public async Task LoadTransactionBlockIndexAsync()
{
var chain = await _blockchainService.GetChainAsync();
if (chain == null)
{
return;
}
var blockHeight = chain.LastIrreversibleBlockHeight;
var blockHash = chain.LastIrreversibleBlockHash;
while (true)
{
if (blockHeight < AElfConstants.GenesisBlockHeight ||
blockHeight + KernelConstants.ReferenceBlockValidPeriod <= chain.LastIrreversibleBlockHeight)
{
break;
}
var block = await _blockchainService.GetBlockByHashAsync(blockHash);
if (block == null)
{
return;
}
foreach (var txId in block.TransactionIds)
{
var txBlockIndex = await _transactionBlockIndexManager.GetTransactionBlockIndexAsync(txId);
_transactionBlockIndexProvider.AddTransactionBlockIndex(txId, txBlockIndex);
}
blockHash = block.Header.PreviousBlockHash;
blockHeight--;
}
}
public void TransactionBlockIndexCacheTest()
{
var txId1 = Hash.FromString("TxId1");
var transactionBlockIndex1 = new TransactionBlockIndex
{
BlockHash = Hash.FromString("BlockHash"),
BlockHeight = 100
};
_transactionBlockIndexProvider.AddTransactionBlockIndex(txId1, transactionBlockIndex1);
var getResult = _transactionBlockIndexProvider.TryGetTransactionBlockIndex(txId1, out var cachedTransactionBlockIndex);
getResult.ShouldBeTrue();
cachedTransactionBlockIndex.ShouldBe(transactionBlockIndex1);
var txId2 = Hash.FromString("TxId2");
var transactionBlockIndex2 = new TransactionBlockIndex
{
BlockHash = Hash.FromString("BlockHash2"),
BlockHeight = 101,
PreviousExecutionBlockIndexList =
{
new BlockIndex {
BlockHash = Hash.FromString("PreviousBlockHash"), BlockHeight = 100
}
}
};
_transactionBlockIndexProvider.AddTransactionBlockIndex(txId2, transactionBlockIndex2);
var txId3 = Hash.FromString("TxId3");
var transactionBlockIndex3 = new TransactionBlockIndex
{
BlockHash = Hash.FromString("BlockHash3"),
BlockHeight = 101,
PreviousExecutionBlockIndexList =
{
new BlockIndex {
BlockHash = Hash.FromString("PreviousBlockHash2"), BlockHeight = 102
},
new BlockIndex {
BlockHash = Hash.FromString("PreviousBlockHash3"), BlockHeight = 103
}
}
};
_transactionBlockIndexProvider.AddTransactionBlockIndex(txId3, transactionBlockIndex3);
var transactionBlockIndex4 = new TransactionBlockIndex
{
BlockHash = Hash.FromString("BlockHash4"),
BlockHeight = 104,
PreviousExecutionBlockIndexList =
{
new BlockIndex {
BlockHash = Hash.FromString("PreviousBlockHash1"), BlockHeight = 101
},
new BlockIndex {
BlockHash = Hash.FromString("PreviousBlockHash2"), BlockHeight = 102
},
new BlockIndex {
BlockHash = Hash.FromString("PreviousBlockHash3"), BlockHeight = 103
}
}
};
_transactionBlockIndexProvider.AddTransactionBlockIndex(txId3, transactionBlockIndex4);
{
_transactionBlockIndexProvider.CleanByHeight(99);
_transactionBlockIndexProvider.TryGetTransactionBlockIndex(txId1, out var cacheBlockIndex1);
cacheBlockIndex1.ShouldBe(transactionBlockIndex1);
_transactionBlockIndexProvider.TryGetTransactionBlockIndex(txId2, out var cacheBlockIndex2);
cacheBlockIndex2.ShouldBe(transactionBlockIndex2);
_transactionBlockIndexProvider.TryGetTransactionBlockIndex(txId3, out var cacheBlockIndex3);
cacheBlockIndex3.ShouldBe(transactionBlockIndex4);
}
{
_transactionBlockIndexProvider.CleanByHeight(100);
_transactionBlockIndexProvider.TryGetTransactionBlockIndex(txId1, out var cacheBlockIndex1);
cacheBlockIndex1.ShouldBeNull();
_transactionBlockIndexProvider.TryGetTransactionBlockIndex(txId2, out var cacheBlockIndex2);
cacheBlockIndex2.ShouldBe(transactionBlockIndex2);
_transactionBlockIndexProvider.TryGetTransactionBlockIndex(txId3, out var cacheBlockIndex3);
cacheBlockIndex3.ShouldBe(transactionBlockIndex4);
}
{
_transactionBlockIndexProvider.CleanByHeight(101);
_transactionBlockIndexProvider.TryGetTransactionBlockIndex(txId1, out var cacheBlockIndex1);
cacheBlockIndex1.ShouldBeNull();
_transactionBlockIndexProvider.TryGetTransactionBlockIndex(txId2, out var cacheBlockIndex2);
cacheBlockIndex2.ShouldBeNull();
_transactionBlockIndexProvider.TryGetTransactionBlockIndex(txId3, out var cacheBlockIndex3);
cacheBlockIndex3.ShouldBe(transactionBlockIndex4);
}
{
_transactionBlockIndexProvider.CleanByHeight(102);
_transactionBlockIndexProvider.TryGetTransactionBlockIndex(txId1, out var cacheBlockIndex1);
cacheBlockIndex1.ShouldBeNull();
_transactionBlockIndexProvider.TryGetTransactionBlockIndex(txId2, out var cacheBlockIndex2);
cacheBlockIndex2.ShouldBeNull();
_transactionBlockIndexProvider.TryGetTransactionBlockIndex(txId3, out var cacheBlockIndex3);
cacheBlockIndex3.ShouldBe(transactionBlockIndex4);
}
{
_transactionBlockIndexProvider.CleanByHeight(103);
_transactionBlockIndexProvider.TryGetTransactionBlockIndex(txId1, out var cacheBlockIndex1);
cacheBlockIndex1.ShouldBeNull();
_transactionBlockIndexProvider.TryGetTransactionBlockIndex(txId2, out var cacheBlockIndex2);
cacheBlockIndex2.ShouldBeNull();
_transactionBlockIndexProvider.TryGetTransactionBlockIndex(txId3, out var cacheBlockIndex3);
cacheBlockIndex3.ShouldNotBeNull();
}
{
_transactionBlockIndexProvider.CleanByHeight(104);
_transactionBlockIndexProvider.TryGetTransactionBlockIndex(txId1, out var cacheBlockIndex1);
cacheBlockIndex1.ShouldBeNull();
_transactionBlockIndexProvider.TryGetTransactionBlockIndex(txId2, out var cacheBlockIndex2);
cacheBlockIndex2.ShouldBeNull();
_transactionBlockIndexProvider.TryGetTransactionBlockIndex(txId3, out var cacheBlockIndex3);
cacheBlockIndex3.ShouldBeNull();
}
}