideChainIndexingInformation.ChainId)}.");
sideChainBlockDataList.AddRange(sideChainBlockDataFromCache);
}
}
return(sideChainBlockDataList);
}
