public async Task ProcessAsync(Block block, TransactionResult transactionResult, LogEvent logEvent)
{
var configurationSet = new ConfigurationSet();
configurationSet.MergeFrom(logEvent);
if (configurationSet.Key != BlockTransactionLimitConfigurationNameProvider.Name)
{
return;
}
var limit = new Int32Value();
limit.MergeFrom(configurationSet.Value.ToByteArray());
if (limit.Value < 0)
{
return;
}
await _blockTransactionLimitProvider.SetLimitAsync(new BlockIndex
{
BlockHash = block.GetHash(),
BlockHeight = block.Height
}, limit.Value);
Logger.LogInformation($"BlockTransactionLimit has been changed to {limit.Value}");
}
public async Task ProcessConfigurationAsync(ByteString byteString, BlockIndex blockIndex)
{
var limit = new Int32Value();
limit.MergeFrom(byteString);
if (limit.Value < 0)
{
return;
}
await _blockTransactionLimitProvider.SetLimitAsync(blockIndex, limit.Value);
}
public async Task Set_Block_Transaction_Limit_Authorized()
{
var proposalId = await SetBlockTransactionLimitProposalAsync(100);
await ApproveWithMinersAsync(proposalId);
var transactionResult = await ReleaseProposalAsync(proposalId);
Assert.True(transactionResult.Status == TransactionResultStatus.Mined);
var limitFromResult = new Int32Value();
limitFromResult.MergeFrom(ConfigurationSet.Parser.ParseFrom(transactionResult.Logs[1].NonIndexed).Value);
limitFromResult.Value.ShouldBe(100);
}
public async Task Get_Block_Transaction_Limit()
{
var proposalId = await SetBlockTransactionLimitProposalAsync(100);
await ApproveWithMinersAsync(proposalId);
await ReleaseProposalAsync(proposalId);
var transactionResult =
await ExecuteContractWithMiningAsync(ConfigurationContractAddress,
nameof(ConfigurationContainer.ConfigurationStub.GetConfiguration),
new StringValue { Value = BlockTransactionLimitConfigurationNameProvider.Name });
Assert.True(transactionResult.Status == TransactionResultStatus.Mined);
var limitFromResult = new Int32Value();
limitFromResult.MergeFrom(BytesValue.Parser.ParseFrom(transactionResult.ReturnValue).Value);
limitFromResult.Value.ShouldBe(100);
}
public async Task LimitCanBeSetByExecutingContract_Test()
{
const int targetLimit = 55;
await DeployContractsAsync();
var proposalId = (await _parliamentContractStub.CreateProposal.SendAsync(new CreateProposalInput
{
ContractMethodName = "SetConfiguration",
ExpiredTime = TimestampHelper.GetUtcNow().AddDays(1),
Params = new SetConfigurationInput
{
Key = BlockTransactionLimitConfigurationNameProvider.Name,
Value = new Int32Value {
Value = targetLimit
}.ToByteString()
}.ToByteString(),
ToAddress = ConfigurationContractAddress,
OrganizationAddress = await _parliamentContractStub.GetDefaultOrganizationAddress.CallAsync(new Empty())
})).Output;
await _parliamentContractStub.Approve.SendAsync(proposalId);
// Before
{
var result = await _configurationStub.GetConfiguration.CallAsync(new StringValue
{
Value = BlockTransactionLimitConfigurationNameProvider.Name
});
var limit = new Int32Value();
limit.MergeFrom(BytesValue.Parser.ParseFrom(result.ToByteString()).Value);
Assert.Equal(0, limit.Value);
}
var txResult = await _parliamentContractStub.Release.SendAsync(proposalId);
var configurationSet = ConfigurationSet.Parser.ParseFrom(txResult.TransactionResult.Logs
.First(l => l.Name == nameof(ConfigurationSet)).NonIndexed);
var limitFromLogEvent = new Int32Value();
limitFromLogEvent.MergeFrom(configurationSet.Value.ToByteArray());
Assert.Equal(limitFromLogEvent.Value, targetLimit);
// After
{
var result = await _configurationStub.GetConfiguration.CallAsync(new StringValue
{
Value = BlockTransactionLimitConfigurationNameProvider.Name
});
var limit = new Int32Value();
limit.MergeFrom(BytesValue.Parser.ParseFrom(result.ToByteString()).Value);
Assert.Equal(targetLimit, limit.Value);
}
var chain = await _blockchainService.GetChainAsync();
await _blockchainStateService.MergeBlockStateAsync(chain.BestChainHeight, chain.BestChainHash);
var limitNum = await _blockTransactionLimitProvider.GetLimitAsync(
new ChainContext
{
BlockHash = chain.BestChainHash,
BlockHeight = chain.BestChainHeight
});
Assert.Equal(55, limitNum);
}
